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avfilter/buffersink: simplify parsing the input channel layout string 

And remove a stray comma in the list of supported separators.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2022-03-15 14:18:24 -03:00
parent ef2b3efd51
commit f5d67469b0
1 changed files with 8 additions and 10 deletions
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18
libavfilter/buffersink.c
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@ -330,24 +330,22 @@ static int asink_query_formats(AVFilterContext *ctx)
"Conflicting ch_layouts and list of channel_counts/channel_layouts. Ignoring the former\n");
else
#endif
while (cur && *cur) {
char *chl = av_get_token(&cur, "|,");
if (!chl)
return AVERROR(ENOMEM);
if (*cur)
cur++;
while (cur) {
char *next = strchr(cur, '|');
if (next)
*next++ = 0;
ret = av_channel_layout_from_string(&layout, chl);
ret = av_channel_layout_from_string(&layout, cur);
if (ret < 0) {
av_log(ctx, AV_LOG_ERROR, "Error parsing channel layout: %s.\n", chl);
av_free(chl);
av_log(ctx, AV_LOG_ERROR, "Error parsing channel layout: %s.\n", cur);
return ret;
}
ret = ff_add_channel_layout(&layouts, &layout);
av_channel_layout_uninit(&layout);
av_free(chl);
if (ret < 0)
return ret;
cur = next;
}
}