/****************************************************************************** * * * Copyright (C) 2018 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ #ifndef LATM_DEMUX_H #define LATM_DEMUX_H #define LATM_MAX_PROG 8 #define LATM_MAX_LAYER 8 #define LATM_MAX_VAR_CHUNKS 16 #define LATM_MAX_ID 16 typedef struct { AUDIO_OBJECT_TYPE aot; UWORD32 sampling_freq_index; UWORD32 sampling_freq; WORD32 channel_config; UWORD32 samples_per_frame; } ixheaacd_latm_specs; typedef struct { UWORD32 frame_len_type; UWORD32 buffer_fullness; UWORD32 frame_len_bits; ixheaacd_latm_specs asc; } ixheaacd_latm_layer_info; typedef struct { UWORD32 use_same_stream_mux; UWORD32 audio_mux_version; UWORD32 all_streams_same_time_framing; UWORD32 num_sub_frames; UWORD32 num_program; UWORD32 num_layer; UWORD32 use_same_config; UWORD32 other_data_present; UWORD32 other_data_length; UWORD32 crc_check_present; UWORD32 crc_check_sum; UWORD32 frame_length; ixheaacd_latm_layer_info layer_info[LATM_MAX_PROG][LATM_MAX_LAYER]; } ixheaacd_latm_struct; WORD32 ixheaacd_latm_au_chunk_length_info(ia_bit_buf_struct* it_bit_buff); WORD32 ixheaacd_latm_payload_length_info(ia_bit_buf_struct* it_bit_buff, ixheaacd_latm_struct* latm_element); #endif