diff options
Diffstat (limited to 'contrib/examples/pngpixel.c')
| -rw-r--r-- | contrib/examples/pngpixel.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/contrib/examples/pngpixel.c b/contrib/examples/pngpixel.c index e0d43e3f0..f762379ed 100644 --- a/contrib/examples/pngpixel.c +++ b/contrib/examples/pngpixel.c @@ -27,6 +27,8 @@ */ #include "../../png.h" +#if defined(PNG_READ_SUPPORTED) && defined(PNG_SEQUENTIAL_READ_SUPPORTED) + /* Return component 'c' of pixel 'x' from the given row. */ static unsigned int component(png_const_bytep row, png_uint_32 x, unsigned int c, @@ -85,7 +87,7 @@ print_pixel(png_structp png_ptr, png_infop info_ptr, png_const_bytep row, */ case PNG_COLOR_TYPE_PALETTE: { - PNG_CONST unsigned int index = component(row, x, 0, bit_depth, 1); + PNG_CONST int index = component(row, x, 0, bit_depth, 1); png_colorp palette = NULL; int num_palette = 0; @@ -366,3 +368,4 @@ int main(int argc, const char **argv) return result; } +#endif /* READ && SEQUENTIAL_READ */ |