in source/backend/opencl/execution/image/RasterExecution.cpp [25:400]
ErrorCode RasterExecution::onEncode(const std::vector<Tensor *> &____inputs, const std::vector<Tensor *> &outputs) {
#ifdef LOG_VERBOSE
MNN_PRINT("start RasterExecution onResize !\n");
#endif
mTempInput.clear();
mTempOutput = nullptr;
MNN_ASSERT(outputs.size() == 1);
auto output = outputs[0];
OpCommonUtils::rasterInputReset(____inputs, outputs[0]);
auto des = TensorUtils::getDescribe(output);
auto outputDes = TensorUtils::getDescribe(output);
mNeedZero = !TensorUtils::regionIsFull(output);
auto regionNum = des->regions.size();
auto runtime = ((OpenCLBackend *)backend())->getOpenCLRuntime();
mFast = false;
if (outputDes->dimensionFormat == MNN_DATA_FORMAT_NC4HW4) {
mFast = true;
for (int i=0; i< des->regions.size(); ++i) {
auto& slice = des->regions[i];
if (TensorUtils::getDescribe(slice.origin)->dimensionFormat != MNN_DATA_FORMAT_NC4HW4) {
mFast = false;
break;
}
if (!OpCommonUtils::canBlitFast(slice, output)) {
mFast = false;
break;
}
}
}
if(mFast)
{
mUnits.resize(regionNum);
int kernel_idx = 0;
if(mNeedZero)
{
mUnits.resize(regionNum + 1);
auto outputShape = tensorShapeFormat(output);
int region[] = {outputShape[0], UP_DIV(outputShape[3], 4), outputShape[1], outputShape[2]};//nhwc
Unit &unit = mUnits[kernel_idx++];
unit.kernel = runtime->buildKernel("raster", "image_set_zero", {}, mOpenCLBackend->getPrecision(), output, output);
unit.localWorkSize = {8, 8};
unit.globalWorkSize = {(uint32_t)UP_DIV((region[1] * region[3]), 16)*16,
(uint32_t)UP_DIV((region[0] * region[2]), 16)*16};
int global_dim0 = region[1] * region[3];
int global_dim1 = region[0] * region[2];
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, global_dim0);
ret |= unit.kernel->get().setArg(idx++, global_dim1);
ret |= unit.kernel->get().setArg(idx++, openCLImage(output));
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
mOpenCLBackend->recordKernel2d(unit.kernel,
{(uint32_t)UP_DIV((region[1] * region[3]), 16)*16,
(uint32_t)UP_DIV((region[0] * region[2]), 16)*16},
{8, 8});
}
// image raster
for (auto& slice : des->regions)
{
Tensor::InsideDescribe::Region C4Region;
OpCommonUtils::turnToPackRegion(slice, C4Region, output, 4);
Unit &unit = mUnits[kernel_idx++];
unit.kernel = runtime->buildKernel("raster", "raster_image", {}, mOpenCLBackend->getPrecision(), output, output);
const std::vector<uint32_t> gws = {(uint32_t)C4Region.size[2],
(uint32_t)C4Region.size[1],
(uint32_t)C4Region.size[0]};
uint32_t mMaxWorkGroupSize = static_cast<uint32_t>(runtime->getMaxWorkGroupSize(unit.kernel));
auto outputShape = tensorShapeFormat(output);
auto sliceShape = tensorShapeFormat(slice.origin);
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, gws[0]);
ret |= unit.kernel->get().setArg(idx++, gws[1]);
ret |= unit.kernel->get().setArg(idx++, gws[2]);
ret |= unit.kernel->get().setArg(idx++, openCLImage(slice.origin));
ret |= unit.kernel->get().setArg(idx++, C4Region.src.offset);
ret |= unit.kernel->get().setArg(idx++, C4Region.src.stride[0]);
ret |= unit.kernel->get().setArg(idx++, C4Region.src.stride[1]);
ret |= unit.kernel->get().setArg(idx++, C4Region.src.stride[2]);
ret |= unit.kernel->get().setArg(idx++, sliceShape[1]);
ret |= unit.kernel->get().setArg(idx++, sliceShape[2]);
ret |= unit.kernel->get().setArg(idx++, sliceShape[3]);
ret |= unit.kernel->get().setArg(idx++, openCLImage(output));
ret |= unit.kernel->get().setArg(idx++, C4Region.dst.offset);
ret |= unit.kernel->get().setArg(idx++, C4Region.dst.stride[0]);
ret |= unit.kernel->get().setArg(idx++, C4Region.dst.stride[1]);
ret |= unit.kernel->get().setArg(idx++, C4Region.dst.stride[2]);
ret |= unit.kernel->get().setArg(idx++, outputShape[1]);
ret |= unit.kernel->get().setArg(idx++, outputShape[2]);
ret |= unit.kernel->get().setArg(idx++, outputShape[3]);
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
std::string name = "rasterImage";
const std::vector<uint32_t> lws = localWS3DDefault(gws, mMaxWorkGroupSize, mOpenCLBackend->getOpenCLRuntime(), name, unit.kernel, mOpenCLBackend->getCLTuneLevel()).first;
unit.localWorkSize = {lws[0], lws[1], lws[2]};
unit.globalWorkSize = {ROUND_UP(gws[0], std::max((uint32_t)1, lws[0])),
ROUND_UP(gws[1], std::max((uint32_t)1, lws[1])),
ROUND_UP(gws[2], std::max((uint32_t)1, lws[2]))};
mOpenCLBackend->recordKernel3d(unit.kernel, gws, lws);
}
return NO_ERROR;
}
bool cancombine = CanCombine(outputs);
// Alloc Temp buffer
auto bufferPool = ((OpenCLBackend *)backend())->getBufferPool();
auto bufferUnitSize = mOpenCLBackend->getPrecision() != BackendConfig::Precision_High ? sizeof(half_float::half) : sizeof(float);
for(int i=0; i< regionNum; ++i)
{
auto origin = des->regions[i].origin;
if(mTempInput.find(origin) != mTempInput.end())
{
continue;
}
auto buffer = bufferPool->alloc(origin->elementSize()*bufferUnitSize);
mTempInput.insert(std::make_pair(origin, buffer));
}
mTempOutput = bufferPool->alloc(output->elementSize() * bufferUnitSize);
for(auto& iter : mTempInput)
{
bufferPool->recycle(iter.second);
}
bufferPool->recycle(mTempOutput);
auto originNum = mTempInput.size();
if(cancombine){
regionNum = 1;
}
mUnits.resize(regionNum + originNum + 1);
int kernel_idx = 0;
if(mNeedZero)
{
mUnits.resize(regionNum + originNum + 2);
auto outputShape = tensorShapeFormat(output);
int region[] = {outputShape[0], outputShape[3], outputShape[1], outputShape[2]};//nhwc
Unit &unit = mUnits[kernel_idx++];
unit.kernel = runtime->buildKernel("raster", "buffer_set_zero", {}, mOpenCLBackend->getPrecision(), output, output);
std::vector<uint32_t> gws = {(uint32_t)(region[2] * region[3]),
(uint32_t)(region[0] * region[1])};
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, gws[0]);
ret |= unit.kernel->get().setArg(idx++, gws[1]);
ret |= unit.kernel->get().setArg(idx++, *mTempOutput);
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
uint32_t mMaxWorkGroupSize = static_cast<uint32_t>(runtime->getMaxWorkGroupSize(unit.kernel));
std::string kernelName = "raster_buffer_set_zero";
std::vector<uint32_t> lws = localWS2DDefault(gws, mMaxWorkGroupSize, mOpenCLBackend->getOpenCLRuntime(), kernelName, unit.kernel, mOpenCLBackend->getCLTuneLevel()).first;
unit.localWorkSize = {lws[0], lws[1]};
unit.globalWorkSize = {ROUND_UP(gws[0], std::max((uint32_t)1, lws[0])),
ROUND_UP(gws[1], std::max((uint32_t)1, lws[1]))};
mOpenCLBackend->recordKernel2d(unit.kernel, gws, lws);
}
//image to buffer
for(auto& iter : mTempInput)
{
Tensor* origin = iter.first;
std::vector<int> regionShape = tensorShapeFormat(origin);
int inputWH[] = {regionShape[2], regionShape[1]};
int region[] = {regionShape[0], UP_DIV(regionShape[3], 4), regionShape[1], regionShape[2]};
Unit &unit = mUnits[kernel_idx++];
if(TensorUtils::getDescribe(origin)->dimensionFormat == MNN_DATA_FORMAT_NHWC)// Image to nhwc buffer
{
unit.kernel = runtime->buildKernel("buffer_to_image", "image_to_nhwc_buffer", {}, mOpenCLBackend->getPrecision(), origin, origin);
}
else //Image to nchw buffer
{
unit.kernel = runtime->buildKernel("buffer_to_image", "image_to_nchw_buffer", {}, mOpenCLBackend->getPrecision(), origin, origin);
}
std::vector<uint32_t> gws = {(uint32_t)(region[3] * region[1]),
(uint32_t)(region[2] * region[0])};
//MNN_CHECK_CL_SUCCESS
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, gws[0]);
ret |= unit.kernel->get().setArg(idx++, gws[1]);
ret |= unit.kernel->get().setArg(idx++, *(iter.second));
ret |= unit.kernel->get().setArg(idx++, inputWH[1]);
ret |= unit.kernel->get().setArg(idx++, inputWH[0]);
ret |= unit.kernel->get().setArg(idx++, regionShape[3]);
ret |= unit.kernel->get().setArg(idx++, openCLImage(origin));
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
uint32_t mMaxWorkGroupSize = static_cast<uint32_t>(runtime->getMaxWorkGroupSize(unit.kernel));
std::string kernelName = "raster_image_to_buffer";
std::vector<uint32_t> lws = localWS2DDefault(gws, mMaxWorkGroupSize, mOpenCLBackend->getOpenCLRuntime(), kernelName, unit.kernel, mOpenCLBackend->getCLTuneLevel()).first;
unit.localWorkSize = {lws[0], lws[1]};
unit.globalWorkSize = {ROUND_UP(gws[0], std::max((uint32_t)1, lws[0])),
ROUND_UP(gws[1], std::max((uint32_t)1, lws[1]))};
mOpenCLBackend->recordKernel2d(unit.kernel, gws, lws);
}
// buffer raster
if(cancombine){
auto regions = des->regions;
auto slice = regions[0];
int nums = regions.size();
int src_offset = regions[1].src.offset - slice.src.offset;
int dst_offset = regions[1].dst.offset - slice.dst.offset;
Unit &unit = mUnits[kernel_idx++];
unit.kernel = runtime->buildKernel("raster", "raster_buffer_combine", {}, mOpenCLBackend->getPrecision(), output, output);
unit.globalWorkSize = {(uint32_t)slice.size[2] * nums,
(uint32_t)slice.size[1],
(uint32_t)slice.size[0]};
const std::vector<uint32_t> gws = {(uint32_t)slice.size[2] * nums,
(uint32_t)slice.size[1],
(uint32_t)slice.size[0]};
uint32_t mMaxWorkGroupSize = static_cast<uint32_t>(runtime->getMaxWorkGroupSize(unit.kernel));
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, gws[0]);
ret |= unit.kernel->get().setArg(idx++, gws[1]);
ret |= unit.kernel->get().setArg(idx++, gws[2]);
ret |= unit.kernel->get().setArg(idx++, *(mTempInput[slice.origin]));
ret |= unit.kernel->get().setArg(idx++, slice.src.offset);
ret |= unit.kernel->get().setArg(idx++, src_offset);
ret |= unit.kernel->get().setArg(idx++, slice.src.stride[0]);
ret |= unit.kernel->get().setArg(idx++, slice.src.stride[1]);
ret |= unit.kernel->get().setArg(idx++, slice.src.stride[2]);
ret |= unit.kernel->get().setArg(idx++, *mTempOutput);
ret |= unit.kernel->get().setArg(idx++, slice.dst.offset);
ret |= unit.kernel->get().setArg(idx++, dst_offset);
ret |= unit.kernel->get().setArg(idx++, slice.dst.stride[0]);
ret |= unit.kernel->get().setArg(idx++, slice.dst.stride[1]);
ret |= unit.kernel->get().setArg(idx++, slice.dst.stride[2]);
ret |= unit.kernel->get().setArg(idx++, slice.size[2]);
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
std::string name = "rasterBuffer";
const std::vector<uint32_t> lws = localWS3DDefault(gws, mMaxWorkGroupSize, mOpenCLBackend->getOpenCLRuntime(), name, unit.kernel, mOpenCLBackend->getCLTuneLevel()).first;
unit.localWorkSize = {lws[0], lws[1], lws[2]};
unit.globalWorkSize = {ROUND_UP(gws[0], std::max((uint32_t)1, lws[0])),
ROUND_UP(gws[1], std::max((uint32_t)1, lws[1])),
ROUND_UP(gws[2], std::max((uint32_t)1, lws[2]))};
mOpenCLBackend->recordKernel3d(unit.kernel, gws, lws);
}else{
for (auto& slice : des->regions)
{
Unit &unit = mUnits[kernel_idx++];
unit.kernel = runtime->buildKernel("raster", "raster_buffer", {}, mOpenCLBackend->getPrecision(), output, output);
unit.globalWorkSize = {(uint32_t)slice.size[2],
(uint32_t)slice.size[1],
(uint32_t)slice.size[0]};
const std::vector<uint32_t> gws = {(uint32_t)slice.size[2],
(uint32_t)slice.size[1],
(uint32_t)slice.size[0]};
uint32_t mMaxWorkGroupSize = static_cast<uint32_t>(runtime->getMaxWorkGroupSize(unit.kernel));
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, gws[0]);
ret |= unit.kernel->get().setArg(idx++, gws[1]);
ret |= unit.kernel->get().setArg(idx++, gws[2]);
ret |= unit.kernel->get().setArg(idx++, *(mTempInput[slice.origin]));
ret |= unit.kernel->get().setArg(idx++, slice.src.offset);
ret |= unit.kernel->get().setArg(idx++, slice.src.stride[0]);
ret |= unit.kernel->get().setArg(idx++, slice.src.stride[1]);
ret |= unit.kernel->get().setArg(idx++, slice.src.stride[2]);
ret |= unit.kernel->get().setArg(idx++, *mTempOutput);
ret |= unit.kernel->get().setArg(idx++, slice.dst.offset);
ret |= unit.kernel->get().setArg(idx++, slice.dst.stride[0]);
ret |= unit.kernel->get().setArg(idx++, slice.dst.stride[1]);
ret |= unit.kernel->get().setArg(idx++, slice.dst.stride[2]);
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
std::string name = "rasterBuffer";
const std::vector<uint32_t> lws = localWS3DDefault(gws, mMaxWorkGroupSize, mOpenCLBackend->getOpenCLRuntime(), name, unit.kernel, mOpenCLBackend->getCLTuneLevel()).first;
unit.localWorkSize = {lws[0], lws[1], lws[2]};
unit.globalWorkSize = {ROUND_UP(gws[0], std::max((uint32_t)1, lws[0])),
ROUND_UP(gws[1], std::max((uint32_t)1, lws[1])),
ROUND_UP(gws[2], std::max((uint32_t)1, lws[2]))};
mOpenCLBackend->recordKernel3d(unit.kernel, gws, lws);
}
}
//buffer to image
{
auto outputShape = tensorShapeFormat(output);
int wh[] = {outputShape[2], outputShape[1]};
int region[] = {outputShape[0], UP_DIV(outputShape[3], 4), outputShape[1], outputShape[2]};
Unit &unit = mUnits[kernel_idx++];
if(outputDes->dimensionFormat == MNN_DATA_FORMAT_NHWC)//nhwc buffer to Image
{
unit.kernel = runtime->buildKernel("buffer_to_image", "nhwc_buffer_to_image", {}, mOpenCLBackend->getPrecision(), output, output);
}
else //nchw buffer to Image
{
unit.kernel = runtime->buildKernel("buffer_to_image", "nchw_buffer_to_image", {}, mOpenCLBackend->getPrecision(), output, output);
}
std::vector<uint32_t> gws = {(uint32_t)(region[3] * region[1]),
(uint32_t)(region[2] * region[0])};
uint32_t idx = 0;
cl_int ret = CL_SUCCESS;
ret |= unit.kernel->get().setArg(idx++, gws[0]);
ret |= unit.kernel->get().setArg(idx++, gws[1]);
ret |= unit.kernel->get().setArg(idx++, *mTempOutput);
ret |= unit.kernel->get().setArg(idx++, wh[1]);
ret |= unit.kernel->get().setArg(idx++, wh[0]);
ret |= unit.kernel->get().setArg(idx++, outputShape[3]);
ret |= unit.kernel->get().setArg(idx++, openCLImage(output));
if(ret != CL_SUCCESS)
{
MNN_PRINT("setArg err %d\n", (int)ret);
}
uint32_t mMaxWorkGroupSize = static_cast<uint32_t>(runtime->getMaxWorkGroupSize(unit.kernel));
std::string kernelName = "raster_buffer_to_image";
std::vector<uint32_t> lws = localWS2DDefault(gws, mMaxWorkGroupSize, mOpenCLBackend->getOpenCLRuntime(), kernelName, unit.kernel, mOpenCLBackend->getCLTuneLevel()).first;
unit.localWorkSize = {lws[0], lws[1]};
unit.globalWorkSize = {ROUND_UP(gws[0], std::max((uint32_t)1, lws[0])),
ROUND_UP(gws[1], std::max((uint32_t)1, lws[1]))};
mOpenCLBackend->recordKernel2d(unit.kernel, gws, lws);
}
#ifdef LOG_VERBOSE
MNN_PRINT("end RasterExecution onResize !\n");
#endif
return NO_ERROR;
}