Mercurial > hg > forks > pwpunix
annotate pwplib/snd-w32.c @ 54:85671798fdb3
Various code cleanups, cosmetics, warning fixes.
| author | Matti Hamalainen <ccr@tnsp.org> |
|---|---|
| date | Wed, 26 May 2010 01:22:51 +0300 |
| parents | e2b6a35bcb0c |
| children |
| rev | line source |
|---|---|
| 0 | 1 #include "config.h" |
| 2 | |
| 3 #ifdef DRIVE_WIN32 | |
| 4 | |
| 5 #include <stdio.h> | |
| 6 #include <stdlib.h> | |
| 7 #include <string.h> | |
| 8 #include <windows.h> | |
| 9 | |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
10 #include "sound.h" |
| 0 | 11 |
| 12 #define NUMBUFS 2 | |
| 13 #define HARDBUFSIZE 65536 | |
| 14 | |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
15 struct { |
| 0 | 16 int buffersize; |
| 17 HWAVEOUT outHandle; | |
| 18 WAVEHDR waveHdr[NUMBUFS]; | |
| 19 char *bufData[NUMBUFS]; | |
| 20 int currbuf; | |
| 21 int bufferptr; | |
| 22 int letsgo; | |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
23 } pwp_w32snd; |
|
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
24 |
| 0 | 25 |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
26 static void win32snd_fill(void) |
| 0 | 27 { |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
28 while (pwp_w32snd.bufferptr < (HARDBUFSIZE - pwp_w32snd.buffersize)) |
| 0 | 29 { |
| 30 pwplib.player(); | |
| 31 | |
| 32 gb_genwave(pwp_w32snd.bufData[pwp_w32snd.currbuf] + | |
| 33 pwp_w32snd.bufferptr, | |
| 34 pwp_w32snd.buffersize); | |
| 35 | |
| 36 pwp_w32snd.bufferptr += pwp_w32snd.buffersize; | |
| 37 } | |
| 38 pwp_w32snd.waveHdr[pwp_w32snd.currbuf].lpData = | |
| 39 pwp_w32snd.bufData[pwp_w32snd.currbuf]; | |
| 40 pwp_w32snd.waveHdr[pwp_w32snd.currbuf].dwBufferLength = | |
| 41 pwp_w32snd.bufferptr; | |
| 42 | |
| 43 pwp_w32snd.bufferptr=0; | |
| 44 | |
| 45 waveOutPrepareHeader( | |
| 46 pwp_w32snd.outHandle, | |
| 47 &pwp_w32snd.waveHdr[pwp_w32snd.currbuf], | |
| 48 sizeof(WAVEHDR)); | |
| 49 | |
| 50 waveOutWrite( | |
| 51 pwp_w32snd.outHandle, | |
| 52 &pwp_w32snd.waveHdr[pwp_w32snd.currbuf], | |
| 53 sizeof(WAVEHDR)); | |
| 54 | |
| 55 pwp_w32snd.currbuf=(pwp_w32snd.currbuf+1)%NUMBUFS; | |
| 56 } | |
| 57 | |
| 58 static void CALLBACK win32snd_callback(HWAVEOUT hwo,UINT uMsg, | |
| 59 DWORD dwParam0, DWORD dwParam1, DWORD dwParam2) | |
| 60 { | |
| 61 if(pwp_w32snd.letsgo==0) return; | |
| 62 | |
| 63 /* | |
| 64 if(pwp_w32snd.waveHdr[pwp_w32snd.currbuf].dwFlags&WHDR_PREPARED) | |
| 65 waveOutUnprepareHeader( | |
| 66 pwp_w32snd.outHandle, | |
| 67 &pwp_w32snd.waveHdr[pwp_w32snd.currbuf], | |
| 68 sizeof(WAVEHDR)); | |
| 69 */ | |
| 70 win32snd_fill(); | |
| 71 } | |
| 72 | |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
73 static void win32snd_restore() |
| 0 | 74 { |
| 75 } | |
| 76 | |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
77 static void win32snd_start() |
| 0 | 78 { |
| 79 if(pwp_w32snd.letsgo==0) | |
| 80 { | |
| 81 {int i=0; | |
| 82 for(;i<NUMBUFS;i++) win32snd_fill(); | |
| 83 } | |
| 84 | |
| 85 pwp_w32snd.letsgo++; | |
| 86 } | |
| 87 } | |
| 88 | |
|
54
85671798fdb3
Various code cleanups, cosmetics, warning fixes.
Matti Hamalainen <ccr@tnsp.org>
parents:
50
diff
changeset
|
89 int win32snd_init(void) |
| 0 | 90 { |
| 91 HANDLE bufHandle,waveHdrHandle; | |
| 92 WAVEFORMATEX waveFormat; | |
| 93 | |
| 94 /************/ | |
| 95 | |
| 96 /* try: 8000/8/1, 11025/8/1, 11025/16/1, 22050/16/1, 22050/16/2, | |
| 97 44100/16/2 */ | |
| 98 | |
| 99 waveFormat.wFormatTag = WAVE_FORMAT_PCM; | |
| 100 waveFormat.nChannels = 1; | |
| 101 waveFormat.nSamplesPerSec = 22050; | |
| 102 waveFormat.wBitsPerSample = 8; | |
| 103 waveFormat.nBlockAlign = | |
| 104 waveFormat.nChannels * (waveFormat.wBitsPerSample/8); | |
| 105 waveFormat.nAvgBytesPerSec = | |
| 106 waveFormat.nSamplesPerSec * waveFormat.nBlockAlign; | |
| 107 waveFormat.cbSize = 0; | |
| 108 | |
| 109 pwp_w32snd.letsgo=0; | |
| 110 | |
| 111 {int i=0;for(;i<NUMBUFS;i++) | |
| 112 pwp_w32snd.bufData[i] = malloc(HARDBUFSIZE); | |
| 113 } | |
| 114 | |
| 115 pwplib.sound=gb_sound; | |
| 116 gb_init(waveFormat.nAvgBytesPerSec); | |
| 117 | |
| 118 pwp_w32snd.buffersize = waveFormat.nAvgBytesPerSec/TIMERHZ; | |
| 119 pwp_w32snd.currbuf=0; | |
| 120 pwp_w32snd.bufferptr = 0; | |
| 121 | |
| 122 {int r = waveOutOpen(&pwp_w32snd.outHandle,WAVE_MAPPER,&waveFormat, | |
| 123 (DWORD)win32snd_callback,0, | |
| 124 CALLBACK_FUNCTION); | |
| 125 if(r) { printf("ERROR\n"); } | |
| 126 } | |
| 127 | |
|
17
c60e531d19cd
Some misc. cleanups and minor warning removals.
Matti Hamalainen <ccr@tnsp.org>
parents:
0
diff
changeset
|
128 pwplib_regdestr(win32snd_restore); |
| 0 | 129 |
| 130 // pwp_w32snd.buffersize = waveFormat.nAvgBytesPerSec/TIMERHZ; | |
| 131 | |
| 132 pwplib.loopflush = win32snd_start; | |
| 133 | |
| 134 return 1; | |
| 135 } | |
| 136 | |
| 137 #endif | |
| 138 |