hwcontext: Make it easier to work with device types

Adds functions to convert to/from strings and a function to iterate over all supported device types. Also adds a new invalid type AV_HWDEVICE_TYPE_NONE, which acts as a sentinel value.

Mark Thompson committed 9 years ago

Commit b7487f41 parent b266ad54 files · +74 −1Browse files

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@@ -13,6 +13,10 @@ libavutil: 2015-08-28 · 12 unmodified lines
13		13
14	API changes, most recent first:	14	API changes, most recent first:
15		15
		16	2017-03-xx - xxxxxxx - lavu 55.35.0 - hwcontext.h
		17	Add AV_HWDEVICE_TYPE_NONE, av_hwdevice_find_type_by_name(),
		18	av_hwdevice_get_type_name() and av_hwdevice_iterate_types().
		19
16	2017-03-xx - xxxxxxx - lavu 55.34.0 - hwcontext.h	20	2017-03-xx - xxxxxxx - lavu 55.34.0 - hwcontext.h
17	Add av_hwdevice_ctx_create_derived().	21	Add av_hwdevice_ctx_create_derived().
18		22

hwcontext: Make it easier to work with device types

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