Lines Matching defs:tRNS
14 * makepng [--sRGB|--linear|--1.8] [--tRNS] [--nofilters] \
43 * For color-mapped images a four channel color-map is used and if --tRNS is
44 * given the PNG file has a tRNS chunk, as follows:
54 * The palette always has 2^bit-depth entries and the tRNS chunk one fewer. The
57 * For formats other than color-mapped ones if --tRNS is specified a tRNS chunk
772 unsigned int filters, unsigned int *colors, int small, int tRNS)
897 if (tRNS)
906 else if (tRNS)
1685 int tRNS = 0; /* don't output a tRNS chunk */
1704 if (strcmp(arg, "--tRNS") == 0)
1706 tRNS = 1;
1934 head_insert, filters, colors, small, tRNS);
