255     NALBitReader br(data + 1, size - 1);  in parseSEINalUnit()  local
258     while (br.atLeastNumBitsLeft(16)) { // at least 16-bit for sei_message()  in parseSEINalUnit()
264             last_byte = br.getBits(8);  in parseSEINalUnit()
269             last_byte = br.getBits(8);  in parseSEINalUnit()
274                 || !br.atLeastNumBitsLeft(payload_size * 8)) {  in parseSEINalUnit()
286                 uint8_t itu_t_t35_country_code = br.getBits(8);  in parseSEINalUnit()
287                 uint16_t itu_t_t35_provider_code = br.getBits(16);  in parseSEINalUnit()
288                 uint32_t user_identifier = br.getBits(32);  in parseSEINalUnit()
289                 uint8_t user_data_type_code = br.getBits(8);  in parseSEINalUnit()
300                 trackAdded |= parseMPEGCCData(timeUs, br.data(), br.numBitsLeft() / 8);  in parseSEINalUnit()
309         br.skipBits(payload_size * 8);  in parseSEINalUnit()
351     ABitReader br(data + 4, 5);  in parseMPEGUserDataUnit()  local
353     uint32_t user_identifier = br.getBits(32);  in parseMPEGUserDataUnit()
354     uint8_t user_data_type = br.getBits(8);  in parseMPEGUserDataUnit()
369     ABitReader br(data, size);  in parseMPEGCCData()  local
371     if (br.numBitsLeft() <= 16) {  in parseMPEGCCData()
375     br.skipBits(1);  in parseMPEGCCData()
376     bool process_cc_data_flag = br.getBits(1);  in parseMPEGCCData()
377     br.skipBits(1);  in parseMPEGCCData()
378     size_t cc_count = br.getBits(5);  in parseMPEGCCData()
379     br.skipBits(8);  in parseMPEGCCData()
381     if (!process_cc_data_flag || 3 * 8 * cc_count >= br.numBitsLeft()) {  in parseMPEGCCData()
388         br.skipBits(5);  in parseMPEGCCData()
389         bool cc_valid = br.getBits(1);  in parseMPEGCCData()
390         uint8_t cc_type = br.getBits(2);  in parseMPEGCCData()
399                 memcpy(mDTVCCPacket->data() + mDTVCCPacket->size(), br.data(), 2);  in parseMPEGCCData()
401                 br.skipBits(16);  in parseMPEGCCData()
404                     memcpy(mDTVCCPacket->data() + mDTVCCPacket->size(), br.data(), 2);  in parseMPEGCCData()
411                 br.skipBits(16);  in parseMPEGCCData()
413                 uint8_t cc_data_1 = br.getBits(8) & 0x7f;  in parseMPEGCCData()
414                 uint8_t cc_data_2 = br.getBits(8) & 0x7f;  in parseMPEGCCData()
440                 br.skipBits(16);  in parseMPEGCCData()
447             br.skipBits(16);  in parseMPEGCCData()
462     ABitReader br(data, size);  in parseDTVCCPacket()  local
463     br.skipBits(2);  in parseDTVCCPacket()
465     size_t packet_size = br.getBits(6);  in parseDTVCCPacket()
475     while (br.numBitsLeft() >= 16) {  in parseDTVCCPacket()
477         uint8_t service_number = br.getBits(3);  in parseDTVCCPacket()
478         size_t block_size = br.getBits(5);  in parseDTVCCPacket()
481             br.skipBits(2);  in parseDTVCCPacket()
482             service_number = br.getBits(6);  in parseDTVCCPacket()
489         if (br.numBitsLeft() < block_size * 8) {  in parseDTVCCPacket()
502                 memcpy(ccPacket->data(), br.data(), block_size);  in parseDTVCCPacket()
506         br.skipBits(block_size * 8);  in parseDTVCCPacket()