11d14ffa9Sbellard /* 21d14ffa9Sbellard * QEMU Audio subsystem header 31d14ffa9Sbellard * 41d14ffa9Sbellard * Copyright (c) 2005 Vassili Karpov (malc) 51d14ffa9Sbellard * 61d14ffa9Sbellard * Permission is hereby granted, free of charge, to any person obtaining a copy 71d14ffa9Sbellard * of this software and associated documentation files (the "Software"), to deal 81d14ffa9Sbellard * in the Software without restriction, including without limitation the rights 91d14ffa9Sbellard * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 101d14ffa9Sbellard * copies of the Software, and to permit persons to whom the Software is 111d14ffa9Sbellard * furnished to do so, subject to the following conditions: 121d14ffa9Sbellard * 131d14ffa9Sbellard * The above copyright notice and this permission notice shall be included in 141d14ffa9Sbellard * all copies or substantial portions of the Software. 151d14ffa9Sbellard * 161d14ffa9Sbellard * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 171d14ffa9Sbellard * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 181d14ffa9Sbellard * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 191d14ffa9Sbellard * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 201d14ffa9Sbellard * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 211d14ffa9Sbellard * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 221d14ffa9Sbellard * THE SOFTWARE. 231d14ffa9Sbellard */ 241d14ffa9Sbellard 251d14ffa9Sbellard #ifdef DAC 26571ec3d6Sbellard #define NAME "playback" 27571ec3d6Sbellard #define HWBUF hw->mix_buf 281d14ffa9Sbellard #define TYPE out 29571ec3d6Sbellard #define HW HWVoiceOut 30571ec3d6Sbellard #define SW SWVoiceOut 311d14ffa9Sbellard #else 32571ec3d6Sbellard #define NAME "capture" 331d14ffa9Sbellard #define TYPE in 34571ec3d6Sbellard #define HW HWVoiceIn 35571ec3d6Sbellard #define SW SWVoiceIn 36571ec3d6Sbellard #define HWBUF hw->conv_buf 371d14ffa9Sbellard #endif 381d14ffa9Sbellard 39526fb058SKővágó, Zoltán static void glue(audio_init_nb_voices_, TYPE)(AudioState *s, 40526fb058SKővágó, Zoltán struct audio_driver *drv) 41c0fe3827Sbellard { 42571ec3d6Sbellard int max_voices = glue (drv->max_voices_, TYPE); 43571ec3d6Sbellard int voice_size = glue (drv->voice_size_, TYPE); 44c0fe3827Sbellard 45571ec3d6Sbellard if (glue (s->nb_hw_voices_, TYPE) > max_voices) { 46571ec3d6Sbellard if (!max_voices) { 47c0fe3827Sbellard #ifdef DAC 48571ec3d6Sbellard dolog ("Driver `%s' does not support " NAME "\n", drv->name); 49c0fe3827Sbellard #endif 50571ec3d6Sbellard } 51571ec3d6Sbellard else { 52571ec3d6Sbellard dolog ("Driver `%s' does not support %d " NAME " voices, max %d\n", 53571ec3d6Sbellard drv->name, 54571ec3d6Sbellard glue (s->nb_hw_voices_, TYPE), 55571ec3d6Sbellard max_voices); 56571ec3d6Sbellard } 57571ec3d6Sbellard glue (s->nb_hw_voices_, TYPE) = max_voices; 58571ec3d6Sbellard } 59c0fe3827Sbellard 60470bcabdSAlistair Francis if (audio_bug(__func__, !voice_size && max_voices)) { 61571ec3d6Sbellard dolog ("drv=`%s' voice_size=0 max_voices=%d\n", 62571ec3d6Sbellard drv->name, max_voices); 63571ec3d6Sbellard glue (s->nb_hw_voices_, TYPE) = 0; 64571ec3d6Sbellard } 65571ec3d6Sbellard 66470bcabdSAlistair Francis if (audio_bug(__func__, voice_size && !max_voices)) { 67571ec3d6Sbellard dolog ("drv=`%s' voice_size=%d max_voices=0\n", 68571ec3d6Sbellard drv->name, voice_size); 69571ec3d6Sbellard } 70571ec3d6Sbellard } 71571ec3d6Sbellard 72571ec3d6Sbellard static void glue (audio_pcm_hw_free_resources_, TYPE) (HW *hw) 73571ec3d6Sbellard { 74ff095e52SKővágó, Zoltán g_free(hw->buf_emul); 757267c094SAnthony Liguori g_free (HWBUF); 76571ec3d6Sbellard HWBUF = NULL; 77571ec3d6Sbellard } 78571ec3d6Sbellard 79dc88e38fSKővágó, Zoltán static void glue(audio_pcm_hw_alloc_resources_, TYPE)(HW *hw) 80571ec3d6Sbellard { 81dc88e38fSKővágó, Zoltán size_t samples = hw->samples; 82dc88e38fSKővágó, Zoltán if (audio_bug(__func__, samples == 0)) { 83dc88e38fSKővágó, Zoltán dolog("Attempted to allocate empty buffer\n"); 84c0fe3827Sbellard } 85c0fe3827Sbellard 86dc88e38fSKővágó, Zoltán HWBUF = g_malloc0(sizeof(STSampleBuffer) + sizeof(st_sample) * samples); 87dc88e38fSKővágó, Zoltán HWBUF->size = samples; 88c0fe3827Sbellard } 89c0fe3827Sbellard 90571ec3d6Sbellard static void glue (audio_pcm_sw_free_resources_, TYPE) (SW *sw) 91571ec3d6Sbellard { 927267c094SAnthony Liguori g_free (sw->buf); 93571ec3d6Sbellard 94571ec3d6Sbellard if (sw->rate) { 95571ec3d6Sbellard st_rate_stop (sw->rate); 96571ec3d6Sbellard } 97571ec3d6Sbellard 98571ec3d6Sbellard sw->buf = NULL; 99571ec3d6Sbellard sw->rate = NULL; 100571ec3d6Sbellard } 101571ec3d6Sbellard 102571ec3d6Sbellard static int glue (audio_pcm_sw_alloc_resources_, TYPE) (SW *sw) 103571ec3d6Sbellard { 104571ec3d6Sbellard int samples; 105571ec3d6Sbellard 106dc88e38fSKővágó, Zoltán samples = ((int64_t) sw->HWBUF->size << 32) / sw->ratio; 107571ec3d6Sbellard 108470bcabdSAlistair Francis sw->buf = audio_calloc(__func__, samples, sizeof(struct st_sample)); 109571ec3d6Sbellard if (!sw->buf) { 110571ec3d6Sbellard dolog ("Could not allocate buffer for `%s' (%d samples)\n", 111571ec3d6Sbellard SW_NAME (sw), samples); 112571ec3d6Sbellard return -1; 113571ec3d6Sbellard } 114571ec3d6Sbellard 115571ec3d6Sbellard #ifdef DAC 116571ec3d6Sbellard sw->rate = st_rate_start (sw->info.freq, sw->hw->info.freq); 117571ec3d6Sbellard #else 118571ec3d6Sbellard sw->rate = st_rate_start (sw->hw->info.freq, sw->info.freq); 119571ec3d6Sbellard #endif 120571ec3d6Sbellard if (!sw->rate) { 1217267c094SAnthony Liguori g_free (sw->buf); 122571ec3d6Sbellard sw->buf = NULL; 123571ec3d6Sbellard return -1; 124571ec3d6Sbellard } 125571ec3d6Sbellard return 0; 126571ec3d6Sbellard } 127571ec3d6Sbellard 128571ec3d6Sbellard static int glue (audio_pcm_sw_init_, TYPE) ( 129571ec3d6Sbellard SW *sw, 130571ec3d6Sbellard HW *hw, 131571ec3d6Sbellard const char *name, 1321ea879e5Smalc struct audsettings *as 133571ec3d6Sbellard ) 134571ec3d6Sbellard { 135571ec3d6Sbellard int err; 136571ec3d6Sbellard 137d929eba5Sbellard audio_pcm_init_info (&sw->info, as); 138571ec3d6Sbellard sw->hw = hw; 139571ec3d6Sbellard sw->active = 0; 140571ec3d6Sbellard #ifdef DAC 141571ec3d6Sbellard sw->ratio = ((int64_t) sw->hw->info.freq << 32) / sw->info.freq; 142571ec3d6Sbellard sw->total_hw_samples_mixed = 0; 143571ec3d6Sbellard sw->empty = 1; 144571ec3d6Sbellard #else 145571ec3d6Sbellard sw->ratio = ((int64_t) sw->info.freq << 32) / sw->hw->info.freq; 146571ec3d6Sbellard #endif 147571ec3d6Sbellard 148571ec3d6Sbellard #ifdef DAC 149571ec3d6Sbellard sw->conv = mixeng_conv 150571ec3d6Sbellard #else 151571ec3d6Sbellard sw->clip = mixeng_clip 152571ec3d6Sbellard #endif 153571ec3d6Sbellard [sw->info.nchannels == 2] 154571ec3d6Sbellard [sw->info.sign] 155d929eba5Sbellard [sw->info.swap_endianness] 156f941aa25Sths [audio_bits_to_index (sw->info.bits)]; 157571ec3d6Sbellard 1587267c094SAnthony Liguori sw->name = g_strdup (name); 159571ec3d6Sbellard err = glue (audio_pcm_sw_alloc_resources_, TYPE) (sw); 160571ec3d6Sbellard if (err) { 1617267c094SAnthony Liguori g_free (sw->name); 162571ec3d6Sbellard sw->name = NULL; 163571ec3d6Sbellard } 164571ec3d6Sbellard return err; 165571ec3d6Sbellard } 166571ec3d6Sbellard 1671d14ffa9Sbellard static void glue (audio_pcm_sw_fini_, TYPE) (SW *sw) 1681d14ffa9Sbellard { 1691d14ffa9Sbellard glue (audio_pcm_sw_free_resources_, TYPE) (sw); 1707267c094SAnthony Liguori g_free (sw->name); 1711d14ffa9Sbellard sw->name = NULL; 1721d14ffa9Sbellard } 1731d14ffa9Sbellard 1741d14ffa9Sbellard static void glue (audio_pcm_hw_add_sw_, TYPE) (HW *hw, SW *sw) 1751d14ffa9Sbellard { 17672cf2d4fSBlue Swirl QLIST_INSERT_HEAD (&hw->sw_head, sw, entries); 1771d14ffa9Sbellard } 1781d14ffa9Sbellard 1791d14ffa9Sbellard static void glue (audio_pcm_hw_del_sw_, TYPE) (SW *sw) 1801d14ffa9Sbellard { 18172cf2d4fSBlue Swirl QLIST_REMOVE (sw, entries); 1821d14ffa9Sbellard } 1831d14ffa9Sbellard 1841a7dafceSmalc static void glue (audio_pcm_hw_gc_, TYPE) (HW **hwp) 1851d14ffa9Sbellard { 186c0fe3827Sbellard HW *hw = *hwp; 187526fb058SKővágó, Zoltán AudioState *s = hw->s; 188c0fe3827Sbellard 189c0fe3827Sbellard if (!hw->sw_head.lh_first) { 1908ead62cfSbellard #ifdef DAC 1918ead62cfSbellard audio_detach_capture (hw); 1928ead62cfSbellard #endif 19372cf2d4fSBlue Swirl QLIST_REMOVE (hw, entries); 194b28fb27bSPeter Maydell glue (hw->pcm_ops->fini_, TYPE) (hw); 195c0fe3827Sbellard glue (s->nb_hw_voices_, TYPE) += 1; 1961d14ffa9Sbellard glue (audio_pcm_hw_free_resources_ ,TYPE) (hw); 1977267c094SAnthony Liguori g_free (hw); 198c0fe3827Sbellard *hwp = NULL; 1991d14ffa9Sbellard } 2001d14ffa9Sbellard } 2011d14ffa9Sbellard 202526fb058SKővágó, Zoltán static HW *glue(audio_pcm_hw_find_any_, TYPE)(AudioState *s, HW *hw) 2031d14ffa9Sbellard { 2041a7dafceSmalc return hw ? hw->entries.le_next : glue (s->hw_head_, TYPE).lh_first; 2051d14ffa9Sbellard } 2061d14ffa9Sbellard 207526fb058SKővágó, Zoltán static HW *glue(audio_pcm_hw_find_any_enabled_, TYPE)(AudioState *s, HW *hw) 2081d14ffa9Sbellard { 209526fb058SKővágó, Zoltán while ((hw = glue(audio_pcm_hw_find_any_, TYPE)(s, hw))) { 210c0fe3827Sbellard if (hw->enabled) { 2111d14ffa9Sbellard return hw; 2121d14ffa9Sbellard } 2131d14ffa9Sbellard } 2141d14ffa9Sbellard return NULL; 2151d14ffa9Sbellard } 2161d14ffa9Sbellard 217526fb058SKővágó, Zoltán static HW *glue(audio_pcm_hw_find_specific_, TYPE)(AudioState *s, HW *hw, 218526fb058SKővágó, Zoltán struct audsettings *as) 2191d14ffa9Sbellard { 220526fb058SKővágó, Zoltán while ((hw = glue(audio_pcm_hw_find_any_, TYPE)(s, hw))) { 221c0fe3827Sbellard if (audio_pcm_info_eq (&hw->info, as)) { 2221d14ffa9Sbellard return hw; 2231d14ffa9Sbellard } 2241d14ffa9Sbellard } 2251d14ffa9Sbellard return NULL; 2261d14ffa9Sbellard } 2271d14ffa9Sbellard 228526fb058SKővágó, Zoltán static HW *glue(audio_pcm_hw_add_new_, TYPE)(AudioState *s, 229526fb058SKővágó, Zoltán struct audsettings *as) 2301d14ffa9Sbellard { 2311d14ffa9Sbellard HW *hw; 232571ec3d6Sbellard struct audio_driver *drv = s->drv; 2331d14ffa9Sbellard 234571ec3d6Sbellard if (!glue (s->nb_hw_voices_, TYPE)) { 2351d14ffa9Sbellard return NULL; 2361d14ffa9Sbellard } 2371d14ffa9Sbellard 238470bcabdSAlistair Francis if (audio_bug(__func__, !drv)) { 239571ec3d6Sbellard dolog ("No host audio driver\n"); 2401d14ffa9Sbellard return NULL; 2411d14ffa9Sbellard } 242571ec3d6Sbellard 243470bcabdSAlistair Francis if (audio_bug(__func__, !drv->pcm_ops)) { 244571ec3d6Sbellard dolog ("Host audio driver without pcm_ops\n"); 245571ec3d6Sbellard return NULL; 246571ec3d6Sbellard } 247571ec3d6Sbellard 248470bcabdSAlistair Francis hw = audio_calloc(__func__, 1, glue(drv->voice_size_, TYPE)); 249571ec3d6Sbellard if (!hw) { 250571ec3d6Sbellard dolog ("Can not allocate voice `%s' size %d\n", 251571ec3d6Sbellard drv->name, glue (drv->voice_size_, TYPE)); 252571ec3d6Sbellard return NULL; 253571ec3d6Sbellard } 254571ec3d6Sbellard 255526fb058SKővágó, Zoltán hw->s = s; 256571ec3d6Sbellard hw->pcm_ops = drv->pcm_ops; 257c01b2456SMarc-André Lureau 25872cf2d4fSBlue Swirl QLIST_INIT (&hw->sw_head); 2598ead62cfSbellard #ifdef DAC 26072cf2d4fSBlue Swirl QLIST_INIT (&hw->cap_head); 2618ead62cfSbellard #endif 2625706db1dSKővágó, Zoltán if (glue (hw->pcm_ops->init_, TYPE) (hw, as, s->drv_opaque)) { 263571ec3d6Sbellard goto err0; 264571ec3d6Sbellard } 265571ec3d6Sbellard 266470bcabdSAlistair Francis if (audio_bug(__func__, hw->samples <= 0)) { 2677520462bSKővágó, Zoltán dolog("hw->samples=%zd\n", hw->samples); 268571ec3d6Sbellard goto err1; 269571ec3d6Sbellard } 270571ec3d6Sbellard 271571ec3d6Sbellard #ifdef DAC 272571ec3d6Sbellard hw->clip = mixeng_clip 273571ec3d6Sbellard #else 274571ec3d6Sbellard hw->conv = mixeng_conv 275571ec3d6Sbellard #endif 276571ec3d6Sbellard [hw->info.nchannels == 2] 277571ec3d6Sbellard [hw->info.sign] 278d929eba5Sbellard [hw->info.swap_endianness] 279f941aa25Sths [audio_bits_to_index (hw->info.bits)]; 280571ec3d6Sbellard 281dc88e38fSKővágó, Zoltán glue(audio_pcm_hw_alloc_resources_, TYPE)(hw); 282571ec3d6Sbellard 28372cf2d4fSBlue Swirl QLIST_INSERT_HEAD (&s->glue (hw_head_, TYPE), hw, entries); 284571ec3d6Sbellard glue (s->nb_hw_voices_, TYPE) -= 1; 2858ead62cfSbellard #ifdef DAC 2861a7dafceSmalc audio_attach_capture (hw); 2878ead62cfSbellard #endif 2881d14ffa9Sbellard return hw; 2891d14ffa9Sbellard 290571ec3d6Sbellard err1: 291571ec3d6Sbellard glue (hw->pcm_ops->fini_, TYPE) (hw); 292571ec3d6Sbellard err0: 2937267c094SAnthony Liguori g_free (hw); 2941d14ffa9Sbellard return NULL; 2951d14ffa9Sbellard } 2961d14ffa9Sbellard 29771830221SKővágó, Zoltán AudiodevPerDirectionOptions *glue(audio_get_pdo_, TYPE)(Audiodev *dev) 29871830221SKővágó, Zoltán { 29971830221SKővágó, Zoltán switch (dev->driver) { 30071830221SKővágó, Zoltán case AUDIODEV_DRIVER_NONE: 30171830221SKővágó, Zoltán return dev->u.none.TYPE; 30271830221SKővágó, Zoltán case AUDIODEV_DRIVER_ALSA: 30371830221SKővágó, Zoltán return qapi_AudiodevAlsaPerDirectionOptions_base(dev->u.alsa.TYPE); 30471830221SKővágó, Zoltán case AUDIODEV_DRIVER_COREAUDIO: 30571830221SKővágó, Zoltán return qapi_AudiodevCoreaudioPerDirectionOptions_base( 30671830221SKővágó, Zoltán dev->u.coreaudio.TYPE); 30771830221SKővágó, Zoltán case AUDIODEV_DRIVER_DSOUND: 30871830221SKővágó, Zoltán return dev->u.dsound.TYPE; 30971830221SKővágó, Zoltán case AUDIODEV_DRIVER_OSS: 31071830221SKővágó, Zoltán return qapi_AudiodevOssPerDirectionOptions_base(dev->u.oss.TYPE); 31171830221SKővágó, Zoltán case AUDIODEV_DRIVER_PA: 31271830221SKővágó, Zoltán return qapi_AudiodevPaPerDirectionOptions_base(dev->u.pa.TYPE); 31371830221SKővágó, Zoltán case AUDIODEV_DRIVER_SDL: 31471830221SKővágó, Zoltán return dev->u.sdl.TYPE; 31571830221SKővágó, Zoltán case AUDIODEV_DRIVER_SPICE: 31671830221SKővágó, Zoltán return dev->u.spice.TYPE; 31771830221SKővágó, Zoltán case AUDIODEV_DRIVER_WAV: 31871830221SKővágó, Zoltán return dev->u.wav.TYPE; 31971830221SKővágó, Zoltán 32071830221SKővágó, Zoltán case AUDIODEV_DRIVER__MAX: 32171830221SKővágó, Zoltán break; 32271830221SKővágó, Zoltán } 32371830221SKővágó, Zoltán abort(); 32471830221SKővágó, Zoltán } 32571830221SKővágó, Zoltán 326526fb058SKővágó, Zoltán static HW *glue(audio_pcm_hw_add_, TYPE)(AudioState *s, struct audsettings *as) 3271d14ffa9Sbellard { 3281d14ffa9Sbellard HW *hw; 32971830221SKővágó, Zoltán AudiodevPerDirectionOptions *pdo = glue(audio_get_pdo_, TYPE)(s->dev); 3301d14ffa9Sbellard 33171830221SKővágó, Zoltán if (pdo->fixed_settings) { 332526fb058SKővágó, Zoltán hw = glue(audio_pcm_hw_add_new_, TYPE)(s, as); 3331d14ffa9Sbellard if (hw) { 3341d14ffa9Sbellard return hw; 3351d14ffa9Sbellard } 3361d14ffa9Sbellard } 3371d14ffa9Sbellard 338526fb058SKővágó, Zoltán hw = glue(audio_pcm_hw_find_specific_, TYPE)(s, NULL, as); 3391d14ffa9Sbellard if (hw) { 3401d14ffa9Sbellard return hw; 3411d14ffa9Sbellard } 3421d14ffa9Sbellard 343526fb058SKővágó, Zoltán hw = glue(audio_pcm_hw_add_new_, TYPE)(s, as); 3441d14ffa9Sbellard if (hw) { 3451d14ffa9Sbellard return hw; 3461d14ffa9Sbellard } 3471d14ffa9Sbellard 348526fb058SKővágó, Zoltán return glue(audio_pcm_hw_find_any_, TYPE)(s, NULL); 3491d14ffa9Sbellard } 3501d14ffa9Sbellard 3511d14ffa9Sbellard static SW *glue(audio_pcm_create_voice_pair_, TYPE)( 352526fb058SKővágó, Zoltán AudioState *s, 353c0fe3827Sbellard const char *sw_name, 3541ea879e5Smalc struct audsettings *as 3551d14ffa9Sbellard ) 3561d14ffa9Sbellard { 3571d14ffa9Sbellard SW *sw; 3581d14ffa9Sbellard HW *hw; 3591ea879e5Smalc struct audsettings hw_as; 36071830221SKővágó, Zoltán AudiodevPerDirectionOptions *pdo = glue(audio_get_pdo_, TYPE)(s->dev); 3611d14ffa9Sbellard 36271830221SKővágó, Zoltán if (pdo->fixed_settings) { 36371830221SKővágó, Zoltán hw_as = audiodev_to_audsettings(pdo); 364c0fe3827Sbellard } 365c0fe3827Sbellard else { 366c0fe3827Sbellard hw_as = *as; 3671d14ffa9Sbellard } 3681d14ffa9Sbellard 369470bcabdSAlistair Francis sw = audio_calloc(__func__, 1, sizeof(*sw)); 3701d14ffa9Sbellard if (!sw) { 371e7cad338Sbellard dolog ("Could not allocate soft voice `%s' (%zu bytes)\n", 372c0fe3827Sbellard sw_name ? sw_name : "unknown", sizeof (*sw)); 3731d14ffa9Sbellard goto err1; 3741d14ffa9Sbellard } 375526fb058SKővágó, Zoltán sw->s = s; 3761d14ffa9Sbellard 377526fb058SKővágó, Zoltán hw = glue(audio_pcm_hw_add_, TYPE)(s, &hw_as); 3781d14ffa9Sbellard if (!hw) { 3791d14ffa9Sbellard goto err2; 3801d14ffa9Sbellard } 3811d14ffa9Sbellard 3821d14ffa9Sbellard glue (audio_pcm_hw_add_sw_, TYPE) (hw, sw); 3831d14ffa9Sbellard 384d929eba5Sbellard if (glue (audio_pcm_sw_init_, TYPE) (sw, hw, sw_name, as)) { 3851d14ffa9Sbellard goto err3; 3861d14ffa9Sbellard } 3871d14ffa9Sbellard 3881d14ffa9Sbellard return sw; 3891d14ffa9Sbellard 3901d14ffa9Sbellard err3: 3911d14ffa9Sbellard glue (audio_pcm_hw_del_sw_, TYPE) (sw); 3921a7dafceSmalc glue (audio_pcm_hw_gc_, TYPE) (&hw); 3931d14ffa9Sbellard err2: 3947267c094SAnthony Liguori g_free (sw); 3951d14ffa9Sbellard err1: 3961d14ffa9Sbellard return NULL; 3971d14ffa9Sbellard } 3981d14ffa9Sbellard 3991a7dafceSmalc static void glue (audio_close_, TYPE) (SW *sw) 4001d14ffa9Sbellard { 4011d14ffa9Sbellard glue (audio_pcm_sw_fini_, TYPE) (sw); 4021d14ffa9Sbellard glue (audio_pcm_hw_del_sw_, TYPE) (sw); 4031a7dafceSmalc glue (audio_pcm_hw_gc_, TYPE) (&sw->hw); 4047267c094SAnthony Liguori g_free (sw); 4051d14ffa9Sbellard } 406571ec3d6Sbellard 407c0fe3827Sbellard void glue (AUD_close_, TYPE) (QEMUSoundCard *card, SW *sw) 408c0fe3827Sbellard { 409c0fe3827Sbellard if (sw) { 410470bcabdSAlistair Francis if (audio_bug(__func__, !card)) { 4111a7dafceSmalc dolog ("card=%p\n", card); 412c0fe3827Sbellard return; 413c0fe3827Sbellard } 414c0fe3827Sbellard 4151a7dafceSmalc glue (audio_close_, TYPE) (sw); 416c0fe3827Sbellard } 4171d14ffa9Sbellard } 4181d14ffa9Sbellard 4191d14ffa9Sbellard SW *glue (AUD_open_, TYPE) ( 420c0fe3827Sbellard QEMUSoundCard *card, 4211d14ffa9Sbellard SW *sw, 4221d14ffa9Sbellard const char *name, 4231d14ffa9Sbellard void *callback_opaque , 424cb4f03e8Smalc audio_callback_fn callback_fn, 4251ea879e5Smalc struct audsettings *as 4261d14ffa9Sbellard ) 4271d14ffa9Sbellard { 428*d1670b20SKővágó, Zoltán AudioState *s; 429*d1670b20SKővágó, Zoltán AudiodevPerDirectionOptions *pdo; 4301d14ffa9Sbellard 431470bcabdSAlistair Francis if (audio_bug(__func__, !card || !name || !callback_fn || !as)) { 4321a7dafceSmalc dolog ("card=%p name=%p callback_fn=%p as=%p\n", 4331a7dafceSmalc card, name, callback_fn, as); 4341d14ffa9Sbellard goto fail; 4351d14ffa9Sbellard } 4361d14ffa9Sbellard 437*d1670b20SKővágó, Zoltán s = card->state; 438*d1670b20SKővágó, Zoltán pdo = glue(audio_get_pdo_, TYPE)(s->dev); 439*d1670b20SKővágó, Zoltán 44093b65997SStefan Weil ldebug ("open %s, freq %d, nchannels %d, fmt %d\n", 44193b65997SStefan Weil name, as->freq, as->nchannels, as->fmt); 44293b65997SStefan Weil 443470bcabdSAlistair Francis if (audio_bug(__func__, audio_validate_settings(as))) { 444c0fe3827Sbellard audio_print_settings (as); 4451d14ffa9Sbellard goto fail; 4461d14ffa9Sbellard } 4471d14ffa9Sbellard 448470bcabdSAlistair Francis if (audio_bug(__func__, !s->drv)) { 449c0fe3827Sbellard dolog ("Can not open `%s' (no host audio driver)\n", name); 4501d14ffa9Sbellard goto fail; 4511d14ffa9Sbellard } 4521d14ffa9Sbellard 453c0fe3827Sbellard if (sw && audio_pcm_info_eq (&sw->info, as)) { 4541d14ffa9Sbellard return sw; 4551d14ffa9Sbellard } 4561d14ffa9Sbellard 45771830221SKővágó, Zoltán if (!pdo->fixed_settings && sw) { 458c0fe3827Sbellard glue (AUD_close_, TYPE) (card, sw); 4591d14ffa9Sbellard sw = NULL; 4601d14ffa9Sbellard } 4611d14ffa9Sbellard 4621d14ffa9Sbellard if (sw) { 4631d14ffa9Sbellard HW *hw = sw->hw; 4641d14ffa9Sbellard 4651d14ffa9Sbellard if (!hw) { 466c0fe3827Sbellard dolog ("Internal logic error voice `%s' has no hardware store\n", 467c0fe3827Sbellard SW_NAME (sw)); 4681d14ffa9Sbellard goto fail; 4691d14ffa9Sbellard } 4701d14ffa9Sbellard 471571ec3d6Sbellard glue (audio_pcm_sw_fini_, TYPE) (sw); 472d929eba5Sbellard if (glue (audio_pcm_sw_init_, TYPE) (sw, hw, name, as)) { 4731d14ffa9Sbellard goto fail; 4741d14ffa9Sbellard } 4751d14ffa9Sbellard } 4761d14ffa9Sbellard else { 477526fb058SKővágó, Zoltán sw = glue(audio_pcm_create_voice_pair_, TYPE)(s, name, as); 4781d14ffa9Sbellard if (!sw) { 479c0fe3827Sbellard dolog ("Failed to create voice `%s'\n", name); 480571ec3d6Sbellard return NULL; 4811d14ffa9Sbellard } 4821d14ffa9Sbellard } 4831d14ffa9Sbellard 4841a7dafceSmalc sw->card = card; 4851d14ffa9Sbellard sw->vol = nominal_volume; 4861d14ffa9Sbellard sw->callback.fn = callback_fn; 4871d14ffa9Sbellard sw->callback.opaque = callback_opaque; 4881d14ffa9Sbellard 4891d14ffa9Sbellard #ifdef DEBUG_AUDIO 4901d14ffa9Sbellard dolog ("%s\n", name); 4911d14ffa9Sbellard audio_pcm_print_info ("hw", &sw->hw->info); 4921d14ffa9Sbellard audio_pcm_print_info ("sw", &sw->info); 4931d14ffa9Sbellard #endif 4941d14ffa9Sbellard 4951d14ffa9Sbellard return sw; 4961d14ffa9Sbellard 4971d14ffa9Sbellard fail: 498c0fe3827Sbellard glue (AUD_close_, TYPE) (card, sw); 4991d14ffa9Sbellard return NULL; 5001d14ffa9Sbellard } 5011d14ffa9Sbellard 5021d14ffa9Sbellard int glue (AUD_is_active_, TYPE) (SW *sw) 5031d14ffa9Sbellard { 5041d14ffa9Sbellard return sw ? sw->active : 0; 5051d14ffa9Sbellard } 5061d14ffa9Sbellard 5071d14ffa9Sbellard void glue (AUD_init_time_stamp_, TYPE) (SW *sw, QEMUAudioTimeStamp *ts) 5081d14ffa9Sbellard { 5091d14ffa9Sbellard if (!sw) { 5101d14ffa9Sbellard return; 5111d14ffa9Sbellard } 5121d14ffa9Sbellard 5131d14ffa9Sbellard ts->old_ts = sw->hw->ts_helper; 5141d14ffa9Sbellard } 5151d14ffa9Sbellard 516c0fe3827Sbellard uint64_t glue (AUD_get_elapsed_usec_, TYPE) (SW *sw, QEMUAudioTimeStamp *ts) 5171d14ffa9Sbellard { 5181d14ffa9Sbellard uint64_t delta, cur_ts, old_ts; 5191d14ffa9Sbellard 5201d14ffa9Sbellard if (!sw) { 5211d14ffa9Sbellard return 0; 5221d14ffa9Sbellard } 5231d14ffa9Sbellard 5241d14ffa9Sbellard cur_ts = sw->hw->ts_helper; 5251d14ffa9Sbellard old_ts = ts->old_ts; 5260bfcd599SBlue Swirl /* dolog ("cur %" PRId64 " old %" PRId64 "\n", cur_ts, old_ts); */ 5271d14ffa9Sbellard 5281d14ffa9Sbellard if (cur_ts >= old_ts) { 5291d14ffa9Sbellard delta = cur_ts - old_ts; 5301d14ffa9Sbellard } 5311d14ffa9Sbellard else { 5321d14ffa9Sbellard delta = UINT64_MAX - old_ts + cur_ts; 5331d14ffa9Sbellard } 5341d14ffa9Sbellard 5351d14ffa9Sbellard if (!delta) { 5361d14ffa9Sbellard return 0; 5371d14ffa9Sbellard } 5381d14ffa9Sbellard 5394f4cc0efSmalc return muldiv64 (delta, sw->hw->info.freq, 1000000); 5401d14ffa9Sbellard } 5411d14ffa9Sbellard 5421d14ffa9Sbellard #undef TYPE 5431d14ffa9Sbellard #undef HW 5441d14ffa9Sbellard #undef SW 545571ec3d6Sbellard #undef HWBUF 546571ec3d6Sbellard #undef NAME 547