Searched refs:PNG_ZLIB_IN_USE (Results 1 – 2 of 2) sorted by relevance
78 #define PNG_ZLIB_IN_USE 4 /* a flag value */ macro
221 if (!(png_ptr->zlib_state & PNG_ZLIB_IN_USE)) in png_zlib_claim()297 png_ptr->zlib_state |= PNG_ZLIB_IN_USE; in png_zlib_claim()310 if (png_ptr->zlib_state & PNG_ZLIB_IN_USE) in png_zlib_release()314 png_ptr->zlib_state &= ~PNG_ZLIB_IN_USE; in png_zlib_release()