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avformat/matroska: Move ff_mkv_stereo3d_conv() to demuxer

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It is now its only user; also make it static.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt
2023-08-11 04:59:03 +02:00
parent 2d09488ac3
commit 9c46faaf77
3 changed files with 57 additions and 62 deletions
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58
libavformat/matroska.c
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@@ -19,8 +19,6 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/stereo3d.h"
#include "matroska.h"
/* If you add a tag here that is not in ff_codec_bmp_tags[]
@@ -145,59 +143,3 @@ const char * const ff_matroska_video_stereo_mode[MATROSKA_VIDEO_STEREOMODE_TYPE_
"block_lr",
"block_rl",
};
int ff_mkv_stereo3d_conv(AVStream *st, MatroskaVideoStereoModeType stereo_mode)
{
AVStereo3D *stereo;
int ret;
stereo = av_stereo3d_alloc();
if (!stereo)
return AVERROR(ENOMEM);
// note: the missing breaks are intentional
switch (stereo_mode) {
case MATROSKA_VIDEO_STEREOMODE_TYPE_MONO:
stereo->type = AV_STEREO3D_2D;
break;
case MATROSKA_VIDEO_STEREOMODE_TYPE_RIGHT_LEFT:
stereo->flags |= AV_STEREO3D_FLAG_INVERT;
case MATROSKA_VIDEO_STEREOMODE_TYPE_LEFT_RIGHT:
stereo->type = AV_STEREO3D_SIDEBYSIDE;
break;
case MATROSKA_VIDEO_STEREOMODE_TYPE_BOTTOM_TOP:
stereo->flags |= AV_STEREO3D_FLAG_INVERT;
case MATROSKA_VIDEO_STEREOMODE_TYPE_TOP_BOTTOM:
stereo->type = AV_STEREO3D_TOPBOTTOM;
break;
case MATROSKA_VIDEO_STEREOMODE_TYPE_CHECKERBOARD_RL:
stereo->flags |= AV_STEREO3D_FLAG_INVERT;
case MATROSKA_VIDEO_STEREOMODE_TYPE_CHECKERBOARD_LR:
stereo->type = AV_STEREO3D_CHECKERBOARD;
break;
case MATROSKA_VIDEO_STEREOMODE_TYPE_ROW_INTERLEAVED_RL:
stereo->flags |= AV_STEREO3D_FLAG_INVERT;
case MATROSKA_VIDEO_STEREOMODE_TYPE_ROW_INTERLEAVED_LR:
stereo->type = AV_STEREO3D_LINES;
break;
case MATROSKA_VIDEO_STEREOMODE_TYPE_COL_INTERLEAVED_RL:
stereo->flags |= AV_STEREO3D_FLAG_INVERT;
case MATROSKA_VIDEO_STEREOMODE_TYPE_COL_INTERLEAVED_LR:
stereo->type = AV_STEREO3D_COLUMNS;
break;
case MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_RL:
stereo->flags |= AV_STEREO3D_FLAG_INVERT;
case MATROSKA_VIDEO_STEREOMODE_TYPE_BOTH_EYES_BLOCK_LR:
stereo->type = AV_STEREO3D_FRAMESEQUENCE;
break;
}
ret = av_stream_add_side_data(st, AV_PKT_DATA_STEREO3D, (uint8_t *)stereo,
sizeof(*stereo));
if (ret < 0) {
av_freep(&stereo);
return ret;
}
return 0;
}