| 5420 | } stbi__bmp_data; |
| 5421 | |
| 5422 | static int stbi__bmp_set_mask_defaults(stbi__bmp_data *info, int compress) |
| 5423 | { |
| 5424 | // BI_BITFIELDS specifies masks explicitly, don't override |
| 5425 | if (compress == 3) |
| 5426 | return 1; |
| 5427 | |
| 5428 | if (compress == 0) { |
| 5429 | if (info->bpp == 16) { |
| 5430 | info->mr = 31u << 10; |
| 5431 | info->mg = 31u << 5; |
| 5432 | info->mb = 31u << 0; |
| 5433 | } else if (info->bpp == 32) { |
| 5434 | info->mr = 0xffu << 16; |
| 5435 | info->mg = 0xffu << 8; |
| 5436 | info->mb = 0xffu << 0; |
| 5437 | info->ma = 0xffu << 24; |
| 5438 | info->all_a = 0; // if all_a is 0 at end, then we loaded alpha channel but it was all 0 |
| 5439 | } else { |
| 5440 | // otherwise, use defaults, which is all-0 |
| 5441 | info->mr = info->mg = info->mb = info->ma = 0; |
| 5442 | } |
| 5443 | return 1; |
| 5444 | } |
| 5445 | return 0; // error |
| 5446 | } |
| 5447 | |
| 5448 | static void *stbi__bmp_parse_header(stbi__context *s, stbi__bmp_data *info) |
| 5449 | { |
no outgoing calls
no test coverage detected