lavfi: add a function for counting elements in AVFilterPad arrays.

The caller needs to know what valid indices can be passed to avfilter_pad_get_name/type.

Anton Khirnov committed 13 years ago

Commit 7e8fe4b1 parent 7cdd7373 files · +10 −3Browse files

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@@ -23,6 +23,7 @@ API changes, most recent first: · 22 unmodified lines
23	Add avfilter_init_str(), deprecate avfilter_init_filter().	23	Add avfilter_init_str(), deprecate avfilter_init_filter().
24	Add avfilter_init_dict().	24	Add avfilter_init_dict().
25	Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.	25	Add AVFilter.flags field and AVFILTER_FLAG_DYNAMIC_{INPUTS,OUTPUTS} flags.
		26	Add avfilter_pad_count() for counting filter inputs/outputs.
26		27
27	2013-xx-xx - lavfi 3.7.0 - avfilter.h	28	2013-xx-xx - lavfi 3.7.0 - avfilter.h
28	Add AVFilter.priv_class for exporting filter options through the AVOptions API	29	Add AVFilter.priv_class for exporting filter options through the AVOptions API

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