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Code Issues Releases Activity

avcodec/extract_extradata: add support for H266/VVC

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2023-06-29 11:16:57 -03:00
parent 0b8c1f26d3
commit 136e96a8a8
1 changed files with 16 additions and 3 deletions
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19
libavcodec/extract_extradata_bsf.c
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@@ -31,6 +31,7 @@
#include "hevc.h"
#include "startcode.h"
#include "vc1_common.h"
#include "vvc.h"
typedef struct ExtractExtradataContext {
const AVClass *class;
@@ -134,6 +135,9 @@ static int extract_extradata_av1(AVBSFContext *ctx, AVPacket *pkt,
static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt,
uint8_t **data, int *size)
{
static const int extradata_nal_types_vvc[] = {
VVC_VPS_NUT, VVC_SPS_NUT, VVC_PPS_NUT,
};
static const int extradata_nal_types_hevc[] = {
HEVC_NAL_VPS, HEVC_NAL_SPS, HEVC_NAL_PPS,
};
@@ -148,7 +152,10 @@ static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt,
int nb_extradata_nal_types;
int i, has_sps = 0, has_vps = 0, ret = 0;
if (ctx->par_in->codec_id == AV_CODEC_ID_HEVC) {
if (ctx->par_in->codec_id == AV_CODEC_ID_VVC) {
extradata_nal_types = extradata_nal_types_vvc;
nb_extradata_nal_types = FF_ARRAY_ELEMS(extradata_nal_types_vvc);
} else if (ctx->par_in->codec_id == AV_CODEC_ID_HEVC) {
extradata_nal_types = extradata_nal_types_hevc;
nb_extradata_nal_types = FF_ARRAY_ELEMS(extradata_nal_types_hevc);
} else {
@@ -165,7 +172,10 @@ static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt,
H2645NAL *nal = &s->h2645_pkt.nals[i];
if (val_in_array(extradata_nal_types, nb_extradata_nal_types, nal->type)) {
extradata_size += nal->raw_size + 3;
if (ctx->par_in->codec_id == AV_CODEC_ID_HEVC) {
if (ctx->par_in->codec_id == AV_CODEC_ID_VVC) {
if (nal->type == VVC_SPS_NUT) has_sps = 1;
if (nal->type == VVC_VPS_NUT) has_vps = 1;
} else if (ctx->par_in->codec_id == AV_CODEC_ID_HEVC) {
if (nal->type == HEVC_NAL_SPS) has_sps = 1;
if (nal->type == HEVC_NAL_VPS) has_vps = 1;
} else {
@@ -177,7 +187,8 @@ static int extract_extradata_h2645(AVBSFContext *ctx, AVPacket *pkt,
}
if (extradata_size &&
((ctx->par_in->codec_id == AV_CODEC_ID_HEVC && has_sps && has_vps) ||
((ctx->par_in->codec_id == AV_CODEC_ID_VVC && has_sps) ||
(ctx->par_in->codec_id == AV_CODEC_ID_HEVC && has_sps && has_vps) ||
(ctx->par_in->codec_id == AV_CODEC_ID_H264 && has_sps))) {
AVBufferRef *filtered_buf = NULL;
PutByteContext pb_filtered_data, pb_extradata;
@@ -335,6 +346,7 @@ static const struct {
{ AV_CODEC_ID_MPEG2VIDEO, extract_extradata_mpeg12 },
{ AV_CODEC_ID_MPEG4, extract_extradata_mpeg4 },
{ AV_CODEC_ID_VC1, extract_extradata_vc1 },
{ AV_CODEC_ID_VVC, extract_extradata_h2645 },
};
static int extract_extradata_init(AVBSFContext *ctx)
@@ -404,6 +416,7 @@ static const enum AVCodecID codec_ids[] = {
AV_CODEC_ID_MPEG2VIDEO,
AV_CODEC_ID_MPEG4,
AV_CODEC_ID_VC1,
AV_CODEC_ID_VVC,
AV_CODEC_ID_NONE,
};