Lines Matching refs:bit_depth
829 switch (png_ptr->bit_depth)
1046 double m = (double)(((png_uint_32)1 << png_ptr->bit_depth) - 1);
1217 info_ptr->bit_depth = 8;
1227 if (info_ptr->bit_depth < 8)
1228 info_ptr->bit_depth = 8;
1256 if ((png_ptr->transformations & PNG_16_TO_8) && (info_ptr->bit_depth == 16))
1257 info_ptr->bit_depth = 8;
1275 png_ptr->palette_lookup && info_ptr->bit_depth == 8)
1283 if ((png_ptr->transformations & PNG_PACK) && (info_ptr->bit_depth < 8))
1284 info_ptr->bit_depth = 8;
1321 if (info_ptr->bit_depth < png_ptr->user_transform_depth)
1322 info_ptr->bit_depth = png_ptr->user_transform_depth;
1329 info_ptr->bit_depth);
1568 /* png_byte bit_depth; bit depth of samples */
1574 png_ptr->row_info.bit_depth = png_ptr->user_transform_depth;
1578 png_ptr->row_info.pixel_depth = (png_byte)(png_ptr->row_info.bit_depth *
1600 if (row != NULL && row_info != NULL && row_info->bit_depth < 8)
1602 if (row_info->bit_depth < 8)
1608 switch (row_info->bit_depth)
1674 row_info->bit_depth = 8;
1706 shift[channels++] = row_info->bit_depth - sig_bits->red;
1707 shift[channels++] = row_info->bit_depth - sig_bits->green;
1708 shift[channels++] = row_info->bit_depth - sig_bits->blue;
1712 shift[channels++] = row_info->bit_depth - sig_bits->gray;
1716 shift[channels++] = row_info->bit_depth - sig_bits->alpha;
1730 switch (row_info->bit_depth)
1803 if (row != NULL && row_info != NULL && row_info->bit_depth == 16)
1805 if (row_info->bit_depth == 16)
1847 row_info->bit_depth = 8;
1868 if (row_info->bit_depth == 8)
1910 if (row_info->bit_depth == 8)
1961 if (row_info->bit_depth == 8)
2010 if (row_info->bit_depth == 8)
2066 if (row_info->bit_depth == 8)
2098 else if (row_info->bit_depth == 16)
2138 if (row_info->bit_depth == 8)
2174 else if (row_info->bit_depth == 16)
2233 if (row_info->bit_depth >= 8 &&
2241 if (row_info->bit_depth == 8)
2269 if (row_info->bit_depth == 8)
2301 row_info->bit_depth);
2352 if (row_info->bit_depth == 8)
2396 else /* RGB bit_depth == 16 */
2458 if (row_info->bit_depth == 8)
2494 else /* RGBA bit_depth == 16 */
2559 row_info->bit_depth);
2566 /* Build a grayscale palette. Palette is assumed to be 1 << bit_depth
2572 png_build_grayscale_palette(int bit_depth, png_colorp palette)
2584 switch (bit_depth)
2839 switch (row_info->bit_depth)
3060 if (row_info->bit_depth == 8)
3101 else /* if (row_info->bit_depth == 16) */
3165 if (row_info->bit_depth == 8)
3224 else /* if (png_ptr->bit_depth == 16) */
3308 if (row_info->bit_depth == 8)
3381 else /* if (row_info->bit_depth == 16) */
3493 row_info->bit_depth);
3522 ((row_info->bit_depth <= 8 && gamma_table != NULL) ||
3523 (row_info->bit_depth == 16 && gamma_16_table != NULL)))
3529 if (row_info->bit_depth == 8)
3542 else /* if (row_info->bit_depth == 16) */
3568 if (row_info->bit_depth == 8)
3582 else /* if (row_info->bit_depth == 16) */
3606 if (row_info->bit_depth == 8)
3615 else /* if (row_info->bit_depth == 16) */
3631 if (row_info->bit_depth == 2)
3650 if (row_info->bit_depth == 4)
3664 else if (row_info->bit_depth == 8)
3674 else if (row_info->bit_depth == 16)
3713 if (row_info->bit_depth < 8)
3715 switch (row_info->bit_depth)
3785 row_info->bit_depth = 8;
3789 switch (row_info->bit_depth)
3809 row_info->bit_depth = 8;
3828 row_info->bit_depth = 8;
3862 if (row_info->bit_depth < 8)
3864 switch (row_info->bit_depth)
3939 row_info->bit_depth = 8;
3946 if (row_info->bit_depth == 8)
3961 else if (row_info->bit_depth == 16)
3986 row_info->pixel_depth = (png_byte)(row_info->bit_depth << 1);
3993 if (row_info->bit_depth == 8)
4011 else if (row_info->bit_depth == 16)
4048 row_info->pixel_depth = (png_byte)(row_info->bit_depth << 2);
4071 palette_lookup && row_info->bit_depth == 8)
4102 row_info->pixel_depth = row_info->bit_depth;
4106 palette_lookup != NULL && row_info->bit_depth == 8)
4131 row_info->pixel_depth = row_info->bit_depth;
4135 dither_lookup && row_info->bit_depth == 8)
4190 if (png_ptr->bit_depth <= 8)
4420 if (row_info->bit_depth == 8)
4440 else if (row_info->bit_depth == 16)