path: root/audio_codec/libflac/codec_message.h (plain)
blob: 030128328612a2b5aaacdd16272fac8eca0c1bb7

1	#ifndef _CODEC_MESSAGE_HEADERS
2	#define _CODEC_MESSAGE_HEADERS
3
4
5	#define SUB_FMT_VALID (1<<1)
6	#define CHANNEL_VALID (1<<2)
7	#define SAMPLE_RATE_VALID (1<<3)
8	#define DATA_WIDTH_VALID (1<<4)
9
10	#define AUDIO_EXTRA_DATA_SIZE (2048*2)
11
12	struct digit_raw_output_info {
13	int framelength;
14	unsigned char* framebuf;
15	int frame_size;
16	int frame_samples;
17	unsigned char* rawptr;
18	//for AC3
19	int sampleratecode;
20	int bsmod;
21
22	int bpf;
23	int brst;
24	int length;
25	int padsize;
26	int mode;
27	unsigned int syncword1;
28	unsigned int syncword2;
29	unsigned int syncword3;
30
31	unsigned int syncword1_mask;
32	unsigned int syncword2_mask;
33	unsigned int syncword3_mask;
34
35	unsigned chstat0_l;
36	unsigned chstat0_r;
37	unsigned chstat1_l;
38	unsigned chstat1_r;
39
40	unsigned can_bypass;
41	};
42	struct frame_fmt {
43	int valid;
44	int sub_fmt;
45	int channel_num;
46	int sample_rate;
47	int data_width;
48	int buffered_len;/*dsp codec,buffered origan data len*/
49	int format;
50	unsigned int total_byte_parsed;
51	union {
52	unsigned int total_sample_decoded;
53	void *pcm_encoded_info; //used for encoded pcm info
54	} data;
55	unsigned int bps;
56	void* private_data;
57	struct digit_raw_output_info * digit_raw_output_info;
58	};
59
60	typedef struct pcm51_encoded_info_s {
61	unsigned int InfoValidFlag; //only if InfoValidFlag==1 can userspace start reading the data in 51pcm_buf;
62	unsigned int SampFs; //sampling frequency
63	unsigned int NumCh; //total output valid channels( including LFE channel if LFE is valid)
64	unsigned int AcMode; //audio coding mode
65	unsigned int LFEFlag; //indicating the output buffers cotains LFE components if LFEFlag==1
66	unsigned int BitsPerSamp; //bits count used to indicates a pcm_samples
67	} pcm51_encoded_info_t;
68
69
70	struct frame_info {
71	int len;
72	unsigned long offset;/*steam start to here*/
73	unsigned long buffered_len;/*data buffer in dsp,pcm datalen*/
74	int reversed[1];/*for cache aligned 32 bytes*/
75	};
76
77	struct audio_info {
78	int valid;
79	int sample_rate;
80	int channels;
81	int bitrate;
82	int codec_id;
83	int block_align;
84	int extradata_size;
85	char extradata[AUDIO_EXTRA_DATA_SIZE];
86	};
87
88	typedef enum {
89	DECODE_INIT_ERR,
90	DECODE_FATAL_ERR,
91	} error_code_t;
92
93	struct dsp_working_info {
94	int status;
95	int sp;
96	int pc;
97	int ilink1;
98	int ilink2;
99	int blink;
100	int jeffies;
101	int out_wp;
102	int out_rp;
103	int buffered_len;//pcm buffered at the dsp side
104	int es_offset;//stream read offset since start decoder
105	int reserved[5];
106	};
107
108	#endif
109
110