ThreadData td;
AVFrame *out;
+ if (s->nb_inputs == 1)
+ return ff_filter_frame(outlink, in);
+
if (s->nb_frames < s->nb_inputs) {
s->frames[s->nb_frames] = in;
s->nb_frames++;
s->frames[s->nb_inputs - 1] = in;
}
+ if (ctx->is_disabled) {
+ out = av_frame_clone(s->frames[0]);
+ if (!out)
+ return AVERROR(ENOMEM);
+ return ff_filter_frame(outlink, out);
+ }
+
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
}
static const AVOption tmix_options[] = {
- { "frames", "set number of successive frames to mix", OFFSET(nb_inputs), AV_OPT_TYPE_INT, {.i64=3}, 2, 128, .flags = FLAGS },
+ { "frames", "set number of successive frames to mix", OFFSET(nb_inputs), AV_OPT_TYPE_INT, {.i64=3}, 1, 128, .flags = FLAGS },
{ "weights", "set weight for each frame", OFFSET(weights_str), AV_OPT_TYPE_STRING, {.str="1 1 1"}, 0, 0, .flags = FLAGS },
{ "scale", "set scale", OFFSET(scale), AV_OPT_TYPE_FLOAT, {.dbl=0}, 0, INT16_MAX, .flags = FLAGS },
{ NULL },
.inputs = inputs,
.init = init,
.uninit = uninit,
- .flags = AVFILTER_FLAG_SLICE_THREADS,
+ .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
};
#endif /* CONFIG_TMIX_FILTER */