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add frame layout local tag, best effort 

Originally committed as revision 16896 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Baptiste Coudurier 2009-01-31 09:08:01 +00:00
parent baed2ec4c2
commit 4118d68f72
1 changed files with 6 additions and 1 deletions
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7
libavformat/mxfenc.c
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@ -173,6 +173,7 @@ static const MXFLocalTagPair mxf_local_tag_batch[] = {
{ 0x3001, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x06,0x01,0x01,0x00,0x00,0x00,0x00}}, /* SampleRate */
{ 0x3004, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x02,0x06,0x01,0x01,0x04,0x01,0x02,0x00,0x00}}, /* Essence Container */
// Generic Picture Essence Descriptor
{ 0x320C, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x03,0x01,0x04,0x00,0x00,0x00}}, /* Frame Layout */
{ 0x3203, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x02,0x00,0x00,0x00}}, /* Stored Width */
{ 0x3202, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x05,0x02,0x01,0x00,0x00,0x00}}, /* Stored Height */
{ 0x320E, {0x06,0x0E,0x2B,0x34,0x01,0x01,0x01,0x01,0x04,0x01,0x01,0x01,0x01,0x00,0x00,0x00}}, /* Aspect Ratio */
@ -589,7 +590,7 @@ static void mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st)
int stored_height = (st->codec->height+15)/16*16;
AVRational dar;
mxf_write_generic_desc(pb, st, mxf_mpegvideo_descriptor_key, 108);
mxf_write_generic_desc(pb, st, mxf_mpegvideo_descriptor_key, 113);
mxf_write_local_tag(pb, 4, 0x3203);
put_be32(pb, st->codec->width);
@ -597,6 +598,10 @@ static void mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st)
mxf_write_local_tag(pb, 4, 0x3202);
put_be32(pb, stored_height>>sc->interlaced);
// frame layout
mxf_write_local_tag(pb, 1, 0x320C);
put_byte(pb, sc->interlaced);
av_reduce(&dar.num, &dar.den,
st->codec->width*st->codec->sample_aspect_ratio.num,
st->codec->height*st->codec->sample_aspect_ratio.den,