#include "libavutil/intreadwrite.h"
#include "libavutil/log.h"
#include "libavutil/avassert.h"
+#include "avcodec.h"
#include "mathops.h"
#include "vlc.h"
return s->index;
}
+/**
+ * Skips the specified number of bits.
+ * @param n the number of bits to skip,
+ * For the UNCHECKED_BITSTREAM_READER this must not cause the distance
+ * from the start to overflow int32_t. Staying within the bitstream + padding
+ * is sufficient, too.
+ */
static inline void skip_bits_long(GetBitContext *s, int n)
{
#if UNCHECKED_BITSTREAM_READER
int buffer_size;
int ret = 0;
- if (bit_size >= INT_MAX - 7 || bit_size < 0 || !buffer) {
+ if (bit_size >= INT_MAX - FFMAX(7, AV_INPUT_BUFFER_PADDING_SIZE*8) || bit_size < 0 || !buffer) {
bit_size = 0;
buffer = NULL;
ret = AVERROR_INVALIDDATA;