compute-runtime/opencl/source/sharings/va/va_sharing_functions.cpp

139 lines
5.9 KiB
C++

/*
* Copyright (C) 2018-2025 Intel Corporation
*
* SPDX-License-Identifier: MIT
*
*/
#include "va_sharing_functions.h"
#include "shared/source/debug_settings/debug_settings_manager.h"
#include "opencl/source/sharings/va/va_surface.h"
#include <dlfcn.h>
namespace Os {
extern const char *libvaDllName;
}
namespace NEO {
std::function<void *(const char *, int)> VASharingFunctions::fdlopen = dlopen;
std::function<void *(void *handle, const char *symbol)> VASharingFunctions::fdlsym = dlsym;
std::function<int(void *handle)> VASharingFunctions::fdlclose = dlclose;
VASharingFunctions::VASharingFunctions(VADisplay vaDisplay) : vaDisplay(vaDisplay) {
initFunctions();
};
VASharingFunctions::~VASharingFunctions() {
if (libHandle != nullptr) {
fdlclose(libHandle);
libHandle = nullptr;
}
}
bool VASharingFunctions::isVaLibraryAvailable() {
auto lib = fdlopen(Os::libvaDllName, RTLD_LAZY);
if (lib) {
fdlclose(lib);
return true;
}
return false;
}
void VASharingFunctions::initFunctions() {
bool enableVaLibCalls = true;
if (debugManager.flags.EnableVaLibCalls.get() != -1) {
enableVaLibCalls = !!debugManager.flags.EnableVaLibCalls.get();
}
if (enableVaLibCalls) {
libHandle = fdlopen(Os::libvaDllName, RTLD_LAZY);
if (libHandle) {
vaDisplayIsValidPFN = reinterpret_cast<VADisplayIsValidPFN>(fdlsym(libHandle, "vaDisplayIsValid"));
vaDeriveImagePFN = reinterpret_cast<VADeriveImagePFN>(fdlsym(libHandle, "vaDeriveImage"));
vaDestroyImagePFN = reinterpret_cast<VADestroyImagePFN>(fdlsym(libHandle, "vaDestroyImage"));
vaSyncSurfacePFN = reinterpret_cast<VASyncSurfacePFN>(fdlsym(libHandle, "vaSyncSurface"));
vaGetLibFuncPFN = reinterpret_cast<VAGetLibFuncPFN>(fdlsym(libHandle, "vaGetLibFunc"));
vaExtGetSurfaceHandlePFN = reinterpret_cast<VAExtGetSurfaceHandlePFN>(getLibFunc("DdiMedia_ExtGetSurfaceHandle"));
vaExportSurfaceHandlePFN = reinterpret_cast<VAExportSurfaceHandlePFN>(fdlsym(libHandle, "vaExportSurfaceHandle"));
vaQueryImageFormatsPFN = reinterpret_cast<VAQueryImageFormatsPFN>(fdlsym(libHandle, "vaQueryImageFormats"));
vaMaxNumImageFormatsPFN = reinterpret_cast<VAMaxNumImageFormatsPFN>(fdlsym(libHandle, "vaMaxNumImageFormats"));
} else {
vaDisplayIsValidPFN = nullptr;
vaDeriveImagePFN = nullptr;
vaDestroyImagePFN = nullptr;
vaSyncSurfacePFN = nullptr;
vaGetLibFuncPFN = nullptr;
vaExtGetSurfaceHandlePFN = nullptr;
vaExportSurfaceHandlePFN = nullptr;
vaQueryImageFormatsPFN = nullptr;
vaMaxNumImageFormatsPFN = nullptr;
}
}
}
void VASharingFunctions::querySupportedVaImageFormats(VADisplay vaDisplay) {
int maxFormats = this->maxNumImageFormats(vaDisplay);
if (maxFormats > 0) {
std::unique_ptr<VAImageFormat[]> allVaFormats(new VAImageFormat[maxFormats]);
auto result = this->queryImageFormats(vaDisplay, allVaFormats.get(), &maxFormats);
if (result == VA_STATUS_SUCCESS) {
for (int i = 0; i < maxFormats; i++) {
if (VASurface::isSupportedFourCCTwoPlaneFormat(allVaFormats[i].fourcc)) {
supported2PlaneFormats.emplace_back(allVaFormats[i]);
} else if (VASurface::isSupportedFourCCThreePlaneFormat(allVaFormats[i].fourcc)) {
supported3PlaneFormats.emplace_back(allVaFormats[i]);
} else if (VASurface::isSupportedPackedFormat(allVaFormats[i].fourcc)) {
supportedPackedFormats.emplace_back(allVaFormats[i]);
}
}
}
}
}
cl_int VASharingFunctions::getSupportedFormats(cl_mem_flags flags,
cl_mem_object_type imageType,
cl_uint plane,
cl_uint numEntries,
VAImageFormat *formats,
cl_uint *numImageFormats) {
if (flags != CL_MEM_READ_ONLY && flags != CL_MEM_WRITE_ONLY && flags != CL_MEM_READ_WRITE &&
flags != CL_MEM_KERNEL_READ_AND_WRITE) {
return CL_INVALID_VALUE;
}
if (imageType != CL_MEM_OBJECT_IMAGE2D) {
return CL_SUCCESS;
}
if (numImageFormats != nullptr) {
if (plane == 2) {
*numImageFormats = static_cast<cl_uint>(supported3PlaneFormats.size());
} else if (plane < 2) {
*numImageFormats = static_cast<cl_uint>(supported2PlaneFormats.size() + supported3PlaneFormats.size() + supportedPackedFormats.size());
}
}
if (plane == 2) {
if (formats != nullptr && supported3PlaneFormats.size() > 0) {
uint32_t elementsToCopy = std::min(numEntries, static_cast<uint32_t>(supported3PlaneFormats.size()));
memcpy_s(formats, elementsToCopy * sizeof(VAImageFormat), &supported3PlaneFormats[0], elementsToCopy * sizeof(VAImageFormat));
}
} else if (plane < 2) {
if (formats != nullptr && (supported2PlaneFormats.size() > 0 || supported3PlaneFormats.size() > 0 || supportedPackedFormats.size() > 0)) {
uint32_t elementsToCopy = std::min(numEntries, static_cast<uint32_t>(supported2PlaneFormats.size() + supported3PlaneFormats.size() + supportedPackedFormats.size()));
std::vector<VAImageFormat> tmpFormats;
tmpFormats.insert(tmpFormats.end(), supported2PlaneFormats.begin(), supported2PlaneFormats.end());
tmpFormats.insert(tmpFormats.end(), supported3PlaneFormats.begin(), supported3PlaneFormats.end());
tmpFormats.insert(tmpFormats.end(), supportedPackedFormats.begin(), supportedPackedFormats.end());
memcpy_s(formats, elementsToCopy * sizeof(VAImageFormat), &tmpFormats[0], elementsToCopy * sizeof(VAImageFormat));
}
}
return CL_SUCCESS;
}
} // namespace NEO