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authorMatthias P. Braendli <matthias.braendli@mpb.li>2016-09-02 17:43:32 +0200
committerMatthias P. Braendli <matthias.braendli@mpb.li>2016-09-07 21:20:24 +0200
commit4809f3c042a99a639542b1e6cd22657871113260 (patch)
treedc0ec0f256eaceb79d63daa09591d4a6ef08cb73 /wavfile.c
parent5542c8ecff635f9abc05b6b2ff255db02c2c9c46 (diff)
downloadetisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.gz
etisnoop-4809f3c042a99a639542b1e6cd22657871113260.tar.bz2
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Move all sources to src/
Diffstat (limited to 'wavfile.c')
-rw-r--r--wavfile.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/wavfile.c b/wavfile.c
deleted file mode 100644
index 9ea231b..0000000
--- a/wavfile.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
-A simple sound library for CSE 20211 by Douglas Thain
-For course assignments, you should not change this file.
-For complete documentation, see:
-http://www.nd.edu/~dthain/courses/cse20211/fall2013/wavfile
-*/
-
-#include "wavfile.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-struct wavfile_header {
- char riff_tag[4];
- int riff_length;
- char wave_tag[4];
- char fmt_tag[4];
- int fmt_length;
- short audio_format;
- short num_channels;
- int sample_rate;
- int byte_rate;
- short block_align;
- short bits_per_sample;
- char data_tag[4];
- int data_length;
-};
-
-FILE * wavfile_open( const char *filename, int rate )
-{
- struct wavfile_header header;
-
- int samples_per_second = rate;
- int bits_per_sample = 16;
-
- strncpy(header.riff_tag,"RIFF",4);
- strncpy(header.wave_tag,"WAVE",4);
- strncpy(header.fmt_tag,"fmt ",4);
- strncpy(header.data_tag,"data",4);
-
- header.riff_length = 0;
- header.fmt_length = 16;
- header.audio_format = 1;
- header.num_channels = 2;
- header.sample_rate = samples_per_second;
- header.byte_rate = samples_per_second*(bits_per_sample/8);
- header.block_align = bits_per_sample/8;
- header.bits_per_sample = bits_per_sample;
- header.data_length = 0;
-
- FILE * file = fopen(filename,"w+");
- if(!file) return 0;
-
- fwrite(&header,sizeof(header),1,file);
-
- fflush(file);
-
- return file;
-
-}
-
-void wavfile_write( FILE *file, short data[], int length )
-{
- fwrite(data,sizeof(short),length,file);
-}
-
-void wavfile_close( FILE *file )
-{
- int file_length = ftell(file);
-
- int data_length = file_length - sizeof(struct wavfile_header);
- fseek(file,sizeof(struct wavfile_header) - sizeof(int),SEEK_SET);
- fwrite(&data_length,sizeof(data_length),1,file);
-
- int riff_length = file_length - 8;
- fseek(file,4,SEEK_SET);
- fwrite(&riff_length,sizeof(riff_length),1,file);
-
- fclose(file);
-}
-