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authorJean-Michel Trivi <jmtrivi@google.com>2018-09-06 23:02:17 +0000
committerAndroid (Google) Code Review <android-gerrit@google.com>2018-09-06 23:02:17 +0000
commit42f714f2ab2bc90ee320ef5f071a078179a59405 (patch)
tree630a5e3b45019785d952869e743e4f681d2278f4 /libFDK/include
parent4d801e44baece3ce866fd31538f8569d148bd372 (diff)
parent15292f7e9620caf9e8df26a62efc2a2891ea822e (diff)
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Merge "Prevent bit buffer counter overflow." into pi-dev
Diffstat (limited to 'libFDK/include')
-rw-r--r--libFDK/include/FDK_bitbuffer.h6
-rw-r--r--libFDK/include/FDK_bitstream.h46
2 files changed, 0 insertions, 52 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.