Use a function for aligned memory allocations

...instead of doing this manually.

1 files changed, 8 insertions, 0 deletions

diff --git a/libass/ass_utils.h b/libass/ass_utils.h
index 4e2ba6c..7228b36 100644
--- a/libass/ass_utils.h
+++ b/libass/ass_utils.h
@@ -49,6 +49,9 @@ int has_avx(void);
 int has_avx2(void);
 #endif
 
+void *ass_aligned_alloc(size_t alignment, size_t size);
+void ass_aligned_free(void *ptr);
+
 int mystrtoi(char **p, int *res);
 int mystrtoll(char **p, long long *res);
 int mystrtou32(char **p, int base, uint32_t *res);
@@ -70,6 +73,11 @@ void *ass_guess_buffer_cp(ASS_Library *library, unsigned char *buffer,
 /* defined in ass_strtod.c */
 double ass_strtod(const char *string, char **endPtr);
 
+static inline size_t ass_align(size_t alignment, size_t s)
+{
+    return (s + (alignment - 1)) & ~(alignment - 1);
+}
+
 static inline int d6_to_int(int x)
 {
     return (x + 32) >> 6;