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mxf: Detect Vanc/Vbi SMPTE-436M mxf track

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Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
This commit is contained in:
Marc-Antoine Arnaud 2014-07-22 16:08:52 +02:00 committed by Luca Barbato
parent dc71f19588
commit c9d982aa11
1 changed files with 18 additions and 0 deletions
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18
libavformat/mxfdec.c
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@ -971,6 +971,15 @@ static const MXFCodecUL mxf_sound_essence_container_uls[] = {
{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, 0, AV_CODEC_ID_NONE },
};
static const MXFCodecUL mxf_data_essence_container_uls[] = {
{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x09,0x0d,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 }, 16, 0 },
{ { 0x06,0x0e,0x2b,0x34,0x04,0x01,0x01,0x09,0x0d,0x01,0x03,0x01,0x02,0x0e,0x00,0x00 }, 16, AV_CODEC_ID_NONE },
};
static const char* mxf_data_essence_descriptor[] = {
"vbi_vanc_smpte_436M",
};
static int mxf_get_sorted_table_segments(MXFContext *mxf, int *nb_sorted_segments, MXFIndexTableSegment ***sorted_segments)
{
int i, j, nb_segments = 0;
@ -1618,6 +1627,14 @@ static int mxf_parse_structural_metadata(MXFContext *mxf)
} else if (st->codec->codec_id == AV_CODEC_ID_MP2) {
st->need_parsing = AVSTREAM_PARSE_FULL;
}
} else if (st->codec->codec_type == AVMEDIA_TYPE_DATA) {
int codec_id = mxf_get_codec_ul(mxf_data_essence_container_uls,
essence_container_ul)->id;
if (codec_id >= 0 &&
codec_id < FF_ARRAY_ELEMS(mxf_data_essence_descriptor)) {
av_dict_set(&st->metadata, "data_type",
mxf_data_essence_descriptor[codec_id], 0);
}
}
if (descriptor->extradata) {
st->codec->extradata = av_mallocz(descriptor->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
@ -1790,6 +1807,7 @@ static const MXFMetadataReadTableEntry mxf_metadata_read_table[] = {
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x51,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* MPEG 2 Video */
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x48,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* Wave */
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x47,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* AES3 */
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x5c,0x00 }, mxf_read_generic_descriptor, sizeof(MXFDescriptor), Descriptor }, /* VANC/VBI - SMPTE 436M */
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3A,0x00 }, mxf_read_track, sizeof(MXFTrack), Track }, /* Static Track */
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x01,0x01,0x01,0x01,0x3B,0x00 }, mxf_read_track, sizeof(MXFTrack), Track }, /* Generic Track */
{ { 0x06,0x0e,0x2b,0x34,0x02,0x53,0x01,0x01,0x0d,0x01,0x04,0x01,0x02,0x02,0x00,0x00 }, mxf_read_cryptographic_context, sizeof(MXFCryptoContext), CryptoContext },