From 68569dee1416593955c1570d638b3d9250b33012 Mon Sep 17 00:00:00 2001 From: trav90 Date: Mon, 15 Oct 2018 21:45:30 -0500 Subject: Import aom library This is the reference implementation for the Alliance for Open Media's av1 video code. The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36. --- third_party/aom/aom_mem/aom_mem.c | 74 ++++++++++++++++++++++++ third_party/aom/aom_mem/aom_mem.cmake | 22 +++++++ third_party/aom/aom_mem/aom_mem.h | 46 +++++++++++++++ third_party/aom/aom_mem/aom_mem.mk | 4 ++ third_party/aom/aom_mem/include/aom_mem_intrnl.h | 32 ++++++++++ 5 files changed, 178 insertions(+) create mode 100644 third_party/aom/aom_mem/aom_mem.c create mode 100644 third_party/aom/aom_mem/aom_mem.cmake create mode 100644 third_party/aom/aom_mem/aom_mem.h create mode 100644 third_party/aom/aom_mem/aom_mem.mk create mode 100644 third_party/aom/aom_mem/include/aom_mem_intrnl.h (limited to 'third_party/aom/aom_mem') diff --git a/third_party/aom/aom_mem/aom_mem.c b/third_party/aom/aom_mem/aom_mem.c new file mode 100644 index 000000000..66a0c08de --- /dev/null +++ b/third_party/aom/aom_mem/aom_mem.c @@ -0,0 +1,74 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#define __AOM_MEM_C__ + +#include "aom_mem.h" +#include +#include +#include +#include "include/aom_mem_intrnl.h" +#include "aom/aom_integer.h" + +static size_t GetAlignedMallocSize(size_t size, size_t align) { + return size + align - 1 + ADDRESS_STORAGE_SIZE; +} + +static size_t *GetMallocAddressLocation(void *const mem) { + return ((size_t *)mem) - 1; +} + +static void SetActualMallocAddress(void *const mem, + const void *const malloc_addr) { + size_t *const malloc_addr_location = GetMallocAddressLocation(mem); + *malloc_addr_location = (size_t)malloc_addr; +} + +static void *GetActualMallocAddress(void *const mem) { + const size_t *const malloc_addr_location = GetMallocAddressLocation(mem); + return (void *)(*malloc_addr_location); +} + +void *aom_memalign(size_t align, size_t size) { + void *x = NULL; + const size_t aligned_size = GetAlignedMallocSize(size, align); + void *const addr = malloc(aligned_size); + if (addr) { + x = align_addr((unsigned char *)addr + ADDRESS_STORAGE_SIZE, align); + SetActualMallocAddress(x, addr); + } + return x; +} + +void *aom_malloc(size_t size) { return aom_memalign(DEFAULT_ALIGNMENT, size); } + +void *aom_calloc(size_t num, size_t size) { + const size_t total_size = num * size; + void *const x = aom_malloc(total_size); + if (x) memset(x, 0, total_size); + return x; +} + +void aom_free(void *memblk) { + if (memblk) { + void *addr = GetActualMallocAddress(memblk); + free(addr); + } +} + +#if CONFIG_HIGHBITDEPTH +void *aom_memset16(void *dest, int val, size_t length) { + size_t i; + uint16_t *dest16 = (uint16_t *)dest; + for (i = 0; i < length; i++) *dest16++ = val; + return dest; +} +#endif // CONFIG_HIGHBITDEPTH diff --git a/third_party/aom/aom_mem/aom_mem.cmake b/third_party/aom/aom_mem/aom_mem.cmake new file mode 100644 index 000000000..0375b09e0 --- /dev/null +++ b/third_party/aom/aom_mem/aom_mem.cmake @@ -0,0 +1,22 @@ +## +## Copyright (c) 2017, Alliance for Open Media. All rights reserved +## +## This source code is subject to the terms of the BSD 2 Clause License and +## the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License +## was not distributed with this source code in the LICENSE file, you can +## obtain it at www.aomedia.org/license/software. If the Alliance for Open +## Media Patent License 1.0 was not distributed with this source code in the +## PATENTS file, you can obtain it at www.aomedia.org/license/patent. +## +set(AOM_MEM_SOURCES + "${AOM_ROOT}/aom_mem/aom_mem.c" + "${AOM_ROOT}/aom_mem/aom_mem.h" + "${AOM_ROOT}/aom_mem/include/aom_mem_intrnl.h") + +# Creates the aom_mem build target and makes libaom depend on it. The libaom +# target must exist before this function is called. +function (setup_aom_mem_targets) + add_library(aom_mem OBJECT ${AOM_MEM_SOURCES}) + set(AOM_LIB_TARGETS ${AOM_LIB_TARGETS} aom_mem PARENT_SCOPE) + target_sources(aom PUBLIC $) +endfunction () diff --git a/third_party/aom/aom_mem/aom_mem.h b/third_party/aom/aom_mem/aom_mem.h new file mode 100644 index 000000000..75bd4be65 --- /dev/null +++ b/third_party/aom/aom_mem/aom_mem.h @@ -0,0 +1,46 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AOM_MEM_AOM_MEM_H_ +#define AOM_MEM_AOM_MEM_H_ + +#include "aom_config.h" +#if defined(__uClinux__) +#include +#endif + +#include +#include + +#if defined(__cplusplus) +extern "C" { +#endif + +void *aom_memalign(size_t align, size_t size); +void *aom_malloc(size_t size); +void *aom_calloc(size_t num, size_t size); +void aom_free(void *memblk); + +#if CONFIG_HIGHBITDEPTH +void *aom_memset16(void *dest, int val, size_t length); +#endif + +#include + +#ifdef AOM_MEM_PLTFRM +#include AOM_MEM_PLTFRM +#endif + +#if defined(__cplusplus) +} +#endif + +#endif // AOM_MEM_AOM_MEM_H_ diff --git a/third_party/aom/aom_mem/aom_mem.mk b/third_party/aom/aom_mem/aom_mem.mk new file mode 100644 index 000000000..e9162c284 --- /dev/null +++ b/third_party/aom/aom_mem/aom_mem.mk @@ -0,0 +1,4 @@ +MEM_SRCS-yes += aom_mem.mk +MEM_SRCS-yes += aom_mem.c +MEM_SRCS-yes += aom_mem.h +MEM_SRCS-yes += include/aom_mem_intrnl.h diff --git a/third_party/aom/aom_mem/include/aom_mem_intrnl.h b/third_party/aom/aom_mem/include/aom_mem_intrnl.h new file mode 100644 index 000000000..3cdfbe08d --- /dev/null +++ b/third_party/aom/aom_mem/include/aom_mem_intrnl.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2016, Alliance for Open Media. All rights reserved + * + * This source code is subject to the terms of the BSD 2 Clause License and + * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License + * was not distributed with this source code in the LICENSE file, you can + * obtain it at www.aomedia.org/license/software. If the Alliance for Open + * Media Patent License 1.0 was not distributed with this source code in the + * PATENTS file, you can obtain it at www.aomedia.org/license/patent. + */ + +#ifndef AOM_MEM_INCLUDE_AOM_MEM_INTRNL_H_ +#define AOM_MEM_INCLUDE_AOM_MEM_INTRNL_H_ +#include "./aom_config.h" + +#define ADDRESS_STORAGE_SIZE sizeof(size_t) + +#ifndef DEFAULT_ALIGNMENT +#if defined(VXWORKS) +/*default addr alignment to use in calls to aom_* functions other than + aom_memalign*/ +#define DEFAULT_ALIGNMENT 32 +#else +#define DEFAULT_ALIGNMENT (2 * sizeof(void *)) /* NOLINT */ +#endif +#endif + +/*returns an addr aligned to the byte boundary specified by align*/ +#define align_addr(addr, align) \ + (void *)(((size_t)(addr) + ((align)-1)) & ~(size_t)((align)-1)) + +#endif // AOM_MEM_INCLUDE_AOM_MEM_INTRNL_H_ -- cgit v1.2.3