Lines Matching defs:alpha
61 int alpha;
83 "type:%s start_frame:%d nb_frames:%d alpha:%d\n",
85 s->nb_frames,s->alpha);
89 "type:%s start_time:%f duration:%f alpha:%d\n",
91 (s->duration / (double)AV_TIME_BASE),s->alpha);
142 s->alpha &= !!(pixdesc->flags & AV_PIX_FMT_FLAG_ALPHA);
145 /* use CCIR601/709 black level for studio-level pixel non-alpha components */
147 ff_fmt_is_in(inlink->format, studio_level_pix_fmts) && !s->alpha ? 16 : 0;
187 if (s->alpha) filter_rgb(s, frame, slice_start, slice_end, 1, 4);
325 if (s->alpha) {
364 { "alpha", "fade alpha if it is available on the input", OFFSET(alpha), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, FLAGS },