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avcodec/libdcadec: export matrix encoding side data

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Reviewed-by: Michael Niedermayer <michaelni@gmx.at>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2015-07-07 14:29:08 -03:00
parent 55e29ceec8
commit 7d5ab16506
2 changed files with 24 additions and 1 deletions
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4
configure vendored
View File

@ -1829,6 +1829,7 @@ TYPES_LIST="
CONDITION_VARIABLE_Ptr
socklen_t
struct_addrinfo
struct_dcadec_exss_info_matrix_encoding
struct_group_source_req
struct_ip_mreq_source
struct_ipv6_mreq
@ -5121,7 +5122,8 @@ enabled libcelt && require libcelt celt/celt.h celt_decode -lcelt0 &&
{ check_lib celt/celt.h celt_decoder_create_custom -lcelt0 ||
die "ERROR: libcelt must be installed and version must be >= 0.11.0."; }
enabled libcaca && require_pkg_config caca caca.h caca_create_canvas
enabled libdcadec && require_pkg_config dcadec libdcadec/dca_context.h dcadec_context_create
enabled libdcadec && require_pkg_config dcadec libdcadec/dca_context.h dcadec_context_create &&
check_struct libdcadec/dca_context.h "struct dcadec_exss_info" matrix_encoding
enabled libfaac && require2 libfaac "stdint.h faac.h" faacEncGetVersion -lfaac
enabled libfdk_aac && { use_pkg_config fdk-aac "fdk-aac/aacenc_lib.h" aacEncOpen ||
{ require libfdk_aac fdk-aac/aacenc_lib.h aacEncOpen -lfdk-aac &&

21
libavcodec/libdcadec.c
View File

@ -41,6 +41,7 @@ static int dcadec_decode_frame(AVCodecContext *avctx, void *data,
{
DCADecContext *s = avctx->priv_data;
AVFrame *frame = data;
struct dcadec_exss_info *exss;
int ret, i, k;
int **samples, nsamples, channel_mask, sample_rate, bits_per_sample, profile;
uint32_t mrk;
@ -127,6 +128,26 @@ static int dcadec_decode_frame(AVCodecContext *avctx, void *data,
} else
avctx->bit_rate = 0;
#if HAVE_STRUCT_DCADEC_EXSS_INFO_MATRIX_ENCODING
if (exss = dcadec_context_get_exss_info(s->ctx)) {
enum AVMatrixEncoding matrix_encoding = AV_MATRIX_ENCODING_NONE;
switch(exss->matrix_encoding) {
case DCADEC_MATRIX_ENCODING_SURROUND:
matrix_encoding = AV_MATRIX_ENCODING_DOLBY;
break;
case DCADEC_MATRIX_ENCODING_HEADPHONE:
matrix_encoding = AV_MATRIX_ENCODING_DOLBYHEADPHONE;
break;
}
dcadec_context_free_exss_info(exss);
if (matrix_encoding != AV_MATRIX_ENCODING_NONE &&
(ret = ff_side_data_update_matrix_encoding(frame, matrix_encoding)) < 0)
return ret;
}
#endif
frame->nb_samples = nsamples;
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
return ret;