Add another "reuse" permission, to distinguish between the case where a source filter will simply want to re-output the same image multiple times and reuse a buffer to do it, and the case where the source filter will output multiple image by modifying a single buffer and outputting it multiple times.

Commited in SoC by Bobby Bingham on 2007-08-18 02:21:01 Originally committed as revision 12103 to svn://svn.ffmpeg.org/ffmpeg/trunk

Vitor Sessak committed 18 years ago

Commit b3ab2f71 parent 056f0431 file · +2 −1Browse files

Showing the changes to libavfilter/avfilter.h (1 of 1 file). Show all

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@@ -78,7 +78,8 @@ typedef struct AVFilterPicRef · 77 unmodified lines
78	78	#define AV_PERM_READ 0x01 ///< can read from the buffer
79	79	#define AV_PERM_WRITE 0x02 ///< can write to the buffer
80	80	#define AV_PERM_PRESERVE 0x04 ///< nobody else can overwrite the buffer
81		−#define AV_PERM_REUSE 0x08 ///< can output the buffer multiple times
	81	+#define AV_PERM_REUSE 0x08 ///< can output the buffer multiple times, with the same contents each time
	82	+#define AV_PERM_REUSE2 0x10 ///< can output the buffer multiple times, modified each time
82	83	} AVFilterPicRef;
83	84
84	85	/**

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