diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/bytestream.h')
-rw-r--r-- | contrib/ffmpeg/libavcodec/bytestream.h | 69 |
1 files changed, 19 insertions, 50 deletions
diff --git a/contrib/ffmpeg/libavcodec/bytestream.h b/contrib/ffmpeg/libavcodec/bytestream.h index 25c457fe4..d1e9f82ed 100644 --- a/contrib/ffmpeg/libavcodec/bytestream.h +++ b/contrib/ffmpeg/libavcodec/bytestream.h @@ -22,65 +22,34 @@ #ifndef FFMPEG_BYTESTREAM_H #define FFMPEG_BYTESTREAM_H -static always_inline unsigned int bytestream_get_le32(uint8_t **b) -{ - (*b) += 4; - return LE_32(*b - 4); -} +#define DEF(name, bytes, read, write)\ +static av_always_inline unsigned int bytestream_get_ ## name(uint8_t **b){\ + (*b) += bytes;\ + return read(*b - bytes);\ +}\ +static av_always_inline void bytestream_put_ ##name(uint8_t **b, const unsigned int value){\ + write(*b, value);\ + (*b) += bytes;\ +}; -static always_inline unsigned int bytestream_get_le16(uint8_t **b) -{ - (*b) += 2; - return LE_16(*b - 2); -} +DEF(le32, 4, AV_RL32, AV_WL32) +DEF(le24, 3, AV_RL24, AV_WL24) +DEF(le16, 2, AV_RL16, AV_WL16) +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 ) -static always_inline unsigned int bytestream_get_byte(uint8_t **b) -{ - (*b)++; - return (*b)[-1]; -} +#undef DEF -static 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(uint8_t **b, uint8_t *dst, unsigned int size) { memcpy(dst, *b, size); (*b) += size; return size; } -static always_inline void bytestream_put_be32(uint8_t **b, const unsigned int value) -{ - *(*b)++ = value >> 24; - *(*b)++ = value >> 16; - *(*b)++ = value >> 8; - *(*b)++ = value; -}; - -static always_inline void bytestream_put_be16(uint8_t **b, const unsigned int value) -{ - *(*b)++ = value >> 8; - *(*b)++ = value; -} - -static always_inline void bytestream_put_le32(uint8_t **b, const unsigned int value) -{ - *(*b)++ = value; - *(*b)++ = value >> 8; - *(*b)++ = value >> 16; - *(*b)++ = value >> 24; -} - -static always_inline void bytestream_put_le16(uint8_t **b, const unsigned int value) -{ - *(*b)++ = value; - *(*b)++ = value >> 8; -} - -static always_inline void bytestream_put_byte(uint8_t **b, const unsigned int value) -{ - *(*b)++ = value; -} - -static always_inline void bytestream_put_buffer(uint8_t **b, const uint8_t *src, unsigned int size) +static av_always_inline void bytestream_put_buffer(uint8_t **b, const uint8_t *src, unsigned int size) { memcpy(*b, src, size); (*b) += size; |