root / audio / dsound_template.h @ f40070c3
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1 | 1d14ffa9 | bellard | /*
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2 | 1d14ffa9 | bellard | * QEMU DirectSound audio driver header
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3 | 1d14ffa9 | bellard | *
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4 | 1d14ffa9 | bellard | * Copyright (c) 2005 Vassili Karpov (malc)
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5 | 1d14ffa9 | bellard | *
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6 | 1d14ffa9 | bellard | * Permission is hereby granted, free of charge, to any person obtaining a copy
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7 | 1d14ffa9 | bellard | * of this software and associated documentation files (the "Software"), to deal
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8 | 1d14ffa9 | bellard | * in the Software without restriction, including without limitation the rights
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9 | 1d14ffa9 | bellard | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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10 | 1d14ffa9 | bellard | * copies of the Software, and to permit persons to whom the Software is
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11 | 1d14ffa9 | bellard | * furnished to do so, subject to the following conditions:
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12 | 1d14ffa9 | bellard | *
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13 | 1d14ffa9 | bellard | * The above copyright notice and this permission notice shall be included in
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14 | 1d14ffa9 | bellard | * all copies or substantial portions of the Software.
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15 | 1d14ffa9 | bellard | *
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16 | 1d14ffa9 | bellard | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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17 | 1d14ffa9 | bellard | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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18 | 1d14ffa9 | bellard | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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19 | 1d14ffa9 | bellard | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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20 | 1d14ffa9 | bellard | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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21 | 1d14ffa9 | bellard | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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22 | 1d14ffa9 | bellard | * THE SOFTWARE.
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23 | 1d14ffa9 | bellard | */
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24 | 1d14ffa9 | bellard | #ifdef DSBTYPE_IN
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25 | 1d14ffa9 | bellard | #define NAME "capture buffer" |
26 | ca9cc28c | balrog | #define NAME2 "DirectSoundCapture" |
27 | 1d14ffa9 | bellard | #define TYPE in
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28 | 1d14ffa9 | bellard | #define IFACE IDirectSoundCaptureBuffer
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29 | 1d14ffa9 | bellard | #define BUFPTR LPDIRECTSOUNDCAPTUREBUFFER
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30 | 1d14ffa9 | bellard | #define FIELD dsound_capture_buffer
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31 | ca9cc28c | balrog | #define FIELD2 dsound_capture
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32 | 1d14ffa9 | bellard | #else
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33 | 1d14ffa9 | bellard | #define NAME "playback buffer" |
34 | ca9cc28c | balrog | #define NAME2 "DirectSound" |
35 | 1d14ffa9 | bellard | #define TYPE out
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36 | 1d14ffa9 | bellard | #define IFACE IDirectSoundBuffer
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37 | 1d14ffa9 | bellard | #define BUFPTR LPDIRECTSOUNDBUFFER
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38 | 1d14ffa9 | bellard | #define FIELD dsound_buffer
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39 | ca9cc28c | balrog | #define FIELD2 dsound
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40 | 1d14ffa9 | bellard | #endif
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41 | 1d14ffa9 | bellard | |
42 | 1d14ffa9 | bellard | static int glue (dsound_unlock_, TYPE) ( |
43 | 1d14ffa9 | bellard | BUFPTR buf, |
44 | 1d14ffa9 | bellard | LPVOID p1, |
45 | 1d14ffa9 | bellard | LPVOID p2, |
46 | 1d14ffa9 | bellard | DWORD blen1, |
47 | 1d14ffa9 | bellard | DWORD blen2 |
48 | 1d14ffa9 | bellard | ) |
49 | 1d14ffa9 | bellard | { |
50 | 1d14ffa9 | bellard | HRESULT hr; |
51 | 1d14ffa9 | bellard | |
52 | 1d14ffa9 | bellard | hr = glue (IFACE, _Unlock) (buf, p1, blen1, p2, blen2); |
53 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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54 | c0fe3827 | bellard | dsound_logerr (hr, "Could not unlock " NAME "\n"); |
55 | 1d14ffa9 | bellard | return -1; |
56 | 1d14ffa9 | bellard | } |
57 | 1d14ffa9 | bellard | |
58 | 1d14ffa9 | bellard | return 0; |
59 | 1d14ffa9 | bellard | } |
60 | 1d14ffa9 | bellard | |
61 | 1d14ffa9 | bellard | static int glue (dsound_lock_, TYPE) ( |
62 | 1d14ffa9 | bellard | BUFPTR buf, |
63 | 1d14ffa9 | bellard | struct audio_pcm_info *info,
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64 | 1d14ffa9 | bellard | DWORD pos, |
65 | 1d14ffa9 | bellard | DWORD len, |
66 | 1d14ffa9 | bellard | LPVOID *p1p, |
67 | 1d14ffa9 | bellard | LPVOID *p2p, |
68 | 1d14ffa9 | bellard | DWORD *blen1p, |
69 | 1d14ffa9 | bellard | DWORD *blen2p, |
70 | 1d14ffa9 | bellard | int entire
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71 | 1d14ffa9 | bellard | ) |
72 | 1d14ffa9 | bellard | { |
73 | 1d14ffa9 | bellard | HRESULT hr; |
74 | 1d14ffa9 | bellard | int i;
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75 | 1d14ffa9 | bellard | LPVOID p1 = NULL, p2 = NULL; |
76 | 1d14ffa9 | bellard | DWORD blen1 = 0, blen2 = 0; |
77 | 8ead62cf | bellard | DWORD flag; |
78 | 1d14ffa9 | bellard | |
79 | 8ead62cf | bellard | #ifdef DSBTYPE_IN
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80 | 8ead62cf | bellard | flag = entire ? DSCBLOCK_ENTIREBUFFER : 0;
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81 | 8ead62cf | bellard | #else
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82 | 8ead62cf | bellard | flag = entire ? DSBLOCK_ENTIREBUFFER : 0;
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83 | 8ead62cf | bellard | #endif
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84 | 1d14ffa9 | bellard | for (i = 0; i < conf.lock_retries; ++i) { |
85 | 1d14ffa9 | bellard | hr = glue (IFACE, _Lock) ( |
86 | 1d14ffa9 | bellard | buf, |
87 | 1d14ffa9 | bellard | pos, |
88 | 1d14ffa9 | bellard | len, |
89 | 1d14ffa9 | bellard | &p1, |
90 | 1d14ffa9 | bellard | &blen1, |
91 | 1d14ffa9 | bellard | &p2, |
92 | 1d14ffa9 | bellard | &blen2, |
93 | 8ead62cf | bellard | flag |
94 | 1d14ffa9 | bellard | ); |
95 | 1d14ffa9 | bellard | |
96 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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97 | 1d14ffa9 | bellard | #ifndef DSBTYPE_IN
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98 | 1d14ffa9 | bellard | if (hr == DSERR_BUFFERLOST) {
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99 | 1d14ffa9 | bellard | if (glue (dsound_restore_, TYPE) (buf)) {
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100 | c0fe3827 | bellard | dsound_logerr (hr, "Could not lock " NAME "\n"); |
101 | 1d14ffa9 | bellard | goto fail;
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102 | 1d14ffa9 | bellard | } |
103 | 1d14ffa9 | bellard | continue;
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104 | 1d14ffa9 | bellard | } |
105 | 1d14ffa9 | bellard | #endif
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106 | c0fe3827 | bellard | dsound_logerr (hr, "Could not lock " NAME "\n"); |
107 | 1d14ffa9 | bellard | goto fail;
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108 | 1d14ffa9 | bellard | } |
109 | 1d14ffa9 | bellard | |
110 | 1d14ffa9 | bellard | break;
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111 | 1d14ffa9 | bellard | } |
112 | 1d14ffa9 | bellard | |
113 | 1d14ffa9 | bellard | if (i == conf.lock_retries) {
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114 | 1d14ffa9 | bellard | dolog ("%d attempts to lock " NAME " failed\n", i); |
115 | 1d14ffa9 | bellard | goto fail;
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116 | 1d14ffa9 | bellard | } |
117 | 1d14ffa9 | bellard | |
118 | 1d14ffa9 | bellard | if ((p1 && (blen1 & info->align)) || (p2 && (blen2 & info->align))) {
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119 | 1d14ffa9 | bellard | dolog ("DirectSound returned misaligned buffer %ld %ld\n",
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120 | 1d14ffa9 | bellard | blen1, blen2); |
121 | 1d14ffa9 | bellard | glue (dsound_unlock_, TYPE) (buf, p1, p2, blen1, blen2); |
122 | 1d14ffa9 | bellard | goto fail;
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123 | 1d14ffa9 | bellard | } |
124 | 1d14ffa9 | bellard | |
125 | 1d14ffa9 | bellard | if (!p1 && blen1) {
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126 | 1d14ffa9 | bellard | dolog ("warning: !p1 && blen1=%ld\n", blen1);
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127 | 1d14ffa9 | bellard | blen1 = 0;
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128 | 1d14ffa9 | bellard | } |
129 | 1d14ffa9 | bellard | |
130 | 1d14ffa9 | bellard | if (!p2 && blen2) {
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131 | 1d14ffa9 | bellard | dolog ("warning: !p2 && blen2=%ld\n", blen2);
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132 | 1d14ffa9 | bellard | blen2 = 0;
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133 | 1d14ffa9 | bellard | } |
134 | 1d14ffa9 | bellard | |
135 | 1d14ffa9 | bellard | *p1p = p1; |
136 | 1d14ffa9 | bellard | *p2p = p2; |
137 | 1d14ffa9 | bellard | *blen1p = blen1; |
138 | 1d14ffa9 | bellard | *blen2p = blen2; |
139 | 1d14ffa9 | bellard | return 0; |
140 | 1d14ffa9 | bellard | |
141 | 1d14ffa9 | bellard | fail:
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142 | 1d14ffa9 | bellard | *p1p = NULL - 1; |
143 | 1d14ffa9 | bellard | *p2p = NULL - 1; |
144 | 1d14ffa9 | bellard | *blen1p = -1;
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145 | 1d14ffa9 | bellard | *blen2p = -1;
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146 | 1d14ffa9 | bellard | return -1; |
147 | 1d14ffa9 | bellard | } |
148 | 1d14ffa9 | bellard | |
149 | 1d14ffa9 | bellard | #ifdef DSBTYPE_IN
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150 | 1d14ffa9 | bellard | static void dsound_fini_in (HWVoiceIn *hw) |
151 | 1d14ffa9 | bellard | #else
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152 | 1d14ffa9 | bellard | static void dsound_fini_out (HWVoiceOut *hw) |
153 | 1d14ffa9 | bellard | #endif
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154 | 1d14ffa9 | bellard | { |
155 | 1d14ffa9 | bellard | HRESULT hr; |
156 | 1d14ffa9 | bellard | #ifdef DSBTYPE_IN
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157 | 1d14ffa9 | bellard | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; |
158 | 1d14ffa9 | bellard | #else
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159 | 1d14ffa9 | bellard | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; |
160 | 1d14ffa9 | bellard | #endif
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161 | 1d14ffa9 | bellard | |
162 | 1d14ffa9 | bellard | if (ds->FIELD) {
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163 | 1d14ffa9 | bellard | hr = glue (IFACE, _Stop) (ds->FIELD); |
164 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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165 | c0fe3827 | bellard | dsound_logerr (hr, "Could not stop " NAME "\n"); |
166 | 1d14ffa9 | bellard | } |
167 | 1d14ffa9 | bellard | |
168 | 1d14ffa9 | bellard | hr = glue (IFACE, _Release) (ds->FIELD); |
169 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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170 | c0fe3827 | bellard | dsound_logerr (hr, "Could not release " NAME "\n"); |
171 | 1d14ffa9 | bellard | } |
172 | 1d14ffa9 | bellard | ds->FIELD = NULL;
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173 | 1d14ffa9 | bellard | } |
174 | 1d14ffa9 | bellard | } |
175 | 1d14ffa9 | bellard | |
176 | 1d14ffa9 | bellard | #ifdef DSBTYPE_IN
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177 | 1ea879e5 | malc | static int dsound_init_in (HWVoiceIn *hw, struct audsettings *as) |
178 | 1d14ffa9 | bellard | #else
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179 | 1ea879e5 | malc | static int dsound_init_out (HWVoiceOut *hw, struct audsettings *as) |
180 | 1d14ffa9 | bellard | #endif
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181 | 1d14ffa9 | bellard | { |
182 | 1d14ffa9 | bellard | int err;
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183 | 1d14ffa9 | bellard | HRESULT hr; |
184 | 1d14ffa9 | bellard | dsound *s = &glob_dsound; |
185 | 1d14ffa9 | bellard | WAVEFORMATEX wfx; |
186 | 1ea879e5 | malc | struct audsettings obt_as;
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187 | 1d14ffa9 | bellard | #ifdef DSBTYPE_IN
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188 | 1d14ffa9 | bellard | const char *typ = "ADC"; |
189 | 1d14ffa9 | bellard | DSoundVoiceIn *ds = (DSoundVoiceIn *) hw; |
190 | 1d14ffa9 | bellard | DSCBUFFERDESC bd; |
191 | 1d14ffa9 | bellard | DSCBCAPS bc; |
192 | 1d14ffa9 | bellard | #else
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193 | 1d14ffa9 | bellard | const char *typ = "DAC"; |
194 | 1d14ffa9 | bellard | DSoundVoiceOut *ds = (DSoundVoiceOut *) hw; |
195 | 1d14ffa9 | bellard | DSBUFFERDESC bd; |
196 | 1d14ffa9 | bellard | DSBCAPS bc; |
197 | 1d14ffa9 | bellard | #endif
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198 | 1d14ffa9 | bellard | |
199 | ca9cc28c | balrog | if (!s->FIELD2) {
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200 | 26463dbc | balrog | dolog ("Attempt to initialize voice without " NAME2 " object\n"); |
201 | ca9cc28c | balrog | return -1; |
202 | ca9cc28c | balrog | } |
203 | ca9cc28c | balrog | |
204 | c0fe3827 | bellard | err = waveformat_from_audio_settings (&wfx, as); |
205 | 1d14ffa9 | bellard | if (err) {
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206 | 1d14ffa9 | bellard | return -1; |
207 | 1d14ffa9 | bellard | } |
208 | 1d14ffa9 | bellard | |
209 | 1d14ffa9 | bellard | memset (&bd, 0, sizeof (bd)); |
210 | 1d14ffa9 | bellard | bd.dwSize = sizeof (bd);
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211 | 1d14ffa9 | bellard | bd.lpwfxFormat = &wfx; |
212 | 1d14ffa9 | bellard | #ifdef DSBTYPE_IN
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213 | 1d14ffa9 | bellard | bd.dwBufferBytes = conf.bufsize_in; |
214 | 1d14ffa9 | bellard | hr = IDirectSoundCapture_CreateCaptureBuffer ( |
215 | 1d14ffa9 | bellard | s->dsound_capture, |
216 | 1d14ffa9 | bellard | &bd, |
217 | 1d14ffa9 | bellard | &ds->dsound_capture_buffer, |
218 | 1d14ffa9 | bellard | NULL
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219 | 1d14ffa9 | bellard | ); |
220 | 1d14ffa9 | bellard | #else
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221 | 1d14ffa9 | bellard | bd.dwFlags = DSBCAPS_STICKYFOCUS | DSBCAPS_GETCURRENTPOSITION2; |
222 | 1d14ffa9 | bellard | bd.dwBufferBytes = conf.bufsize_out; |
223 | 1d14ffa9 | bellard | hr = IDirectSound_CreateSoundBuffer ( |
224 | 1d14ffa9 | bellard | s->dsound, |
225 | 1d14ffa9 | bellard | &bd, |
226 | 1d14ffa9 | bellard | &ds->dsound_buffer, |
227 | 1d14ffa9 | bellard | NULL
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228 | 1d14ffa9 | bellard | ); |
229 | 1d14ffa9 | bellard | #endif
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230 | 1d14ffa9 | bellard | |
231 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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232 | c0fe3827 | bellard | dsound_logerr2 (hr, typ, "Could not create " NAME "\n"); |
233 | 1d14ffa9 | bellard | return -1; |
234 | 1d14ffa9 | bellard | } |
235 | 1d14ffa9 | bellard | |
236 | c0fe3827 | bellard | hr = glue (IFACE, _GetFormat) (ds->FIELD, &wfx, sizeof (wfx), NULL); |
237 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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238 | c0fe3827 | bellard | dsound_logerr2 (hr, typ, "Could not get " NAME " format\n"); |
239 | 1d14ffa9 | bellard | goto fail0;
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240 | 1d14ffa9 | bellard | } |
241 | 1d14ffa9 | bellard | |
242 | 1d14ffa9 | bellard | #ifdef DEBUG_DSOUND
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243 | 1d14ffa9 | bellard | dolog (NAME "\n");
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244 | 1d14ffa9 | bellard | print_wave_format (&wfx); |
245 | 1d14ffa9 | bellard | #endif
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246 | 1d14ffa9 | bellard | |
247 | 1d14ffa9 | bellard | memset (&bc, 0, sizeof (bc)); |
248 | 1d14ffa9 | bellard | bc.dwSize = sizeof (bc);
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249 | 1d14ffa9 | bellard | |
250 | 1d14ffa9 | bellard | hr = glue (IFACE, _GetCaps) (ds->FIELD, &bc); |
251 | 1d14ffa9 | bellard | if (FAILED (hr)) {
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252 | c0fe3827 | bellard | dsound_logerr2 (hr, typ, "Could not get " NAME " format\n"); |
253 | 1d14ffa9 | bellard | goto fail0;
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254 | 1d14ffa9 | bellard | } |
255 | 1d14ffa9 | bellard | |
256 | c0fe3827 | bellard | err = waveformat_to_audio_settings (&wfx, &obt_as); |
257 | 1d14ffa9 | bellard | if (err) {
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258 | 1d14ffa9 | bellard | goto fail0;
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259 | 1d14ffa9 | bellard | } |
260 | 1d14ffa9 | bellard | |
261 | 1d14ffa9 | bellard | ds->first_time = 1;
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262 | d929eba5 | bellard | obt_as.endianness = 0;
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263 | d929eba5 | bellard | audio_pcm_init_info (&hw->info, &obt_as); |
264 | c0fe3827 | bellard | |
265 | c0fe3827 | bellard | if (bc.dwBufferBytes & hw->info.align) {
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266 | c0fe3827 | bellard | dolog ( |
267 | c0fe3827 | bellard | "GetCaps returned misaligned buffer size %ld, alignment %d\n",
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268 | c0fe3827 | bellard | bc.dwBufferBytes, hw->info.align + 1
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269 | c0fe3827 | bellard | ); |
270 | c0fe3827 | bellard | } |
271 | c0fe3827 | bellard | hw->samples = bc.dwBufferBytes >> hw->info.shift; |
272 | 1d14ffa9 | bellard | |
273 | 1d14ffa9 | bellard | #ifdef DEBUG_DSOUND
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274 | 1d14ffa9 | bellard | dolog ("caps %ld, desc %ld\n",
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275 | 1d14ffa9 | bellard | bc.dwBufferBytes, bd.dwBufferBytes); |
276 | 1d14ffa9 | bellard | |
277 | 1d14ffa9 | bellard | dolog ("bufsize %d, freq %d, chan %d, fmt %d\n",
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278 | c0fe3827 | bellard | hw->bufsize, settings.freq, settings.nchannels, settings.fmt); |
279 | 1d14ffa9 | bellard | #endif
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280 | 1d14ffa9 | bellard | return 0; |
281 | 1d14ffa9 | bellard | |
282 | 1d14ffa9 | bellard | fail0:
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283 | 1d14ffa9 | bellard | glue (dsound_fini_, TYPE) (hw); |
284 | 1d14ffa9 | bellard | return -1; |
285 | 1d14ffa9 | bellard | } |
286 | 1d14ffa9 | bellard | |
287 | 1d14ffa9 | bellard | #undef NAME
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288 | 832e9079 | malc | #undef NAME2
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289 | 1d14ffa9 | bellard | #undef TYPE
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290 | 1d14ffa9 | bellard | #undef IFACE
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291 | 1d14ffa9 | bellard | #undef BUFPTR
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292 | 1d14ffa9 | bellard | #undef FIELD
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293 | 832e9079 | malc | #undef FIELD2 |