X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/1059e1cc0c2ecfa237406949aa26155b6a5b9154..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/lib/src/libsndfile-1.0.25/examples/make_sine.c diff --git a/interpretor/lib/src/libsndfile-1.0.25/examples/make_sine.c b/interpretor/lib/src/libsndfile-1.0.25/examples/make_sine.c deleted file mode 100644 index ec8a830..0000000 --- a/interpretor/lib/src/libsndfile-1.0.25/examples/make_sine.c +++ /dev/null @@ -1,96 +0,0 @@ -/* -** Copyright (C) 1999-2011 Erik de Castro Lopo -** -** All rights reserved. -** -** Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the author nor the names of any contributors may be used -** to endorse or promote products derived from this software without -** specific prior written permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED -** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR -** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; -** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR -** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF -** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#include -#include -#include -#include - -#include - -#ifndef M_PI -#define M_PI 3.14159265358979323846264338 -#endif - -#define SAMPLE_RATE 44100 -#define SAMPLE_COUNT (SAMPLE_RATE * 4) /* 4 seconds */ -#define AMPLITUDE (1.0 * 0x7F000000) -#define LEFT_FREQ (344.0 / SAMPLE_RATE) -#define RIGHT_FREQ (466.0 / SAMPLE_RATE) - -int -main (void) -{ SNDFILE *file ; - SF_INFO sfinfo ; - int k ; - int *buffer ; - - if (! (buffer = malloc (2 * SAMPLE_COUNT * sizeof (int)))) - { printf ("Malloc failed.\n") ; - exit (0) ; - } ; - - memset (&sfinfo, 0, sizeof (sfinfo)) ; - - sfinfo.samplerate = SAMPLE_RATE ; - sfinfo.frames = SAMPLE_COUNT ; - sfinfo.channels = 2 ; - sfinfo.format = (SF_FORMAT_WAV | SF_FORMAT_PCM_24) ; - - if (! (file = sf_open ("sine.wav", SFM_WRITE, &sfinfo))) - { printf ("Error : Not able to open output file.\n") ; - return 1 ; - } ; - - if (sfinfo.channels == 1) - { for (k = 0 ; k < SAMPLE_COUNT ; k++) - buffer [k] = AMPLITUDE * sin (LEFT_FREQ * 2 * k * M_PI) ; - } - else if (sfinfo.channels == 2) - { for (k = 0 ; k < SAMPLE_COUNT ; k++) - { buffer [2 * k] = AMPLITUDE * sin (LEFT_FREQ * 2 * k * M_PI) ; - buffer [2 * k + 1] = AMPLITUDE * sin (RIGHT_FREQ * 2 * k * M_PI) ; - } ; - } - else - { printf ("makesine can only generate mono or stereo files.\n") ; - exit (1) ; - } ; - - if (sf_write_int (file, buffer, sfinfo.channels * SAMPLE_COUNT) != - sfinfo.channels * SAMPLE_COUNT) - puts (sf_strerror (file)) ; - - sf_close (file) ; - return 0 ; -} /* main */ -