| /* |
| * cl_image_handler.cpp - CL image handler |
| * |
| * Copyright (c) 2015 Intel Corporation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| * Author: Wind Yuan <feng.yuan@intel.com> |
| */ |
| |
| #include "cl_image_handler.h" |
| #include "drm_display.h" |
| |
| namespace XCam { |
| |
| #define XCAM_CL_IMAGE_HANDLER_DEFAULT_BUF_NUM 6 |
| |
| CLWorkSize::CLWorkSize () |
| : dim (XCAM_DEFAULT_IMAGE_DIM) |
| { |
| xcam_mem_clear (global); |
| for (uint32_t i = 0; i < XCAM_CL_KERNEL_MAX_WORK_DIM; ++i) |
| local [i] = 1; |
| } |
| |
| CLArgument::CLArgument() |
| : arg_adress (NULL) |
| , arg_size (0) |
| { |
| } |
| |
| CLImageKernel::CLImageKernel (SmartPtr<CLContext> &context, const char *name) |
| : CLKernel (context, name) |
| { |
| } |
| |
| CLImageKernel::~CLImageKernel () |
| { |
| } |
| |
| /* |
| * Default kernel arguments |
| * arg0: |
| * input, __read_only image2d_t |
| * arg1: |
| * output, __write_only image2d_t |
| * suppose cl can get width/height pixels from |
| * get_image_width/get_image_height |
| */ |
| XCamReturn |
| CLImageKernel::pre_execute (SmartPtr<DrmBoBuffer> &input, SmartPtr<DrmBoBuffer> &output) |
| { |
| XCamReturn ret = XCAM_RETURN_NO_ERROR; |
| SmartPtr<CLContext> context = get_context (); |
| #define XCAM_CL_MAX_ARGS 10 |
| CLArgument args[XCAM_CL_MAX_ARGS]; |
| uint32_t arg_count = XCAM_CL_MAX_ARGS; |
| CLWorkSize work_size; |
| |
| ret = prepare_arguments (input, output, args, arg_count, work_size); |
| |
| XCAM_ASSERT (arg_count); |
| for (uint32_t i = 0; i < arg_count; ++i) { |
| ret = set_argument (i, args[i].arg_adress, args[i].arg_size); |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| ret == XCAM_RETURN_NO_ERROR, |
| ret, |
| "cl image kernel(%s) set argc(%d) failed", get_kernel_name (), i); |
| } |
| |
| XCAM_ASSERT (work_size.global[0]); |
| ret = set_work_size (work_size.dim, work_size.global, work_size.local); |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| ret == XCAM_RETURN_NO_ERROR, |
| ret, |
| "cl image kernel(%s) set work size failed", get_kernel_name ()); |
| |
| return XCAM_RETURN_NO_ERROR; |
| } |
| |
| XCamReturn |
| CLImageKernel::prepare_arguments ( |
| SmartPtr<DrmBoBuffer> &input, SmartPtr<DrmBoBuffer> &output, |
| CLArgument args[], uint32_t &arg_count, CLWorkSize &work_size) |
| { |
| SmartPtr<CLContext> context = get_context (); |
| |
| _image_in = new CLVaImage (context, input); |
| _image_out = new CLVaImage (context, output); |
| |
| XCAM_ASSERT (_image_in->is_valid () && _image_out->is_valid ()); |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| _image_in->is_valid () && _image_out->is_valid (), |
| XCAM_RETURN_ERROR_MEM, |
| "cl image kernel(%s) in/out memory not available", get_kernel_name ()); |
| |
| //set args; |
| args[0].arg_adress = &_image_in->get_mem_id (); |
| args[0].arg_size = sizeof (cl_mem); |
| args[1].arg_adress = &_image_out->get_mem_id (); |
| args[1].arg_size = sizeof (cl_mem); |
| arg_count = 2; |
| |
| work_size.dim = XCAM_DEFAULT_IMAGE_DIM; |
| { |
| const cl_libva_image &out_info = _image_out->get_image_info (); |
| work_size.global[0] = out_info.row_pitch; |
| work_size.global[1] = out_info.height; |
| } |
| work_size.local[0] = 4; |
| work_size.local[1] = 4; |
| |
| return XCAM_RETURN_NO_ERROR; |
| } |
| |
| XCamReturn |
| CLImageKernel::post_execute () |
| { |
| _image_in.release (); |
| _image_out.release (); |
| return XCAM_RETURN_NO_ERROR; |
| } |
| |
| CLImageHandler::CLImageHandler (const char *name) |
| : _name (NULL) |
| { |
| XCAM_ASSERT (name); |
| if (name) |
| _name = strdup (name); |
| } |
| |
| CLImageHandler::~CLImageHandler () |
| { |
| if (_name) |
| xcam_free (_name); |
| } |
| |
| bool |
| CLImageHandler::add_kernel (SmartPtr<CLImageKernel> &kernel) |
| { |
| _kernels.push_back (kernel); |
| return true; |
| } |
| |
| XCamReturn |
| CLImageHandler::ensure_buffer_pool (const VideoBufferInfo &video_info) |
| { |
| SmartPtr<DrmBoBufferPool> buffer_pool; |
| SmartPtr<DrmDisplay> display; |
| |
| if (_buf_pool.ptr ()) |
| return XCAM_RETURN_NO_ERROR; |
| |
| display = DrmDisplay::instance (); |
| XCAM_FAIL_RETURN( |
| WARNING, |
| display.ptr (), |
| XCAM_RETURN_ERROR_CL, |
| "CLImageHandler(%s) failed to get drm dispay", XCAM_STR (_name)); |
| |
| buffer_pool = new DrmBoBufferPool (display); |
| XCAM_ASSERT (buffer_pool.ptr ()); |
| buffer_pool->set_buffer_info (video_info); |
| |
| XCAM_FAIL_RETURN( |
| WARNING, |
| buffer_pool->init (XCAM_CL_IMAGE_HANDLER_DEFAULT_BUF_NUM), |
| XCAM_RETURN_ERROR_CL, |
| "CLImageHandler(%s) failed to init drm buffer pool", XCAM_STR (_name)); |
| |
| _buf_pool = buffer_pool; |
| return XCAM_RETURN_NO_ERROR; |
| } |
| |
| XCamReturn |
| CLImageHandler::prepare_output_buf (SmartPtr<DrmBoBuffer> &input, SmartPtr<DrmBoBuffer> &output) |
| { |
| SmartPtr<DrmBoBuffer> new_buf; |
| XCamReturn ret = XCAM_RETURN_NO_ERROR; |
| |
| ret = ensure_buffer_pool (input->get_video_info ()); |
| XCAM_FAIL_RETURN( |
| WARNING, |
| ret == XCAM_RETURN_NO_ERROR, |
| ret, |
| "CLImageHandler(%s) ensure drm buffer pool failed", XCAM_STR (_name)); |
| |
| new_buf = _buf_pool->get_buffer (_buf_pool); |
| XCAM_FAIL_RETURN( |
| WARNING, |
| new_buf.ptr(), |
| XCAM_RETURN_ERROR_UNKNOWN, |
| "CLImageHandler(%s) failed to get drm buffer from pool", XCAM_STR (_name)); |
| |
| output = new_buf; |
| return XCAM_RETURN_NO_ERROR; |
| } |
| |
| XCamReturn |
| CLImageHandler::execute (SmartPtr<DrmBoBuffer> &input, SmartPtr<DrmBoBuffer> &output) |
| { |
| XCamReturn ret = XCAM_RETURN_NO_ERROR; |
| |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| !_kernels.empty (), |
| XCAM_RETURN_ERROR_PARAM, |
| "cl_image_handler(%s) no image kernel set", XCAM_STR (_name)); |
| |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| (ret = prepare_output_buf (input, output)) == XCAM_RETURN_NO_ERROR, |
| ret, |
| "cl_image_handler (%s) prepare output buf failed", XCAM_STR (_name)); |
| |
| XCAM_ASSERT (output.ptr ()); |
| |
| for (KernelList::iterator i_kernel = _kernels.begin (); |
| i_kernel != _kernels.end (); ++i_kernel) { |
| SmartPtr<CLImageKernel> &kernel = *i_kernel; |
| |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| kernel.ptr(), |
| ret, |
| "kernel empty"); |
| |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| (ret = kernel->pre_execute (input, output)) == XCAM_RETURN_NO_ERROR, |
| ret, |
| "cl_image_handler(%s) pre_execute kernel(%s) failed", |
| XCAM_STR (_name), kernel->get_kernel_name ()); |
| |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| (ret = kernel->execute ()) == XCAM_RETURN_NO_ERROR, |
| ret, |
| "cl_image_handler(%s) execute kernel(%s) failed", |
| XCAM_STR (_name), kernel->get_kernel_name ()); |
| |
| XCAM_FAIL_RETURN ( |
| WARNING, |
| (ret = kernel->post_execute ()) == XCAM_RETURN_NO_ERROR, |
| ret, |
| "cl_image_handler(%s) post_execute kernel(%s) failed", |
| XCAM_STR (_name), kernel->get_kernel_name ()); |
| } |
| |
| return XCAM_RETURN_NO_ERROR; |
| } |
| |
| }; |