lavfi/avf_showspectrum: Fix the memory leak in error handle path

Fix the memory leak in error handle path.

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Jun Zhao <barryjzhao@tencent.com>
This commit is contained in:
Jun Zhao 2019-12-03 18:16:24 +08:00
parent 02a83e26de
commit 46d2a67f80
1 changed files with 2 additions and 3 deletions

View File

@ -700,16 +700,15 @@ static int draw_legend(AVFilterContext *ctx, int samples)
drawtext(s->outpicref, 2, outlink->h - 10, "CREATED BY LIBAVFILTER", 0);
drawtext(s->outpicref, outlink->w - 2 - strlen(text) * 10, outlink->h - 10, text, 0);
av_freep(&text);
if (s->stop) {
char *text = av_asprintf("Zoom: %d Hz - %d Hz", s->start, s->stop);
text = av_asprintf("Zoom: %d Hz - %d Hz", s->start, s->stop);
if (!text)
return AVERROR(ENOMEM);
drawtext(s->outpicref, outlink->w - 2 - strlen(text) * 10, 3, text, 0);
av_freep(&text);
}
av_freep(&text);
dst = s->outpicref->data[0] + (s->start_y - 1) * s->outpicref->linesize[0] + s->start_x - 1;
for (x = 0; x < s->w + 1; x++)
dst[x] = 200;