Searched refs:PNG_ZLIB_IN_USE (Results 1 - 2 of 2) sorted by relevance

/external/opencv3/3rdparty/libpng/
H A Dpngstruct.h78 #define PNG_ZLIB_IN_USE 4 /* a flag value */ macro
H A Dpngwutil.c221 if (!(png_ptr->zlib_state & PNG_ZLIB_IN_USE))
297 png_ptr->zlib_state |= PNG_ZLIB_IN_USE;
310 if (png_ptr->zlib_state & PNG_ZLIB_IN_USE)
314 png_ptr->zlib_state &= ~PNG_ZLIB_IN_USE;

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