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avformat/matroska: write FlagInterlaced element in WebM

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It's listed as supported in both https://www.webmproject.org/docs/container/
and https://matroska.org/technical/specs/index.html

Reviewed-by: Dave Rice <dave@dericed.com>
Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2016-10-04 19:42:55 -03:00
parent ee72b6d187
commit 3cc9d6d382
1 changed files with 21 additions and 20 deletions
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41
libavformat/matroskaenc.c
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@ -791,7 +791,7 @@ static int mkv_write_video_color(AVIOContext *pb, AVCodecParameters *par, AVStre
return 0;
}
static void mkv_write_field_order(AVIOContext *pb,
static void mkv_write_field_order(AVIOContext *pb, int mode,
enum AVFieldOrder field_order)
{
switch (field_order) {
@ -809,23 +809,25 @@ static void mkv_write_field_order(AVIOContext *pb,
case AV_FIELD_BT:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFLAGINTERLACED,
MATROSKA_VIDEO_INTERLACE_FLAG_INTERLACED);
switch (field_order) {
case AV_FIELD_TT:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_TT);
break;
case AV_FIELD_BB:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_BB);
break;
case AV_FIELD_TB:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_TB);
break;
case AV_FIELD_BT:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_BT);
break;
if (mode != MODE_WEBM) {
switch (field_order) {
case AV_FIELD_TT:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_TT);
break;
case AV_FIELD_BB:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_BB);
break;
case AV_FIELD_TB:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_TB);
break;
case AV_FIELD_BT:
put_ebml_uint(pb, MATROSKA_ID_VIDEOFIELDORDER,
MATROSKA_VIDEO_FIELDORDER_BT);
break;
}
}
}
}
@ -1088,8 +1090,7 @@ static int mkv_write_track(AVFormatContext *s, MatroskaMuxContext *mkv,
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , par->width);
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELHEIGHT, par->height);
if (mkv->mode != MODE_WEBM)
mkv_write_field_order(pb, par->field_order);
mkv_write_field_order(pb, mkv->mode, par->field_order);
// check both side data and metadata for stereo information,
// write the result to the bitstream if any is found