lavu/opt: add a more general child class iteration API

Use opaque iteration state instead of the previous child class. This mirrors similar changes done in lavf/lavc. Deprecate the av_opt_child_class_next() API.

Anton Khirnov committed 6 years ago

Commit 1b4a98b1 parent 202e0685 files · +71 −12Browse files

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@@ -15,6 +15,10 @@ libavutil: 2017-10-21 · 14 unmodified lines
15		15
16	API changes, most recent first:	16	API changes, most recent first:
17		17
		18	2020-06-xx - xxxxxxxxxx - lavu 56.53.100 - log.h opt.h
		19	Add av_opt_child_class_iterate() and AVClass.child_class_iterate().
		20	Deprecate av_opt_child_class_next() and AVClass.child_class_next().
		21
18	2020-06-05 - ec39c2276a - lavu 56.50.100 - buffer.h	22	2020-06-05 - ec39c2276a - lavu 56.50.100 - buffer.h
19	Passing NULL as alloc argument to av_buffer_pool_init2() is now allowed.	23	Passing NULL as alloc argument to av_buffer_pool_init2() is now allowed.
20		24

lavu/opt: add a more general child class iteration API

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