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avfilter: fix leaks on error in ff_filter_frame

This commit is contained in:
Vittorio Giovara 2013-12-18 11:45:01 +01:00
parent 5655732c77
commit abb5e37f64
1 changed files with 19 additions and 6 deletions
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25
libavfilter/avfilter.c
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@ -729,7 +729,8 @@ int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
{
int (*filter_frame)(AVFilterLink *, AVFrame *);
AVFilterPad *dst = link->dstpad;
AVFrame *out;
AVFrame *out = NULL;
int ret;
FF_DPRINTF_START(NULL, filter_frame);
ff_dlog_link(NULL, link, 1);
@ -748,13 +749,18 @@ int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
case AVMEDIA_TYPE_AUDIO:
out = ff_get_audio_buffer(link, frame->nb_samples);
break;
default: return AVERROR(EINVAL);
default:
ret = AVERROR(EINVAL);
goto fail;
}
if (!out) {
av_frame_free(&frame);
return AVERROR(ENOMEM);
ret = AVERROR(ENOMEM);
goto fail;
}
av_frame_copy_props(out, frame);
ret = av_frame_copy_props(out, frame);
if (ret < 0)
goto fail;
switch (link->type) {
case AVMEDIA_TYPE_VIDEO:
@ -767,7 +773,9 @@ int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
av_get_channel_layout_nb_channels(frame->channel_layout),
frame->format);
break;
default: return AVERROR(EINVAL);
default:
ret = AVERROR(EINVAL);
goto fail;
}
av_frame_free(&frame);
@ -775,6 +783,11 @@ int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
out = frame;
return filter_frame(link, out);
fail:
av_frame_free(&out);
av_frame_free(&frame);
return ret;
}
const AVClass *avfilter_get_class(void)