#include "avutil.h"
#include "common.h"
-//! Avoid e.g. MPlayers fast_memcpy, it slows things down here.
+/// Avoid e.g. MPlayers fast_memcpy, it slows things down here.
#undef memcpy
#include <string.h>
#include "lzo.h"
-//! Define if we may write up to 12 bytes beyond the output buffer.
+/// Define if we may write up to 12 bytes beyond the output buffer.
#define OUTBUF_PADDED 1
-//! Define if we may read up to 8 bytes beyond the input buffer.
+/// Define if we may read up to 8 bytes beyond the input buffer.
#define INBUF_PADDED 1
typedef struct LZOContext {
const uint8_t *in, *in_end;
/**
* @brief Copies previously decoded bytes to current position.
- * @param back how many bytes back we start
+ * @param back how many bytes back we start, must be > 0
* @param cnt number of bytes to copy, must be >= 0
*
* cnt > back is valid, this will copy the bytes we just copied,
static inline void memcpy_backptr(uint8_t *dst, int back, int cnt) {
const uint8_t *src = &dst[-back];
- if (back == 1) {
+ if (back <= 1) {
memset(dst, *src, cnt);
} else {
#ifdef OUTBUF_PADDED