Cemu/src/Cafe/OS/libs/camera/camera.cpp
capitalistspz d00222be11 Change from singleton CameraManager to namespace.
Update `openpnp-capture` dep for static linking.
Fix camera selection dropdown width
2025-03-31 10:04:25 +01:00

291 lines
7.9 KiB
C++

#include "Common/precompiled.h"
#include "Cafe/OS/common/OSCommon.h"
#include "camera.h"
#include "Cafe/OS/RPL/rpl.h"
#include "Cafe/HW/Espresso/PPCCallback.h"
#include "util/helpers/helpers.h"
#include "util/helpers/ringbuffer.h"
#include "camera/CameraManager.h"
#include "Cafe/HW/Espresso/Const.h"
#include "Common/CafeString.h"
namespace camera
{
constexpr unsigned CAMERA_WIDTH = 640;
constexpr unsigned CAMERA_HEIGHT = 480;
enum CAMStatus : sint32
{
CAM_STATUS_SUCCESS = 0,
CAM_STATUS_INVALID_ARG = -1,
CAM_STATUS_INVALID_HANDLE = -2,
CAM_STATUS_SURFACE_QUEUE_FULL = -4,
CAM_STATUS_INSUFFICIENT_MEMORY = -5,
CAM_STATUS_NOT_READY = -6,
CAM_STATUS_UNINITIALIZED = -8,
CAM_STATUS_UVC_ERROR = -9,
CAM_STATUS_DECODER_INIT_INIT_FAILED = -10,
CAM_STATUS_DEVICE_IN_USE = -12,
CAM_STATUS_DECODER_SESSION_FAILED = -13,
CAM_STATUS_INVALID_PROPERTY = -14,
CAM_STATUS_SEGMENT_VIOLATION = -15
};
enum class CAMFps : uint32
{
_15 = 0,
_30 = 1
};
enum class CAMEventType : uint32
{
Decode = 0,
Detached = 1
};
enum class CAMForceDisplay
{
None = 0,
DRC = 1
};
enum class CAMImageType : uint32
{
Default = 0
};
struct CAMImageInfo
{
betype<CAMImageType> type;
uint32be height;
uint32be width;
};
static_assert(sizeof(CAMImageInfo) == 0x0C);
struct CAMInitInfo_t
{
CAMImageInfo imageInfo;
uint32be workMemorySize;
MEMPTR<void> workMemoryData;
MEMPTR<void> callback;
betype<CAMForceDisplay> forceDisplay;
betype<CAMFps> fps;
uint32be threadFlags;
uint8 unk[0x10];
};
static_assert(sizeof(CAMInitInfo_t) == 0x34);
struct CAMTargetSurface
{
sint32be size;
MEMPTR<uint8> data;
uint8 unused[0x18];
};
static_assert(sizeof(CAMTargetSurface) == 0x20);
struct CAMDecodeEventParam
{
betype<CAMEventType> type;
MEMPTR<void> data;
uint32be channel;
uint32be errored;
};
static_assert(sizeof(CAMDecodeEventParam) == 0x10);
constexpr static int32_t CAM_HANDLE = 0;
struct
{
std::recursive_mutex mutex{};
bool initialized = false;
bool shouldTriggerCallback = false;
std::atomic_bool isOpen = false;
std::atomic_bool isExiting = false;
bool isWorking = false;
unsigned fps = 30;
MEMPTR<void> eventCallback = nullptr;
RingBuffer<MEMPTR<uint8>, 20> inTargetBuffers{};
RingBuffer<MEMPTR<uint8>, 20> outTargetBuffers{};
} s_instance;
SysAllocator<CAMDecodeEventParam> s_cameraEventData;
SysAllocator<OSThread_t> s_cameraWorkerThread;
SysAllocator<uint8, 1024 * 64> s_cameraWorkerThreadStack;
SysAllocator<CafeString<22>> s_cameraWorkerThreadNameBuffer;
SysAllocator<coreinit::OSEvent> s_cameraOpenEvent;
void WorkerThread(PPCInterpreter_t*)
{
s_cameraEventData->type = CAMEventType::Decode;
s_cameraEventData->channel = 0;
s_cameraEventData->data = nullptr;
s_cameraEventData->errored = false;
PPCCoreCallback(s_instance.eventCallback, s_cameraEventData.GetMPTR());
while (!s_instance.isExiting)
{
coreinit::OSWaitEvent(s_cameraOpenEvent);
while (true)
{
if (!s_instance.isOpen || s_instance.isExiting)
{
// Fill leftover buffers before stopping
if (!s_instance.inTargetBuffers.HasData())
break;
}
s_cameraEventData->type = CAMEventType::Decode;
s_cameraEventData->channel = 0;
const auto surfaceBuffer = s_instance.inTargetBuffers.Pop();
if (surfaceBuffer.IsNull())
{
s_cameraEventData->data = nullptr;
s_cameraEventData->errored = true;
}
else
{
CameraManager::FillNV12Buffer(surfaceBuffer.GetPtr());
s_cameraEventData->data = surfaceBuffer;
s_cameraEventData->errored = false;
}
PPCCoreCallback(s_instance.eventCallback, s_cameraEventData.GetMPTR());
coreinit::OSSleepTicks(Espresso::TIMER_CLOCK / (s_instance.fps - 1));
}
}
coreinit::OSExitThread(0);
}
sint32 CAMGetMemReq(const CAMImageInfo* info)
{
if (!info)
return CAM_STATUS_INVALID_ARG;
return 1 * 1024; // always return 1KB
}
CAMStatus CAMCheckMemSegmentation(void* base, uint32 size)
{
if (!base || size == 0)
return CAM_STATUS_INVALID_ARG;
return CAM_STATUS_SUCCESS;
}
sint32 CAMInit(uint32 cameraId, const CAMInitInfo_t* initInfo, betype<CAMStatus>* error)
{
*error = CAM_STATUS_SUCCESS;
std::scoped_lock lock(s_instance.mutex);
if (s_instance.initialized)
{
*error = CAM_STATUS_DEVICE_IN_USE;
return -1;
}
if (!initInfo || !initInfo->workMemoryData ||
!match_any_of(initInfo->forceDisplay, CAMForceDisplay::None, CAMForceDisplay::DRC) ||
!match_any_of(initInfo->fps, CAMFps::_15, CAMFps::_30) ||
initInfo->imageInfo.type != CAMImageType::Default)
{
*error = CAM_STATUS_INVALID_ARG;
return -1;
}
CameraManager::Init();
cemu_assert_debug(initInfo->forceDisplay != CAMForceDisplay::DRC);
cemu_assert_debug(initInfo->workMemorySize != 0);
cemu_assert_debug(initInfo->imageInfo.type == CAMImageType::Default);
s_instance.isExiting = false;
s_instance.fps = initInfo->fps == CAMFps::_15 ? 15 : 30;
s_instance.initialized = true;
s_instance.eventCallback = initInfo->callback;
coreinit::OSInitEvent(s_cameraOpenEvent, coreinit::OSEvent::EVENT_STATE::STATE_NOT_SIGNALED, coreinit::OSEvent::EVENT_MODE::MODE_AUTO);
coreinit::__OSCreateThreadType(
s_cameraWorkerThread, RPLLoader_MakePPCCallable(WorkerThread), 0, nullptr,
s_cameraWorkerThreadStack.GetPtr() + s_cameraWorkerThreadStack.GetByteSize(), s_cameraWorkerThreadStack.GetByteSize(),
0x10, initInfo->threadFlags & 7, OSThread_t::THREAD_TYPE::TYPE_DRIVER);
s_cameraWorkerThreadNameBuffer->assign("CameraWorkerThread");
coreinit::OSSetThreadName(s_cameraWorkerThread.GetPtr(), s_cameraWorkerThreadNameBuffer->c_str());
coreinit::OSResumeThread(s_cameraWorkerThread.GetPtr());
return CAM_STATUS_SUCCESS;
}
CAMStatus CAMClose(sint32 camHandle)
{
if (camHandle != CAM_HANDLE)
return CAM_STATUS_INVALID_HANDLE;
{
std::scoped_lock lock(s_instance.mutex);
if (!s_instance.initialized || !s_instance.isOpen)
return CAM_STATUS_UNINITIALIZED;
s_instance.isOpen = false;
}
CameraManager::Close();
return CAM_STATUS_SUCCESS;
}
CAMStatus CAMOpen(sint32 camHandle)
{
if (camHandle != CAM_HANDLE)
return CAM_STATUS_INVALID_HANDLE;
auto lock = std::scoped_lock(s_instance.mutex);
if (!s_instance.initialized)
return CAM_STATUS_UNINITIALIZED;
if (s_instance.isOpen)
return CAM_STATUS_DEVICE_IN_USE;
CameraManager::Open();
s_instance.isOpen = true;
coreinit::OSSignalEvent(s_cameraOpenEvent);
s_instance.inTargetBuffers.Clear();
s_instance.outTargetBuffers.Clear();
return CAM_STATUS_SUCCESS;
}
CAMStatus CAMSubmitTargetSurface(sint32 camHandle, CAMTargetSurface* targetSurface)
{
if (camHandle != CAM_HANDLE)
return CAM_STATUS_INVALID_HANDLE;
if (!targetSurface || targetSurface->data.IsNull() || targetSurface->size < 1)
return CAM_STATUS_INVALID_ARG;
auto lock = std::scoped_lock(s_instance.mutex);
if (!s_instance.initialized)
return CAM_STATUS_UNINITIALIZED;
if (!s_instance.inTargetBuffers.Push(targetSurface->data))
return CAM_STATUS_SURFACE_QUEUE_FULL;
return CAM_STATUS_SUCCESS;
}
void CAMExit(sint32 camHandle)
{
if (camHandle != CAM_HANDLE)
return;
std::scoped_lock lock(s_instance.mutex);
if (!s_instance.initialized)
return;
s_instance.isExiting = true;
if (s_instance.isOpen)
CAMClose(camHandle);
coreinit::OSSignalEvent(s_cameraOpenEvent.GetPtr());
coreinit::OSJoinThread(s_cameraWorkerThread, nullptr);
s_instance.initialized = false;
}
void reset()
{
CAMExit(0);
}
void load()
{
reset();
cafeExportRegister("camera", CAMGetMemReq, LogType::Force);
cafeExportRegister("camera", CAMCheckMemSegmentation, LogType::Force);
cafeExportRegister("camera", CAMInit, LogType::Force);
cafeExportRegister("camera", CAMExit, LogType::Force);
cafeExportRegister("camera", CAMOpen, LogType::Force);
cafeExportRegister("camera", CAMClose, LogType::Force);
cafeExportRegister("camera", CAMSubmitTargetSurface, LogType::Force);
}
} // namespace camera