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