ossaudio.c (6ceb1b51f05f9e1892d082960ed602dca7b6696e) ossaudio.c (85bc58520c0e43660cbbe51b9eb5022a0baafe9f)
1/*
2 * QEMU OSS audio driver
3 *
4 * Copyright (c) 2003-2005 Vassili Karpov (malc)
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights

--- 56 unchanged lines hidden (view full) ---

65 int fd;
66 int nfrags;
67 int fragsize;
68 OSSConf *conf;
69} OSSVoiceIn;
70
71struct oss_params {
72 int freq;
1/*
2 * QEMU OSS audio driver
3 *
4 * Copyright (c) 2003-2005 Vassili Karpov (malc)
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights

--- 56 unchanged lines hidden (view full) ---

65 int fd;
66 int nfrags;
67 int fragsize;
68 OSSConf *conf;
69} OSSVoiceIn;
70
71struct oss_params {
72 int freq;
73 audfmt_e fmt;
73 AudioFormat fmt;
74 int nchannels;
75 int nfrags;
76 int fragsize;
77};
78
79static void GCC_FMT_ATTR (2, 3) oss_logerr (int err, const char *fmt, ...)
80{
81 va_list ap;

--- 61 unchanged lines hidden (view full) ---

143 qemu_set_fd_handler (oss->fd, oss_helper_poll_in, NULL, NULL);
144}
145
146static int oss_write (SWVoiceOut *sw, void *buf, int len)
147{
148 return audio_pcm_sw_write (sw, buf, len);
149}
150
74 int nchannels;
75 int nfrags;
76 int fragsize;
77};
78
79static void GCC_FMT_ATTR (2, 3) oss_logerr (int err, const char *fmt, ...)
80{
81 va_list ap;

--- 61 unchanged lines hidden (view full) ---

143 qemu_set_fd_handler (oss->fd, oss_helper_poll_in, NULL, NULL);
144}
145
146static int oss_write (SWVoiceOut *sw, void *buf, int len)
147{
148 return audio_pcm_sw_write (sw, buf, len);
149}
150
151static int aud_to_ossfmt (audfmt_e fmt, int endianness)
151static int aud_to_ossfmt (AudioFormat fmt, int endianness)
152{
153 switch (fmt) {
152{
153 switch (fmt) {
154 case AUD_FMT_S8:
154 case AUDIO_FORMAT_S8:
155 return AFMT_S8;
156
155 return AFMT_S8;
156
157 case AUD_FMT_U8:
157 case AUDIO_FORMAT_U8:
158 return AFMT_U8;
159
158 return AFMT_U8;
159
160 case AUD_FMT_S16:
160 case AUDIO_FORMAT_S16:
161 if (endianness) {
162 return AFMT_S16_BE;
163 }
164 else {
165 return AFMT_S16_LE;
166 }
167
161 if (endianness) {
162 return AFMT_S16_BE;
163 }
164 else {
165 return AFMT_S16_LE;
166 }
167
168 case AUD_FMT_U16:
168 case AUDIO_FORMAT_U16:
169 if (endianness) {
170 return AFMT_U16_BE;
171 }
172 else {
173 return AFMT_U16_LE;
174 }
175
176 default:
177 dolog ("Internal logic error: Bad audio format %d\n", fmt);
178#ifdef DEBUG_AUDIO
179 abort ();
180#endif
181 return AFMT_U8;
182 }
183}
184
169 if (endianness) {
170 return AFMT_U16_BE;
171 }
172 else {
173 return AFMT_U16_LE;
174 }
175
176 default:
177 dolog ("Internal logic error: Bad audio format %d\n", fmt);
178#ifdef DEBUG_AUDIO
179 abort ();
180#endif
181 return AFMT_U8;
182 }
183}
184
185static int oss_to_audfmt (int ossfmt, audfmt_e *fmt, int *endianness)
185static int oss_to_audfmt (int ossfmt, AudioFormat *fmt, int *endianness)
186{
187 switch (ossfmt) {
188 case AFMT_S8:
189 *endianness = 0;
186{
187 switch (ossfmt) {
188 case AFMT_S8:
189 *endianness = 0;
190 *fmt = AUD_FMT_S8;
190 *fmt = AUDIO_FORMAT_S8;
191 break;
192
193 case AFMT_U8:
194 *endianness = 0;
191 break;
192
193 case AFMT_U8:
194 *endianness = 0;
195 *fmt = AUD_FMT_U8;
195 *fmt = AUDIO_FORMAT_U8;
196 break;
197
198 case AFMT_S16_LE:
199 *endianness = 0;
196 break;
197
198 case AFMT_S16_LE:
199 *endianness = 0;
200 *fmt = AUD_FMT_S16;
200 *fmt = AUDIO_FORMAT_S16;
201 break;
202
203 case AFMT_U16_LE:
204 *endianness = 0;
201 break;
202
203 case AFMT_U16_LE:
204 *endianness = 0;
205 *fmt = AUD_FMT_U16;
205 *fmt = AUDIO_FORMAT_U16;
206 break;
207
208 case AFMT_S16_BE:
209 *endianness = 1;
206 break;
207
208 case AFMT_S16_BE:
209 *endianness = 1;
210 *fmt = AUD_FMT_S16;
210 *fmt = AUDIO_FORMAT_S16;
211 break;
212
213 case AFMT_U16_BE:
214 *endianness = 1;
211 break;
212
213 case AFMT_U16_BE:
214 *endianness = 1;
215 *fmt = AUD_FMT_U16;
215 *fmt = AUDIO_FORMAT_U16;
216 break;
217
218 default:
219 dolog ("Unrecognized audio format %d\n", ossfmt);
220 return -1;
221 }
222
223 return 0;

--- 271 unchanged lines hidden (view full) ---

495static int oss_init_out(HWVoiceOut *hw, struct audsettings *as,
496 void *drv_opaque)
497{
498 OSSVoiceOut *oss = (OSSVoiceOut *) hw;
499 struct oss_params req, obt;
500 int endianness;
501 int err;
502 int fd;
216 break;
217
218 default:
219 dolog ("Unrecognized audio format %d\n", ossfmt);
220 return -1;
221 }
222
223 return 0;

--- 271 unchanged lines hidden (view full) ---

495static int oss_init_out(HWVoiceOut *hw, struct audsettings *as,
496 void *drv_opaque)
497{
498 OSSVoiceOut *oss = (OSSVoiceOut *) hw;
499 struct oss_params req, obt;
500 int endianness;
501 int err;
502 int fd;
503 audfmt_e effective_fmt;
503 AudioFormat effective_fmt;
504 struct audsettings obt_as;
505 OSSConf *conf = drv_opaque;
506
507 oss->fd = -1;
508
509 req.fmt = aud_to_ossfmt (as->fmt, as->endianness);
510 req.freq = as->freq;
511 req.nchannels = as->nchannels;

--- 150 unchanged lines hidden (view full) ---

662
663static int oss_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
664{
665 OSSVoiceIn *oss = (OSSVoiceIn *) hw;
666 struct oss_params req, obt;
667 int endianness;
668 int err;
669 int fd;
504 struct audsettings obt_as;
505 OSSConf *conf = drv_opaque;
506
507 oss->fd = -1;
508
509 req.fmt = aud_to_ossfmt (as->fmt, as->endianness);
510 req.freq = as->freq;
511 req.nchannels = as->nchannels;

--- 150 unchanged lines hidden (view full) ---

662
663static int oss_init_in(HWVoiceIn *hw, struct audsettings *as, void *drv_opaque)
664{
665 OSSVoiceIn *oss = (OSSVoiceIn *) hw;
666 struct oss_params req, obt;
667 int endianness;
668 int err;
669 int fd;
670 audfmt_e effective_fmt;
670 AudioFormat effective_fmt;
671 struct audsettings obt_as;
672 OSSConf *conf = drv_opaque;
673
674 oss->fd = -1;
675
676 req.fmt = aud_to_ossfmt (as->fmt, as->endianness);
677 req.freq = as->freq;
678 req.nchannels = as->nchannels;

--- 265 unchanged lines hidden --- 		671 struct audsettings obt_as;
672 OSSConf *conf = drv_opaque;
673
674 oss->fd = -1;
675
676 req.fmt = aud_to_ossfmt (as->fmt, as->endianness);
677 req.freq = as->freq;
678 req.nchannels = as->nchannels;

--- 265 unchanged lines hidden ---