129 int adtsWrite_GetHeaderBits(HANDLE_ADTS hAdts) {  in adtsWrite_GetHeaderBits()  argument
132   if (hAdts->currentBlock == 0) {  in adtsWrite_GetHeaderBits()
135     if (!hAdts->protection_absent) {  in adtsWrite_GetHeaderBits()
138       if (hAdts->num_raw_blocks > 0) {  in adtsWrite_GetHeaderBits()
140         bits += (hAdts->num_raw_blocks) * 16;  in adtsWrite_GetHeaderBits()
144   if (!hAdts->protection_absent && hAdts->num_raw_blocks > 0) {  in adtsWrite_GetHeaderBits()
150   hAdts->headerBits = bits;  in adtsWrite_GetHeaderBits()
155 INT adtsWrite_Init(HANDLE_ADTS hAdts, CODER_CONFIG *config) {  in adtsWrite_Init()  argument
164     hAdts->mpeg_id = 0; /* MPEG 4 */  in adtsWrite_Init()
166     hAdts->mpeg_id = 1; /* MPEG 2 */  in adtsWrite_Init()
168   hAdts->layer = 0;  in adtsWrite_Init()
169   hAdts->protection_absent = !(config->flags & CC_PROTECTION);  in adtsWrite_Init()
170   hAdts->profile = ((int)config->aot) - 1;  in adtsWrite_Init()
171   hAdts->sample_freq_index = getSamplingRateIndex(config->samplingRate, 4);  in adtsWrite_Init()
172   hAdts->sample_freq = config->samplingRate;  in adtsWrite_Init()
173   hAdts->private_bit = 0;  in adtsWrite_Init()
174   hAdts->channel_mode = config->channelMode;  in adtsWrite_Init()
175   hAdts->original = 0;  in adtsWrite_Init()
176   hAdts->home = 0;  in adtsWrite_Init()
178   hAdts->copyright_id = 0;  in adtsWrite_Init()
179   hAdts->copyright_start = 0;  in adtsWrite_Init()
181   hAdts->num_raw_blocks = config->nSubFrames - 1; /* 0 means 1 raw data block */  in adtsWrite_Init()
183   hAdts->channel_config_zero = config->channelConfigZero;  in adtsWrite_Init()
185   FDKcrcInit(&hAdts->crcInfo, 0x8005, 0xFFFF, 16);  in adtsWrite_Init()
187   hAdts->currentBlock = 0;  in adtsWrite_Init()
192 int adtsWrite_EncodeHeader(HANDLE_ADTS hAdts, HANDLE_FDK_BITSTREAM hBitStream,  in adtsWrite_EncodeHeader()  argument
196   hAdts->headerBits = adtsWrite_GetHeaderBits(hAdts);  in adtsWrite_EncodeHeader()
198   FDK_ASSERT(((frame_length + hAdts->headerBits) / 8) < 0x2000); /*13 bit*/  in adtsWrite_EncodeHeader()
201   if (!hAdts->protection_absent) {  in adtsWrite_EncodeHeader()
202     FDKcrcReset(&hAdts->crcInfo);  in adtsWrite_EncodeHeader()
205   if (hAdts->currentBlock == 0) {  in adtsWrite_EncodeHeader()
209   hAdts->subFrameStartBit = FDKgetValidBits(hBitStream);  in adtsWrite_EncodeHeader()
212   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()
229         getChannelConfig(hAdts->channel_mode, hAdts->channel_config_zero), 3);  in adtsWrite_EncodeHeader()
230     FDKwriteBits(hBitStream, hAdts->original, 1);  in adtsWrite_EncodeHeader()
231     FDKwriteBits(hBitStream, hAdts->home, 1);  in adtsWrite_EncodeHeader()
233     FDKwriteBits(hBitStream, hAdts->copyright_id, 1);  in adtsWrite_EncodeHeader()
234     FDKwriteBits(hBitStream, hAdts->copyright_start, 1);  in adtsWrite_EncodeHeader()
235     FDKwriteBits(hBitStream, (frame_length + hAdts->headerBits) >> 3, 13);  in adtsWrite_EncodeHeader()
237     FDKwriteBits(hBitStream, hAdts->num_raw_blocks, 2);  in adtsWrite_EncodeHeader()
239     if (!hAdts->protection_absent) {  in adtsWrite_EncodeHeader()
244       if (hAdts->num_raw_blocks == 0) {  in adtsWrite_EncodeHeader()
245         adtsWrite_CrcEndReg(hAdts, hBitStream, crcIndex);  in adtsWrite_EncodeHeader()
247         for (i = 0; i < hAdts->num_raw_blocks; i++) {  in adtsWrite_EncodeHeader()
258 void adtsWrite_EndRawDataBlock(HANDLE_ADTS hAdts, HANDLE_FDK_BITSTREAM hBs,  in adtsWrite_EndRawDataBlock()  argument
260   if (!hAdts->protection_absent) {  in adtsWrite_EndRawDataBlock()
267     if (hAdts->num_raw_blocks == 0) {  in adtsWrite_EndRawDataBlock()
268       FDKwriteBits(&bsWriter, FDKcrcGetCRC(&hAdts->crcInfo), 16);  in adtsWrite_EndRawDataBlock()
273       FDKwriteBits(hBs, FDKcrcGetCRC(&hAdts->crcInfo), 16);  in adtsWrite_EndRawDataBlock()
276       if (hAdts->currentBlock < hAdts->num_raw_blocks) {  in adtsWrite_EndRawDataBlock()
277         FDKpushFor(&bsWriter, hAdts->currentBlock * 16);  in adtsWrite_EndRawDataBlock()
279             FDKgetValidBits(hBs) - (56 + (hAdts->num_raw_blocks) * 16 + 16);  in adtsWrite_EndRawDataBlock()
287   if (hAdts->num_raw_blocks > 0 &&  in adtsWrite_EndRawDataBlock()
288       hAdts->currentBlock == hAdts->num_raw_blocks) {  in adtsWrite_EndRawDataBlock()
295     if (!hAdts->protection_absent) {  in adtsWrite_EndRawDataBlock()
296       FDKcrcReset(&hAdts->crcInfo);  in adtsWrite_EndRawDataBlock()
297       crcIndex = FDKcrcStartReg(&hAdts->crcInfo, &bsWriter, 0);  in adtsWrite_EndRawDataBlock()
304     if (!hAdts->protection_absent) {  in adtsWrite_EndRawDataBlock()
305       FDKpushFor(&bsWriter, 11 + 2 + (hAdts->num_raw_blocks) * 16);  in adtsWrite_EndRawDataBlock()
306       FDKcrcEndReg(&hAdts->crcInfo, &bsWriter, crcIndex);  in adtsWrite_EndRawDataBlock()
307       FDKwriteBits(&bsWriter, FDKcrcGetCRC(&hAdts->crcInfo), 16);  in adtsWrite_EndRawDataBlock()
313   *pBits -= hAdts->subFrameStartBit;  in adtsWrite_EndRawDataBlock()
314   if (!hAdts->protection_absent && hAdts->num_raw_blocks > 0) {  in adtsWrite_EndRawDataBlock()
318   hAdts->currentBlock++;  in adtsWrite_EndRawDataBlock()