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Lines Matching defs:png_do_rgb_to_gray

1318          png_do_rgb_to_gray(png_ptr, &(png_ptr->row_info), png_ptr->row_buf + 1);
1324             png_warning(png_ptr, "png_do_rgb_to_gray found nongray pixel");
1327             png_error(png_ptr, "png_do_rgb_to_gray found nongray pixel");
2223 png_do_rgb_to_gray(png_structp png_ptr, png_row_infop row_info, png_bytep row)
2231    png_debug(1, "in png_do_rgb_to_gray\n");