[Ffmpeg-cvslog] r7124 - trunk/libavutil/common.h
reimar
subversion
Sun Nov 19 10:43:26 CET 2006
Author: reimar
Date: Sun Nov 19 10:43:26 2006
New Revision: 7124
Modified:
trunk/libavutil/common.h
Log:
Correct GET/PUT_UTF8 comment: the get/put functions might be called up
to 7 times, though only up to 4 times for valid utf-8 values.
Modified: trunk/libavutil/common.h
==============================================================================
--- trunk/libavutil/common.h (original)
+++ trunk/libavutil/common.h Sun Nov 19 10:43:26 2006
@@ -308,7 +308,8 @@
* ucs-4 character and should be a left value.
* \param GET_BYTE gets utf-8 encoded bytes from any proper source. It can be
* a function or a statement whose return value or evaluated value is of type
- * uint8_t. It will be executed up to 4 times.
+ * uint8_t. It will be executed up to 4 times for values in the valid utf-8 range,
+ * and up to 7 times in the general case.
* \param ERROR action that should be taken when an invalid utf-8 byte is returned
* from GET_BYTE. It should be a statement that jumps out of the macro,
* like exit(), goto, return, break, or continue.
@@ -340,7 +341,8 @@
* \param PUT_BYTE writes the converted utf-8 bytes to any proper destination.
* It could be a function or a statement, and uses tmp as the input byte.
* For example, PUT_BYTE could be "*output++ = tmp;" PUT_BYTE will be
- * executed up to 4 times, depending on the length of the converted
+ * executed up to 4 times for values in the valid utf-8 range and up to
+ * 7 times in the general case, depending on the length of the converted
* unicode character.
*/
#define PUT_UTF8(val, tmp, PUT_BYTE)\
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