diff options
| -rw-r--r-- | libavfilter/vf_phase.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/libavfilter/vf_phase.c b/libavfilter/vf_phase.c index dd3eced..297ef70 100644 --- a/libavfilter/vf_phase.c +++ b/libavfilter/vf_phase.c @@ -243,6 +243,15 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in) int plane, top, y; AVFrame *out; + if (ctx->is_disabled) { + av_frame_free(&s->frame); + /* we keep a reference to the previous frame so the filter can start + * being useful as soon as it's not disabled, avoiding the 1-frame + * delay. */ + s->frame = av_frame_clone(in); + return ff_filter_frame(outlink, in); + } + out = ff_get_video_buffer(outlink, outlink->w, outlink->h); if (!out) { av_frame_free(&in); @@ -311,4 +320,5 @@ AVFilter ff_vf_phase = { .query_formats = query_formats, .inputs = phase_inputs, .outputs = phase_outputs, + .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL, }; |
