28 lines
1.2 KiB
C
28 lines
1.2 KiB
C
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# ifndef _WAVE_STUFF_H_
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# define _WAVE_STUFF_H_
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/*
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read a sound wave file and save it in a float array which is allocated by the function
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char *file : the filename of the sound wave file (example "c:\\music\\test.wav"
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int canal : the canal to be read if the wav file is in stereo two values are possible 0 and 1
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int verbose : flag producing lost of debugging info if different of 0
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int *ny : the address of an integer to return the number of points read
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int *freq : the address of an integer to return the sampling frequency
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if the function fails it return a null pointer
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*/
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float* read_wave_create_array(char *file, int canal, int verbose, int *ny, int *freq);
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/*
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save an array of float in a file of format wav,
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char *file : the filename of the futur sound wave file (example "c:\\music\\test.wav"
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int BitsPerSample : the number of bits per sample (typically 16)
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int verbose : flag producing lost of debugging info if different of 0
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int nx : the number of points to save
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int Frequence : the sampling frequency
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on success return 0 otherwise an error code
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*/
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int save_wave_from_array(float *x, int nx, char *file, int Frequence, int BitsPerSample);
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# endif
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