Bundle libsamplerate

[audio-libsamplerate.git] / libsamplerate / tests / util.h

diff --git a/libsamplerate/tests/util.h b/libsamplerate/tests/util.h
new file mode 100644 (file)
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--- /dev/null
+++ b/libsamplerate/tests/util.h
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+/*
+** Copyright (c) 2002-2016, Erik de Castro Lopo <erikd@mega-nerd.com>
+** All rights reserved.
+**
+** This code is released under 2-clause BSD license. Please see the
+** file at : https://github.com/erikd/libsamplerate/blob/master/COPYING
+*/
+
+#define        ABS(a)                  (((a) < 0) ? - (a) : (a))
+#define MIN(a,b)               (((a) < (b)) ? (a) : (b))
+#define        MAX(a,b)                (((a) >= (b)) ? (a) : (b))
+
+#define        ARRAY_LEN(x)    ((int) (sizeof (x) / sizeof ((x) [0])))
+
+void gen_windowed_sines (int freq_count, const double *freqs, double max, float *output, int output_len) ;
+
+void save_oct_float (char *filename, float *input, int in_len, float *output, int out_len) ;
+void save_oct_double (char *filename, double *input, int in_len, double *output, int out_len) ;
+
+void interleave_data (const float *in, float *out, int frames, int channels) ;
+
+void deinterleave_data (const float *in, float *out, int frames, int channels) ;
+
+void reverse_data (float *data, int datalen) ;
+
+double calculate_snr (float *data, int len, int expected_peaks) ;
+
+const char * get_cpu_name (void) ;
+
+#if OS_IS_WIN32
+/*
+**     Extra Win32 hacks.
+**
+**     Despite Microsoft claim of windows being POSIX compatibile it has '_sleep'
+**     instead of 'sleep'.
+*/
+
+#define sleep _sleep
+#endif
+