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ffmpeg.wasm-core
Commit 140da8e8 authored by Matthieu Bouron's avatar Matthieu Bouron
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lavc: add hevc mediacodec decoder

parent b82c1a37
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Showing with 373 additions and 34 deletions
Changelog
View file @ 140da8e8
......@@ -28,6 +28,7 @@ version <next>:
- gblur filter
- avgblur filter
- sobel and prewitt filter
- MediaCodec HEVC decoding
version 3.1:
......
configure
View file @ 140da8e8
......@@ -2585,6 +2585,9 @@ h264_videotoolbox_hwaccel_select="h264_decoder"
hevc_cuvid_hwaccel_deps="cuda cuvid CUVIDHEVCPICPARAMS"
hevc_d3d11va_hwaccel_deps="d3d11va DXVA_PicParams_HEVC"
hevc_d3d11va_hwaccel_select="hevc_decoder"
hevc_mediacodec_decoder_deps="mediacodec"
hevc_mediacodec_hwaccel_deps="mediacodec"
hevc_mediacodec_decoder_select="hevc_mp4toannexb_bsf hevc_parser"
hevc_dxva2_hwaccel_deps="dxva2 DXVA_PicParams_HEVC"
hevc_dxva2_hwaccel_select="hevc_decoder"
hevc_qsv_hwaccel_deps="libmfx"
......
libavcodec/Makefile
View file @ 140da8e8
......@@ -316,7 +316,7 @@ OBJS-$(CONFIG_H264_DECODER) += h264dec.o h264_cabac.o h264_cavlc.o \
h264_slice.o h264data.o h264_parse.o \
h2645_parse.o
OBJS-$(CONFIG_H264_CUVID_DECODER) += cuvid.o
OBJS-$(CONFIG_H264_MEDIACODEC_DECODER) += mediacodecdec_h264.o
OBJS-$(CONFIG_H264_MEDIACODEC_DECODER) += mediacodecdec_h2645.o
OBJS-$(CONFIG_H264_MMAL_DECODER) += mmaldec.o
OBJS-$(CONFIG_H264_NVENC_ENCODER) += nvenc_h264.o
OBJS-$(CONFIG_NVENC_ENCODER) += nvenc_h264.o
......@@ -333,6 +333,7 @@ OBJS-$(CONFIG_HEVC_DECODER) += hevc.o hevc_mvs.o hevc_ps.o hevc_sei.o
hevc_cabac.o hevc_refs.o hevcpred.o \
hevcdsp.o hevc_filter.o h2645_parse.o hevc_data.o
OBJS-$(CONFIG_HEVC_CUVID_DECODER) += cuvid.o
OBJS-$(CONFIG_HEVC_MEDIACODEC_DECODER) += mediacodecdec_h2645.o hevc_parse.o
OBJS-$(CONFIG_HEVC_NVENC_ENCODER) += nvenc_hevc.o
OBJS-$(CONFIG_NVENC_HEVC_ENCODER) += nvenc_hevc.o
OBJS-$(CONFIG_HEVC_QSV_DECODER) += qsvdec_h2645.o
......
libavcodec/allcodecs.c
View file @ 140da8e8
......@@ -84,6 +84,7 @@ void avcodec_register_all(void)
REGISTER_HWACCEL(HEVC_CUVID, hevc_cuvid);
REGISTER_HWACCEL(HEVC_D3D11VA, hevc_d3d11va);
REGISTER_HWACCEL(HEVC_DXVA2, hevc_dxva2);
REGISTER_HWACCEL(HEVC_MEDIACODEC, hevc_mediacodec);
REGISTER_HWACCEL(HEVC_QSV, hevc_qsv);
REGISTER_HWACCEL(HEVC_VAAPI, hevc_vaapi);
REGISTER_HWACCEL(HEVC_VDPAU, hevc_vdpau);
......@@ -644,6 +645,7 @@ void avcodec_register_all(void)
REGISTER_ENCODER(NVENC_HEVC, nvenc_hevc);
#endif
REGISTER_DECODER(HEVC_CUVID, hevc_cuvid);
REGISTER_DECODER(HEVC_MEDIACODEC, hevc_mediacodec);
REGISTER_ENCODER(HEVC_NVENC, hevc_nvenc);
REGISTER_ENCODER(HEVC_QSV, hevc_qsv);
REGISTER_ENCODER(HEVC_VAAPI, hevc_vaapi);
......
libavcodec/hevc_parse.c 0 → 100644
View file @ 140da8e8
/*
* 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 "bytestream.h"
#include "h2645_parse.h"
#include "hevc.h"
#include "hevc_parse.h"
static int hevc_decode_nal_units(const uint8_t *buf, int buf_size, HEVCParamSets *ps,
int is_nalff, int nal_length_size, void *logctx)
{
int i;
int ret = 0;
H2645Packet pkt = { 0 };
ret = ff_h2645_packet_split(&pkt, buf, buf_size, logctx, is_nalff, nal_length_size, AV_CODEC_ID_HEVC, 1);
if (ret < 0) {
goto done;
}
for (i = 0; i < pkt.nb_nals; i++) {
H2645NAL *nal = &pkt.nals[i];
/* ignore everything except parameter sets and VCL NALUs */
switch (nal->type) {
case NAL_VPS: ff_hevc_decode_nal_vps(&nal->gb, logctx, ps); break;
case NAL_SPS: ff_hevc_decode_nal_sps(&nal->gb, logctx, ps, 1); break;
case NAL_PPS: ff_hevc_decode_nal_pps(&nal->gb, logctx, ps); break;
case NAL_TRAIL_R:
case NAL_TRAIL_N:
case NAL_TSA_N:
case NAL_TSA_R:
case NAL_STSA_N:
case NAL_STSA_R:
case NAL_BLA_W_LP:
case NAL_BLA_W_RADL:
case NAL_BLA_N_LP:
case NAL_IDR_W_RADL:
case NAL_IDR_N_LP:
case NAL_CRA_NUT:
case NAL_RADL_N:
case NAL_RADL_R:
case NAL_RASL_N:
case NAL_RASL_R:
av_log(logctx, AV_LOG_ERROR, "Invalid NAL unit: %d\n", nal->type);
ret = AVERROR_INVALIDDATA;
goto done;
break;
}
}
done:
ff_h2645_packet_uninit(&pkt);
return ret;
}
int ff_hevc_decode_extradata(const uint8_t *data, int size, HEVCParamSets *ps,
int *is_nalff, int *nal_length_size,
int err_recognition, void *logctx)
{
int ret = 0;
GetByteContext gb;
bytestream2_init(&gb, data, size);
if (size > 3 && (data[0] || data[1] || data[2] > 1)) {
/* It seems the extradata is encoded as hvcC format.
* Temporarily, we support configurationVersion==0 until 14496-15 3rd
* is finalized. When finalized, configurationVersion will be 1 and we
* can recognize hvcC by checking if avctx->extradata[0]==1 or not. */
int i, j, num_arrays, nal_len_size;
*is_nalff = 1;
bytestream2_skip(&gb, 21);
nal_len_size = (bytestream2_get_byte(&gb) & 3) + 1;
num_arrays = bytestream2_get_byte(&gb);
/* nal units in the hvcC always have length coded with 2 bytes,
* so put a fake nal_length_size = 2 while parsing them */
*nal_length_size = 2;
/* Decode nal units from hvcC. */
for (i = 0; i < num_arrays; i++) {
int type = bytestream2_get_byte(&gb) & 0x3f;
int cnt = bytestream2_get_be16(&gb);
for (j = 0; j < cnt; j++) {
// +2 for the nal size field
int nalsize = bytestream2_peek_be16(&gb) + 2;
if (bytestream2_get_bytes_left(&gb) < nalsize) {
av_log(logctx, AV_LOG_ERROR,
"Invalid NAL unit size in extradata.\n");
return AVERROR_INVALIDDATA;
}
ret = hevc_decode_nal_units(gb.buffer, nalsize, ps, *is_nalff, *nal_length_size, logctx);
if (ret < 0) {
av_log(logctx, AV_LOG_ERROR,
"Decoding nal unit %d %d from hvcC failed\n",
type, i);
return ret;
}
bytestream2_skip(&gb, nalsize);
}
}
/* Now store right nal length size, that will be used to parse
* all other nals */
*nal_length_size = nal_len_size;
} else {
*is_nalff = 0;
ret = hevc_decode_nal_units(data, size, ps, *is_nalff, *nal_length_size, logctx);
if (ret < 0)
return ret;
}
return ret;
}
libavcodec/hevc_parse.h 0 → 100644
View file @ 140da8e8
/*
* 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
*/
/**
* @file
* H.265 parser code
*/
#ifndef AVCODEC_HEVC_PARSE_H
#define AVCODEC_HEVC_PARSE_H
#include "hevc.h"
int ff_hevc_decode_extradata(const uint8_t *data, int size, HEVCParamSets *ps,
int *is_nalff, int *nal_length_size,
int err_recognition, void *logctx);
#endif /* AVCODEC_HEVC_PARSE_H */
libavcodec/mediacodec_wrapper.c
View file @ 140da8e8
......@@ -62,6 +62,10 @@ struct JNIAMediaCodecListFields {
jfieldID avc_profile_high422_id;
jfieldID avc_profile_high444_id;
jfieldID hevc_profile_main_id;
jfieldID hevc_profile_main10_id;
jfieldID hevc_profile_main10_hdr10_id;
} JNIAMediaCodecListFields;
static const struct FFJniField jni_amediacodeclist_mapping[] = {
......@@ -94,6 +98,10 @@ static const struct FFJniField jni_amediacodeclist_mapping[] = {
{ "android/media/MediaCodecInfo$CodecProfileLevel", "AVCProfileHigh422", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecListFields, avc_profile_high422_id), 1 },
{ "android/media/MediaCodecInfo$CodecProfileLevel", "AVCProfileHigh444", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecListFields, avc_profile_high444_id), 1 },
{ "android/media/MediaCodecInfo$CodecProfileLevel", "HEVCProfileMain", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecListFields, hevc_profile_main_id), 0 },
{ "android/media/MediaCodecInfo$CodecProfileLevel", "HEVCProfileMain10", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecListFields, hevc_profile_main10_id), 0 },
{ "android/media/MediaCodecInfo$CodecProfileLevel", "HEVCProfileMain10HDR10", "I", FF_JNI_STATIC_FIELD, offsetof(struct JNIAMediaCodecListFields, hevc_profile_main10_hdr10_id), 0 },
{ NULL }
};
......@@ -303,6 +311,7 @@ int ff_AMediaCodecProfile_getProfileFromAVCodecContext(AVCodecContext *avctx)
JNIEnv *env = NULL;
struct JNIAMediaCodecListFields jfields = { 0 };
jfieldID field_id = 0;
JNI_GET_ENV_OR_RETURN(env, avctx, -1);
......@@ -311,8 +320,6 @@ int ff_AMediaCodecProfile_getProfileFromAVCodecContext(AVCodecContext *avctx)
}
if (avctx->codec_id == AV_CODEC_ID_H264) {
jfieldID field_id = 0;
switch(avctx->profile) {
case FF_PROFILE_H264_BASELINE:
case FF_PROFILE_H264_CONSTRAINED_BASELINE:
......@@ -341,6 +348,17 @@ int ff_AMediaCodecProfile_getProfileFromAVCodecContext(AVCodecContext *avctx)
field_id = jfields.avc_profile_high444_id;
break;
}
} else if (avctx->codec_id == AV_CODEC_ID_HEVC) {
switch (avctx->profile) {
case FF_PROFILE_HEVC_MAIN:
case FF_PROFILE_HEVC_MAIN_STILL_PICTURE:
field_id = jfields.hevc_profile_main_id;
break;
case FF_PROFILE_HEVC_MAIN_10:
field_id = jfields.hevc_profile_main10_id;
break;
}
}
if (field_id) {
ret = (*env)->GetStaticIntField(env, jfields.codec_profile_level_class, field_id);
......@@ -349,7 +367,6 @@ int ff_AMediaCodecProfile_getProfileFromAVCodecContext(AVCodecContext *avctx)
goto done;
}
}
}
done:
ff_jni_reset_jfields(env, &jfields, jni_amediacodeclist_mapping, 0, avctx);
......
libavcodec/mediacodecdec.c
View file @ 140da8e8
......@@ -758,3 +758,10 @@ AVHWAccel ff_h264_mediacodec_hwaccel = {
.id = AV_CODEC_ID_H264,
.pix_fmt = AV_PIX_FMT_MEDIACODEC,
};
AVHWAccel ff_hevc_mediacodec_hwaccel = {
.name = "mediacodec",
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_HEVC,
.pix_fmt = AV_PIX_FMT_MEDIACODEC,
};
libavcodec/mediacodecdec_h264.c → libavcodec/mediacodecdec_h2645.c
View file @ 140da8e8
/*
* Android MediaCodec H.264 decoder
* Android MediaCodec H.264 / H.265 decoders
*
* Copyright (c) 2015-2016 Matthieu Bouron <matthieu.bouron stupeflix.com>
*
......@@ -33,12 +33,11 @@
#include "avcodec.h"
#include "h264_parse.h"
#include "hevc_parse.h"
#include "internal.h"
#include "mediacodecdec.h"
#include "mediacodec_wrapper.h"
#define CODEC_MIME "video/avc"
typedef struct MediaCodecH264DecContext {
MediaCodecDecContext *ctx;
......@@ -66,7 +65,7 @@ static av_cold int mediacodec_decode_close(AVCodecContext *avctx)
return 0;
}
static int h264_ps_to_nalu(const uint8_t *src, int src_size, uint8_t **out, int *out_size)
static int h2645_ps_to_nalu(const uint8_t *src, int src_size, uint8_t **out, int *out_size)
{
int i;
int ret = 0;
......@@ -118,7 +117,8 @@ done:
return ret;
}
static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
#if CONFIG_H264_MEDIACODEC_DECODER
static int h264_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
{
int i;
int ret;
......@@ -129,24 +129,8 @@ static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
int is_avc = 0;
int nal_length_size = 0;
const AVBitStreamFilter *bsf = NULL;
FFAMediaFormat *format = NULL;
MediaCodecH264DecContext *s = avctx->priv_data;
memset(&ps, 0, sizeof(ps));
format = ff_AMediaFormat_new();
if (!format) {
av_log(avctx, AV_LOG_ERROR, "Failed to create media format\n");
ret = AVERROR_EXTERNAL;
goto done;
}
ff_AMediaFormat_setString(format, "mime", CODEC_MIME);
ff_AMediaFormat_setInt32(format, "width", avctx->width);
ff_AMediaFormat_setInt32(format, "height", avctx->height);
ret = ff_h264_decode_extradata(avctx->extradata, avctx->extradata_size,
&ps, &is_avc, &nal_length_size, 0, avctx);
if (ret < 0) {
......@@ -170,13 +154,13 @@ static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
uint8_t *data = NULL;
size_t data_size = 0;
if ((ret = h264_ps_to_nalu(sps->data, sps->data_size, &data, &data_size)) < 0) {
if ((ret = h2645_ps_to_nalu(sps->data, sps->data_size, &data, &data_size)) < 0) {
goto done;
}
ff_AMediaFormat_setBuffer(format, "csd-0", (void*)data, data_size);
av_freep(&data);
if ((ret = h264_ps_to_nalu(pps->data, pps->data_size, &data, &data_size)) < 0) {
if ((ret = h2645_ps_to_nalu(pps->data, pps->data_size, &data, &data_size)) < 0) {
goto done;
}
ff_AMediaFormat_setBuffer(format, "csd-1", (void*)data, data_size);
......@@ -184,9 +168,150 @@ static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
} else {
av_log(avctx, AV_LOG_ERROR, "Could not extract PPS/SPS from extradata");
ret = AVERROR_INVALIDDATA;
}
done:
ff_h264_ps_uninit(&ps);
return ret;
}
#endif
#if CONFIG_HEVC_MEDIACODEC_DECODER
static int hevc_set_extradata(AVCodecContext *avctx, FFAMediaFormat *format)
{
int i;
int ret;
HEVCParamSets ps;
const HEVCVPS *vps = NULL;
const HEVCPPS *pps = NULL;
const HEVCSPS *sps = NULL;
int is_nalff = 0;
int nal_length_size = 0;
uint8_t *vps_data = NULL;
uint8_t *sps_data = NULL;
uint8_t *pps_data = NULL;
int vps_data_size = 0;
int sps_data_size = 0;
int pps_data_size = 0;
memset(&ps, 0, sizeof(ps));
ret = ff_hevc_decode_extradata(avctx->extradata, avctx->extradata_size,
&ps, &is_nalff, &nal_length_size, 0, avctx);
if (ret < 0) {
goto done;
}
for (i = 0; i < MAX_VPS_COUNT; i++) {
if (ps.vps_list[i]) {
vps = (const HEVCVPS*)ps.vps_list[i]->data;
break;
}
}
for (i = 0; i < MAX_PPS_COUNT; i++) {
if (ps.pps_list[i]) {
pps = (const HEVCPPS*)ps.pps_list[i]->data;
break;
}
}
if (pps) {
if (ps.sps_list[pps->sps_id]) {
sps = (const HEVCSPS*)ps.sps_list[pps->sps_id]->data;
}
}
if (vps && pps && sps) {
uint8_t *data;
int data_size;
if ((ret = h2645_ps_to_nalu(vps->data, vps->data_size, &vps_data, &vps_data_size)) < 0 ||
(ret = h2645_ps_to_nalu(sps->data, sps->data_size, &sps_data, &sps_data_size)) < 0 ||
(ret = h2645_ps_to_nalu(pps->data, pps->data_size, &pps_data, &pps_data_size)) < 0) {
goto done;
}
data_size = vps_data_size + sps_data_size + pps_data_size;
data = av_mallocz(data_size);
if (!data) {
ret = AVERROR(ENOMEM);
goto done;
}
memcpy(data , vps_data, vps_data_size);
memcpy(data + vps_data_size , sps_data, sps_data_size);
memcpy(data + vps_data_size + sps_data_size, pps_data, pps_data_size);
ff_AMediaFormat_setBuffer(format, "csd-0", data, data_size);
av_freep(&data);
} else {
av_log(avctx, AV_LOG_ERROR, "Could not extract VPS/PPS/SPS from extradata");
ret = AVERROR_INVALIDDATA;
}
done:
av_freep(&vps_data);
av_freep(&sps_data);
av_freep(&pps_data);
return ret;
}
#endif
static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
{
int ret;
const char *codec_mime = NULL;
const char *bsf_name = NULL;
const AVBitStreamFilter *bsf = NULL;
FFAMediaFormat *format = NULL;
MediaCodecH264DecContext *s = avctx->priv_data;
format = ff_AMediaFormat_new();
if (!format) {
av_log(avctx, AV_LOG_ERROR, "Failed to create media format\n");
ret = AVERROR_EXTERNAL;
goto done;
}
switch (avctx->codec_id) {
#if CONFIG_H264_MEDIACODEC_DECODER
case AV_CODEC_ID_H264:
codec_mime = "video/avc";
bsf_name = "h264_mp4toannexb";
ret = h264_set_extradata(avctx, format);
if (ret < 0)
goto done;
break;
#endif
#if CONFIG_HEVC_MEDIACODEC_DECODER
case AV_CODEC_ID_HEVC:
codec_mime = "video/hevc";
bsf_name = "hevc_mp4toannexb";
ret = hevc_set_extradata(avctx, format);
if (ret < 0)
goto done;
break;
#endif
default:
av_assert0(0);
}
ff_AMediaFormat_setString(format, "mime", codec_mime);
ff_AMediaFormat_setInt32(format, "width", avctx->width);
ff_AMediaFormat_setInt32(format, "height", avctx->height);
s->ctx = av_mallocz(sizeof(*s->ctx));
if (!s->ctx) {
av_log(avctx, AV_LOG_ERROR, "Failed to allocate MediaCodecDecContext\n");
......@@ -194,7 +319,7 @@ static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
goto done;
}
if ((ret = ff_mediacodec_dec_init(avctx, s->ctx, CODEC_MIME, format)) < 0) {
if ((ret = ff_mediacodec_dec_init(avctx, s->ctx, codec_mime, format)) < 0) {
s->ctx = NULL;
goto done;
}
......@@ -207,7 +332,7 @@ static av_cold int mediacodec_decode_init(AVCodecContext *avctx)
goto done;
}
bsf = av_bsf_get_by_name("h264_mp4toannexb");
bsf = av_bsf_get_by_name(bsf_name);
if(!bsf) {
ret = AVERROR_BSF_NOT_FOUND;
goto done;
......@@ -233,8 +358,6 @@ done:
mediacodec_decode_close(avctx);
}
ff_h264_ps_uninit(&ps);
return ret;
}
......@@ -323,7 +446,7 @@ static int mediacodec_decode_frame(AVCodecContext *avctx, void *data,
goto done;
}
/* h264_mp4toannexb is used here and does not requires flushing */
/* {h264,hevc}_mp4toannexb are used here and do not require flushing */
av_assert0(ret != AVERROR_EOF);
if (ret < 0) {
......@@ -358,6 +481,7 @@ static void mediacodec_decode_flush(AVCodecContext *avctx)
ff_mediacodec_dec_flush(avctx, s->ctx);
}
#if CONFIG_H264_MEDIACODEC_DECODER
AVCodec ff_h264_mediacodec_decoder = {
.name = "h264_mediacodec",
.long_name = NULL_IF_CONFIG_SMALL("H.264 Android MediaCodec decoder"),
......@@ -371,3 +495,20 @@ AVCodec ff_h264_mediacodec_decoder = {
.capabilities = CODEC_CAP_DELAY,
.caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
};
#endif
#if CONFIG_HEVC_MEDIACODEC_DECODER
AVCodec ff_hevc_mediacodec_decoder = {
.name = "hevc_mediacodec",
.long_name = NULL_IF_CONFIG_SMALL("H.265 Android MediaCodec decoder"),
.type = AVMEDIA_TYPE_VIDEO,
.id = AV_CODEC_ID_HEVC,
.priv_data_size = sizeof(MediaCodecH264DecContext),
.init = mediacodec_decode_init,
.decode = mediacodec_decode_frame,
.flush = mediacodec_decode_flush,
.close = mediacodec_decode_close,
.capabilities = CODEC_CAP_DELAY,
.caps_internal = FF_CODEC_CAP_SETS_PKT_DTS,
};
#endif
libavcodec/version.h
View file @ 140da8e8
......@@ -28,8 +28,8 @@
#include "libavutil/version.h"
#define LIBAVCODEC_VERSION_MAJOR 57
#define LIBAVCODEC_VERSION_MINOR 55
#define LIBAVCODEC_VERSION_MICRO 101
#define LIBAVCODEC_VERSION_MINOR 56
#define LIBAVCODEC_VERSION_MICRO 100
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \
......
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