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correctly write codec ul, mpeg-2 needs profile and level to be set 

Originally committed as revision 15094 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2008-08-31 02:41:31 +00:00
parent f6a1ca1dad
commit 4d41888300
1 changed files with 61 additions and 10 deletions
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71
libavformat/mxfenc.c
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@ -41,20 +41,25 @@ typedef struct {
typedef struct {
UID track_essence_element_key;
const UID *essence_container_ul;
const UID *codec_ul;
} MXFStreamContext;
typedef struct {
UID container_ul;
UID element_ul;
UID codec_ul;
enum CodecID id;
} MXFContainerEssencePair;
static const MXFContainerEssencePair mxf_essence_container_uls[] = {
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x02,0x0D,0x01,0x03,0x01,0x02,0x04,0x60,0x01 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 }, CODEC_ID_MPEG2VIDEO },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x15,0x01,0x05,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x00,0x00,0x00 }, CODEC_ID_MPEG2VIDEO },
{ { 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x0D,0x01,0x03,0x01,0x02,0x06,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 }, CODEC_ID_PCM_S16LE },
{ 0x06,0x0E,0x2B,0x34,0x01,0x02,0x01,0x01,0x0D,0x01,0x03,0x01,0x16,0x01,0x01,0x00 },
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x01,0x04,0x02,0x02,0x01,0x00,0x00,0x00,0x00 }, CODEC_ID_PCM_S16LE },
{ { 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
{ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 },
{ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 }, CODEC_ID_NONE },
};
@ -586,6 +591,9 @@ static void mxf_write_generic_desc(ByteIOContext *pb, const MXFDescriptorWriteTa
mxf_write_local_tag(pb, 16, 0x3004);
put_buffer(pb, *sc->essence_container_ul, 16);
mxf_write_local_tag(pb, 16, 0x3201);
put_buffer(pb, *sc->codec_ul, 16);
}
static void mxf_write_mpegvideo_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, AVStream *st)
@ -603,10 +611,6 @@ static void mxf_write_mpegvideo_desc(AVFormatContext *s, const MXFDescriptorWrit
mxf_write_local_tag(pb, 8, 0x320E);
put_be32(pb, st->codec->height * st->sample_aspect_ratio.den);
put_be32(pb, st->codec->width * st->sample_aspect_ratio.num);
// tmp write, will modified later
mxf_write_local_tag(pb, 16, 0x3201);
put_buffer(pb, ff_mxf_codec_uls->uid, 16);
}
static void mxf_write_wav_desc(AVFormatContext *s, const MXFDescriptorWriteTableEntry *desc_tbl, AVStream *st)
@ -625,10 +629,6 @@ static void mxf_write_wav_desc(AVFormatContext *s, const MXFDescriptorWriteTable
mxf_write_local_tag(pb, 4, 0x3D01);
put_be32(pb, st->codec->bits_per_sample);
// tmp write, will modified later
mxf_write_local_tag(pb, 16, 0x3201);
put_buffer(pb, (ff_mxf_codec_uls + 8)->uid, 16);
}
static const MXFDescriptorWriteTableEntry mxf_descriptor_write_table[] = {
@ -713,6 +713,41 @@ static void mxf_write_partition(AVFormatContext *s, int64_t byte_position, int b
mxf_write_essence_container_refs(s);
}
static const UID mxf_mpeg2_codec_uls[] = {
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x10,0x00 }, // MP-ML I-Frame
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x01,0x11,0x00 }, // MP-ML Long GOP
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x02,0x00 }, // 422P-ML I-Frame
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x02,0x03,0x00 }, // 422P-ML Long GOP
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x02,0x00 }, // MP-HL I-Frame
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x03,0x03,0x00 }, // MP-HL Long GOP
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x02,0x00 }, // 422P-HL I-Frame
{ 0x06,0x0E,0x2B,0x34,0x04,0x01,0x01,0x03,0x04,0x01,0x02,0x02,0x01,0x04,0x03,0x00 }, // 422P-HL Long GOP
};
static const UID *mxf_get_mpeg2_codec_ul(AVCodecContext *avctx)
{
if (avctx->profile == 4) { // Main
if (avctx->level == 8) // Main
return avctx->gop_size ?
&mxf_mpeg2_codec_uls[1] :
&mxf_mpeg2_codec_uls[0];
else if (avctx->level == 4) // High
return avctx->gop_size ?
&mxf_mpeg2_codec_uls[5] :
&mxf_mpeg2_codec_uls[4];
} else if (avctx->profile == 0) { // 422
if (avctx->level == 5) // Main
return avctx->gop_size ?
&mxf_mpeg2_codec_uls[3] :
&mxf_mpeg2_codec_uls[2];
else if (avctx->level == 2) // High
return avctx->gop_size ?
&mxf_mpeg2_codec_uls[7] :
&mxf_mpeg2_codec_uls[6];
}
return NULL;
}
static int mux_write_header(AVFormatContext *s)
{
MXFContext *mxf = s->priv_data;
@ -739,6 +774,22 @@ static int mux_write_header(AVFormatContext *s)
"codec not currently supported in container\n", i);
return -1;
}
if (st->codec->codec_id == CODEC_ID_MPEG2VIDEO) {
if (st->codec->profile == FF_PROFILE_UNKNOWN ||
st->codec->level == FF_LEVEL_UNKNOWN) {
av_log(s, AV_LOG_ERROR, "track %d: profile and level must be set for mpeg-2\n", i);
return -1;
}
sc->codec_ul = mxf_get_mpeg2_codec_ul(st->codec);
if (!sc->codec_ul) {
av_log(s, AV_LOG_ERROR, "track %d: could not find codec ul for mpeg-2, "
"unsupported profile/level\n", i);
return -1;
}
} else
sc->codec_ul = &mxf_essence_container_uls[index].codec_ul;
if (!present[index]) {
mxf->essence_containers_indices[mxf->essence_container_count++] = index;
present[index] = 1;