File: drv_stdout.c

package info (click to toggle)
libmikmod 3.3.10-1
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 5,900 kB
  • ctags: 5,175
  • sloc: ansic: 34,289; sh: 4,433; makefile: 522
file content (129 lines) | stat: -rw-r--r-- 2,490 bytes parent folder | download | duplicates (5)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
/*	MikMod sound library
	(c) 1998, 1999, 2000 Miodrag Vallat and others - see file AUTHORS for
	complete list.

	This library is free software; you can redistribute it and/or modify
	it under the terms of the GNU Library General Public License as
	published by the Free Software Foundation; either version 2 of
	the License, or (at your option) any later version.

	This program 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 Library General Public License for more details.

	You should have received a copy of the GNU Library General Public
	License along with this library; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
	02111-1307, USA.
*/

/*==============================================================================

  $Id$

  Output data to stdout

==============================================================================*/

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#ifdef DRV_STDOUT

#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>

#include "mikmod_internals.h"

#define BUFFERSIZE 32768

static	SBYTE *audiobuffer=NULL;

static BOOL stdout_IsThere(void)
{
	/* only allow this driver on pipes */
	return 1-isatty(1);
}

static int stdout_Init(void)
{
	if(!(audiobuffer=(SBYTE*)MikMod_malloc(BUFFERSIZE)))
		return 1;
#ifdef __EMX__
	_fsetmode(stdout,"b");
#endif
	return VC_Init();
}

static void stdout_Exit(void)
{
	VC_Exit();
#ifdef __EMX__
	_fsetmode(stdout,"t");
#endif
	MikMod_free(audiobuffer);
	audiobuffer=NULL;
}

static void stdout_Update(void)
{
#ifdef _WIN32
	_write
#else
	write
#endif
	     (1,audiobuffer,VC_WriteBytes((SBYTE*)audiobuffer,BUFFERSIZE));
}

static int stdout_Reset(void)
{
	VC_Exit();
	return VC_Init();
}

MIKMODAPI MDRIVER drv_stdout={
	NULL,
	"stdout",
	"Standard output driver v1.1",
	0,255,
	"stdout",
	NULL,
	NULL,
	stdout_IsThere,
	VC_SampleLoad,
	VC_SampleUnload,
	VC_SampleSpace,
	VC_SampleLength,
	stdout_Init,
	stdout_Exit,
	stdout_Reset,
	VC_SetNumVoices,
	VC_PlayStart,
	VC_PlayStop,
	stdout_Update,
	NULL,
	VC_VoiceSetVolume,
	VC_VoiceGetVolume,
	VC_VoiceSetFrequency,
	VC_VoiceGetFrequency,
	VC_VoiceSetPanning,
	VC_VoiceGetPanning,
	VC_VoicePlay,
	VC_VoiceStop,
	VC_VoiceStopped,
	VC_VoiceGetPosition,
	VC_VoiceRealVolume
};

#else

#include "mikmod_internals.h"
MISSING(drv_stdout);

#endif

/* ex:set ts=4: */