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authorVittorio Giovara <vittorio.giovara@gmail.com>2013-10-01 19:08:03 +0200
committerAnton Khirnov <anton@khirnov.net>2013-10-02 16:40:49 +0200
commit06e7301a2efa8dededecbe6836ee5b59bf7e5e76 (patch)
tree9492c171bff7f1674a8de49f28f1d9e62f134041 /libavfilter/vf_interlace.c
parent628a17d78ac1d95d83482b0c333c03bdb1fffbe9 (diff)
vf_interlace: do not process an already interlaced frame
Signed-off-by: Anton Khirnov <anton@khirnov.net>
Diffstat (limited to 'libavfilter/vf_interlace.c')
-rw-r--r--libavfilter/vf_interlace.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/libavfilter/vf_interlace.c b/libavfilter/vf_interlace.c
index d65473967f..139d5b0247 100644
--- a/libavfilter/vf_interlace.c
+++ b/libavfilter/vf_interlace.c
@@ -181,6 +181,16 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
if (!s->cur || !s->next)
return 0;
+ if (s->cur->interlaced_frame) {
+ av_log(ctx, AV_LOG_WARNING,
+ "video is already interlaced, adjusting framerate only\n");
+ out = av_frame_clone(s->cur);
+ out->pts /= 2; // adjust pts to new framerate
+ ret = ff_filter_frame(outlink, out);
+ s->got_output = 1;
+ return ret;
+ }
+
tff = (s->scan == MODE_TFF);
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)