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DuerOS-Light-SDK-v1.1.0/duer-os-light/src/media-player/baidu_media_play_m4a.h@47:9e361da97763, 2017-07-18 (annotated)

Committer:
TMBOY
Date:
Tue Jul 18 16:54:45 2017 +0800
Revision:
47:9e361da97763
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Who changed what in which revision?

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TMBOY 47:9e361da97763 1 // Copyright 2017 Baidu Inc. All Rights Reserved.
TMBOY 47:9e361da97763 2 // Author: Chen Xihao (chenxihao@baidu.com)
TMBOY 47:9e361da97763 3 //
TMBOY 47:9e361da97763 4 // Description: Play m4a type file
TMBOY 47:9e361da97763 5
TMBOY 47:9e361da97763 6 #ifndef BAIDU_TINYDU_IOT_OS_SRC_MEDIA_PLAYER_BAIDU_MEDIA_PLAY_M4A_H
TMBOY 47:9e361da97763 7 #define BAIDU_TINYDU_IOT_OS_SRC_MEDIA_PLAYER_BAIDU_MEDIA_PLAY_M4A_H
TMBOY 47:9e361da97763 8
TMBOY 47:9e361da97763 9 #include "mp4ff.h"
TMBOY 47:9e361da97763 10 #include "rda_mp4.h"
TMBOY 47:9e361da97763 11 #include "baidu_media_type.h"
TMBOY 47:9e361da97763 12
TMBOY 47:9e361da97763 13 namespace duer {
TMBOY 47:9e361da97763 14
TMBOY 47:9e361da97763 15 const int M4AERR_OK = 0;
TMBOY 47:9e361da97763 16 const int M4AERR_MAC = -1;
TMBOY 47:9e361da97763 17 const int M4AERR_ARG = -2;
TMBOY 47:9e361da97763 18 const int M4AERR_VAL = -3;
TMBOY 47:9e361da97763 19
TMBOY 47:9e361da97763 20 class MediaAdapter;
TMBOY 47:9e361da97763 21
TMBOY 47:9e361da97763 22 class MediaPlayM4A {
TMBOY 47:9e361da97763 23 public:
TMBOY 47:9e361da97763 24 MediaPlayM4A(MediaAdapter* media_adapter);
TMBOY 47:9e361da97763 25
TMBOY 47:9e361da97763 26 ~MediaPlayM4A();
TMBOY 47:9e361da97763 27
TMBOY 47:9e361da97763 28 int m4a_file_start(MediaType type, const unsigned char* p_buff, int buff_sz);
TMBOY 47:9e361da97763 29
TMBOY 47:9e361da97763 30 int m4a_file_play(const unsigned char* p_buff, int buff_sz);
TMBOY 47:9e361da97763 31
TMBOY 47:9e361da97763 32 int m4a_file_end(const unsigned char* p_buff, int buff_sz);
TMBOY 47:9e361da97763 33
TMBOY 47:9e361da97763 34 int get_m4a_file_pos();
TMBOY 47:9e361da97763 35
TMBOY 47:9e361da97763 36 private:
TMBOY 47:9e361da97763 37 MediaPlayM4A(const MediaPlayM4A&);
TMBOY 47:9e361da97763 38
TMBOY 47:9e361da97763 39 MediaPlayM4A& operator=(const MediaPlayM4A&);
TMBOY 47:9e361da97763 40
TMBOY 47:9e361da97763 41 int m4a_header_save(const unsigned char* p_buff, int buff_sz);
TMBOY 47:9e361da97763 42
TMBOY 47:9e361da97763 43 int m4a_header_parse();
TMBOY 47:9e361da97763 44
TMBOY 47:9e361da97763 45 int m4a_frame_to_codec(const unsigned char* p_buff, int buff_sz);
TMBOY 47:9e361da97763 46
TMBOY 47:9e361da97763 47 static uint32_t read_callback(void* user_data, void* buffer, uint32_t length);
TMBOY 47:9e361da97763 48
TMBOY 47:9e361da97763 49 static uint32_t seek_callback(void* user_data, uint64_t position);
TMBOY 47:9e361da97763 50
TMBOY 47:9e361da97763 51 static mp4ff_callback_t _s_mp4cb;
TMBOY 47:9e361da97763 52
TMBOY 47:9e361da97763 53 FILE* _p_file_sd;
TMBOY 47:9e361da97763 54 int _m4a_header_size;
TMBOY 47:9e361da97763 55 int _buff_data_size;
TMBOY 47:9e361da97763 56 unsigned char* _p_buff_data;
TMBOY 47:9e361da97763 57 int _m4a_file_pos;
TMBOY 47:9e361da97763 58 bool _m4a_parse_done;
TMBOY 47:9e361da97763 59
TMBOY 47:9e361da97763 60 int _num_samples;
TMBOY 47:9e361da97763 61 int _track;
TMBOY 47:9e361da97763 62 int _sample_id;
TMBOY 47:9e361da97763 63 mp4AudioSpecificConfig _mp4_asc;
TMBOY 47:9e361da97763 64 mp4ff_t _infile;
TMBOY 47:9e361da97763 65
TMBOY 47:9e361da97763 66 MediaAdapter* _media_adapter;
TMBOY 47:9e361da97763 67 };
TMBOY 47:9e361da97763 68
TMBOY 47:9e361da97763 69 } // namespace duer
TMBOY 47:9e361da97763 70
TMBOY 47:9e361da97763 71 #endif // BAIDU_TINYDU_IOT_OS_SRC_MEDIA_PLAYER_BAIDU_MEDIA_PLAY_M4A_H