huxi
85 lines
1.6 KiB
C
85 lines
1.6 KiB
C
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#ifndef ps_cal_api_h__
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#define ps_cal_api_h__
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#include "AudioEffect_DataType.h"
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#ifndef u8
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#define u8 unsigned char
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#endif
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#ifndef u16
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#define u16 unsigned short
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#endif
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#ifndef s16
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#define s16 short
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#endif
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#ifndef u32
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#define u32 unsigned int
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#endif
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#ifndef s16
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#define s16 signed short
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#endif
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enum {
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PS69_SPEED_UP = 1,
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PS69_SPEED_DOWN = 2
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};
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typedef struct _PS69_CONTEXT_CONF_ {
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u16 speedV;
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u16 pitchV;
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af_DataType dataTypeobj;
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} PS69_CONTEXT_CONF;
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typedef struct _PS69_API_CONTEXT_ {
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u32(*need_size)(PS69_CONTEXT_CONF *conf_obj);
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u32(*open)(u8 *ptr, u32 chn, u32 sr, PS69_CONTEXT_CONF *conf_obj);
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u32(*dconfig)(u8 *ptr, PS69_CONTEXT_CONF *conf_obj);
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u32(*run)(u8 *ptr, s16 *inbuf, s16 *outdata, u32 len); // len is how many bytes
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} PS69_API_CONTEXT;
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#define ABS_LEN_FLAG 0x100
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extern PS69_API_CONTEXT *get_ps_cal_api();
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#endif // syn_ps_api_h__
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#if 0
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{
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PS69_API_CONTEXT *testops = get_ps_cal_api();
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PS69_CONTEXT_CONF test_config_obj;
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test_config_obj.pitchV = 32768;
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test_config_obj.sr = 44100;
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test_config_obj.chn = 2;
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test_config_obj.speedV = 80;
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bufsize = syn_ops->need_size();
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ptr = malloc(bufsize);
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testops->open(ptr, &testIO);
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testops->dconfig(ptr, &test_config_obj);
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while (1) {
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if (feof(fp1)) {
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break;
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}
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fread(test_buf, 1, TEST_LEN, fp1);
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testops->run(ptr, test_buf, TEST_LEN, out_buf); //返回的是输出了多少个byte，放在out_buf里面。注意变速输出可能比输入多的，跟变速参数相关
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}
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free(ptr);
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}
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#endif
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