return 0;
}
+#define SET_META(key, format, value) \
+ snprintf(buf, sizeof(buf), format, value); \
+ av_dict_set(metadata, key, buf, 0)
+
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
int x, i;
int pblack = 0;
uint8_t *p = frame->data[0];
+ AVDictionary **metadata;
+ char buf[32];
for (i = 0; i < frame->height; i++) {
for (x = 0; x < inlink->w; x++)
s->last_keyframe = s->frame;
pblack = s->nblack * 100 / (inlink->w * inlink->h);
- if (pblack >= s->bamount)
+ if (pblack >= s->bamount) {
+ metadata = avpriv_frame_get_metadatap(frame);
+
av_log(ctx, AV_LOG_INFO, "frame:%u pblack:%u pts:%"PRId64" t:%f "
"type:%c last_keyframe:%d\n",
s->frame, pblack, frame->pts,
frame->pts == AV_NOPTS_VALUE ? -1 : frame->pts * av_q2d(inlink->time_base),
av_get_picture_type_char(frame->pict_type), s->last_keyframe);
+ SET_META("lavfi.blackframe.pblack", "%u", pblack);
+ }
+
s->frame++;
s->nblack = 0;
return ff_filter_frame(inlink->dst->outputs[0], frame);