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-rw-r--r--media/ffvpx/libavcodec/bit_depth_template.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/media/ffvpx/libavcodec/bit_depth_template.c b/media/ffvpx/libavcodec/bit_depth_template.c
new file mode 100644
index 000000000..80184892f
--- /dev/null
+++ b/media/ffvpx/libavcodec/bit_depth_template.c
@@ -0,0 +1,93 @@
+/*
+ * 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 "mathops.h"
+#include "rnd_avg.h"
+#include "libavutil/intreadwrite.h"
+
+#ifndef BIT_DEPTH
+#define BIT_DEPTH 8
+#endif
+
+#ifdef AVCODEC_BIT_DEPTH_TEMPLATE_C
+# undef pixel
+# undef pixel2
+# undef pixel4
+# undef dctcoef
+# undef INIT_CLIP
+# undef no_rnd_avg_pixel4
+# undef rnd_avg_pixel4
+# undef AV_RN2P
+# undef AV_RN4P
+# undef AV_RN4PA
+# undef AV_WN2P
+# undef AV_WN4P
+# undef AV_WN4PA
+# undef CLIP
+# undef FUNC
+# undef FUNCC
+# undef av_clip_pixel
+# undef PIXEL_SPLAT_X4
+#else
+# define AVCODEC_BIT_DEPTH_TEMPLATE_C
+#endif
+
+#if BIT_DEPTH > 8
+# define pixel uint16_t
+# define pixel2 uint32_t
+# define pixel4 uint64_t
+# define dctcoef int32_t
+
+# define INIT_CLIP
+# define no_rnd_avg_pixel4 no_rnd_avg64
+# define rnd_avg_pixel4 rnd_avg64
+# define AV_RN2P AV_RN32
+# define AV_RN4P AV_RN64
+# define AV_RN4PA AV_RN64A
+# define AV_WN2P AV_WN32
+# define AV_WN4P AV_WN64
+# define AV_WN4PA AV_WN64A
+# define PIXEL_SPLAT_X4(x) ((x)*0x0001000100010001ULL)
+
+# define av_clip_pixel(a) av_clip_uintp2(a, BIT_DEPTH)
+# define CLIP(a) av_clip_uintp2(a, BIT_DEPTH)
+#else
+# define pixel uint8_t
+# define pixel2 uint16_t
+# define pixel4 uint32_t
+# define dctcoef int16_t
+
+# define INIT_CLIP
+# define no_rnd_avg_pixel4 no_rnd_avg32
+# define rnd_avg_pixel4 rnd_avg32
+# define AV_RN2P AV_RN16
+# define AV_RN4P AV_RN32
+# define AV_RN4PA AV_RN32A
+# define AV_WN2P AV_WN16
+# define AV_WN4P AV_WN32
+# define AV_WN4PA AV_WN32A
+# define PIXEL_SPLAT_X4(x) ((x)*0x01010101U)
+
+# define av_clip_pixel(a) av_clip_uint8(a)
+# define CLIP(a) av_clip_uint8(a)
+#endif
+
+#define FUNC3(a, b, c) a ## _ ## b ## c
+#define FUNC2(a, b, c) FUNC3(a, b, c)
+#define FUNC(a) FUNC2(a, BIT_DEPTH,)
+#define FUNCC(a) FUNC2(a, BIT_DEPTH, _c)