diff options
| author | Paul B Mahol <onemda@gmail.com> | 2020-07-11 13:20:45 +0200 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2020-07-17 13:53:55 +0200 |
| commit | d363afb30e9ccd4e9b7c139185ade9be65927d7b (patch) | |
| tree | eec3cf45b39e76c20accd531f137132d215366f3 /libavfilter/vf_tinterlace.c | |
| parent | 24fea4d09b6f90df28c0cd9aaadb9a1020642837 (diff) | |
avfilter/vf_tinterlace: fix mergex2, first frame is always considered odd
Diffstat (limited to 'libavfilter/vf_tinterlace.c')
| -rw-r--r-- | libavfilter/vf_tinterlace.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavfilter/vf_tinterlace.c b/libavfilter/vf_tinterlace.c index d145e35520..542b66898e 100644 --- a/libavfilter/vf_tinterlace.c +++ b/libavfilter/vf_tinterlace.c @@ -396,12 +396,12 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *picref) copy_picture_field(tinterlace, out->data, out->linesize, (const uint8_t **)cur->data, cur->linesize, inlink->format, inlink->w, inlink->h, - FIELD_UPPER_AND_LOWER, 1, tinterlace->mode == MODE_MERGEX2 ? inlink->frame_count_out & 1 ? FIELD_LOWER : FIELD_UPPER : FIELD_UPPER, tinterlace->flags); + FIELD_UPPER_AND_LOWER, 1, tinterlace->mode == MODE_MERGEX2 ? (1 + inlink->frame_count_out) & 1 ? FIELD_LOWER : FIELD_UPPER : FIELD_UPPER, tinterlace->flags); /* write even frame lines into the lower field of the new frame */ copy_picture_field(tinterlace, out->data, out->linesize, (const uint8_t **)next->data, next->linesize, inlink->format, inlink->w, inlink->h, - FIELD_UPPER_AND_LOWER, 1, tinterlace->mode == MODE_MERGEX2 ? inlink->frame_count_out & 1 ? FIELD_UPPER : FIELD_LOWER : FIELD_LOWER, tinterlace->flags); + FIELD_UPPER_AND_LOWER, 1, tinterlace->mode == MODE_MERGEX2 ? (1 + inlink->frame_count_out) & 1 ? FIELD_UPPER : FIELD_LOWER : FIELD_LOWER, tinterlace->flags); if (tinterlace->mode != MODE_MERGEX2) av_frame_free(&tinterlace->next); break; |