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lavc/vaapi_encode_av1: implement write_extra_header callback

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This can be used to insert a metadata OBU to the stream later.

Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
This commit is contained in:
Haihao Xiang 2024-04-10 16:17:44 +08:00
parent 9c6c4f3d47
commit 7f3ba6bbfa
1 changed files with 41 additions and 1 deletions
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42
libavcodec/vaapi_encode_av1.c
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@ -41,6 +41,8 @@ typedef struct VAAPIEncodeAV1Context {
VAAPIEncodeContext common;
AV1RawOBU sh; /**< sequence header.*/
AV1RawOBU fh; /**< frame header.*/
AV1RawOBU mh[4]; /**< metadata header.*/
int nb_mh;
CodedBitstreamContext *cbc;
CodedBitstreamFragment current_obu;
VAConfigAttribValEncAV1 attr;
@ -659,6 +661,8 @@ static int vaapi_encode_av1_init_picture_params(AVCodecContext *avctx,
2 : 1));
}
priv->nb_mh = 0;
end:
ff_cbs_fragment_reset(obu);
return ret;
@ -735,6 +739,39 @@ end:
return ret;
}
static int vaapi_encode_av1_write_extra_header(AVCodecContext *avctx,
VAAPIEncodePicture *pic,
int index, int *type,
char *data, size_t *data_len)
{
VAAPIEncodeAV1Context *priv = avctx->priv_data;
CodedBitstreamFragment *obu = &priv->current_obu;
AV1RawOBU *mh_obu;
char mh_data[MAX_PARAM_BUFFER_SIZE];
size_t mh_data_len;
int ret = 0;
if (index >= priv->nb_mh)
return AVERROR_EOF;
mh_obu = &priv->mh[index];
ret = vaapi_encode_av1_add_obu(avctx, obu, AV1_OBU_METADATA, mh_obu);
if (ret < 0)
goto end;
ret = vaapi_encode_av1_write_obu(avctx, mh_data, &mh_data_len, obu);
if (ret < 0)
goto end;
memcpy(data, mh_data, MAX_PARAM_BUFFER_SIZE * sizeof(char));
*data_len = mh_data_len;
*type = VAEncPackedHeaderRawData;
end:
ff_cbs_fragment_reset(obu);
return ret;
}
static const VAAPIEncodeProfile vaapi_encode_av1_profiles[] = {
{ AV_PROFILE_AV1_MAIN, 8, 3, 1, 1, VAProfileAV1Profile0 },
{ AV_PROFILE_AV1_MAIN, 10, 3, 1, 1, VAProfileAV1Profile0 },
@ -762,6 +799,8 @@ static const VAAPIEncodeType vaapi_encode_type_av1 = {
.slice_params_size = sizeof(VAEncTileGroupBufferAV1),
.init_slice_params = &vaapi_encode_av1_init_slice_params,
.write_extra_header = &vaapi_encode_av1_write_extra_header,
};
static av_cold int vaapi_encode_av1_init(AVCodecContext *avctx)
@ -776,7 +815,8 @@ static av_cold int vaapi_encode_av1_init(AVCodecContext *avctx)
ctx->desired_packed_headers =
VA_ENC_PACKED_HEADER_SEQUENCE |
VA_ENC_PACKED_HEADER_PICTURE;
VA_ENC_PACKED_HEADER_PICTURE |
VA_ENC_PACKED_HEADER_MISC; // Metadata
if (avctx->profile == AV_PROFILE_UNKNOWN)
avctx->profile = priv->profile;