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lavfi: issue error if maximum number of filters is reached

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Issue an error and return a more meaningful error code in case the
maximum number of registered filters has been reached.
This is better than silently ignore the error, improve feedback.
This commit is contained in:
Stefano Sabatini
2011-11-02 22:08:28 +01:00
parent 6ace8374ba
commit 217790871e
1 changed files with 7 additions and 2 deletions
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9
libavfilter/avfilter.c
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@@ -706,8 +706,13 @@ AVFilter *avfilter_get_by_name(const char *name)
int avfilter_register(AVFilter *filter) int avfilter_register(AVFilter *filter)
{ {
if (next_registered_avfilter_idx == MAX_REGISTERED_AVFILTERS_NB) if (next_registered_avfilter_idx == MAX_REGISTERED_AVFILTERS_NB) {
return -1; av_log(NULL, AV_LOG_ERROR,
"Maximum number of registered filters %d reached, "
"impossible to register filter with name '%s'\n",
MAX_REGISTERED_AVFILTERS_NB, filter->name);
return AVERROR(ENOMEM);
}
registered_avfilters[next_registered_avfilter_idx++] = filter; registered_avfilters[next_registered_avfilter_idx++] = filter;
return 0; return 0;