diff options
Diffstat (limited to 'libFDK/include')
-rw-r--r-- | libFDK/include/FDK_bitbuffer.h | 6 | ||||
-rw-r--r-- | libFDK/include/FDK_bitstream.h | 46 | ||||
-rw-r--r-- | libFDK/include/scale.h | 10 |
3 files changed, 5 insertions, 57 deletions
diff --git a/libFDK/include/FDK_bitbuffer.h b/libFDK/include/FDK_bitbuffer.h index ed0b2f6..19a24b3 100644 --- a/libFDK/include/FDK_bitbuffer.h +++ b/libFDK/include/FDK_bitbuffer.h @@ -113,7 +113,6 @@ typedef struct { UINT ValidBits; UINT ReadOffset; UINT WriteOffset; - UINT BitCnt; UINT BitNdx; UCHAR *Buffer; @@ -159,15 +158,10 @@ void FDK_pushBack(HANDLE_FDK_BITBUF hBitBuffer, const UINT numberOfBits, void FDK_pushForward(HANDLE_FDK_BITBUF hBitBuffer, const UINT numberOfBits, UCHAR config); -void FDK_byteAlign(HANDLE_FDK_BITBUF hBitBuffer, UCHAR config); - UINT FDK_getValidBits(HANDLE_FDK_BITBUF hBitBuffer); INT FDK_getFreeBits(HANDLE_FDK_BITBUF hBitBuffer); -void FDK_setBitCnt(HANDLE_FDK_BITBUF hBitBuffer, const UINT value); -INT FDK_getBitCnt(HANDLE_FDK_BITBUF hBitBuffer); - void FDK_Feed(HANDLE_FDK_BITBUF hBitBuffer, const UCHAR inputBuffer[], const UINT bufferSize, UINT *bytesValid); diff --git a/libFDK/include/FDK_bitstream.h b/libFDK/include/FDK_bitstream.h index 49eeeaf..f799026 100644 --- a/libFDK/include/FDK_bitstream.h +++ b/libFDK/include/FDK_bitstream.h @@ -481,21 +481,6 @@ FDK_INLINE void FDKsyncCacheBwd(HANDLE_FDK_BITSTREAM hBitStream) { } /** - * \brief Byte Alignment Function. - * This function performs the byte_alignment() syntactic function on the - * input stream, i.e. some bits will be discarded/padded so that the next bits - * to be read/written will be aligned on a byte boundary with respect to - * the bit position 0. - * - * \param hBitStream HANDLE_FDK_BITSTREAM handle - * \return void - */ -FDK_INLINE void FDKbyteAlign(HANDLE_FDK_BITSTREAM hBitStream) { - FDKsyncCache(hBitStream); - FDK_byteAlign(&hBitStream->hBitBuf, (UCHAR)hBitStream->ConfigCache); -} - -/** * \brief Byte Alignment Function with anchor * This function performs the byte_alignment() syntactic function on the * input stream, i.e. some bits will be discarded so that the next bits to be @@ -604,37 +589,6 @@ FDK_INLINE INT FDKgetFreeBits(HANDLE_FDK_BITSTREAM hBitStream) { } /** - * \brief reset bitcounter in bitBuffer to zero. - * \param hBitStream HANDLE_FDK_BITSTREAM handle - * \return void - */ -FDK_INLINE void FDKresetBitCnt(HANDLE_FDK_BITSTREAM hBitStream) { - FDKsyncCache(hBitStream); - FDK_setBitCnt(&hBitStream->hBitBuf, 0); -} - -/** - * \brief set bitcoutner in bitBuffer to given value. - * \param hBitStream HANDLE_FDK_BITSTREAM handle - * \param value new value to be assigned to the bit counter - * \return void - */ -FDK_INLINE void FDKsetBitCnt(HANDLE_FDK_BITSTREAM hBitStream, UINT value) { - FDKsyncCache(hBitStream); - FDK_setBitCnt(&hBitStream->hBitBuf, value); -} - -/** - * \brief get bitcounter state from bitBuffer. - * \param hBitStream HANDLE_FDK_BITSTREAM handle - * \return current bit counter value - */ -FDK_INLINE INT FDKgetBitCnt(HANDLE_FDK_BITSTREAM hBitStream) { - FDKsyncCache(hBitStream); - return FDK_getBitCnt(&hBitStream->hBitBuf); -} - -/** * \brief Fill the BitBuffer with a number of input bytes from external source. * The bytesValid variable returns the number of ramaining valid bytes in * extern inputBuffer. diff --git a/libFDK/include/scale.h b/libFDK/include/scale.h index 07bd3af..30fa089 100644 --- a/libFDK/include/scale.h +++ b/libFDK/include/scale.h @@ -268,11 +268,11 @@ inline void scaleValueInPlace(FIXP_DBL *value, /*!< Value */ * to avoid problems when inverting the sign of the result. */ #ifndef SATURATE_LEFT_SHIFT_ALT -#define SATURATE_LEFT_SHIFT_ALT(src, scale, dBits) \ - (((LONG)(src) > ((LONG)(((1U) << ((dBits)-1)) - 1) >> (scale))) \ - ? (LONG)(((1U) << ((dBits)-1)) - 1) \ - : ((LONG)(src) < ~((LONG)(((1U) << ((dBits)-1)) - 2) >> (scale))) \ - ? ~((LONG)(((1U) << ((dBits)-1)) - 2)) \ +#define SATURATE_LEFT_SHIFT_ALT(src, scale, dBits) \ + (((LONG)(src) > ((LONG)(((1U) << ((dBits)-1)) - 1) >> (scale))) \ + ? (LONG)(((1U) << ((dBits)-1)) - 1) \ + : ((LONG)(src) <= ~((LONG)(((1U) << ((dBits)-1)) - 1) >> (scale))) \ + ? ~((LONG)(((1U) << ((dBits)-1)) - 2)) \ : ((LONG)(src) << (scale))) #endif |