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avfilter/af_amerge: properly handle unknown input layouts

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Reviewed-by: Nicolas George <george@nsup.org>
Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2016-12-15 03:28:20 +01:00
parent d5ecffbac6
commit 0db48ee425
1 changed files with 8 additions and 3 deletions
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11
libavfilter/af_amerge.c
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@ -96,10 +96,15 @@ static int query_formats(AVFilterContext *ctx)
av_get_channel_layout_string(buf, sizeof(buf), 0, inlayout[i]);
av_log(ctx, AV_LOG_INFO, "Using \"%s\" for input %d\n", buf, i + 1);
}
s->in[i].nb_ch = av_get_channel_layout_nb_channels(inlayout[i]);
if (outlayout & inlayout[i])
s->in[i].nb_ch = FF_LAYOUT2COUNT(inlayout[i]);
if (s->in[i].nb_ch) {
overlap++;
outlayout |= inlayout[i];
} else {
s->in[i].nb_ch = av_get_channel_layout_nb_channels(inlayout[i]);
if (outlayout & inlayout[i])
overlap++;
outlayout |= inlayout[i];
}
nb_ch += s->in[i].nb_ch;
}
if (nb_ch > SWR_CH_MAX) {