CHECK: Alignment should match open parenthesis
CHECK: Comparison to NULL could be written "ctx->image"
WARNING: line length of 101 exceeds 80 columns
WARNING: line length of 81 exceeds 80 columns
WARNING: line length of 84 exceeds 80 columns
WARNING: line length of 85 exceeds 80 columns
WARNING: line length of 86 exceeds 80 columns
WARNING: line length of 88 exceeds 80 columns
WARNING: line length of 90 exceeds 80 columns
WARNING: line length of 97 exceeds 80 columns
WARNING: line length of 98 exceeds 80 columns
WARNING: line length of 99 exceeds 80 columns