-
- skip_bits1(&bits); /* id */
- skip_bits(&bits, 2); /* layer */
- skip_bits1(&bits); /* protection_absent */
- skip_bits(&bits, 2); /* profile_objecttype */
- sr = get_bits(&bits, 4); /* sample_frequency_index */
- if(!aac_sample_rates[sr])
- return 0;
- skip_bits1(&bits); /* private_bit */
- ch = get_bits(&bits, 3); /* channel_configuration */
- if(!aac_channels[ch])
- return 0;
- skip_bits1(&bits); /* original/copy */
- skip_bits1(&bits); /* home */
-
- /* adts_variable_header */
- skip_bits1(&bits); /* copyright_identification_bit */
- skip_bits1(&bits); /* copyright_identification_start */
- size = get_bits(&bits, 13); /* aac_frame_length */
- if(size < AAC_HEADER_SIZE)
- return 0;
-
- skip_bits(&bits, 11); /* adts_buffer_fullness */
- rdb = get_bits(&bits, 2); /* number_of_raw_data_blocks_in_frame */
-
- hdr_info->channels = aac_channels[ch];
- hdr_info->sample_rate = aac_sample_rates[sr];
- hdr_info->samples = (rdb + 1) * 1024;
- hdr_info->bit_rate = size * 8 * hdr_info->sample_rate / hdr_info->samples;
-
+ *need_next_header = 0;
+ *new_frame_start = 1;
+ hdr_info->sample_rate = hdr.sample_rate;
+ hdr_info->channels = ff_mpeg4audio_channels[hdr.chan_config];
+ hdr_info->samples = hdr.samples;
+ hdr_info->bit_rate = hdr.bit_rate;