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Rest of the owl

This commit is contained in:
James Rowe 2019-03-04 22:47:24 -07:00
parent 5c9e327ff3
commit c669aa8d55
7 changed files with 237 additions and 75 deletions
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60
src/audio_core/cubeb_input.cpp
View File

@ -10,21 +10,12 @@
namespace AudioCore {
struct CubebInput::Impl {
// unsigned int sample_rate = 0;
// std::vector<std::string> device_list;
cubeb* ctx = nullptr;
cubeb_stream* stream = nullptr;
bool looped_buffer;
u8* buffer;
u32 buffer_size;
u32 initial_offset;
u32 offset;
u32 audio_buffer_size;
std::unique_ptr<Frontend::Mic::SampleQueue> sample_queue{};
u8 sample_size_in_bytes = 0;
void UpdateOffset(int new_offset, Impl* impl);
void ProcessSample(const u8* data, int current_sample_index, Impl* impl);
static long DataCallback(cubeb_stream* stream, void* user_data, const void* input_buffer,
void* output_buffer, long num_frames);
static void StateCallback(cubeb_stream* stream, void* user_data, cubeb_state state);
@ -35,6 +26,7 @@ CubebInput::CubebInput() : impl(std::make_unique<Impl>()) {
LOG_ERROR(Audio, "cubeb_init failed! Mic will not work properly");
return;
}
impl->sample_queue = std::make_unique<Frontend::Mic::SampleQueue>();
}
CubebInput::~CubebInput() {
@ -60,11 +52,10 @@ void CubebInput::StartSampling(Frontend::Mic::Parameters params) {
"Application requested unsupported 8 bit pcm format. Falling back to 16 bits");
}
impl->buffer = backing_memory;
impl->buffer_size = backing_memory_size;
impl->audio_buffer_size = params.buffer_size;
impl->offset = params.buffer_offset;
impl->looped_buffer = params.buffer_loop;
parameters = params;
is_sampling = true;
impl->sample_size_in_bytes = 2;
cubeb_devid input_device = nullptr;
cubeb_stream_params input_params;
@ -92,6 +83,7 @@ void CubebInput::StopSampling() {
if (impl->stream) {
cubeb_stream_stop(impl->stream);
}
is_sampling = false;
}
void CubebInput::AdjustSampleRate(u32 sample_rate) {
@ -99,47 +91,29 @@ void CubebInput::AdjustSampleRate(u32 sample_rate) {
LOG_ERROR(Audio, "AdjustSampleRate unimplemented!");
}
void CubebInput::Impl::UpdateOffset(int new_offset, Impl* impl) {
impl->offset = new_offset;
std::memcpy(impl->buffer + impl->audio_buffer_size, reinterpret_cast<u8*>(&impl->offset),
sizeof(u32));
}
void CubebInput::Impl::ProcessSample(const u8* data, int current_sample_index, Impl* impl) {
if (impl->offset >= impl->audio_buffer_size) {
if (impl->looped_buffer)
UpdateOffset(impl->initial_offset, impl);
else
return;
Frontend::Mic::Samples CubebInput::Read() {
Frontend::Mic::Samples samples{};
Frontend::Mic::Samples queue;
while (impl->sample_queue->Pop(queue)) {
samples.insert(samples.end(), queue.begin(), queue.end());
}
std::memcpy(impl->buffer + impl->offset, data + current_sample_index * sizeof(u16),
sizeof(u16));
UpdateOffset(impl->offset + sizeof(u16), impl);
return samples;
}
long CubebInput::Impl::DataCallback(cubeb_stream* stream, void* user_data, const void* input_buffer,
void* output_buffer, long num_frames) {
Impl* impl = static_cast<Impl*>(user_data);
const u8* data = reinterpret_cast<const u8*>(input_buffer);
u8 const* data = reinterpret_cast<u8 const*>(input_buffer);
if (!impl) {
return 0;
}
if (!impl->buffer) {
return 0;
}
for (int i = 0; i < num_frames; i++) {
impl->ProcessSample(data, i, impl);
}
impl->sample_queue->Push(std::vector(data, data + num_frames * impl->sample_size_in_bytes));
// returning less than num_frames here signals cubeb to stop sampling
// return total_written;
// TODO:: Correct this
return num_frames;
} // namespace AudioCore
}
void CubebInput::Impl::StateCallback(cubeb_stream* stream, void* user_data, cubeb_state state) {}

4
src/audio_core/cubeb_input.h
View File

@ -13,7 +13,7 @@ namespace AudioCore {
class CubebInput final : public Frontend::Mic::Interface {
public:
CubebInput();
~CubebInput();
~CubebInput() override;
void StartSampling(Frontend::Mic::Parameters params) override;
@ -21,6 +21,8 @@ public:
void AdjustSampleRate(u32 sample_rate) override;
Frontend::Mic::Samples Read() override;
private:
struct Impl;
std::unique_ptr<Impl> impl;

5
src/citra_qt/configuration/configure_audio.ui
View File

@ -164,6 +164,11 @@
<string>Real Device</string>
</property>
</item>
<item>
<property name="text">
<string>Static Noise</string>
</property>
</item>
</widget>
</item>
</layout>

67
src/core/frontend/mic.cpp
View File

@ -2,10 +2,73 @@
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <array>
#include "core/frontend/mic.h"
#include "core/hle/service/mic_u.h"
namespace Frontend {
namespace Frontend::Mic {
constexpr std::array<u8, 32> NOISE_SAMPLE_8_BIT = {
0xFC, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xF5, 0xFF, 0xFF, 0xFF, 0xFF, 0x8E, 0xFF,
0xF4, 0xE1, 0xBF, 0x9A, 0x71, 0x58, 0x5B, 0x5F, 0x62, 0xC2, 0x25, 0x05, 0x01, 0x01, 0x01, 0x01};
constexpr std::array<u8, 512> NOISE_SAMPLE_16_BIT = {
0x64, 0x61, 0x74, 0x61, 0x56, 0xD7, 0x00, 0x00, 0x48, 0xF7, 0x86, 0x05, 0x77, 0x1A, 0xF4, 0x1F,
0x28, 0x0F, 0x6B, 0xEB, 0x1C, 0xC0, 0xCB, 0x9D, 0x46, 0x90, 0xDF, 0x98, 0xEA, 0xAE, 0xB5, 0xC4,
0x9D, 0xCE, 0xB6, 0xC9, 0xDF, 0xBD, 0x82, 0xBA, 0x83, 0xCD, 0x57, 0xF9, 0x96, 0x30, 0x2C, 0x5B,
0x29, 0x64, 0xD3, 0x46, 0x0D, 0x12, 0x3E, 0xDE, 0x00, 0xBD, 0x74, 0xAE, 0xF0, 0xA4, 0x91, 0x93,
0x02, 0x80, 0x00, 0x80, 0x03, 0x80, 0x6F, 0xAA, 0x8E, 0xE8, 0xEE, 0x1A, 0x2B, 0x2C, 0xC6, 0x18,
0xF8, 0xED, 0xC2, 0xBE, 0x00, 0x99, 0xC1, 0x82, 0x00, 0x80, 0xA6, 0x8A, 0x37, 0xA8, 0x6B, 0xCE,
0x20, 0xEF, 0xD0, 0xFD, 0x68, 0xF9, 0x50, 0xEF, 0x89, 0xF2, 0xDE, 0x0C, 0x24, 0x36, 0xDB, 0x58,
0xB2, 0x61, 0xD5, 0x4C, 0x0B, 0x27, 0x6D, 0x02, 0xDC, 0xE8, 0x13, 0xD8, 0x2F, 0xC9, 0x07, 0xBC,
0xAB, 0xBA, 0x70, 0xD1, 0xDE, 0x01, 0xF2, 0x3C, 0x64, 0x6A, 0xFF, 0x78, 0x47, 0x6B, 0x26, 0x56,
0x9B, 0x51, 0xF3, 0x65, 0xFF, 0x7F, 0xFF, 0x7F, 0x88, 0x6B, 0x46, 0x24, 0xBF, 0xD8, 0x8C, 0xB4,
0xD9, 0xCF, 0x77, 0x1C, 0x43, 0x6B, 0xFE, 0x7F, 0x15, 0x64, 0xA6, 0x13, 0x03, 0xCE, 0x51, 0xBF,
0xC7, 0xEB, 0xCB, 0x2E, 0x6C, 0x58, 0xA7, 0x51, 0x40, 0x2A, 0x24, 0x06, 0x45, 0xFB, 0xD3, 0xFE,
0x51, 0xF2, 0x1E, 0xC5, 0x79, 0x8A, 0x00, 0x80, 0x94, 0x8E, 0x7A, 0xDE, 0x83, 0x29, 0x8E, 0x3C,
0x4B, 0x0F, 0xD8, 0xCB, 0x41, 0xAB, 0xC1, 0xC5, 0xC6, 0xFE, 0x0F, 0x1F, 0x92, 0x05, 0x4B, 0xC4,
0xDC, 0x8F, 0xE1, 0x90, 0xE3, 0xC0, 0xDB, 0xF1, 0xCC, 0xF8, 0xC8, 0xD4, 0x2A, 0xAF, 0xB7, 0xB5,
0x7F, 0xF0, 0xB2, 0x39, 0xD4, 0x5C, 0xD6, 0x41, 0x69, 0xFD, 0xEA, 0xBB, 0x57, 0x9B, 0x59, 0x98,
0x8E, 0x9B, 0x8A, 0x97, 0x54, 0x98, 0xE6, 0xB5, 0x25, 0xF8, 0x77, 0x48, 0xFF, 0x7F, 0xFF, 0x7F,
0x49, 0x6B, 0xB4, 0x4B, 0xE9, 0x45, 0xE3, 0x57, 0x60, 0x64, 0x8C, 0x4D, 0x69, 0x10, 0x10, 0xCA,
0x13, 0xA4, 0xC5, 0xB7, 0xE4, 0xFD, 0x7C, 0x54, 0xFF, 0x7F, 0xFF, 0x7F, 0xFF, 0x7F, 0xE0, 0x52,
0x5E, 0x22, 0x31, 0x0B, 0xB5, 0x12, 0xB1, 0x2E, 0xA7, 0x4D, 0x17, 0x61, 0x46, 0x65, 0xA5, 0x5F,
0x5C, 0x57, 0xB6, 0x4C, 0x3B, 0x38, 0xFD, 0x11, 0x70, 0xDC, 0x2A, 0xA8, 0xB9, 0x8C, 0xEA, 0x98,
0x07, 0xC6, 0xDF, 0xF7, 0x2D, 0x0C, 0xEC, 0xF0, 0xA8, 0xB2, 0x02, 0x80, 0x00, 0x80, 0xBA, 0x8A,
0x0E, 0xCB, 0x54, 0xF7, 0x2B, 0xEE, 0x4C, 0xB9, 0x48, 0x89, 0x8F, 0x90, 0x0E, 0xD8, 0x83, 0x32,
0xC5, 0x5C, 0x54, 0x34, 0x86, 0xD6, 0x78, 0x8C, 0x88, 0x90, 0x87, 0xDE, 0x75, 0x37, 0x55, 0x56,
0xF1, 0x28, 0xF0, 0xDA, 0xE2, 0xAB, 0xE6, 0xB6, 0xD6, 0xDF, 0x4D, 0xF4, 0xCF, 0xDE, 0x3E, 0xBA,
0xC6, 0xB3, 0x81, 0xDA, 0xFE, 0x0D, 0xE9, 0x1D, 0xCE, 0xFB, 0x59, 0xCD, 0x57, 0xCA, 0x77, 0x06,
0x63, 0x5A, 0xFE, 0x7F, 0x49, 0x63, 0x7F, 0x14, 0x0E, 0xDB, 0x2A, 0xE5, 0x3B, 0x27, 0xFF, 0x69,
0x0A, 0x7C, 0xC5, 0x56, 0x65, 0x19, 0xEC, 0xE5, 0x0E, 0xC6, 0xA6, 0xB0, 0x09, 0xA2, 0x06, 0xA8,
0xC7, 0xD1, 0xE9, 0x15, 0xD5, 0x4E, 0xBB, 0x56, 0x85, 0x2A, 0x25, 0xF0, 0x78, 0xD6, 0x70, 0xEB,
0xF2, 0x0F, 0xE1, 0x15, 0x66, 0xEC, 0xC7, 0xB0, 0xE7, 0x93, 0x9D, 0xAD, 0xD1, 0xE6, 0xD3, 0x0D,
0xAC, 0x00, 0xB2, 0xC7, 0x5D, 0x8B, 0x00, 0x80, 0xA1, 0x88, 0x14, 0xBE, 0xDF, 0xFB, 0xCF, 0x32,
0xD8, 0x5B, 0x0F, 0x6F, 0x6C, 0x62, 0xD9, 0x33, 0x76, 0xF3, 0xD6, 0xBF, 0x41, 0xB3, 0x5C, 0xD1};
StaticMic::StaticMic()
: CACHE_8_BIT{NOISE_SAMPLE_8_BIT.begin(), NOISE_SAMPLE_8_BIT.end()},
CACHE_16_BIT{NOISE_SAMPLE_16_BIT.begin(), NOISE_SAMPLE_16_BIT.end()} {}
StaticMic::~StaticMic() = default;
void StaticMic::StartSampling(Parameters params) {
sample_rate = params.sample_rate;
sample_size = params.sample_size;
parameters = params;
is_sampling = true;
}
void StaticMic::StopSampling() {
is_sampling = false;
}
void StaticMic::AdjustSampleRate(u32 sample_rate) {}
Samples StaticMic::Read() {
return (sample_size == 8) ? CACHE_8_BIT : CACHE_16_BIT;
}
static std::shared_ptr<Mic::Interface> current_mic;
@ -20,4 +83,4 @@ std::shared_ptr<Mic::Interface> GetCurrentMic() {
return current_mic;
}
} // namespace Frontend
} // namespace Frontend::Mic

56
src/core/frontend/mic.h
View File

@ -4,19 +4,21 @@
#pragma once
#include <array>
#include <memory>
#include <vector>
#include "common/swap.h"
#include "common/threadsafe_queue.h"
namespace Frontend {
namespace Mic {
namespace Frontend::Mic {
enum class Signedness : u8 {
Signed,
Unsigned,
};
using Samples = std::vector<u8>;
using SampleQueue = Common::SPSCQueue<Samples>;
struct Parameters {
Signedness sign;
u8 sample_size;
@ -28,23 +30,20 @@ struct Parameters {
class Interface {
public:
Interface() = default;
virtual ~Interface() = default;
/// Starts the microphone. Called by Core
virtual void StartSampling(Parameters params) = 0;
/// Stops the microphone. Called by Core
virtual void StopSampling() = 0;
Interface() = default;
Interface(const Interface& other)
: gain(other.gain), powered(other.powered), backing_memory(other.backing_memory),
backing_memory_size(other.backing_memory_size), parameters(other.parameters) {}
/// Sets the backing memory that the mic should write raw samples into. Called by Core
void SetBackingMemory(u8* pointer, u32 size) {
backing_memory = pointer;
backing_memory_size = size;
}
/// Called from the actual event timing read back. The frontend impl is responsible for wrapping
/// up any data and returning them to the core so the core can write them to the sharedmem. If
/// theres nothing to return just return an empty vector
virtual Samples Read() = 0;
/// Adjusts the Parameters. Implementations should update the parameters field in addition to
/// changing the mic to sample according to the new parameters. Called by Core
@ -76,9 +75,6 @@ public:
}
protected:
u8* backing_memory;
u32 backing_memory_size;
Parameters parameters;
u8 gain = 0;
bool is_sampling = false;
@ -99,12 +95,32 @@ public:
void AdjustSampleRate(u32 sample_rate) override {
parameters.sample_rate = sample_rate;
}
Samples Read() override {
return {};
}
};
} // namespace Mic
class StaticMic final : public Interface {
public:
StaticMic();
~StaticMic() override;
void StartSampling(Parameters params) override;
void StopSampling() override;
void AdjustSampleRate(u32 sample_rate) override;
Samples Read() override;
private:
u16 sample_rate = 0;
u8 sample_size = 0;
std::vector<u8> CACHE_8_BIT;
std::vector<u8> CACHE_16_BIT;
};
void RegisterMic(std::shared_ptr<Mic::Interface> mic);
std::shared_ptr<Mic::Interface> GetCurrentMic();
} // namespace Frontend
} // namespace Frontend::Mic

113
src/core/hle/service/mic_u.cpp
View File

@ -46,10 +46,75 @@ constexpr u32 GetSampleRateInHz(SampleRate sample_rate) {
}
}
// The following buffer write rates were found by hardware test on o3ds and n3ds.
// The 3ds writes to the sharedmem roughly every 15 samples
constexpr u64 BufferUpdateRate8180 = BASE_CLOCK_RATE_ARM11 / 511;
constexpr u64 BufferUpdateRate10910 = BASE_CLOCK_RATE_ARM11 / 681;
constexpr u64 BufferUpdateRate16360 = BASE_CLOCK_RATE_ARM11 / 1022;
constexpr u64 BufferUpdateRate32730 = BASE_CLOCK_RATE_ARM11 / 2045;
constexpr u64 GetBufferUpdateRate(SampleRate sample_rate) {
switch (sample_rate) {
case SampleRate::Rate8180:
return BufferUpdateRate8180;
case SampleRate::Rate10910:
return BufferUpdateRate10910;
case SampleRate::Rate16360:
return BufferUpdateRate16360;
case SampleRate::Rate32730:
return BufferUpdateRate32730;
default:
UNREACHABLE();
}
}
// Variables holding the current mic buffer writing state
struct State {
u8* sharedmem_buffer = nullptr;
u32 sharedmem_size = 0;
size_t size = 0;
u32 offset = 0;
u32 initial_offset = 0;
bool looped_buffer = false;
u8 sample_size = 0;
SampleRate sample_rate = SampleRate::Rate16360;
void UpdateOffset() {
// The last 4 bytes of the shared memory contains the latest offset
// so update that as well https://www.3dbrew.org/wiki/MIC_Shared_Memory
std::memcpy(sharedmem_buffer + (sharedmem_size - sizeof(u32)),
reinterpret_cast<u8*>(&offset), sizeof(u32));
}
void WriteSamples(const std::vector<u8>& samples) {
u32 bytes_total_written = 0;
const size_t remaining_space = size - offset;
size_t bytes_to_write = std::min(samples.size(), remaining_space);
// Write as many samples as we can to the buffer.
// TODO if the sample size is 16bit, this could theoretically cut a sample
std::memcpy(sharedmem_buffer + offset, samples.data(), bytes_to_write);
offset += static_cast<u32>(bytes_to_write);
bytes_total_written += static_cast<u32>(bytes_to_write);
// If theres any samples left to write after we looped, go ahead and write them now
if (looped_buffer && samples.size() > bytes_total_written) {
offset = initial_offset;
bytes_to_write = std::min(samples.size() - bytes_total_written, size);
std::memcpy(sharedmem_buffer + offset, samples.data() + bytes_total_written,
bytes_to_write);
offset += static_cast<u32>(bytes_to_write);
}
}
};
struct MIC_U::Impl {
explicit Impl(Core::System& system) {
explicit Impl(Core::System& system) : timing(system.CoreTiming()) {
buffer_full_event =
system.Kernel().CreateEvent(Kernel::ResetType::OneShot, "MIC_U::buffer_full_event");
buffer_write_event = timing.RegisterEvent(
"MIC_U::UpdateBuffer", std::bind(&Impl::UpdateSharedMemBuffer, this,
std::placeholders::_1, std::placeholders::_2));
}
void MapSharedMem(Kernel::HLERequestContext& ctx) {
@ -59,10 +124,10 @@ struct MIC_U::Impl {
if (shared_memory) {
shared_memory->SetName("MIC_U:shared_memory");
state.sharedmem_buffer = shared_memory->GetPointer();
state.sharedmem_size = size;
}
mic->SetBackingMemory(shared_memory->GetPointer(), size);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
@ -77,6 +142,25 @@ struct MIC_U::Impl {
LOG_TRACE(Service_MIC, "MIC:U UnmapSharedMem called");
}
void UpdateSharedMemBuffer(u64 userdata, s64 cycles_late) {
// If the event was scheduled before the application requested the mic to stop sampling
if (!mic->IsSampling()) {
return;
}
Frontend::Mic::Samples samples = mic->Read();
if (!samples.empty()) {
// write the samples to sharedmem page
state.WriteSamples(samples);
// write the new offset to the last 4 bytes of the buffer
state.UpdateOffset();
}
// schedule next run
timing.ScheduleEvent(GetBufferUpdateRate(state.sample_rate) - cycles_late,
buffer_write_event);
}
void StartSampling(Kernel::HLERequestContext& ctx) {
IPC::RequestParser rp{ctx, 0x03, 5, 0};
@ -86,14 +170,27 @@ struct MIC_U::Impl {
u32 audio_buffer_size = rp.Pop<u32>();
bool audio_buffer_loop = rp.Pop<bool>();
if (mic->IsSampling()) {
LOG_CRITICAL(Service_MIC,
"Application started sampling again before stopping sampling");
mic->StopSampling();
}
auto sign = encoding == Encoding::PCM8Signed || encoding == Encoding::PCM16Signed
? Frontend::Mic::Signedness::Signed
: Frontend::Mic::Signedness::Unsigned;
u8 sample_size = encoding == Encoding::PCM8Signed || encoding == Encoding::PCM8 ? 8 : 16;
state.offset = state.initial_offset = audio_buffer_offset;
state.sample_rate = sample_rate;
state.sample_size = sample_size;
state.looped_buffer = audio_buffer_loop;
state.size = audio_buffer_size;
mic->StartSampling({sign, sample_size, audio_buffer_loop, GetSampleRateInHz(sample_rate),
audio_buffer_offset, audio_buffer_size});
timing.ScheduleEvent(GetBufferUpdateRate(state.sample_rate), buffer_write_event);
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
LOG_TRACE(Service_MIC,
@ -229,14 +326,16 @@ struct MIC_U::Impl {
IPC::RequestBuilder rb = rp.MakeBuilder(1, 0);
rb.Push(RESULT_SUCCESS);
}
Kernel::SharedPtr<Kernel::Event> buffer_full_event =
Core::System::GetInstance().Kernel().CreateEvent(Kernel::ResetType::OneShot,
"MIC_U::buffer_full_event");
Kernel::SharedPtr<Kernel::Event> buffer_full_event;
Core::TimingEventType* buffer_write_event = nullptr;
Kernel::SharedPtr<Kernel::SharedMemory> shared_memory;
u32 client_version = 0;
bool allow_shell_closed = false;
bool clamp = false;
std::shared_ptr<Frontend::Mic::Interface> mic;
Core::Timing& timing;
State state{};
};
void MIC_U::MapSharedMem(Kernel::HLERequestContext& ctx) {
@ -324,7 +423,7 @@ MIC_U::MIC_U(Core::System& system)
{0x00100040, &MIC_U::SetClientVersion, "SetClientVersion"},
};
impl->mic = Frontend::GetCurrentMic();
impl->mic = Frontend::Mic::GetCurrentMic();
RegisterHandlers(functions);
}

7
src/core/settings.cpp
View File

@ -63,10 +63,13 @@ void Apply() {
// TODO support mic hotswapping by creating the new impl, and copying any parameters to it.
switch (Settings::values.mic_input_type) {
case 0:
Frontend::RegisterMic(std::make_shared<Frontend::Mic::NullMic>());
Frontend::Mic::RegisterMic(std::make_shared<Frontend::Mic::NullMic>());
break;
case 1:
Frontend::RegisterMic(std::make_shared<AudioCore::CubebInput>());
Frontend::Mic::RegisterMic(std::make_shared<AudioCore::CubebInput>());
break;
case 2:
Frontend::Mic::RegisterMic(std::make_shared<Frontend::Mic::StaticMic>());
break;
}
}