This commit is contained in:
Arron David Nelson 2024-09-03 05:37:23 -07:00
parent 6afa08df82
commit 25762b0c29
7 changed files with 163 additions and 309 deletions

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@ -19,7 +19,7 @@ jobs:
- name: Building/Compiling/Installing Project
run: |
cd ${{ gitea.workspace }}
cmake -A x64 -DCMAKE_BUILD_TYPE=Release --preset=default .
cmake -A x64 -DCMAKE_BUILD_TYPE=Release .
cd build
cmake --build . --config Release
cmake --install .

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@ -252,6 +252,12 @@ target_include_directories(EHS_Dyn PUBLIC ${PROJECT_SOURCE_DIR}/include)
if (IS_OS_LINUX)
set(CMAKE_INSTALL_PREFIX "${USER_HOME_DIRECTORY}/.local")
install(TARGETS EHS_Dyn LIBRARY DESTINATION "bin")
find_package(PkgConfig REQUIRED)
pkg_check_modules(PIPEWIRE REQUIRED libpipewire-0.3)
target_include_directories(EHS_Stc PRIVATE ${PIPEWIRE_INCLUDE_DIRS})
target_include_directories(EHS_Dyn PRIVATE ${PIPEWIRE_INCLUDE_DIRS})
elseif (IS_OS_WINDOWS)
set(CMAKE_INSTALL_PREFIX "${USER_HOME_DIRECTORY}/EHS")
install(TARGETS EHS_Dyn LIBRARY DESTINATION "lib")
@ -295,6 +301,6 @@ elseif (IS_OS_LINUX)
target_link_libraries(StrToHash xcb xcb-cursor xcb-xfixes xcb-xinput)
endif ()
target_link_libraries(EHS_Dyn z asound)
target_link_libraries(EHS_Dyn z asound pipewire-0.3)
target_link_libraries(StrToHash z asound EHS_Stc)
endif ()

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@ -1879,6 +1879,9 @@ namespace ehs
/// @returns The character count.
static N Len(const T* const str)
{
if (!str)
return 0;
N count = 0;
while (str[count])
++count;

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@ -3,14 +3,32 @@
#include "ehs/EHS.h"
#include "BaseAudioDevice.h"
#include <alsa/asoundlib.h>
#include <spa/param/audio/format-utils.h>
#include <pipewire/pipewire.h>
#include <pipewire/loop.h>
#include <pipewire/context.h>
#include <pipewire/stream.h>
#include <pipewire/keys.h>
namespace ehs
{
class EHS_LIB_IO AudioDevice : public BaseAudioDevice
{
private:
snd_pcm_t* hdl;
static Array<AudioDevice> devices;
static AudioDevice defOut;
static AudioDevice defIn;
UInt_32 id;
Str_8 name;
pw_loop *loop;
pw_context *context;
pw_core *core;
pw_stream *stream;
static void RegistryEventGlobal(void *user_data, UInt_32 id, UInt_32 permissions, const char *type, UInt_32 version, const spa_dict *props);
static void RegistryEventGlobalRemove(void *user_data, UInt_32 id);
public:
~AudioDevice() override;
@ -31,16 +49,12 @@ namespace ehs
void CloseStream() override;
UInt_64 GetAvailFrames() const override;
Byte* Map(UInt_64* offset, UInt_64* frames) override;
void UnMap(const UInt_64 offset, const UInt_64 frames) override;
UInt_64 SendStream(void *data, UInt_64 size) override;
bool IsValid() const override;
static AudioDevice GetDefault(const AudioDeviceType type);
static AudioDevice GetDefault(AudioDeviceType type);
static Array<AudioDevice> Get(const AudioDeviceType type, const AudioDeviceState state);
static Array<AudioDevice> Get(AudioDeviceType type, AudioDeviceState state);
};
}

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@ -51,15 +51,17 @@ namespace ehs
virtual void CloseStream();
virtual UInt_64 SendStream(void *data, UInt_64 size);
virtual UInt_64 GetAvailFrames() const;
virtual Byte* Map(UInt_64* offset, UInt_64* frames);
virtual void UnMap(const UInt_64 offset, const UInt_64 frames);
virtual void UnMap(UInt_64 offset, UInt_64 frames);
AudioDeviceType GetType() const;
void SetDataType(const DataType newDataType);
void SetDataType(DataType newDataType);
DataType GetDataType() const;
@ -67,21 +69,21 @@ namespace ehs
UInt_16 GetBitDepth() const;
void SetSampleRate(const UInt_32 newSampleRate);
void SetSampleRate(UInt_32 newSampleRate);
UInt_32 GetSampleRate() const;
void SetChannels(const UInt_32 newChannels);
void SetChannels(UInt_32 newChannels);
UInt_16 GetChannels() const;
UInt_32 GetFrameSize() const;
void SetPeriod(const UInt_32 newPeriod);
void SetPeriod(UInt_32 newPeriod);
UInt_32 GetPeriod() const;
void SetLatency(const UInt_32 newLatency);
void SetLatency(UInt_32 newLatency);
UInt_32 GetLatency() const;
@ -94,12 +96,12 @@ namespace ehs
/// Retrieves the default audio input/output device.
/// @param [in] type The audio device type to retrieve.
/// @param [out] device The default audio device.
static BaseAudioDevice GetDefault(const AudioDeviceType type);
static BaseAudioDevice GetDefault(AudioDeviceType type);
/// Retrieves a list of audio input/output devices.
/// @param [in] type The audio device type to retrieve.
/// @param [in] state The audio device state to retrieve.
/// @param [out] devices The list of audio devices.
static Array<BaseAudioDevice> Get(const AudioDeviceType type, const AudioDeviceState state);
static Array<BaseAudioDevice> Get(AudioDeviceType type, AudioDeviceState state);
};
}

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@ -1,32 +1,61 @@
#include "ehs/io/audio/AudioDevice_ALSA.h"
#include "ehs/EHS.h"
#include "ehs/Log.h"
#include "ehs/io/Console.h"
#include "ehs/system/Semaphore.h"
#include <spa/utils/list.h>
#include <spa/utils/result.h>
#include <spa/utils/dict.h>
#include "ehs/io/audio/AudioDevice.h"
namespace ehs
{
Array<AudioDevice> AudioDevice::devices;
void AudioDevice::RegistryEventGlobal(void *user_data, UInt_32 id, UInt_32 permissions, const char *type, UInt_32 version, const spa_dict *props)
{
const Str_8 mediaClass = spa_dict_lookup(props, PW_KEY_MEDIA_CLASS);
if (mediaClass.Size() && (mediaClass == "Audio/Sink" || mediaClass == "Audio/Source"))
{
AudioDevice device;
if (mediaClass == "Audio/Sink")
device.type = AudioDeviceType::OUTPUT;
else if (mediaClass == "Audio/Source")
device.type = AudioDeviceType::INPUT;
device.id = id;
device.name = spa_dict_lookup(props, PW_KEY_NODE_NAME);
EHS_LOG_INT(LogType::INFO, 1, "\nDevice Name: " + device.name + "\nId: " + Str_8::FromNum(device.id));
const pw_metadata *metadata = pw_core_get_metadata();
devices.Push(device);
}
}
void AudioDevice::RegistryEventGlobalRemove(void *user_data, UInt_32 id)
{
}
AudioDevice::~AudioDevice()
{
if (!hdl)
return;
snd_pcm_drain(hdl);
snd_pcm_close(hdl);
}
AudioDevice::AudioDevice()
: hdl(nullptr)
{
}
AudioDevice::AudioDevice(AudioDevice&& device) noexcept
: BaseAudioDevice(device), hdl(device.hdl)
: BaseAudioDevice(device)
{
device.hdl = nullptr;
}
AudioDevice::AudioDevice(const AudioDevice& device)
: BaseAudioDevice(device), hdl(nullptr)
: BaseAudioDevice(device)
{
}
@ -37,10 +66,6 @@ namespace ehs
BaseAudioDevice::operator=(device);
hdl = device.hdl;
device.hdl = nullptr;
return *this;
}
@ -51,8 +76,6 @@ namespace ehs
BaseAudioDevice::operator=(device);
hdl = nullptr;
return *this;
}
@ -60,10 +83,6 @@ namespace ehs
{
if (!IsValid())
return;
snd_pcm_drain(hdl);
snd_pcm_close(hdl);
hdl = nullptr;
}
void AudioDevice::OpenStream()
@ -71,198 +90,50 @@ namespace ehs
if (streaming)
return;
snd_pcm_hw_params_t* params;
snd_pcm_hw_params_alloca(&params);
pw_init(nullptr, nullptr);
snd_pcm_hw_params_any(hdl, params);
loop = pw_loop_new(nullptr);
context = pw_context_new(loop, nullptr, 0);
core = pw_context_connect(context, nullptr, 0);
if (snd_pcm_hw_params_set_access(hdl, params, SND_PCM_ACCESS_MMAP_INTERLEAVED) < 0)
{
EHS_LOG_INT(LogType::ERR, 0, "Failed to set access.");
return;
}
if (bitDepth)
{
snd_pcm_format_t format;
switch (dataType)
{
case DataType::FLOAT:
{
format = SND_PCM_FORMAT_FLOAT;
break;
}
case DataType::SINT_32:
{
format = SND_PCM_FORMAT_S32;
break;
}
case DataType::SINT_24:
{
format = SND_PCM_FORMAT_S24;
break;
}
case DataType::SINT_16:
{
format = SND_PCM_FORMAT_S16;
break;
}
case DataType::SINT_8:
{
format = SND_PCM_FORMAT_S8;
break;
}
default:
{
EHS_LOG_INT(LogType::ERR, 0, "Invalid data type.");
return;
}
spa_audio_info_raw info = {
.format = SPA_AUDIO_FORMAT_F32,
.rate = 48000,
.channels = 2,
.position = {
SPA_AUDIO_CHANNEL_FL,
SPA_AUDIO_CHANNEL_FR,
SPA_AUDIO_CHANNEL_FC,
SPA_AUDIO_CHANNEL_LFE,
SPA_AUDIO_CHANNEL_SL,
SPA_AUDIO_CHANNEL_SR,
SPA_AUDIO_CHANNEL_RL,
SPA_AUDIO_CHANNEL_RR
}
};
snd_pcm_hw_params_set_format(hdl, params, format);
}
pw_properties *props = pw_properties_new(
PW_KEY_MEDIA_TYPE, "Audio",
PW_KEY_MEDIA_CATEGORY, "Playback",
PW_KEY_MEDIA_ROLE, "Game",
nullptr
);
if (channels)
{
if (snd_pcm_hw_params_set_channels_near(hdl, params, &channels) < 0)
{
EHS_LOG_INT(LogType::ERR, 1, "Failed to set channels.");
return;
}
}
spa_pod_builder b = {};
Byte buffer[1024];
if (sampleRate)
{
if (snd_pcm_hw_params_set_rate_near(hdl, params, &sampleRate, nullptr) < 0)
{
EHS_LOG_INT(LogType::ERR, 2, "Failed to set sample rate.");
return;
}
}
spa_pod_builder_init(&b, buffer, sizeof(buffer));
if (snd_pcm_hw_params_set_period_time_near(hdl, params, &period, nullptr) < 0)
{
EHS_LOG_INT(LogType::ERR, 3, "Failed to set period.");
return;
}
const spa_pod *pod[] = {spa_format_audio_raw_build(&b, SPA_PARAM_EnumFormat, &info)};
if (snd_pcm_hw_params_set_buffer_time_near(hdl, params, &latency, nullptr) < 0)
{
EHS_LOG_INT(LogType::ERR, 4, "Failed to set latency.");
return;
}
if (snd_pcm_hw_params(hdl, params) < 0)
{
EHS_LOG_INT(LogType::ERR, 5, "Failed to apply hardware parameters.");
return;
}
if (!bitDepth)
{
snd_pcm_format_t format;
if (snd_pcm_hw_params_get_format(params, &format) < 0)
{
EHS_LOG_INT(LogType::ERR, 6, "Failed to retrieve audio device properties.");
return;
}
switch (format)
{
case SND_PCM_FORMAT_FLOAT:
{
dataType = DataType::FLOAT;
bitDepth = 32;
break;
}
case SND_PCM_FORMAT_S32:
{
dataType = DataType::SINT_32;
bitDepth = 32;
break;
}
case SND_PCM_FORMAT_S24:
{
dataType = DataType::SINT_24;
bitDepth = 24;
break;
}
case SND_PCM_FORMAT_S16:
{
dataType = DataType::SINT_16;
bitDepth = 16;
break;
}
case SND_PCM_FORMAT_S8:
{
dataType = DataType::SINT_8;
bitDepth = 8;
break;
}
default:
{
EHS_LOG_INT(LogType::ERR, 7, "Format unsupported.");
break;
}
}
}
if (!channels)
{
if (snd_pcm_hw_params_get_channels(params, &channels) < 0)
{
EHS_LOG_INT(LogType::ERR, 8, "Failed to retrieve channel count.");
return;
}
}
if (!sampleRate)
{
int dir;
if (snd_pcm_hw_params_get_rate(params, &sampleRate, &dir) < 0)
{
EHS_LOG_INT(LogType::ERR, 9, "Failed to retrieve sample rate.");
return;
}
}
if (snd_pcm_hw_params_get_buffer_size(params, &maxFrames) < 0)
{
EHS_LOG_INT(LogType::ERR, 10, "Failed to retrieve buffer size.");
}
snd_pcm_sw_params_t* swParams = nullptr;
snd_pcm_sw_params_alloca(&swParams);
if (snd_pcm_sw_params_current(hdl, swParams) < 0)
{
EHS_LOG_INT(LogType::ERR, 11, "Failed to retrieve software parameters.");
return;
}
if (snd_pcm_sw_params_set_silence_threshold(hdl, swParams, maxFrames) < 0)
{
EHS_LOG_INT(LogType::ERR, 12, "Failed to set silence threshold.");
return;
}
if (snd_pcm_sw_params_set_silence_size(hdl, swParams, maxFrames) < 0)
{
EHS_LOG_INT(LogType::ERR, 12, "Failed to set silence size.");
return;
}
if (snd_pcm_sw_params(hdl, swParams) < 0)
{
EHS_LOG_INT(LogType::ERR, 13, "Failed to set software parameters.");
return;
}
if (snd_pcm_prepare(hdl) < 0)
{
EHS_LOG_INT(LogType::ERR, 14, "Failed to prepare audio stream.");
return;
}
pw_stream_connect(
stream,
PW_DIRECTION_OUTPUT,
PW_ID_ANY,
(pw_stream_flags)(PW_STREAM_FLAG_AUTOCONNECT | PW_STREAM_FLAG_MAP_BUFFERS),
pod,
1
);
streaming = true;
}
@ -272,117 +143,70 @@ namespace ehs
if (!streaming)
return;
snd_pcm_drain(hdl);
pw_stream_destroy(stream);
pw_core_disconnect(core);
pw_context_destroy(context);
pw_loop_destroy(loop);
pw_deinit();
streaming = false;
}
UInt_64 AudioDevice::GetAvailFrames() const
UInt_64 AudioDevice::SendStream(void *data, const UInt_64 size)
{
snd_pcm_state_t state = snd_pcm_state(hdl);
if (state == SND_PCM_STATE_XRUN)
{
EHS_LOG_INT(LogType::WARN, 0, "Buffer overrun/underrun occurred.");
if (snd_pcm_recover(hdl, -EPIPE, 0) < 0)
{
EHS_LOG_INT(LogType::ERR, 1, "Failed to recover from buffer overrun/underrun.");
return 0;
}
return GetAvailFrames();
}
else if (state == SND_PCM_STATE_PREPARED)
{
if (snd_pcm_start(hdl) < 0)
{
EHS_LOG_INT(LogType::ERR, 2, "Failed to start audio stream.");
return 0;
}
while (pw_loop_iterate(loop, 0));
return GetAvailFrames();
}
if (pw_stream_get_state(stream, nullptr) != PW_STREAM_STATE_STREAMING)
return 0;
snd_pcm_sframes_t frames = snd_pcm_avail_update(hdl);
if (frames < 0)
{
if (frames == -EPIPE)
{
EHS_LOG_INT(LogType::WARN, 3, "Buffer overrun/underrun occurred.");
if (snd_pcm_recover(hdl, -EPIPE, 1) < 0)
{
EHS_LOG_INT(LogType::ERR, 4, "Failed to recover from buffer overrun/underrun.");
return 0;
}
pw_buffer *buf = pw_stream_dequeue_buffer(stream);
if (!buf)
return 0;
return GetAvailFrames();
}
else
{
EHS_LOG_INT(LogType::ERR, 5, "Failed to retrieve available frames with error #" + Str_8::FromNum(frames) + ".");
return 0;
}
}
UInt_64 out = 0;
return frames;
}
spa_data &result = buf->buffer->datas[0];
Byte* AudioDevice::Map(UInt_64* offset, UInt_64* frames)
{
const snd_pcm_channel_area_t* areas;
if (snd_pcm_mmap_begin(hdl, &areas, offset, frames) < 0)
{
EHS_LOG_INT(LogType::ERR, 0, "Failed to map audio buffer.");
return nullptr;
}
if (size > result.maxsize)
out = result.maxsize;
else
out = size;
return (Byte*)areas->addr + areas->first / 8;
}
Util::Copy(result.data, data, out);
void AudioDevice::UnMap(const UInt_64 offset, const UInt_64 frames)
{
snd_pcm_sframes_t committed = snd_pcm_mmap_commit(hdl, offset, frames);
if (committed < 0)
{
EHS_LOG_INT(LogType::ERR, 0, "Failed to commit mapped audio buffer.");
return;
}
pw_stream_queue_buffer(stream, buf);
return out;
}
bool AudioDevice::IsValid() const
{
return hdl;
return true;
}
AudioDevice AudioDevice::GetDefault(const AudioDeviceType type)
{
AudioDevice result;
pw_init(nullptr, nullptr);
snd_pcm_stream_t rType;
if (type == AudioDeviceType::INPUT)
{
rType = SND_PCM_STREAM_CAPTURE;
}
else if (type == AudioDeviceType::OUTPUT)
{
rType = SND_PCM_STREAM_PLAYBACK;
}
else
{
EHS_LOG_INT(LogType::ERR, 1, "Wrong value for the audio device type.");
return {};
}
pw_loop *loop = pw_loop_new(nullptr);
pw_context *context = pw_context_new(loop, nullptr, 0);
pw_core *core = pw_context_connect(context, nullptr, 0);
pw_registry *registry = pw_core_get_registry(core, PW_VERSION_REGISTRY, 0);
spa_hook listener = {};
int err = snd_pcm_open(&result.hdl, "default", rType, SND_PCM_NONBLOCK);
if (err < 0)
{
EHS_LOG_INT(LogType::ERR, 2, "Failed to retrieve default audio device with error #" + Str_8::FromNum(err) + ".");
return {};
}
constexpr pw_registry_events events = {
.version = PW_VERSION_REGISTRY_EVENTS,
.global = RegistryEventGlobal,
.global_remove = RegistryEventGlobalRemove
};
result.type = AudioDeviceType::OUTPUT;
pw_registry_add_listener(registry, &listener, &events, nullptr);
EHS_LOG_SUCCESS();
while (pw_loop_iterate(loop, 10));
return result;
constexpr pw_metadata_events
return {};
}
Array<AudioDevice> AudioDevice::Get(const AudioDeviceType type, const AudioDeviceState state)

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@ -44,6 +44,11 @@ namespace ehs
{
}
UInt_64 BaseAudioDevice::SendStream(void *data, UInt_64 size)
{
return 0;
}
UInt_64 BaseAudioDevice::GetAvailFrames() const
{
return 0;