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Lines Matching refs:palette

610       png_free(png_ptr, info_ptr->palette);
611       info_ptr->palette = NULL;
834 /* Build a grayscale palette.  Palette is assumed to be 1 << bit_depth
840 png_build_grayscale_palette(int bit_depth, png_colorp palette)
849    if (palette == NULL)
882       palette[i].red = (png_byte)(v & 0xff);
883       palette[i].green = (png_byte)(v & 0xff);
884       palette[i].blue = (png_byte)(v & 0xff);