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Merge branch 'v0.22.x'

This commit is contained in:
Max Kellermann 2021-03-05 19:33:46 +01:00
parent 422cf5f182 93016ac6ab
commit e1b62fb90d
15 changed files with 544 additions and 247 deletions
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1
NEWS
View File

@ -15,6 +15,7 @@ ver 0.22.7 (not yet released)
- curl: don't use glibc extension
* output
- wasapi: add algorithm for finding usable audio format
- wasapi: use default device only if none was configured
ver 0.22.6 (2021/02/16)
* fix missing tags on songs in queue

54
src/mixer/plugins/WasapiMixerPlugin.cxx
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@ -17,15 +17,21 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "output/plugins/wasapi/ForMixer.hxx"
#include "output/plugins/wasapi/AudioClient.hxx"
#include "output/plugins/wasapi/Device.hxx"
#include "mixer/MixerInternal.hxx"
#include "output/plugins/WasapiOutputPlugin.hxx"
#include "win32/ComPtr.hxx"
#include "win32/ComWorker.hxx"
#include "win32/HResult.hxx"
#include <cmath>
#include <endpointvolume.h>
#include <optional>
#include <audioclient.h>
#include <endpointvolume.h>
#include <mmdeviceapi.h>
class WasapiMixer final : public Mixer {
WasapiOutput &output;
@ -43,15 +49,8 @@ public:
float volume_level;
if (wasapi_is_exclusive(output)) {
ComPtr<IAudioEndpointVolume> endpoint_volume;
result = wasapi_output_get_device(output)->Activate(
__uuidof(IAudioEndpointVolume), CLSCTX_ALL,
nullptr, endpoint_volume.AddressCast());
if (FAILED(result)) {
throw FormatHResultError(result,
"Unable to get device "
"endpoint volume");
}
auto endpoint_volume =
Activate<IAudioEndpointVolume>(*wasapi_output_get_device(output));
result = endpoint_volume->GetMasterVolumeLevelScalar(
&volume_level);
@ -61,15 +60,8 @@ public:
"volume level");
}
} else {
ComPtr<ISimpleAudioVolume> session_volume;
result = wasapi_output_get_client(output)->GetService(
__uuidof(ISimpleAudioVolume),
session_volume.AddressCast<void>());
if (FAILED(result)) {
throw FormatHResultError(result,
"Unable to get client "
"session volume");
}
auto session_volume =
GetService<ISimpleAudioVolume>(*wasapi_output_get_client(output));
result = session_volume->GetMasterVolume(&volume_level);
if (FAILED(result)) {
@ -89,15 +81,8 @@ public:
const float volume_level = volume / 100.0f;
if (wasapi_is_exclusive(output)) {
ComPtr<IAudioEndpointVolume> endpoint_volume;
result = wasapi_output_get_device(output)->Activate(
__uuidof(IAudioEndpointVolume), CLSCTX_ALL,
nullptr, endpoint_volume.AddressCast());
if (FAILED(result)) {
throw FormatHResultError(
result,
"Unable to get device endpoint volume");
}
auto endpoint_volume =
Activate<IAudioEndpointVolume>(*wasapi_output_get_device(output));
result = endpoint_volume->SetMasterVolumeLevelScalar(
volume_level, nullptr);
@ -107,15 +92,8 @@ public:
"Unable to set master volume level");
}
} else {
ComPtr<ISimpleAudioVolume> session_volume;
result = wasapi_output_get_client(output)->GetService(
__uuidof(ISimpleAudioVolume),
session_volume.AddressCast<void>());
if (FAILED(result)) {
throw FormatHResultError(
result,
"Unable to get client session volume");
}
auto session_volume =
GetService<ISimpleAudioVolume>(*wasapi_output_get_client(output));
result = session_volume->SetMasterVolume(volume_level,
nullptr);

2
src/output/Registry.cxx
View File

@ -44,7 +44,7 @@
#include "plugins/WinmmOutputPlugin.hxx"
#endif
#ifdef ENABLE_WASAPI_OUTPUT
#include "plugins/WasapiOutputPlugin.hxx"
#include "plugins/wasapi/WasapiOutputPlugin.hxx"
#endif
#include "util/StringAPI.hxx"

2
src/output/plugins/meson.build
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@ -154,7 +154,7 @@ endif
output_features.set('ENABLE_WASAPI_OUTPUT', is_windows)
if is_windows
output_plugins_sources += [
'WasapiOutputPlugin.cxx',
'wasapi/WasapiOutputPlugin.cxx',
]
wasapi_dep = [
c_compiler.find_library('ksuser', required: true),

103
src/output/plugins/wasapi/AudioClient.hxx Normal file
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@ -0,0 +1,103 @@
/*
* Copyright 2020-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_WASAPI_AUDIO_CLIENT_HXX
#define MPD_WASAPI_AUDIO_CLIENT_HXX
#include "win32/ComHeapPtr.hxx"
#include "win32/ComPtr.hxx"
#include "win32/HResult.hxx"
#include <audioclient.h>
inline UINT32
GetBufferSizeInFrames(IAudioClient &client)
{
UINT32 buffer_size_in_frames;
HRESULT result = client.GetBufferSize(&buffer_size_in_frames);
if (FAILED(result))
throw FormatHResultError(result,
"Unable to get audio client buffer size");
return buffer_size_in_frames;
}
inline UINT32
GetCurrentPaddingFrames(IAudioClient &client)
{
UINT32 padding_frames;
HRESULT result = client.GetCurrentPadding(&padding_frames);
if (FAILED(result))
throw FormatHResultError(result,
"Failed to get current padding");
return padding_frames;
}
inline ComHeapPtr<WAVEFORMATEX>
GetMixFormat(IAudioClient &client)
{
WAVEFORMATEX *f;
HRESULT result = client.GetMixFormat(&f);
if (FAILED(result))
throw FormatHResultError(result, "GetMixFormat failed");
return ComHeapPtr{f};
}
inline void
Start(IAudioClient &client)
{
HRESULT result = client.Start();
if (FAILED(result))
throw FormatHResultError(result, "Failed to start client");
}
inline void
Stop(IAudioClient &client)
{
HRESULT result = client.Stop();
if (FAILED(result))
throw FormatHResultError(result, "Failed to stop client");
}
inline void
SetEventHandle(IAudioClient &client, HANDLE h)
{
HRESULT result = client.SetEventHandle(h);
if (FAILED(result))
throw FormatHResultError(result, "Unable to set event handle");
}
template<typename T>
inline ComPtr<T>
GetService(IAudioClient &client)
{
T *p = nullptr;
HRESULT result = client.GetService(IID_PPV_ARGS(&p));
if (FAILED(result))
throw FormatHResultError(result, "Unable to get service");
return ComPtr{p};
}
#endif

117
src/output/plugins/wasapi/Device.hxx Normal file
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@ -0,0 +1,117 @@
/*
* Copyright 2020-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_WASAPI_DEVICE_COLLECTION_HXX
#define MPD_WASAPI_DEVICE_COLLECTION_HXX
#include "win32/ComPtr.hxx"
#include "win32/HResult.hxx"
#include <mmdeviceapi.h>
inline ComPtr<IMMDevice>
GetDefaultAudioEndpoint(IMMDeviceEnumerator &e)
{
IMMDevice *device = nullptr;
HRESULT result = e.GetDefaultAudioEndpoint(eRender, eMultimedia,
&device);
if (FAILED(result))
throw FormatHResultError(result,
"Unable to get default device for multimedia");
return ComPtr{device};
}
inline ComPtr<IMMDeviceCollection>
EnumAudioEndpoints(IMMDeviceEnumerator &e)
{
IMMDeviceCollection *dc = nullptr;
HRESULT result = e.EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE,
&dc);
if (FAILED(result))
throw FormatHResultError(result, "Unable to enumerate devices");
return ComPtr{dc};
}
inline UINT
GetCount(IMMDeviceCollection &dc)
{
UINT count;
HRESULT result = dc.GetCount(&count);
if (FAILED(result))
throw FormatHResultError(result, "Collection->GetCount failed");
return count;
}
inline ComPtr<IMMDevice>
Item(IMMDeviceCollection &dc, UINT i)
{
IMMDevice *device = nullptr;
auto result = dc.Item(i, &device);
if (FAILED(result))
throw FormatHResultError(result, "Collection->Item failed");
return ComPtr{device};
}
inline DWORD
GetState(IMMDevice &device)
{
DWORD state;
HRESULT result = device.GetState(&state);;
if (FAILED(result))
throw FormatHResultError(result, "Unable to get device status");
return state;
}
template<typename T>
inline ComPtr<T>
Activate(IMMDevice &device)
{
T *p = nullptr;
HRESULT result = device.Activate(__uuidof(T), CLSCTX_ALL,
nullptr, (void **)&p);
if (FAILED(result))
throw FormatHResultError(result, "Unable to activate device");
return ComPtr{p};
}
inline ComPtr<IPropertyStore>
OpenPropertyStore(IMMDevice &device)
{
IPropertyStore *property_store = nullptr;
HRESULT result = device.OpenPropertyStore(STGM_READ, &property_store);
if (FAILED(result))
throw FormatHResultError(result,
"Device->OpenPropertyStore failed");
return ComPtr{property_store};
}
#endif

44
src/output/plugins/wasapi/ForMixer.hxx Normal file
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@ -0,0 +1,44 @@
/*
* Copyright 2020-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_WASAPI_OUTPUT_FOR_MIXER_HXX
#define MPD_WASAPI_OUTPUT_FOR_MIXER_HXX
struct IMMDevice;
struct IAudioClient;
class AudioOutput;
class WasapiOutput;
[[gnu::pure]]
WasapiOutput &
wasapi_output_downcast(AudioOutput &output) noexcept;
[[gnu::pure]]
bool
wasapi_is_exclusive(WasapiOutput &output) noexcept;
[[gnu::pure]]
IMMDevice *
wasapi_output_get_device(WasapiOutput &output) noexcept;
[[gnu::pure]]
IAudioClient *
wasapi_output_get_client(WasapiOutput &output) noexcept;
#endif

44
src/output/plugins/wasapi/PropertyStore.hxx Normal file
View File

@ -0,0 +1,44 @@
/*
* Copyright 2020-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_WASAPI_PROPERTY_STORE_HXX
#define MPD_WASAPI_PROPERTY_STORE_HXX
#include "win32/PropVariant.hxx"
#include "util/AllocatedString.hxx"
#include "util/ScopeExit.hxx"
#include <propsys.h>
[[gnu::pure]]
inline AllocatedString
GetString(IPropertyStore &ps, REFPROPERTYKEY key) noexcept
{
PROPVARIANT pv;
PropVariantInit(&pv);
HRESULT result = ps.GetValue(key, &pv);
if (FAILED(result))
return nullptr;
AtScopeExit(&) { PropVariantClear(&pv); };
return ToString(pv);
}
#endif

256
src/output/plugins/WasapiOutputPlugin.cxx → src/output/plugins/wasapi/WasapiOutputPlugin.cxx
View File

@ -16,10 +16,13 @@
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <initguid.h>
#include "Log.hxx"
#include "WasapiOutputPlugin.hxx"
#include "ForMixer.hxx"
#include "AudioClient.hxx"
#include "Device.hxx"
#include "PropertyStore.hxx"
#include "output/OutputAPI.hxx"
#include "lib/icu/Win32.hxx"
#include "mixer/MixerList.hxx"
#include "output/Error.hxx"
@ -35,19 +38,26 @@
#include "util/ScopeExit.hxx"
#include "util/StringBuffer.hxx"
#include "win32/Com.hxx"
#include "win32/ComHeapPtr.hxx"
#include "win32/ComPtr.hxx"
#include "win32/ComWorker.hxx"
#include "win32/HResult.hxx"
#include "win32/WinEvent.hxx"
#include "Log.hxx"
#include "config.h"
#include <boost/lockfree/spsc_queue.hpp>
#include <algorithm>
#include <boost/lockfree/spsc_queue.hpp>
#include <cinttypes>
#include <cmath>
#include <functiondiscoverykeys_devpkey.h>
#include <optional>
#include <variant>
#include <audioclient.h>
#include <initguid.h>
#include <functiondiscoverykeys_devpkey.h>
#include <mmdeviceapi.h>
namespace {
static constexpr Domain wasapi_output_domain("wasapi_output");
@ -80,8 +90,8 @@ inline bool SafeTry(Functor &&functor) {
try {
functor();
return true;
} catch (std::runtime_error &err) {
FormatError(wasapi_output_domain, "%s", err.what());
} catch (...) {
FormatError(std::current_exception(), "%s");
return false;
}
}
@ -91,7 +101,7 @@ inline bool SafeSilenceTry(Functor &&functor) {
try {
functor();
return true;
} catch (std::runtime_error &err) {
} catch (...) {
return false;
}
}
@ -195,7 +205,13 @@ public:
WasapiOutput(const ConfigBlock &block);
void Enable() override {
COMWorker::Aquire();
try {
COMWorker::Async([&]() { OpenDevice(); }).get();
} catch (...) {
COMWorker::Release();
throw;
}
}
void Disable() noexcept override {
COMWorker::Async([&]() { DoDisable(); }).get();
@ -223,7 +239,6 @@ private:
bool is_exclusive;
bool enumerate_devices;
std::string device_config;
std::vector<std::pair<unsigned int, AllocatedString>> device_desc;
ComPtr<IMMDeviceEnumerator> enumerator;
ComPtr<IMMDevice> device;
ComPtr<IAudioClient> client;
@ -244,9 +259,8 @@ private:
void FindExclusiveFormatSupported(AudioFormat &audio_format);
void FindSharedFormatSupported(AudioFormat &audio_format);
void EnumerateDevices();
void GetDevice(unsigned int index);
unsigned int SearchDevice(std::string_view name);
void GetDefaultDevice();
ComPtr<IMMDevice> GetDevice(unsigned int index);
ComPtr<IMMDevice> SearchDevice(std::string_view name);
};
WasapiOutput &wasapi_output_downcast(AudioOutput &output) noexcept {
@ -280,13 +294,8 @@ void WasapiOutputThread::Work() noexcept {
UINT32 write_in_frames = buffer_size_in_frames;
if (!is_exclusive) {
UINT32 data_in_frames;
if (HRESULT result =
client->GetCurrentPadding(&data_in_frames);
FAILED(result)) {
throw FormatHResultError(
result, "Failed to get current padding");
}
UINT32 data_in_frames =
GetCurrentPaddingFrames(*client);
if (data_in_frames >= buffer_size_in_frames) {
continue;
@ -358,20 +367,12 @@ void WasapiOutput::DoDisable() noexcept {
void WasapiOutput::DoOpen(AudioFormat &audio_format) {
client.reset();
DWORD state;
if (HRESULT result = device->GetState(&state); FAILED(result)) {
throw FormatHResultError(result, "Unable to get device status");
}
if (state != DEVICE_STATE_ACTIVE) {
if (GetState(*device) != DEVICE_STATE_ACTIVE) {
device.reset();
OpenDevice();
}
if (HRESULT result = device->Activate(__uuidof(IAudioClient), CLSCTX_ALL, nullptr,
client.AddressCast());
FAILED(result)) {
throw FormatHResultError(result, "Unable to activate audio client");
}
client = Activate<IAudioClient>(*device);
if (audio_format.channels > 8) {
audio_format.channels = 8;
@ -445,13 +446,8 @@ void WasapiOutput::DoOpen(AudioFormat &audio_format) {
FAILED(result)) {
if (result == AUDCLNT_E_BUFFER_SIZE_NOT_ALIGNED) {
// https://docs.microsoft.com/en-us/windows/win32/api/audioclient/nf-audioclient-iaudioclient-initialize
UINT32 buffer_size_in_frames = 0;
result = client->GetBufferSize(&buffer_size_in_frames);
if (FAILED(result)) {
throw FormatHResultError(
result,
"Unable to get audio client buffer size");
}
UINT32 buffer_size_in_frames =
GetBufferSizeInFrames(*client);
buffer_duration =
std::ceil(double(buffer_size_in_frames *
hundred_ns(s(1)).count()) /
@ -461,14 +457,7 @@ void WasapiOutput::DoOpen(AudioFormat &audio_format) {
"Aligned buffer duration: %I64u ns",
size_t(ns(hundred_ns(buffer_duration)).count()));
client.reset();
result = device->Activate(__uuidof(IAudioClient),
CLSCTX_ALL, nullptr,
client.AddressCast());
if (FAILED(result)) {
throw FormatHResultError(
result,
"Unable to activate audio client");
}
client = Activate<IAudioClient>(*device);
result = client->Initialize(
AUDCLNT_SHAREMODE_EXCLUSIVE,
AUDCLNT_STREAMFLAGS_EVENTCALLBACK,
@ -493,27 +482,15 @@ void WasapiOutput::DoOpen(AudioFormat &audio_format) {
}
}
ComPtr<IAudioRenderClient> render_client;
if (HRESULT result = client->GetService(IID_PPV_ARGS(render_client.Address()));
FAILED(result)) {
throw FormatHResultError(result, "Unable to get new render client");
}
auto render_client = GetService<IAudioRenderClient>(*client);
UINT32 buffer_size_in_frames;
if (HRESULT result = client->GetBufferSize(&buffer_size_in_frames);
FAILED(result)) {
throw FormatHResultError(result,
"Unable to get audio client buffer size");
}
const UINT32 buffer_size_in_frames = GetBufferSizeInFrames(*client);
watermark = buffer_size_in_frames * 3 * FrameSize();
thread.emplace(client.get(), std::move(render_client), FrameSize(),
buffer_size_in_frames, is_exclusive);
if (HRESULT result = client->SetEventHandle(thread->event.handle());
FAILED(result)) {
throw FormatHResultError(result, "Unable to set event handler");
}
SetEventHandle(*client, thread->event.handle());
thread->Start();
}
@ -523,9 +500,7 @@ void WasapiOutput::Close() noexcept {
try {
COMWorker::Async([&]() {
if (HRESULT result = client->Stop(); FAILED(result)) {
throw FormatHResultError(result, "Failed to stop client");
}
Stop(*client);
}).get();
thread->CheckException();
} catch (std::exception &err) {
@ -587,10 +562,7 @@ size_t WasapiOutput::Play(const void *chunk, size_t size) {
is_started = true;
thread->Play();
COMWorker::Async([&]() {
if (HRESULT result = client->Start(); FAILED(result)) {
throw FormatHResultError(
result, "Failed to start client");
}
Start(*client);
}).wait();
}
@ -631,33 +603,28 @@ void WasapiOutput::OpenDevice() {
enumerator.CoCreateInstance(__uuidof(MMDeviceEnumerator), nullptr,
CLSCTX_INPROC_SERVER);
if (enumerate_devices && SafeTry([this]() { EnumerateDevices(); })) {
for (const auto &[device, desc] : device_desc) {
FormatNotice(wasapi_output_domain,
"Device \"%u\" \"%s\"",
device,
desc.c_str());
if (enumerate_devices) {
try {
EnumerateDevices();
} catch (...) {
LogError(std::current_exception());
}
}
unsigned int id = kErrorId;
if (!device_config.empty()) {
if (!SafeSilenceTry([this, &id]() { id = std::stoul(device_config); })) {
id = SearchDevice(device_config);
device = SearchDevice(device_config);
if (!device)
throw FormatRuntimeError("Device '%s' not found",
device_config.c_str());
} else
device = GetDevice(id);
} else {
device = GetDefaultAudioEndpoint(*enumerator);
}
}
if (id != kErrorId) {
SafeTry([this, id]() { GetDevice(id); });
}
if (!device) {
GetDefaultDevice();
}
device_desc.clear();
}
/// run inside COMWorkerThread
bool WasapiOutput::TryFormatExclusive(const AudioFormat &audio_format) {
for (auto test_format : GetFormats(audio_format)) {
@ -675,6 +642,9 @@ bool WasapiOutput::TryFormatExclusive(const AudioFormat &audio_format) {
device_format = test_format;
return true;
}
if (result == AUDCLNT_E_EXCLUSIVE_MODE_NOT_ALLOWED)
throw std::runtime_error("Exclusive mode not allowed");
}
return false;
}
@ -727,13 +697,10 @@ void WasapiOutput::FindExclusiveFormatSupported(AudioFormat &audio_format) {
/// run inside COMWorkerThread
void WasapiOutput::FindSharedFormatSupported(AudioFormat &audio_format) {
HRESULT result;
ComHeapPtr<WAVEFORMATEX> mixer_format;
// In shared mode, different sample rate is always unsupported.
result = client->GetMixFormat(mixer_format.Address());
if (FAILED(result)) {
throw FormatHResultError(result, "GetMixFormat failed");
}
auto mixer_format = GetMixFormat(*client);
audio_format.sample_rate = mixer_format->nSamplesPerSec;
device_format = GetFormats(audio_format).front();
@ -832,101 +799,50 @@ void WasapiOutput::FindSharedFormatSupported(AudioFormat &audio_format) {
/// run inside COMWorkerThread
void WasapiOutput::EnumerateDevices() {
if (!device_desc.empty()) {
return;
}
const auto device_collection = EnumAudioEndpoints(*enumerator);
HRESULT result;
ComPtr<IMMDeviceCollection> device_collection;
result = enumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE,
device_collection.Address());
if (FAILED(result)) {
throw FormatHResultError(result, "Unable to enumerate devices");
}
UINT count;
result = device_collection->GetCount(&count);
if (FAILED(result)) {
throw FormatHResultError(result, "Collection->GetCount failed");
}
device_desc.reserve(count);
const UINT count = GetCount(*device_collection);
for (UINT i = 0; i < count; ++i) {
ComPtr<IMMDevice> enumerated_device;
result = device_collection->Item(i, enumerated_device.Address());
if (FAILED(result)) {
throw FormatHResultError(result, "Collection->Item failed");
}
const auto enumerated_device = Item(*device_collection, i);
ComPtr<IPropertyStore> property_store;
result = enumerated_device->OpenPropertyStore(STGM_READ,
property_store.Address());
if (FAILED(result)) {
throw FormatHResultError(result,
"Device->OpenPropertyStore failed");
}
const auto property_store =
OpenPropertyStore(*enumerated_device);
PROPVARIANT var_name;
PropVariantInit(&var_name);
AtScopeExit(&) { PropVariantClear(&var_name); };
auto name = GetString(*property_store,
PKEY_Device_FriendlyName);
if (name == nullptr)
continue;
result = property_store->GetValue(PKEY_Device_FriendlyName, &var_name);
if (FAILED(result)) {
throw FormatHResultError(result,
"PropertyStore->GetValue failed");
}
device_desc.emplace_back(
i, WideCharToMultiByte(CP_UTF8,
std::wstring_view(var_name.pwszVal)));
FormatNotice(wasapi_output_domain,
"Device \"%u\" \"%s\"", i, name.c_str());
}
}
/// run inside COMWorkerThread
void WasapiOutput::GetDevice(unsigned int index) {
HRESULT result;
ComPtr<IMMDeviceCollection> device_collection;
result = enumerator->EnumAudioEndpoints(eRender, DEVICE_STATE_ACTIVE,
device_collection.Address());
if (FAILED(result)) {
throw FormatHResultError(result, "Unable to enumerate devices");
}
result = device_collection->Item(index, device.Address());
if (FAILED(result)) {
throw FormatHResultError(result, "Collection->Item failed");
}
ComPtr<IMMDevice>
WasapiOutput::GetDevice(unsigned int index)
{
const auto device_collection = EnumAudioEndpoints(*enumerator);
return Item(*device_collection, index);
}
/// run inside COMWorkerThread
unsigned int WasapiOutput::SearchDevice(std::string_view name) {
if (!SafeTry([this]() { EnumerateDevices(); })) {
return kErrorId;
}
auto iter =
std::find_if(device_desc.cbegin(), device_desc.cend(),
[&name](const auto &desc) { return desc.second == name; });
if (iter == device_desc.cend()) {
FormatError(wasapi_output_domain, "Device %.*s not founded.",
int(name.size()), name.data());
return kErrorId;
}
FormatInfo(wasapi_output_domain, "Select device \"%u\" \"%s\"", iter->first,
iter->second.c_str());
return iter->first;
ComPtr<IMMDevice>
WasapiOutput::SearchDevice(std::string_view name)
{
const auto device_collection = EnumAudioEndpoints(*enumerator);
const UINT count = GetCount(*device_collection);
for (UINT i = 0; i < count; ++i) {
auto d = Item(*device_collection, i);
const auto property_store = OpenPropertyStore(*d);
auto n = GetString(*property_store, PKEY_Device_FriendlyName);
if (n != nullptr && name.compare(n) == 0)
return d;
}
/// run inside COMWorkerThread
void WasapiOutput::GetDefaultDevice() {
HRESULT result;
result = enumerator->GetDefaultAudioEndpoint(eRender, eMultimedia,
device.Address());
if (FAILED(result)) {
throw FormatHResultError(result,
"Unable to get default device for multimedia");
}
return nullptr;
}
static bool wasapi_output_test_default_device() { return true; }

19
src/output/plugins/WasapiOutputPlugin.hxx → src/output/plugins/wasapi/WasapiOutputPlugin.hxx
View File

@ -20,25 +20,6 @@
#ifndef MPD_WASAPI_OUTPUT_PLUGIN_HXX
#define MPD_WASAPI_OUTPUT_PLUGIN_HXX
#include "output/Features.h"
#include "../OutputAPI.hxx"
#include "util/Compiler.h"
#include "win32/ComPtr.hxx"
#include <audioclient.h>
#include <mmdeviceapi.h>
extern const struct AudioOutputPlugin wasapi_output_plugin;
class WasapiOutput;
gcc_pure WasapiOutput &wasapi_output_downcast(AudioOutput &output) noexcept;
gcc_pure bool wasapi_is_exclusive(WasapiOutput &output) noexcept;
gcc_pure IMMDevice *wasapi_output_get_device(WasapiOutput &output) noexcept;
gcc_pure IAudioClient *wasapi_output_get_client(WasapiOutput &output) noexcept;
#endif

3
src/win32/ComPtr.hxx
View File

@ -32,6 +32,7 @@ template <typename T>
class ComPtr {
public:
using pointer = T *;
using reference = T &;
using element_type = T;
constexpr ComPtr() noexcept : ptr(nullptr) {}
@ -75,7 +76,7 @@ public:
pointer get() const noexcept { return ptr; }
explicit operator bool() const noexcept { return ptr; }
auto operator*() const { return *ptr; }
reference operator*() const noexcept { return *ptr; }
pointer operator->() const noexcept { return ptr; }
void CoCreateInstance(REFCLSID class_id, LPUNKNOWN unknown_outer = nullptr,

40
src/win32/PropVariant.cxx Normal file
View File

@ -0,0 +1,40 @@
/*
* Copyright 2020-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "PropVariant.hxx"
#include "lib/icu/Win32.hxx"
#include "util/AllocatedString.hxx"
#include "util/ScopeExit.hxx"
AllocatedString
ToString(const PROPVARIANT &pv) noexcept
{
// TODO: VT_BSTR
switch (pv.vt) {
case VT_LPSTR:
return AllocatedString{static_cast<const char *>(pv.pszVal)};
case VT_LPWSTR:
return WideCharToMultiByte(CP_UTF8, pv.pwszVal);
default:
return nullptr;
}
}

31
src/win32/PropVariant.hxx Normal file
View File

@ -0,0 +1,31 @@
/*
* Copyright 2020-2021 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_WIN32_PROPVARIANT_HXX
#define MPD_WIN32_PROPVARIANT_HXX
#include <propidl.h>
class AllocatedString;
[[gnu::pure]]
AllocatedString
ToString(const PROPVARIANT &pv) noexcept;
#endif

1
src/win32/meson.build
View File

@ -7,6 +7,7 @@ win32 = static_library(
'win32',
'ComWorker.cxx',
'HResult.cxx',
'PropVariant.cxx',
'WinEvent.cxx',
include_directories: inc,
)

72
test/run_output.cxx
View File

@ -26,10 +26,13 @@
#include "fs/NarrowPath.hxx"
#include "pcm/AudioParser.hxx"
#include "pcm/AudioFormat.hxx"
#include "util/OptionDef.hxx"
#include "util/OptionParser.hxx"
#include "util/StringBuffer.hxx"
#include "util/RuntimeError.hxx"
#include "util/ScopeExit.hxx"
#include "util/PrintException.hxx"
#include "LogBackend.hxx"
#include <cassert>
#include <memory>
@ -39,6 +42,51 @@
#include <stdlib.h>
#include <stdio.h>
struct CommandLine {
FromNarrowPath config_path;
const char *output_name = nullptr;
AudioFormat audio_format{44100, SampleFormat::S16, 2};
bool verbose = false;
};
enum Option {
OPTION_VERBOSE,
};
static constexpr OptionDef option_defs[] = {
{"verbose", 'v', false, "Verbose logging"},
};
static CommandLine
ParseCommandLine(int argc, char **argv)
{
CommandLine c;
OptionParser option_parser(option_defs, argc, argv);
while (auto o = option_parser.Next()) {
switch (Option(o.index)) {
case OPTION_VERBOSE:
c.verbose = true;
break;
}
}
auto args = option_parser.GetRemaining();
if (args.size < 2 || args.size > 3)
throw std::runtime_error("Usage: run_output CONFIG NAME [FORMAT] <IN");
c.config_path = args[0];
c.output_name = args[1];
if (args.size > 2)
c.audio_format = ParseAudioFormat(args[2], false);
return c;
}
static std::unique_ptr<AudioOutput>
LoadAudioOutput(const ConfigData &config, EventLoop &event_loop,
const char *name)
@ -57,6 +105,8 @@ LoadAudioOutput(const ConfigData &config, EventLoop &event_loop,
if (plugin == nullptr)
throw FormatRuntimeError("No such audio output plugin: %s",
plugin_name);
#include "util/OptionDef.hxx"
#include "util/OptionParser.hxx"
return std::unique_ptr<AudioOutput>(ao_plugin_init(event_loop, *plugin,
*block));
@ -107,34 +157,24 @@ run_output(AudioOutput &ao, AudioFormat audio_format)
int main(int argc, char **argv)
try {
if (argc < 3 || argc > 4) {
fprintf(stderr, "Usage: run_output CONFIG NAME [FORMAT] <IN\n");
return EXIT_FAILURE;
}
const FromNarrowPath config_path = argv[1];
AudioFormat audio_format(44100, SampleFormat::S16, 2);
const auto c = ParseCommandLine(argc, argv);
SetLogThreshold(c.verbose ? LogLevel::DEBUG : LogLevel::INFO);
/* read configuration file (mpd.conf) */
const auto config = AutoLoadConfigFile(config_path);
const auto config = AutoLoadConfigFile(c.config_path);
EventThread io_thread;
io_thread.Start();
/* initialize the audio output */
auto ao = LoadAudioOutput(config, io_thread.GetEventLoop(), argv[2]);
/* parse the audio format */
if (argc > 3)
audio_format = ParseAudioFormat(argv[3], false);
auto ao = LoadAudioOutput(config, io_thread.GetEventLoop(),
c.output_name);
/* do it */
run_output(*ao, audio_format);
run_output(*ao, c.audio_format);
/* cleanup and exit */