Cross Reference: /external/aac/libFDK/include/FDK

Lines Matching refs:hBitStream
133   HANDLE_FDK_BITSTREAM hBitStream = (HANDLE_FDK_BITSTREAM) FDKcalloc(1, sizeof(FDK_BITSTREAM));
134   FDK_InitBitBuffer(&hBitStream->hBitBuf, pBuffer, bufSize, 0) ;
137   hBitStream->CacheWord = hBitStream->BitsInCache = 0 ;
138   hBitStream->ConfigCache = config ;
140   return hBitStream ;
147  * \param hBitStream HANDLE_FDK_BITSTREAM handle
155 void FDKinitBitStream (HANDLE_FDK_BITSTREAM hBitStream,
161   FDK_InitBitBuffer(&hBitStream->hBitBuf, pBuffer, bufSize, validBits) ;
164   hBitStream->CacheWord = hBitStream->BitsInCache = 0 ;
165   hBitStream->ConfigCache = config ;
172  * \param hBitStream HANDLE_FDK_BITSTREAM handle
176 FDK_INLINE void FDKresetBitbuffer( HANDLE_FDK_BITSTREAM hBitStream, FDK_BS_CFG config = BS_READER)
178   FDK_ResetBitBuffer( &hBitStream->hBitBuf ) ;
181   hBitStream->CacheWord = hBitStream->BitsInCache = 0 ;
182   hBitStream->ConfigCache = config ;
190 FDK_INLINE void FDKdeleteBitStream (HANDLE_FDK_BITSTREAM hBitStream)
192   FDK_DeleteBitBuffer(&hBitStream->hBitBuf) ;
193   FDKfree(hBitStream) ;
201  * \param hBitStream HANDLE_FDK_BITSTREAM handle
208 FDK_INLINE UINT FDKreadBits(HANDLE_FDK_BITSTREAM hBitStream,
212   INT missingBits = numberOfBits - hBitStream->BitsInCache;
215     UINT bits = hBitStream->CacheWord << missingBits;
216     hBitStream->CacheWord = FDK_get32 (&hBitStream->hBitBuf) ;
217     hBitStream->BitsInCache = CACHE_BITS - missingBits;
218     return ( bits | (hBitStream->CacheWord >> hBitStream->BitsInCache)) & BitMask[numberOfBits];
221   hBitStream->BitsInCache -= numberOfBits;
222   return ( hBitStream->CacheWord >> hBitStream->BitsInCache) & BitMask[numberOfBits];
227   if (hBitStream->BitsInCache <= numberOfBits)
229     const INT freeBits = (CACHE_BITS-1) - hBitStream->BitsInCache ;
231     hBitStream->CacheWord = (hBitStream->CacheWord << freeBits) | FDK_get (&hBitStream->hBitBuf,freeBits) ;
232     hBitStream->BitsInCache += freeBits ;
235   hBitStream->BitsInCache -= numberOfBits ;
237   return (hBitStream->CacheWord >> hBitStream->BitsInCache) & validMask ;
241 FDK_INLINE UINT FDKreadBit(HANDLE_FDK_BITSTREAM hBitStream)
244   if (!hBitStream->BitsInCache)
246     hBitStream->CacheWord = FDK_get32 (&hBitStream->hBitBuf);
247     hBitStream->BitsInCache = CACHE_BITS;
249   hBitStream->BitsInCache--;
251   return (hBitStream->CacheWord >> hBitStream->BitsInCache) & 1;
253  return FDKreadBits(hBitStream,1);
262  * \param hBitStream HANDLE_FDK_BITSTREAM handle
266 inline UINT FDKread2Bits(HANDLE_FDK_BITSTREAM hBitStream)
268   UINT BitsInCache = hBitStream->BitsInCache;
273     hBitStream->CacheWord = (hBitStream->CacheWord << freeBits) | FDK_get (&hBitStream->hBitBuf,freeBits) ;
276   hBitStream->BitsInCache = BitsInCache - 2;
277   return (hBitStream->CacheWord >> hBitStream->BitsInCache) & 0x3;
284  * \param hBitStream HANDLE_FDK_BITSTREAM handle
288 FDK_INLINE UINT FDKreadBitsBwd(HANDLE_FDK_BITSTREAM hBitStream,
293   if (hBitStream->BitsInCache <= numberOfBits)
295     const INT freeBits = (CACHE_BITS-1) - hBitStream->BitsInCache ;
297     hBitStream->CacheWord = (hBitStream->CacheWord << freeBits) | FDK_getBwd (&hBitStream->hBitBuf,freeBits) ;
298     hBitStream->BitsInCache += freeBits ;
301   hBitStream->BitsInCache -= numberOfBits ;
303   return (hBitStream->CacheWord >> hBitStream->BitsInCache) & validMask ;
312  * \param hBitStream HANDLE_FDK_BITSTREAM handle
316 FDK_INLINE UINT FDKgetBits (HANDLE_FDK_BITSTREAM hBitStream, UINT numBits)
318     return FDK_get (&hBitStream->hBitBuf, numBits) ;
325  * \param hBitStream HANDLE_FDK_BITSTREAM handle
330 FDK_INLINE UCHAR FDKwriteBits(HANDLE_FDK_BITSTREAM hBitStream, UINT value,
335   if ((hBitStream->BitsInCache+numberOfBits) < CACHE_BITS)
337     hBitStream->BitsInCache += numberOfBits ;
338     hBitStream->CacheWord   =  (hBitStream->CacheWord << numberOfBits) | (value & validMask);
342     FDK_put(&hBitStream->hBitBuf, hBitStream->CacheWord, hBitStream->BitsInCache) ;
343     hBitStream->BitsInCache = numberOfBits ;
344     hBitStream->CacheWord   = (value & validMask) ;
354  * \param hBitStream HANDLE_FDK_BITSTREAM handle
359 FDK_INLINE UCHAR FDKwriteBitsBwd(HANDLE_FDK_BITSTREAM hBitStream, UINT value,
364   if ((hBitStream->BitsInCache+numberOfBits) <= CACHE_BITS)
366     hBitStream->BitsInCache += numberOfBits ;
367     hBitStream->CacheWord   =  (hBitStream->CacheWord << numberOfBits) | (value & validMask);
371     FDK_putBwd(&hBitStream->hBitBuf, hBitStream->CacheWord, hBitStream->BitsInCache) ;
372     hBitStream->BitsInCache = numberOfBits ;
373     hBitStream->CacheWord   = (value & validMask) ;
383  * \param hBitStream HANDLE_FDK_BITSTREAM handle
386 FDK_INLINE void FDKsyncCache (HANDLE_FDK_BITSTREAM hBitStream)
388   if (hBitStream->ConfigCache == BS_READER)
389     FDK_pushBack (&hBitStream->hBitBuf,hBitStream->BitsInCache,hBitStream->ConfigCache) ;
391     FDK_put(&hBitStream->hBitBuf, hBitStream->CacheWord, hBitStream->BitsInCache) ;
393   hBitStream->BitsInCache = 0 ;
394   hBitStream->CacheWord   = 0 ;
401  * \param  hBitStream HANDLE_FDK_BITSTREAM handle
404 FDK_INLINE void FDKsyncCacheBwd (HANDLE_FDK_BITSTREAM hBitStream)
406   if (hBitStream->ConfigCache == BS_READER) {
407     FDK_pushForward (&hBitStream->hBitBuf,hBitStream->BitsInCache,hBitStream->ConfigCache) ;
409     FDK_putBwd (&hBitStream->hBitBuf, hBitStream->CacheWord, hBitStream->BitsInCache) ;
412   hBitStream->BitsInCache = 0 ;
413   hBitStream->CacheWord   = 0 ;
423  * \param  hBitStream HANDLE_FDK_BITSTREAM handle
426 FDK_INLINE void FDKbyteAlign (HANDLE_FDK_BITSTREAM hBitStream)
428   FDKsyncCache (hBitStream) ;
429   FDK_byteAlign (&hBitStream->hBitBuf, (UCHAR)hBitStream->ConfigCache) ;
439  * \param hBitStream HANDLE_FDK_BITSTREAM handle
443 FDK_INLINE void FDKbyteAlign (HANDLE_FDK_BITSTREAM hBitStream, UINT alignmentAnchor)
445   FDKsyncCache (hBitStream) ;
446   if (hBitStream->ConfigCache == BS_READER) {
447     FDK_pushForward (&hBitStream->hBitBuf,
448                      (8 - ((alignmentAnchor - FDK_getValidBits(&hBitStream->hBitBuf)) & 0x07)) & 0x07,
449                      hBitStream->ConfigCache) ;
452     FDK_put (&hBitStream->hBitBuf,
454              (8 - ((FDK_getValidBits(&hBitStream->hBitBuf)-alignmentAnchor) & 0x07)) & 0x07 );
471  * \param hBitStream HANDLE_FDK_BITSTREAM handle
475 FDK_INLINE void FDKpushBackCache (HANDLE_FDK_BITSTREAM hBitStream, const UINT numberOfBits)
477   FDK_ASSERT ((hBitStream->BitsInCache+numberOfBits)<=CACHE_BITS);
478   hBitStream->BitsInCache += numberOfBits ;
481 FDK_INLINE void FDKpushBack (HANDLE_FDK_BITSTREAM hBitStream, const UINT numberOfBits)
483   if ((hBitStream->BitsInCache+numberOfBits)<CACHE_BITS && (hBitStream->ConfigCache == BS_READER) ) {
484     hBitStream->BitsInCache += numberOfBits ;
485     FDKsyncCache(hBitStream) ; /* sync cache to avoid invalid cache */
488     FDKsyncCache(hBitStream) ;
489     FDK_pushBack(&hBitStream->hBitBuf,numberOfBits,hBitStream->ConfigCache);
493 FDK_INLINE void FDKpushFor (HANDLE_FDK_BITSTREAM hBitStream, const UINT numberOfBits)
495   if ( (hBitStream->BitsInCache>numberOfBits) && (hBitStream->ConfigCache == BS_READER) ) {
496     hBitStream->BitsInCache -= numberOfBits;
499     FDKsyncCache(hBitStream) ;
500     FDK_pushForward(&hBitStream->hBitBuf,numberOfBits,hBitStream->ConfigCache);
504 FDK_INLINE void FDKpushBiDirectional (HANDLE_FDK_BITSTREAM hBitStream, const INT numberOfBits)
506   if(numberOfBits>=0)  FDKpushFor(hBitStream, numberOfBits) ;
507   else                 FDKpushBack(hBitStream, -numberOfBits) ;
513  * \param hBitStream HANDLE_FDK_BITSTREAM handle
517 FDK_INLINE UINT FDKgetValidBits (HANDLE_FDK_BITSTREAM hBitStream)
519   FDKsyncCache(hBitStream) ;
520   return FDK_getValidBits(&hBitStream->hBitBuf) ;
526  * \param hBitStream HANDLE_FDK_BITSTREAM handle
529 FDK_INLINE INT FDKgetFreeBits (HANDLE_FDK_BITSTREAM hBitStream)
531    return FDK_getFreeBits (&hBitStream->hBitBuf) ;
536  * \param hBitStream HANDLE_FDK_BITSTREAM handle
539 FDK_INLINE void FDKresetBitCnt (HANDLE_FDK_BITSTREAM hBitStream)
541     FDKsyncCache (hBitStream) ;
542     FDK_setBitCnt (&hBitStream->hBitBuf, 0) ;
547  * \param hBitStream HANDLE_FDK_BITSTREAM handle
551 FDK_INLINE void FDKsetBitCnt (HANDLE_FDK_BITSTREAM hBitStream, UINT value)
553     FDKsyncCache (hBitStream) ;
554     FDK_setBitCnt (&hBitStream->hBitBuf, value) ;
559  * \param hBitStream HANDLE_FDK_BITSTREAM handle
562 FDK_INLINE INT  FDKgetBitCnt (HANDLE_FDK_BITSTREAM hBitStream)
564     FDKsyncCache(hBitStream) ;
565     return FDK_getBitCnt(&hBitStream->hBitBuf) ;
573  * \param hBitStream  HANDLE_FDK_BITSTREAM handle
579 FDK_INLINE void FDKfeedBuffer (HANDLE_FDK_BITSTREAM hBitStream, const UCHAR inputBuffer [], const UINT bufferSize, UINT *bytesValid)
581   FDKsyncCache (hBitStream) ;
582   FDK_Feed(&hBitStream->hBitBuf, (UCHAR*)inputBuffer, bufferSize, bytesValid  ) ;
606  * \param hBitStream    HANDLE_FDK_BITSTREAM handle
611 FDK_INLINE void FDKfetchBuffer(HANDLE_FDK_BITSTREAM hBitStream, UCHAR *outputBuffer, UINT *writeBytes)
613   FDKsyncCache (hBitStream) ;
614   FDK_Fetch(&hBitStream->hBitBuf, outputBuffer, writeBytes);