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Code Issues Releases Activity

avfilter/avf_showvolume: check for allocation error and stop leaks

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This commit is contained in:
Paul B Mahol 2022-04-13 18:18:49 +02:00
parent fa3f9f2f6a
commit 24144af2dd
1 changed files with 5 additions and 0 deletions
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5
libavfilter/avf_showvolume.c
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@ -190,6 +190,9 @@ static int config_input(AVFilterLink *inlink)
s->persistent_max_frames = (int) FFMAX(av_q2d(s->frame_rate) * s->draw_persistent_duration, 1.); s->persistent_max_frames = (int) FFMAX(av_q2d(s->frame_rate) * s->draw_persistent_duration, 1.);
s->max_persistent = av_calloc(inlink->ch_layout.nb_channels * s->persistent_max_frames, sizeof(*s->max_persistent)); s->max_persistent = av_calloc(inlink->ch_layout.nb_channels * s->persistent_max_frames, sizeof(*s->max_persistent));
s->nb_frames_max_display = av_calloc(inlink->ch_layout.nb_channels * s->persistent_max_frames, sizeof(*s->nb_frames_max_display)); s->nb_frames_max_display = av_calloc(inlink->ch_layout.nb_channels * s->persistent_max_frames, sizeof(*s->nb_frames_max_display));
if (!s->max_persistent ||
!s->nb_frames_max_display)
return AVERROR(ENOMEM);
} }
return 0; return 0;
} }
@ -479,6 +482,8 @@ static av_cold void uninit(AVFilterContext *ctx)
av_freep(&s->values); av_freep(&s->values);
av_freep(&s->color_lut); av_freep(&s->color_lut);
av_freep(&s->max); av_freep(&s->max);
av_freep(&s->max_persistent);
av_freep(&s->nb_frames_max_display);
} }
static const AVFilterPad showvolume_inputs[] = { static const AVFilterPad showvolume_inputs[] = {