Lines Matching defs:tRNS
215 /* Invert the alpha channel (in tRNS) */
2005 png_byte tRNS[256];
2007 memset(tRNS, 255, (sizeof tRNS));
2051 tRNS[i] = alphabyte;
2080 tRNS[i] = entry[afirst ? 0 : 3];
2081 if (tRNS[i] < 255)
2091 tRNS[i] = entry[1 ^ afirst];
2092 if (tRNS[i] < 255)
2117 png_set_tRNS(image->opaque->png_ptr, image->opaque->info_ptr, tRNS,
