| 182 | } |
| 183 | |
| 184 | bool hasColorChannels( int format ) |
| 185 | { |
| 186 | switch ( format ) |
| 187 | { |
| 188 | case 0: |
| 189 | case 1: |
| 190 | case 4: |
| 191 | case 6: |
| 192 | case 9: |
| 193 | return false; |
| 194 | case 2: |
| 195 | case 3: |
| 196 | case 5: |
| 197 | case 7: |
| 198 | case 8: |
| 199 | case 10: |
| 200 | return true; |
| 201 | default: |
| 202 | return false; |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | std::optional<ColorChannels> getColorChannels( const char* buf, int format ) |
| 207 | { |