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matroska: Factor out mkv_write_stereo_mode

This commit is contained in:
Luca Barbato 2014-06-07 01:38:00 +02:00
parent b75a1f9892
commit 48e6432407
1 changed files with 22 additions and 17 deletions
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39
libavformat/matroskaenc.c
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@ -624,6 +624,27 @@ static int mkv_write_codecprivate(AVFormatContext *s, AVIOContext *pb,
return ret;
}
static void mkv_write_stereo_mode(AVIOContext *pb, uint8_t stereo_fmt,
int mode)
{
int valid_fmt = 0;
switch (mode) {
case MODE_WEBM:
if (stereo_fmt <= MATROSKA_VIDEO_STEREOMODE_TYPE_TOP_BOTTOM ||
stereo_fmt == MATROSKA_VIDEO_STEREOMODE_TYPE_RIGHT_LEFT)
valid_fmt = 1;
break;
case MODE_MATROSKAv2:
if (stereo_fmt <= MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_RL)
valid_fmt = 1;
break;
}
if (valid_fmt)
put_ebml_uint (pb, MATROSKA_ID_VIDEOSTEREOMODE, stereo_fmt);
}
static int mkv_write_track(AVFormatContext *s, MatroskaMuxContext *mkv,
int i, AVIOContext *pb)
{
@ -723,23 +744,7 @@ static int mkv_write_track(AVFormatContext *s, MatroskaMuxContext *mkv,
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELWIDTH , codec->width);
put_ebml_uint (pb, MATROSKA_ID_VIDEOPIXELHEIGHT, codec->height);
if ((tag = av_dict_get(s->metadata, "stereo_mode", NULL, 0))) {
uint8_t stereo_fmt = atoi(tag->value);
int valid_fmt = 0;
switch (mkv->mode) {
case MODE_WEBM:
if (stereo_fmt <= MATROSKA_VIDEO_STEREOMODE_TYPE_TOP_BOTTOM ||
stereo_fmt == MATROSKA_VIDEO_STEREOMODE_TYPE_RIGHT_LEFT)
valid_fmt = 1;
break;
case MODE_MATROSKAv2:
if (stereo_fmt <= MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_RL)
valid_fmt = 1;
break;
}
if (valid_fmt)
put_ebml_uint (pb, MATROSKA_ID_VIDEOSTEREOMODE, stereo_fmt);
mkv_write_stereo_mode(pb, atoi(tag->value), mkv->mode);
}
if (st->sample_aspect_ratio.num) {
int d_width = codec->width*av_q2d(st->sample_aspect_ratio);