122 int adtsWrite_GetHeaderBits( HANDLE_ADTS hAdts )  in adtsWrite_GetHeaderBits()  argument
126   if (hAdts->currentBlock == 0) {  in adtsWrite_GetHeaderBits()
129     if (!hAdts->protection_absent) {  in adtsWrite_GetHeaderBits()
132       if (hAdts->num_raw_blocks>0) {  in adtsWrite_GetHeaderBits()
134         bits += (hAdts->num_raw_blocks)*16;  in adtsWrite_GetHeaderBits()
138   if (!hAdts->protection_absent && hAdts->num_raw_blocks>0) {  in adtsWrite_GetHeaderBits()
143   hAdts->headerBits = bits;  in adtsWrite_GetHeaderBits()
148 INT adtsWrite_Init(HANDLE_ADTS hAdts, CODER_CONFIG *config)  in adtsWrite_Init()  argument
160     hAdts->mpeg_id = 0; /* MPEG 4 */  in adtsWrite_Init()
162     hAdts->mpeg_id = 1; /* MPEG 2 */  in adtsWrite_Init()
164   hAdts->layer=0;  in adtsWrite_Init()
165   hAdts->protection_absent = ! (config->flags & CC_PROTECTION);  in adtsWrite_Init()
166   hAdts->profile = ((int)config->aot) - 1;  in adtsWrite_Init()
167   hAdts->sample_freq_index = getSamplingRateIndex(config->samplingRate);  in adtsWrite_Init()
168   hAdts->sample_freq = config->samplingRate;  in adtsWrite_Init()
169   hAdts->private_bit=0;  in adtsWrite_Init()
170   hAdts->channel_mode = config->channelMode;  in adtsWrite_Init()
171   hAdts->original=0;  in adtsWrite_Init()
172   hAdts->home=0;  in adtsWrite_Init()
174   hAdts->copyright_id=0;  in adtsWrite_Init()
175   hAdts->copyright_start=0;  in adtsWrite_Init()
177   hAdts->num_raw_blocks=config->nSubFrames-1; /* 0 means 1 raw data block */  in adtsWrite_Init()
179   FDKcrcInit(&hAdts->crcInfo, 0x8005, 0xFFFF, 16);  in adtsWrite_Init()
181   hAdts->currentBlock = 0;  in adtsWrite_Init()
187 int adtsWrite_EncodeHeader(HANDLE_ADTS hAdts,  in adtsWrite_EncodeHeader()  argument
195   hAdts->headerBits = adtsWrite_GetHeaderBits(hAdts);  in adtsWrite_EncodeHeader()
197   FDK_ASSERT(((frame_length+hAdts->headerBits)/8)<0x2000);      /*13 bit*/  in adtsWrite_EncodeHeader()
200   if (!hAdts->protection_absent) {  in adtsWrite_EncodeHeader()
201     FDKcrcReset(&hAdts->crcInfo);  in adtsWrite_EncodeHeader()
204   if (hAdts->currentBlock == 0) {  in adtsWrite_EncodeHeader()
208   hAdts->subFrameStartBit = FDKgetValidBits(hBitStream);  in adtsWrite_EncodeHeader()
211   if (hAdts->currentBlock == 0)  in adtsWrite_EncodeHeader()
215     if (hAdts->num_raw_blocks == 0) {  in adtsWrite_EncodeHeader()
216       crcIndex = adtsWrite_CrcStartReg(hAdts, hBitStream, 0);  in adtsWrite_EncodeHeader()
221     FDKwriteBits(hBitStream, hAdts->mpeg_id, 1);  in adtsWrite_EncodeHeader()
222     FDKwriteBits(hBitStream, hAdts->layer, 2);  in adtsWrite_EncodeHeader()
223     FDKwriteBits(hBitStream, hAdts->protection_absent, 1);  in adtsWrite_EncodeHeader()
224     FDKwriteBits(hBitStream, hAdts->profile, 2);  in adtsWrite_EncodeHeader()
225     FDKwriteBits(hBitStream, hAdts->sample_freq_index, 4);  in adtsWrite_EncodeHeader()
226     FDKwriteBits(hBitStream, hAdts->private_bit, 1);  in adtsWrite_EncodeHeader()
227     FDKwriteBits(hBitStream, getChannelConfig(hAdts->channel_mode), 3);  in adtsWrite_EncodeHeader()
228     FDKwriteBits(hBitStream, hAdts->original, 1);  in adtsWrite_EncodeHeader()
229     FDKwriteBits(hBitStream, hAdts->home, 1);  in adtsWrite_EncodeHeader()
231     FDKwriteBits(hBitStream, hAdts->copyright_id, 1);  in adtsWrite_EncodeHeader()
232     FDKwriteBits(hBitStream, hAdts->copyright_start, 1);  in adtsWrite_EncodeHeader()
233     FDKwriteBits(hBitStream, (frame_length + hAdts->headerBits)>>3, 13);  in adtsWrite_EncodeHeader()
235     FDKwriteBits(hBitStream, hAdts->num_raw_blocks, 2);  in adtsWrite_EncodeHeader()
237     if (!hAdts->protection_absent) {  in adtsWrite_EncodeHeader()
241       if (hAdts->num_raw_blocks == 0) {  in adtsWrite_EncodeHeader()
242         adtsWrite_CrcEndReg(hAdts, hBitStream, crcIndex);  in adtsWrite_EncodeHeader()
244         for (i=0; i<hAdts->num_raw_blocks; i++) {  in adtsWrite_EncodeHeader()
255 void adtsWrite_EndRawDataBlock(HANDLE_ADTS hAdts,  in adtsWrite_EndRawDataBlock()  argument
259   if (!hAdts->protection_absent) {  in adtsWrite_EndRawDataBlock()
265     if (hAdts->num_raw_blocks == 0) {  in adtsWrite_EndRawDataBlock()
266       FDKwriteBits(&bsWriter, FDKcrcGetCRC(&hAdts->crcInfo), 16);  in adtsWrite_EndRawDataBlock()
271       FDKwriteBits(hBs, FDKcrcGetCRC(&hAdts->crcInfo), 16);  in adtsWrite_EndRawDataBlock()
274       if (hAdts->currentBlock < hAdts->num_raw_blocks) {  in adtsWrite_EndRawDataBlock()
275         FDKpushFor(&bsWriter, hAdts->currentBlock*16);  in adtsWrite_EndRawDataBlock()
276         distance = FDKgetValidBits(hBs) - (56 + (hAdts->num_raw_blocks)*16 + 16);  in adtsWrite_EndRawDataBlock()
284   if (hAdts->num_raw_blocks > 0 && hAdts->currentBlock == hAdts->num_raw_blocks) {  in adtsWrite_EndRawDataBlock()
290     if (!hAdts->protection_absent) {  in adtsWrite_EndRawDataBlock()
291       FDKcrcReset(&hAdts->crcInfo);  in adtsWrite_EndRawDataBlock()
292       crcIndex = FDKcrcStartReg(&hAdts->crcInfo, &bsWriter, 0);  in adtsWrite_EndRawDataBlock()
299     if (!hAdts->protection_absent) {  in adtsWrite_EndRawDataBlock()
300       FDKpushFor(&bsWriter, 11+2 + (hAdts->num_raw_blocks)*16);  in adtsWrite_EndRawDataBlock()
301       FDKcrcEndReg(&hAdts->crcInfo, &bsWriter, crcIndex);  in adtsWrite_EndRawDataBlock()
302       FDKwriteBits(&bsWriter, FDKcrcGetCRC(&hAdts->crcInfo), 16);  in adtsWrite_EndRawDataBlock()
308   *pBits -= hAdts->subFrameStartBit;  in adtsWrite_EndRawDataBlock()
309   if (!hAdts->protection_absent && hAdts->num_raw_blocks > 0) {  in adtsWrite_EndRawDataBlock()
313   hAdts->currentBlock++;  in adtsWrite_EndRawDataBlock()