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Code Issues Releases Activity

avcodec/libaomenc: export the Sequence Header OBU as extradata

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Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
James Almer 2018-10-08 13:19:06 -03:00 committed by Luca Barbato
parent 97c9a50844
commit 04e8b8b053
2 changed files with 40 additions and 2 deletions
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8
configure vendored
View File

@ -4664,7 +4664,13 @@ enabled cuvid && require cuvid cuviddec.h cuvidCreateDecoder -lnvcuv
enabled frei0r && require_headers frei0r.h
enabled gnutls && require_pkg_config gnutls gnutls gnutls/gnutls.h gnutls_global_init &&
check_lib gmp gmp.h mpz_export -lgmp
enabled libaom && require_pkg_config libaom "aom >= 0.1.0" aom/aom_codec.h aom_codec_version
enabled libaom && {
enabled libaom_av1_decoder && require_pkg_config libaom_av1_decoder "aom >= 1.0.0" "aom/aom_decoder.h aom/aomdx.h" aom_codec_av1_dx
enabled libaom_av1_encoder && {
require_pkg_config libaom_av1_encoder "aom >= 1.0.0" "aom/aom_encoder.h aom/aomcx.h" aom_codec_av1_cx &&
require_cpp_condition libaom_av1_encoder aom/aom_encoder.h "defined AOM_FRAME_IS_INTRAONLY";
}
}
enabled libbs2b && require_pkg_config libbs2b libbs2b bs2b.h bs2b_open
enabled libdc1394 && require_pkg_config libdc1394 libdc1394-2 dc1394/dc1394.h dc1394_new
enabled libdcadec && require libdcadec libdcadec/dca_context.h dcadec_context_create -ldcadec

34
libavcodec/libaomenc.c
View File

@ -68,6 +68,8 @@ static const char *const ctlidstr[] = {
[AOME_SET_CQ_LEVEL] = "AOME_SET_CQ_LEVEL",
[AOME_SET_ENABLEAUTOALTREF] = "AOME_SET_ENABLEAUTOALTREF",
[AOME_SET_STATIC_THRESHOLD] = "AOME_SET_STATIC_THRESHOLD",
[AV1E_SET_CHROMA_SUBSAMPLING_X] = "AV1E_SET_CHROMA_SUBSAMPLING_X",
[AV1E_SET_CHROMA_SUBSAMPLING_Y] = "AV1E_SET_CHROMA_SUBSAMPLING_Y",
};
static av_cold void log_encoder_error(AVCodecContext *avctx, const char *desc)
@ -197,7 +199,7 @@ static av_cold int aom_init(AVCodecContext *avctx)
AOMContext *ctx = avctx->priv_data;
struct aom_codec_enc_cfg enccfg = { 0 };
AVCPBProperties *cpb_props;
int res;
int res, h_shift, v_shift;
const struct aom_codec_iface *iface = &aom_codec_av1_cx_algo;
av_log(avctx, AV_LOG_INFO, "%s\n", aom_codec_version_str());
@ -332,6 +334,13 @@ static av_cold int aom_init(AVCodecContext *avctx)
codecctl_int(avctx, AOME_SET_STATIC_THRESHOLD, ctx->static_thresh);
codecctl_int(avctx, AOME_SET_CQ_LEVEL, ctx->crf);
res = av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &h_shift, &v_shift);
if (res < 0)
return res;
codecctl_int(avctx, AV1E_SET_CHROMA_SUBSAMPLING_X, h_shift);
codecctl_int(avctx, AV1E_SET_CHROMA_SUBSAMPLING_Y, v_shift);
// provide dummy value to initialize wrapper, values will be updated each _encode()
aom_img_wrap(&ctx->rawimg, ff_aom_pixfmt_to_imgfmt(avctx->pix_fmt),
avctx->width, avctx->height, 1, (unsigned char *)1);
@ -340,6 +349,29 @@ static av_cold int aom_init(AVCodecContext *avctx)
if (!cpb_props)
return AVERROR(ENOMEM);
if (avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER) {
aom_fixed_buf_t *seq = aom_codec_get_global_headers(&ctx->encoder);
if (!seq)
return AVERROR_UNKNOWN;
avctx->extradata = av_malloc(seq->sz + AV_INPUT_BUFFER_PADDING_SIZE);
if (!avctx->extradata) {
free(seq->buf);
free(seq);
return AVERROR(ENOMEM);
}
avctx->extradata_size = seq->sz;
memcpy(avctx->extradata, seq->buf, seq->sz);
memset(avctx->extradata + seq->sz, 0, AV_INPUT_BUFFER_PADDING_SIZE);
/* Doxy says: "The caller owns the memory associated with this buffer.
* Memory is allocated using malloc(), and should be freed
* via call to free()"
*/
free(seq->buf);
free(seq);
}
if (enccfg.rc_end_usage == AOM_CBR ||
enccfg.g_pass != AOM_RC_ONE_PASS) {
cpb_props->max_bitrate = avctx->rc_max_rate;