[ffvpx] Update ffvp9/ffvp8 to release 4.0.2

46 files changed, 1753 insertions, 743 deletions

diff --git a/media/ffvpx/libavutil/atomic.c b/media/ffvpx/libavutil/atomic.c
deleted file mode 100644
index 64cff2576..000000000
--- a/media/ffvpx/libavutil/atomic.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include "config.h"
-#include "atomic.h"
-
-#if !HAVE_ATOMICS_NATIVE
-
-#if HAVE_PTHREADS
-
-#include <pthread.h>
-
-static pthread_mutex_t atomic_lock = PTHREAD_MUTEX_INITIALIZER;
-
-int avpriv_atomic_int_get(volatile int *ptr)
-{
-    int res;
-
-    pthread_mutex_lock(&atomic_lock);
-    res = *ptr;
-    pthread_mutex_unlock(&atomic_lock);
-
-    return res;
-}
-
-void avpriv_atomic_int_set(volatile int *ptr, int val)
-{
-    pthread_mutex_lock(&atomic_lock);
-    *ptr = val;
-    pthread_mutex_unlock(&atomic_lock);
-}
-
-int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc)
-{
-    int res;
-
-    pthread_mutex_lock(&atomic_lock);
-    *ptr += inc;
-    res = *ptr;
-    pthread_mutex_unlock(&atomic_lock);
-
-    return res;
-}
-
-void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval)
-{
-    void *ret;
-    pthread_mutex_lock(&atomic_lock);
-    ret = *ptr;
-    if (ret == oldval)
-        *ptr = newval;
-    pthread_mutex_unlock(&atomic_lock);
-    return ret;
-}
-
-#elif !HAVE_THREADS
-
-int avpriv_atomic_int_get(volatile int *ptr)
-{
-    return *ptr;
-}
-
-void avpriv_atomic_int_set(volatile int *ptr, int val)
-{
-    *ptr = val;
-}
-
-int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc)
-{
-    *ptr += inc;
-    return *ptr;
-}
-
-void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval)
-{
-    if (*ptr == oldval) {
-        *ptr = newval;
-        return oldval;
-    }
-    return *ptr;
-}
-
-#else /* HAVE_THREADS */
-
-/* This should never trigger, unless a new threading implementation
- * without correct atomics dependencies in configure or a corresponding
- * atomics implementation is added. */
-#error "Threading is enabled, but there is no implementation of atomic operations available"
-
-#endif /* HAVE_PTHREADS */
-
-#endif /* !HAVE_ATOMICS_NATIVE */
diff --git a/media/ffvpx/libavutil/atomic.h b/media/ffvpx/libavutil/atomic.h
deleted file mode 100644
index 15906d24c..000000000
--- a/media/ffvpx/libavutil/atomic.h
+++ /dev/null
@@ -1,79 +0,0 @@
-/*
- * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVUTIL_ATOMIC_H
-#define AVUTIL_ATOMIC_H
-
-#include "config.h"
-
-#if HAVE_ATOMICS_NATIVE
-
-#if HAVE_ATOMICS_GCC
-#include "atomic_gcc.h"
-#elif HAVE_ATOMICS_WIN32
-#include "atomic_win32.h"
-#elif HAVE_ATOMICS_SUNCC
-#include "atomic_suncc.h"
-#endif
-
-#else
-
-/**
- * Load the current value stored in an atomic integer.
- *
- * @param ptr atomic integer
- * @return the current value of the atomic integer
- * @note This acts as a memory barrier.
- */
-int avpriv_atomic_int_get(volatile int *ptr);
-
-/**
- * Store a new value in an atomic integer.
- *
- * @param ptr atomic integer
- * @param val the value to store in the atomic integer
- * @note This acts as a memory barrier.
- */
-void avpriv_atomic_int_set(volatile int *ptr, int val);
-
-/**
- * Add a value to an atomic integer.
- *
- * @param ptr atomic integer
- * @param inc the value to add to the atomic integer (may be negative)
- * @return the new value of the atomic integer.
- * @note This does NOT act as a memory barrier. This is primarily
- *       intended for reference counting.
- */
-int avpriv_atomic_int_add_and_fetch(volatile int *ptr, int inc);
-
-/**
- * Atomic pointer compare and swap.
- *
- * @param ptr pointer to the pointer to operate on
- * @param oldval do the swap if the current value of *ptr equals to oldval
- * @param newval value to replace *ptr with
- * @return the value of *ptr before comparison
- */
-void *avpriv_atomic_ptr_cas(void * volatile *ptr, void *oldval, void *newval);
-
-#endif /* HAVE_ATOMICS_NATIVE */
-
-#endif /* AVUTIL_ATOMIC_H */
diff --git a/media/ffvpx/libavutil/atomic_gcc.h b/media/ffvpx/libavutil/atomic_gcc.h
deleted file mode 100644
index 2bb43c3ce..000000000
--- a/media/ffvpx/libavutil/atomic_gcc.h
+++ /dev/null
@@ -1,61 +0,0 @@
-/*
- * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVUTIL_ATOMIC_GCC_H
-#define AVUTIL_ATOMIC_GCC_H
-
-#include <stdint.h>
-
-#include "atomic.h"
-
-#define avpriv_atomic_int_get atomic_int_get_gcc
-static inline int atomic_int_get_gcc(volatile int *ptr)
-{
-    __sync_synchronize();
-    return *ptr;
-}
-
-#define avpriv_atomic_int_set atomic_int_set_gcc
-static inline void atomic_int_set_gcc(volatile int *ptr, int val)
-{
-    *ptr = val;
-    __sync_synchronize();
-}
-
-#define avpriv_atomic_int_add_and_fetch atomic_int_add_and_fetch_gcc
-static inline int atomic_int_add_and_fetch_gcc(volatile int *ptr, int inc)
-{
-    return __sync_add_and_fetch(ptr, inc);
-}
-
-#define avpriv_atomic_ptr_cas atomic_ptr_cas_gcc
-static inline void *atomic_ptr_cas_gcc(void * volatile *ptr,
-                                       void *oldval, void *newval)
-{
-#ifdef __ARMCC_VERSION
-    // armcc will throw an error if ptr is not an integer type
-    volatile uintptr_t *tmp = (volatile uintptr_t*)ptr;
-    return (void*)__sync_val_compare_and_swap(tmp, oldval, newval);
-#else
-    return __sync_val_compare_and_swap(ptr, oldval, newval);
-#endif
-}
-
-#endif /* AVUTIL_ATOMIC_GCC_H */
diff --git a/media/ffvpx/libavutil/atomic_win32.h b/media/ffvpx/libavutil/atomic_win32.h
deleted file mode 100644
index f7299336f..000000000
--- a/media/ffvpx/libavutil/atomic_win32.h
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Copyright (c) 2012 Ronald S. Bultje <rsbultje@gmail.com>
- *
- * This file is part of FFmpeg.
- *
- * FFmpeg is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * FFmpeg is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef AVUTIL_ATOMIC_WIN32_H
-#define AVUTIL_ATOMIC_WIN32_H
-
-#define WIN32_LEAN_AND_MEAN
-#include <windows.h>
-
-#define avpriv_atomic_int_get atomic_int_get_win32
-static inline int atomic_int_get_win32(volatile int *ptr)
-{
-    MemoryBarrier();
-    return *ptr;
-}
-
-#define avpriv_atomic_int_set atomic_int_set_win32
-static inline void atomic_int_set_win32(volatile int *ptr, int val)
-{
-    *ptr = val;
-    MemoryBarrier();
-}
-
-#define avpriv_atomic_int_add_and_fetch atomic_int_add_and_fetch_win32
-static inline int atomic_int_add_and_fetch_win32(volatile int *ptr, int inc)
-{
-    return inc + InterlockedExchangeAdd(ptr, inc);
-}
-
-#define avpriv_atomic_ptr_cas atomic_ptr_cas_win32
-static inline void *atomic_ptr_cas_win32(void * volatile *ptr,
-                                         void *oldval, void *newval)
-{
-    return InterlockedCompareExchangePointer(ptr, newval, oldval);
-}
-
-#endif /* AVUTIL_ATOMIC_WIN32_H */
diff --git a/media/ffvpx/libavutil/attributes.h b/media/ffvpx/libavutil/attributes.h
index 54d190111..ced108aa2 100644
--- a/media/ffvpx/libavutil/attributes.h
+++ b/media/ffvpx/libavutil/attributes.h
@@ -66,19 +66,19 @@
 #    define av_noinline
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(3,1)
+#if AV_GCC_VERSION_AT_LEAST(3,1) || defined(__clang__)
 #    define av_pure __attribute__((pure))
 #else
 #    define av_pure
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(2,6)
+#if AV_GCC_VERSION_AT_LEAST(2,6) || defined(__clang__)
 #    define av_const __attribute__((const))
 #else
 #    define av_const
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(4,3)
+#if AV_GCC_VERSION_AT_LEAST(4,3) || defined(__clang__)
 #    define av_cold __attribute__((cold))
 #else
 #    define av_cold
@@ -138,19 +138,19 @@
 #    define av_used
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(3,3)
+#if AV_GCC_VERSION_AT_LEAST(3,3) || defined(__clang__)
 #   define av_alias __attribute__((may_alias))
 #else
 #   define av_alias
 #endif
 
-#if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__)
+#if (defined(__GNUC__) || defined(__clang__)) && !defined(__INTEL_COMPILER)
 #    define av_uninit(x) x=x
 #else
 #    define av_uninit(x) x
 #endif
 
-#ifdef __GNUC__
+#if defined(__GNUC__) || defined(__clang__)
 #    define av_builtin_constant_p __builtin_constant_p
 #    define av_printf_format(fmtpos, attrpos) __attribute__((__format__(__printf__, fmtpos, attrpos)))
 #else
@@ -158,7 +158,7 @@
 #    define av_printf_format(fmtpos, attrpos)
 #endif
 
-#if AV_GCC_VERSION_AT_LEAST(2,5)
+#if AV_GCC_VERSION_AT_LEAST(2,5) || defined(__clang__)
 #    define av_noreturn __attribute__((noreturn))
 #else
 #    define av_noreturn
diff --git a/media/ffvpx/libavutil/avutil.symbols b/media/ffvpx/libavutil/avutil.symbols
index ba68dc33c..ede2ff9ac 100644
--- a/media/ffvpx/libavutil/avutil.symbols
+++ b/media/ffvpx/libavutil/avutil.symbols
@@ -1,10 +1,7 @@
 av_add_q
 av_add_stable
-av_adler32_update
 av_append_path_component
 av_asprintf
-av_base64_decode
-av_base64_encode
 av_basename
 av_bprint_append_data
 av_bprint_channel_layout
@@ -177,8 +174,10 @@ av_image_get_buffer_size
 av_image_get_linesize
 av_int_list_length_for_size
 av_log
+#ifndef MOZ_FFVPX_FLACONLY
 av_log2
 av_log2_16bit
+#endif
 av_log_default_callback
 av_log_format_line
 av_log_get_flags
@@ -257,7 +256,6 @@ av_pix_fmt_desc_get_id
 av_pix_fmt_desc_next
 av_pix_fmt_get_chroma_sub_sample
 av_pix_fmt_swap_endianness
-av_pixelutils_get_sad_fn
 av_q2intfloat
 av_read_image_line
 av_realloc
@@ -296,20 +294,6 @@ av_strstart
 av_strtod
 av_strtok
 av_sub_q
-av_thread_message_queue_alloc
-av_thread_message_queue_free
-av_thread_message_queue_recv
-av_thread_message_queue_send
-av_thread_message_queue_set_err_recv
-av_thread_message_queue_set_err_send
-av_timecode_adjust_ntsc_framenum2
-av_timecode_check_frame_rate
-av_timecode_get_smpte_from_framenum
-av_timecode_init
-av_timecode_init_from_string
-av_timecode_make_mpeg_tc_string
-av_timecode_make_smpte_tc_string
-av_timecode_make_string
 av_timegm
 av_usleep
 av_utf8_decode
@@ -320,14 +304,10 @@ av_vlog
 av_write_image_line
 avpriv_alloc_fixed_dsp
 avpriv_float_dsp_alloc
-avpriv_frame_get_metadatap
-avpriv_get_gamma_from_trc
-avpriv_init_lls
 avpriv_report_missing_feature
 avpriv_request_sample
 avpriv_scalarproduct_float_c
 avpriv_set_systematic_pal2
-avpriv_solve_lls
 avutil_configuration
 avutil_license
 avutil_version
@@ -337,3 +317,8 @@ avpriv_emms_asm
 avpriv_slicethread_create
 avpriv_slicethread_execute
 avpriv_slicethread_free
+av_hwdevice_get_type_name
+av_hwframe_ctx_alloc
+av_hwframe_ctx_init
+av_malloc_array
+av_mallocz_array
diff --git a/media/ffvpx/libavutil/common.h b/media/ffvpx/libavutil/common.h
index 8142b31fd..8db029117 100644
--- a/media/ffvpx/libavutil/common.h
+++ b/media/ffvpx/libavutil/common.h
@@ -158,7 +158,7 @@ static av_always_inline av_const int64_t av_clip64_c(int64_t a, int64_t amin, in
  */
 static av_always_inline av_const uint8_t av_clip_uint8_c(int a)
 {
-    if (a&(~0xFF)) return (-a)>>31;
+    if (a&(~0xFF)) return (~a)>>31;
     else           return a;
 }
 
@@ -180,7 +180,7 @@ static av_always_inline av_const int8_t av_clip_int8_c(int a)
  */
 static av_always_inline av_const uint16_t av_clip_uint16_c(int a)
 {
-    if (a&(~0xFFFF)) return (-a)>>31;
+    if (a&(~0xFFFF)) return (~a)>>31;
     else             return a;
 }
 
@@ -228,7 +228,7 @@ static av_always_inline av_const int av_clip_intp2_c(int a, int p)
  */
 static av_always_inline av_const unsigned av_clip_uintp2_c(int a, int p)
 {
-    if (a & ~((1<<p) - 1)) return -a >> 31 & ((1<<p) - 1);
+    if (a & ~((1<<p) - 1)) return (~a) >> 31 & ((1<<p) - 1);
     else                   return  a;
 }
 
@@ -260,7 +260,7 @@ static av_always_inline int av_sat_add32_c(int a, int b)
  *
  * @param  a first value
  * @param  b value doubled and added to a
- * @return sum with signed saturation
+ * @return sum sat(a + sat(2*b)) with signed saturation
  */
 static av_always_inline int av_sat_dadd32_c(int a, int b)
 {
@@ -268,6 +268,30 @@ static av_always_inline int av_sat_dadd32_c(int a, int b)
 }
 
 /**
+ * Subtract two signed 32-bit values with saturation.
+ *
+ * @param  a one value
+ * @param  b another value
+ * @return difference with signed saturation
+ */
+static av_always_inline int av_sat_sub32_c(int a, int b)
+{
+    return av_clipl_int32((int64_t)a - b);
+}
+
+/**
+ * Subtract a doubled value from another value with saturation at both stages.
+ *
+ * @param  a first value
+ * @param  b value doubled and subtracted from a
+ * @return difference sat(a - sat(2*b)) with signed saturation
+ */
+static av_always_inline int av_sat_dsub32_c(int a, int b)
+{
+    return av_sat_sub32(a, av_sat_add32(b, b));
+}
+
+/**
  * Clip a float value into the amin-amax range.
  * @param a value to clip
  * @param amin minimum value of the clip range
@@ -513,6 +537,12 @@ static av_always_inline av_const int av_parity_c(uint32_t v)
 #ifndef av_sat_dadd32
 #   define av_sat_dadd32    av_sat_dadd32_c
 #endif
+#ifndef av_sat_sub32
+#   define av_sat_sub32     av_sat_sub32_c
+#endif
+#ifndef av_sat_dsub32
+#   define av_sat_dsub32    av_sat_dsub32_c
+#endif
 #ifndef av_clipf
 #   define av_clipf         av_clipf_c
 #endif
diff --git a/media/ffvpx/libavutil/cpu.c b/media/ffvpx/libavutil/cpu.c
index c8401b825..6548cc304 100644
--- a/media/ffvpx/libavutil/cpu.c
+++ b/media/ffvpx/libavutil/cpu.c
@@ -80,7 +80,8 @@ void av_force_cpu_flags(int arg){
                     AV_CPU_FLAG_XOP      |
                     AV_CPU_FLAG_FMA3     |
                     AV_CPU_FLAG_FMA4     |
-                    AV_CPU_FLAG_AVX2     ))
+                    AV_CPU_FLAG_AVX2     |
+                    AV_CPU_FLAG_AVX512   ))
         && !(arg & AV_CPU_FLAG_MMX)) {
         av_log(NULL, AV_LOG_WARNING, "MMX implied by specified flags\n");
         arg |= AV_CPU_FLAG_MMX;
@@ -126,6 +127,7 @@ int av_parse_cpu_flags(const char *s)
 #define CPUFLAG_AVX2     (AV_CPU_FLAG_AVX2     | CPUFLAG_AVX)
 #define CPUFLAG_BMI2     (AV_CPU_FLAG_BMI2     | AV_CPU_FLAG_BMI1)
 #define CPUFLAG_AESNI    (AV_CPU_FLAG_AESNI    | CPUFLAG_SSE42)
+#define CPUFLAG_AVX512   (AV_CPU_FLAG_AVX512   | CPUFLAG_AVX2)
     static const AVOption cpuflags_opts[] = {
         { "flags"   , NULL, 0, AV_OPT_TYPE_FLAGS, { .i64 = 0 }, INT64_MIN, INT64_MAX, .unit = "flags" },
 #if   ARCH_PPC
@@ -154,6 +156,7 @@ int av_parse_cpu_flags(const char *s)
         { "3dnowext", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_3DNOWEXT     },    .unit = "flags" },
         { "cmov",     NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_CMOV     },    .unit = "flags" },
         { "aesni"   , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_AESNI        },    .unit = "flags" },
+        { "avx512"  , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = CPUFLAG_AVX512       },    .unit = "flags" },
 #elif ARCH_ARM
         { "armv5te",  NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_ARMV5TE  },    .unit = "flags" },
         { "armv6",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_ARMV6    },    .unit = "flags" },
@@ -216,6 +219,7 @@ int av_parse_cpu_caps(unsigned *flags, const char *s)
         { "3dnowext", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_3DNOWEXT },    .unit = "flags" },
         { "cmov",     NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_CMOV     },    .unit = "flags" },
         { "aesni",    NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_AESNI    },    .unit = "flags" },
+        { "avx512"  , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AV_CPU_FLAG_AVX512   },    .unit = "flags" },
 
 #define CPU_FLAG_P2 AV_CPU_FLAG_CMOV | AV_CPU_FLAG_MMX
 #define CPU_FLAG_P3 CPU_FLAG_P2 | AV_CPU_FLAG_MMX2 | AV_CPU_FLAG_SSE
diff --git a/media/ffvpx/libavutil/cpu.h b/media/ffvpx/libavutil/cpu.h
index 9e5d40aff..8bb9eb606 100644
--- a/media/ffvpx/libavutil/cpu.h
+++ b/media/ffvpx/libavutil/cpu.h
@@ -55,6 +55,7 @@
 #define AV_CPU_FLAG_FMA3        0x10000 ///< Haswell FMA3 functions
 #define AV_CPU_FLAG_BMI1        0x20000 ///< Bit Manipulation Instruction Set 1
 #define AV_CPU_FLAG_BMI2        0x40000 ///< Bit Manipulation Instruction Set 2
+#define AV_CPU_FLAG_AVX512     0x100000 ///< AVX-512 functions: requires OS support even if YMM/ZMM registers aren't used
 
 #define AV_CPU_FLAG_ALTIVEC      0x0001 ///< standard
 #define AV_CPU_FLAG_VSX          0x0002 ///< ISA 2.06
diff --git a/media/ffvpx/libavutil/cpu_internal.h b/media/ffvpx/libavutil/cpu_internal.h
index b8bf1e539..37122d1c5 100644
--- a/media/ffvpx/libavutil/cpu_internal.h
+++ b/media/ffvpx/libavutil/cpu_internal.h
@@ -19,6 +19,8 @@
 #ifndef AVUTIL_CPU_INTERNAL_H
 #define AVUTIL_CPU_INTERNAL_H
 
+#include "config.h"
+
 #include "cpu.h"
 
 #define CPUEXT_SUFFIX(flags, suffix, cpuext)                            \
diff --git a/media/ffvpx/libavutil/crc.c b/media/ffvpx/libavutil/crc.c
index 495732b16..c45ea63a6 100644
--- a/media/ffvpx/libavutil/crc.c
+++ b/media/ffvpx/libavutil/crc.c
@@ -20,6 +20,8 @@
 
 #include "config.h"
 
+#include "thread.h"
+#include "avassert.h"
 #include "bswap.h"
 #include "common.h"
 #include "crc.h"
@@ -50,6 +52,30 @@ static const AVCRC av_crc_table[AV_CRC_MAX][257] = {
         0xDE, 0xD9, 0xD0, 0xD7, 0xC2, 0xC5, 0xCC, 0xCB, 0xE6, 0xE1, 0xE8, 0xEF,
         0xFA, 0xFD, 0xF4, 0xF3, 0x01
     },
+    [AV_CRC_8_EBU] = {
+        0x00, 0x1D, 0x3A, 0x27, 0x74, 0x69, 0x4E, 0x53, 0xE8, 0xF5, 0xD2, 0xCF,
+        0x9C, 0x81, 0xA6, 0xBB, 0xCD, 0xD0, 0xF7, 0xEA, 0xB9, 0xA4, 0x83, 0x9E,
+        0x25, 0x38, 0x1F, 0x02, 0x51, 0x4C, 0x6B, 0x76, 0x87, 0x9A, 0xBD, 0xA0,
+        0xF3, 0xEE, 0xC9, 0xD4, 0x6F, 0x72, 0x55, 0x48, 0x1B, 0x06, 0x21, 0x3C,
+        0x4A, 0x57, 0x70, 0x6D, 0x3E, 0x23, 0x04, 0x19, 0xA2, 0xBF, 0x98, 0x85,
+        0xD6, 0xCB, 0xEC, 0xF1, 0x13, 0x0E, 0x29, 0x34, 0x67, 0x7A, 0x5D, 0x40,
+        0xFB, 0xE6, 0xC1, 0xDC, 0x8F, 0x92, 0xB5, 0xA8, 0xDE, 0xC3, 0xE4, 0xF9,
+        0xAA, 0xB7, 0x90, 0x8D, 0x36, 0x2B, 0x0C, 0x11, 0x42, 0x5F, 0x78, 0x65,
+        0x94, 0x89, 0xAE, 0xB3, 0xE0, 0xFD, 0xDA, 0xC7, 0x7C, 0x61, 0x46, 0x5B,
+        0x08, 0x15, 0x32, 0x2F, 0x59, 0x44, 0x63, 0x7E, 0x2D, 0x30, 0x17, 0x0A,
+        0xB1, 0xAC, 0x8B, 0x96, 0xC5, 0xD8, 0xFF, 0xE2, 0x26, 0x3B, 0x1C, 0x01,
+        0x52, 0x4F, 0x68, 0x75, 0xCE, 0xD3, 0xF4, 0xE9, 0xBA, 0xA7, 0x80, 0x9D,
+        0xEB, 0xF6, 0xD1, 0xCC, 0x9F, 0x82, 0xA5, 0xB8, 0x03, 0x1E, 0x39, 0x24,
+        0x77, 0x6A, 0x4D, 0x50, 0xA1, 0xBC, 0x9B, 0x86, 0xD5, 0xC8, 0xEF, 0xF2,
+        0x49, 0x54, 0x73, 0x6E, 0x3D, 0x20, 0x07, 0x1A, 0x6C, 0x71, 0x56, 0x4B,
+        0x18, 0x05, 0x22, 0x3F, 0x84, 0x99, 0xBE, 0xA3, 0xF0, 0xED, 0xCA, 0xD7,
+        0x35, 0x28, 0x0F, 0x12, 0x41, 0x5C, 0x7B, 0x66, 0xDD, 0xC0, 0xE7, 0xFA,
+        0xA9, 0xB4, 0x93, 0x8E, 0xF8, 0xE5, 0xC2, 0xDF, 0x8C, 0x91, 0xB6, 0xAB,
+        0x10, 0x0D, 0x2A, 0x37, 0x64, 0x79, 0x5E, 0x43, 0xB2, 0xAF, 0x88, 0x95,
+        0xC6, 0xDB, 0xFC, 0xE1, 0x5A, 0x47, 0x60, 0x7D, 0x2E, 0x33, 0x14, 0x09,
+        0x7F, 0x62, 0x45, 0x58, 0x0B, 0x16, 0x31, 0x2C, 0x97, 0x8A, 0xAD, 0xB0,
+        0xE3, 0xFE, 0xD9, 0xC4, 0x01
+    },
     [AV_CRC_16_ANSI] = {
         0x0000, 0x0580, 0x0F80, 0x0A00, 0x1B80, 0x1E00, 0x1400, 0x1180,
         0x3380, 0x3600, 0x3C00, 0x3980, 0x2800, 0x2D80, 0x2780, 0x2200,
@@ -291,20 +317,25 @@ static const AVCRC av_crc_table[AV_CRC_MAX][257] = {
 #else
 #define CRC_TABLE_SIZE 1024
 #endif
-static struct {
-    uint8_t  le;
-    uint8_t  bits;
-    uint32_t poly;
-} av_crc_table_params[AV_CRC_MAX] = {
-    [AV_CRC_8_ATM]      = { 0,  8,       0x07 },
-    [AV_CRC_16_ANSI]    = { 0, 16,     0x8005 },
-    [AV_CRC_16_CCITT]   = { 0, 16,     0x1021 },
-    [AV_CRC_24_IEEE]    = { 0, 24,   0x864CFB },
-    [AV_CRC_32_IEEE]    = { 0, 32, 0x04C11DB7 },
-    [AV_CRC_32_IEEE_LE] = { 1, 32, 0xEDB88320 },
-    [AV_CRC_16_ANSI_LE] = { 1, 16,     0xA001 },
-};
 static AVCRC av_crc_table[AV_CRC_MAX][CRC_TABLE_SIZE];
+
+#define DECLARE_CRC_INIT_TABLE_ONCE(id, le, bits, poly)                                       \
+static AVOnce id ## _once_control = AV_ONCE_INIT;                                             \
+static void id ## _init_table_once(void)                                                      \
+{                                                                                             \
+    av_assert0(av_crc_init(av_crc_table[id], le, bits, poly, sizeof(av_crc_table[id])) >= 0); \
+}
+
+#define CRC_INIT_TABLE_ONCE(id) ff_thread_once(&id ## _once_control, id ## _init_table_once)
+
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_8_ATM,      0,  8,       0x07)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_8_EBU,      0,  8,       0x1D)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_16_ANSI,    0, 16,     0x8005)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_16_CCITT,   0, 16,     0x1021)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_24_IEEE,    0, 24,   0x864CFB)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_32_IEEE,    0, 32, 0x04C11DB7)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_32_IEEE_LE, 1, 32, 0xEDB88320)
+DECLARE_CRC_INIT_TABLE_ONCE(AV_CRC_16_ANSI_LE, 1, 16,     0xA001)
 #endif
 
 int av_crc_init(AVCRC *ctx, int le, int bits, uint32_t poly, int ctx_size)
@@ -343,13 +374,17 @@ int av_crc_init(AVCRC *ctx, int le, int bits, uint32_t poly, int ctx_size)
 const AVCRC *av_crc_get_table(AVCRCId crc_id)
 {
 #if !CONFIG_HARDCODED_TABLES
-    if (!av_crc_table[crc_id][FF_ARRAY_ELEMS(av_crc_table[crc_id]) - 1])
-        if (av_crc_init(av_crc_table[crc_id],
-                        av_crc_table_params[crc_id].le,
-                        av_crc_table_params[crc_id].bits,
-                        av_crc_table_params[crc_id].poly,
-                        sizeof(av_crc_table[crc_id])) < 0)
-            return NULL;
+    switch (crc_id) {
+    case AV_CRC_8_ATM:      CRC_INIT_TABLE_ONCE(AV_CRC_8_ATM); break;
+    case AV_CRC_8_EBU:      CRC_INIT_TABLE_ONCE(AV_CRC_8_EBU); break;
+    case AV_CRC_16_ANSI:    CRC_INIT_TABLE_ONCE(AV_CRC_16_ANSI); break;
+    case AV_CRC_16_CCITT:   CRC_INIT_TABLE_ONCE(AV_CRC_16_CCITT); break;
+    case AV_CRC_24_IEEE:    CRC_INIT_TABLE_ONCE(AV_CRC_24_IEEE); break;
+    case AV_CRC_32_IEEE:    CRC_INIT_TABLE_ONCE(AV_CRC_32_IEEE); break;
+    case AV_CRC_32_IEEE_LE: CRC_INIT_TABLE_ONCE(AV_CRC_32_IEEE_LE); break;
+    case AV_CRC_16_ANSI_LE: CRC_INIT_TABLE_ONCE(AV_CRC_16_ANSI_LE); break;
+    default: av_assert0(0);
+    }
 #endif
     return av_crc_table[crc_id];
 }
diff --git a/media/ffvpx/libavutil/crc.h b/media/ffvpx/libavutil/crc.h
index 2a1b0d762..47e22b4c7 100644
--- a/media/ffvpx/libavutil/crc.h
+++ b/media/ffvpx/libavutil/crc.h
@@ -53,11 +53,8 @@ typedef enum {
     AV_CRC_32_IEEE,
     AV_CRC_32_IEEE_LE,  /*< reversed bitorder version of AV_CRC_32_IEEE */
     AV_CRC_16_ANSI_LE,  /*< reversed bitorder version of AV_CRC_16_ANSI */
-#if FF_API_CRC_BIG_TABLE
-    AV_CRC_24_IEEE = 12,
-#else
     AV_CRC_24_IEEE,
-#endif /* FF_API_CRC_BIG_TABLE */
+    AV_CRC_8_EBU,
     AV_CRC_MAX,         /*< Not part of public API! Do not use outside libavutil. */
 }AVCRCId;
 
diff --git a/media/ffvpx/libavutil/dummy_funcs.c b/media/ffvpx/libavutil/dummy_funcs.c
index 3a2381074..5d1cdc819 100644
--- a/media/ffvpx/libavutil/dummy_funcs.c
+++ b/media/ffvpx/libavutil/dummy_funcs.c
@@ -5,22 +5,27 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "avutil.h"
+#include "hwcontext.h"
 
 // cpu_internal.c
 int ff_get_cpu_flags_aarch64(void) { return 0; }
+#if !defined(__arm__)
 int ff_get_cpu_flags_arm(void) { return 0; }
+#endif
 int ff_get_cpu_flags_ppc(void) { return 0; }
 
 // float_dsp.c
 #include "float_dsp.h"
 void ff_float_dsp_init_aarch64(AVFloatDSPContext *fdsp) {}
-void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp) {}
 void ff_float_dsp_init_ppc(AVFloatDSPContext *fdsp, int strict) {}
 void ff_float_dsp_init_mips(AVFloatDSPContext *fdsp) {}
-
-int av_hwframe_get_buffer(struct AVBufferRef* hwframe_ref, struct AVFrame* frame, int flags) { return 0; }
+#if !defined(__arm__)
+void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp) {}
+#endif
 
 // cpu.c
 size_t ff_get_cpu_max_align_aarch64() { return 0; }
-size_t ff_get_cpu_max_align_arm() { return 0; }
 size_t ff_get_cpu_max_align_ppc() { return 0; }
+#if !defined(__arm__)
+size_t ff_get_cpu_max_align_arm() { return 0; }
+#endif
diff --git a/media/ffvpx/libavutil/eval.c b/media/ffvpx/libavutil/eval.c
index e5948793b..efed91b6e 100644
--- a/media/ffvpx/libavutil/eval.c
+++ b/media/ffvpx/libavutil/eval.c
@@ -57,7 +57,14 @@ typedef struct Parser {
     double *var;
 } Parser;
 
-static const AVClass eval_class = { "Eval", av_default_item_name, NULL, LIBAVUTIL_VERSION_INT, offsetof(Parser,log_offset), offsetof(Parser,log_ctx) };
+static const AVClass eval_class = {
+    .class_name                = "Eval",
+    .item_name                 = av_default_item_name,
+    .option                    = NULL,
+    .version                   = LIBAVUTIL_VERSION_INT,
+    .log_level_offset_offset   = offsetof(Parser, log_offset),
+    .parent_log_context_offset = offsetof(Parser, log_ctx),
+};
 
 static const struct {
     double bin_val;
diff --git a/media/ffvpx/libavutil/ffversion.h b/media/ffvpx/libavutil/ffversion.h
index 3da2a6bf1..9b533e039 100644
--- a/media/ffvpx/libavutil/ffversion.h
+++ b/media/ffvpx/libavutil/ffversion.h
@@ -1,5 +1,5 @@
 /* Automatically generated by version.sh, do not manually edit! */
 #ifndef AVUTIL_FFVERSION_H
 #define AVUTIL_FFVERSION_H
-#define FFMPEG_VERSION "n3.4.2"
+#define FFMPEG_VERSION "n4.0.2"
 #endif /* AVUTIL_FFVERSION_H */
diff --git a/media/ffvpx/libavutil/frame.c b/media/ffvpx/libavutil/frame.c
index d5fd2932e..00215ac29 100644
--- a/media/ffvpx/libavutil/frame.c
+++ b/media/ffvpx/libavutil/frame.c
@@ -26,11 +26,7 @@
 #include "mem.h"
 #include "samplefmt.h"
 
-
-static AVFrameSideData *frame_new_side_data(AVFrame *frame,
-                                            enum AVFrameSideDataType type,
-                                            AVBufferRef *buf);
-
+#if FF_API_FRAME_GET_SET
 MAKE_ACCESSORS(AVFrame, frame, int64_t, best_effort_timestamp)
 MAKE_ACCESSORS(AVFrame, frame, int64_t, pkt_duration)
 MAKE_ACCESSORS(AVFrame, frame, int64_t, pkt_pos)
@@ -42,41 +38,84 @@ MAKE_ACCESSORS(AVFrame, frame, int,     decode_error_flags)
 MAKE_ACCESSORS(AVFrame, frame, int,     pkt_size)
 MAKE_ACCESSORS(AVFrame, frame, enum AVColorSpace, colorspace)
 MAKE_ACCESSORS(AVFrame, frame, enum AVColorRange, color_range)
+#endif
 
 #define CHECK_CHANNELS_CONSISTENCY(frame) \
     av_assert2(!(frame)->channel_layout || \
                (frame)->channels == \
                av_get_channel_layout_nb_channels((frame)->channel_layout))
 
-AVDictionary **avpriv_frame_get_metadatap(AVFrame *frame) {return &frame->metadata;};
-
 #if FF_API_FRAME_QP
+struct qp_properties {
+    int stride;
+    int type;
+};
+
 int av_frame_set_qp_table(AVFrame *f, AVBufferRef *buf, int stride, int qp_type)
 {
+    struct qp_properties *p;
+    AVFrameSideData *sd;
+    AVBufferRef *ref;
+
+FF_DISABLE_DEPRECATION_WARNINGS
     av_buffer_unref(&f->qp_table_buf);
 
     f->qp_table_buf = buf;
-
-FF_DISABLE_DEPRECATION_WARNINGS
     f->qscale_table = buf->data;
     f->qstride      = stride;
     f->qscale_type  = qp_type;
 FF_ENABLE_DEPRECATION_WARNINGS
 
+    av_frame_remove_side_data(f, AV_FRAME_DATA_QP_TABLE_PROPERTIES);
+    av_frame_remove_side_data(f, AV_FRAME_DATA_QP_TABLE_DATA);
+
+    ref = av_buffer_ref(buf);
+    if (!av_frame_new_side_data_from_buf(f, AV_FRAME_DATA_QP_TABLE_DATA, ref)) {
+        av_buffer_unref(&ref);
+        return AVERROR(ENOMEM);
+    }
+
+    sd = av_frame_new_side_data(f, AV_FRAME_DATA_QP_TABLE_PROPERTIES,
+                                sizeof(struct qp_properties));
+    if (!sd)
+        return AVERROR(ENOMEM);
+
+    p = (struct qp_properties *)sd->data;
+    p->stride = stride;
+    p->type = qp_type;
+
     return 0;
 }
 
 int8_t *av_frame_get_qp_table(AVFrame *f, int *stride, int *type)
 {
+    AVBufferRef *buf = NULL;
+
+    *stride = 0;
+    *type   = 0;
+
 FF_DISABLE_DEPRECATION_WARNINGS
-    *stride = f->qstride;
-    *type   = f->qscale_type;
+    if (f->qp_table_buf) {
+        *stride = f->qstride;
+        *type   = f->qscale_type;
+        buf     = f->qp_table_buf;
 FF_ENABLE_DEPRECATION_WARNINGS
+    } else {
+        AVFrameSideData *sd;
+        struct qp_properties *p;
+        sd = av_frame_get_side_data(f, AV_FRAME_DATA_QP_TABLE_PROPERTIES);
+        if (!sd)
+            return NULL;
+        p = (struct qp_properties *)sd->data;
+        sd = av_frame_get_side_data(f, AV_FRAME_DATA_QP_TABLE_DATA);
+        if (!sd)
+            return NULL;
+        *stride = p->stride;
+        *type   = p->type;
+        buf     = sd->buf;
+    }
 
-    if (!f->qp_table_buf)
-        return NULL;
-
-    return f->qp_table_buf->data;
+    return buf ? buf->data : NULL;
 }
 #endif
 
@@ -208,7 +247,7 @@ static int get_video_buffer(AVFrame *frame, int align)
 
         frame->data[i] = frame->buf[i]->data;
     }
-    if (desc->flags & AV_PIX_FMT_FLAG_PAL || desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) {
+    if (desc->flags & AV_PIX_FMT_FLAG_PAL || desc->flags & FF_PSEUDOPAL) {
         av_buffer_unref(&frame->buf[1]);
         frame->buf[1] = av_buffer_alloc(AVPALETTE_SIZE);
         if (!frame->buf[1])
@@ -356,8 +395,10 @@ FF_ENABLE_DEPRECATION_WARNINGS
             }
             memcpy(sd_dst->data, sd_src->data, sd_src->size);
         } else {
-            sd_dst = frame_new_side_data(dst, sd_src->type, av_buffer_ref(sd_src->buf));
+            AVBufferRef *ref = av_buffer_ref(sd_src->buf);
+            sd_dst = av_frame_new_side_data_from_buf(dst, sd_src->type, ref);
             if (!sd_dst) {
+                av_buffer_unref(&ref);
                 wipe_side_data(dst);
                 return AVERROR(ENOMEM);
             }
@@ -383,12 +424,17 @@ FF_ENABLE_DEPRECATION_WARNINGS
 #endif
 
     av_buffer_unref(&dst->opaque_ref);
+    av_buffer_unref(&dst->private_ref);
     if (src->opaque_ref) {
         dst->opaque_ref = av_buffer_ref(src->opaque_ref);
         if (!dst->opaque_ref)
             return AVERROR(ENOMEM);
     }
-
+    if (src->private_ref) {
+        dst->private_ref = av_buffer_ref(src->private_ref);
+        if (!dst->private_ref)
+            return AVERROR(ENOMEM);
+    }
     return 0;
 }
 
@@ -518,12 +564,15 @@ void av_frame_unref(AVFrame *frame)
     av_freep(&frame->extended_buf);
     av_dict_free(&frame->metadata);
 #if FF_API_FRAME_QP
+FF_DISABLE_DEPRECATION_WARNINGS
     av_buffer_unref(&frame->qp_table_buf);
+FF_ENABLE_DEPRECATION_WARNINGS
 #endif
 
     av_buffer_unref(&frame->hw_frames_ctx);
 
     av_buffer_unref(&frame->opaque_ref);
+    av_buffer_unref(&frame->private_ref);
 
     get_frame_defaults(frame);
 }
@@ -636,9 +685,9 @@ AVBufferRef *av_frame_get_plane_buffer(AVFrame *frame, int plane)
     return NULL;
 }
 
-static AVFrameSideData *frame_new_side_data(AVFrame *frame,
-                                            enum AVFrameSideDataType type,
-                                            AVBufferRef *buf)
+AVFrameSideData *av_frame_new_side_data_from_buf(AVFrame *frame,
+                                                 enum AVFrameSideDataType type,
+                                                 AVBufferRef *buf)
 {
     AVFrameSideData *ret, **tmp;
 
@@ -646,17 +695,17 @@ static AVFrameSideData *frame_new_side_data(AVFrame *frame,
         return NULL;
 
     if (frame->nb_side_data > INT_MAX / sizeof(*frame->side_data) - 1)
-        goto fail;
+        return NULL;
 
     tmp = av_realloc(frame->side_data,
                      (frame->nb_side_data + 1) * sizeof(*frame->side_data));
     if (!tmp)
-        goto fail;
+        return NULL;
     frame->side_data = tmp;
 
     ret = av_mallocz(sizeof(*ret));
     if (!ret)
-        goto fail;
+        return NULL;
 
     ret->buf = buf;
     ret->data = ret->buf->data;
@@ -666,17 +715,18 @@ static AVFrameSideData *frame_new_side_data(AVFrame *frame,
     frame->side_data[frame->nb_side_data++] = ret;
 
     return ret;
-fail:
-    av_buffer_unref(&buf);
-    return NULL;
 }
 
 AVFrameSideData *av_frame_new_side_data(AVFrame *frame,
                                         enum AVFrameSideDataType type,
                                         int size)
 {
-
-    return frame_new_side_data(frame, type, av_buffer_alloc(size));
+    AVFrameSideData *ret;
+    AVBufferRef *buf = av_buffer_alloc(size);
+    ret = av_frame_new_side_data_from_buf(frame, type, buf);
+    if (!ret)
+        av_buffer_unref(&buf);
+    return ret;
 }
 
 AVFrameSideData *av_frame_get_side_data(const AVFrame *frame,
@@ -782,6 +832,8 @@ const char *av_frame_side_data_name(enum AVFrameSideDataType type)
     case AV_FRAME_DATA_CONTENT_LIGHT_LEVEL:         return "Content light level metadata";
     case AV_FRAME_DATA_GOP_TIMECODE:                return "GOP timecode";
     case AV_FRAME_DATA_ICC_PROFILE:                 return "ICC profile";
+    case AV_FRAME_DATA_QP_TABLE_PROPERTIES:         return "QP table properties";
+    case AV_FRAME_DATA_QP_TABLE_DATA:               return "QP table data";
     }
     return NULL;
 }
@@ -796,7 +848,7 @@ static int calc_cropping_offsets(size_t offsets[4], const AVFrame *frame,
         int shift_x = (i == 1 || i == 2) ? desc->log2_chroma_w : 0;
         int shift_y = (i == 1 || i == 2) ? desc->log2_chroma_h : 0;
 
-        if (desc->flags & (AV_PIX_FMT_FLAG_PAL | AV_PIX_FMT_FLAG_PSEUDOPAL) && i == 1) {
+        if (desc->flags & (AV_PIX_FMT_FLAG_PAL | FF_PSEUDOPAL) && i == 1) {
             offsets[i] = 0;
             break;
         }
diff --git a/media/ffvpx/libavutil/frame.h b/media/ffvpx/libavutil/frame.h
index abe4f4fd1..9d57d6ce6 100644
--- a/media/ffvpx/libavutil/frame.h
+++ b/media/ffvpx/libavutil/frame.h
@@ -141,6 +141,23 @@ enum AVFrameSideDataType {
      * metadata key entry "name".
      */
     AV_FRAME_DATA_ICC_PROFILE,
+
+#if FF_API_FRAME_QP
+    /**
+     * Implementation-specific description of the format of AV_FRAME_QP_TABLE_DATA.
+     * The contents of this side data are undocumented and internal; use
+     * av_frame_set_qp_table() and av_frame_get_qp_table() to access this in a
+     * meaningful way instead.
+     */
+    AV_FRAME_DATA_QP_TABLE_PROPERTIES,
+
+    /**
+     * Raw QP table data. Its format is described by
+     * AV_FRAME_DATA_QP_TABLE_PROPERTIES. Use av_frame_set_qp_table() and
+     * av_frame_get_qp_table() to access this instead.
+     */
+    AV_FRAME_DATA_QP_TABLE_DATA,
+#endif
 };
 
 enum AVActiveFormatDescription {
@@ -529,6 +546,7 @@ typedef struct AVFrame {
     attribute_deprecated
     int qscale_type;
 
+    attribute_deprecated
     AVBufferRef *qp_table_buf;
 #endif
     /**
@@ -563,39 +581,77 @@ typedef struct AVFrame {
     /**
      * @}
      */
+
+    /**
+     * AVBufferRef for internal use by a single libav* library.
+     * Must not be used to transfer data between libraries.
+     * Has to be NULL when ownership of the frame leaves the respective library.
+     *
+     * Code outside the FFmpeg libs should never check or change the contents of the buffer ref.
+     *
+     * FFmpeg calls av_buffer_unref() on it when the frame is unreferenced.
+     * av_frame_copy_props() calls create a new reference with av_buffer_ref()
+     * for the target frame's private_ref field.
+     */
+    AVBufferRef *private_ref;
 } AVFrame;
 
+#if FF_API_FRAME_GET_SET
 /**
  * Accessors for some AVFrame fields. These used to be provided for ABI
  * compatibility, and do not need to be used anymore.
  */
+attribute_deprecated
 int64_t av_frame_get_best_effort_timestamp(const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_best_effort_timestamp(AVFrame *frame, int64_t val);
+attribute_deprecated
 int64_t av_frame_get_pkt_duration         (const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_pkt_duration         (AVFrame *frame, int64_t val);
+attribute_deprecated
 int64_t av_frame_get_pkt_pos              (const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_pkt_pos              (AVFrame *frame, int64_t val);
+attribute_deprecated
 int64_t av_frame_get_channel_layout       (const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_channel_layout       (AVFrame *frame, int64_t val);
+attribute_deprecated
 int     av_frame_get_channels             (const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_channels             (AVFrame *frame, int     val);
+attribute_deprecated
 int     av_frame_get_sample_rate          (const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_sample_rate          (AVFrame *frame, int     val);
+attribute_deprecated
 AVDictionary *av_frame_get_metadata       (const AVFrame *frame);
+attribute_deprecated
 void          av_frame_set_metadata       (AVFrame *frame, AVDictionary *val);
+attribute_deprecated
 int     av_frame_get_decode_error_flags   (const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_decode_error_flags   (AVFrame *frame, int     val);
+attribute_deprecated
 int     av_frame_get_pkt_size(const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_pkt_size(AVFrame *frame, int val);
-AVDictionary **avpriv_frame_get_metadatap(AVFrame *frame);
 #if FF_API_FRAME_QP
+attribute_deprecated
 int8_t *av_frame_get_qp_table(AVFrame *f, int *stride, int *type);
+attribute_deprecated
 int av_frame_set_qp_table(AVFrame *f, AVBufferRef *buf, int stride, int type);
 #endif
+attribute_deprecated
 enum AVColorSpace av_frame_get_colorspace(const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_colorspace(AVFrame *frame, enum AVColorSpace val);
+attribute_deprecated
 enum AVColorRange av_frame_get_color_range(const AVFrame *frame);
+attribute_deprecated
 void    av_frame_set_color_range(AVFrame *frame, enum AVColorRange val);
+#endif
 
 /**
  * Get the name of a colorspace.
@@ -763,6 +819,22 @@ AVFrameSideData *av_frame_new_side_data(AVFrame *frame,
                                         int size);
 
 /**
+ * Add a new side data to a frame from an existing AVBufferRef
+ *
+ * @param frame a frame to which the side data should be added
+ * @param type  the type of the added side data
+ * @param buf   an AVBufferRef to add as side data. The ownership of
+ *              the reference is transferred to the frame.
+ *
+ * @return newly added side data on success, NULL on error. On failure
+ *         the frame is unchanged and the AVBufferRef remains owned by
+ *         the caller.
+ */
+AVFrameSideData *av_frame_new_side_data_from_buf(AVFrame *frame,
+                                                 enum AVFrameSideDataType type,
+                                                 AVBufferRef *buf);
+
+/**
  * @return a pointer to the side data of a given type on success, NULL if there
  * is no side data with such type in this frame.
  */
diff --git a/media/ffvpx/libavutil/hwcontext.c b/media/ffvpx/libavutil/hwcontext.c
new file mode 100644
index 000000000..70c556eca
--- /dev/null
+++ b/media/ffvpx/libavutil/hwcontext.c
@@ -0,0 +1,873 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "config.h"
+
+#include "buffer.h"
+#include "common.h"
+#include "hwcontext.h"
+#include "hwcontext_internal.h"
+#include "imgutils.h"
+#include "log.h"
+#include "mem.h"
+#include "pixdesc.h"
+#include "pixfmt.h"
+
+static const HWContextType * const hw_table[] = {
+#if CONFIG_CUDA
+    &ff_hwcontext_type_cuda,
+#endif
+#if CONFIG_D3D11VA
+    &ff_hwcontext_type_d3d11va,
+#endif
+#if CONFIG_LIBDRM
+    &ff_hwcontext_type_drm,
+#endif
+#if CONFIG_DXVA2
+    &ff_hwcontext_type_dxva2,
+#endif
+#if CONFIG_OPENCL
+    &ff_hwcontext_type_opencl,
+#endif
+#if CONFIG_QSV
+    &ff_hwcontext_type_qsv,
+#endif
+#if CONFIG_VAAPI
+    &ff_hwcontext_type_vaapi,
+#endif
+#if CONFIG_VDPAU
+    &ff_hwcontext_type_vdpau,
+#endif
+#if CONFIG_VIDEOTOOLBOX
+    &ff_hwcontext_type_videotoolbox,
+#endif
+#if CONFIG_MEDIACODEC
+    &ff_hwcontext_type_mediacodec,
+#endif
+    NULL,
+};
+
+static const char *const hw_type_names[] = {
+    [AV_HWDEVICE_TYPE_CUDA]   = "cuda",
+    [AV_HWDEVICE_TYPE_DRM]    = "drm",
+    [AV_HWDEVICE_TYPE_DXVA2]  = "dxva2",
+    [AV_HWDEVICE_TYPE_D3D11VA] = "d3d11va",
+    [AV_HWDEVICE_TYPE_OPENCL] = "opencl",
+    [AV_HWDEVICE_TYPE_QSV]    = "qsv",
+    [AV_HWDEVICE_TYPE_VAAPI]  = "vaapi",
+    [AV_HWDEVICE_TYPE_VDPAU]  = "vdpau",
+    [AV_HWDEVICE_TYPE_VIDEOTOOLBOX] = "videotoolbox",
+    [AV_HWDEVICE_TYPE_MEDIACODEC] = "mediacodec",
+};
+
+enum AVHWDeviceType av_hwdevice_find_type_by_name(const char *name)
+{
+    int type;
+    for (type = 0; type < FF_ARRAY_ELEMS(hw_type_names); type++) {
+        if (hw_type_names[type] && !strcmp(hw_type_names[type], name))
+            return type;
+    }
+    return AV_HWDEVICE_TYPE_NONE;
+}
+
+const char *av_hwdevice_get_type_name(enum AVHWDeviceType type)
+{
+    if (type > AV_HWDEVICE_TYPE_NONE &&
+        type < FF_ARRAY_ELEMS(hw_type_names))
+        return hw_type_names[type];
+    else
+        return NULL;
+}
+
+enum AVHWDeviceType av_hwdevice_iterate_types(enum AVHWDeviceType prev)
+{
+    enum AVHWDeviceType next;
+    int i, set = 0;
+    for (i = 0; hw_table[i]; i++) {
+        if (prev != AV_HWDEVICE_TYPE_NONE && hw_table[i]->type <= prev)
+            continue;
+        if (!set || hw_table[i]->type < next) {
+            next = hw_table[i]->type;
+            set = 1;
+        }
+    }
+    return set ? next : AV_HWDEVICE_TYPE_NONE;
+}
+
+static const AVClass hwdevice_ctx_class = {
+    .class_name = "AVHWDeviceContext",
+    .item_name  = av_default_item_name,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
+static void hwdevice_ctx_free(void *opaque, uint8_t *data)
+{
+    AVHWDeviceContext *ctx = (AVHWDeviceContext*)data;
+
+    /* uninit might still want access the hw context and the user
+     * free() callback might destroy it, so uninit has to be called first */
+    if (ctx->internal->hw_type->device_uninit)
+        ctx->internal->hw_type->device_uninit(ctx);
+
+    if (ctx->free)
+        ctx->free(ctx);
+
+    av_buffer_unref(&ctx->internal->source_device);
+
+    av_freep(&ctx->hwctx);
+    av_freep(&ctx->internal->priv);
+    av_freep(&ctx->internal);
+    av_freep(&ctx);
+}
+
+AVBufferRef *av_hwdevice_ctx_alloc(enum AVHWDeviceType type)
+{
+    AVHWDeviceContext *ctx;
+    AVBufferRef *buf;
+    const HWContextType *hw_type = NULL;
+    int i;
+
+    for (i = 0; hw_table[i]; i++) {
+        if (hw_table[i]->type == type) {
+            hw_type = hw_table[i];
+            break;
+        }
+    }
+    if (!hw_type)
+        return NULL;
+
+    ctx = av_mallocz(sizeof(*ctx));
+    if (!ctx)
+        return NULL;
+
+    ctx->internal = av_mallocz(sizeof(*ctx->internal));
+    if (!ctx->internal)
+        goto fail;
+
+    if (hw_type->device_priv_size) {
+        ctx->internal->priv = av_mallocz(hw_type->device_priv_size);
+        if (!ctx->internal->priv)
+            goto fail;
+    }
+
+    if (hw_type->device_hwctx_size) {
+        ctx->hwctx = av_mallocz(hw_type->device_hwctx_size);
+        if (!ctx->hwctx)
+            goto fail;
+    }
+
+    buf = av_buffer_create((uint8_t*)ctx, sizeof(*ctx),
+                           hwdevice_ctx_free, NULL,
+                           AV_BUFFER_FLAG_READONLY);
+    if (!buf)
+        goto fail;
+
+    ctx->type     = type;
+    ctx->av_class = &hwdevice_ctx_class;
+
+    ctx->internal->hw_type = hw_type;
+
+    return buf;
+
+fail:
+    if (ctx->internal)
+        av_freep(&ctx->internal->priv);
+    av_freep(&ctx->internal);
+    av_freep(&ctx->hwctx);
+    av_freep(&ctx);
+    return NULL;
+}
+
+int av_hwdevice_ctx_init(AVBufferRef *ref)
+{
+    AVHWDeviceContext *ctx = (AVHWDeviceContext*)ref->data;
+    int ret;
+
+    if (ctx->internal->hw_type->device_init) {
+        ret = ctx->internal->hw_type->device_init(ctx);
+        if (ret < 0)
+            goto fail;
+    }
+
+    return 0;
+fail:
+    if (ctx->internal->hw_type->device_uninit)
+        ctx->internal->hw_type->device_uninit(ctx);
+    return ret;
+}
+
+static const AVClass hwframe_ctx_class = {
+    .class_name = "AVHWFramesContext",
+    .item_name  = av_default_item_name,
+    .version    = LIBAVUTIL_VERSION_INT,
+};
+
+static void hwframe_ctx_free(void *opaque, uint8_t *data)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)data;
+
+    if (ctx->internal->pool_internal)
+        av_buffer_pool_uninit(&ctx->internal->pool_internal);
+
+    if (ctx->internal->hw_type->frames_uninit)
+        ctx->internal->hw_type->frames_uninit(ctx);
+
+    if (ctx->free)
+        ctx->free(ctx);
+
+    av_buffer_unref(&ctx->internal->source_frames);
+
+    av_buffer_unref(&ctx->device_ref);
+
+    av_freep(&ctx->hwctx);
+    av_freep(&ctx->internal->priv);
+    av_freep(&ctx->internal);
+    av_freep(&ctx);
+}
+
+AVBufferRef *av_hwframe_ctx_alloc(AVBufferRef *device_ref_in)
+{
+    AVHWDeviceContext *device_ctx = (AVHWDeviceContext*)device_ref_in->data;
+    const HWContextType  *hw_type = device_ctx->internal->hw_type;
+    AVHWFramesContext *ctx;
+    AVBufferRef *buf, *device_ref = NULL;
+
+    ctx = av_mallocz(sizeof(*ctx));
+    if (!ctx)
+        return NULL;
+
+    ctx->internal = av_mallocz(sizeof(*ctx->internal));
+    if (!ctx->internal)
+        goto fail;
+
+    if (hw_type->frames_priv_size) {
+        ctx->internal->priv = av_mallocz(hw_type->frames_priv_size);
+        if (!ctx->internal->priv)
+            goto fail;
+    }
+
+    if (hw_type->frames_hwctx_size) {
+        ctx->hwctx = av_mallocz(hw_type->frames_hwctx_size);
+        if (!ctx->hwctx)
+            goto fail;
+    }
+
+    device_ref = av_buffer_ref(device_ref_in);
+    if (!device_ref)
+        goto fail;
+
+    buf = av_buffer_create((uint8_t*)ctx, sizeof(*ctx),
+                           hwframe_ctx_free, NULL,
+                           AV_BUFFER_FLAG_READONLY);
+    if (!buf)
+        goto fail;
+
+    ctx->av_class   = &hwframe_ctx_class;
+    ctx->device_ref = device_ref;
+    ctx->device_ctx = device_ctx;
+    ctx->format     = AV_PIX_FMT_NONE;
+    ctx->sw_format  = AV_PIX_FMT_NONE;
+
+    ctx->internal->hw_type = hw_type;
+
+    return buf;
+
+fail:
+    if (device_ref)
+        av_buffer_unref(&device_ref);
+    if (ctx->internal)
+        av_freep(&ctx->internal->priv);
+    av_freep(&ctx->internal);
+    av_freep(&ctx->hwctx);
+    av_freep(&ctx);
+    return NULL;
+}
+
+static int hwframe_pool_prealloc(AVBufferRef *ref)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)ref->data;
+    AVFrame **frames;
+    int i, ret = 0;
+
+    frames = av_mallocz_array(ctx->initial_pool_size, sizeof(*frames));
+    if (!frames)
+        return AVERROR(ENOMEM);
+
+    for (i = 0; i < ctx->initial_pool_size; i++) {
+        frames[i] = av_frame_alloc();
+        if (!frames[i])
+            goto fail;
+
+        ret = av_hwframe_get_buffer(ref, frames[i], 0);
+        if (ret < 0)
+            goto fail;
+    }
+
+fail:
+    for (i = 0; i < ctx->initial_pool_size; i++)
+        av_frame_free(&frames[i]);
+    av_freep(&frames);
+
+    return ret;
+}
+
+int av_hwframe_ctx_init(AVBufferRef *ref)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)ref->data;
+    const enum AVPixelFormat *pix_fmt;
+    int ret;
+
+    if (ctx->internal->source_frames) {
+        /* A derived frame context is already initialised. */
+        return 0;
+    }
+
+    /* validate the pixel format */
+    for (pix_fmt = ctx->internal->hw_type->pix_fmts; *pix_fmt != AV_PIX_FMT_NONE; pix_fmt++) {
+        if (*pix_fmt == ctx->format)
+            break;
+    }
+    if (*pix_fmt == AV_PIX_FMT_NONE) {
+        av_log(ctx, AV_LOG_ERROR,
+               "The hardware pixel format '%s' is not supported by the device type '%s'\n",
+               av_get_pix_fmt_name(ctx->format), ctx->internal->hw_type->name);
+        return AVERROR(ENOSYS);
+    }
+
+    /* validate the dimensions */
+    ret = av_image_check_size(ctx->width, ctx->height, 0, ctx);
+    if (ret < 0)
+        return ret;
+
+    /* format-specific init */
+    if (ctx->internal->hw_type->frames_init) {
+        ret = ctx->internal->hw_type->frames_init(ctx);
+        if (ret < 0)
+            goto fail;
+    }
+
+    if (ctx->internal->pool_internal && !ctx->pool)
+        ctx->pool = ctx->internal->pool_internal;
+
+    /* preallocate the frames in the pool, if requested */
+    if (ctx->initial_pool_size > 0) {
+        ret = hwframe_pool_prealloc(ref);
+        if (ret < 0)
+            goto fail;
+    }
+
+    return 0;
+fail:
+    if (ctx->internal->hw_type->frames_uninit)
+        ctx->internal->hw_type->frames_uninit(ctx);
+    return ret;
+}
+
+int av_hwframe_transfer_get_formats(AVBufferRef *hwframe_ref,
+                                    enum AVHWFrameTransferDirection dir,
+                                    enum AVPixelFormat **formats, int flags)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)hwframe_ref->data;
+
+    if (!ctx->internal->hw_type->transfer_get_formats)
+        return AVERROR(ENOSYS);
+
+    return ctx->internal->hw_type->transfer_get_formats(ctx, dir, formats);
+}
+
+static int transfer_data_alloc(AVFrame *dst, const AVFrame *src, int flags)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)src->hw_frames_ctx->data;
+    AVFrame *frame_tmp;
+    int ret = 0;
+
+    frame_tmp = av_frame_alloc();
+    if (!frame_tmp)
+        return AVERROR(ENOMEM);
+
+    /* if the format is set, use that
+     * otherwise pick the first supported one */
+    if (dst->format >= 0) {
+        frame_tmp->format = dst->format;
+    } else {
+        enum AVPixelFormat *formats;
+
+        ret = av_hwframe_transfer_get_formats(src->hw_frames_ctx,
+                                              AV_HWFRAME_TRANSFER_DIRECTION_FROM,
+                                              &formats, 0);
+        if (ret < 0)
+            goto fail;
+        frame_tmp->format = formats[0];
+        av_freep(&formats);
+    }
+    frame_tmp->width  = ctx->width;
+    frame_tmp->height = ctx->height;
+
+    ret = av_frame_get_buffer(frame_tmp, 32);
+    if (ret < 0)
+        goto fail;
+
+    ret = av_hwframe_transfer_data(frame_tmp, src, flags);
+    if (ret < 0)
+        goto fail;
+
+    frame_tmp->width  = src->width;
+    frame_tmp->height = src->height;
+
+    av_frame_move_ref(dst, frame_tmp);
+
+fail:
+    av_frame_free(&frame_tmp);
+    return ret;
+}
+
+int av_hwframe_transfer_data(AVFrame *dst, const AVFrame *src, int flags)
+{
+    AVHWFramesContext *ctx;
+    int ret;
+
+    if (!dst->buf[0])
+        return transfer_data_alloc(dst, src, flags);
+
+    if (src->hw_frames_ctx) {
+        ctx = (AVHWFramesContext*)src->hw_frames_ctx->data;
+
+        ret = ctx->internal->hw_type->transfer_data_from(ctx, dst, src);
+        if (ret < 0)
+            return ret;
+    } else if (dst->hw_frames_ctx) {
+        ctx = (AVHWFramesContext*)dst->hw_frames_ctx->data;
+
+        ret = ctx->internal->hw_type->transfer_data_to(ctx, dst, src);
+        if (ret < 0)
+            return ret;
+    } else
+        return AVERROR(ENOSYS);
+
+    return 0;
+}
+
+int av_hwframe_get_buffer(AVBufferRef *hwframe_ref, AVFrame *frame, int flags)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)hwframe_ref->data;
+    int ret;
+
+    if (ctx->internal->source_frames) {
+        // This is a derived frame context, so we allocate in the source
+        // and map the frame immediately.
+        AVFrame *src_frame;
+
+        frame->format = ctx->format;
+        frame->hw_frames_ctx = av_buffer_ref(hwframe_ref);
+        if (!frame->hw_frames_ctx)
+            return AVERROR(ENOMEM);
+
+        src_frame = av_frame_alloc();
+        if (!src_frame)
+            return AVERROR(ENOMEM);
+
+        ret = av_hwframe_get_buffer(ctx->internal->source_frames,
+                                    src_frame, 0);
+        if (ret < 0) {
+            av_frame_free(&src_frame);
+            return ret;
+        }
+
+        ret = av_hwframe_map(frame, src_frame,
+                             ctx->internal->source_allocation_map_flags);
+        if (ret) {
+            av_log(ctx, AV_LOG_ERROR, "Failed to map frame into derived "
+                   "frame context: %d.\n", ret);
+            av_frame_free(&src_frame);
+            return ret;
+        }
+
+        // Free the source frame immediately - the mapped frame still
+        // contains a reference to it.
+        av_frame_free(&src_frame);
+
+        return 0;
+    }
+
+    if (!ctx->internal->hw_type->frames_get_buffer)
+        return AVERROR(ENOSYS);
+
+    if (!ctx->pool)
+        return AVERROR(EINVAL);
+
+    frame->hw_frames_ctx = av_buffer_ref(hwframe_ref);
+    if (!frame->hw_frames_ctx)
+        return AVERROR(ENOMEM);
+
+    ret = ctx->internal->hw_type->frames_get_buffer(ctx, frame);
+    if (ret < 0) {
+        av_buffer_unref(&frame->hw_frames_ctx);
+        return ret;
+    }
+
+    return 0;
+}
+
+void *av_hwdevice_hwconfig_alloc(AVBufferRef *ref)
+{
+    AVHWDeviceContext *ctx = (AVHWDeviceContext*)ref->data;
+    const HWContextType  *hw_type = ctx->internal->hw_type;
+
+    if (hw_type->device_hwconfig_size == 0)
+        return NULL;
+
+    return av_mallocz(hw_type->device_hwconfig_size);
+}
+
+AVHWFramesConstraints *av_hwdevice_get_hwframe_constraints(AVBufferRef *ref,
+                                                           const void *hwconfig)
+{
+    AVHWDeviceContext *ctx = (AVHWDeviceContext*)ref->data;
+    const HWContextType  *hw_type = ctx->internal->hw_type;
+    AVHWFramesConstraints *constraints;
+
+    if (!hw_type->frames_get_constraints)
+        return NULL;
+
+    constraints = av_mallocz(sizeof(*constraints));
+    if (!constraints)
+        return NULL;
+
+    constraints->min_width = constraints->min_height = 0;
+    constraints->max_width = constraints->max_height = INT_MAX;
+
+    if (hw_type->frames_get_constraints(ctx, hwconfig, constraints) >= 0) {
+        return constraints;
+    } else {
+        av_hwframe_constraints_free(&constraints);
+        return NULL;
+    }
+}
+
+void av_hwframe_constraints_free(AVHWFramesConstraints **constraints)
+{
+    if (*constraints) {
+        av_freep(&(*constraints)->valid_hw_formats);
+        av_freep(&(*constraints)->valid_sw_formats);
+    }
+    av_freep(constraints);
+}
+
+int av_hwdevice_ctx_create(AVBufferRef **pdevice_ref, enum AVHWDeviceType type,
+                           const char *device, AVDictionary *opts, int flags)
+{
+    AVBufferRef *device_ref = NULL;
+    AVHWDeviceContext *device_ctx;
+    int ret = 0;
+
+    device_ref = av_hwdevice_ctx_alloc(type);
+    if (!device_ref) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+    device_ctx = (AVHWDeviceContext*)device_ref->data;
+
+    if (!device_ctx->internal->hw_type->device_create) {
+        ret = AVERROR(ENOSYS);
+        goto fail;
+    }
+
+    ret = device_ctx->internal->hw_type->device_create(device_ctx, device,
+                                                       opts, flags);
+    if (ret < 0)
+        goto fail;
+
+    ret = av_hwdevice_ctx_init(device_ref);
+    if (ret < 0)
+        goto fail;
+
+    *pdevice_ref = device_ref;
+    return 0;
+fail:
+    av_buffer_unref(&device_ref);
+    *pdevice_ref = NULL;
+    return ret;
+}
+
+int av_hwdevice_ctx_create_derived(AVBufferRef **dst_ref_ptr,
+                                   enum AVHWDeviceType type,
+                                   AVBufferRef *src_ref, int flags)
+{
+    AVBufferRef *dst_ref = NULL, *tmp_ref;
+    AVHWDeviceContext *dst_ctx, *tmp_ctx;
+    int ret = 0;
+
+    tmp_ref = src_ref;
+    while (tmp_ref) {
+        tmp_ctx = (AVHWDeviceContext*)tmp_ref->data;
+        if (tmp_ctx->type == type) {
+            dst_ref = av_buffer_ref(tmp_ref);
+            if (!dst_ref) {
+                ret = AVERROR(ENOMEM);
+                goto fail;
+            }
+            goto done;
+        }
+        tmp_ref = tmp_ctx->internal->source_device;
+    }
+
+    dst_ref = av_hwdevice_ctx_alloc(type);
+    if (!dst_ref) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+    dst_ctx = (AVHWDeviceContext*)dst_ref->data;
+
+    tmp_ref = src_ref;
+    while (tmp_ref) {
+        tmp_ctx = (AVHWDeviceContext*)tmp_ref->data;
+        if (dst_ctx->internal->hw_type->device_derive) {
+            ret = dst_ctx->internal->hw_type->device_derive(dst_ctx,
+                                                            tmp_ctx,
+                                                            flags);
+            if (ret == 0) {
+                dst_ctx->internal->source_device = av_buffer_ref(src_ref);
+                if (!dst_ctx->internal->source_device) {
+                    ret = AVERROR(ENOMEM);
+                    goto fail;
+                }
+                goto done;
+            }
+            if (ret != AVERROR(ENOSYS))
+                goto fail;
+        }
+        tmp_ref = tmp_ctx->internal->source_device;
+    }
+
+    ret = AVERROR(ENOSYS);
+    goto fail;
+
+done:
+    ret = av_hwdevice_ctx_init(dst_ref);
+    if (ret < 0)
+        goto fail;
+
+    *dst_ref_ptr = dst_ref;
+    return 0;
+
+fail:
+    av_buffer_unref(&dst_ref);
+    *dst_ref_ptr = NULL;
+    return ret;
+}
+
+static void ff_hwframe_unmap(void *opaque, uint8_t *data)
+{
+    HWMapDescriptor *hwmap = (HWMapDescriptor*)data;
+    AVHWFramesContext *ctx = opaque;
+
+    if (hwmap->unmap)
+        hwmap->unmap(ctx, hwmap);
+
+    av_frame_free(&hwmap->source);
+
+    av_buffer_unref(&hwmap->hw_frames_ctx);
+
+    av_free(hwmap);
+}
+
+int ff_hwframe_map_create(AVBufferRef *hwframe_ref,
+                          AVFrame *dst, const AVFrame *src,
+                          void (*unmap)(AVHWFramesContext *ctx,
+                                        HWMapDescriptor *hwmap),
+                          void *priv)
+{
+    AVHWFramesContext *ctx = (AVHWFramesContext*)hwframe_ref->data;
+    HWMapDescriptor *hwmap;
+    int ret;
+
+    hwmap = av_mallocz(sizeof(*hwmap));
+    if (!hwmap) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+
+    hwmap->source = av_frame_alloc();
+    if (!hwmap->source) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+    ret = av_frame_ref(hwmap->source, src);
+    if (ret < 0)
+        goto fail;
+
+    hwmap->hw_frames_ctx = av_buffer_ref(hwframe_ref);
+    if (!hwmap->hw_frames_ctx) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+
+    hwmap->unmap = unmap;
+    hwmap->priv  = priv;
+
+    dst->buf[0] = av_buffer_create((uint8_t*)hwmap, sizeof(*hwmap),
+                                   &ff_hwframe_unmap, ctx, 0);
+    if (!dst->buf[0]) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+
+    return 0;
+
+fail:
+    if (hwmap) {
+        av_buffer_unref(&hwmap->hw_frames_ctx);
+        av_frame_free(&hwmap->source);
+    }
+    av_free(hwmap);
+    return ret;
+}
+
+int av_hwframe_map(AVFrame *dst, const AVFrame *src, int flags)
+{
+    AVHWFramesContext *src_frames, *dst_frames;
+    HWMapDescriptor *hwmap;
+    int ret;
+
+    if (src->hw_frames_ctx && dst->hw_frames_ctx) {
+        src_frames = (AVHWFramesContext*)src->hw_frames_ctx->data;
+        dst_frames = (AVHWFramesContext*)dst->hw_frames_ctx->data;
+
+        if ((src_frames == dst_frames &&
+             src->format == dst_frames->sw_format &&
+             dst->format == dst_frames->format) ||
+            (src_frames->internal->source_frames &&
+             src_frames->internal->source_frames->data ==
+             (uint8_t*)dst_frames)) {
+            // This is an unmap operation.  We don't need to directly
+            // do anything here other than fill in the original frame,
+            // because the real unmap will be invoked when the last
+            // reference to the mapped frame disappears.
+            if (!src->buf[0]) {
+                av_log(src_frames, AV_LOG_ERROR, "Invalid mapping "
+                       "found when attempting unmap.\n");
+                return AVERROR(EINVAL);
+            }
+            hwmap = (HWMapDescriptor*)src->buf[0]->data;
+            av_frame_unref(dst);
+            return av_frame_ref(dst, hwmap->source);
+        }
+    }
+
+    if (src->hw_frames_ctx) {
+        src_frames = (AVHWFramesContext*)src->hw_frames_ctx->data;
+
+        if (src_frames->format == src->format &&
+            src_frames->internal->hw_type->map_from) {
+            ret = src_frames->internal->hw_type->map_from(src_frames,
+                                                          dst, src, flags);
+            if (ret != AVERROR(ENOSYS))
+                return ret;
+        }
+    }
+
+    if (dst->hw_frames_ctx) {
+        dst_frames = (AVHWFramesContext*)dst->hw_frames_ctx->data;
+
+        if (dst_frames->format == dst->format &&
+            dst_frames->internal->hw_type->map_to) {
+            ret = dst_frames->internal->hw_type->map_to(dst_frames,
+                                                        dst, src, flags);
+            if (ret != AVERROR(ENOSYS))
+                return ret;
+        }
+    }
+
+    return AVERROR(ENOSYS);
+}
+
+int av_hwframe_ctx_create_derived(AVBufferRef **derived_frame_ctx,
+                                  enum AVPixelFormat format,
+                                  AVBufferRef *derived_device_ctx,
+                                  AVBufferRef *source_frame_ctx,
+                                  int flags)
+{
+    AVBufferRef   *dst_ref = NULL;
+    AVHWFramesContext *dst = NULL;
+    AVHWFramesContext *src = (AVHWFramesContext*)source_frame_ctx->data;
+    int ret;
+
+    if (src->internal->source_frames) {
+        AVHWFramesContext *src_src =
+            (AVHWFramesContext*)src->internal->source_frames->data;
+        AVHWDeviceContext *dst_dev =
+            (AVHWDeviceContext*)derived_device_ctx->data;
+
+        if (src_src->device_ctx == dst_dev) {
+            // This is actually an unmapping, so we just return a
+            // reference to the source frame context.
+            *derived_frame_ctx =
+                av_buffer_ref(src->internal->source_frames);
+            if (!*derived_frame_ctx) {
+                ret = AVERROR(ENOMEM);
+                goto fail;
+            }
+            return 0;
+        }
+    }
+
+    dst_ref = av_hwframe_ctx_alloc(derived_device_ctx);
+    if (!dst_ref) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+
+    dst = (AVHWFramesContext*)dst_ref->data;
+
+    dst->format    = format;
+    dst->sw_format = src->sw_format;
+    dst->width     = src->width;
+    dst->height    = src->height;
+
+    dst->internal->source_frames = av_buffer_ref(source_frame_ctx);
+    if (!dst->internal->source_frames) {
+        ret = AVERROR(ENOMEM);
+        goto fail;
+    }
+
+    dst->internal->source_allocation_map_flags =
+        flags & (AV_HWFRAME_MAP_READ      |
+                 AV_HWFRAME_MAP_WRITE     |
+                 AV_HWFRAME_MAP_OVERWRITE |
+                 AV_HWFRAME_MAP_DIRECT);
+
+    ret = AVERROR(ENOSYS);
+    if (src->internal->hw_type->frames_derive_from)
+        ret = src->internal->hw_type->frames_derive_from(dst, src, flags);
+    if (ret == AVERROR(ENOSYS) &&
+        dst->internal->hw_type->frames_derive_to)
+        ret = dst->internal->hw_type->frames_derive_to(dst, src, flags);
+    if (ret == AVERROR(ENOSYS))
+        ret = 0;
+    if (ret)
+        goto fail;
+
+    *derived_frame_ctx = dst_ref;
+    return 0;
+
+fail:
+    if (dst)
+        av_buffer_unref(&dst->internal->source_frames);
+    av_buffer_unref(&dst_ref);
+    return ret;
+}
diff --git a/media/ffvpx/libavutil/hwcontext.h b/media/ffvpx/libavutil/hwcontext.h
index 03334e20e..f5a4b6238 100644
--- a/media/ffvpx/libavutil/hwcontext.h
+++ b/media/ffvpx/libavutil/hwcontext.h
@@ -25,15 +25,17 @@
 #include "pixfmt.h"
 
 enum AVHWDeviceType {
+    AV_HWDEVICE_TYPE_NONE,
     AV_HWDEVICE_TYPE_VDPAU,
     AV_HWDEVICE_TYPE_CUDA,
     AV_HWDEVICE_TYPE_VAAPI,
     AV_HWDEVICE_TYPE_DXVA2,
     AV_HWDEVICE_TYPE_QSV,
     AV_HWDEVICE_TYPE_VIDEOTOOLBOX,
-    AV_HWDEVICE_TYPE_NONE,
     AV_HWDEVICE_TYPE_D3D11VA,
     AV_HWDEVICE_TYPE_DRM,
+    AV_HWDEVICE_TYPE_OPENCL,
+    AV_HWDEVICE_TYPE_MEDIACODEC,
 };
 
 typedef struct AVHWDeviceInternal AVHWDeviceInternal;
diff --git a/media/ffvpx/libavutil/hwcontext_internal.h b/media/ffvpx/libavutil/hwcontext_internal.h
new file mode 100644
index 000000000..332062dda
--- /dev/null
+++ b/media/ffvpx/libavutil/hwcontext_internal.h
@@ -0,0 +1,171 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_HWCONTEXT_INTERNAL_H
+#define AVUTIL_HWCONTEXT_INTERNAL_H
+
+#include <stddef.h>
+
+#include "buffer.h"
+#include "hwcontext.h"
+#include "frame.h"
+#include "pixfmt.h"
+
+typedef struct HWContextType {
+    enum AVHWDeviceType type;
+    const char         *name;
+
+    /**
+     * An array of pixel formats supported by the AVHWFramesContext instances
+     * Terminated by AV_PIX_FMT_NONE.
+     */
+    const enum AVPixelFormat *pix_fmts;
+
+    /**
+     * size of the public hardware-specific context,
+     * i.e. AVHWDeviceContext.hwctx
+     */
+    size_t             device_hwctx_size;
+    /**
+     * size of the private data, i.e.
+     * AVHWDeviceInternal.priv
+     */
+    size_t             device_priv_size;
+
+    /**
+     * Size of the hardware-specific device configuration.
+     * (Used to query hwframe constraints.)
+     */
+    size_t             device_hwconfig_size;
+
+    /**
+     * size of the public frame pool hardware-specific context,
+     * i.e. AVHWFramesContext.hwctx
+     */
+    size_t             frames_hwctx_size;
+    /**
+     * size of the private data, i.e.
+     * AVHWFramesInternal.priv
+     */
+    size_t             frames_priv_size;
+
+    int              (*device_create)(AVHWDeviceContext *ctx, const char *device,
+                                      AVDictionary *opts, int flags);
+    int              (*device_derive)(AVHWDeviceContext *dst_ctx,
+                                      AVHWDeviceContext *src_ctx, int flags);
+
+    int              (*device_init)(AVHWDeviceContext *ctx);
+    void             (*device_uninit)(AVHWDeviceContext *ctx);
+
+    int              (*frames_get_constraints)(AVHWDeviceContext *ctx,
+                                               const void *hwconfig,
+                                               AVHWFramesConstraints *constraints);
+
+    int              (*frames_init)(AVHWFramesContext *ctx);
+    void             (*frames_uninit)(AVHWFramesContext *ctx);
+
+    int              (*frames_get_buffer)(AVHWFramesContext *ctx, AVFrame *frame);
+    int              (*transfer_get_formats)(AVHWFramesContext *ctx,
+                                             enum AVHWFrameTransferDirection dir,
+                                             enum AVPixelFormat **formats);
+    int              (*transfer_data_to)(AVHWFramesContext *ctx, AVFrame *dst,
+                                         const AVFrame *src);
+    int              (*transfer_data_from)(AVHWFramesContext *ctx, AVFrame *dst,
+                                           const AVFrame *src);
+
+    int              (*map_to)(AVHWFramesContext *ctx, AVFrame *dst,
+                               const AVFrame *src, int flags);
+    int              (*map_from)(AVHWFramesContext *ctx, AVFrame *dst,
+                                 const AVFrame *src, int flags);
+
+    int              (*frames_derive_to)(AVHWFramesContext *dst_ctx,
+                                         AVHWFramesContext *src_ctx, int flags);
+    int              (*frames_derive_from)(AVHWFramesContext *dst_ctx,
+                                           AVHWFramesContext *src_ctx, int flags);
+} HWContextType;
+
+struct AVHWDeviceInternal {
+    const HWContextType *hw_type;
+    void                *priv;
+
+    /**
+     * For a derived device, a reference to the original device
+     * context it was derived from.
+     */
+    AVBufferRef *source_device;
+};
+
+struct AVHWFramesInternal {
+    const HWContextType *hw_type;
+    void                *priv;
+
+    AVBufferPool *pool_internal;
+
+    /**
+     * For a derived context, a reference to the original frames
+     * context it was derived from.
+     */
+    AVBufferRef *source_frames;
+    /**
+     * Flags to apply to the mapping from the source to the derived
+     * frame context when trying to allocate in the derived context.
+     */
+    int source_allocation_map_flags;
+};
+
+typedef struct HWMapDescriptor {
+    /**
+     * A reference to the original source of the mapping.
+     */
+    AVFrame *source;
+    /**
+     * A reference to the hardware frames context in which this
+     * mapping was made.  May be the same as source->hw_frames_ctx,
+     * but need not be.
+     */
+    AVBufferRef *hw_frames_ctx;
+    /**
+     * Unmap function.
+     */
+    void (*unmap)(AVHWFramesContext *ctx,
+                  struct HWMapDescriptor *hwmap);
+    /**
+     * Hardware-specific private data associated with the mapping.
+     */
+    void          *priv;
+} HWMapDescriptor;
+
+int ff_hwframe_map_create(AVBufferRef *hwframe_ref,
+                          AVFrame *dst, const AVFrame *src,
+                          void (*unmap)(AVHWFramesContext *ctx,
+                                        HWMapDescriptor *hwmap),
+                          void *priv);
+
+
+extern const HWContextType ff_hwcontext_type_cuda;
+extern const HWContextType ff_hwcontext_type_d3d11va;
+extern const HWContextType ff_hwcontext_type_drm;
+extern const HWContextType ff_hwcontext_type_dxva2;
+extern const HWContextType ff_hwcontext_type_opencl;
+extern const HWContextType ff_hwcontext_type_qsv;
+extern const HWContextType ff_hwcontext_type_vaapi;
+extern const HWContextType ff_hwcontext_type_vdpau;
+extern const HWContextType ff_hwcontext_type_videotoolbox;
+extern const HWContextType ff_hwcontext_type_mediacodec;
+
+#endif /* AVUTIL_HWCONTEXT_INTERNAL_H */
diff --git a/media/ffvpx/libavutil/imgutils.c b/media/ffvpx/libavutil/imgutils.c
index 500517880..4938a7ef6 100644
--- a/media/ffvpx/libavutil/imgutils.c
+++ b/media/ffvpx/libavutil/imgutils.c
@@ -125,7 +125,7 @@ int av_image_fill_pointers(uint8_t *data[4], enum AVPixelFormat pix_fmt, int hei
     size[0] = linesizes[0] * height;
 
     if (desc->flags & AV_PIX_FMT_FLAG_PAL ||
-        desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) {
+        desc->flags & FF_PSEUDOPAL) {
         data[1] = ptr + size[0]; /* palette is stored here as 256 32 bits words */
         return size[0] + 256 * 4;
     }
@@ -216,7 +216,7 @@ int av_image_alloc(uint8_t *pointers[4], int linesizes[4],
         av_free(buf);
         return ret;
     }
-    if (desc->flags & AV_PIX_FMT_FLAG_PAL || desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) {
+    if (desc->flags & AV_PIX_FMT_FLAG_PAL || (desc->flags & FF_PSEUDOPAL && pointers[1])) {
         avpriv_set_systematic_pal2((uint32_t*)pointers[1], pix_fmt);
         if (align < 4) {
             av_log(NULL, AV_LOG_ERROR, "Formats with a palette require a minimum alignment of 4\n");
@@ -225,7 +225,7 @@ int av_image_alloc(uint8_t *pointers[4], int linesizes[4],
     }
 
     if ((desc->flags & AV_PIX_FMT_FLAG_PAL ||
-         desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) &&
+         desc->flags & FF_PSEUDOPAL) && pointers[1] &&
         pointers[1] - pointers[0] > linesizes[0] * h) {
         /* zero-initialize the padding before the palette */
         memset(pointers[0] + linesizes[0] * h, 0,
@@ -242,9 +242,10 @@ typedef struct ImgUtils {
 } ImgUtils;
 
 static const AVClass imgutils_class = {
-    .class_name = "IMGUTILS",
-    .item_name  = av_default_item_name,
-    .version    = LIBAVUTIL_VERSION_INT,
+    .class_name                = "IMGUTILS",
+    .item_name                 = av_default_item_name,
+    .option                    = NULL,
+    .version                   = LIBAVUTIL_VERSION_INT,
     .log_level_offset_offset   = offsetof(ImgUtils, log_offset),
     .parent_log_context_offset = offsetof(ImgUtils, log_ctx),
 };
@@ -353,12 +354,13 @@ static void image_copy(uint8_t *dst_data[4], const ptrdiff_t dst_linesizes[4],
         return;
 
     if (desc->flags & AV_PIX_FMT_FLAG_PAL ||
-        desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL) {
+        desc->flags & FF_PSEUDOPAL) {
         copy_plane(dst_data[0], dst_linesizes[0],
                    src_data[0], src_linesizes[0],
                    width, height);
         /* copy the palette */
-        memcpy(dst_data[1], src_data[1], 4*256);
+        if ((desc->flags & AV_PIX_FMT_FLAG_PAL) || (dst_data[1] && src_data[1]))
+            memcpy(dst_data[1], src_data[1], 4*256);
     } else {
         int i, planes_nb = 0;
 
@@ -441,7 +443,7 @@ int av_image_get_buffer_size(enum AVPixelFormat pix_fmt,
         return ret;
 
     // do not include palette for these pseudo-paletted formats
-    if (desc->flags & AV_PIX_FMT_FLAG_PSEUDOPAL)
+    if (desc->flags & FF_PSEUDOPAL)
         return FFALIGN(width, align) * height;
 
     return av_image_fill_arrays(data, linesize, NULL, pix_fmt,
diff --git a/media/ffvpx/libavutil/integer.c b/media/ffvpx/libavutil/integer.c
index 6d6855fa1..890e314dc 100644
--- a/media/ffvpx/libavutil/integer.c
+++ b/media/ffvpx/libavutil/integer.c
@@ -164,41 +164,3 @@ int64_t av_i2int(AVInteger a){
     }
     return out;
 }
-
-#ifdef TEST
-
-const uint8_t ff_log2_tab[256]={
-        0,0,1,1,2,2,2,2,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,
-        5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,5,
-        6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
-        6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,
-        7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
-        7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
-        7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,
-        7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7
-};
-
-int main(void){
-    int64_t a,b;
-
-    for(a=7; a<256*256*256; a+=13215){
-        for(b=3; b<256*256*256; b+=27118){
-            AVInteger ai= av_int2i(a);
-            AVInteger bi= av_int2i(b);
-
-            av_assert0(av_i2int(ai) == a);
-            av_assert0(av_i2int(bi) == b);
-            av_assert0(av_i2int(av_add_i(ai,bi)) == a+b);
-            av_assert0(av_i2int(av_sub_i(ai,bi)) == a-b);
-            av_assert0(av_i2int(av_mul_i(ai,bi)) == a*b);
-            av_assert0(av_i2int(av_shr_i(ai, 9)) == a>>9);
-            av_assert0(av_i2int(av_shr_i(ai,-9)) == a<<9);
-            av_assert0(av_i2int(av_shr_i(ai, 17)) == a>>17);
-            av_assert0(av_i2int(av_shr_i(ai,-17)) == a<<17);
-            av_assert0(av_log2_i(ai) == av_log2(a));
-            av_assert0(av_i2int(av_div_i(ai,bi)) == a/b);
-        }
-    }
-    return 0;
-}
-#endif
diff --git a/media/ffvpx/libavutil/internal.h b/media/ffvpx/libavutil/internal.h
index a2d73e3cc..06bd561e8 100644
--- a/media/ffvpx/libavutil/internal.h
+++ b/media/ffvpx/libavutil/internal.h
@@ -43,6 +43,7 @@
 #include "cpu.h"
 #include "dict.h"
 #include "macros.h"
+#include "mem.h"
 #include "pixfmt.h"
 #include "version.h"
 
@@ -62,10 +63,10 @@
 #endif
 #endif
 
-#if defined(_MSC_VER) && CONFIG_SHARED
-#    define av_export __declspec(dllimport)
+#if defined(_WIN32) && CONFIG_SHARED && !defined(BUILDING_avutil)
+#    define av_export_avutil __declspec(dllimport)
 #else
-#    define av_export
+#    define av_export_avutil
 #endif
 
 #if HAVE_PRAGMA_DEPRECATED
@@ -76,8 +77,8 @@
 #        define FF_DISABLE_DEPRECATION_WARNINGS __pragma(warning(push)) __pragma(warning(disable:4996))
 #        define FF_ENABLE_DEPRECATION_WARNINGS  __pragma(warning(pop))
 #    else
-#        define FF_DISABLE_DEPRECATION_WARNINGS _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
-#        define FF_ENABLE_DEPRECATION_WARNINGS  _Pragma("GCC diagnostic warning \"-Wdeprecated-declarations\"")
+#        define FF_DISABLE_DEPRECATION_WARNINGS _Pragma("GCC diagnostic push") _Pragma("GCC diagnostic ignored \"-Wdeprecated-declarations\"")
+#        define FF_ENABLE_DEPRECATION_WARNINGS  _Pragma("GCC diagnostic pop")
 #    endif
 #else
 #    define FF_DISABLE_DEPRECATION_WARNINGS
@@ -110,24 +111,30 @@
     DECLARE_ALIGNED(a, t, la_##v) s o;                  \
     t (*v) o = la_##v
 
-#define LOCAL_ALIGNED(a, t, v, ...) E1(LOCAL_ALIGNED_A(a, t, v, __VA_ARGS__,,))
+#define LOCAL_ALIGNED(a, t, v, ...) LOCAL_ALIGNED_##a(t, v, __VA_ARGS__)
 
-#if HAVE_LOCAL_ALIGNED_8
+#if HAVE_LOCAL_ALIGNED
+#   define LOCAL_ALIGNED_4(t, v, ...) E1(LOCAL_ALIGNED_D(4, t, v, __VA_ARGS__,,))
+#else
+#   define LOCAL_ALIGNED_4(t, v, ...) E1(LOCAL_ALIGNED_A(4, t, v, __VA_ARGS__,,))
+#endif
+
+#if HAVE_LOCAL_ALIGNED
 #   define LOCAL_ALIGNED_8(t, v, ...) E1(LOCAL_ALIGNED_D(8, t, v, __VA_ARGS__,,))
 #else
-#   define LOCAL_ALIGNED_8(t, v, ...) LOCAL_ALIGNED(8, t, v, __VA_ARGS__)
+#   define LOCAL_ALIGNED_8(t, v, ...) E1(LOCAL_ALIGNED_A(8, t, v, __VA_ARGS__,,))
 #endif
 
-#if HAVE_LOCAL_ALIGNED_16
+#if HAVE_LOCAL_ALIGNED
 #   define LOCAL_ALIGNED_16(t, v, ...) E1(LOCAL_ALIGNED_D(16, t, v, __VA_ARGS__,,))
 #else
-#   define LOCAL_ALIGNED_16(t, v, ...) LOCAL_ALIGNED(16, t, v, __VA_ARGS__)
+#   define LOCAL_ALIGNED_16(t, v, ...) E1(LOCAL_ALIGNED_A(16, t, v, __VA_ARGS__,,))
 #endif
 
-#if HAVE_LOCAL_ALIGNED_32
+#if HAVE_LOCAL_ALIGNED
 #   define LOCAL_ALIGNED_32(t, v, ...) E1(LOCAL_ALIGNED_D(32, t, v, __VA_ARGS__,,))
 #else
-#   define LOCAL_ALIGNED_32(t, v, ...) LOCAL_ALIGNED(32, t, v, __VA_ARGS__)
+#   define LOCAL_ALIGNED_32(t, v, ...) E1(LOCAL_ALIGNED_A(32, t, v, __VA_ARGS__,,))
 #endif
 
 #define FF_ALLOC_OR_GOTO(ctx, p, size, label)\
@@ -353,4 +360,13 @@ void ff_check_pixfmt_descriptors(void);
  */
 int avpriv_dict_set_timestamp(AVDictionary **dict, const char *key, int64_t timestamp);
 
+// Helper macro for AV_PIX_FMT_FLAG_PSEUDOPAL deprecation. Code inside FFmpeg
+// should always use FF_PSEUDOPAL. Once the public API flag gets removed, all
+// code using it is dead code.
+#if FF_API_PSEUDOPAL
+#define FF_PSEUDOPAL AV_PIX_FMT_FLAG_PSEUDOPAL
+#else
+#define FF_PSEUDOPAL 0
+#endif
+
 #endif /* AVUTIL_INTERNAL_H */
diff --git a/media/ffvpx/libavutil/intreadwrite.h b/media/ffvpx/libavutil/intreadwrite.h
index d54d4b91d..67c763b13 100644
--- a/media/ffvpx/libavutil/intreadwrite.h
+++ b/media/ffvpx/libavutil/intreadwrite.h
@@ -215,7 +215,7 @@ typedef union {
  * by per-arch headers.
  */
 
-#if defined(__GNUC__) && !defined(__TI_COMPILER_VERSION__)
+#if defined(__GNUC__)
 
 union unaligned_64 { uint64_t l; } __attribute__((packed)) av_alias;
 union unaligned_32 { uint32_t l; } __attribute__((packed)) av_alias;
@@ -224,12 +224,7 @@ union unaligned_16 { uint16_t l; } __attribute__((packed)) av_alias;
 #   define AV_RN(s, p) (((const union unaligned_##s *) (p))->l)
 #   define AV_WN(s, p, v) ((((union unaligned_##s *) (p))->l) = (v))
 
-#elif defined(__DECC)
-
-#   define AV_RN(s, p) (*((const __unaligned uint##s##_t*)(p)))
-#   define AV_WN(s, p, v) (*((__unaligned uint##s##_t*)(p)) = (v))
-
-#elif defined(_MSC_VER) && (defined(_M_ARM) || defined(_M_X64)) && AV_HAVE_FAST_UNALIGNED
+#elif defined(_MSC_VER) && (defined(_M_ARM) || defined(_M_X64) || defined(_M_ARM64)) && AV_HAVE_FAST_UNALIGNED
 
 #   define AV_RN(s, p) (*((const __unaligned uint##s##_t*)(p)))
 #   define AV_WN(s, p, v) (*((__unaligned uint##s##_t*)(p)) = (v))
diff --git a/media/ffvpx/libavutil/log.c b/media/ffvpx/libavutil/log.c
index be806202f..9b7d48487 100644
--- a/media/ffvpx/libavutil/log.c
+++ b/media/ffvpx/libavutil/log.c
@@ -39,11 +39,9 @@
 #include "common.h"
 #include "internal.h"
 #include "log.h"
+#include "thread.h"
 
-#if HAVE_PTHREADS
-#include <pthread.h>
-static pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER;
-#endif
+static AVMutex mutex = AV_MUTEX_INITIALIZER;
 
 #define LINE_SZ 1024
 
@@ -57,7 +55,7 @@ static int av_log_level = AV_LOG_INFO;
 static int flags;
 
 #define NB_LEVELS 8
-#if defined(_WIN32) && !defined(__MINGW32CE__) && HAVE_SETCONSOLETEXTATTRIBUTE
+#if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE
 #include <windows.h>
 static const uint8_t color[16 + AV_CLASS_CATEGORY_NB] = {
     [AV_LOG_PANIC  /8] = 12,
@@ -124,7 +122,7 @@ static int use_color = -1;
 
 static void check_color_terminal(void)
 {
-#if defined(_WIN32) && !defined(__MINGW32CE__) && HAVE_SETCONSOLETEXTATTRIBUTE
+#if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE
     CONSOLE_SCREEN_BUFFER_INFO con_info;
     con = GetStdHandle(STD_ERROR_HANDLE);
     use_color = (con != INVALID_HANDLE_VALUE) && !getenv("NO_COLOR") &&
@@ -159,7 +157,7 @@ static void colored_fputs(int level, int tint, const char *str)
     if (level == AV_LOG_INFO/8) local_use_color = 0;
     else                        local_use_color = use_color;
 
-#if defined(_WIN32) && !defined(__MINGW32CE__) && HAVE_SETCONSOLETEXTATTRIBUTE
+#if defined(_WIN32) && HAVE_SETCONSOLETEXTATTRIBUTE
     if (local_use_color)
         SetConsoleTextAttribute(con, background | color[level]);
     fputs(str, stderr);
@@ -268,11 +266,11 @@ static void format_line(void *avcl, int level, const char *fmt, va_list vl,
         av_bprintf(part+1, "[%s @ %p] ",
                  avc->item_name(avcl), avcl);
         if(type) type[1] = get_category(avcl);
-
-        if (flags & AV_LOG_PRINT_LEVEL)
-            av_bprintf(part+2, "[%s] ", get_level_str(level));
     }
 
+    if (*print_prefix && (level > AV_LOG_QUIET) && (flags & AV_LOG_PRINT_LEVEL))
+        av_bprintf(part+2, "[%s] ", get_level_str(level));
+
     av_vbprintf(part+3, fmt, vl);
 
     if(*part[0].str || *part[1].str || *part[2].str || *part[3].str) {
@@ -317,9 +315,7 @@ void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
 
     if (level > av_log_level)
         return;
-#if HAVE_PTHREADS
-    pthread_mutex_lock(&mutex);
-#endif
+    ff_mutex_lock(&mutex);
 
     format_line(ptr, level, fmt, vl, part, &print_prefix, type);
     snprintf(line, sizeof(line), "%s%s%s%s", part[0].str, part[1].str, part[2].str, part[3].str);
@@ -356,9 +352,7 @@ void av_log_default_callback(void* ptr, int level, const char* fmt, va_list vl)
 #endif
 end:
     av_bprint_finalize(part+3, NULL);
-#if HAVE_PTHREADS
-    pthread_mutex_unlock(&mutex);
-#endif
+    ff_mutex_unlock(&mutex);
 }
 
 static void (*av_log_callback)(void*, int, const char*, va_list) =
diff --git a/media/ffvpx/libavutil/log.h b/media/ffvpx/libavutil/log.h
index f0a57385d..d9554e609 100644
--- a/media/ffvpx/libavutil/log.h
+++ b/media/ffvpx/libavutil/log.h
@@ -334,20 +334,6 @@ void av_log_format_line(void *ptr, int level, const char *fmt, va_list vl,
 int av_log_format_line2(void *ptr, int level, const char *fmt, va_list vl,
                         char *line, int line_size, int *print_prefix);
 
-#if FF_API_DLOG
-/**
- * av_dlog macros
- * @deprecated unused
- * Useful to print debug messages that shouldn't get compiled in normally.
- */
-
-#ifdef DEBUG
-#    define av_dlog(pctx, ...) av_log(pctx, AV_LOG_DEBUG, __VA_ARGS__)
-#else
-#    define av_dlog(pctx, ...) do { if (0) av_log(pctx, AV_LOG_DEBUG, __VA_ARGS__); } while (0)
-#endif
-#endif /* FF_API_DLOG */
-
 /**
  * Skip repeated messages, this requires the user app to use av_log() instead of
  * (f)printf as the 2 would otherwise interfere and lead to
diff --git a/media/ffvpx/libavutil/mem.c b/media/ffvpx/libavutil/mem.c
index 36740f115..6149755a6 100644
--- a/media/ffvpx/libavutil/mem.c
+++ b/media/ffvpx/libavutil/mem.c
@@ -61,7 +61,7 @@ void  free(void *ptr);
 
 #include "mem_internal.h"
 
-#define ALIGN (HAVE_AVX ? 32 : 16)
+#define ALIGN (HAVE_AVX512 ? 64 : (HAVE_AVX ? 32 : 16))
 
 /* NOTE: if you want to override these functions with your own
  * implementations (not recommended) you have to link libav* as
@@ -181,6 +181,20 @@ int av_reallocp(void *ptr, size_t size)
     return 0;
 }
 
+void *av_malloc_array(size_t nmemb, size_t size)
+{
+    if (!size || nmemb >= INT_MAX / size)
+        return NULL;
+    return av_malloc(nmemb * size);
+}
+
+void *av_mallocz_array(size_t nmemb, size_t size)
+{
+    if (!size || nmemb >= INT_MAX / size)
+        return NULL;
+    return av_mallocz(nmemb * size);
+}
+
 void *av_realloc_array(void *ptr, size_t nmemb, size_t size)
 {
     if (!size || nmemb >= INT_MAX / size)
@@ -449,10 +463,15 @@ void av_memcpy_backptr(uint8_t *dst, int back, int cnt)
 
 void *av_fast_realloc(void *ptr, unsigned int *size, size_t min_size)
 {
-    if (min_size < *size)
+    if (min_size <= *size)
         return ptr;
 
-    min_size = FFMAX(min_size + min_size / 16 + 32, min_size);
+    if (min_size > max_alloc_size - 32) {
+        *size = 0;
+        return NULL;
+    }
+
+    min_size = FFMIN(max_alloc_size - 32, FFMAX(min_size + min_size / 16 + 32, min_size));
 
     ptr = av_realloc(ptr, min_size);
     /* we could set this to the unmodified min_size but this is safer
diff --git a/media/ffvpx/libavutil/mem.h b/media/ffvpx/libavutil/mem.h
index 527cd0319..7e0b12a8a 100644
--- a/media/ffvpx/libavutil/mem.h
+++ b/media/ffvpx/libavutil/mem.h
@@ -74,6 +74,19 @@
  */
 
 /**
+ * @def DECLARE_ASM_ALIGNED(n,t,v)
+ * Declare an aligned variable appropriate for use in inline assembly code.
+ *
+ * @code{.c}
+ * DECLARE_ASM_ALIGNED(16, uint64_t, pw_08) = UINT64_C(0x0008000800080008);
+ * @endcode
+ *
+ * @param n Minimum alignment in bytes
+ * @param t Type of the variable (or array element)
+ * @param v Name of the variable
+ */
+
+/**
  * @def DECLARE_ASM_CONST(n,t,v)
  * Declare a static constant aligned variable appropriate for use in inline
  * assembly code.
@@ -89,25 +102,23 @@
 
 #if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 1110 || defined(__SUNPRO_C)
     #define DECLARE_ALIGNED(n,t,v)      t __attribute__ ((aligned (n))) v
+    #define DECLARE_ASM_ALIGNED(n,t,v)  t __attribute__ ((aligned (n))) v
     #define DECLARE_ASM_CONST(n,t,v)    const t __attribute__ ((aligned (n))) v
-#elif defined(__TI_COMPILER_VERSION__)
-    #define DECLARE_ALIGNED(n,t,v)                      \
-        AV_PRAGMA(DATA_ALIGN(v,n))                      \
-        t __attribute__((aligned(n))) v
-    #define DECLARE_ASM_CONST(n,t,v)                    \
-        AV_PRAGMA(DATA_ALIGN(v,n))                      \
-        static const t __attribute__((aligned(n))) v
 #elif defined(__DJGPP__)
     #define DECLARE_ALIGNED(n,t,v)      t __attribute__ ((aligned (FFMIN(n, 16)))) v
+    #define DECLARE_ASM_ALIGNED(n,t,v)  t av_used __attribute__ ((aligned (FFMIN(n, 16)))) v
     #define DECLARE_ASM_CONST(n,t,v)    static const t av_used __attribute__ ((aligned (FFMIN(n, 16)))) v
 #elif defined(__GNUC__) || defined(__clang__)
     #define DECLARE_ALIGNED(n,t,v)      t __attribute__ ((aligned (n))) v
+    #define DECLARE_ASM_ALIGNED(n,t,v)  t av_used __attribute__ ((aligned (n))) v
     #define DECLARE_ASM_CONST(n,t,v)    static const t av_used __attribute__ ((aligned (n))) v
 #elif defined(_MSC_VER)
     #define DECLARE_ALIGNED(n,t,v)      __declspec(align(n)) t v
+    #define DECLARE_ASM_ALIGNED(n,t,v)  __declspec(align(n)) t v
     #define DECLARE_ASM_CONST(n,t,v)    __declspec(align(n)) static const t v
 #else
     #define DECLARE_ALIGNED(n,t,v)      t v
+    #define DECLARE_ASM_ALIGNED(n,t,v)  t v
     #define DECLARE_ASM_CONST(n,t,v)    static const t v
 #endif
 
@@ -206,12 +217,7 @@ void *av_mallocz(size_t size) av_malloc_attrib av_alloc_size(1);
  *         be allocated
  * @see av_malloc()
  */
-av_alloc_size(1, 2) static inline void *av_malloc_array(size_t nmemb, size_t size)
-{
-    if (!size || nmemb >= INT_MAX / size)
-        return NULL;
-    return av_malloc(nmemb * size);
-}
+av_alloc_size(1, 2) void *av_malloc_array(size_t nmemb, size_t size);
 
 /**
  * Allocate a memory block for an array with av_mallocz().
@@ -226,12 +232,7 @@ av_alloc_size(1, 2) static inline void *av_malloc_array(size_t nmemb, size_t siz
  * @see av_mallocz()
  * @see av_malloc_array()
  */
-av_alloc_size(1, 2) static inline void *av_mallocz_array(size_t nmemb, size_t size)
-{
-    if (!size || nmemb >= INT_MAX / size)
-        return NULL;
-    return av_mallocz(nmemb * size);
-}
+av_alloc_size(1, 2) void *av_mallocz_array(size_t nmemb, size_t size);
 
 /**
  * Non-inlined equivalent of av_mallocz_array().
diff --git a/media/ffvpx/libavutil/moz.build b/media/ffvpx/libavutil/moz.build
index 201b62fed..040ab76ba 100644
--- a/media/ffvpx/libavutil/moz.build
+++ b/media/ffvpx/libavutil/moz.build
@@ -12,7 +12,6 @@ if CONFIG['FFVPX_ASFLAGS']:
 SharedLibrary('mozavutil')
 SOURCES += [
     'adler32.c',
-    'atomic.c',
     'avstring.c',
     'base64.c',
     'bprint.c',
@@ -29,6 +28,7 @@ SOURCES += [
     'fixed_dsp.c',
     'float_dsp.c',
     'frame.c',
+    'hwcontext.c',
     'imgutils.c',
     'integer.c',
     'intmath.c',
diff --git a/media/ffvpx/libavutil/opt.c b/media/ffvpx/libavutil/opt.c
index df88663e3..3b0aab4ee 100644
--- a/media/ffvpx/libavutil/opt.c
+++ b/media/ffvpx/libavutil/opt.c
@@ -1181,6 +1181,7 @@ static void opt_list(void *obj, void *av_log_obj, const char *unit,
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) ? 'S' : '.');
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_EXPORT)         ? 'X' : '.');
         av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_READONLY)       ? 'R' : '.');
+        av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_BSF_PARAM)      ? 'B' : '.');
 
         if (opt->help)
             av_log(av_log_obj, AV_LOG_INFO, " %s", opt->help);
diff --git a/media/ffvpx/libavutil/opt.h b/media/ffvpx/libavutil/opt.h
index 0d893795d..07da68ea2 100644
--- a/media/ffvpx/libavutil/opt.h
+++ b/media/ffvpx/libavutil/opt.h
@@ -229,15 +229,15 @@ enum AVOptionType{
     AV_OPT_TYPE_BINARY,  ///< offset must point to a pointer immediately followed by an int for the length
     AV_OPT_TYPE_DICT,
     AV_OPT_TYPE_UINT64,
-    AV_OPT_TYPE_CONST = 128,
-    AV_OPT_TYPE_IMAGE_SIZE = MKBETAG('S','I','Z','E'), ///< offset must point to two consecutive integers
-    AV_OPT_TYPE_PIXEL_FMT  = MKBETAG('P','F','M','T'),
-    AV_OPT_TYPE_SAMPLE_FMT = MKBETAG('S','F','M','T'),
-    AV_OPT_TYPE_VIDEO_RATE = MKBETAG('V','R','A','T'), ///< offset must point to AVRational
-    AV_OPT_TYPE_DURATION   = MKBETAG('D','U','R',' '),
-    AV_OPT_TYPE_COLOR      = MKBETAG('C','O','L','R'),
-    AV_OPT_TYPE_CHANNEL_LAYOUT = MKBETAG('C','H','L','A'),
-    AV_OPT_TYPE_BOOL           = MKBETAG('B','O','O','L'),
+    AV_OPT_TYPE_CONST,
+    AV_OPT_TYPE_IMAGE_SIZE, ///< offset must point to two consecutive integers
+    AV_OPT_TYPE_PIXEL_FMT,
+    AV_OPT_TYPE_SAMPLE_FMT,
+    AV_OPT_TYPE_VIDEO_RATE, ///< offset must point to AVRational
+    AV_OPT_TYPE_DURATION,
+    AV_OPT_TYPE_COLOR,
+    AV_OPT_TYPE_CHANNEL_LAYOUT,
+    AV_OPT_TYPE_BOOL,
 };
 
 /**
@@ -275,9 +275,6 @@ typedef struct AVOption {
     int flags;
 #define AV_OPT_FLAG_ENCODING_PARAM  1   ///< a generic parameter which can be set by the user for muxing or encoding
 #define AV_OPT_FLAG_DECODING_PARAM  2   ///< a generic parameter which can be set by the user for demuxing or decoding
-#if FF_API_OPT_TYPE_METADATA
-#define AV_OPT_FLAG_METADATA        4   ///< some data extracted or inserted into the file like title, comment, ...
-#endif
 #define AV_OPT_FLAG_AUDIO_PARAM     8
 #define AV_OPT_FLAG_VIDEO_PARAM     16
 #define AV_OPT_FLAG_SUBTITLE_PARAM  32
@@ -290,6 +287,7 @@ typedef struct AVOption {
  * This flag only makes sense when AV_OPT_FLAG_EXPORT is also set.
  */
 #define AV_OPT_FLAG_READONLY        128
+#define AV_OPT_FLAG_BSF_PARAM       (1<<8) ///< a generic parameter which can be set by the user for bit stream filtering
 #define AV_OPT_FLAG_FILTERING_PARAM (1<<16) ///< a generic parameter which can be set by the user for filtering
 //FIXME think about enc-audio, ... style flags
 
diff --git a/media/ffvpx/libavutil/parseutils.c b/media/ffvpx/libavutil/parseutils.c
index be4ea1ee1..9de19d1c1 100644
--- a/media/ffvpx/libavutil/parseutils.c
+++ b/media/ffvpx/libavutil/parseutils.c
@@ -590,7 +590,7 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
     int64_t t, now64;
     time_t now;
     struct tm dt = { 0 }, tmbuf;
-    int today = 0, negative = 0, microseconds = 0;
+    int today = 0, negative = 0, microseconds = 0, suffix = 1000000;
     int i;
     static const char * const date_fmt[] = {
         "%Y - %m - %d",
@@ -689,6 +689,16 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
 
     if (duration) {
         t = dt.tm_hour * 3600 + dt.tm_min * 60 + dt.tm_sec;
+        if (q[0] == 'm' && q[1] == 's') {
+            suffix = 1000;
+            microseconds /= 1000;
+            q += 2;
+        } else if (q[0] == 'u' && q[1] == 's') {
+            suffix = 1;
+            microseconds = 0;
+            q += 2;
+        } else if (*q == 's')
+            q++;
     } else {
         int is_utc = *q == 'Z' || *q == 'z';
         int tzoffset = 0;
@@ -724,7 +734,7 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
     if (*q)
         return AVERROR(EINVAL);
 
-    t *= 1000000;
+    t *= suffix;
     t += microseconds;
     *timeval = negative ? -t : t;
     return 0;
diff --git a/media/ffvpx/libavutil/pixdesc.c b/media/ffvpx/libavutil/pixdesc.c
index 2cfab89c0..8ed52751c 100644
--- a/media/ffvpx/libavutil/pixdesc.c
+++ b/media/ffvpx/libavutil/pixdesc.c
@@ -257,7 +257,7 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         .comp = {
             { 0, 1, 0, 0, 8, 0, 7, 1 },        /* Y */
         },
-        .flags = AV_PIX_FMT_FLAG_PSEUDOPAL,
+        .flags = FF_PSEUDOPAL,
         .alias = "gray8,y8",
     },
     [AV_PIX_FMT_MONOWHITE] = {
@@ -326,22 +326,10 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         },
         .flags = AV_PIX_FMT_FLAG_PLANAR,
     },
-#if FF_API_XVMC
-    [AV_PIX_FMT_XVMC_MPEG2_MC] = {
-        .name = "xvmcmc",
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-    [AV_PIX_FMT_XVMC_MPEG2_IDCT] = {
-        .name = "xvmcidct",
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-#endif /* FF_API_XVMC */
-#if !FF_API_XVMC
     [AV_PIX_FMT_XVMC] = {
         .name = "xvmc",
         .flags = AV_PIX_FMT_FLAG_HWACCEL,
     },
-#endif /* !FF_API_XVMC */
     [AV_PIX_FMT_UYVY422] = {
         .name = "uyvy422",
         .nb_components = 3,
@@ -374,7 +362,7 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
             { 0, 1, 0, 3, 3, 0, 2, 1 },        /* G */
             { 0, 1, 0, 6, 2, 0, 1, 1 },        /* B */
         },
-        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_PSEUDOPAL,
+        .flags = AV_PIX_FMT_FLAG_RGB | FF_PSEUDOPAL,
     },
     [AV_PIX_FMT_BGR4] = {
         .name = "bgr4",
@@ -398,7 +386,7 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
             { 0, 1, 0, 1, 2, 0, 1, 1 },        /* G */
             { 0, 1, 0, 3, 1, 0, 0, 1 },        /* B */
         },
-        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_PSEUDOPAL,
+        .flags = AV_PIX_FMT_FLAG_RGB | FF_PSEUDOPAL,
     },
     [AV_PIX_FMT_RGB8] = {
         .name = "rgb8",
@@ -410,7 +398,7 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
             { 0, 1, 0, 3, 3, 0, 2, 1 },        /* G */
             { 0, 1, 0, 0, 3, 0, 2, 1 },        /* B */
         },
-        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_PSEUDOPAL,
+        .flags = AV_PIX_FMT_FLAG_RGB | FF_PSEUDOPAL,
     },
     [AV_PIX_FMT_RGB4] = {
         .name = "rgb4",
@@ -434,7 +422,7 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
             { 0, 1, 0, 1, 2, 0, 1, 1 },        /* G */
             { 0, 1, 0, 0, 1, 0, 0, 1 },        /* B */
         },
-        .flags = AV_PIX_FMT_FLAG_RGB | AV_PIX_FMT_FLAG_PSEUDOPAL,
+        .flags = AV_PIX_FMT_FLAG_RGB | FF_PSEUDOPAL,
     },
     [AV_PIX_FMT_NV12] = {
         .name = "nv12",
@@ -989,44 +977,6 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         },
         .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_ALPHA,
     },
-#if FF_API_VDPAU
-    [AV_PIX_FMT_VDPAU_H264] = {
-        .name = "vdpau_h264",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-    [AV_PIX_FMT_VDPAU_MPEG1] = {
-        .name = "vdpau_mpeg1",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-    [AV_PIX_FMT_VDPAU_MPEG2] = {
-        .name = "vdpau_mpeg2",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-    [AV_PIX_FMT_VDPAU_WMV3] = {
-        .name = "vdpau_wmv3",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-    [AV_PIX_FMT_VDPAU_VC1] = {
-        .name = "vdpau_vc1",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-    [AV_PIX_FMT_VDPAU_MPEG4] = {
-        .name = "vdpau_mpeg4",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
-#endif
     [AV_PIX_FMT_RGB48BE] = {
         .name = "rgb48be",
         .nb_components = 3,
@@ -1670,12 +1620,6 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         .log2_chroma_h = 1,
         .flags = AV_PIX_FMT_FLAG_HWACCEL,
     },
-    [AV_PIX_FMT_VDA_VLD] = {
-        .name = "vda_vld",
-        .log2_chroma_w = 1,
-        .log2_chroma_h = 1,
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
     [AV_PIX_FMT_YA8] = {
         .name = "ya8",
         .nb_components = 2,
@@ -2029,10 +1973,6 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         },
         .flags = AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_BE,
     },
-    [AV_PIX_FMT_VDA] = {
-        .name = "vda",
-        .flags = AV_PIX_FMT_FLAG_HWACCEL,
-    },
     [AV_PIX_FMT_QSV] = {
         .name = "qsv",
         .flags = AV_PIX_FMT_FLAG_HWACCEL,
@@ -2241,6 +2181,10 @@ static const AVPixFmtDescriptor av_pix_fmt_descriptors[AV_PIX_FMT_NB] = {
         .name = "drm_prime",
         .flags = AV_PIX_FMT_FLAG_HWACCEL,
     },
+    [AV_PIX_FMT_OPENCL] = {
+        .name  = "opencl",
+        .flags = AV_PIX_FMT_FLAG_HWACCEL,
+    },
 };
 #if FF_API_PLUS1_MINUS1
 FF_ENABLE_DEPRECATION_WARNINGS
diff --git a/media/ffvpx/libavutil/pixdesc.h b/media/ffvpx/libavutil/pixdesc.h
index fc3737c4a..1ab372782 100644
--- a/media/ffvpx/libavutil/pixdesc.h
+++ b/media/ffvpx/libavutil/pixdesc.h
@@ -154,6 +154,14 @@ typedef struct AVPixFmtDescriptor {
  * in some cases be simpler. Or the data can be interpreted purely based on
  * the pixel format without using the palette.
  * An example of a pseudo-paletted format is AV_PIX_FMT_GRAY8
+ *
+ * @deprecated This flag is deprecated, and will be removed. When it is removed,
+ * the extra palette allocation in AVFrame.data[1] is removed as well. Only
+ * actual paletted formats (as indicated by AV_PIX_FMT_FLAG_PAL) will have a
+ * palette. Starting with FFmpeg versions which have this flag deprecated, the
+ * extra "pseudo" palette is already ignored, and API users are not required to
+ * allocate a palette for AV_PIX_FMT_FLAG_PSEUDOPAL formats (it was required
+ * before the deprecation, though).
  */
 #define AV_PIX_FMT_FLAG_PSEUDOPAL    (1 << 6)
 
@@ -225,11 +233,6 @@ enum AVPixelFormat av_pix_fmt_desc_get_id(const AVPixFmtDescriptor *desc);
  * Utility function to access log2_chroma_w log2_chroma_h from
  * the pixel format AVPixFmtDescriptor.
  *
- * See av_get_chroma_sub_sample() for a function that asserts a
- * valid pixel format instead of returning an error code.
- * Its recommended that you use avcodec_get_chroma_sub_sample unless
- * you do check the return code!
- *
  * @param[in]  pix_fmt the pixel format
  * @param[out] h_shift store log2_chroma_w (horizontal/width shift)
  * @param[out] v_shift store log2_chroma_h (vertical/height shift)
diff --git a/media/ffvpx/libavutil/pixfmt.h b/media/ffvpx/libavutil/pixfmt.h
index 24889c8e5..e184a5667 100644
--- a/media/ffvpx/libavutil/pixfmt.h
+++ b/media/ffvpx/libavutil/pixfmt.h
@@ -74,11 +74,6 @@ enum AVPixelFormat {
     AV_PIX_FMT_YUVJ420P,  ///< planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting color_range
     AV_PIX_FMT_YUVJ422P,  ///< planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting color_range
     AV_PIX_FMT_YUVJ444P,  ///< planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting color_range
-#if FF_API_XVMC
-    AV_PIX_FMT_XVMC_MPEG2_MC,///< XVideo Motion Acceleration via common packet passing
-    AV_PIX_FMT_XVMC_MPEG2_IDCT,
-    AV_PIX_FMT_XVMC = AV_PIX_FMT_XVMC_MPEG2_IDCT,
-#endif /* FF_API_XVMC */
     AV_PIX_FMT_UYVY422,   ///< packed YUV 4:2:2, 16bpp, Cb Y0 Cr Y1
     AV_PIX_FMT_UYYVYY411, ///< packed YUV 4:1:1, 12bpp, Cb Y0 Y1 Cr Y2 Y3
     AV_PIX_FMT_BGR8,      ///< packed RGB 3:3:2,  8bpp, (msb)2B 3G 3R(lsb)
@@ -100,13 +95,6 @@ enum AVPixelFormat {
     AV_PIX_FMT_YUV440P,   ///< planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
     AV_PIX_FMT_YUVJ440P,  ///< planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range
     AV_PIX_FMT_YUVA420P,  ///< planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
-#if FF_API_VDPAU
-    AV_PIX_FMT_VDPAU_H264,///< H.264 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
-    AV_PIX_FMT_VDPAU_MPEG1,///< MPEG-1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
-    AV_PIX_FMT_VDPAU_MPEG2,///< MPEG-2 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
-    AV_PIX_FMT_VDPAU_WMV3,///< WMV3 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
-    AV_PIX_FMT_VDPAU_VC1, ///< VC-1 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
-#endif
     AV_PIX_FMT_RGB48BE,   ///< packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as big-endian
     AV_PIX_FMT_RGB48LE,   ///< packed RGB 16:16:16, 48bpp, 16R, 16G, 16B, the 2-byte value for each R/G/B component is stored as little-endian
 
@@ -142,9 +130,6 @@ enum AVPixelFormat {
     AV_PIX_FMT_YUV422P16BE,  ///< planar YUV 4:2:2, 32bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
     AV_PIX_FMT_YUV444P16LE,  ///< planar YUV 4:4:4, 48bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
     AV_PIX_FMT_YUV444P16BE,  ///< planar YUV 4:4:4, 48bpp, (1 Cr & Cb sample per 1x1 Y samples), big-endian
-#if FF_API_VDPAU
-    AV_PIX_FMT_VDPAU_MPEG4,  ///< MPEG-4 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers
-#endif
     AV_PIX_FMT_DXVA2_VLD,    ///< HW decoding through DXVA2, Picture.data[3] contains a LPDIRECT3DSURFACE9 pointer
 
     AV_PIX_FMT_RGB444LE,  ///< packed RGB 4:4:4, 16bpp, (msb)4X 4R 4G 4B(lsb), little-endian, X=unused/undefined
@@ -176,7 +161,6 @@ enum AVPixelFormat {
     AV_PIX_FMT_YUV444P10LE,///< planar YUV 4:4:4, 30bpp, (1 Cr & Cb sample per 1x1 Y samples), little-endian
     AV_PIX_FMT_YUV422P9BE, ///< planar YUV 4:2:2, 18bpp, (1 Cr & Cb sample per 2x1 Y samples), big-endian
     AV_PIX_FMT_YUV422P9LE, ///< planar YUV 4:2:2, 18bpp, (1 Cr & Cb sample per 2x1 Y samples), little-endian
-    AV_PIX_FMT_VDA_VLD,    ///< hardware decoding through VDA
     AV_PIX_FMT_GBRP,      ///< planar GBR 4:4:4 24bpp
     AV_PIX_FMT_GBR24P = AV_PIX_FMT_GBRP, // alias for #AV_PIX_FMT_GBRP
     AV_PIX_FMT_GBRP9BE,   ///< planar GBR 4:4:4 27bpp, big-endian
@@ -221,8 +205,6 @@ enum AVPixelFormat {
 
     AV_PIX_FMT_YVYU422,   ///< packed YUV 4:2:2, 16bpp, Y0 Cr Y1 Cb
 
-    AV_PIX_FMT_VDA,          ///< HW acceleration through VDA, data[3] contains a CVPixelBufferRef
-
     AV_PIX_FMT_YA16BE,       ///< 16 bits gray, 16 bits alpha (big-endian)
     AV_PIX_FMT_YA16LE,       ///< 16 bits gray, 16 bits alpha (little-endian)
 
@@ -248,7 +230,7 @@ enum AVPixelFormat {
      */
     AV_PIX_FMT_CUDA,
 
-    AV_PIX_FMT_0RGB=0x123+4,///< packed RGB 8:8:8, 32bpp, XRGBXRGB...   X=unused/undefined
+    AV_PIX_FMT_0RGB,        ///< packed RGB 8:8:8, 32bpp, XRGBXRGB...   X=unused/undefined
     AV_PIX_FMT_RGB0,        ///< packed RGB 8:8:8, 32bpp, RGBXRGBX...   X=unused/undefined
     AV_PIX_FMT_0BGR,        ///< packed BGR 8:8:8, 32bpp, XBGRXBGR...   X=unused/undefined
     AV_PIX_FMT_BGR0,        ///< packed BGR 8:8:8, 32bpp, BGRXBGRX...   X=unused/undefined
@@ -283,9 +265,9 @@ enum AVPixelFormat {
     AV_PIX_FMT_BAYER_GBRG16BE, ///< bayer, GBGB..(odd line), RGRG..(even line), 16-bit samples, big-endian */
     AV_PIX_FMT_BAYER_GRBG16LE, ///< bayer, GRGR..(odd line), BGBG..(even line), 16-bit samples, little-endian */
     AV_PIX_FMT_BAYER_GRBG16BE, ///< bayer, GRGR..(odd line), BGBG..(even line), 16-bit samples, big-endian */
-#if !FF_API_XVMC
+
     AV_PIX_FMT_XVMC,///< XVideo Motion Acceleration via common packet passing
-#endif /* !FF_API_XVMC */
+
     AV_PIX_FMT_YUV440P10LE, ///< planar YUV 4:4:0,20bpp, (1 Cr & Cb sample per 1x2 Y samples), little-endian
     AV_PIX_FMT_YUV440P10BE, ///< planar YUV 4:4:0,20bpp, (1 Cr & Cb sample per 1x2 Y samples), big-endian
     AV_PIX_FMT_YUV440P12LE, ///< planar YUV 4:4:0,24bpp, (1 Cr & Cb sample per 1x2 Y samples), little-endian
@@ -340,6 +322,13 @@ enum AVPixelFormat {
      * data[0] points to an AVDRMFrameDescriptor.
      */
     AV_PIX_FMT_DRM_PRIME,
+    /**
+     * Hardware surfaces for OpenCL.
+     *
+     * data[i] contain 2D image objects (typed in C as cl_mem, used
+     * in OpenCL as image2d_t) for each plane of the surface.
+     */
+    AV_PIX_FMT_OPENCL,
 
     AV_PIX_FMT_NB         ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
 };
diff --git a/media/ffvpx/libavutil/slicethread.c b/media/ffvpx/libavutil/slicethread.c
index c43f87a2a..dfbe551ef 100644
--- a/media/ffvpx/libavutil/slicethread.c
+++ b/media/ffvpx/libavutil/slicethread.c
@@ -99,10 +99,6 @@ int avpriv_slicethread_create(AVSliceThread **pctx, void *priv,
     AVSliceThread *ctx;
     int nb_workers, i;
 
-#if HAVE_W32THREADS
-    w32thread_init();
-#endif
-
     av_assert0(nb_threads >= 0);
     if (!nb_threads) {
         int nb_cpus = av_cpu_count();
diff --git a/media/ffvpx/libavutil/thread.h b/media/ffvpx/libavutil/thread.h
index f108e2005..cc5272d37 100644
--- a/media/ffvpx/libavutil/thread.h
+++ b/media/ffvpx/libavutil/thread.h
@@ -134,6 +134,7 @@ static inline int strict_pthread_once(pthread_once_t *once_control, void (*init_
 #endif
 
 #define AVMutex pthread_mutex_t
+#define AV_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
 
 #define ff_mutex_init    pthread_mutex_init
 #define ff_mutex_lock    pthread_mutex_lock
@@ -148,11 +149,12 @@ static inline int strict_pthread_once(pthread_once_t *once_control, void (*init_
 #else
 
 #define AVMutex char
+#define AV_MUTEX_INITIALIZER 0
 
-#define ff_mutex_init(mutex, attr) (0)
-#define ff_mutex_lock(mutex) (0)
-#define ff_mutex_unlock(mutex) (0)
-#define ff_mutex_destroy(mutex) (0)
+static inline int ff_mutex_init(AVMutex *mutex, const void *attr){ return 0; }
+static inline int ff_mutex_lock(AVMutex *mutex){ return 0; }
+static inline int ff_mutex_unlock(AVMutex *mutex){ return 0; }
+static inline int ff_mutex_destroy(AVMutex *mutex){ return 0; }
 
 #define AVOnce char
 #define AV_ONCE_INIT 0
diff --git a/media/ffvpx/libavutil/timecode.c b/media/ffvpx/libavutil/timecode.c
index c0c67c847..60077ba0c 100644
--- a/media/ffvpx/libavutil/timecode.c
+++ b/media/ffvpx/libavutil/timecode.c
@@ -155,7 +155,7 @@ static int check_fps(int fps)
 static int check_timecode(void *log_ctx, AVTimecode *tc)
 {
     if ((int)tc->fps <= 0) {
-        av_log(log_ctx, AV_LOG_ERROR, "Timecode frame rate must be specified\n");
+        av_log(log_ctx, AV_LOG_ERROR, "Valid timecode frame rate must be specified. Minimum value is 1\n");
         return AVERROR(EINVAL);
     }
     if ((tc->flags & AV_TIMECODE_FLAG_DROPFRAME) && tc->fps != 30 && tc->fps != 60) {
@@ -214,7 +214,7 @@ int av_timecode_init_from_string(AVTimecode *tc, AVRational rate, const char *st
     tc->start = (hh*3600 + mm*60 + ss) * tc->fps + ff;
     if (tc->flags & AV_TIMECODE_FLAG_DROPFRAME) { /* adjust frame number */
         int tmins = 60*hh + mm;
-        tc->start -= 2 * (tmins - tmins/10);
+        tc->start -= (tc->fps == 30 ? 2 : 4) * (tmins - tmins/10);
     }
     return 0;
 }
diff --git a/media/ffvpx/libavutil/timer.h b/media/ffvpx/libavutil/timer.h
index f7ab455df..0bb353cfc 100644
--- a/media/ffvpx/libavutil/timer.h
+++ b/media/ffvpx/libavutil/timer.h
@@ -42,7 +42,7 @@
 #include <stdint.h>
 #include <inttypes.h>
 
-#if HAVE_MACH_MACH_TIME_H
+#if HAVE_MACH_ABSOLUTE_TIME
 #include <mach/mach_time.h>
 #endif
 
diff --git a/media/ffvpx/libavutil/utils.c b/media/ffvpx/libavutil/utils.c
index 2c170db2e..230081ea4 100644
--- a/media/ffvpx/libavutil/utils.c
+++ b/media/ffvpx/libavutil/utils.c
@@ -41,9 +41,6 @@ unsigned avutil_version(void)
     if (checks_done)
         return LIBAVUTIL_VERSION_INT;
 
-#if FF_API_VDPAU
-    av_assert0(AV_PIX_FMT_VDA_VLD == 81); //check if the pix fmt enum has not had anything inserted or removed by mistake
-#endif
     av_assert0(AV_SAMPLE_FMT_DBLP == 9);
     av_assert0(AVMEDIA_TYPE_ATTACHMENT == 4);
     av_assert0(AV_PICTURE_TYPE_BI == 7);
diff --git a/media/ffvpx/libavutil/version.h b/media/ffvpx/libavutil/version.h
index f594dc069..3a63e6355 100644
--- a/media/ffvpx/libavutil/version.h
+++ b/media/ffvpx/libavutil/version.h
@@ -78,9 +78,8 @@
  * @{
  */
 
-
-#define LIBAVUTIL_VERSION_MAJOR  55
-#define LIBAVUTIL_VERSION_MINOR  78
+#define LIBAVUTIL_VERSION_MAJOR  56
+#define LIBAVUTIL_VERSION_MINOR  14
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
@@ -106,38 +105,29 @@
  * @{
  */
 
-#ifndef FF_API_VDPAU
-#define FF_API_VDPAU                    (LIBAVUTIL_VERSION_MAJOR < 56)
-#endif
-#ifndef FF_API_XVMC
-#define FF_API_XVMC                     (LIBAVUTIL_VERSION_MAJOR < 56)
-#endif
-#ifndef FF_API_OPT_TYPE_METADATA
-#define FF_API_OPT_TYPE_METADATA        (LIBAVUTIL_VERSION_MAJOR < 56)
-#endif
-#ifndef FF_API_DLOG
-#define FF_API_DLOG                     (LIBAVUTIL_VERSION_MAJOR < 56)
-#endif
 #ifndef FF_API_VAAPI
-#define FF_API_VAAPI                    (LIBAVUTIL_VERSION_MAJOR < 56)
+#define FF_API_VAAPI                    (LIBAVUTIL_VERSION_MAJOR < 57)
 #endif
 #ifndef FF_API_FRAME_QP
-#define FF_API_FRAME_QP                 (LIBAVUTIL_VERSION_MAJOR < 56)
+#define FF_API_FRAME_QP                 (LIBAVUTIL_VERSION_MAJOR < 57)
 #endif
 #ifndef FF_API_PLUS1_MINUS1
-#define FF_API_PLUS1_MINUS1             (LIBAVUTIL_VERSION_MAJOR < 56)
+#define FF_API_PLUS1_MINUS1             (LIBAVUTIL_VERSION_MAJOR < 57)
 #endif
 #ifndef FF_API_ERROR_FRAME
-#define FF_API_ERROR_FRAME              (LIBAVUTIL_VERSION_MAJOR < 56)
-#endif
-#ifndef FF_API_CRC_BIG_TABLE
-#define FF_API_CRC_BIG_TABLE            (LIBAVUTIL_VERSION_MAJOR < 56)
+#define FF_API_ERROR_FRAME              (LIBAVUTIL_VERSION_MAJOR < 57)
 #endif
 #ifndef FF_API_PKT_PTS
-#define FF_API_PKT_PTS                  (LIBAVUTIL_VERSION_MAJOR < 56)
+#define FF_API_PKT_PTS                  (LIBAVUTIL_VERSION_MAJOR < 57)
 #endif
 #ifndef FF_API_CRYPTO_SIZE_T
-#define FF_API_CRYPTO_SIZE_T            (LIBAVUTIL_VERSION_MAJOR < 56)
+#define FF_API_CRYPTO_SIZE_T            (LIBAVUTIL_VERSION_MAJOR < 57)
+#endif
+#ifndef FF_API_FRAME_GET_SET
+#define FF_API_FRAME_GET_SET            (LIBAVUTIL_VERSION_MAJOR < 57)
+#endif
+#ifndef FF_API_PSEUDOPAL
+#define FF_API_PSEUDOPAL                (LIBAVUTIL_VERSION_MAJOR < 57)
 #endif
 
 
diff --git a/media/ffvpx/libavutil/x86/cpu.c b/media/ffvpx/libavutil/x86/cpu.c
index f33088c8c..aca893174 100644
--- a/media/ffvpx/libavutil/x86/cpu.c
+++ b/media/ffvpx/libavutil/x86/cpu.c
@@ -97,6 +97,7 @@ int ff_get_cpu_flags_x86(void)
     int max_std_level, max_ext_level, std_caps = 0, ext_caps = 0;
     int family = 0, model = 0;
     union { int i[3]; char c[12]; } vendor;
+    int xcr0_lo = 0, xcr0_hi = 0;
 
     if (!cpuid_test())
         return 0; /* CPUID not supported */
@@ -132,8 +133,8 @@ int ff_get_cpu_flags_x86(void)
         /* Check OXSAVE and AVX bits */
         if ((ecx & 0x18000000) == 0x18000000) {
             /* Check for OS support */
-            xgetbv(0, eax, edx);
-            if ((eax & 0x6) == 0x6) {
+            xgetbv(0, xcr0_lo, xcr0_hi);
+            if ((xcr0_lo & 0x6) == 0x6) {
                 rval |= AV_CPU_FLAG_AVX;
                 if (ecx & 0x00001000)
                     rval |= AV_CPU_FLAG_FMA3;
@@ -147,6 +148,13 @@ int ff_get_cpu_flags_x86(void)
 #if HAVE_AVX2
         if ((rval & AV_CPU_FLAG_AVX) && (ebx & 0x00000020))
             rval |= AV_CPU_FLAG_AVX2;
+#if HAVE_AVX512 /* F, CD, BW, DQ, VL */
+        if ((xcr0_lo & 0xe0) == 0xe0) { /* OPMASK/ZMM state */
+            if ((rval & AV_CPU_FLAG_AVX2) && (ebx & 0xd0030000) == 0xd0030000)
+                rval |= AV_CPU_FLAG_AVX512;
+
+        }
+#endif /* HAVE_AVX512 */
 #endif /* HAVE_AVX2 */
         /* BMI1/2 don't need OS support */
         if (ebx & 0x00000008) {
@@ -238,6 +246,8 @@ size_t ff_get_cpu_max_align_x86(void)
 {
     int flags = av_get_cpu_flags();
 
+    if (flags & AV_CPU_FLAG_AVX512)
+        return 64;
     if (flags & (AV_CPU_FLAG_AVX2      |
                  AV_CPU_FLAG_AVX       |
                  AV_CPU_FLAG_XOP       |
diff --git a/media/ffvpx/libavutil/x86/cpu.h b/media/ffvpx/libavutil/x86/cpu.h
index 309b8e746..937c697fa 100644
--- a/media/ffvpx/libavutil/x86/cpu.h
+++ b/media/ffvpx/libavutil/x86/cpu.h
@@ -19,7 +19,6 @@
 #ifndef AVUTIL_X86_CPU_H
 #define AVUTIL_X86_CPU_H
 
-#include "config.h"
 #include "libavutil/cpu.h"
 #include "libavutil/cpu_internal.h"
 
@@ -50,6 +49,7 @@
 #define X86_FMA4(flags)             CPUEXT(flags, FMA4)
 #define X86_AVX2(flags)             CPUEXT(flags, AVX2)
 #define X86_AESNI(flags)            CPUEXT(flags, AESNI)
+#define X86_AVX512(flags)           CPUEXT(flags, AVX512)
 
 #define EXTERNAL_AMD3DNOW(flags)    CPUEXT_SUFFIX(flags, _EXTERNAL, AMD3DNOW)
 #define EXTERNAL_AMD3DNOWEXT(flags) CPUEXT_SUFFIX(flags, _EXTERNAL, AMD3DNOWEXT)
@@ -79,6 +79,7 @@
 #define EXTERNAL_AVX2_FAST(flags)   CPUEXT_SUFFIX_FAST2(flags, _EXTERNAL, AVX2, AVX)
 #define EXTERNAL_AVX2_SLOW(flags)   CPUEXT_SUFFIX_SLOW2(flags, _EXTERNAL, AVX2, AVX)
 #define EXTERNAL_AESNI(flags)       CPUEXT_SUFFIX(flags, _EXTERNAL, AESNI)
+#define EXTERNAL_AVX512(flags)      CPUEXT_SUFFIX(flags, _EXTERNAL, AVX512)
 
 #define INLINE_AMD3DNOW(flags)      CPUEXT_SUFFIX(flags, _INLINE, AMD3DNOW)
 #define INLINE_AMD3DNOWEXT(flags)   CPUEXT_SUFFIX(flags, _INLINE, AMD3DNOWEXT)
diff --git a/media/ffvpx/libavutil/x86/intmath.h b/media/ffvpx/libavutil/x86/intmath.h
index e83971c08..40743fd13 100644
--- a/media/ffvpx/libavutil/x86/intmath.h
+++ b/media/ffvpx/libavutil/x86/intmath.h
@@ -47,7 +47,8 @@ static av_always_inline av_const int ff_log2_x86(unsigned int v)
 #   endif
 #   define ff_log2_16bit av_log2
 
-#if defined(__INTEL_COMPILER) || (defined(_MSC_VER) && (_MSC_VER >= 1700))
+#if defined(__INTEL_COMPILER) || (defined(_MSC_VER) && (_MSC_VER >= 1700) && \
+                                  (defined(__BMI__) || !defined(__clang__)))
 #   define ff_ctz(v) _tzcnt_u32(v)
 
 #   if ARCH_X86_64
diff --git a/media/ffvpx/libavutil/x86/x86inc.asm b/media/ffvpx/libavutil/x86/x86inc.asm
index 6a054a3e0..5044ee86f 100644
--- a/media/ffvpx/libavutil/x86/x86inc.asm
+++ b/media/ffvpx/libavutil/x86/x86inc.asm
@@ -1,12 +1,12 @@
 ;*****************************************************************************
 ;* x86inc.asm: x264asm abstraction layer
 ;*****************************************************************************
-;* Copyright (C) 2005-2017 x264 project
+;* Copyright (C) 2005-2018 x264 project
 ;*
 ;* Authors: Loren Merritt <lorenm@u.washington.edu>
+;*          Henrik Gramner <henrik@gramner.com>
 ;*          Anton Mitrofanov <BugMaster@narod.ru>
 ;*          Fiona Glaser <fiona@x264.com>
-;*          Henrik Gramner <henrik@gramner.com>
 ;*
 ;* Permission to use, copy, modify, and/or distribute this software for any
 ;* purpose with or without fee is hereby granted, provided that the above
@@ -90,6 +90,10 @@
         SECTION .text
     %elifidn __OUTPUT_FORMAT__,coff
         SECTION .text
+    %elifidn __OUTPUT_FORMAT__,win32
+        SECTION .rdata align=%1
+    %elif WIN64
+        SECTION .rdata align=%1
     %else
         SECTION .rodata align=%1
     %endif
@@ -337,6 +341,8 @@ DECLARE_REG_TMP_SIZE 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14
 %endmacro
 
 %define required_stack_alignment ((mmsize + 15) & ~15)
+%define vzeroupper_required (mmsize > 16 && (ARCH_X86_64 == 0 || xmm_regs_used > 16 || notcpuflag(avx512)))
+%define high_mm_regs (16*cpuflag(avx512))
 
 %macro ALLOC_STACK 1-2 0 ; stack_size, n_xmm_regs (for win64 only)
     %ifnum %1
@@ -450,15 +456,16 @@ DECLARE_REG 14, R13, 120
 
 %macro WIN64_PUSH_XMM 0
     ; Use the shadow space to store XMM6 and XMM7, the rest needs stack space allocated.
-    %if xmm_regs_used > 6
+    %if xmm_regs_used > 6 + high_mm_regs
         movaps [rstk + stack_offset +  8], xmm6
     %endif
-    %if xmm_regs_used > 7
+    %if xmm_regs_used > 7 + high_mm_regs
         movaps [rstk + stack_offset + 24], xmm7
     %endif
-    %if xmm_regs_used > 8
+    %assign %%xmm_regs_on_stack xmm_regs_used - high_mm_regs - 8
+    %if %%xmm_regs_on_stack > 0
         %assign %%i 8
-        %rep xmm_regs_used-8
+        %rep %%xmm_regs_on_stack
             movaps [rsp + (%%i-8)*16 + stack_size + 32], xmm %+ %%i
             %assign %%i %%i+1
         %endrep
@@ -467,10 +474,11 @@ DECLARE_REG 14, R13, 120
 
 %macro WIN64_SPILL_XMM 1
     %assign xmm_regs_used %1
-    ASSERT xmm_regs_used <= 16
-    %if xmm_regs_used > 8
+    ASSERT xmm_regs_used <= 16 + high_mm_regs
+    %assign %%xmm_regs_on_stack xmm_regs_used - high_mm_regs - 8
+    %if %%xmm_regs_on_stack > 0
         ; Allocate stack space for callee-saved xmm registers plus shadow space and align the stack.
-        %assign %%pad (xmm_regs_used-8)*16 + 32
+        %assign %%pad %%xmm_regs_on_stack*16 + 32
         %assign stack_size_padded %%pad + ((-%%pad-stack_offset-gprsize) & (STACK_ALIGNMENT-1))
         SUB rsp, stack_size_padded
     %endif
@@ -479,9 +487,10 @@ DECLARE_REG 14, R13, 120
 
 %macro WIN64_RESTORE_XMM_INTERNAL 0
     %assign %%pad_size 0
-    %if xmm_regs_used > 8
-        %assign %%i xmm_regs_used
-        %rep xmm_regs_used-8
+    %assign %%xmm_regs_on_stack xmm_regs_used - high_mm_regs - 8
+    %if %%xmm_regs_on_stack > 0
+        %assign %%i xmm_regs_used - high_mm_regs
+        %rep %%xmm_regs_on_stack
             %assign %%i %%i-1
             movaps xmm %+ %%i, [rsp + (%%i-8)*16 + stack_size + 32]
         %endrep
@@ -494,10 +503,10 @@ DECLARE_REG 14, R13, 120
             %assign %%pad_size stack_size_padded
         %endif
     %endif
-    %if xmm_regs_used > 7
+    %if xmm_regs_used > 7 + high_mm_regs
         movaps xmm7, [rsp + stack_offset - %%pad_size + 24]
     %endif
-    %if xmm_regs_used > 6
+    %if xmm_regs_used > 6 + high_mm_regs
         movaps xmm6, [rsp + stack_offset - %%pad_size +  8]
     %endif
 %endmacro
@@ -509,12 +518,12 @@ DECLARE_REG 14, R13, 120
     %assign xmm_regs_used 0
 %endmacro
 
-%define has_epilogue regs_used > 7 || xmm_regs_used > 6 || mmsize == 32 || stack_size > 0
+%define has_epilogue regs_used > 7 || stack_size > 0 || vzeroupper_required || xmm_regs_used > 6+high_mm_regs
 
 %macro RET 0
     WIN64_RESTORE_XMM_INTERNAL
     POP_IF_USED 14, 13, 12, 11, 10, 9, 8, 7
-    %if mmsize == 32
+    %if vzeroupper_required
         vzeroupper
     %endif
     AUTO_REP_RET
@@ -538,9 +547,10 @@ DECLARE_REG 12, R15, 56
 DECLARE_REG 13, R12, 64
 DECLARE_REG 14, R13, 72
 
-%macro PROLOGUE 2-5+ ; #args, #regs, #xmm_regs, [stack_size,] arg_names...
+%macro PROLOGUE 2-5+ 0 ; #args, #regs, #xmm_regs, [stack_size,] arg_names...
     %assign num_args %1
     %assign regs_used %2
+    %assign xmm_regs_used %3
     ASSERT regs_used >= num_args
     SETUP_STACK_POINTER %4
     ASSERT regs_used <= 15
@@ -550,7 +560,7 @@ DECLARE_REG 14, R13, 72
     DEFINE_ARGS_INTERNAL %0, %4, %5
 %endmacro
 
-%define has_epilogue regs_used > 9 || mmsize == 32 || stack_size > 0
+%define has_epilogue regs_used > 9 || stack_size > 0 || vzeroupper_required
 
 %macro RET 0
     %if stack_size_padded > 0
@@ -561,7 +571,7 @@ DECLARE_REG 14, R13, 72
         %endif
     %endif
     POP_IF_USED 14, 13, 12, 11, 10, 9
-    %if mmsize == 32
+    %if vzeroupper_required
         vzeroupper
     %endif
     AUTO_REP_RET
@@ -606,7 +616,7 @@ DECLARE_ARG 7, 8, 9, 10, 11, 12, 13, 14
     DEFINE_ARGS_INTERNAL %0, %4, %5
 %endmacro
 
-%define has_epilogue regs_used > 3 || mmsize == 32 || stack_size > 0
+%define has_epilogue regs_used > 3 || stack_size > 0 || vzeroupper_required
 
 %macro RET 0
     %if stack_size_padded > 0
@@ -617,7 +627,7 @@ DECLARE_ARG 7, 8, 9, 10, 11, 12, 13, 14
         %endif
     %endif
     POP_IF_USED 6, 5, 4, 3
-    %if mmsize == 32
+    %if vzeroupper_required
         vzeroupper
     %endif
     AUTO_REP_RET
@@ -727,12 +737,22 @@ BRANCH_INSTR jz, je, jnz, jne, jl, jle, jnl, jnle, jg, jge, jng, jnge, ja, jae,
     %assign stack_offset 0      ; stack pointer offset relative to the return address
     %assign stack_size 0        ; amount of stack space that can be freely used inside a function
     %assign stack_size_padded 0 ; total amount of allocated stack space, including space for callee-saved xmm registers on WIN64 and alignment padding
-    %assign xmm_regs_used 0     ; number of XMM registers requested, used for dealing with callee-saved registers on WIN64
+    %assign xmm_regs_used 0     ; number of XMM registers requested, used for dealing with callee-saved registers on WIN64 and vzeroupper
     %ifnidn %3, ""
         PROLOGUE %3
     %endif
 %endmacro
 
+; Create a global symbol from a local label with the correct name mangling and type
+%macro cglobal_label 1
+    %if FORMAT_ELF
+        global current_function %+ %1:function hidden
+    %else
+        global current_function %+ %1
+    %endif
+    %1:
+%endmacro
+
 %macro cextern 1
     %xdefine %1 mangle(private_prefix %+ _ %+ %1)
     CAT_XDEFINE cglobaled_, %1, 1
@@ -803,10 +823,10 @@ BRANCH_INSTR jz, je, jnz, jne, jl, jle, jnl, jnle, jg, jge, jng, jnge, ja, jae,
 %assign cpuflags_bmi1     (1<<17)| cpuflags_avx|cpuflags_lzcnt
 %assign cpuflags_bmi2     (1<<18)| cpuflags_bmi1
 %assign cpuflags_avx2     (1<<19)| cpuflags_fma3|cpuflags_bmi2
+%assign cpuflags_avx512   (1<<20)| cpuflags_avx2 ; F, CD, BW, DQ, VL
 
-%assign cpuflags_cache32  (1<<20)
-%assign cpuflags_cache64  (1<<21)
-%assign cpuflags_slowctz  (1<<22)
+%assign cpuflags_cache32  (1<<21)
+%assign cpuflags_cache64  (1<<22)
 %assign cpuflags_aligned  (1<<23) ; not a cpu feature, but a function variant
 %assign cpuflags_atom     (1<<24)
 
@@ -856,11 +876,12 @@ BRANCH_INSTR jz, je, jnz, jne, jl, jle, jnl, jnle, jg, jge, jng, jnge, ja, jae,
     %endif
 %endmacro
 
-; Merge mmx and sse*
+; Merge mmx, sse*, and avx*
 ; m# is a simd register of the currently selected size
 ; xm# is the corresponding xmm register if mmsize >= 16, otherwise the same as m#
 ; ym# is the corresponding ymm register if mmsize >= 32, otherwise the same as m#
-; (All 3 remain in sync through SWAP.)
+; zm# is the corresponding zmm register if mmsize >= 64, otherwise the same as m#
+; (All 4 remain in sync through SWAP.)
 
 %macro CAT_XDEFINE 3
     %xdefine %1%2 %3
@@ -870,69 +891,99 @@ BRANCH_INSTR jz, je, jnz, jne, jl, jle, jnl, jnle, jg, jge, jng, jnge, ja, jae,
     %undef %1%2
 %endmacro
 
+%macro DEFINE_MMREGS 1 ; mmtype
+    %assign %%prev_mmregs 0
+    %ifdef num_mmregs
+        %assign %%prev_mmregs num_mmregs
+    %endif
+
+    %assign num_mmregs 8
+    %if ARCH_X86_64 && mmsize >= 16
+        %assign num_mmregs 16
+        %if cpuflag(avx512) || mmsize == 64
+            %assign num_mmregs 32
+        %endif
+    %endif
+
+    %assign %%i 0
+    %rep num_mmregs
+        CAT_XDEFINE m, %%i, %1 %+ %%i
+        CAT_XDEFINE nn%1, %%i, %%i
+        %assign %%i %%i+1
+    %endrep
+    %if %%prev_mmregs > num_mmregs
+        %rep %%prev_mmregs - num_mmregs
+            CAT_UNDEF m, %%i
+            CAT_UNDEF nn %+ mmtype, %%i
+            %assign %%i %%i+1
+        %endrep
+    %endif
+    %xdefine mmtype %1
+%endmacro
+
+; Prefer registers 16-31 over 0-15 to avoid having to use vzeroupper
+%macro AVX512_MM_PERMUTATION 0-1 0 ; start_reg
+    %if ARCH_X86_64 && cpuflag(avx512)
+        %assign %%i %1
+        %rep 16-%1
+            %assign %%i_high %%i+16
+            SWAP %%i, %%i_high
+            %assign %%i %%i+1
+        %endrep
+    %endif
+%endmacro
+
 %macro INIT_MMX 0-1+
     %assign avx_enabled 0
     %define RESET_MM_PERMUTATION INIT_MMX %1
     %define mmsize 8
-    %define num_mmregs 8
     %define mova movq
     %define movu movq
     %define movh movd
     %define movnta movntq
-    %assign %%i 0
-    %rep 8
-        CAT_XDEFINE m, %%i, mm %+ %%i
-        CAT_XDEFINE nnmm, %%i, %%i
-        %assign %%i %%i+1
-    %endrep
-    %rep 8
-        CAT_UNDEF m, %%i
-        CAT_UNDEF nnmm, %%i
-        %assign %%i %%i+1
-    %endrep
     INIT_CPUFLAGS %1
+    DEFINE_MMREGS mm
 %endmacro
 
 %macro INIT_XMM 0-1+
     %assign avx_enabled 0
     %define RESET_MM_PERMUTATION INIT_XMM %1
     %define mmsize 16
-    %define num_mmregs 8
-    %if ARCH_X86_64
-        %define num_mmregs 16
-    %endif
     %define mova movdqa
     %define movu movdqu
     %define movh movq
     %define movnta movntdq
-    %assign %%i 0
-    %rep num_mmregs
-        CAT_XDEFINE m, %%i, xmm %+ %%i
-        CAT_XDEFINE nnxmm, %%i, %%i
-        %assign %%i %%i+1
-    %endrep
     INIT_CPUFLAGS %1
+    DEFINE_MMREGS xmm
+    %if WIN64
+        AVX512_MM_PERMUTATION 6 ; Swap callee-saved registers with volatile registers
+    %endif
 %endmacro
 
 %macro INIT_YMM 0-1+
     %assign avx_enabled 1
     %define RESET_MM_PERMUTATION INIT_YMM %1
     %define mmsize 32
-    %define num_mmregs 8
-    %if ARCH_X86_64
-        %define num_mmregs 16
-    %endif
     %define mova movdqa
     %define movu movdqu
     %undef movh
     %define movnta movntdq
-    %assign %%i 0
-    %rep num_mmregs
-        CAT_XDEFINE m, %%i, ymm %+ %%i
-        CAT_XDEFINE nnymm, %%i, %%i
-        %assign %%i %%i+1
-    %endrep
     INIT_CPUFLAGS %1
+    DEFINE_MMREGS ymm
+    AVX512_MM_PERMUTATION
+%endmacro
+
+%macro INIT_ZMM 0-1+
+    %assign avx_enabled 1
+    %define RESET_MM_PERMUTATION INIT_ZMM %1
+    %define mmsize 64
+    %define mova movdqa
+    %define movu movdqu
+    %undef movh
+    %define movnta movntdq
+    INIT_CPUFLAGS %1
+    DEFINE_MMREGS zmm
+    AVX512_MM_PERMUTATION
 %endmacro
 
 INIT_XMM
@@ -941,18 +992,26 @@ INIT_XMM
     %define  mmmm%1   mm%1
     %define  mmxmm%1  mm%1
     %define  mmymm%1  mm%1
+    %define  mmzmm%1  mm%1
     %define xmmmm%1   mm%1
     %define xmmxmm%1 xmm%1
     %define xmmymm%1 xmm%1
+    %define xmmzmm%1 xmm%1
     %define ymmmm%1   mm%1
     %define ymmxmm%1 xmm%1
     %define ymmymm%1 ymm%1
+    %define ymmzmm%1 ymm%1
+    %define zmmmm%1   mm%1
+    %define zmmxmm%1 xmm%1
+    %define zmmymm%1 ymm%1
+    %define zmmzmm%1 zmm%1
     %define xm%1 xmm %+ m%1
     %define ym%1 ymm %+ m%1
+    %define zm%1 zmm %+ m%1
 %endmacro
 
 %assign i 0
-%rep 16
+%rep 32
     DECLARE_MMCAST i
     %assign i i+1
 %endrep
@@ -1087,12 +1146,17 @@ INIT_XMM
 ;=============================================================================
 
 %assign i 0
-%rep 16
+%rep 32
     %if i < 8
         CAT_XDEFINE sizeofmm, i, 8
+        CAT_XDEFINE regnumofmm, i, i
     %endif
     CAT_XDEFINE sizeofxmm, i, 16
     CAT_XDEFINE sizeofymm, i, 32
+    CAT_XDEFINE sizeofzmm, i, 64
+    CAT_XDEFINE regnumofxmm, i, i
+    CAT_XDEFINE regnumofymm, i, i
+    CAT_XDEFINE regnumofzmm, i, i
     %assign i i+1
 %endrep
 %undef i
@@ -1209,7 +1273,7 @@ INIT_XMM
     %endmacro
 %endmacro
 
-; Instructions with both VEX and non-VEX encodings
+; Instructions with both VEX/EVEX and legacy encodings
 ; Non-destructive instructions are written without parameters
 AVX_INSTR addpd, sse2, 1, 0, 1
 AVX_INSTR addps, sse, 1, 0, 1
@@ -1231,10 +1295,42 @@ AVX_INSTR blendpd, sse4, 1, 1, 0
 AVX_INSTR blendps, sse4, 1, 1, 0
 AVX_INSTR blendvpd, sse4 ; can't be emulated
 AVX_INSTR blendvps, sse4 ; can't be emulated
+AVX_INSTR cmpeqpd, sse2, 1, 0, 1
+AVX_INSTR cmpeqps, sse, 1, 0, 1
+AVX_INSTR cmpeqsd, sse2, 1, 0, 0
+AVX_INSTR cmpeqss, sse, 1, 0, 0
+AVX_INSTR cmplepd, sse2, 1, 0, 0
+AVX_INSTR cmpleps, sse, 1, 0, 0
+AVX_INSTR cmplesd, sse2, 1, 0, 0
+AVX_INSTR cmpless, sse, 1, 0, 0
+AVX_INSTR cmpltpd, sse2, 1, 0, 0
+AVX_INSTR cmpltps, sse, 1, 0, 0
+AVX_INSTR cmpltsd, sse2, 1, 0, 0
+AVX_INSTR cmpltss, sse, 1, 0, 0
+AVX_INSTR cmpneqpd, sse2, 1, 0, 1
+AVX_INSTR cmpneqps, sse, 1, 0, 1
+AVX_INSTR cmpneqsd, sse2, 1, 0, 0
+AVX_INSTR cmpneqss, sse, 1, 0, 0
+AVX_INSTR cmpnlepd, sse2, 1, 0, 0
+AVX_INSTR cmpnleps, sse, 1, 0, 0
+AVX_INSTR cmpnlesd, sse2, 1, 0, 0
+AVX_INSTR cmpnless, sse, 1, 0, 0
+AVX_INSTR cmpnltpd, sse2, 1, 0, 0
+AVX_INSTR cmpnltps, sse, 1, 0, 0
+AVX_INSTR cmpnltsd, sse2, 1, 0, 0
+AVX_INSTR cmpnltss, sse, 1, 0, 0
+AVX_INSTR cmpordpd, sse2 1, 0, 1
+AVX_INSTR cmpordps, sse 1, 0, 1
+AVX_INSTR cmpordsd, sse2 1, 0, 0
+AVX_INSTR cmpordss, sse 1, 0, 0
 AVX_INSTR cmppd, sse2, 1, 1, 0
 AVX_INSTR cmpps, sse, 1, 1, 0
 AVX_INSTR cmpsd, sse2, 1, 1, 0
 AVX_INSTR cmpss, sse, 1, 1, 0
+AVX_INSTR cmpunordpd, sse2, 1, 0, 1
+AVX_INSTR cmpunordps, sse, 1, 0, 1
+AVX_INSTR cmpunordsd, sse2, 1, 0, 0
+AVX_INSTR cmpunordss, sse, 1, 0, 0
 AVX_INSTR comisd, sse2
 AVX_INSTR comiss, sse
 AVX_INSTR cvtdq2pd, sse2
@@ -1545,6 +1641,52 @@ FMA4_INSTR fmsubadd, pd, ps
 FMA4_INSTR fnmadd,   pd, ps, sd, ss
 FMA4_INSTR fnmsub,   pd, ps, sd, ss
 
+; Macros for converting VEX instructions to equivalent EVEX ones.
+%macro EVEX_INSTR 2-3 0 ; vex, evex, prefer_evex
+    %macro %1 2-7 fnord, fnord, %1, %2, %3
+        %ifidn %3, fnord
+            %define %%args %1, %2
+        %elifidn %4, fnord
+            %define %%args %1, %2, %3
+        %else
+            %define %%args %1, %2, %3, %4
+        %endif
+        %assign %%evex_required cpuflag(avx512) & %7
+        %ifnum regnumof%1
+            %if regnumof%1 >= 16 || sizeof%1 > 32
+                %assign %%evex_required 1
+            %endif
+        %endif
+        %ifnum regnumof%2
+            %if regnumof%2 >= 16 || sizeof%2 > 32
+                %assign %%evex_required 1
+            %endif
+        %endif
+        %if %%evex_required
+            %6 %%args
+        %else
+            %5 %%args ; Prefer VEX over EVEX due to shorter instruction length
+        %endif
+    %endmacro
+%endmacro
+
+EVEX_INSTR vbroadcastf128, vbroadcastf32x4
+EVEX_INSTR vbroadcasti128, vbroadcasti32x4
+EVEX_INSTR vextractf128,   vextractf32x4
+EVEX_INSTR vextracti128,   vextracti32x4
+EVEX_INSTR vinsertf128,    vinsertf32x4
+EVEX_INSTR vinserti128,    vinserti32x4
+EVEX_INSTR vmovdqa,        vmovdqa32
+EVEX_INSTR vmovdqu,        vmovdqu32
+EVEX_INSTR vpand,          vpandd
+EVEX_INSTR vpandn,         vpandnd
+EVEX_INSTR vpor,           vpord
+EVEX_INSTR vpxor,          vpxord
+EVEX_INSTR vrcpps,         vrcp14ps,   1 ; EVEX versions have higher precision
+EVEX_INSTR vrcpss,         vrcp14ss,   1
+EVEX_INSTR vrsqrtps,       vrsqrt14ps, 1
+EVEX_INSTR vrsqrtss,       vrsqrt14ss, 1
+
 ; workaround: vpbroadcastq is broken in x86_32 due to a yasm bug (fixed in 1.3.0)
 %ifdef __YASM_VER__
     %if __YASM_VERSION_ID__ < 0x01030000 && ARCH_X86_64 == 0
diff --git a/media/ffvpx/libavutil/x86/x86util.asm b/media/ffvpx/libavutil/x86/x86util.asm
index e1220dfc1..d7cd99684 100644
--- a/media/ffvpx/libavutil/x86/x86util.asm
+++ b/media/ffvpx/libavutil/x86/x86util.asm
@@ -357,7 +357,7 @@
 %endif
 %endmacro
 
-%macro ABSB 2 ; source mmreg, temp mmreg (unused for ssse3)
+%macro ABSB 2 ; source mmreg, temp mmreg (unused for SSSE3)
 %if cpuflag(ssse3)
     pabsb   %1, %1
 %else
@@ -381,7 +381,7 @@
 %endif
 %endmacro
 
-%macro ABSD2_MMX 4
+%macro ABSD2 4
     pxor    %3, %3
     pxor    %4, %4
     pcmpgtd %3, %1
@@ -475,7 +475,7 @@
 %else
     palignr %1, %2, %3
 %endif
-%elif cpuflag(mmx) ; [dst,] src1, src2, imm, tmp
+%else ; [dst,] src1, src2, imm, tmp
     %define %%dst %1
 %if %0==5
 %ifnidn %1, %2
@@ -799,37 +799,47 @@
     pminsw %1, %3
 %endmacro
 
-%macro PMINSD_MMX 3 ; dst, src, tmp
+%macro PMINSD 3 ; dst, src, tmp/unused
+%if cpuflag(sse4)
+    pminsd    %1, %2
+%elif cpuflag(sse2)
+    cvtdq2ps  %1, %1
+    minps     %1, %2
+    cvtps2dq  %1, %1
+%else
     mova      %3, %2
     pcmpgtd   %3, %1
     pxor      %1, %2
     pand      %1, %3
     pxor      %1, %2
+%endif
 %endmacro
 
-%macro PMAXSD_MMX 3 ; dst, src, tmp
+%macro PMAXSD 3 ; dst, src, tmp/unused
+%if cpuflag(sse4)
+    pmaxsd    %1, %2
+%else
     mova      %3, %1
     pcmpgtd   %3, %2
     pand      %1, %3
     pandn     %3, %2
     por       %1, %3
+%endif
 %endmacro
 
-%macro CLIPD_MMX 3-4 ; src/dst, min, max, tmp
-    PMINSD_MMX %1, %3, %4
-    PMAXSD_MMX %1, %2, %4
-%endmacro
-
-%macro CLIPD_SSE2 3-4 ; src/dst, min (float), max (float), unused
+%macro CLIPD 3-4
+%if cpuflag(sse4);  src/dst, min, max, unused
+    pminsd  %1, %3
+    pmaxsd  %1, %2
+%elif cpuflag(sse2) ; src/dst, min (float), max (float), unused
     cvtdq2ps  %1, %1
     minps     %1, %3
     maxps     %1, %2
     cvtps2dq  %1, %1
-%endmacro
-
-%macro CLIPD_SSE41 3-4 ;  src/dst, min, max, unused
-    pminsd  %1, %3
-    pmaxsd  %1, %2
+%else               ; src/dst, min, max, tmp
+    PMINSD    %1, %3, %4
+    PMAXSD    %1, %2, %4
+%endif
 %endmacro
 
 %macro VBROADCASTSS 2 ; dst xmm/ymm, src m32/xmm
@@ -880,6 +890,14 @@
 %endif
 %endmacro
 
+%macro VBROADCASTI128 2 ; dst xmm/ymm, src : 128bits val
+%if mmsize > 16
+    vbroadcasti128 %1, %2
+%else
+    mova           %1, %2
+%endif
+%endmacro
+
 %macro SHUFFLE_MASK_W 8
     %rep 8
         %if %1>=0x80