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authorChris Robinson <[email protected]>2019-10-07 21:37:56 -0700
committerChris Robinson <[email protected]>2019-10-07 21:37:56 -0700
commit02d80cd74dd7b4517550af2f4ea22c409323a1d9 (patch)
treef72a927a6565d76dc7087f1a15f82733d92b4155
parentf8ff4e269bf04aae1c430dbb218b4f4f6605df45 (diff)
Use exceptions for backend open failures
-rw-r--r--alc/alc.cpp32
-rw-r--r--alc/backends/alsa.cpp35
-rw-r--r--alc/backends/base.cpp3
-rw-r--r--alc/backends/base.h2
-rw-r--r--alc/backends/coreaudio.cpp165
-rw-r--r--alc/backends/dsound.cpp122
-rw-r--r--alc/backends/jack.cpp23
-rw-r--r--alc/backends/loopback.cpp5
-rw-r--r--alc/backends/null.cpp9
-rw-r--r--alc/backends/opensl.cpp120
-rw-r--r--alc/backends/oss.cpp70
-rw-r--r--alc/backends/portaudio.cpp129
-rw-r--r--alc/backends/pulseaudio.cpp96
-rw-r--r--alc/backends/qsa.cpp25
-rw-r--r--alc/backends/sdl2.cpp50
-rw-r--r--alc/backends/sndio.cpp85
-rw-r--r--alc/backends/solaris.cpp11
-rw-r--r--alc/backends/wasapi.cpp25
-rw-r--r--alc/backends/wave.cpp14
-rw-r--r--alc/backends/winmm.cpp67
20 files changed, 524 insertions, 564 deletions
diff --git a/alc/alc.cpp b/alc/alc.cpp
index 119067fd..025395fe 100644
--- a/alc/alc.cpp
+++ b/alc/alc.cpp
@@ -3548,16 +3548,9 @@ START_API_FUNC
device->NumAuxSends = DEFAULT_SENDS;
try {
- /* Create the device backend. */
- device->Backend = PlaybackFactory->createBackend(device.get(), BackendType::Playback);
-
- /* Find a playback device to open */
- ALCenum err{device->Backend->open(deviceName)};
- if(err != ALC_NO_ERROR)
- {
- alcSetError(nullptr, err);
- return nullptr;
- }
+ auto backend = PlaybackFactory->createBackend(device.get(), BackendType::Playback);
+ backend->open(deviceName);
+ device->Backend = std::move(backend);
}
catch(al::backend_exception &e) {
WARN("Failed to open playback device: %s\n", e.what());
@@ -3811,17 +3804,13 @@ START_API_FUNC
device->BufferSize = static_cast<ALuint>(samples);
try {
- device->Backend = CaptureFactory->createBackend(device.get(), BackendType::Capture);
-
TRACE("Capture format: %s, %s, %uhz, %u / %u buffer\n",
DevFmtChannelsString(device->FmtChans), DevFmtTypeString(device->FmtType),
device->Frequency, device->UpdateSize, device->BufferSize);
- ALCenum err{device->Backend->open(deviceName)};
- if(err != ALC_NO_ERROR)
- {
- alcSetError(nullptr, err);
- return nullptr;
- }
+
+ auto backend = CaptureFactory->createBackend(device.get(), BackendType::Capture);
+ backend->open(deviceName);
+ device->Backend = std::move(backend);
}
catch(al::backend_exception &e) {
WARN("Failed to open capture device: %s\n", e.what());
@@ -4000,11 +3989,10 @@ START_API_FUNC
device->NumMonoSources = device->SourcesMax - device->NumStereoSources;
try {
- device->Backend = LoopbackBackendFactory::getFactory().createBackend(device.get(),
+ auto backend = LoopbackBackendFactory::getFactory().createBackend(device.get(),
BackendType::Playback);
-
- // Open the "backend"
- device->Backend->open("Loopback");
+ backend->open("Loopback");
+ device->Backend = std::move(backend);
}
catch(al::backend_exception &e) {
WARN("Failed to open loopback device: %s\n", e.what());
diff --git a/alc/backends/alsa.cpp b/alc/backends/alsa.cpp
index da928171..2e157602 100644
--- a/alc/backends/alsa.cpp
+++ b/alc/backends/alsa.cpp
@@ -40,6 +40,7 @@
#include "albyte.h"
#include "alcmain.h"
#include "alconfig.h"
+#include "alexcpt.h"
#include "almalloc.h"
#include "alnumeric.h"
#include "aloptional.h"
@@ -394,7 +395,7 @@ struct AlsaPlayback final : public BackendBase {
int mixerProc();
int mixerNoMMapProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -592,7 +593,7 @@ int AlsaPlayback::mixerNoMMapProc()
}
-ALCenum AlsaPlayback::open(const ALCchar *name)
+void AlsaPlayback::open(const ALCchar *name)
{
const char *driver{};
if(name)
@@ -605,7 +606,7 @@ ALCenum AlsaPlayback::open(const ALCchar *name)
{ return entry.name == name; }
);
if(iter == PlaybackDevices.cend())
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
driver = iter->device_name.c_str();
}
else
@@ -619,15 +620,14 @@ ALCenum AlsaPlayback::open(const ALCchar *name)
if(err < 0)
{
ERR("Could not open playback device '%s': %s\n", driver, snd_strerror(err));
- return ALC_OUT_OF_MEMORY;
+ throw al::backend_exception{ALC_OUT_OF_MEMORY, "Could not open ALSA playback \"%s\"",
+ driver};
}
/* Free alsa's global config tree. Otherwise valgrind reports a ton of leaks. */
snd_config_update_free_global();
mDevice->DeviceName = name;
-
- return ALC_NO_ERROR;
}
bool AlsaPlayback::reset()
@@ -868,7 +868,7 @@ struct AlsaCapture final : public BackendBase {
AlsaCapture(ALCdevice *device) noexcept : BackendBase{device} { }
~AlsaCapture() override;
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -895,7 +895,7 @@ AlsaCapture::~AlsaCapture()
}
-ALCenum AlsaCapture::open(const ALCchar *name)
+void AlsaCapture::open(const ALCchar *name)
{
const char *driver{};
if(name)
@@ -908,7 +908,7 @@ ALCenum AlsaCapture::open(const ALCchar *name)
{ return entry.name == name; }
);
if(iter == CaptureDevices.cend())
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
driver = iter->device_name.c_str();
}
else
@@ -922,7 +922,8 @@ ALCenum AlsaCapture::open(const ALCchar *name)
if(err < 0)
{
ERR("Could not open capture device '%s': %s\n", driver, snd_strerror(err));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_OUT_OF_MEMORY, "Could not open ALSA capture \"%s\"",
+ driver};
}
/* Free alsa's global config tree. Otherwise valgrind reports a ton of leaks. */
@@ -994,24 +995,16 @@ ALCenum AlsaCapture::open(const ALCchar *name)
if(!mRing)
{
ERR("ring buffer create failed\n");
- goto error2;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to create ring buffer"};
}
}
mDevice->DeviceName = name;
-
- return ALC_NO_ERROR;
+ return;
error:
- ERR("%s failed: %s\n", funcerr, snd_strerror(err));
if(hp) snd_pcm_hw_params_free(hp);
-
-error2:
- mRing = nullptr;
- snd_pcm_close(mPcmHandle);
- mPcmHandle = nullptr;
-
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s failed: %s", funcerr, snd_strerror(err)};
}
diff --git a/alc/backends/base.cpp b/alc/backends/base.cpp
index a5f66606..4fce0a67 100644
--- a/alc/backends/base.cpp
+++ b/alc/backends/base.cpp
@@ -9,6 +9,7 @@
#include "AL/al.h"
#include "alcmain.h"
+#include "alexcpt.h"
#include "alnumeric.h"
#include "atomic.h"
@@ -29,7 +30,7 @@ BackendBase::BackendBase(ALCdevice *device) noexcept : mDevice{device}
BackendBase::~BackendBase() = default;
bool BackendBase::reset()
-{ return false; }
+{ throw al::backend_exception{ALC_INVALID_VALUE, "Invalid BackendVase call"}; }
ALCenum BackendBase::captureSamples(al::byte*, ALCuint)
{ return ALC_INVALID_DEVICE; }
diff --git a/alc/backends/base.h b/alc/backends/base.h
index 55240fd2..d4856818 100644
--- a/alc/backends/base.h
+++ b/alc/backends/base.h
@@ -32,7 +32,7 @@ inline std::chrono::nanoseconds GetDeviceClockTime(ALCdevice *device)
ClockLatency GetClockLatency(ALCdevice *device);
struct BackendBase {
- virtual ALCenum open(const ALCchar *name) = 0;
+ virtual void open(const ALCchar *name) = 0;
virtual bool reset();
virtual bool start() = 0;
diff --git a/alc/backends/coreaudio.cpp b/alc/backends/coreaudio.cpp
index 5d004efc..9254dbe0 100644
--- a/alc/backends/coreaudio.cpp
+++ b/alc/backends/coreaudio.cpp
@@ -27,6 +27,7 @@
#include <string.h>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "ringbuffer.h"
#include "converter.h"
@@ -48,17 +49,21 @@ struct CoreAudioPlayback final : public BackendBase {
static OSStatus MixerProcC(void *inRefCon, AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp, UInt32 inBusNumber, UInt32 inNumberFrames,
- AudioBufferList *ioData);
+ AudioBufferList *ioData)
+ {
+ return static_cast<CoreAudioPlayback*>(inRefCon)->MixerProc(ioActionFlags, inTimeStamp,
+ inBusNumber, inNumberFrames, ioData);
+ }
OSStatus MixerProc(AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp, UInt32 inBusNumber, UInt32 inNumberFrames,
AudioBufferList *ioData);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
- AudioUnit mAudioUnit;
+ AudioUnit mAudioUnit{};
ALuint mFrameSize{0u};
AudioStreamBasicDescription mFormat{}; // This is the OpenAL format as a CoreAudio ASBD
@@ -73,14 +78,6 @@ CoreAudioPlayback::~CoreAudioPlayback()
}
-OSStatus CoreAudioPlayback::MixerProcC(void *inRefCon,
- AudioUnitRenderActionFlags *ioActionFlags, const AudioTimeStamp *inTimeStamp,
- UInt32 inBusNumber, UInt32 inNumberFrames, AudioBufferList *ioData)
-{
- return static_cast<CoreAudioPlayback*>(inRefCon)->MixerProc(ioActionFlags, inTimeStamp,
- inBusNumber, inNumberFrames, ioData);
-}
-
OSStatus CoreAudioPlayback::MixerProc(AudioUnitRenderActionFlags*,
const AudioTimeStamp*, UInt32, UInt32, AudioBufferList *ioData)
{
@@ -91,12 +88,12 @@ OSStatus CoreAudioPlayback::MixerProc(AudioUnitRenderActionFlags*,
}
-ALCenum CoreAudioPlayback::open(const ALCchar *name)
+void CoreAudioPlayback::open(const ALCchar *name)
{
if(!name)
name = ca_device;
else if(strcmp(name, ca_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
/* open the default output unit */
AudioComponentDescription desc{};
@@ -114,14 +111,15 @@ ALCenum CoreAudioPlayback::open(const ALCchar *name)
if(comp == nullptr)
{
ERR("AudioComponentFindNext failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not find audio component"};
}
OSStatus err{AudioComponentInstanceNew(comp, &mAudioUnit)};
if(err != noErr)
{
ERR("AudioComponentInstanceNew failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not create component instance: %u",
+ err};
}
/* init and start the default audio unit... */
@@ -129,12 +127,10 @@ ALCenum CoreAudioPlayback::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitInitialize failed\n");
- AudioComponentInstanceDispose(mAudioUnit);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not initialize audio unit: %u", err};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool CoreAudioPlayback::reset()
@@ -307,12 +303,16 @@ struct CoreAudioCapture final : public BackendBase {
static OSStatus RecordProcC(void *inRefCon, AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp, UInt32 inBusNumber, UInt32 inNumberFrames,
- AudioBufferList *ioData);
+ AudioBufferList *ioData)
+ {
+ return static_cast<CoreAudioCapture*>(inRefCon)->RecordProc(ioActionFlags, inTimeStamp,
+ inBusNumber, inNumberFrames, ioData);
+ }
OSStatus RecordProc(AudioUnitRenderActionFlags *ioActionFlags,
const AudioTimeStamp *inTimeStamp, UInt32 inBusNumber,
UInt32 inNumberFrames, AudioBufferList *ioData);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -338,23 +338,15 @@ CoreAudioCapture::~CoreAudioCapture()
}
-OSStatus CoreAudioCapture::RecordProcC(void *inRefCon,
- AudioUnitRenderActionFlags *ioActionFlags, const AudioTimeStamp *inTimeStamp,
- UInt32 inBusNumber, UInt32 inNumberFrames, AudioBufferList *ioData)
-{
- return static_cast<CoreAudioCapture*>(inRefCon)->RecordProc(ioActionFlags, inTimeStamp,
- inBusNumber, inNumberFrames, ioData);
-}
-
OSStatus CoreAudioCapture::RecordProc(AudioUnitRenderActionFlags*,
const AudioTimeStamp *inTimeStamp, UInt32, UInt32 inNumberFrames,
AudioBufferList*)
{
AudioUnitRenderActionFlags flags = 0;
union {
- ALbyte _[sizeof(AudioBufferList) + sizeof(AudioBuffer)*2];
+ al::byte _[sizeof(AudioBufferList) + sizeof(AudioBuffer)*2];
AudioBufferList list;
- } audiobuf = { { 0 } };
+ } audiobuf{};
auto rec_vec = mRing->getWriteVector();
inNumberFrames = static_cast<UInt32>(minz(inNumberFrames,
@@ -393,7 +385,7 @@ OSStatus CoreAudioCapture::RecordProc(AudioUnitRenderActionFlags*,
}
-ALCenum CoreAudioCapture::open(const ALCchar *name)
+void CoreAudioCapture::open(const ALCchar *name)
{
AudioStreamBasicDescription requestedFormat; // The application requested format
AudioStreamBasicDescription hardwareFormat; // The hardware format
@@ -412,7 +404,7 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(!name)
name = ca_device;
else if(strcmp(name, ca_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
desc.componentType = kAudioUnitType_Output;
#if TARGET_OS_IOS
@@ -429,7 +421,7 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(comp == NULL)
{
ERR("AudioComponentFindNext failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not finda udio component"};
}
// Open the component
@@ -437,7 +429,8 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioComponentInstanceNew failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not create component instance: %u",
+ err};
}
// Turn off AudioUnit output
@@ -447,7 +440,8 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitSetProperty failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE,
+ "Could not disable audio unit output property: %u", err};
}
// Turn on AudioUnit input
@@ -457,7 +451,8 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitSetProperty failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE,
+ "Could not enable audio unit input property: %u", err};
}
#if !TARGET_OS_IOS
@@ -470,16 +465,17 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
propertyAddress.mScope = kAudioObjectPropertyScopeGlobal;
propertyAddress.mElement = kAudioObjectPropertyElementMaster;
- err = AudioObjectGetPropertyData(kAudioObjectSystemObject, &propertyAddress, 0, NULL, &propertySize, &inputDevice);
+ err = AudioObjectGetPropertyData(kAudioObjectSystemObject, &propertyAddress, 0, nullptr,
+ &propertySize, &inputDevice);
if(err != noErr)
{
ERR("AudioObjectGetPropertyData failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not get input device: %u", err};
}
if(inputDevice == kAudioDeviceUnknown)
{
ERR("No input device found\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Unknown input device"};
}
// Track the input device
@@ -488,7 +484,7 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitSetProperty failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not set input device: %u", err};
}
}
#endif
@@ -502,7 +498,7 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitSetProperty failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not set capture callback: %u", err};
}
// Initialize the device
@@ -510,7 +506,7 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitInitialize failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not initialize audio unit: %u", err};
}
// Get the hardware format
@@ -520,52 +516,54 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr || propertySize != sizeof(AudioStreamBasicDescription))
{
ERR("AudioUnitGetProperty failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not get input format: %u", err};
}
// Set up the requested format description
switch(mDevice->FmtType)
{
- case DevFmtUByte:
- requestedFormat.mBitsPerChannel = 8;
- requestedFormat.mFormatFlags = kAudioFormatFlagIsPacked;
- break;
- case DevFmtShort:
- requestedFormat.mBitsPerChannel = 16;
- requestedFormat.mFormatFlags = kAudioFormatFlagIsSignedInteger | kAudioFormatFlagsNativeEndian | kAudioFormatFlagIsPacked;
- break;
- case DevFmtInt:
- requestedFormat.mBitsPerChannel = 32;
- requestedFormat.mFormatFlags = kAudioFormatFlagIsSignedInteger | kAudioFormatFlagsNativeEndian | kAudioFormatFlagIsPacked;
- break;
- case DevFmtFloat:
- requestedFormat.mBitsPerChannel = 32;
- requestedFormat.mFormatFlags = kAudioFormatFlagIsPacked;
- break;
- case DevFmtByte:
- case DevFmtUShort:
- case DevFmtUInt:
- ERR("%s samples not supported\n", DevFmtTypeString(mDevice->FmtType));
- return ALC_INVALID_VALUE;
+ case DevFmtUByte:
+ requestedFormat.mBitsPerChannel = 8;
+ requestedFormat.mFormatFlags = kAudioFormatFlagIsPacked;
+ break;
+ case DevFmtShort:
+ requestedFormat.mBitsPerChannel = 16;
+ requestedFormat.mFormatFlags = kAudioFormatFlagIsSignedInteger | kAudioFormatFlagsNativeEndian | kAudioFormatFlagIsPacked;
+ break;
+ case DevFmtInt:
+ requestedFormat.mBitsPerChannel = 32;
+ requestedFormat.mFormatFlags = kAudioFormatFlagIsSignedInteger | kAudioFormatFlagsNativeEndian | kAudioFormatFlagIsPacked;
+ break;
+ case DevFmtFloat:
+ requestedFormat.mBitsPerChannel = 32;
+ requestedFormat.mFormatFlags = kAudioFormatFlagIsPacked;
+ break;
+ case DevFmtByte:
+ case DevFmtUShort:
+ case DevFmtUInt:
+ ERR("%s samples not supported\n", DevFmtTypeString(mDevice->FmtType));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s samples not suppoted",
+ DevFmtTypeString(mDevice->FmtType)};
}
switch(mDevice->FmtChans)
{
- case DevFmtMono:
- requestedFormat.mChannelsPerFrame = 1;
- break;
- case DevFmtStereo:
- requestedFormat.mChannelsPerFrame = 2;
- break;
+ case DevFmtMono:
+ requestedFormat.mChannelsPerFrame = 1;
+ break;
+ case DevFmtStereo:
+ requestedFormat.mChannelsPerFrame = 2;
+ break;
- case DevFmtQuad:
- case DevFmtX51:
- case DevFmtX51Rear:
- case DevFmtX61:
- case DevFmtX71:
- case DevFmtAmbi3D:
- ERR("%s not supported\n", DevFmtChannelsString(mDevice->FmtChans));
- return ALC_INVALID_VALUE;
+ case DevFmtQuad:
+ case DevFmtX51:
+ case DevFmtX51Rear:
+ case DevFmtX61:
+ case DevFmtX71:
+ case DevFmtAmbi3D:
+ ERR("%s not supported\n", DevFmtChannelsString(mDevice->FmtChans));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s not supported",
+ DevFmtChannelsString(mDevice->FmtChans)};
}
requestedFormat.mBytesPerFrame = requestedFormat.mChannelsPerFrame * requestedFormat.mBitsPerChannel / 8;
@@ -591,7 +589,7 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitSetProperty failed\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not set input format: %u", err};
}
// Set the AudioUnit output format frame count
@@ -602,7 +600,8 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(FrameCount64 > std::numeric_limits<uint32_t>::max()/2)
{
ERR("FrameCount too large\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE,
+ "Calculated frame count is too lareg: %" PRIu64, FrameCount64};
}
outputFrameCount = static_cast<uint32_t>(FrameCount64);
@@ -611,7 +610,8 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
if(err != noErr)
{
ERR("AudioUnitSetProperty failed: %d\n", err);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to set capture frame count: %u",
+ err};
}
// Set up sample converter if needed
@@ -621,10 +621,9 @@ ALCenum CoreAudioCapture::open(const ALCchar *name)
mDevice->Frequency, Resampler::FastBSinc24);
mRing = CreateRingBuffer(outputFrameCount, mFrameSize, false);
- if(!mRing) return ALC_INVALID_VALUE;
+ if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Failed to allocate ring buffer"};
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
diff --git a/alc/backends/dsound.cpp b/alc/backends/dsound.cpp
index c7014e33..19a3c604 100644
--- a/alc/backends/dsound.cpp
+++ b/alc/backends/dsound.cpp
@@ -45,6 +45,7 @@
#include <functional>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "ringbuffer.h"
#include "compat.h"
@@ -166,7 +167,7 @@ struct DSoundPlayback final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -298,7 +299,7 @@ FORCE_ALIGN int DSoundPlayback::mixerProc()
return 0;
}
-ALCenum DSoundPlayback::open(const ALCchar *name)
+void DSoundPlayback::open(const ALCchar *name)
{
HRESULT hr;
if(PlaybackDevices.empty())
@@ -325,7 +326,7 @@ ALCenum DSoundPlayback::open(const ALCchar *name)
{ return entry.name == name; }
);
if(iter == PlaybackDevices.cend())
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
guid = &iter->guid;
}
@@ -341,11 +342,10 @@ ALCenum DSoundPlayback::open(const ALCchar *name)
if(FAILED(hr))
{
ERR("Device init failed: 0x%08lx\n", hr);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device init failed: 0x%08lx", hr};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool DSoundPlayback::reset()
@@ -596,7 +596,7 @@ struct DSoundCapture final : public BackendBase {
DSoundCapture(ALCdevice *device) noexcept : BackendBase{device} { }
~DSoundCapture() override;
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -627,7 +627,7 @@ DSoundCapture::~DSoundCapture()
}
-ALCenum DSoundCapture::open(const ALCchar *name)
+void DSoundCapture::open(const ALCchar *name)
{
HRESULT hr;
if(CaptureDevices.empty())
@@ -654,79 +654,60 @@ ALCenum DSoundCapture::open(const ALCchar *name)
{ return entry.name == name; }
);
if(iter == CaptureDevices.cend())
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
guid = &iter->guid;
}
switch(mDevice->FmtType)
{
- case DevFmtByte:
- case DevFmtUShort:
- case DevFmtUInt:
- WARN("%s capture samples not supported\n", DevFmtTypeString(mDevice->FmtType));
- return ALC_INVALID_ENUM;
+ case DevFmtByte:
+ case DevFmtUShort:
+ case DevFmtUInt:
+ WARN("%s capture samples not supported\n", DevFmtTypeString(mDevice->FmtType));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
+ DevFmtTypeString(mDevice->FmtType)};
- case DevFmtUByte:
- case DevFmtShort:
- case DevFmtInt:
- case DevFmtFloat:
- break;
+ case DevFmtUByte:
+ case DevFmtShort:
+ case DevFmtInt:
+ case DevFmtFloat:
+ break;
}
WAVEFORMATEXTENSIBLE InputType{};
switch(mDevice->FmtChans)
{
- case DevFmtMono:
- InputType.dwChannelMask = SPEAKER_FRONT_CENTER;
- break;
- case DevFmtStereo:
- InputType.dwChannelMask = SPEAKER_FRONT_LEFT |
- SPEAKER_FRONT_RIGHT;
- break;
- case DevFmtQuad:
- InputType.dwChannelMask = SPEAKER_FRONT_LEFT |
- SPEAKER_FRONT_RIGHT |
- SPEAKER_BACK_LEFT |
- SPEAKER_BACK_RIGHT;
- break;
- case DevFmtX51:
- InputType.dwChannelMask = SPEAKER_FRONT_LEFT |
- SPEAKER_FRONT_RIGHT |
- SPEAKER_FRONT_CENTER |
- SPEAKER_LOW_FREQUENCY |
- SPEAKER_SIDE_LEFT |
- SPEAKER_SIDE_RIGHT;
- break;
- case DevFmtX51Rear:
- InputType.dwChannelMask = SPEAKER_FRONT_LEFT |
- SPEAKER_FRONT_RIGHT |
- SPEAKER_FRONT_CENTER |
- SPEAKER_LOW_FREQUENCY |
- SPEAKER_BACK_LEFT |
- SPEAKER_BACK_RIGHT;
- break;
- case DevFmtX61:
- InputType.dwChannelMask = SPEAKER_FRONT_LEFT |
- SPEAKER_FRONT_RIGHT |
- SPEAKER_FRONT_CENTER |
- SPEAKER_LOW_FREQUENCY |
- SPEAKER_BACK_CENTER |
- SPEAKER_SIDE_LEFT |
- SPEAKER_SIDE_RIGHT;
- break;
- case DevFmtX71:
- InputType.dwChannelMask = SPEAKER_FRONT_LEFT |
- SPEAKER_FRONT_RIGHT |
- SPEAKER_FRONT_CENTER |
- SPEAKER_LOW_FREQUENCY |
- SPEAKER_BACK_LEFT |
- SPEAKER_BACK_RIGHT |
- SPEAKER_SIDE_LEFT |
- SPEAKER_SIDE_RIGHT;
- break;
- case DevFmtAmbi3D:
- WARN("%s capture not supported\n", DevFmtChannelsString(mDevice->FmtChans));
- return ALC_INVALID_ENUM;
+ case DevFmtMono:
+ InputType.dwChannelMask = SPEAKER_FRONT_CENTER;
+ break;
+ case DevFmtStereo:
+ InputType.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
+ break;
+ case DevFmtQuad:
+ InputType.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT |
+ SPEAKER_BACK_RIGHT;
+ break;
+ case DevFmtX51:
+ InputType.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER |
+ SPEAKER_LOW_FREQUENCY | SPEAKER_SIDE_LEFT | SPEAKER_SIDE_RIGHT;
+ break;
+ case DevFmtX51Rear:
+ InputType.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER |
+ SPEAKER_LOW_FREQUENCY | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT;
+ break;
+ case DevFmtX61:
+ InputType.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER |
+ SPEAKER_LOW_FREQUENCY | SPEAKER_BACK_CENTER | SPEAKER_SIDE_LEFT | SPEAKER_SIDE_RIGHT;
+ break;
+ case DevFmtX71:
+ InputType.dwChannelMask = SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_FRONT_CENTER |
+ SPEAKER_LOW_FREQUENCY | SPEAKER_BACK_LEFT | SPEAKER_BACK_RIGHT | SPEAKER_SIDE_LEFT |
+ SPEAKER_SIDE_RIGHT;
+ break;
+ case DevFmtAmbi3D:
+ WARN("%s capture not supported\n", DevFmtChannelsString(mDevice->FmtChans));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture not supported",
+ DevFmtChannelsString(mDevice->FmtChans)};
}
InputType.Format.wFormatTag = WAVE_FORMAT_PCM;
@@ -781,14 +762,13 @@ ALCenum DSoundCapture::open(const ALCchar *name)
mDSC->Release();
mDSC = nullptr;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device init failed: 0x%08lx", hr};
}
mBufferBytes = DSCBDescription.dwBufferBytes;
SetDefaultWFXChannelOrder(mDevice);
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool DSoundCapture::start()
diff --git a/alc/backends/jack.cpp b/alc/backends/jack.cpp
index 660ea933..c7e2839c 100644
--- a/alc/backends/jack.cpp
+++ b/alc/backends/jack.cpp
@@ -32,6 +32,7 @@
#include "alcmain.h"
#include "alu.h"
#include "alconfig.h"
+#include "alexcpt.h"
#include "dynload.h"
#include "ringbuffer.h"
#include "threads.h"
@@ -153,15 +154,17 @@ struct JackPlayback final : public BackendBase {
JackPlayback(ALCdevice *device) noexcept : BackendBase{device} { }
~JackPlayback() override;
- static int bufferSizeNotifyC(jack_nframes_t numframes, void *arg);
+ static int bufferSizeNotifyC(jack_nframes_t numframes, void *arg)
+ { return static_cast<JackPlayback*>(arg)->bufferSizeNotify(numframes); }
int bufferSizeNotify(jack_nframes_t numframes);
- static int processC(jack_nframes_t numframes, void *arg);
+ static int processC(jack_nframes_t numframes, void *arg)
+ { return static_cast<JackPlayback*>(arg)->process(numframes); }
int process(jack_nframes_t numframes);
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -194,9 +197,6 @@ JackPlayback::~JackPlayback()
}
-int JackPlayback::bufferSizeNotifyC(jack_nframes_t numframes, void *arg)
-{ return static_cast<JackPlayback*>(arg)->bufferSizeNotify(numframes); }
-
int JackPlayback::bufferSizeNotify(jack_nframes_t numframes)
{
std::lock_guard<std::mutex> _{mDevice->StateLock};
@@ -221,9 +221,6 @@ int JackPlayback::bufferSizeNotify(jack_nframes_t numframes)
}
-int JackPlayback::processC(jack_nframes_t numframes, void *arg)
-{ return static_cast<JackPlayback*>(arg)->process(numframes); }
-
int JackPlayback::process(jack_nframes_t numframes)
{
jack_default_audio_sample_t *out[MAX_OUTPUT_CHANNELS];
@@ -329,12 +326,12 @@ int JackPlayback::mixerProc()
}
-ALCenum JackPlayback::open(const ALCchar *name)
+void JackPlayback::open(const ALCchar *name)
{
if(!name)
name = jackDevice;
else if(strcmp(name, jackDevice) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
const char *client_name{"alsoft"};
jack_status_t status;
@@ -342,7 +339,8 @@ ALCenum JackPlayback::open(const ALCchar *name)
if(mClient == nullptr)
{
ERR("jack_client_open() failed, status = 0x%02x\n", status);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to connect to JACK server: 0x%02x",
+ status};
}
if((status&JackServerStarted))
TRACE("JACK server started\n");
@@ -356,7 +354,6 @@ ALCenum JackPlayback::open(const ALCchar *name)
jack_set_buffer_size_callback(mClient, &JackPlayback::bufferSizeNotifyC, this);
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool JackPlayback::reset()
diff --git a/alc/backends/loopback.cpp b/alc/backends/loopback.cpp
index 7edc2d40..511061f3 100644
--- a/alc/backends/loopback.cpp
+++ b/alc/backends/loopback.cpp
@@ -31,7 +31,7 @@ namespace {
struct LoopbackBackend final : public BackendBase {
LoopbackBackend(ALCdevice *device) noexcept : BackendBase{device} { }
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -40,10 +40,9 @@ struct LoopbackBackend final : public BackendBase {
};
-ALCenum LoopbackBackend::open(const ALCchar *name)
+void LoopbackBackend::open(const ALCchar *name)
{
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool LoopbackBackend::reset()
diff --git a/alc/backends/null.cpp b/alc/backends/null.cpp
index b6b115f1..aca59605 100644
--- a/alc/backends/null.cpp
+++ b/alc/backends/null.cpp
@@ -31,6 +31,7 @@
#include <thread>
#include "alcmain.h"
+#include "alexcpt.h"
#include "almalloc.h"
#include "alu.h"
#include "logging.h"
@@ -51,7 +52,7 @@ struct NullBackend final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -108,16 +109,14 @@ int NullBackend::mixerProc()
}
-ALCenum NullBackend::open(const ALCchar *name)
+void NullBackend::open(const ALCchar *name)
{
if(!name)
name = nullDevice;
else if(strcmp(name, nullDevice) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
mDevice->DeviceName = name;
-
- return ALC_NO_ERROR;
}
bool NullBackend::reset()
diff --git a/alc/backends/opensl.cpp b/alc/backends/opensl.cpp
index 50ea884d..4e4ceb5b 100644
--- a/alc/backends/opensl.cpp
+++ b/alc/backends/opensl.cpp
@@ -28,10 +28,12 @@
#include <new>
#include <array>
+#include <cstring>
#include <thread>
#include <functional>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "compat.h"
#include "endiantest.h"
@@ -58,26 +60,24 @@ SLuint32 GetChannelMask(DevFmtChannels chans)
{
switch(chans)
{
- case DevFmtMono: return SL_SPEAKER_FRONT_CENTER;
- case DevFmtStereo: return SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT;
- case DevFmtQuad: return SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT|
- SL_SPEAKER_BACK_LEFT|SL_SPEAKER_BACK_RIGHT;
- case DevFmtX51: return SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT|
- SL_SPEAKER_FRONT_CENTER|SL_SPEAKER_LOW_FREQUENCY|
- SL_SPEAKER_SIDE_LEFT|SL_SPEAKER_SIDE_RIGHT;
- case DevFmtX51Rear: return SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT|
- SL_SPEAKER_FRONT_CENTER|SL_SPEAKER_LOW_FREQUENCY|
- SL_SPEAKER_BACK_LEFT|SL_SPEAKER_BACK_RIGHT;
- case DevFmtX61: return SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT|
- SL_SPEAKER_FRONT_CENTER|SL_SPEAKER_LOW_FREQUENCY|
- SL_SPEAKER_BACK_CENTER|
- SL_SPEAKER_SIDE_LEFT|SL_SPEAKER_SIDE_RIGHT;
- case DevFmtX71: return SL_SPEAKER_FRONT_LEFT|SL_SPEAKER_FRONT_RIGHT|
- SL_SPEAKER_FRONT_CENTER|SL_SPEAKER_LOW_FREQUENCY|
- SL_SPEAKER_BACK_LEFT|SL_SPEAKER_BACK_RIGHT|
- SL_SPEAKER_SIDE_LEFT|SL_SPEAKER_SIDE_RIGHT;
- case DevFmtAmbi3D:
- break;
+ case DevFmtMono: return SL_SPEAKER_FRONT_CENTER;
+ case DevFmtStereo: return SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT;
+ case DevFmtQuad: return SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT |
+ SL_SPEAKER_BACK_LEFT | SL_SPEAKER_BACK_RIGHT;
+ case DevFmtX51: return SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT |
+ SL_SPEAKER_FRONT_CENTER | SL_SPEAKER_LOW_FREQUENCY | SL_SPEAKER_SIDE_LEFT |
+ SL_SPEAKER_SIDE_RIGHT;
+ case DevFmtX51Rear: return SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT |
+ SL_SPEAKER_FRONT_CENTER | SL_SPEAKER_LOW_FREQUENCY | SL_SPEAKER_BACK_LEFT |
+ SL_SPEAKER_BACK_RIGHT;
+ case DevFmtX61: return SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT |
+ SL_SPEAKER_FRONT_CENTER | SL_SPEAKER_LOW_FREQUENCY | SL_SPEAKER_BACK_CENTER |
+ SL_SPEAKER_SIDE_LEFT | SL_SPEAKER_SIDE_RIGHT;
+ case DevFmtX71: return SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT |
+ SL_SPEAKER_FRONT_CENTER | SL_SPEAKER_LOW_FREQUENCY | SL_SPEAKER_BACK_LEFT |
+ SL_SPEAKER_BACK_RIGHT | SL_SPEAKER_SIDE_LEFT | SL_SPEAKER_SIDE_RIGHT;
+ case DevFmtAmbi3D:
+ break;
}
return 0;
}
@@ -87,16 +87,16 @@ SLuint32 GetTypeRepresentation(DevFmtType type)
{
switch(type)
{
- case DevFmtUByte:
- case DevFmtUShort:
- case DevFmtUInt:
- return SL_ANDROID_PCM_REPRESENTATION_UNSIGNED_INT;
- case DevFmtByte:
- case DevFmtShort:
- case DevFmtInt:
- return SL_ANDROID_PCM_REPRESENTATION_SIGNED_INT;
- case DevFmtFloat:
- return SL_ANDROID_PCM_REPRESENTATION_FLOAT;
+ case DevFmtUByte:
+ case DevFmtUShort:
+ case DevFmtUInt:
+ return SL_ANDROID_PCM_REPRESENTATION_UNSIGNED_INT;
+ case DevFmtByte:
+ case DevFmtShort:
+ case DevFmtInt:
+ return SL_ANDROID_PCM_REPRESENTATION_SIGNED_INT;
+ case DevFmtFloat:
+ return SL_ANDROID_PCM_REPRESENTATION_FLOAT;
}
return 0;
}
@@ -106,31 +106,31 @@ const char *res_str(SLresult result)
{
switch(result)
{
- case SL_RESULT_SUCCESS: return "Success";
- case SL_RESULT_PRECONDITIONS_VIOLATED: return "Preconditions violated";
- case SL_RESULT_PARAMETER_INVALID: return "Parameter invalid";
- case SL_RESULT_MEMORY_FAILURE: return "Memory failure";
- case SL_RESULT_RESOURCE_ERROR: return "Resource error";
- case SL_RESULT_RESOURCE_LOST: return "Resource lost";
- case SL_RESULT_IO_ERROR: return "I/O error";
- case SL_RESULT_BUFFER_INSUFFICIENT: return "Buffer insufficient";
- case SL_RESULT_CONTENT_CORRUPTED: return "Content corrupted";
- case SL_RESULT_CONTENT_UNSUPPORTED: return "Content unsupported";
- case SL_RESULT_CONTENT_NOT_FOUND: return "Content not found";
- case SL_RESULT_PERMISSION_DENIED: return "Permission denied";
- case SL_RESULT_FEATURE_UNSUPPORTED: return "Feature unsupported";
- case SL_RESULT_INTERNAL_ERROR: return "Internal error";
- case SL_RESULT_UNKNOWN_ERROR: return "Unknown error";
- case SL_RESULT_OPERATION_ABORTED: return "Operation aborted";
- case SL_RESULT_CONTROL_LOST: return "Control lost";
+ case SL_RESULT_SUCCESS: return "Success";
+ case SL_RESULT_PRECONDITIONS_VIOLATED: return "Preconditions violated";
+ case SL_RESULT_PARAMETER_INVALID: return "Parameter invalid";
+ case SL_RESULT_MEMORY_FAILURE: return "Memory failure";
+ case SL_RESULT_RESOURCE_ERROR: return "Resource error";
+ case SL_RESULT_RESOURCE_LOST: return "Resource lost";
+ case SL_RESULT_IO_ERROR: return "I/O error";
+ case SL_RESULT_BUFFER_INSUFFICIENT: return "Buffer insufficient";
+ case SL_RESULT_CONTENT_CORRUPTED: return "Content corrupted";
+ case SL_RESULT_CONTENT_UNSUPPORTED: return "Content unsupported";
+ case SL_RESULT_CONTENT_NOT_FOUND: return "Content not found";
+ case SL_RESULT_PERMISSION_DENIED: return "Permission denied";
+ case SL_RESULT_FEATURE_UNSUPPORTED: return "Feature unsupported";
+ case SL_RESULT_INTERNAL_ERROR: return "Internal error";
+ case SL_RESULT_UNKNOWN_ERROR: return "Unknown error";
+ case SL_RESULT_OPERATION_ABORTED: return "Operation aborted";
+ case SL_RESULT_CONTROL_LOST: return "Control lost";
#ifdef SL_RESULT_READONLY
- case SL_RESULT_READONLY: return "ReadOnly";
+ case SL_RESULT_READONLY: return "ReadOnly";
#endif
#ifdef SL_RESULT_ENGINEOPTION_UNSUPPORTED
- case SL_RESULT_ENGINEOPTION_UNSUPPORTED: return "Engine option unsupported";
+ case SL_RESULT_ENGINEOPTION_UNSUPPORTED: return "Engine option unsupported";
#endif
#ifdef SL_RESULT_SOURCE_SINK_INCOMPATIBLE
- case SL_RESULT_SOURCE_SINK_INCOMPATIBLE: return "Source/Sink incompatible";
+ case SL_RESULT_SOURCE_SINK_INCOMPATIBLE: return "Source/Sink incompatible";
#endif
}
return "Unknown error code";
@@ -152,7 +152,7 @@ struct OpenSLPlayback final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -298,12 +298,12 @@ int OpenSLPlayback::mixerProc()
}
-ALCenum OpenSLPlayback::open(const ALCchar *name)
+void OpenSLPlayback::open(const ALCchar *name)
{
if(!name)
name = opensl_device;
else if(strcmp(name, opensl_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
// create engine
SLresult result{slCreateEngine(&mEngineObj, 0, nullptr, 0, nullptr, nullptr)};
@@ -340,11 +340,11 @@ ALCenum OpenSLPlayback::open(const ALCchar *name)
mEngineObj = nullptr;
mEngine = nullptr;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to initialize OpenSL: 0x%08x",
+ result};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool OpenSLPlayback::reset()
@@ -635,7 +635,7 @@ struct OpenSLCapture final : public BackendBase {
{ static_cast<OpenSLCapture*>(context)->process(bq); }
void process(SLAndroidSimpleBufferQueueItf bq);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -676,12 +676,12 @@ void OpenSLCapture::process(SLAndroidSimpleBufferQueueItf)
}
-ALCenum OpenSLCapture::open(const ALCchar* name)
+void OpenSLCapture::open(const ALCchar* name)
{
if(!name)
name = opensl_device;
else if(strcmp(name, opensl_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
SLresult result{slCreateEngine(&mEngineObj, 0, nullptr, 0, nullptr, nullptr)};
PRINTERR(result, "slCreateEngine");
@@ -841,11 +841,11 @@ ALCenum OpenSLCapture::open(const ALCchar* name)
mEngineObj = nullptr;
mEngine = nullptr;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to initialize OpenSL: 0x%08x",
+ result};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool OpenSLCapture::start()
diff --git a/alc/backends/oss.cpp b/alc/backends/oss.cpp
index c825ce3e..1e3ad28b 100644
--- a/alc/backends/oss.cpp
+++ b/alc/backends/oss.cpp
@@ -45,6 +45,7 @@
#include "alcmain.h"
#include "alconfig.h"
+#include "alexcpt.h"
#include "almalloc.h"
#include "alnumeric.h"
#include "aloptional.h"
@@ -248,7 +249,7 @@ struct OSSPlayback final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -329,7 +330,7 @@ int OSSPlayback::mixerProc()
}
-ALCenum OSSPlayback::open(const ALCchar *name)
+void OSSPlayback::open(const ALCchar *name)
{
const char *devname{DefaultPlayback.c_str()};
if(!name)
@@ -344,7 +345,7 @@ ALCenum OSSPlayback::open(const ALCchar *name)
{ return entry.name == name; }
);
if(iter == PlaybackDevices.cend())
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
devname = iter->device_name.c_str();
}
@@ -352,11 +353,11 @@ ALCenum OSSPlayback::open(const ALCchar *name)
if(mFd == -1)
{
ERR("Could not open %s: %s\n", devname, strerror(errno));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not open %s: %s", devname,
+ strerror(errno)};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool OSSPlayback::reset()
@@ -469,7 +470,7 @@ struct OSScapture final : public BackendBase {
int recordProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -539,7 +540,7 @@ int OSScapture::recordProc()
}
-ALCenum OSScapture::open(const ALCchar *name)
+void OSScapture::open(const ALCchar *name)
{
const char *devname{DefaultCapture.c_str()};
if(!name)
@@ -554,7 +555,7 @@ ALCenum OSScapture::open(const ALCchar *name)
{ return entry.name == name; }
);
if(iter == CaptureDevices.cend())
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
devname = iter->device_name.c_str();
}
@@ -562,27 +563,29 @@ ALCenum OSScapture::open(const ALCchar *name)
if(mFd == -1)
{
ERR("Could not open %s: %s\n", devname, strerror(errno));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not open %s: %s", devname,
+ strerror(errno)};
}
int ossFormat{};
switch(mDevice->FmtType)
{
- case DevFmtByte:
- ossFormat = AFMT_S8;
- break;
- case DevFmtUByte:
- ossFormat = AFMT_U8;
- break;
- case DevFmtShort:
- ossFormat = AFMT_S16_NE;
- break;
- case DevFmtUShort:
- case DevFmtInt:
- case DevFmtUInt:
- case DevFmtFloat:
- ERR("%s capture samples not supported\n", DevFmtTypeString(mDevice->FmtType));
- return ALC_INVALID_VALUE;
+ case DevFmtByte:
+ ossFormat = AFMT_S8;
+ break;
+ case DevFmtUByte:
+ ossFormat = AFMT_U8;
+ break;
+ case DevFmtShort:
+ ossFormat = AFMT_S16_NE;
+ break;
+ case DevFmtUShort:
+ case DevFmtInt:
+ case DevFmtUInt:
+ case DevFmtFloat:
+ ERR("%s capture samples not supported\n", DevFmtTypeString(mDevice->FmtType));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
+ DevFmtTypeString(mDevice->FmtType)};
}
ALuint periods{4};
@@ -608,9 +611,7 @@ ALCenum OSScapture::open(const ALCchar *name)
{
err:
ERR("%s failed: %s\n", err, strerror(errno));
- close(mFd);
- mFd = -1;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s failed: %s", err, strerror(errno)};
}
#undef CHECKERR
@@ -618,9 +619,8 @@ ALCenum OSScapture::open(const ALCchar *name)
{
ERR("Failed to set %s, got %d channels instead\n", DevFmtChannelsString(mDevice->FmtChans),
numChannels);
- close(mFd);
- mFd = -1;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to set %s capture",
+ DevFmtChannelsString(mDevice->FmtChans)};
}
if(!((ossFormat == AFMT_S8 && mDevice->FmtType == DevFmtByte) ||
@@ -628,22 +628,18 @@ ALCenum OSScapture::open(const ALCchar *name)
(ossFormat == AFMT_S16_NE && mDevice->FmtType == DevFmtShort)))
{
ERR("Failed to set %s samples, got OSS format %#x\n", DevFmtTypeString(mDevice->FmtType), ossFormat);
- close(mFd);
- mFd = -1;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to set %s samples",
+ DevFmtTypeString(mDevice->FmtType)};
}
mRing = CreateRingBuffer(mDevice->BufferSize, frameSize, false);
if(!mRing)
{
ERR("Ring buffer create failed\n");
- close(mFd);
- mFd = -1;
- return ALC_OUT_OF_MEMORY;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to create ring buffer"};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool OSScapture::start()
diff --git a/alc/backends/portaudio.cpp b/alc/backends/portaudio.cpp
index 0b77f622..7847f41d 100644
--- a/alc/backends/portaudio.cpp
+++ b/alc/backends/portaudio.cpp
@@ -27,6 +27,7 @@
#include <cstring>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "alconfig.h"
#include "dynload.h"
@@ -76,11 +77,15 @@ struct PortPlayback final : public BackendBase {
static int writeCallbackC(const void *inputBuffer, void *outputBuffer,
unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo *timeInfo,
- const PaStreamCallbackFlags statusFlags, void *userData);
+ const PaStreamCallbackFlags statusFlags, void *userData)
+ {
+ return static_cast<PortPlayback*>(userData)->writeCallback(inputBuffer, outputBuffer,
+ framesPerBuffer, timeInfo, statusFlags);
+ }
int writeCallback(const void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer,
const PaStreamCallbackTimeInfo *timeInfo, const PaStreamCallbackFlags statusFlags);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -101,14 +106,6 @@ PortPlayback::~PortPlayback()
}
-int PortPlayback::writeCallbackC(const void *inputBuffer, void *outputBuffer,
- unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo *timeInfo,
- const PaStreamCallbackFlags statusFlags, void *userData)
-{
- return static_cast<PortPlayback*>(userData)->writeCallback(inputBuffer, outputBuffer,
- framesPerBuffer, timeInfo, statusFlags);
-}
-
int PortPlayback::writeCallback(const void*, void *outputBuffer,
unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo*,
const PaStreamCallbackFlags)
@@ -120,12 +117,12 @@ int PortPlayback::writeCallback(const void*, void *outputBuffer,
}
-ALCenum PortPlayback::open(const ALCchar *name)
+void PortPlayback::open(const ALCchar *name)
{
if(!name)
name = pa_device;
else if(strcmp(name, pa_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
mUpdateSize = mDevice->UpdateSize;
@@ -139,25 +136,25 @@ ALCenum PortPlayback::open(const ALCchar *name)
switch(mDevice->FmtType)
{
- case DevFmtByte:
- mParams.sampleFormat = paInt8;
- break;
- case DevFmtUByte:
- mParams.sampleFormat = paUInt8;
- break;
- case DevFmtUShort:
- /* fall-through */
- case DevFmtShort:
- mParams.sampleFormat = paInt16;
- break;
- case DevFmtUInt:
- /* fall-through */
- case DevFmtInt:
- mParams.sampleFormat = paInt32;
- break;
- case DevFmtFloat:
- mParams.sampleFormat = paFloat32;
- break;
+ case DevFmtByte:
+ mParams.sampleFormat = paInt8;
+ break;
+ case DevFmtUByte:
+ mParams.sampleFormat = paUInt8;
+ break;
+ case DevFmtUShort:
+ /* fall-through */
+ case DevFmtShort:
+ mParams.sampleFormat = paInt16;
+ break;
+ case DevFmtUInt:
+ /* fall-through */
+ case DevFmtInt:
+ mParams.sampleFormat = paInt32;
+ break;
+ case DevFmtFloat:
+ mParams.sampleFormat = paFloat32;
+ break;
}
retry_open:
@@ -171,12 +168,11 @@ retry_open:
goto retry_open;
}
ERR("Pa_OpenStream() returned an error: %s\n", Pa_GetErrorText(err));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to open stream: %s",
+ Pa_GetErrorText(err)};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
-
}
bool PortPlayback::reset()
@@ -240,11 +236,15 @@ struct PortCapture final : public BackendBase {
static int readCallbackC(const void *inputBuffer, void *outputBuffer,
unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo *timeInfo,
- const PaStreamCallbackFlags statusFlags, void *userData);
+ const PaStreamCallbackFlags statusFlags, void *userData)
+ {
+ return static_cast<PortCapture*>(userData)->readCallback(inputBuffer, outputBuffer,
+ framesPerBuffer, timeInfo, statusFlags);
+ }
int readCallback(const void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer,
const PaStreamCallbackTimeInfo *timeInfo, const PaStreamCallbackFlags statusFlags);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -267,14 +267,6 @@ PortCapture::~PortCapture()
}
-int PortCapture::readCallbackC(const void *inputBuffer, void *outputBuffer,
- unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo *timeInfo,
- const PaStreamCallbackFlags statusFlags, void* userData)
-{
- return static_cast<PortCapture*>(userData)->readCallback(inputBuffer, outputBuffer,
- framesPerBuffer, timeInfo, statusFlags);
-}
-
int PortCapture::readCallback(const void *inputBuffer, void*,
unsigned long framesPerBuffer, const PaStreamCallbackTimeInfo*,
const PaStreamCallbackFlags)
@@ -284,19 +276,19 @@ int PortCapture::readCallback(const void *inputBuffer, void*,
}
-ALCenum PortCapture::open(const ALCchar *name)
+void PortCapture::open(const ALCchar *name)
{
if(!name)
name = pa_device;
else if(strcmp(name, pa_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
ALuint samples{mDevice->BufferSize};
samples = maxu(samples, 100 * mDevice->Frequency / 1000);
ALuint frame_size{mDevice->frameSizeFromFmt()};
mRing = CreateRingBuffer(samples, frame_size, false);
- if(!mRing) return ALC_INVALID_VALUE;
+ if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Failed to create ring buffer"};
auto devidopt = ConfigValueInt(nullptr, "port", "capture");
if(devidopt && *devidopt >= 0) mParams.device = *devidopt;
@@ -306,25 +298,26 @@ ALCenum PortCapture::open(const ALCchar *name)
switch(mDevice->FmtType)
{
- case DevFmtByte:
- mParams.sampleFormat = paInt8;
- break;
- case DevFmtUByte:
- mParams.sampleFormat = paUInt8;
- break;
- case DevFmtShort:
- mParams.sampleFormat = paInt16;
- break;
- case DevFmtInt:
- mParams.sampleFormat = paInt32;
- break;
- case DevFmtFloat:
- mParams.sampleFormat = paFloat32;
- break;
- case DevFmtUInt:
- case DevFmtUShort:
- ERR("%s samples not supported\n", DevFmtTypeString(mDevice->FmtType));
- return ALC_INVALID_VALUE;
+ case DevFmtByte:
+ mParams.sampleFormat = paInt8;
+ break;
+ case DevFmtUByte:
+ mParams.sampleFormat = paUInt8;
+ break;
+ case DevFmtShort:
+ mParams.sampleFormat = paInt16;
+ break;
+ case DevFmtInt:
+ mParams.sampleFormat = paInt32;
+ break;
+ case DevFmtFloat:
+ mParams.sampleFormat = paFloat32;
+ break;
+ case DevFmtUInt:
+ case DevFmtUShort:
+ ERR("%s samples not supported\n", DevFmtTypeString(mDevice->FmtType));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s samples not supported",
+ DevFmtTypeString(mDevice->FmtType)};
}
mParams.channelCount = static_cast<int>(mDevice->channelsFromFmt());
@@ -333,11 +326,11 @@ ALCenum PortCapture::open(const ALCchar *name)
if(err != paNoError)
{
ERR("Pa_OpenStream() returned an error: %s\n", Pa_GetErrorText(err));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to open stream: %s",
+ Pa_GetErrorText(err)};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
diff --git a/alc/backends/pulseaudio.cpp b/alc/backends/pulseaudio.cpp
index 4d3b34d9..be78ee17 100644
--- a/alc/backends/pulseaudio.cpp
+++ b/alc/backends/pulseaudio.cpp
@@ -663,7 +663,7 @@ struct PulsePlayback final : public BackendBase {
static void streamMovedCallbackC(pa_stream *stream, void *pdata);
void streamMovedCallback(pa_stream *stream);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -818,7 +818,7 @@ void PulsePlayback::streamMovedCallback(pa_stream *stream)
}
-ALCenum PulsePlayback::open(const ALCchar *name)
+void PulsePlayback::open(const ALCchar *name)
{
const char *pulse_name{nullptr};
const char *dev_name{nullptr};
@@ -873,8 +873,6 @@ ALCenum PulsePlayback::open(const ALCchar *name)
}
else
mDevice->DeviceName = dev_name;
-
- return ALC_NO_ERROR;
}
bool PulsePlayback::reset()
@@ -1107,7 +1105,7 @@ struct PulseCapture final : public BackendBase {
static void streamMovedCallbackC(pa_stream *stream, void *pdata);
void streamMovedCallback(pa_stream *stream);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -1192,7 +1190,7 @@ void PulseCapture::streamMovedCallback(pa_stream *stream)
}
-ALCenum PulseCapture::open(const ALCchar *name)
+void PulseCapture::open(const ALCchar *name)
{
const char *pulse_name{nullptr};
if(name)
@@ -1218,53 +1216,53 @@ ALCenum PulseCapture::open(const ALCchar *name)
pa_channel_map chanmap{};
switch(mDevice->FmtChans)
{
- case DevFmtMono:
- chanmap = MonoChanMap;
- break;
- case DevFmtStereo:
- chanmap = StereoChanMap;
- break;
- case DevFmtQuad:
- chanmap = QuadChanMap;
- break;
- case DevFmtX51:
- chanmap = X51ChanMap;
- break;
- case DevFmtX51Rear:
- chanmap = X51RearChanMap;
- break;
- case DevFmtX61:
- chanmap = X61ChanMap;
- break;
- case DevFmtX71:
- chanmap = X71ChanMap;
- break;
- case DevFmtAmbi3D:
- throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
- DevFmtChannelsString(mDevice->FmtChans)};
+ case DevFmtMono:
+ chanmap = MonoChanMap;
+ break;
+ case DevFmtStereo:
+ chanmap = StereoChanMap;
+ break;
+ case DevFmtQuad:
+ chanmap = QuadChanMap;
+ break;
+ case DevFmtX51:
+ chanmap = X51ChanMap;
+ break;
+ case DevFmtX51Rear:
+ chanmap = X51RearChanMap;
+ break;
+ case DevFmtX61:
+ chanmap = X61ChanMap;
+ break;
+ case DevFmtX71:
+ chanmap = X71ChanMap;
+ break;
+ case DevFmtAmbi3D:
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
+ DevFmtChannelsString(mDevice->FmtChans)};
}
SetChannelOrderFromMap(mDevice, chanmap);
switch(mDevice->FmtType)
{
- case DevFmtUByte:
- mSilentVal = al::byte(0x80);
- mSpec.format = PA_SAMPLE_U8;
- break;
- case DevFmtShort:
- mSpec.format = PA_SAMPLE_S16NE;
- break;
- case DevFmtInt:
- mSpec.format = PA_SAMPLE_S32NE;
- break;
- case DevFmtFloat:
- mSpec.format = PA_SAMPLE_FLOAT32NE;
- break;
- case DevFmtByte:
- case DevFmtUShort:
- case DevFmtUInt:
- throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
- DevFmtTypeString(mDevice->FmtType)};
+ case DevFmtUByte:
+ mSilentVal = al::byte(0x80);
+ mSpec.format = PA_SAMPLE_U8;
+ break;
+ case DevFmtShort:
+ mSpec.format = PA_SAMPLE_S16NE;
+ break;
+ case DevFmtInt:
+ mSpec.format = PA_SAMPLE_S32NE;
+ break;
+ case DevFmtFloat:
+ mSpec.format = PA_SAMPLE_FLOAT32NE;
+ break;
+ case DevFmtByte:
+ case DevFmtUShort:
+ case DevFmtUInt:
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
+ DevFmtTypeString(mDevice->FmtType)};
}
mSpec.rate = mDevice->Frequency;
mSpec.channels = static_cast<uint8_t>(mDevice->channelsFromFmt());
@@ -1297,8 +1295,6 @@ ALCenum PulseCapture::open(const ALCchar *name)
&PulseCapture::sourceNameCallbackC, this)};
wait_for_operation(op, plock);
}
-
- return ALC_NO_ERROR;
}
bool PulseCapture::start()
diff --git a/alc/backends/qsa.cpp b/alc/backends/qsa.cpp
index 5fee2989..872a8541 100644
--- a/alc/backends/qsa.cpp
+++ b/alc/backends/qsa.cpp
@@ -34,6 +34,7 @@
#include <algorithm>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "threads.h"
@@ -174,7 +175,7 @@ struct PlaybackWrapper final : public BackendBase {
PlaybackWrapper(ALCdevice *device) noexcept : BackendBase{device} { }
~PlaybackWrapper() override;
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -613,11 +614,18 @@ PlaybackWrapper::~PlaybackWrapper()
qsa_close_playback(this);
}
-ALCenum PlaybackWrapper::open(const ALCchar *name)
-{ return qsa_open_playback(this, name); }
+void PlaybackWrapper::open(const ALCchar *name)
+{
+ if(auto err = qsa_open_playback(this, name))
+ throw al::backend_exception{ALC_INVALID_VALUE, "%d", err};
+}
bool PlaybackWrapper::reset()
-{ return qsa_reset_playback(this); }
+{
+ if(!qsa_reset_playback(this))
+ throw al::backend_exception{ALC_INVALID_VALUE, ""};
+ return true;
+}
bool PlaybackWrapper::start()
{ return qsa_start_playback(this); }
@@ -634,7 +642,7 @@ struct CaptureWrapper final : public BackendBase {
CaptureWrapper(ALCdevice *device) noexcept : BackendBase{device} { }
~CaptureWrapper() override;
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -891,8 +899,11 @@ CaptureWrapper::~CaptureWrapper()
qsa_close_capture(this);
}
-ALCenum CaptureWrapper::open(const ALCchar *name)
-{ return qsa_open_capture(this, name); }
+void CaptureWrapper::open(const ALCchar *name)
+{
+ if(auto err = qsa_open_capture(this, name))
+ throw al::backend_exception{ALC_INVALID_VALUE, "%d", err};
+}
bool CaptureWrapper::start()
{ qsa_start_capture(this); return true; }
diff --git a/alc/backends/sdl2.cpp b/alc/backends/sdl2.cpp
index 71616906..1063ca7a 100644
--- a/alc/backends/sdl2.cpp
+++ b/alc/backends/sdl2.cpp
@@ -30,6 +30,7 @@
#include "AL/al.h"
#include "alcmain.h"
+#include "alexcpt.h"
#include "almalloc.h"
#include "alu.h"
#include "logging.h"
@@ -54,7 +55,7 @@ struct Sdl2Backend final : public BackendBase {
static void audioCallbackC(void *ptr, Uint8 *stream, int len);
void audioCallback(Uint8 *stream, int len);
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -89,20 +90,20 @@ void Sdl2Backend::audioCallback(Uint8 *stream, int len)
aluMixData(mDevice, stream, ulen / mFrameSize);
}
-ALCenum Sdl2Backend::open(const ALCchar *name)
+void Sdl2Backend::open(const ALCchar *name)
{
SDL_AudioSpec want{}, have{};
want.freq = static_cast<int>(mDevice->Frequency);
switch(mDevice->FmtType)
{
- case DevFmtUByte: want.format = AUDIO_U8; break;
- case DevFmtByte: want.format = AUDIO_S8; break;
- case DevFmtUShort: want.format = AUDIO_U16SYS; break;
- case DevFmtShort: want.format = AUDIO_S16SYS; break;
- case DevFmtUInt: /* fall-through */
- case DevFmtInt: want.format = AUDIO_S32SYS; break;
- case DevFmtFloat: want.format = AUDIO_F32; break;
+ case DevFmtUByte: want.format = AUDIO_U8; break;
+ case DevFmtByte: want.format = AUDIO_S8; break;
+ case DevFmtUShort: want.format = AUDIO_U16SYS; break;
+ case DevFmtShort: want.format = AUDIO_S16SYS; break;
+ case DevFmtUInt: /* fall-through */
+ case DevFmtInt: want.format = AUDIO_S32SYS; break;
+ case DevFmtFloat: want.format = AUDIO_F32; break;
}
want.channels = (mDevice->FmtChans == DevFmtMono) ? 1 : 2;
want.samples = static_cast<Uint16>(mDevice->UpdateSize);
@@ -114,19 +115,19 @@ ALCenum Sdl2Backend::open(const ALCchar *name)
*/
if(!name || strcmp(name, defaultDeviceName) == 0)
mDeviceID = SDL_OpenAudioDevice(nullptr, SDL_FALSE, &want, &have,
- SDL_AUDIO_ALLOW_ANY_CHANGE);
+ SDL_AUDIO_ALLOW_ANY_CHANGE);
else
{
const size_t prefix_len = strlen(DEVNAME_PREFIX);
if(strncmp(name, DEVNAME_PREFIX, prefix_len) == 0)
mDeviceID = SDL_OpenAudioDevice(name+prefix_len, SDL_FALSE, &want, &have,
- SDL_AUDIO_ALLOW_ANY_CHANGE);
+ SDL_AUDIO_ALLOW_ANY_CHANGE);
else
mDeviceID = SDL_OpenAudioDevice(name, SDL_FALSE, &want, &have,
- SDL_AUDIO_ALLOW_ANY_CHANGE);
+ SDL_AUDIO_ALLOW_ANY_CHANGE);
}
if(mDeviceID == 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s", SDL_GetError()};
mDevice->Frequency = static_cast<ALuint>(have.freq);
if(have.channels == 1)
@@ -136,19 +137,21 @@ ALCenum Sdl2Backend::open(const ALCchar *name)
else
{
ERR("Got unhandled SDL channel count: %d\n", int{have.channels});
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Unhandled SDL channel count: %d",
+ int{have.channels}};
}
switch(have.format)
{
- case AUDIO_U8: mDevice->FmtType = DevFmtUByte; break;
- case AUDIO_S8: mDevice->FmtType = DevFmtByte; break;
- case AUDIO_U16SYS: mDevice->FmtType = DevFmtUShort; break;
- case AUDIO_S16SYS: mDevice->FmtType = DevFmtShort; break;
- case AUDIO_S32SYS: mDevice->FmtType = DevFmtInt; break;
- case AUDIO_F32SYS: mDevice->FmtType = DevFmtFloat; break;
- default:
- ERR("Got unsupported SDL format: 0x%04x\n", have.format);
- return ALC_INVALID_VALUE;
+ case AUDIO_U8: mDevice->FmtType = DevFmtUByte; break;
+ case AUDIO_S8: mDevice->FmtType = DevFmtByte; break;
+ case AUDIO_U16SYS: mDevice->FmtType = DevFmtUShort; break;
+ case AUDIO_S16SYS: mDevice->FmtType = DevFmtShort; break;
+ case AUDIO_S32SYS: mDevice->FmtType = DevFmtInt; break;
+ case AUDIO_F32SYS: mDevice->FmtType = DevFmtFloat; break;
+ default:
+ ERR("Got unsupported SDL format: 0x%04x\n", have.format);
+ throw al::backend_exception{ALC_INVALID_VALUE, "Unhandled SDL format: 0x%04x",
+ have.format};
}
mDevice->UpdateSize = have.samples;
mDevice->BufferSize = have.samples * 2; /* SDL always (tries to) use two periods. */
@@ -160,7 +163,6 @@ ALCenum Sdl2Backend::open(const ALCchar *name)
mUpdateSize = mDevice->UpdateSize;
mDevice->DeviceName = name ? name : defaultDeviceName;
- return ALC_NO_ERROR;
}
bool Sdl2Backend::reset()
diff --git a/alc/backends/sndio.cpp b/alc/backends/sndio.cpp
index d2654853..e0c70762 100644
--- a/alc/backends/sndio.cpp
+++ b/alc/backends/sndio.cpp
@@ -30,6 +30,7 @@
#include <functional>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "threads.h"
#include "vector.h"
@@ -49,7 +50,7 @@ struct SndioPlayback final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -106,22 +107,21 @@ int SndioPlayback::mixerProc()
}
-ALCenum SndioPlayback::open(const ALCchar *name)
+void SndioPlayback::open(const ALCchar *name)
{
if(!name)
name = sndio_device;
else if(strcmp(name, sndio_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
mSndHandle = sio_open(nullptr, SIO_PLAY, 0);
if(mSndHandle == nullptr)
{
ERR("Could not open device\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not open sound device"};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool SndioPlayback::reset()
@@ -249,7 +249,7 @@ struct SndioCapture final : public BackendBase {
int recordProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -319,18 +319,18 @@ int SndioCapture::recordProc()
}
-ALCenum SndioCapture::open(const ALCchar *name)
+void SndioCapture::open(const ALCchar *name)
{
if(!name)
name = sndio_device;
else if(strcmp(name, sndio_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
mSndHandle = sio_open(nullptr, SIO_REC, 0);
if(mSndHandle == nullptr)
{
ERR("Could not open device\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not open sound device"};
}
sio_par par;
@@ -338,33 +338,34 @@ ALCenum SndioCapture::open(const ALCchar *name)
switch(mDevice->FmtType)
{
- case DevFmtByte:
- par.bps = 1;
- par.sig = 1;
- break;
- case DevFmtUByte:
- par.bps = 1;
- par.sig = 0;
- break;
- case DevFmtShort:
- par.bps = 2;
- par.sig = 1;
- break;
- case DevFmtUShort:
- par.bps = 2;
- par.sig = 0;
- break;
- case DevFmtInt:
- par.bps = 4;
- par.sig = 1;
- break;
- case DevFmtUInt:
- par.bps = 4;
- par.sig = 0;
- break;
- case DevFmtFloat:
- ERR("%s capture samples not supported\n", DevFmtTypeString(mDevice->FmtType));
- return ALC_INVALID_VALUE;
+ case DevFmtByte:
+ par.bps = 1;
+ par.sig = 1;
+ break;
+ case DevFmtUByte:
+ par.bps = 1;
+ par.sig = 0;
+ break;
+ case DevFmtShort:
+ par.bps = 2;
+ par.sig = 1;
+ break;
+ case DevFmtUShort:
+ par.bps = 2;
+ par.sig = 0;
+ break;
+ case DevFmtInt:
+ par.bps = 4;
+ par.sig = 1;
+ break;
+ case DevFmtUInt:
+ par.bps = 4;
+ par.sig = 0;
+ break;
+ case DevFmtFloat:
+ ERR("%s capture samples not supported\n", DevFmtTypeString(mDevice->FmtType));
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture samples not supported",
+ DevFmtTypeString(mDevice->FmtType)};
}
par.bits = par.bps * 8;
par.le = SIO_LE_NATIVE;
@@ -381,13 +382,14 @@ ALCenum SndioCapture::open(const ALCchar *name)
if(!sio_setpar(mSndHandle, &par) || !sio_getpar(mSndHandle, &par))
{
ERR("Failed to set device parameters\n");
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Failed to set device praameters"};
}
if(par.bits != par.bps*8)
{
ERR("Padded samples not supported (%u of %u bits)\n", par.bits, par.bps*8);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE,
+ "Padded samples not supported (got %u of %u bits)", par.bits, par.bps*8};
}
if(!((mDevice->FmtType == DevFmtByte && par.bits == 8 && par.sig != 0) ||
@@ -401,20 +403,21 @@ ALCenum SndioCapture::open(const ALCchar *name)
ERR("Failed to set format %s %s %uhz, got %c%u %u-channel %uhz instead\n",
DevFmtTypeString(mDevice->FmtType), DevFmtChannelsString(mDevice->FmtChans),
mDevice->Frequency, par.sig?'s':'u', par.bits, par.rchan, par.rate);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not set format %s %s %uhz",
+ DevFmtTypeString(mDevice->FmtType), DevFmtChannelsString(mDevice->FmtChans),
+ mDevice->Frequency};
}
mRing = CreateRingBuffer(mDevice->BufferSize, par.bps*par.rchan, false);
if(!mRing)
{
ERR("Failed to allocate %u-byte ringbuffer\n", mDevice->BufferSize*par.bps*par.rchan);
- return ALC_OUT_OF_MEMORY;
+ throw al::backend_exception{ALC_OUT_OF_MEMORY, "Failed to allocate ring buffer"};
}
SetDefaultChannelOrder(mDevice);
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool SndioCapture::start()
diff --git a/alc/backends/solaris.cpp b/alc/backends/solaris.cpp
index 128924bb..5963a4b2 100644
--- a/alc/backends/solaris.cpp
+++ b/alc/backends/solaris.cpp
@@ -39,6 +39,7 @@
#include <functional>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "alconfig.h"
#include "threads.h"
@@ -61,7 +62,7 @@ struct SolarisBackend final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -142,22 +143,22 @@ int SolarisBackend::mixerProc()
}
-ALCenum SolarisBackend::open(const ALCchar *name)
+void SolarisBackend::open(const ALCchar *name)
{
if(!name)
name = solaris_device;
else if(strcmp(name, solaris_device) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
mFd = ::open(solaris_driver.c_str(), O_WRONLY);
if(mFd == -1)
{
ERR("Could not open %s: %s\n", solaris_driver.c_str(), strerror(errno));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not open %s: %s",
+ solaris_driver.c_str(), strerror(errno)};
}
mDevice->DeviceName = name;
- return ALC_NO_ERROR;
}
bool SolarisBackend::reset()
diff --git a/alc/backends/wasapi.cpp b/alc/backends/wasapi.cpp
index 2a610c8d..b6f5b5fb 100644
--- a/alc/backends/wasapi.cpp
+++ b/alc/backends/wasapi.cpp
@@ -55,6 +55,7 @@
#include <condition_variable>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "ringbuffer.h"
#include "compat.h"
@@ -610,7 +611,7 @@ struct WasapiPlayback final : public BackendBase, WasapiProxy {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
HRESULT openProxy() override;
void closeProxy() override;
@@ -708,7 +709,7 @@ FORCE_ALIGN int WasapiPlayback::mixerProc()
}
-ALCenum WasapiPlayback::open(const ALCchar *name)
+void WasapiPlayback::open(const ALCchar *name)
{
HRESULT hr{S_OK};
@@ -762,10 +763,8 @@ ALCenum WasapiPlayback::open(const ALCchar *name)
mDevId.clear();
ERR("Device init failed: 0x%08lx\n", hr);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device init failed: 0x%08lx", hr};
}
-
- return ALC_NO_ERROR;
}
HRESULT WasapiPlayback::openProxy()
@@ -815,7 +814,9 @@ void WasapiPlayback::closeProxy()
bool WasapiPlayback::reset()
{
HRESULT hr{pushMessage(MsgType::ResetDevice).get()};
- return SUCCEEDED(hr) ? true : false;
+ if(FAILED(hr))
+ throw al::backend_exception{ALC_INVALID_VALUE, "0x%08lx", hr};
+ return true;
}
HRESULT WasapiPlayback::resetProxy()
@@ -1151,7 +1152,7 @@ struct WasapiCapture final : public BackendBase, WasapiProxy {
int recordProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
HRESULT openProxy() override;
void closeProxy() override;
@@ -1283,7 +1284,7 @@ FORCE_ALIGN int WasapiCapture::recordProc()
}
-ALCenum WasapiCapture::open(const ALCchar *name)
+void WasapiCapture::open(const ALCchar *name)
{
HRESULT hr{S_OK};
@@ -1337,18 +1338,16 @@ ALCenum WasapiCapture::open(const ALCchar *name)
mDevId.clear();
ERR("Device init failed: 0x%08lx\n", hr);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device init failed: 0x%08lx", hr};
}
hr = pushMessage(MsgType::ResetDevice).get();
if(FAILED(hr))
{
if(hr == E_OUTOFMEMORY)
- return ALC_OUT_OF_MEMORY;
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_OUT_OF_MEMORY, "Out of memory"};
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device reset failed"};
}
-
- return ALC_NO_ERROR;
}
HRESULT WasapiCapture::openProxy()
diff --git a/alc/backends/wave.cpp b/alc/backends/wave.cpp
index 797a9fa5..927cb276 100644
--- a/alc/backends/wave.cpp
+++ b/alc/backends/wave.cpp
@@ -38,6 +38,7 @@
#include "albyte.h"
#include "alcmain.h"
#include "alconfig.h"
+#include "alexcpt.h"
#include "almalloc.h"
#include "alnumeric.h"
#include "alu.h"
@@ -96,7 +97,7 @@ struct WaveBackend final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -202,15 +203,15 @@ int WaveBackend::mixerProc()
return 0;
}
-ALCenum WaveBackend::open(const ALCchar *name)
+void WaveBackend::open(const ALCchar *name)
{
const char *fname{GetConfigValue(nullptr, "wave", "file", "")};
- if(!fname[0]) return ALC_INVALID_VALUE;
+ if(!fname[0]) throw al::backend_exception{ALC_INVALID_VALUE, "No wave output filename"};
if(!name)
name = waveDevice;
else if(strcmp(name, waveDevice) != 0)
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
#ifdef _WIN32
{
@@ -223,12 +224,11 @@ ALCenum WaveBackend::open(const ALCchar *name)
if(!mFile)
{
ERR("Could not open file '%s': %s\n", fname, strerror(errno));
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "Could not open file '%s': %s", fname,
+ strerror(errno)};
}
mDevice->DeviceName = name;
-
- return ALC_NO_ERROR;
}
bool WaveBackend::reset()
diff --git a/alc/backends/winmm.cpp b/alc/backends/winmm.cpp
index d58fa959..c287e136 100644
--- a/alc/backends/winmm.cpp
+++ b/alc/backends/winmm.cpp
@@ -38,6 +38,7 @@
#include <functional>
#include "alcmain.h"
+#include "alexcpt.h"
#include "alu.h"
#include "ringbuffer.h"
#include "strutils.h"
@@ -131,7 +132,7 @@ struct WinMMPlayback final : public BackendBase {
int mixerProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool reset() override;
bool start() override;
void stop() override;
@@ -212,7 +213,7 @@ FORCE_ALIGN int WinMMPlayback::mixerProc()
}
-ALCenum WinMMPlayback::open(const ALCchar *name)
+void WinMMPlayback::open(const ALCchar *name)
{
if(PlaybackDevices.empty())
ProbePlaybackDevices();
@@ -221,7 +222,8 @@ ALCenum WinMMPlayback::open(const ALCchar *name)
auto iter = name ?
std::find(PlaybackDevices.cbegin(), PlaybackDevices.cend(), name) :
PlaybackDevices.cbegin();
- if(iter == PlaybackDevices.cend()) return ALC_INVALID_VALUE;
+ if(iter == PlaybackDevices.cend())
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
auto DeviceID = static_cast<UINT>(std::distance(PlaybackDevices.cbegin(), iter));
retry_open:
@@ -256,11 +258,10 @@ retry_open:
goto retry_open;
}
ERR("waveOutOpen failed: %u\n", res);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "waveOutOpen failed: %u", res};
}
mDevice->DeviceName = PlaybackDevices[DeviceID];
- return ALC_NO_ERROR;
}
bool WinMMPlayback::reset()
@@ -373,7 +374,7 @@ struct WinMMCapture final : public BackendBase {
int captureProc();
- ALCenum open(const ALCchar *name) override;
+ void open(const ALCchar *name) override;
bool start() override;
void stop() override;
ALCenum captureSamples(al::byte *buffer, ALCuint samples) override;
@@ -456,7 +457,7 @@ int WinMMCapture::captureProc()
}
-ALCenum WinMMCapture::open(const ALCchar *name)
+void WinMMCapture::open(const ALCchar *name)
{
if(CaptureDevices.empty())
ProbeCaptureDevices();
@@ -465,36 +466,39 @@ ALCenum WinMMCapture::open(const ALCchar *name)
auto iter = name ?
std::find(CaptureDevices.cbegin(), CaptureDevices.cend(), name) :
CaptureDevices.cbegin();
- if(iter == CaptureDevices.cend()) return ALC_INVALID_VALUE;
+ if(iter == CaptureDevices.cend())
+ throw al::backend_exception{ALC_INVALID_VALUE, "Device name \"%s\" not found", name};
auto DeviceID = static_cast<UINT>(std::distance(CaptureDevices.cbegin(), iter));
switch(mDevice->FmtChans)
{
- case DevFmtMono:
- case DevFmtStereo:
- break;
-
- case DevFmtQuad:
- case DevFmtX51:
- case DevFmtX51Rear:
- case DevFmtX61:
- case DevFmtX71:
- case DevFmtAmbi3D:
- return ALC_INVALID_ENUM;
+ case DevFmtMono:
+ case DevFmtStereo:
+ break;
+
+ case DevFmtQuad:
+ case DevFmtX51:
+ case DevFmtX51Rear:
+ case DevFmtX61:
+ case DevFmtX71:
+ case DevFmtAmbi3D:
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s capture not supported",
+ DevFmtChannelsString(mDevice->FmtChans)};
}
switch(mDevice->FmtType)
{
- case DevFmtUByte:
- case DevFmtShort:
- case DevFmtInt:
- case DevFmtFloat:
- break;
-
- case DevFmtByte:
- case DevFmtUShort:
- case DevFmtUInt:
- return ALC_INVALID_ENUM;
+ case DevFmtUByte:
+ case DevFmtShort:
+ case DevFmtInt:
+ case DevFmtFloat:
+ break;
+
+ case DevFmtByte:
+ case DevFmtUShort:
+ case DevFmtUInt:
+ throw al::backend_exception{ALC_INVALID_VALUE, "%s samples not supported",
+ DevFmtTypeString(mDevice->FmtType)};
}
mFormat = WAVEFORMATEX{};
@@ -513,7 +517,7 @@ ALCenum WinMMCapture::open(const ALCchar *name)
if(res != MMSYSERR_NOERROR)
{
ERR("waveInOpen failed: %u\n", res);
- return ALC_INVALID_VALUE;
+ throw al::backend_exception{ALC_INVALID_VALUE, "waveInOpen failed: %u", res};
}
// Ensure each buffer is 50ms each
@@ -526,7 +530,7 @@ ALCenum WinMMCapture::open(const ALCchar *name)
CapturedDataSize = static_cast<ALuint>(maxz(CapturedDataSize, BufferSize*mWaveBuffer.size()));
mRing = CreateRingBuffer(CapturedDataSize, mFormat.nBlockAlign, false);
- if(!mRing) return ALC_INVALID_VALUE;
+ if(!mRing) throw al::backend_exception{ALC_INVALID_VALUE, "Could not create ring buffer"};
al_free(mWaveBuffer[0].lpData);
mWaveBuffer[0] = WAVEHDR{};
@@ -540,7 +544,6 @@ ALCenum WinMMCapture::open(const ALCchar *name)
}
mDevice->DeviceName = CaptureDevices[DeviceID];
- return ALC_NO_ERROR;
}
bool WinMMCapture::start()