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GitOrigin-RevId: 016275ca4057540b2370ed4531dbc81eb92caae2
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@ -399,4 +399,4 @@ on how to build MediaPipe examples.
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* [Python Colab](https://mediapipe.page.link/pose_py_colab)
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[`mAP`]: https://cocodataset.org/#keypoints-eval
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[`PCK@0.2`]: https\://github.com/cbsudux/Human-Pose-Estimation-101
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[`PCK@0.2`]: https://github.com/cbsudux/Human-Pose-Estimation-101
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@ -405,6 +405,36 @@ cc_library(
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alwayslink = 1,
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)
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mediapipe_proto_library(
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name = "image_clone_calculator_proto",
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srcs = ["image_clone_calculator.proto"],
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visibility = ["//visibility:public"],
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deps = [
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"//mediapipe/framework:calculator_options_proto",
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"//mediapipe/framework:calculator_proto",
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],
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)
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cc_library(
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name = "image_clone_calculator",
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srcs = ["image_clone_calculator.cc"],
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visibility = ["//visibility:public"],
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deps = [
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":image_clone_calculator_cc_proto",
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"//mediapipe/framework/api2:node",
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"//mediapipe/framework:calculator_framework",
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"//mediapipe/framework/formats:image",
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"//mediapipe/framework/port:ret_check",
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"//mediapipe/framework/port:status",
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] + select({
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"//mediapipe/gpu:disable_gpu": [],
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"//conditions:default": [
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"//mediapipe/gpu:gl_calculator_helper",
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],
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}),
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alwayslink = 1,
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)
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cc_library(
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name = "image_properties_calculator",
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srcs = ["image_properties_calculator.cc"],
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125
mediapipe/calculators/image/image_clone_calculator.cc
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125
mediapipe/calculators/image/image_clone_calculator.cc
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@ -0,0 +1,125 @@
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// Copyright 2021 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "mediapipe/calculators/image/image_clone_calculator.pb.h"
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#include "mediapipe/framework/api2/node.h"
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#include "mediapipe/framework/calculator_framework.h"
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#include "mediapipe/framework/formats/image.h"
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#include "mediapipe/framework/port/status.h"
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#if !MEDIAPIPE_DISABLE_GPU
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#include "mediapipe/gpu/gl_calculator_helper.h"
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#endif // !MEDIAPIPE_DISABLE_GPU
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namespace mediapipe {
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namespace api2 {
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#if MEDIAPIPE_DISABLE_GPU
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// Just a placeholder to not have to depend on mediapipe::GpuBuffer.
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using GpuBuffer = AnyType;
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#else
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using GpuBuffer = mediapipe::GpuBuffer;
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#endif // MEDIAPIPE_DISABLE_GPU
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// Clones an input image and makes sure in the output clone the pixel data are
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// stored on the target storage (CPU vs GPU) specified in the calculator option.
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//
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// The clone shares ownership of the input pixel data on the existing storage.
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// If the target storage is diffrent from the existing one, then the data is
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// further copied there.
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//
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// Example usage:
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// node {
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// calculator: "ImageCloneCalculator"
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// input_stream: "input"
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// output_stream: "output"
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// options: {
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// [mediapipe.ImageCloneCalculatorOptions.ext] {
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// output_on_gpu: true
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// }
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// }
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// }
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class ImageCloneCalculator : public Node {
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public:
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static constexpr Input<Image> kIn{""};
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static constexpr Output<Image> kOut{""};
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MEDIAPIPE_NODE_CONTRACT(kIn, kOut);
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static absl::Status UpdateContract(CalculatorContract* cc) {
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#if MEDIAPIPE_DISABLE_GPU
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if (cc->Options<mediapipe::ImageCloneCalculatorOptions>().output_on_gpu()) {
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return absl::UnimplementedError(
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"GPU processing is disabled in build flags");
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}
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#else
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MP_RETURN_IF_ERROR(mediapipe::GlCalculatorHelper::UpdateContract(cc));
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#endif // MEDIAPIPE_DISABLE_GPU
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return absl::OkStatus();
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}
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absl::Status Open(CalculatorContext* cc) override {
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const auto& options = cc->Options<mediapipe::ImageCloneCalculatorOptions>();
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output_on_gpu_ = options.output_on_gpu();
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#if !MEDIAPIPE_DISABLE_GPU
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MP_RETURN_IF_ERROR(gpu_helper_.Open(cc));
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#endif // !MEDIAPIPE_DISABLE_GPU
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return absl::OkStatus();
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}
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absl::Status Process(CalculatorContext* cc) override {
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std::unique_ptr<Image> output;
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const auto& input = *kIn(cc);
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if (input.UsesGpu()) {
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#if !MEDIAPIPE_DISABLE_GPU
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// Create an output Image that co-owns the underlying texture buffer as
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// the input Image.
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output = std::make_unique<Image>(input.GetGpuBuffer());
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#endif // !MEDIAPIPE_DISABLE_GPU
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} else {
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// Make a copy of the input packet to co-own the input Image.
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mediapipe::Packet* packet_copy_ptr =
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new mediapipe::Packet(kIn(cc).packet());
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// Create an output Image that (co-)owns a new ImageFrame that points to
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// the same pixel data as the input Image and also owns the packet
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// copy. As a result, the output Image indirectly co-owns the input
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// Image. This ensures a correct life span of the shared pixel data.
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output = std::make_unique<Image>(std::make_unique<mediapipe::ImageFrame>(
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input.image_format(), input.width(), input.height(), input.step(),
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const_cast<uint8*>(input.GetImageFrameSharedPtr()->PixelData()),
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[packet_copy_ptr](uint8*) { delete packet_copy_ptr; }));
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}
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if (output_on_gpu_) {
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#if !MEDIAPIPE_DISABLE_GPU
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gpu_helper_.RunInGlContext([&output]() { output->ConvertToGpu(); });
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#endif // !MEDIAPIPE_DISABLE_GPU
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} else {
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output->ConvertToCpu();
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}
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kOut(cc).Send(std::move(output));
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return absl::OkStatus();
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}
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private:
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bool output_on_gpu_;
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#if !MEDIAPIPE_DISABLE_GPU
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mediapipe::GlCalculatorHelper gpu_helper_;
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#endif // !MEDIAPIPE_DISABLE_GPU
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};
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MEDIAPIPE_REGISTER_NODE(ImageCloneCalculator);
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} // namespace api2
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} // namespace mediapipe
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28
mediapipe/calculators/image/image_clone_calculator.proto
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28
mediapipe/calculators/image/image_clone_calculator.proto
Normal file
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@ -0,0 +1,28 @@
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// Copyright 2021 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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syntax = "proto2";
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package mediapipe;
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import "mediapipe/framework/calculator.proto";
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message ImageCloneCalculatorOptions {
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extend CalculatorOptions {
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optional ImageCloneCalculatorOptions ext = 372781894;
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}
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// Whether the output clone should have pixel data already available on GPU.
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optional bool output_on_gpu = 1 [default = false];
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}
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@ -753,6 +753,7 @@ cc_library(
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":gl_simple_shaders",
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":shader_util",
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"//mediapipe/framework:calculator_framework",
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"//mediapipe/framework/formats:image",
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"//mediapipe/framework/port:ret_check",
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"//mediapipe/framework/port:status",
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"//mediapipe/framework/tool:options_util",
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@ -13,6 +13,7 @@
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// limitations under the License.
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#include "mediapipe/framework/calculator_framework.h"
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#include "mediapipe/framework/formats/image.h"
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#include "mediapipe/framework/port/ret_check.h"
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#include "mediapipe/framework/port/status.h"
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#include "mediapipe/framework/tool/options_util.h"
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namespace mediapipe {
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using Image = mediapipe::Image;
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// Scales, rotates, horizontal or vertical flips the image.
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// See GlSimpleCalculatorBase for inputs, outputs and input side packets.
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// Additional input streams:
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// static
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absl::Status GlScalerCalculator::GetContract(CalculatorContract* cc) {
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TagOrIndex(&cc->Inputs(), "VIDEO", 0).Set<GpuBuffer>();
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TagOrIndex(&cc->Outputs(), "VIDEO", 0).Set<GpuBuffer>();
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if (cc->Inputs().HasTag("IMAGE")) {
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cc->Inputs().Tag("IMAGE").Set<Image>();
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} else {
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TagOrIndex(&cc->Inputs(), "VIDEO", 0).Set<GpuBuffer>();
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}
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if (cc->Outputs().HasTag("IMAGE")) {
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cc->Outputs().Tag("IMAGE").Set<Image>();
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} else {
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TagOrIndex(&cc->Outputs(), "VIDEO", 0).Set<GpuBuffer>();
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}
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if (cc->Inputs().HasTag("ROTATION")) {
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cc->Inputs().Tag("ROTATION").Set<int>();
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}
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}
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return helper_.RunInGlContext([this, cc]() -> absl::Status {
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const auto& input = TagOrIndex(cc->Inputs(), "VIDEO", 0).Get<GpuBuffer>();
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const auto& input =
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cc->Inputs().HasTag("IMAGE")
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? cc->Inputs().Tag("IMAGE").Get<Image>().GetGpuBuffer()
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: TagOrIndex(cc->Inputs(), "VIDEO", 0).Get<GpuBuffer>();
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QuadRenderer* renderer = nullptr;
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GlTexture src1;
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GlTexture src2;
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glFlush();
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auto output = dst.GetFrame<GpuBuffer>();
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TagOrIndex(&cc->Outputs(), "VIDEO", 0)
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.Add(output.release(), cc->InputTimestamp());
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if (cc->Outputs().HasTag("IMAGE")) {
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auto output = dst.GetFrame<Image>();
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cc->Outputs().Tag("IMAGE").Add(output.release(), cc->InputTimestamp());
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} else {
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auto output = dst.GetFrame<GpuBuffer>();
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TagOrIndex(&cc->Outputs(), "VIDEO", 0)
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.Add(output.release(), cc->InputTimestamp());
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}
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return absl::OkStatus();
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});
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