/* * Copyright 2010 Maarten Lankhorst for CodeWeavers * Copyright 2011 Andrew Eikum for CodeWeavers * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #define NONAMELESSUNION #define COBJMACROS #include "config.h" #include #include #include "windef.h" #include "winbase.h" #include "winnls.h" #include "winreg.h" #include "wine/debug.h" #include "wine/unicode.h" #include "wine/list.h" #include "ole2.h" #include "mmdeviceapi.h" #include "devpkey.h" #include "dshow.h" #include "dsound.h" #include "endpointvolume.h" #include "initguid.h" #include "audioclient.h" #include "audiopolicy.h" #include "dsdriver.h" #include WINE_DEFAULT_DEBUG_CHANNEL(alsa); #define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER) static const REFERENCE_TIME DefaultPeriod = 200000; static const REFERENCE_TIME MinimumPeriod = 100000; struct ACImpl; typedef struct ACImpl ACImpl; typedef struct _AudioSession { GUID guid; struct list clients; EDataFlow dataflow; struct list entry; } AudioSession; typedef struct _AudioSessionWrapper { IAudioSessionControl2 IAudioSessionControl2_iface; LONG ref; ACImpl *client; AudioSession *session; } AudioSessionWrapper; struct ACImpl { IAudioClient IAudioClient_iface; IAudioRenderClient IAudioRenderClient_iface; IAudioCaptureClient IAudioCaptureClient_iface; ISimpleAudioVolume ISimpleAudioVolume_iface; IAudioClock IAudioClock_iface; IAudioClock2 IAudioClock2_iface; LONG ref; snd_pcm_t *pcm_handle; snd_pcm_uframes_t period_alsa, bufsize_alsa; snd_pcm_hw_params_t *hw_params; /* does not hold state between calls */ IMMDevice *parent; EDataFlow dataflow; WAVEFORMATEX *fmt; DWORD flags; AUDCLNT_SHAREMODE share; HANDLE event; BOOL initted, started; UINT64 written_frames, held_frames, tmp_buffer_frames; UINT32 bufsize_frames, period_us; UINT32 lcl_offs_frames; /* offs into local_buffer where valid data starts */ HANDLE timer; BYTE *local_buffer, *tmp_buffer; int buf_state; CRITICAL_SECTION lock; AudioSession *session; AudioSessionWrapper *session_wrapper; struct list entry; }; enum BufferStates { NOT_LOCKED = 0, LOCKED_NORMAL, /* public buffer piece is from local_buffer */ LOCKED_WRAPPED /* public buffer piece is wrapped around, in tmp_buffer */ }; static HANDLE g_timer_q; static CRITICAL_SECTION g_sessions_lock; static struct list g_sessions = LIST_INIT(g_sessions); static const WCHAR defaultW[] = {'d','e','f','a','u','l','t',0}; static const IAudioClientVtbl AudioClient_Vtbl; static const IAudioRenderClientVtbl AudioRenderClient_Vtbl; static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl; static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl; static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl; static const IAudioClockVtbl AudioClock_Vtbl; static const IAudioClock2Vtbl AudioClock2_Vtbl; int wine_snd_pcm_recover(snd_pcm_t *pcm, int err, int silent); static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client); static inline ACImpl *impl_from_IAudioClient(IAudioClient *iface) { return CONTAINING_RECORD(iface, ACImpl, IAudioClient_iface); } static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface) { return CONTAINING_RECORD(iface, ACImpl, IAudioRenderClient_iface); } static inline ACImpl *impl_from_IAudioCaptureClient(IAudioCaptureClient *iface) { return CONTAINING_RECORD(iface, ACImpl, IAudioCaptureClient_iface); } static inline AudioSessionWrapper *impl_from_IAudioSessionControl2(IAudioSessionControl2 *iface) { return CONTAINING_RECORD(iface, AudioSessionWrapper, IAudioSessionControl2_iface); } static inline ACImpl *impl_from_ISimpleAudioVolume(ISimpleAudioVolume *iface) { return CONTAINING_RECORD(iface, ACImpl, ISimpleAudioVolume_iface); } static inline ACImpl *impl_from_IAudioClock(IAudioClock *iface) { return CONTAINING_RECORD(iface, ACImpl, IAudioClock_iface); } static inline ACImpl *impl_from_IAudioClock2(IAudioClock2 *iface) { return CONTAINING_RECORD(iface, ACImpl, IAudioClock2_iface); } BOOL WINAPI DllMain(HINSTANCE dll, DWORD reason, void *reserved) { if(reason == DLL_PROCESS_ATTACH){ g_timer_q = CreateTimerQueue(); if(!g_timer_q) return FALSE; InitializeCriticalSection(&g_sessions_lock); } return TRUE; } HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids, void ***keys, UINT *num, UINT *def_index) { TRACE("%d %p %p %p\n", flow, ids, num, def_index); *num = 1; *def_index = 0; *ids = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *)); if(!*ids) return E_OUTOFMEMORY; (*ids)[0] = HeapAlloc(GetProcessHeap(), 0, sizeof(defaultW)); if(!(*ids)[0]){ HeapFree(GetProcessHeap(), 0, *ids); return E_OUTOFMEMORY; } lstrcpyW((*ids)[0], defaultW); *keys = HeapAlloc(GetProcessHeap(), 0, sizeof(void *)); (*keys)[0] = NULL; return S_OK; } HRESULT WINAPI AUDDRV_GetAudioEndpoint(void *key, IMMDevice *dev, EDataFlow dataflow, IAudioClient **out) { ACImpl *This; int err; snd_pcm_stream_t stream; TRACE("%p %p %d %p\n", key, dev, dataflow, out); This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ACImpl)); if(!This) return E_OUTOFMEMORY; This->IAudioClient_iface.lpVtbl = &AudioClient_Vtbl; This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl; This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl; This->ISimpleAudioVolume_iface.lpVtbl = &SimpleAudioVolume_Vtbl; This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl; This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl; if(dataflow == eRender) stream = SND_PCM_STREAM_PLAYBACK; else if(dataflow == eCapture) stream = SND_PCM_STREAM_CAPTURE; else{ HeapFree(GetProcessHeap(), 0, This); return E_UNEXPECTED; } This->dataflow = dataflow; if((err = snd_pcm_open(&This->pcm_handle, "default", stream, SND_PCM_NONBLOCK)) < 0){ HeapFree(GetProcessHeap(), 0, This); WARN("Unable to open PCM \"default\": %d (%s)\n", err, snd_strerror(err)); return E_FAIL; } This->hw_params = HeapAlloc(GetProcessHeap(), 0, snd_pcm_hw_params_sizeof()); if(!This->hw_params){ HeapFree(GetProcessHeap(), 0, This); snd_pcm_close(This->pcm_handle); return E_OUTOFMEMORY; } InitializeCriticalSection(&This->lock); This->parent = dev; IMMDevice_AddRef(This->parent); *out = &This->IAudioClient_iface; IAudioClient_AddRef(&This->IAudioClient_iface); return S_OK; } static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient *iface, REFIID riid, void **ppv) { TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClient)) *ppv = iface; if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); return S_OK; } WARN("Unknown interface %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static ULONG WINAPI AudioClient_AddRef(IAudioClient *iface) { ACImpl *This = impl_from_IAudioClient(iface); ULONG ref; ref = InterlockedIncrement(&This->ref); TRACE("(%p) Refcount now %u\n", This, ref); return ref; } static ULONG WINAPI AudioClient_Release(IAudioClient *iface) { ACImpl *This = impl_from_IAudioClient(iface); ULONG ref; ref = InterlockedDecrement(&This->ref); TRACE("(%p) Refcount now %u\n", This, ref); if(!ref){ IAudioClient_Stop(iface); IMMDevice_Release(This->parent); DeleteCriticalSection(&This->lock); snd_pcm_drop(This->pcm_handle); snd_pcm_close(This->pcm_handle); if(This->initted){ EnterCriticalSection(&g_sessions_lock); list_remove(&This->entry); if(list_empty(&This->session->clients)){ list_remove(&This->session->entry); HeapFree(GetProcessHeap(), 0, This->session); } LeaveCriticalSection(&g_sessions_lock); } HeapFree(GetProcessHeap(), 0, This->local_buffer); HeapFree(GetProcessHeap(), 0, This->hw_params); CoTaskMemFree(This->fmt); HeapFree(GetProcessHeap(), 0, This); } return ref; } static void dump_fmt(const WAVEFORMATEX *fmt) { TRACE("wFormatTag: 0x%x (", fmt->wFormatTag); switch(fmt->wFormatTag){ case WAVE_FORMAT_PCM: TRACE("WAVE_FORMAT_PCM"); break; case WAVE_FORMAT_IEEE_FLOAT: TRACE("WAVE_FORMAT_IEEE_FLOAT"); break; case WAVE_FORMAT_EXTENSIBLE: TRACE("WAVE_FORMAT_EXTENSIBLE"); break; default: TRACE("Unknown"); break; } TRACE(")\n"); TRACE("nChannels: %u\n", fmt->nChannels); TRACE("nSamplesPerSec: %u\n", fmt->nSamplesPerSec); TRACE("nAvgBytesPerSec: %u\n", fmt->nAvgBytesPerSec); TRACE("nBlockAlign: %u\n", fmt->nBlockAlign); TRACE("wBitsPerSample: %u\n", fmt->wBitsPerSample); TRACE("cbSize: %u\n", fmt->cbSize); if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE){ WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt; TRACE("dwChannelMask: %08x\n", fmtex->dwChannelMask); TRACE("Samples: %04x\n", fmtex->Samples.wReserved); TRACE("SubFormat: %s\n", wine_dbgstr_guid(&fmtex->SubFormat)); } } static WAVEFORMATEX *clone_format(const WAVEFORMATEX *fmt) { WAVEFORMATEX *ret; size_t size; if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE) size = sizeof(WAVEFORMATEXTENSIBLE); else size = sizeof(WAVEFORMATEX); ret = CoTaskMemAlloc(size); if(!ret) return NULL; memcpy(ret, fmt, size); ret->cbSize = size - sizeof(WAVEFORMATEX); return ret; } static AudioSession *create_session(const GUID *guid, EDataFlow flow) { AudioSession *ret; ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSession)); if(!ret) return NULL; memcpy(&ret->guid, guid, sizeof(GUID)); ret->dataflow = flow; list_init(&ret->clients); list_add_head(&g_sessions, &ret->entry); return ret; } static HRESULT WINAPI AudioClient_Initialize(IAudioClient *iface, AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration, REFERENCE_TIME period, const WAVEFORMATEX *fmt, const GUID *sessionguid) { ACImpl *This = impl_from_IAudioClient(iface); snd_pcm_sw_params_t *sw_params = NULL; snd_pcm_format_t format; snd_pcm_uframes_t boundary; const WAVEFORMATEXTENSIBLE *fmtex = (const WAVEFORMATEXTENSIBLE *)fmt; unsigned int time_us, rate; int err; HRESULT hr = S_OK; TRACE("(%p)->(%x, %x, %s, %s, %p, %s)\n", This, mode, flags, wine_dbgstr_longlong(duration), wine_dbgstr_longlong(period), fmt, debugstr_guid(sessionguid)); if(!fmt) return E_POINTER; if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE) return AUDCLNT_E_NOT_INITIALIZED; if(flags & ~(AUDCLNT_STREAMFLAGS_CROSSPROCESS | AUDCLNT_STREAMFLAGS_LOOPBACK | AUDCLNT_STREAMFLAGS_EVENTCALLBACK | AUDCLNT_STREAMFLAGS_NOPERSIST | AUDCLNT_STREAMFLAGS_RATEADJUST | AUDCLNT_SESSIONFLAGS_EXPIREWHENUNOWNED | AUDCLNT_SESSIONFLAGS_DISPLAY_HIDE | AUDCLNT_SESSIONFLAGS_DISPLAY_HIDEWHENEXPIRED)){ TRACE("Unknown flags: %08x\n", flags); return E_INVALIDARG; } EnterCriticalSection(&This->lock); if(This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_ALREADY_INITIALIZED; } dump_fmt(fmt); if((err = snd_pcm_hw_params_any(This->pcm_handle, This->hw_params)) < 0){ WARN("Unable to get hw_params: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params_set_access(This->pcm_handle, This->hw_params, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0){ WARN("Unable to set access: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if(fmt->wFormatTag == WAVE_FORMAT_PCM || (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))){ if(fmt->wBitsPerSample == 8) format = SND_PCM_FORMAT_U8; else if(fmt->wBitsPerSample == 16) format = SND_PCM_FORMAT_S16_LE; else if(fmt->wBitsPerSample == 24) format = SND_PCM_FORMAT_S24_3LE; else if(fmt->wBitsPerSample == 32) format = SND_PCM_FORMAT_S32_LE; else{ WARN("Unsupported bit depth: %u\n", fmt->wBitsPerSample); hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } }else if(fmt->wFormatTag == WAVE_FORMAT_IEEE_FLOAT || (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){ if(fmt->wBitsPerSample == 32) format = SND_PCM_FORMAT_FLOAT_LE; else if(fmt->wBitsPerSample == 64) format = SND_PCM_FORMAT_FLOAT64_LE; else{ WARN("Unsupported float size: %u\n", fmt->wBitsPerSample); hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } }else{ WARN("Unknown wave format: %04x\n", fmt->wFormatTag); hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } if((err = snd_pcm_hw_params_set_format(This->pcm_handle, This->hw_params, format)) < 0){ WARN("Unable to set ALSA format to %u: %d (%s)\n", format, err, snd_strerror(err)); hr = E_FAIL; goto exit; } rate = fmt->nSamplesPerSec; if((err = snd_pcm_hw_params_set_rate_near(This->pcm_handle, This->hw_params, &rate, NULL)) < 0){ WARN("Unable to set rate to %u: %d (%s)\n", rate, err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params_set_channels(This->pcm_handle, This->hw_params, fmt->nChannels)) < 0){ WARN("Unable to set channels to %u: %d (%s)\n", fmt->nChannels, err, snd_strerror(err)); hr = E_FAIL; goto exit; } time_us = MinimumPeriod / 10; if((err = snd_pcm_hw_params_set_period_time_near(This->pcm_handle, This->hw_params, &time_us, NULL)) < 0){ WARN("Unable to set max period time to %u: %d (%s)\n", time_us, err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params(This->pcm_handle, This->hw_params)) < 0){ WARN("Unable to set hw params: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } sw_params = HeapAlloc(GetProcessHeap(), 0, snd_pcm_sw_params_sizeof()); if(!sw_params){ hr = E_OUTOFMEMORY; goto exit; } if((err = snd_pcm_sw_params_current(This->pcm_handle, sw_params)) < 0){ WARN("Unable to get sw_params: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } This->bufsize_frames = ceil((duration / 10000000.) * fmt->nSamplesPerSec); This->local_buffer = HeapAlloc(GetProcessHeap(), 0, This->bufsize_frames * fmt->nBlockAlign); if(!This->local_buffer){ hr = E_OUTOFMEMORY; goto exit; } if (fmt->wBitsPerSample == 8) memset(This->local_buffer, 128, This->bufsize_frames * fmt->nBlockAlign); else memset(This->local_buffer, 0, This->bufsize_frames * fmt->nBlockAlign); if((err = snd_pcm_sw_params_get_boundary(sw_params, &boundary)) < 0){ WARN("Unable to get boundary: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_sw_params_set_start_threshold(This->pcm_handle, sw_params, boundary)) < 0){ WARN("Unable to set start threshold to %lx: %d (%s)\n", boundary, err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_sw_params_set_stop_threshold(This->pcm_handle, sw_params, boundary)) < 0){ WARN("Unable to set stop threshold to %lx: %d (%s)\n", boundary, err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_sw_params_set_avail_min(This->pcm_handle, sw_params, 0)) < 0){ WARN("Unable to set avail min to 0: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_sw_params(This->pcm_handle, sw_params)) < 0){ WARN("Unable to set sw params: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_prepare(This->pcm_handle)) < 0){ WARN("Unable to prepare device: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params_get_buffer_size(This->hw_params, &This->bufsize_alsa)) < 0){ WARN("Unable to get buffer size: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params_get_period_size(This->hw_params, &This->period_alsa, NULL)) < 0){ WARN("Unable to get period size: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params_get_period_time(This->hw_params, &This->period_us, NULL)) < 0){ WARN("Unable to get period time: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } This->fmt = clone_format(fmt); if(!This->fmt){ hr = E_OUTOFMEMORY; goto exit; } This->share = mode; This->flags = flags; EnterCriticalSection(&g_sessions_lock); if(!sessionguid || IsEqualGUID(sessionguid, &GUID_NULL)){ This->session = create_session(&GUID_NULL, This->dataflow); if(!This->session){ LeaveCriticalSection(&g_sessions_lock); hr = E_OUTOFMEMORY; goto exit; } }else{ AudioSession *session; LIST_FOR_EACH_ENTRY(session, &g_sessions, AudioSession, entry) if(IsEqualGUID(sessionguid, &session->guid) && This->dataflow == session->dataflow) This->session = session; if(!This->session){ This->session = create_session(sessionguid, This->dataflow); if(!This->session){ LeaveCriticalSection(&g_sessions_lock); hr = E_OUTOFMEMORY; goto exit; } } } list_add_tail(&This->session->clients, &This->entry); LeaveCriticalSection(&g_sessions_lock); This->initted = TRUE; exit: HeapFree(GetProcessHeap(), 0, sw_params); if(FAILED(hr)){ if(This->local_buffer){ HeapFree(GetProcessHeap(), 0, This->local_buffer); This->local_buffer = NULL; } } LeaveCriticalSection(&This->lock); return hr; } static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient *iface, UINT32 *out) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)->(%p)\n", This, out); if(!out) return E_POINTER; EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } *out = This->bufsize_frames; LeaveCriticalSection(&This->lock); return S_OK; } static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient *iface, REFERENCE_TIME *latency) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)->(%p)\n", This, latency); if(!latency) return E_POINTER; EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } LeaveCriticalSection(&This->lock); *latency = 500000; return S_OK; } static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient *iface, UINT32 *out) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)->(%p)\n", This, out); if(!out) return E_POINTER; EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } if(This->dataflow == eRender){ snd_pcm_sframes_t avail_frames; avail_frames = snd_pcm_avail_update(This->pcm_handle); if(This->bufsize_alsa < avail_frames){ WARN("Xrun detected\n"); *out = This->held_frames; }else *out = This->bufsize_alsa - avail_frames + This->held_frames; }else if(This->dataflow == eCapture){ *out = This->held_frames; }else{ LeaveCriticalSection(&This->lock); return E_UNEXPECTED; } LeaveCriticalSection(&This->lock); return S_OK; } static DWORD get_channel_mask(unsigned int channels) { switch(channels){ case 0: return 0; case 1: return SPEAKER_FRONT_CENTER; case 2: return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT; case 3: return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_LOW_FREQUENCY; case 4: return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT; case 5: return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY; case 6: return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY | SPEAKER_FRONT_CENTER; case 7: return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY | SPEAKER_FRONT_CENTER | SPEAKER_BACK_CENTER; } FIXME("Unknown speaker configuration: %u\n", channels); return 0; } static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient *iface, AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt, WAVEFORMATEX **out) { ACImpl *This = impl_from_IAudioClient(iface); snd_pcm_format_mask_t *formats = NULL; HRESULT hr = S_OK; WAVEFORMATEX *closest = NULL; const WAVEFORMATEXTENSIBLE *fmtex = (const WAVEFORMATEXTENSIBLE *)fmt; unsigned int max = 0, min = 0; int err; TRACE("(%p)->(%x, %p, %p)\n", This, mode, fmt, out); if(!fmt || (mode == AUDCLNT_SHAREMODE_SHARED && !out)) return E_POINTER; if(mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE) return E_INVALIDARG; if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && fmt->cbSize < sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX)) return E_INVALIDARG; dump_fmt(fmt); EnterCriticalSection(&This->lock); if((err = snd_pcm_hw_params_any(This->pcm_handle, This->hw_params)) < 0){ hr = E_FAIL; goto exit; } formats = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, snd_pcm_format_mask_sizeof()); if(!formats){ hr = E_OUTOFMEMORY; goto exit; } snd_pcm_hw_params_get_format_mask(This->hw_params, formats); if(fmt->wFormatTag == WAVE_FORMAT_PCM || (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))){ switch(fmt->wBitsPerSample){ case 8: if(!snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_U8)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } break; case 16: if(!snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S16_LE)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } break; case 24: if(!snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S24_3LE)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } break; case 32: if(!snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S32_LE)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } break; default: hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } }else if(fmt->wFormatTag == WAVE_FORMAT_IEEE_FLOAT || (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT))){ switch(fmt->wBitsPerSample){ case 32: if(!snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_FLOAT_LE)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } break; case 64: if(!snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_FLOAT64_LE)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } break; default: hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } }else{ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } closest = clone_format(fmt); if(!closest){ hr = E_OUTOFMEMORY; goto exit; } if((err = snd_pcm_hw_params_get_rate_min(This->hw_params, &min, NULL)) < 0){ hr = E_FAIL; WARN("Unable to get min rate: %d (%s)\n", err, snd_strerror(err)); goto exit; } if((err = snd_pcm_hw_params_get_rate_max(This->hw_params, &max, NULL)) < 0){ hr = E_FAIL; WARN("Unable to get max rate: %d (%s)\n", err, snd_strerror(err)); goto exit; } if(fmt->nSamplesPerSec < min || fmt->nSamplesPerSec > max || (fmt->nSamplesPerSec != 48000 && fmt->nSamplesPerSec != 44100 && fmt->nSamplesPerSec != 22050 && fmt->nSamplesPerSec != 11025 && fmt->nSamplesPerSec != 8000)){ hr = AUDCLNT_E_UNSUPPORTED_FORMAT; goto exit; } if((err = snd_pcm_hw_params_get_channels_min(This->hw_params, &min)) < 0){ hr = E_FAIL; WARN("Unable to get min channels: %d (%s)\n", err, snd_strerror(err)); goto exit; } if((err = snd_pcm_hw_params_get_channels_max(This->hw_params, &max)) < 0){ hr = E_FAIL; WARN("Unable to get max channels: %d (%s)\n", err, snd_strerror(err)); goto exit; } if(max > 7) max = 2; if(fmt->nChannels > max){ hr = S_FALSE; closest->nChannels = max; }else if(fmt->nChannels < min){ hr = S_FALSE; closest->nChannels = min; } if(closest->wFormatTag == WAVE_FORMAT_EXTENSIBLE){ DWORD mask = get_channel_mask(closest->nChannels); ((WAVEFORMATEXTENSIBLE*)closest)->dwChannelMask = mask; if(fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && fmtex->dwChannelMask != mask) hr = S_FALSE; } exit: LeaveCriticalSection(&This->lock); HeapFree(GetProcessHeap(), 0, formats); if(hr == S_OK || !out){ CoTaskMemFree(closest); if(out) *out = NULL; }else if(closest){ closest->nBlockAlign = closest->nChannels * closest->wBitsPerSample / 8; closest->nAvgBytesPerSec = closest->nBlockAlign * closest->nSamplesPerSec; *out = closest; } TRACE("returning: %08x\n", hr); return hr; } static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient *iface, WAVEFORMATEX **pwfx) { ACImpl *This = impl_from_IAudioClient(iface); WAVEFORMATEXTENSIBLE *fmt; snd_pcm_format_mask_t *formats; unsigned int max_rate, max_channels; int err; HRESULT hr = S_OK; TRACE("(%p)->(%p)\n", This, pwfx); if(!pwfx) return E_POINTER; *pwfx = HeapAlloc(GetProcessHeap(), 0, sizeof(WAVEFORMATEXTENSIBLE)); if(!*pwfx) return E_OUTOFMEMORY; fmt = (WAVEFORMATEXTENSIBLE*)*pwfx; formats = HeapAlloc(GetProcessHeap(), 0, snd_pcm_format_mask_sizeof()); if(!formats){ HeapFree(GetProcessHeap(), 0, *pwfx); return E_OUTOFMEMORY; } EnterCriticalSection(&This->lock); if((err = snd_pcm_hw_params_any(This->pcm_handle, This->hw_params)) < 0){ WARN("Unable to get hw_params: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } snd_pcm_hw_params_get_format_mask(This->hw_params, formats); fmt->Format.wFormatTag = WAVE_FORMAT_EXTENSIBLE; if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_FLOAT_LE)){ fmt->Format.wBitsPerSample = 32; fmt->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT; }else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S16_LE)){ fmt->Format.wBitsPerSample = 16; fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM; }else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_U8)){ fmt->Format.wBitsPerSample = 8; fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM; }else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S32_LE)){ fmt->Format.wBitsPerSample = 32; fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM; }else if(snd_pcm_format_mask_test(formats, SND_PCM_FORMAT_S24_3LE)){ fmt->Format.wBitsPerSample = 24; fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM; }else{ ERR("Didn't recognize any available ALSA formats\n"); hr = E_FAIL; goto exit; } if((err = snd_pcm_hw_params_get_channels_max(This->hw_params, &max_channels)) < 0){ WARN("Unable to get max channels: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if(max_channels > 2){ FIXME("Don't know what to do with %u channels, pretending there's " "only 2 channels\n", max_channels); fmt->Format.nChannels = 2; }else fmt->Format.nChannels = max_channels; fmt->dwChannelMask = get_channel_mask(fmt->Format.nChannels); if((err = snd_pcm_hw_params_get_rate_max(This->hw_params, &max_rate, NULL)) < 0){ WARN("Unable to get max rate: %d (%s)\n", err, snd_strerror(err)); hr = E_FAIL; goto exit; } if(max_rate >= 48000) fmt->Format.nSamplesPerSec = 48000; else if(max_rate >= 44100) fmt->Format.nSamplesPerSec = 44100; else if(max_rate >= 22050) fmt->Format.nSamplesPerSec = 22050; else if(max_rate >= 11025) fmt->Format.nSamplesPerSec = 11025; else if(max_rate >= 8000) fmt->Format.nSamplesPerSec = 8000; else{ ERR("Unknown max rate: %u\n", max_rate); hr = E_FAIL; goto exit; } fmt->Format.nBlockAlign = (fmt->Format.wBitsPerSample * fmt->Format.nChannels) / 8; fmt->Format.nAvgBytesPerSec = fmt->Format.nSamplesPerSec * fmt->Format.nBlockAlign; fmt->Samples.wValidBitsPerSample = fmt->Format.wBitsPerSample; fmt->Format.cbSize = sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX); dump_fmt((WAVEFORMATEX*)fmt); exit: LeaveCriticalSection(&This->lock); if(FAILED(hr)) HeapFree(GetProcessHeap(), 0, *pwfx); HeapFree(GetProcessHeap(), 0, formats); return hr; } static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient *iface, REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod); if(!defperiod && !minperiod) return E_POINTER; if(defperiod) *defperiod = DefaultPeriod; if(minperiod) *minperiod = MinimumPeriod; return S_OK; } static snd_pcm_sframes_t alsa_write_best_effort(snd_pcm_t *handle, BYTE *buf, snd_pcm_uframes_t frames) { snd_pcm_sframes_t written; written = snd_pcm_writei(handle, buf, frames); if(written < 0){ int ret; if(written == -EAGAIN) /* buffer full */ return 0; WARN("writei failed, recovering: %ld (%s)\n", written, snd_strerror(written)); ret = wine_snd_pcm_recover(handle, written, 0); if(ret < 0){ WARN("Could not recover: %d (%s)\n", ret, snd_strerror(ret)); return ret; } written = snd_pcm_writei(handle, buf, frames); } return written; } static void alsa_write_data(ACImpl *This) { snd_pcm_sframes_t written; snd_pcm_uframes_t to_write; BYTE *buf = This->local_buffer + (This->lcl_offs_frames * This->fmt->nBlockAlign); if(This->lcl_offs_frames + This->held_frames > This->bufsize_frames) to_write = This->bufsize_frames - This->lcl_offs_frames; else to_write = This->held_frames; written = alsa_write_best_effort(This->pcm_handle, buf, to_write); if(written < 0){ WARN("Couldn't write: %ld (%s)\n", written, snd_strerror(written)); return; } This->lcl_offs_frames += written; This->lcl_offs_frames %= This->bufsize_frames; This->held_frames -= written; if(written < to_write){ /* ALSA buffer probably full */ return; } if(This->held_frames){ /* wrapped and have some data back at the start to write */ written = alsa_write_best_effort(This->pcm_handle, This->local_buffer, This->held_frames); if(written < 0){ WARN("Couldn't write: %ld (%s)\n", written, snd_strerror(written)); return; } This->lcl_offs_frames += written; This->lcl_offs_frames %= This->bufsize_frames; This->held_frames -= written; } } static void alsa_read_data(ACImpl *This) { snd_pcm_sframes_t pos, readable, nread; pos = (This->held_frames + This->lcl_offs_frames) % This->bufsize_frames; readable = This->bufsize_frames - pos; nread = snd_pcm_readi(This->pcm_handle, This->local_buffer + pos * This->fmt->nBlockAlign, readable); if(nread < 0){ int ret; WARN("read failed, recovering: %ld (%s)\n", nread, snd_strerror(nread)); ret = wine_snd_pcm_recover(This->pcm_handle, nread, 0); if(ret < 0){ WARN("Recover failed: %d (%s)\n", ret, snd_strerror(ret)); return; } nread = snd_pcm_readi(This->pcm_handle, This->local_buffer + pos * This->fmt->nBlockAlign, readable); if(nread < 0){ WARN("read failed: %ld (%s)\n", nread, snd_strerror(nread)); return; } } This->held_frames += nread; if(This->held_frames > This->bufsize_frames){ WARN("Overflow of unread data\n"); This->lcl_offs_frames += This->held_frames; This->lcl_offs_frames %= This->bufsize_frames; This->held_frames = This->bufsize_frames; } } static void CALLBACK alsa_push_buffer_data(void *user, BOOLEAN timer) { ACImpl *This = user; EnterCriticalSection(&This->lock); if(This->dataflow == eRender && This->held_frames) alsa_write_data(This); else if(This->dataflow == eCapture) alsa_read_data(This); if(This->event) SetEvent(This->event); LeaveCriticalSection(&This->lock); } static HRESULT alsa_consider_start(ACImpl *This) { snd_pcm_sframes_t avail; int err; avail = snd_pcm_avail_update(This->pcm_handle); if(avail < 0){ WARN("Unable to get avail_update: %ld (%s)\n", avail, snd_strerror(avail)); return E_FAIL; } if(This->period_alsa < This->bufsize_alsa - avail){ if((err = snd_pcm_start(This->pcm_handle)) < 0){ WARN("Start failed: %d (%s), state: %d\n", err, snd_strerror(err), snd_pcm_state(This->pcm_handle)); return E_FAIL; } return S_OK; } return S_FALSE; } static HRESULT WINAPI AudioClient_Start(IAudioClient *iface) { ACImpl *This = impl_from_IAudioClient(iface); DWORD period_ms; HRESULT hr; TRACE("(%p)\n", This); EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } if((This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !This->event){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_EVENTHANDLE_NOT_SET; } if(This->started){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_STOPPED; } hr = alsa_consider_start(This); if(FAILED(hr)){ LeaveCriticalSection(&This->lock); return hr; } period_ms = This->period_us / 1000; if(!period_ms) period_ms = 10; if(This->dataflow == eCapture){ /* dump any data that might be leftover in the ALSA capture buffer */ snd_pcm_readi(This->pcm_handle, This->local_buffer, This->bufsize_frames); } if(!CreateTimerQueueTimer(&This->timer, g_timer_q, alsa_push_buffer_data, This, 0, period_ms, WT_EXECUTEINTIMERTHREAD)){ LeaveCriticalSection(&This->lock); WARN("Unable to create timer: %u\n", GetLastError()); return E_FAIL; } This->started = TRUE; LeaveCriticalSection(&This->lock); return S_OK; } static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface) { ACImpl *This = impl_from_IAudioClient(iface); int err; TRACE("(%p)\n", This); EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } if(!This->started){ LeaveCriticalSection(&This->lock); return S_FALSE; } DeleteTimerQueueTimer(g_timer_q, This->timer, INVALID_HANDLE_VALUE); if((err = snd_pcm_drop(This->pcm_handle)) < 0){ LeaveCriticalSection(&This->lock); WARN("Drop failed: %d (%s)\n", err, snd_strerror(err)); return E_FAIL; } if((err = snd_pcm_prepare(This->pcm_handle)) < 0){ LeaveCriticalSection(&This->lock); WARN("Prepare failed: %d (%s)\n", err, snd_strerror(err)); return E_FAIL; } This->started = FALSE; LeaveCriticalSection(&This->lock); return S_OK; } static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)\n", This); EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } if(This->started){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_STOPPED; } This->held_frames = 0; This->written_frames = 0; This->lcl_offs_frames = 0; LeaveCriticalSection(&This->lock); return S_OK; } static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient *iface, HANDLE event) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)->(%p)\n", This, event); if(!event) return E_INVALIDARG; EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } if(!(This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK)){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_EVENTHANDLE_NOT_EXPECTED; } This->event = event; LeaveCriticalSection(&This->lock); return S_OK; } static HRESULT WINAPI AudioClient_GetService(IAudioClient *iface, REFIID riid, void **ppv) { ACImpl *This = impl_from_IAudioClient(iface); TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; EnterCriticalSection(&This->lock); if(!This->initted){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_NOT_INITIALIZED; } if(IsEqualIID(riid, &IID_IAudioRenderClient)){ if(This->dataflow != eRender){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_WRONG_ENDPOINT_TYPE; } *ppv = &This->IAudioRenderClient_iface; }else if(IsEqualIID(riid, &IID_IAudioCaptureClient)){ if(This->dataflow != eCapture){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_WRONG_ENDPOINT_TYPE; } *ppv = &This->IAudioCaptureClient_iface; }else if(IsEqualIID(riid, &IID_IAudioSessionControl)){ if(!This->session_wrapper){ This->session_wrapper = AudioSessionWrapper_Create(This); if(!This->session_wrapper){ LeaveCriticalSection(&This->lock); return E_OUTOFMEMORY; } } *ppv = &This->session_wrapper->IAudioSessionControl2_iface; }else if(IsEqualIID(riid, &IID_ISimpleAudioVolume)){ *ppv = &This->ISimpleAudioVolume_iface; }else if(IsEqualIID(riid, &IID_IAudioClock)){ *ppv = &This->IAudioClock_iface; } if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); LeaveCriticalSection(&This->lock); return S_OK; } LeaveCriticalSection(&This->lock); FIXME("stub %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static const IAudioClientVtbl AudioClient_Vtbl = { AudioClient_QueryInterface, AudioClient_AddRef, AudioClient_Release, AudioClient_Initialize, AudioClient_GetBufferSize, AudioClient_GetStreamLatency, AudioClient_GetCurrentPadding, AudioClient_IsFormatSupported, AudioClient_GetMixFormat, AudioClient_GetDevicePeriod, AudioClient_Start, AudioClient_Stop, AudioClient_Reset, AudioClient_SetEventHandle, AudioClient_GetService }; static HRESULT WINAPI AudioRenderClient_QueryInterface( IAudioRenderClient *iface, REFIID riid, void **ppv) { TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioRenderClient)) *ppv = iface; if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); return S_OK; } WARN("Unknown interface %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface) { ACImpl *This = impl_from_IAudioRenderClient(iface); return AudioClient_AddRef(&This->IAudioClient_iface); } static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface) { ACImpl *This = impl_from_IAudioRenderClient(iface); return AudioClient_Release(&This->IAudioClient_iface); } static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface, UINT32 frames, BYTE **data) { ACImpl *This = impl_from_IAudioRenderClient(iface); UINT32 write_pos; UINT32 pad; HRESULT hr; TRACE("(%p)->(%u, %p)\n", This, frames, data); if(!data) return E_POINTER; EnterCriticalSection(&This->lock); if(This->buf_state != NOT_LOCKED){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_OUT_OF_ORDER; } if(!frames){ This->buf_state = LOCKED_NORMAL; LeaveCriticalSection(&This->lock); return S_OK; } hr = IAudioClient_GetCurrentPadding(&This->IAudioClient_iface, &pad); if(FAILED(hr)){ LeaveCriticalSection(&This->lock); return hr; } if(pad + frames > This->bufsize_frames){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_BUFFER_TOO_LARGE; } write_pos = (This->lcl_offs_frames + This->held_frames) % This->bufsize_frames; if(write_pos + frames > This->bufsize_frames){ if(This->tmp_buffer_frames < frames){ if(This->tmp_buffer) This->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0, This->tmp_buffer, frames * This->fmt->nBlockAlign); else This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, frames * This->fmt->nBlockAlign); if(!This->tmp_buffer){ LeaveCriticalSection(&This->lock); return E_OUTOFMEMORY; } This->tmp_buffer_frames = frames; } *data = This->tmp_buffer; This->buf_state = LOCKED_WRAPPED; }else{ *data = This->local_buffer + This->lcl_offs_frames * This->fmt->nBlockAlign; This->buf_state = LOCKED_NORMAL; } LeaveCriticalSection(&This->lock); return S_OK; } static void alsa_wrap_buffer(ACImpl *This, BYTE *buffer, UINT32 written_bytes) { snd_pcm_uframes_t write_offs_frames = (This->lcl_offs_frames + This->held_frames) % This->bufsize_frames; UINT32 write_offs_bytes = write_offs_frames * This->fmt->nBlockAlign; snd_pcm_uframes_t chunk_frames = This->bufsize_frames - write_offs_frames; UINT32 chunk_bytes = chunk_frames * This->fmt->nBlockAlign; if(written_bytes < chunk_bytes){ memcpy(This->local_buffer + write_offs_bytes, buffer, written_bytes); }else{ memcpy(This->local_buffer + write_offs_bytes, buffer, chunk_bytes); memcpy(This->local_buffer, buffer + chunk_bytes, written_bytes - chunk_bytes); } } static HRESULT WINAPI AudioRenderClient_ReleaseBuffer( IAudioRenderClient *iface, UINT32 written_frames, DWORD flags) { ACImpl *This = impl_from_IAudioRenderClient(iface); UINT32 written_bytes = written_frames * This->fmt->nBlockAlign; BYTE *buffer; HRESULT hr; TRACE("(%p)->(%u, %x)\n", This, written_frames, flags); EnterCriticalSection(&This->lock); if(This->buf_state == NOT_LOCKED || !written_frames){ This->buf_state = NOT_LOCKED; LeaveCriticalSection(&This->lock); return written_frames ? AUDCLNT_E_OUT_OF_ORDER : S_OK; } if(This->buf_state == LOCKED_NORMAL) buffer = This->local_buffer + This->lcl_offs_frames * This->fmt->nBlockAlign; else buffer = This->tmp_buffer; if(flags & AUDCLNT_BUFFERFLAGS_SILENT){ WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)This->fmt; if((This->fmt->wFormatTag == WAVE_FORMAT_PCM || (This->fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE && IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) && This->fmt->wBitsPerSample == 8) memset(buffer, 128, written_frames * This->fmt->nBlockAlign); else memset(buffer, 0, written_frames * This->fmt->nBlockAlign); } if(This->held_frames){ if(This->buf_state == LOCKED_WRAPPED) alsa_wrap_buffer(This, buffer, written_bytes); This->held_frames += written_frames; }else{ snd_pcm_sframes_t written; written = alsa_write_best_effort(This->pcm_handle, buffer, written_frames); if(written < 0){ LeaveCriticalSection(&This->lock); WARN("write failed: %ld (%s)\n", written, snd_strerror(written)); return E_FAIL; } if(written < written_frames){ if(This->buf_state == LOCKED_WRAPPED) alsa_wrap_buffer(This, This->tmp_buffer + written * This->fmt->nBlockAlign, written_frames - written); This->held_frames = written_frames - written; } } if(This->started && snd_pcm_state(This->pcm_handle) == SND_PCM_STATE_PREPARED){ hr = alsa_consider_start(This); if(FAILED(hr)){ LeaveCriticalSection(&This->lock); return hr; } } This->written_frames += written_frames; This->buf_state = NOT_LOCKED; LeaveCriticalSection(&This->lock); return S_OK; } static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = { AudioRenderClient_QueryInterface, AudioRenderClient_AddRef, AudioRenderClient_Release, AudioRenderClient_GetBuffer, AudioRenderClient_ReleaseBuffer }; static HRESULT WINAPI AudioCaptureClient_QueryInterface( IAudioCaptureClient *iface, REFIID riid, void **ppv) { TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioCaptureClient)) *ppv = iface; if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); return S_OK; } WARN("Unknown interface %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface) { ACImpl *This = impl_from_IAudioCaptureClient(iface); return IAudioClient_AddRef(&This->IAudioClient_iface); } static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface) { ACImpl *This = impl_from_IAudioCaptureClient(iface); return IAudioClient_Release(&This->IAudioClient_iface); } static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface, BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos, UINT64 *qpcpos) { ACImpl *This = impl_from_IAudioCaptureClient(iface); HRESULT hr; TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags, devpos, qpcpos); if(!data || !frames || !flags) return E_POINTER; EnterCriticalSection(&This->lock); if(This->buf_state != NOT_LOCKED){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_OUT_OF_ORDER; } hr = IAudioCaptureClient_GetNextPacketSize(iface, frames); if(FAILED(hr)){ LeaveCriticalSection(&This->lock); return hr; } *flags = 0; if(This->lcl_offs_frames + *frames > This->bufsize_frames){ UINT32 chunk_bytes, offs_bytes, frames_bytes; if(This->tmp_buffer_frames < *frames){ if(This->tmp_buffer) This->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0, This->tmp_buffer, *frames * This->fmt->nBlockAlign); else This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, *frames * This->fmt->nBlockAlign); if(!This->tmp_buffer){ LeaveCriticalSection(&This->lock); return E_OUTOFMEMORY; } This->tmp_buffer_frames = *frames; } *data = This->tmp_buffer; chunk_bytes = (This->bufsize_frames - This->lcl_offs_frames) * This->fmt->nBlockAlign; offs_bytes = This->lcl_offs_frames * This->fmt->nBlockAlign; frames_bytes = *frames * This->fmt->nBlockAlign; memcpy(This->tmp_buffer, This->local_buffer + offs_bytes, chunk_bytes); memcpy(This->tmp_buffer + chunk_bytes, This->local_buffer, frames_bytes - chunk_bytes); }else *data = This->local_buffer + This->lcl_offs_frames * This->fmt->nBlockAlign; This->buf_state = LOCKED_NORMAL; if(devpos || qpcpos) IAudioClock_GetPosition(&This->IAudioClock_iface, devpos, qpcpos); LeaveCriticalSection(&This->lock); return *frames ? S_OK : AUDCLNT_S_BUFFER_EMPTY; } static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer( IAudioCaptureClient *iface, UINT32 done) { ACImpl *This = impl_from_IAudioCaptureClient(iface); TRACE("(%p)->(%u)\n", This, done); EnterCriticalSection(&This->lock); if(This->buf_state == NOT_LOCKED){ LeaveCriticalSection(&This->lock); return AUDCLNT_E_OUT_OF_ORDER; } This->held_frames -= done; This->lcl_offs_frames += done; This->lcl_offs_frames %= This->bufsize_frames; This->buf_state = NOT_LOCKED; LeaveCriticalSection(&This->lock); return S_OK; } static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize( IAudioCaptureClient *iface, UINT32 *frames) { ACImpl *This = impl_from_IAudioCaptureClient(iface); TRACE("(%p)->(%p)\n", This, frames); return AudioClient_GetCurrentPadding(&This->IAudioClient_iface, frames); } static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl = { AudioCaptureClient_QueryInterface, AudioCaptureClient_AddRef, AudioCaptureClient_Release, AudioCaptureClient_GetBuffer, AudioCaptureClient_ReleaseBuffer, AudioCaptureClient_GetNextPacketSize }; static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client) { AudioSessionWrapper *ret; ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSessionWrapper)); if(!ret) return NULL; ret->IAudioSessionControl2_iface.lpVtbl = &AudioSessionControl2_Vtbl; ret->client = client; ret->session = client->session; AudioClient_AddRef(&client->IAudioClient_iface); return ret; } static HRESULT WINAPI AudioSessionControl_QueryInterface( IAudioSessionControl2 *iface, REFIID riid, void **ppv) { TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioSessionControl) || IsEqualIID(riid, &IID_IAudioSessionControl2)) *ppv = iface; if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); return S_OK; } WARN("Unknown interface %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static ULONG WINAPI AudioSessionControl_AddRef(IAudioSessionControl2 *iface) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); ULONG ref; ref = InterlockedIncrement(&This->ref); TRACE("(%p) Refcount now %u\n", This, ref); return ref; } static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); ULONG ref; ref = InterlockedDecrement(&This->ref); TRACE("(%p) Refcount now %u\n", This, ref); if(!ref){ EnterCriticalSection(&This->client->lock); This->client->session_wrapper = NULL; LeaveCriticalSection(&This->client->lock); AudioClient_Release(&This->client->IAudioClient_iface); HeapFree(GetProcessHeap(), 0, This); } return ref; } static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface, AudioSessionState *state) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); ACImpl *client; TRACE("(%p)->(%p)\n", This, state); if(!state) return NULL_PTR_ERR; EnterCriticalSection(&g_sessions_lock); if(list_empty(&This->session->clients)){ *state = AudioSessionStateExpired; LeaveCriticalSection(&g_sessions_lock); return S_OK; } LIST_FOR_EACH_ENTRY(client, &This->session->clients, ACImpl, entry){ EnterCriticalSection(&client->lock); if(client->started){ *state = AudioSessionStateActive; LeaveCriticalSection(&client->lock); LeaveCriticalSection(&g_sessions_lock); return S_OK; } LeaveCriticalSection(&client->lock); } LeaveCriticalSection(&g_sessions_lock); *state = AudioSessionStateInactive; return S_OK; } static HRESULT WINAPI AudioSessionControl_GetDisplayName( IAudioSessionControl2 *iface, WCHAR **name) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, name); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_SetDisplayName( IAudioSessionControl2 *iface, const WCHAR *name, const GUID *session) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p, %s) - stub\n", This, name, debugstr_guid(session)); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_GetIconPath( IAudioSessionControl2 *iface, WCHAR **path) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, path); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_SetIconPath( IAudioSessionControl2 *iface, const WCHAR *path, const GUID *session) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p, %s) - stub\n", This, path, debugstr_guid(session)); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_GetGroupingParam( IAudioSessionControl2 *iface, GUID *group) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, group); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_SetGroupingParam( IAudioSessionControl2 *iface, GUID *group, const GUID *session) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%s, %s) - stub\n", This, debugstr_guid(group), debugstr_guid(session)); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_RegisterAudioSessionNotification( IAudioSessionControl2 *iface, IAudioSessionEvents *events) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, events); return S_OK; } static HRESULT WINAPI AudioSessionControl_UnregisterAudioSessionNotification( IAudioSessionControl2 *iface, IAudioSessionEvents *events) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, events); return S_OK; } static HRESULT WINAPI AudioSessionControl_GetSessionIdentifier( IAudioSessionControl2 *iface, WCHAR **id) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, id); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_GetSessionInstanceIdentifier( IAudioSessionControl2 *iface, WCHAR **id) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); FIXME("(%p)->(%p) - stub\n", This, id); return E_NOTIMPL; } static HRESULT WINAPI AudioSessionControl_GetProcessId( IAudioSessionControl2 *iface, DWORD *pid) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); TRACE("(%p)->(%p)\n", This, pid); if(!pid) return E_POINTER; *pid = GetCurrentProcessId(); return S_OK; } static HRESULT WINAPI AudioSessionControl_IsSystemSoundsSession( IAudioSessionControl2 *iface) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); TRACE("(%p)\n", This); return S_FALSE; } static HRESULT WINAPI AudioSessionControl_SetDuckingPreference( IAudioSessionControl2 *iface, BOOL optout) { AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface); TRACE("(%p)->(%d)\n", This, optout); return S_OK; } static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl = { AudioSessionControl_QueryInterface, AudioSessionControl_AddRef, AudioSessionControl_Release, AudioSessionControl_GetState, AudioSessionControl_GetDisplayName, AudioSessionControl_SetDisplayName, AudioSessionControl_GetIconPath, AudioSessionControl_SetIconPath, AudioSessionControl_GetGroupingParam, AudioSessionControl_SetGroupingParam, AudioSessionControl_RegisterAudioSessionNotification, AudioSessionControl_UnregisterAudioSessionNotification, AudioSessionControl_GetSessionIdentifier, AudioSessionControl_GetSessionInstanceIdentifier, AudioSessionControl_GetProcessId, AudioSessionControl_IsSystemSoundsSession, AudioSessionControl_SetDuckingPreference }; static HRESULT WINAPI SimpleAudioVolume_QueryInterface( ISimpleAudioVolume *iface, REFIID riid, void **ppv) { TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_ISimpleAudioVolume)) *ppv = iface; if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); return S_OK; } WARN("Unknown interface %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static ULONG WINAPI SimpleAudioVolume_AddRef(ISimpleAudioVolume *iface) { ACImpl *This = impl_from_ISimpleAudioVolume(iface); return IAudioClient_AddRef(&This->IAudioClient_iface); } static ULONG WINAPI SimpleAudioVolume_Release(ISimpleAudioVolume *iface) { ACImpl *This = impl_from_ISimpleAudioVolume(iface); return IAudioClient_Release(&This->IAudioClient_iface); } static HRESULT WINAPI SimpleAudioVolume_SetMasterVolume( ISimpleAudioVolume *iface, float level, const GUID *context) { ACImpl *This = impl_from_ISimpleAudioVolume(iface); FIXME("(%p)->(%f, %p) - stub\n", This, level, context); return E_NOTIMPL; } static HRESULT WINAPI SimpleAudioVolume_GetMasterVolume( ISimpleAudioVolume *iface, float *level) { ACImpl *This = impl_from_ISimpleAudioVolume(iface); FIXME("(%p)->(%p) - stub\n", This, level); return E_NOTIMPL; } static HRESULT WINAPI SimpleAudioVolume_SetMute(ISimpleAudioVolume *iface, BOOL mute, const GUID *context) { ACImpl *This = impl_from_ISimpleAudioVolume(iface); FIXME("(%p)->(%u, %p) - stub\n", This, mute, context); return E_NOTIMPL; } static HRESULT WINAPI SimpleAudioVolume_GetMute(ISimpleAudioVolume *iface, BOOL *mute) { ACImpl *This = impl_from_ISimpleAudioVolume(iface); FIXME("(%p)->(%p) - stub\n", This, mute); return E_NOTIMPL; } static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl = { SimpleAudioVolume_QueryInterface, SimpleAudioVolume_AddRef, SimpleAudioVolume_Release, SimpleAudioVolume_SetMasterVolume, SimpleAudioVolume_GetMasterVolume, SimpleAudioVolume_SetMute, SimpleAudioVolume_GetMute }; static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface, REFIID riid, void **ppv) { ACImpl *This = impl_from_IAudioClock(iface); TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv); if(!ppv) return E_POINTER; *ppv = NULL; if(IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClock)) *ppv = iface; else if(IsEqualIID(riid, &IID_IAudioClock2)) *ppv = &This->IAudioClock2_iface; if(*ppv){ IUnknown_AddRef((IUnknown*)*ppv); return S_OK; } WARN("Unknown interface %s\n", debugstr_guid(riid)); return E_NOINTERFACE; } static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface) { ACImpl *This = impl_from_IAudioClock(iface); return IAudioClient_AddRef(&This->IAudioClient_iface); } static ULONG WINAPI AudioClock_Release(IAudioClock *iface) { ACImpl *This = impl_from_IAudioClock(iface); return IAudioClient_Release(&This->IAudioClient_iface); } static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq) { ACImpl *This = impl_from_IAudioClock(iface); TRACE("(%p)->(%p)\n", This, freq); *freq = This->fmt->nSamplesPerSec; return S_OK; } static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos, UINT64 *qpctime) { ACImpl *This = impl_from_IAudioClock(iface); UINT32 pad; HRESULT hr; TRACE("(%p)->(%p, %p)\n", This, pos, qpctime); if(!pos) return E_POINTER; EnterCriticalSection(&This->lock); hr = IAudioClient_GetCurrentPadding(&This->IAudioClient_iface, &pad); if(FAILED(hr)){ LeaveCriticalSection(&This->lock); return hr; } if(This->dataflow == eRender) *pos = This->written_frames - pad; else if(This->dataflow == eCapture) *pos = This->written_frames + pad; LeaveCriticalSection(&This->lock); if(qpctime){ LARGE_INTEGER stamp, freq; QueryPerformanceCounter(&stamp); QueryPerformanceFrequency(&freq); *qpctime = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart; } return S_OK; } static HRESULT WINAPI AudioClock_GetCharacteristics(IAudioClock *iface, DWORD *chars) { ACImpl *This = impl_from_IAudioClock(iface); TRACE("(%p)->(%p)\n", This, chars); if(!chars) return E_POINTER; *chars = AUDIOCLOCK_CHARACTERISTIC_FIXED_FREQ; return S_OK; } static const IAudioClockVtbl AudioClock_Vtbl = { AudioClock_QueryInterface, AudioClock_AddRef, AudioClock_Release, AudioClock_GetFrequency, AudioClock_GetPosition, AudioClock_GetCharacteristics }; static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface, REFIID riid, void **ppv) { ACImpl *This = impl_from_IAudioClock2(iface); return IAudioClock_QueryInterface(&This->IAudioClock_iface, riid, ppv); } static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface) { ACImpl *This = impl_from_IAudioClock2(iface); return IAudioClient_AddRef(&This->IAudioClient_iface); } static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface) { ACImpl *This = impl_from_IAudioClock2(iface); return IAudioClient_Release(&This->IAudioClient_iface); } static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface, UINT64 *pos, UINT64 *qpctime) { ACImpl *This = impl_from_IAudioClock2(iface); FIXME("(%p)->(%p, %p)\n", This, pos, qpctime); return E_NOTIMPL; } static const IAudioClock2Vtbl AudioClock2_Vtbl = { AudioClock2_QueryInterface, AudioClock2_AddRef, AudioClock2_Release, AudioClock2_GetDevicePosition };