diff options
| -rw-r--r-- | include/tinyff/common.h | 6 | ||||
| -rw-r--r-- | include/tinyff/image/png.h | 1 | ||||
| -rw-r--r-- | src/format/image/png.c | 6 |
3 files changed, 4 insertions, 9 deletions
diff --git a/include/tinyff/common.h b/include/tinyff/common.h index 678bda9..838caa3 100644 --- a/include/tinyff/common.h +++ b/include/tinyff/common.h @@ -64,10 +64,4 @@ typedef struct { ff_ctx* ff_init(ff_allocator* allocator); void ff_cleanup(ff_ctx* ctx); - -// Small math functions -// TODO: Implement a full math library for tinyff - -#define FF_ABS(a) (((a) < 0) ? -(a) : (a)) - #endif
\ No newline at end of file diff --git a/include/tinyff/image/png.h b/include/tinyff/image/png.h index 82fba32..8ccc4e6 100644 --- a/include/tinyff/image/png.h +++ b/include/tinyff/image/png.h @@ -12,6 +12,7 @@ #include <tinyff/stream.h> #include <tinyff/image/generic.h> #include <tinyff/dbg.h> +#include <tinyff/math/core.h> diff --git a/src/format/image/png.c b/src/format/image/png.c index 755ba9b..cb7f08b 100644 --- a/src/format/image/png.c +++ b/src/format/image/png.c @@ -253,9 +253,9 @@ ff_result ff_png_data_handler(ff_ctx* ctx, uint8_t *buf, size_t len, ff_png_ctx case 4: // Paeth Predictor { int p = left + above - diagonal; - int pa = FF_ABS(p - left); - int pb = FF_ABS(p - above); - int pc = FF_ABS(p - diagonal); + int pa = ff_absi(p - left); + int pb = ff_absi(p - above); + int pc = ff_absi(p - diagonal); if (pa <= pb && pa <= pc) reconstructed_buf[x] = raw[x] + left; |