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buffersrc: warn when there are too many buffers.

This commit is contained in:
Nicolas George 2012-06-28 11:21:18 +02:00
parent 3f59bbf5b6
commit 05d6cc116e
1 changed files with 11 additions and 0 deletions
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11
libavfilter/buffersrc.c
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@ -43,6 +43,7 @@ typedef struct {
AVRational time_base; ///< time_base to set in the output link
AVRational frame_rate; ///< frame_rate to set in the output link
unsigned nb_failed_requests;
unsigned warning_limit;
/* video only */
int w, h;
@ -183,6 +184,14 @@ int av_buffersrc_add_ref(AVFilterContext *s, AVFilterBufferRef *buf, int flags)
return ret;
}
c->nb_failed_requests = 0;
if (c->warning_limit &&
av_fifo_size(c->fifo) / sizeof(buf) >= c->warning_limit) {
av_log(s, AV_LOG_WARNING,
"%d buffers queued in %s, something may be wrong.\n",
c->warning_limit,
(char *)av_x_if_null(s->name, s->filter->name));
c->warning_limit *= 10;
}
return 0;
}
@ -261,6 +270,7 @@ static av_cold int init_video(AVFilterContext *ctx, const char *args)
c->w, c->h, av_pix_fmt_descriptors[c->pix_fmt].name,
c->time_base.num, c->time_base.den, c->frame_rate.num, c->frame_rate.den,
c->pixel_aspect.num, c->pixel_aspect.den, (char *)av_x_if_null(c->sws_param, ""));
c->warning_limit = 100;
return 0;
fail:
@ -320,6 +330,7 @@ static av_cold int init_audio(AVFilterContext *ctx, const char *args)
"tb:%d/%d samplefmt:%s samplerate:%d chlayout:%s\n",
s->time_base.num, s->time_base.den, s->sample_fmt_str,
s->sample_rate, s->channel_layout_str);
s->warning_limit = 100;
fail:
av_opt_free(s);