#ifndef FFMPEG_BYTESTREAM_H
#define FFMPEG_BYTESTREAM_H
-#define DEF(name, bytes, read, write)\
-static av_always_inline unsigned int bytestream_get_ ## name(uint8_t **b){\
+#include "libavutil/common.h"
+
+#define DEF_T(type, name, bytes, read, write) \
+static av_always_inline type bytestream_get_ ## name(const uint8_t **b){\
(*b) += bytes;\
return read(*b - bytes);\
}\
-static av_always_inline void bytestream_put_ ##name(uint8_t **b, const unsigned int value){\
+static av_always_inline void bytestream_put_ ##name(uint8_t **b, const type value){\
write(*b, value);\
(*b) += bytes;\
-};
+}
+
+#define DEF(name, bytes, read, write) \
+ DEF_T(unsigned int, name, bytes, read, write)
+#define DEF64(name, bytes, read, write) \
+ DEF_T(uint64_t, name, bytes, read, write)
-DEF(le32, 4, AV_RL32, AV_WL32)
-DEF(le16, 2, AV_RL16, AV_WL16)
-DEF(be32, 4, AV_RB32, AV_WB32)
-DEF(be16, 2, AV_RB16, AV_WB16)
-DEF(byte, 1, AV_RB8 , AV_WB8 )
+DEF64(le64, 8, AV_RL64, AV_WL64)
+DEF (le32, 4, AV_RL32, AV_WL32)
+DEF (le24, 3, AV_RL24, AV_WL24)
+DEF (le16, 2, AV_RL16, AV_WL16)
+DEF64(be64, 8, AV_RB64, AV_WB64)
+DEF (be32, 4, AV_RB32, AV_WB32)
+DEF (be24, 3, AV_RB24, AV_WB24)
+DEF (be16, 2, AV_RB16, AV_WB16)
+DEF (byte, 1, AV_RB8 , AV_WB8 )
#undef DEF
+#undef DEF64
+#undef DEF_T
-static av_always_inline unsigned int bytestream_get_buffer(uint8_t **b, uint8_t *dst, unsigned int size)
+static av_always_inline unsigned int bytestream_get_buffer(const uint8_t **b, uint8_t *dst, unsigned int size)
{
memcpy(dst, *b, size);
(*b) += size;