aac_frame_length 13 length of the frame including header (in bytes) ADTS_buffer_fullness 11 0x7FF indicates VBR No_raw_data_blocks_in_frame 2 ADTS Error check crc_check 16 Only if protection_absent == 0 Raw block of data Variable Table 3.1: ADTS header format [3] Profile bits ID 1 (MPEG-2 profile) 00 (0) Main profile 01 (1) Low complexity profile (LC) 10 (2) Scalable sample rate profile (SSR) 11 (3) (reserved) Table 3.2: ADTS profile bits in header [3] 3.4 SUMMARY In this chapter, the AAC audio coding standard is discussed with a detailed description of the encoding process. Low complexity profile with ADTS bit stream formatting is used as per the advantages explained in the chapter. Chapter 4 focuses on the MPEG-2 transport stream and the multiplexing algorithm implemented.
aac_frame_length 13 length of the frame including header (in bytes) ADTS_buffer_fullness 11 0x7FF indicates VBR No_raw_data_blocks_in_frame 2 ADTS Error check crc_check 16 Only if protection_absent == 0 Raw block of data Variable Table 3.1: ADTS header format [3] Profile bits ID 1 (MPEG-2 profile) 00 (0) Main profile 01 (1) Low complexity profile (LC) 10 (2) Scalable sample rate profile (SSR) 11 (3) (reserved) Table 3.2: ADTS profile bits in header [3] 3.4 SUMMARY In this chapter, the AAC audio coding standard is discussed with a detailed description of the encoding process. Low complexity profile with ADTS bit stream formatting is used as per the advantages explained in the chapter. Chapter 4 focuses on the MPEG-2 transport stream and the multiplexing algorithm implemented.
mridulla_thesis.docx