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Diffstat (limited to 'src/midiplay/wave_writer.c')
-rwxr-xr-xsrc/midiplay/wave_writer.c170
1 files changed, 0 insertions, 170 deletions
diff --git a/src/midiplay/wave_writer.c b/src/midiplay/wave_writer.c
deleted file mode 100755
index 0bfaf68..0000000
--- a/src/midiplay/wave_writer.c
+++ /dev/null
@@ -1,170 +0,0 @@
-/* snes_spc 0.9.0. http://www.slack.net/~ant/ */
-
-#include "wave_writer.h"
-
-#include <assert.h>
-#include <stdlib.h>
-#include <stdio.h>
-
-#ifdef _WIN32
-#include <windows.h>
-#endif
-
-/* Copyright (C) 2003-2007 Shay Green. This module is free software; you
-can redistribute it and/or modify it under the terms of the GNU Lesser
-General Public License as published by the Free Software Foundation; either
-version 2.1 of the License, or (at your option) any later version. This
-module is distributed in the hope that it will be useful, but WITHOUT ANY
-WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
-details. You should have received a copy of the GNU Lesser General Public
-License along with this module; if not, write to the Free Software Foundation,
-Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
-
-enum { buf_size = 32768 * 2 };
-enum { header_size = 0x2C };
-
-typedef short sample_t;
-
-static unsigned char* buf;
-static FILE* file;
-static long sample_count_;
-static long sample_rate_;
-static long buf_pos;
-static int chan_count;
-
-static void exit_with_error( const char* str )
-{
- fprintf(stderr, "WAVE Writer Error: %s\n", str );
- fflush(stderr);
-}
-
-int wave_open( long sample_rate, const char* filename )
-{
- sample_count_ = 0;
- sample_rate_ = sample_rate;
- buf_pos = header_size;
- chan_count = 1;
-
- buf = (unsigned char*) malloc( buf_size * sizeof *buf );
- if ( !buf )
- {
- exit_with_error( "Out of memory" );
- return -1;
- }
-
-#ifndef _WIN32
- file = fopen( filename, "wb" );
-#else
- wchar_t widePath[MAX_PATH];
- int size = MultiByteToWideChar(CP_UTF8, 0, filename, strlen(filename), widePath, MAX_PATH);
- widePath[size] = '\0';
- file = _wfopen( widePath, L"wb" );
-#endif
- if (!file)
- {
- exit_with_error( "Couldn't open WAVE file for writing" );
- return -1;
- }
-
- setvbuf( file, 0, _IOFBF, 32 * 1024L );
- return 0;
-}
-
-void wave_enable_stereo( void )
-{
- chan_count = 2;
-}
-
-static void flush_()
-{
- if ( buf_pos && !fwrite( buf, (size_t)buf_pos, 1, file ) )
- exit_with_error( "Couldn't write WAVE data" );
- buf_pos = 0;
-}
-
-void wave_write( short const* in, long remain )
-{
- sample_count_ += remain;
- while ( remain )
- {
- if ( buf_pos >= buf_size )
- flush_();
-
- {
- unsigned char* p = &buf [buf_pos];
- long n = (buf_size - (unsigned long)buf_pos) / sizeof (sample_t);
- if ( n > remain )
- n = remain;
- remain -= n;
-
- /* convert to LSB first format */
- while ( n-- )
- {
- int s = *in++;
- *p++ = (unsigned char) s & (0x00FF);
- *p++ = (unsigned char) (s >> 8) & (0x00FF);
- }
-
- buf_pos = p - buf;
- assert( buf_pos <= buf_size );
- }
- }
-}
-
-long wave_sample_count( void )
-{
- return sample_count_;
-}
-
-static void set_le32( void* p, unsigned long n )
-{
- ((unsigned char*) p) [0] = (unsigned char) n & (0xFF);
- ((unsigned char*) p) [1] = (unsigned char) (n >> 8) & (0xFF);
- ((unsigned char*) p) [2] = (unsigned char) (n >> 16) & (0xFF);
- ((unsigned char*) p) [3] = (unsigned char) (n >> 24) & (0xFF);
-}
-
-void wave_close( void )
-{
- if ( file )
- {
- /* generate header */
- unsigned char h [header_size] =
- {
- 'R','I','F','F',
- 0,0,0,0, /* length of rest of file */
- 'W','A','V','E',
- 'f','m','t',' ',
- 0x10,0,0,0, /* size of fmt chunk */
- 1,0, /* uncompressed format */
- 0,0, /* channel count */
- 0,0,0,0, /* sample rate */
- 0,0,0,0, /* bytes per second */
- 0,0, /* bytes per sample frame */
- 16,0, /* bits per sample */
- 'd','a','t','a',
- 0,0,0,0, /* size of sample data */
- /* ... */ /* sample data */
- };
- long ds = sample_count_ * (long)sizeof (sample_t);
- int frame_size = chan_count * (long)sizeof (sample_t);
-
- set_le32( h + 0x04, header_size - 8 + ds );
- h [0x16] = (unsigned char)chan_count;
- set_le32( h + 0x18, (unsigned long)sample_rate_ );
- set_le32( h + 0x1C, (unsigned long)sample_rate_ * (unsigned long)frame_size );
- h [0x20] = (unsigned char)frame_size;
- set_le32( h + 0x28, (unsigned long)ds );
-
- flush_();
-
- /* write header */
- fseek( file, 0, SEEK_SET );
- fwrite( h, header_size, 1, file );
- fclose( file );
- file = 0;
- free( buf );
- buf = 0;
- }
-}