417 lines
16 KiB
C++
417 lines
16 KiB
C++
// Copyright (c) 2020 Michael Fabian Dirks <info@xaymar.com>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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// SOFTWARE.
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#include "nvidia-vfx-superresolution.hpp"
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#include <utility>
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#include "obs/gs/gs-helper.hpp"
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#include "util/util-logging.hpp"
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#include "util/utility.hpp"
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#ifdef _DEBUG
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#define ST_PREFIX "<%s> "
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#define D_LOG_ERROR(x, ...) P_LOG_ERROR(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#define D_LOG_WARNING(x, ...) P_LOG_WARN(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#define D_LOG_INFO(x, ...) P_LOG_INFO(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#define D_LOG_DEBUG(x, ...) P_LOG_DEBUG(ST_PREFIX##x, __FUNCTION_SIG__, __VA_ARGS__)
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#else
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#define ST_PREFIX "<nvidia::vfx::superresolution::superresolution> "
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#define D_LOG_ERROR(...) P_LOG_ERROR(ST_PREFIX __VA_ARGS__)
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#define D_LOG_WARNING(...) P_LOG_WARN(ST_PREFIX __VA_ARGS__)
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#define D_LOG_INFO(...) P_LOG_INFO(ST_PREFIX __VA_ARGS__)
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#define D_LOG_DEBUG(...) P_LOG_DEBUG(ST_PREFIX __VA_ARGS__)
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#endif
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streamfx::nvidia::vfx::superresolution::~superresolution()
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{
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auto gctx = ::streamfx::obs::gs::context();
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auto cctx = ::streamfx::nvidia::cuda::obs::get()->get_context()->enter();
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_fx.reset();
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// Clean up any CUDA resources in use.
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_input.reset();
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_convert_to_fp32.reset();
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_source.reset();
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_destination.reset();
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_convert_to_u8.reset();
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_output.reset();
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_tmp.reset();
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// Release CUDA, CVImage, and Video Effects SDK.
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_nvvfx.reset();
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_nvcvi.reset();
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_nvcuda.reset();
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}
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streamfx::nvidia::vfx::superresolution::superresolution()
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: _nvcuda(::streamfx::nvidia::cuda::obs::get()), _nvcvi(::streamfx::nvidia::cv::cv::get()),
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_nvvfx(::streamfx::nvidia::vfx::vfx::get()), _strength(1.), _scale(1.5), _input(), _source(), _destination(),
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_convert_to_u8(), _output(), _tmp(), _dirty(true)
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{
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// Enter Graphics and CUDA context.
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auto gctx = ::streamfx::obs::gs::context();
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auto cctx = ::streamfx::nvidia::cuda::obs::get()->get_context()->enter();
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{ // Try & Create the Super-Resolution effect.
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::streamfx::nvidia::vfx::handle_t handle;
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if (auto res = _nvvfx->NvVFX_CreateEffect(::streamfx::nvidia::vfx::EFFECT_SUPERRESOLUTION, &handle);
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to create effect due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("CreateEffect failed.");
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}
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_fx = std::shared_ptr<void>(handle, [](::streamfx::nvidia::vfx::handle_t handle) {
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::streamfx::nvidia::vfx::vfx::get()->NvVFX_DestroyEffect(handle);
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});
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}
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// Assign the appropriate CUDA stream.
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if (auto res = _nvvfx->NvVFX_SetCudaStream(_fx.get(), ::streamfx::nvidia::vfx::PARAMETER_CUDA_STREAM,
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_nvcuda->get_stream()->get());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to set CUDA stream due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("SetCudaStream failed.");
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}
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// Set the proper model directory.
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if (auto res = _nvvfx->NvVFX_SetString(_fx.get(), ::streamfx::nvidia::vfx::PARAMETER_MODEL_DIRECTORY,
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_nvvfx->model_path().generic_u8string().c_str());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to set model directory due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("SetString failed.");
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}
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// Set the strength, scale and buffers.
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set_strength(_strength);
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set_scale(_scale);
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resize(160, 90);
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// Load the effect.
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load();
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}
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void streamfx::nvidia::vfx::superresolution::set_strength(float strength)
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{
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strength = (strength >= .5f) ? 1.f : 0.f;
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std::swap(_strength, strength);
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// If anything was changed, flag the effect as dirty.
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if (!::streamfx::util::math::is_close<float>(_strength, strength, 0.01))
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_dirty = true;
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// Update Effect
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uint32_t value = (_strength >= .5f) ? 1 : 0;
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auto gctx = ::streamfx::obs::gs::context();
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auto cctx = ::streamfx::nvidia::cuda::obs::get()->get_context()->enter();
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if (auto res = _nvvfx->NvVFX_SetU32(_fx.get(), ::streamfx::nvidia::vfx::PARAMETER_STRENGTH, value);
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to set '%s' to %lu.", ::streamfx::nvidia::vfx::PARAMETER_STRENGTH, value);
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};
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}
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float streamfx::nvidia::vfx::superresolution::strength()
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{
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return _strength;
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}
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void streamfx::nvidia::vfx::superresolution::set_scale(float scale)
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{
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// Limit to acceptable range.
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scale = std::clamp<float>(scale, 1., 4.);
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// Match to nearest scale.
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std::pair<float, float> minimal = {0., std::numeric_limits<float>::max()};
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std::vector<float> deltas{
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1. + (1. / 3.), 1.5, 2.0, 3.0, 4.0,
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};
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for (float delta : deltas) {
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float value = abs(delta - scale);
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if (minimal.second > value) {
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minimal.first = delta;
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minimal.second = value;
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}
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}
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// If anything was changed, flag the effect as dirty.
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if (!::streamfx::util::math::is_close<float>(_scale, minimal.first, 0.01))
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_dirty = true;
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_scale = minimal.first;
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}
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float streamfx::nvidia::vfx::superresolution::scale()
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{
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return _scale;
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}
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void streamfx::nvidia::vfx::superresolution::size(std::pair<uint32_t, uint32_t> const& size,
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std::pair<uint32_t, uint32_t>& input_size,
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std::pair<uint32_t, uint32_t>& output_size)
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{
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constexpr uint32_t min_width = 160;
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constexpr uint32_t min_height = 90;
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uint32_t max_width = 0;
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uint32_t max_height = 0;
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if (_scale > 3.0) {
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max_width = 960;
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max_height = 540;
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} else if (_scale > 2.0) {
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max_width = 1280;
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max_height = 720;
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} else {
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max_width = 1920;
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max_height = 1080;
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}
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// Calculate Input Size
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if (input_size.first > input_size.second) {
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// Dominant Width
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double ar = static_cast<double>(input_size.second) / static_cast<double>(input_size.first);
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input_size.first = std::clamp<uint32_t>(input_size.first, min_width, max_width);
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input_size.second = std::clamp<uint32_t>(
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static_cast<uint32_t>(round(static_cast<double>(input_size.first) * ar)), min_height, max_height);
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} else {
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// Dominant Height
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double ar = static_cast<double>(input_size.first) / static_cast<double>(input_size.second);
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input_size.second = std::clamp<uint32_t>(input_size.second, min_height, max_height);
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input_size.first = std::clamp<uint32_t>(
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static_cast<uint32_t>(round(static_cast<double>(input_size.second) * ar)), min_width, max_width);
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}
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// Calculate Output Size.
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output_size.first = static_cast<uint32_t>(input_size.first * _scale);
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output_size.second = static_cast<uint32_t>(input_size.second * _scale);
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}
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std::shared_ptr<::streamfx::obs::gs::texture>
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streamfx::nvidia::vfx::superresolution::process(std::shared_ptr<::streamfx::obs::gs::texture> in)
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{
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// Enter Graphics and CUDA context.
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auto gctx = ::streamfx::obs::gs::context();
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auto cctx = _nvcuda->get_context()->enter();
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_magenta, "NvVFX Super-Resolution"};
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#endif
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// Resize if the size or scale was changed.
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resize(in->get_width(), in->get_height());
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// Reload effect if dirty.
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if (_dirty) {
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load();
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}
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{ // Copy parameter to input.
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_copy, "Copy In -> Input"};
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#endif
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gs_copy_texture(_input->get_texture()->get_object(), in->get_object());
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}
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{ // Convert Input to Source format
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_convert,
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"Convert Input -> Source"};
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#endif
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if (auto res = _nvcvi->NvCVImage_Transfer(_input->get_image(), _convert_to_fp32->get_image(), 1.f,
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_nvcuda->get_stream()->get(), _tmp->get_image());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to transfer processing result to output due to error: %s",
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_nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("Transfer failed.");
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}
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}
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{ // Copy input to source.
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_copy, "Copy Input -> Source"};
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#endif
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if (auto res = _nvcvi->NvCVImage_Transfer(_convert_to_fp32->get_image(), _source->get_image(), 1.f,
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_nvcuda->get_stream()->get(), _tmp->get_image());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to transfer input to processing source due to error: %s",
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_nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("Transfer failed.");
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}
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}
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{ // Process source to destination.
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_cache, "Process"};
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#endif
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if (auto res = _nvvfx->NvVFX_Run(_fx.get(), 0); res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to process due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("Run failed.");
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}
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}
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{ // Convert Destination to Output format
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_convert,
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"Convert Destination -> Output"};
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#endif
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if (auto res = _nvcvi->NvCVImage_Transfer(_destination->get_image(), _convert_to_u8->get_image(), 1.f,
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_nvcuda->get_stream()->get(), _tmp->get_image());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to transfer processing result to output due to error: %s",
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_nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("Transfer failed.");
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}
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}
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{ // Copy destination to output.
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#ifdef ENABLE_PROFILING
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::streamfx::obs::gs::debug_marker profiler1{::streamfx::obs::gs::debug_color_copy,
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"Copy Destination -> Output"};
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#endif
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if (auto res = _nvcvi->NvCVImage_Transfer(_convert_to_u8->get_image(), _output->get_image(), 1.,
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_nvcuda->get_stream()->get(), _tmp->get_image());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to transfer processing result to output due to error: %s",
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_nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("Transfer failed.");
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}
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}
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// Return output.
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return _output->get_texture();
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}
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void streamfx::nvidia::vfx::superresolution::resize(uint32_t width, uint32_t height)
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{
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uint32_t out_width = static_cast<uint32_t>(width * _scale);
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uint32_t out_height = static_cast<uint32_t>(height * _scale);
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auto gctx = ::streamfx::obs::gs::context();
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auto cctx = ::streamfx::nvidia::cuda::obs::get()->get_context()->enter();
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if (!_tmp) {
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_tmp = std::make_shared<::streamfx::nvidia::cv::image>(
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out_width, out_height, ::streamfx::nvidia::cv::pixel_format::RGBA,
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::streamfx::nvidia::cv::component_type::UINT8, ::streamfx::nvidia::cv::component_layout::PLANAR,
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::streamfx::nvidia::cv::memory_location::GPU, 1);
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}
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// Input Size was changed.
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if (!_input || !_source || (width != _input->get_texture()->get_width())
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|| (height != _input->get_texture()->get_height())) {
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if (_input) {
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_input->resize(width, height);
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} else {
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_input = std::make_shared<::streamfx::nvidia::cv::texture>(width, height, GS_RGBA_UNORM);
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}
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if (_source) {
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_source->resize(width, height);
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} else {
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_source = std::make_shared<::streamfx::nvidia::cv::image>(
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width, height, ::streamfx::nvidia::cv::pixel_format::BGR, ::streamfx::nvidia::cv::component_type::FP32,
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::streamfx::nvidia::cv::component_layout::PLANAR, ::streamfx::nvidia::cv::memory_location::GPU, 1);
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}
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if (_convert_to_fp32) {
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_convert_to_fp32->reallocate(out_width, out_height, ::streamfx::nvidia::cv::pixel_format::RGBA,
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::streamfx::nvidia::cv::component_type::FP32,
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::streamfx::nvidia::cv::component_layout::PLANAR,
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::streamfx::nvidia::cv::memory_location::GPU, 1);
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} else {
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_convert_to_fp32 = std::make_shared<::streamfx::nvidia::cv::image>(
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out_width, out_height, ::streamfx::nvidia::cv::pixel_format::RGBA,
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::streamfx::nvidia::cv::component_type::FP32, ::streamfx::nvidia::cv::component_layout::PLANAR,
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::streamfx::nvidia::cv::memory_location::GPU, 1);
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}
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if (auto res = _nvvfx->NvVFX_SetImage(_fx.get(), ::streamfx::nvidia::vfx::PARAMETER_INPUT_IMAGE_0,
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_source->get_image());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to set input image due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("SetImage failed.");
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}
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_dirty = true;
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}
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// Input Size or Scale was changed.
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if (!_destination || !_output || (out_width != _output->get_texture()->get_width())
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|| (out_height != _output->get_texture()->get_height())) {
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if (_destination) {
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_destination->resize(out_width, out_height);
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} else {
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_destination = std::make_shared<::streamfx::nvidia::cv::image>(
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out_width, out_height, ::streamfx::nvidia::cv::pixel_format::BGR,
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::streamfx::nvidia::cv::component_type::FP32, ::streamfx::nvidia::cv::component_layout::PLANAR,
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::streamfx::nvidia::cv::memory_location::GPU, 1);
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}
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if (_output) {
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_output->resize(out_width, out_height);
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} else {
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_output = std::make_shared<::streamfx::nvidia::cv::texture>(out_width, out_height, GS_RGBA_UNORM);
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}
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if (_convert_to_u8) {
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_convert_to_u8->reallocate(out_width, out_height, ::streamfx::nvidia::cv::pixel_format::RGBA,
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::streamfx::nvidia::cv::component_type::UINT8,
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::streamfx::nvidia::cv::component_layout::INTERLEAVED,
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::streamfx::nvidia::cv::memory_location::GPU, 1);
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} else {
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_convert_to_u8 = std::make_shared<::streamfx::nvidia::cv::image>(
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out_width, out_height, ::streamfx::nvidia::cv::pixel_format::RGBA,
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::streamfx::nvidia::cv::component_type::UINT8, ::streamfx::nvidia::cv::component_layout::INTERLEAVED,
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::streamfx::nvidia::cv::memory_location::GPU, 1);
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}
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if (auto res = _nvvfx->NvVFX_SetImage(_fx.get(), ::streamfx::nvidia::vfx::PARAMETER_OUTPUT_IMAGE_0,
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_destination->get_image());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to set output image due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("SetImage failed.");
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}
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_dirty = true;
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}
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}
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void streamfx::nvidia::vfx::superresolution::load()
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{
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auto gctx = ::streamfx::obs::gs::context();
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{
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auto cctx = ::streamfx::nvidia::cuda::obs::get()->get_context()->enter();
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if (auto res = _nvvfx->NvVFX_SetCudaStream(_fx.get(), ::streamfx::nvidia::vfx::PARAMETER_CUDA_STREAM,
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_nvcuda->get_stream()->get());
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res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to set CUDA stream due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("SetCudaStream failed.");
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}
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}
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{
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auto cctx = ::streamfx::nvidia::cuda::obs::get()->get_context()->enter();
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if (auto res = _nvvfx->NvVFX_Load(_fx.get()); res != ::streamfx::nvidia::cv::result::SUCCESS) {
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D_LOG_ERROR("Failed to initialize effect due to error: %s", _nvcvi->NvCV_GetErrorStringFromCode(res));
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throw std::runtime_error("Load failed.");
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}
|
|
}
|
|
|
|
_dirty = false;
|
|
}
|