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overall improvements

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This commit is contained in:
mslight 2022-08-04 18:45:46 +04:00
parent 5fbb1988f5
commit c980f0432c
6 changed files with 83 additions and 127 deletions
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43
mediapipe/calculators/image_style/apply_mask_calculator.cc
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@ -14,7 +14,6 @@
#include <math.h> #include <math.h>
#include <string> #include <string>
#include <memory> #include <memory>
#include "absl/strings/str_cat.h" #include "absl/strings/str_cat.h"
@ -23,7 +22,6 @@
#include "mediapipe/framework/formats/image_frame.h" #include "mediapipe/framework/formats/image_frame.h"
#include "mediapipe/framework/formats/image_frame_opencv.h" #include "mediapipe/framework/formats/image_frame_opencv.h"
#include "mediapipe/framework/formats/video_stream_header.h" #include "mediapipe/framework/formats/video_stream_header.h"
#include "mediapipe/framework/formats/landmark.pb.h"
#include "mediapipe/framework/port/logging.h" #include "mediapipe/framework/port/logging.h"
#include "mediapipe/framework/port/opencv_core_inc.h" #include "mediapipe/framework/port/opencv_core_inc.h"
#include "mediapipe/framework/port/opencv_imgproc_inc.h" #include "mediapipe/framework/port/opencv_imgproc_inc.h"
@ -37,20 +35,13 @@ namespace mediapipe
{ {
namespace namespace
{ {
static const std::vector<cv::Point2f> FFHQ_NORM_LM = {
{638.68525475 / 1024, 486.24604922 / 1024},
{389.31496114 / 1024, 485.8921848 / 1024},
{513.67979275 / 1024, 620.8915371 / 1024},
{405.50932642 / 1024, 756.52797927 / 1024},
{622.55630397 / 1024, 756.15509499 / 1024}};
constexpr char kImageFrameTag[] = "IMAGE"; constexpr char kImageFrameTag[] = "IMAGE";
constexpr char kFakeBgTag[] = "FAKE_BG"; constexpr char kFakeBgTag[] = "FAKE_BG";
constexpr char kLmMaskTag[] = "LM_MASK"; constexpr char kLmMaskTag[] = "LM_MASK";
inline bool HasImageTag(mediapipe::CalculatorContext *cc) { return false; } inline bool HasImageTag(mediapipe::CalculatorContext *cc) { return false; }
cv::Mat blend_mask(cv::Mat mask_face, cv::Mat mask_bbox, int kernel_size = 33, int reduce_size = 128) absl::StatusOr<cv::Mat> blend_mask(cv::Mat mask_face, cv::Mat mask_bbox, int kernel_size = 33, int reduce_size = 128)
{ {
int k_sz = kernel_size; int k_sz = kernel_size;
auto [width, height] = mask_face.size(); auto [width, height] = mask_face.size();
@ -71,20 +62,21 @@ namespace mediapipe
mask_bbox.convertTo(mask_bbox, CV_32F); mask_bbox.convertTo(mask_bbox, CV_32F);
cv::GaussianBlur(mask_bbox, mask_bbox, {k_sz, k_sz}, 0); cv::GaussianBlur(mask_bbox, mask_bbox, {k_sz, k_sz}, 0);
cv::Mat mask_bbox_3ch; cv::Mat mask = mask_bbox.mul(mask_face);
cv::merge(std::vector{mask_bbox, mask_bbox, mask_bbox}, mask_bbox_3ch);
cv::Mat mask = mask_bbox_3ch.mul(mask_face);
cv::Mat img_out; cv::Mat img_out;
cv::resize(mask, img_out, {width, height}); cv::resize(mask, img_out, {width, height});
for (int i = 1; i < mask_face_0.rows; i++) for (int i = 0; i < mask_face_0.rows; i++)
{ {
for (int j = 1; j < mask_face_0.cols; j++) const uchar *ptr_mask_face = mask_face_0.ptr<uchar>(i);
float *ptr_img_out = img_out.ptr<float>(i);
for (int j = 0; j < mask_face_0.cols; j++)
{ {
if (mask_face_0.at<uchar>(i, j) > 0) if (ptr_mask_face[j] > 0)
img_out.at<cv::Vec3b>(i, j) = 1; {
ptr_img_out[j] = 1;
}
} }
} }
@ -138,7 +130,7 @@ namespace mediapipe
} }
if (cc->Inputs().HasTag(kLmMaskTag)) if (cc->Inputs().HasTag(kLmMaskTag))
{ {
cc->Inputs().Tag(kLmMaskTag).Set<ImageFrame>(); cc->Inputs().Tag(kLmMaskTag).Set<cv::Mat>();
} }
if (cc->Outputs().HasTag(kImageFrameTag)) if (cc->Outputs().HasTag(kImageFrameTag))
{ {
@ -188,16 +180,12 @@ namespace mediapipe
!cc->Inputs().Tag(kLmMaskTag).IsEmpty()))) !cc->Inputs().Tag(kLmMaskTag).IsEmpty())))
{ {
// Initialize render target, drawn with OpenCV. // Initialize render target, drawn with OpenCV.
std::unique_ptr<cv::Mat> fake_bg; const auto &input_fake_bg = cc->Inputs().Tag(kFakeBgTag).Get<ImageFrame>();
std::unique_ptr<cv::Mat> lm_mask_ptr; auto mat_fake_bg_ = formats::MatView(&input_fake_bg);
MP_RETURN_IF_ERROR(CreateRenderTargetCpu(cc, fake_bg, kFakeBgTag, &target_format)); cv::Mat lm_mask = cc->Inputs().Tag(kLmMaskTag).Get<cv::Mat>();
MP_RETURN_IF_ERROR(CreateRenderTargetCpu(cc, lm_mask_ptr, kLmMaskTag, &target_format));
cv::Mat mat_fake_bg_ = *fake_bg.get();
cv::Mat mat_image_ = *image_mat.get(); cv::Mat mat_image_ = *image_mat.get();
cv::Mat lm_mask = *lm_mask_ptr.get();
image_width_ = image_mat->cols; image_width_ = image_mat->cols;
image_height_ = image_mat->rows; image_height_ = image_mat->rows;
@ -206,11 +194,12 @@ namespace mediapipe
cv::transform(roi_mask, roi_mask, cv::Matx13f(1, 1, 1)); cv::transform(roi_mask, roi_mask, cv::Matx13f(1, 1, 1));
cv::threshold(roi_mask, roi_mask, 1, 255, CV_THRESH_TRUNC); cv::threshold(roi_mask, roi_mask, 1, 255, CV_THRESH_TRUNC);
cv::Mat mask = blend_mask(lm_mask, roi_mask, 33); ASSIGN_OR_RETURN(auto mask, blend_mask(lm_mask, roi_mask, 33));
mat_image_.convertTo(mat_image_, CV_32F); mat_image_.convertTo(mat_image_, CV_32F);
mat_fake_bg_.convertTo(mat_fake_bg_, CV_32F); mat_fake_bg_.convertTo(mat_fake_bg_, CV_32F);
cv::resize(mat_fake_bg_, mat_fake_bg_, {image_width_, image_height_}); cv::resize(mat_fake_bg_, mat_fake_bg_, {image_width_, image_height_});
cv::merge(std::vector{mask, mask, mask}, mask);
cv::Mat im_out = mat_fake_bg_.mul(cv::Scalar::all(1) - mask) + mat_image_.mul(mask); cv::Mat im_out = mat_fake_bg_.mul(cv::Scalar::all(1) - mask) + mat_image_.mul(mask);

87
mediapipe/calculators/image_style/fast_utils_calculator.cc
View File

@ -49,6 +49,14 @@ namespace mediapipe
{405.50932642 / 1024, 756.52797927 / 1024}, {405.50932642 / 1024, 756.52797927 / 1024},
{622.55630397 / 1024, 756.15509499 / 1024}}; {622.55630397 / 1024, 756.15509499 / 1024}};
const std::vector<std::pair<std::string, std::vector<int>>> index_dict = {
{"leftEye", {384, 385, 386, 387, 388, 390, 263, 362, 398, 466, 373, 374, 249, 380, 381, 382}},
{"rightEye", {160, 33, 161, 163, 133, 7, 173, 144, 145, 246, 153, 154, 155, 157, 158, 159}},
{"nose", {4}},
{"leftLips", {61, 146}},
{"rightLips", {291, 375}},
};
constexpr char kImageFrameTag[] = "IMAGE"; constexpr char kImageFrameTag[] = "IMAGE";
constexpr char kVectorTag[] = "VECTOR"; constexpr char kVectorTag[] = "VECTOR";
constexpr char kLandmarksTag[] = "LANDMARKS"; constexpr char kLandmarksTag[] = "LANDMARKS";
@ -202,9 +210,6 @@ namespace mediapipe
absl::Status Process(CalculatorContext *cc) override; absl::Status Process(CalculatorContext *cc) override;
absl::Status Close(CalculatorContext *cc) override; absl::Status Close(CalculatorContext *cc) override;
protected:
mediapipe::FastUtilsCalculatorOptions options_;
private: private:
absl::Status CreateRenderTargetCpu(CalculatorContext *cc, absl::Status CreateRenderTargetCpu(CalculatorContext *cc,
std::unique_ptr<cv::Mat> &image_mat, std::unique_ptr<cv::Mat> &image_mat,
@ -224,22 +229,18 @@ namespace mediapipe
cv::Mat target_lm = cv::Mat(FFHQ_NORM_LM), cv::Size size = cv::Size(256, 256), cv::Mat target_lm = cv::Mat(FFHQ_NORM_LM), cv::Size size = cv::Size(256, 256),
float extend = NULL, std::tuple<float, float, float, float> roi = {NULL, NULL, NULL, NULL}); float extend = NULL, std::tuple<float, float, float, float> roi = {NULL, NULL, NULL, NULL});
absl::Status LoadOptions(CalculatorContext *cc);
// Indicates if image frame is available as input. // Indicates if image frame is available as input.
bool image_frame_available_ = false; bool image_frame_available_ = false;
const std::vector<std::pair<std::string, std::vector<int>>> index_dict = {
{"leftEye", {384, 385, 386, 387, 388, 390, 263, 362, 398, 466, 373, 374, 249, 380, 381, 382}},
{"rightEye", {160, 33, 161, 163, 133, 7, 173, 144, 145, 246, 153, 154, 155, 157, 158, 159}},
{"nose", {4}},
{"leftLips", {61, 146}},
{"rightLips", {291, 375}},
};
cv::Mat mat_image_; cv::Mat mat_image_;
cv::Mat lm_mask; cv::Mat lm_mask;
int image_width_; int image_width_;
int image_height_; int image_height_;
int orig_width;
int orig_height;
bool back_to_im; bool back_to_im;
::mediapipe::FastUtilsCalculatorOptions options_;
}; };
REGISTER_CALCULATOR(FastUtilsCalculator); REGISTER_CALCULATOR(FastUtilsCalculator);
@ -281,7 +282,7 @@ namespace mediapipe
if (cc->Outputs().HasTag(kLmMaskTag)) if (cc->Outputs().HasTag(kLmMaskTag))
{ {
cc->Outputs().Tag(kLmMaskTag).Set<ImageFrame>(); cc->Outputs().Tag(kLmMaskTag).Set<cv::Mat>();
} }
return absl::OkStatus(); return absl::OkStatus();
@ -290,8 +291,8 @@ namespace mediapipe
absl::Status FastUtilsCalculator::Open(CalculatorContext *cc) absl::Status FastUtilsCalculator::Open(CalculatorContext *cc)
{ {
cc->SetOffset(TimestampDiff(0)); cc->SetOffset(TimestampDiff(0));
options_ = cc->Options<mediapipe::FastUtilsCalculatorOptions>();
back_to_im = options_.back_to_image(); MP_RETURN_IF_ERROR(LoadOptions(cc));
if (cc->Inputs().HasTag(kImageFrameTag) || HasImageTag(cc)) if (cc->Inputs().HasTag(kImageFrameTag) || HasImageTag(cc))
{ {
@ -322,9 +323,14 @@ namespace mediapipe
// Initialize render target, drawn with OpenCV. // Initialize render target, drawn with OpenCV.
std::unique_ptr<cv::Mat> image_mat; std::unique_ptr<cv::Mat> image_mat;
ImageFormat::Format target_format; ImageFormat::Format target_format;
ImageFormat::Format target_format2;
std::vector<std::vector<cv::Point2f>> lms_out; std::vector<std::vector<cv::Point2f>> lms_out;
const auto size = cc->Inputs().Tag(kSizeTag).Get<std::pair<int, int>>();
orig_width = size.first;
orig_height = size.second;
CHECK_GT(size.first, 0);
CHECK_GT(orig_height, 0);
MP_RETURN_IF_ERROR(CreateRenderTargetCpu(cc, image_mat, &target_format)); MP_RETURN_IF_ERROR(CreateRenderTargetCpu(cc, image_mat, &target_format));
mat_image_ = *image_mat.get(); mat_image_ = *image_mat.get();
image_width_ = image_mat->cols; image_width_ = image_mat->cols;
@ -335,33 +341,16 @@ namespace mediapipe
{ {
MP_RETURN_IF_ERROR(Call(cc, image_mat, target_format, lms_out)); MP_RETURN_IF_ERROR(Call(cc, image_mat, target_format, lms_out));
if (cc->Outputs().HasTag(kLmMaskTag))
{
lm_mask.convertTo(lm_mask, CV_8U);
std::unique_ptr<cv::Mat> lm_mask_ptr = absl::make_unique<cv::Mat>(
mat_image_.size(), lm_mask.type());
lm_mask.copyTo(*lm_mask_ptr);
target_format2 = ImageFormat::GRAY8;
uchar *lm_mask_pt = lm_mask_ptr->data;
MP_RETURN_IF_ERROR(RenderToCpu(cc, target_format2, lm_mask_pt, lm_mask_ptr, kLmMaskTag));
}
if (!back_to_im) if (!back_to_im)
{ {
MP_RETURN_IF_ERROR(Align(image_mat, cv::Mat(lms_out[0]))); MP_RETURN_IF_ERROR(Align(image_mat, cv::Mat(lms_out[0])));
} }
else else
{ {
const auto &size =
cc->Inputs().Tag(kSizeTag).Get<std::pair<int, int>>();
cv::Mat tar = cv::Mat(FFHQ_NORM_LM) * 256; cv::Mat tar = cv::Mat(FFHQ_NORM_LM) * 256;
MP_RETURN_IF_ERROR(Align(image_mat, tar, MP_RETURN_IF_ERROR(Align(image_mat, tar,
cv::Mat(lms_out[0]), {size.first, size.second})); cv::Mat(lms_out[0]), {orig_width, orig_height}));
} }
uchar *image_mat_ptr = image_mat->data; uchar *image_mat_ptr = image_mat->data;
MP_RETURN_IF_ERROR(RenderToCpu(cc, target_format, image_mat_ptr, image_mat, kImageFrameTag)); MP_RETURN_IF_ERROR(RenderToCpu(cc, target_format, image_mat_ptr, image_mat, kImageFrameTag));
@ -396,6 +385,17 @@ namespace mediapipe
.Add(output_frame.release(), cc->InputTimestamp()); .Add(output_frame.release(), cc->InputTimestamp());
} }
if (cc->Outputs().HasTag(kLmMaskTag) && !lm_mask.empty())
{
auto output_lmmask = absl::make_unique<cv::Mat>(lm_mask);
if (cc->Outputs().HasTag(kLmMaskTag))
{
cc->Outputs()
.Tag(kLmMaskTag)
.Add(output_lmmask.release(), cc->InputTimestamp());
}
}
return absl::OkStatus(); return absl::OkStatus();
} }
@ -484,13 +484,11 @@ namespace mediapipe
continue; continue;
} }
const auto &size =
cc->Inputs().Tag(kSizeTag).Get<std::pair<int, int>>();
const auto &point = landmark; const auto &point = landmark;
int x = -1; int x = -1;
int y = -1; int y = -1;
CHECK(NormalizedtoPixelCoordinates(point.x(), point.y(), size.first, CHECK(NormalizedtoPixelCoordinates(point.x(), point.y(), orig_width,
size.second, &x, &y)); orig_height, &x, &y));
kps.push_back(cv::Point2f(x, y)); kps.push_back(cv::Point2f(x, y));
} }
@ -519,8 +517,9 @@ namespace mediapipe
} }
std::vector<std::vector<cv::Point>> pts; std::vector<std::vector<cv::Point>> pts;
pts.push_back(kpsint); pts.push_back(kpsint);
lm_mask = cv::Mat::zeros(image_mat->size(), CV_32FC1); lm_mask = cv::Mat::zeros({orig_width, orig_height}, CV_32FC1);
cv::fillPoly(lm_mask, pts, cv::Scalar::all(1), cv::LINE_AA); cv::fillPoly(lm_mask, pts, cv::Scalar::all(1), cv::LINE_AA);
lm_mask.convertTo(lm_mask, CV_8U);
} }
} }
@ -565,4 +564,14 @@ namespace mediapipe
return absl::OkStatus(); return absl::OkStatus();
} }
absl::Status FastUtilsCalculator::LoadOptions(CalculatorContext *cc)
{
// Get calculator options specified in the graph.
options_ = cc->Options<::mediapipe::FastUtilsCalculatorOptions>();
RET_CHECK(options_.has_back_to_image());
back_to_im = options_.back_to_image();
return absl::OkStatus();
}
} // namespace mediapipe } // namespace mediapipe

19
mediapipe/calculators/tensor/tensors_to_image_calculator.cc
View File

@ -97,7 +97,6 @@ namespace mediapipe
private: private:
absl::Status ProcessCpu(CalculatorContext *cc); absl::Status ProcessCpu(CalculatorContext *cc);
}; };
REGISTER_CALCULATOR(TensorsToImageCalculator); REGISTER_CALCULATOR(TensorsToImageCalculator);
@ -116,7 +115,7 @@ namespace mediapipe
} }
// Outputs. // Outputs.
cc->Outputs().Tag(kImageTag).Set<Image>(); cc->Outputs().Tag(kImageTag).Set<ImageFrame>();
return absl::OkStatus(); return absl::OkStatus();
} }
@ -137,6 +136,7 @@ namespace mediapipe
const auto &input_tensors = const auto &input_tensors =
cc->Inputs().Tag(kTensorsTag).Get<std::vector<Tensor>>(); cc->Inputs().Tag(kTensorsTag).Get<std::vector<Tensor>>();
RET_CHECK(!input_tensors.empty());
MP_RETURN_IF_ERROR(ProcessCpu(cc)); MP_RETURN_IF_ERROR(ProcessCpu(cc));
@ -184,15 +184,18 @@ namespace mediapipe
cv::merge(channels, tensor_mat); cv::merge(channels, tensor_mat);
cv::convertScaleAbs(tensor_mat, tensor_mat); cv::convertScaleAbs(tensor_mat, tensor_mat);
cv::resize(tensor_mat, tensor_mat,
cv::Size(output_width, output_height));
// Send out image as CPU packet. // Send out image as CPU packet.
std::shared_ptr<ImageFrame> image_frame = std::make_shared<ImageFrame>( auto output_image = absl::make_unique<ImageFrame>(
ImageFormat::SRGB, output_width, output_height); ImageFormat::SRGB, output_width, output_height);
std::unique_ptr<Image> output_image = absl::make_unique<Image>(image_frame);
auto output_mat = formats::MatView(output_image.get()); uchar *data_image = tensor_mat.data;
// Upsample image into output.
cv::resize(tensor_mat, *output_mat, output_image->CopyPixelData(ImageFormat::SRGB, tensor_mat.cols, tensor_mat.rows, data_image,
cv::Size(output_width, output_height)); ImageFrame::kDefaultAlignmentBoundary);
cc->Outputs().Tag(kImageTag).Add(output_image.release(), cc->InputTimestamp()); cc->Outputs().Tag(kImageTag).Add(output_image.release(), cc->InputTimestamp());
return absl::OkStatus(); return absl::OkStatus();

6
mediapipe/graphs/image_style/BUILD
View File

@ -25,12 +25,9 @@ cc_library(
name = "mobile_calculators", name = "mobile_calculators",
deps = [ deps = [
"//mediapipe/calculators/core:flow_limiter_calculator", "//mediapipe/calculators/core:flow_limiter_calculator",
"//mediapipe/calculators/tensor:image_to_tensor_calculator",
"//mediapipe/calculators/tensor:tensor_converter_calculator", "//mediapipe/calculators/tensor:tensor_converter_calculator",
"//mediapipe/calculators/tensor:inference_calculator", "//mediapipe/calculators/tensor:inference_calculator",
"//mediapipe/calculators/image:image_transformation_calculator", "//mediapipe/calculators/image:image_transformation_calculator",
"//mediapipe/calculators/util:to_image_calculator",
"//mediapipe/calculators/util:from_image_calculator",
"//mediapipe/calculators/image:image_properties_calculator", "//mediapipe/calculators/image:image_properties_calculator",
"//mediapipe/modules/face_landmark:face_landmark_front_gpu", "//mediapipe/modules/face_landmark:face_landmark_front_gpu",
"//mediapipe/calculators/image_style:apply_mask_calculator", "//mediapipe/calculators/image_style:apply_mask_calculator",
@ -46,13 +43,10 @@ cc_library(
name = "desktop_calculators", name = "desktop_calculators",
deps = [ deps = [
"//mediapipe/calculators/core:flow_limiter_calculator", "//mediapipe/calculators/core:flow_limiter_calculator",
"//mediapipe/calculators/tensor:image_to_tensor_calculator",
"//mediapipe/calculators/image:image_transformation_calculator", "//mediapipe/calculators/image:image_transformation_calculator",
"//mediapipe/calculators/tensor:inference_calculator", "//mediapipe/calculators/tensor:inference_calculator",
"//mediapipe/calculators/tensor:tensor_converter_calculator", "//mediapipe/calculators/tensor:tensor_converter_calculator",
"//mediapipe/calculators/tensor:tensors_to_image_calculator", "//mediapipe/calculators/tensor:tensors_to_image_calculator",
"//mediapipe/calculators/util:to_image_calculator",
"//mediapipe/calculators/util:from_image_calculator",
"//mediapipe/modules/face_landmark:face_landmark_front_cpu", "//mediapipe/modules/face_landmark:face_landmark_front_cpu",
"//mediapipe/calculators/image_style:fast_utils_calculator", "//mediapipe/calculators/image_style:fast_utils_calculator",
"//mediapipe/calculators/image_style:apply_mask_calculator", "//mediapipe/calculators/image_style:apply_mask_calculator",

24
mediapipe/graphs/image_style/image_style_cpu.pbtxt
View File

@ -101,14 +101,6 @@ node {
output_stream: "IMAGE:fake_image" output_stream: "IMAGE:fake_image"
} }
node{
calculator: "FromImageCalculator"
input_stream: "IMAGE:fake_image"
output_stream: "IMAGE_CPU:fake_image2"
}
node: { node: {
calculator: "ImageTransformationCalculator" calculator: "ImageTransformationCalculator"
input_stream: "IMAGE:input_video" input_stream: "IMAGE:input_video"
@ -145,29 +137,17 @@ node {
} }
node {
calculator: "ImagePropertiesCalculator"
input_stream: "IMAGE:transformed_input_img"
output_stream: "SIZE:input_size_img"
}
node { node {
calculator: "TensorsToImageCalculator" calculator: "TensorsToImageCalculator"
input_stream: "TENSORS:output_tensor_img" input_stream: "TENSORS:output_tensor_img"
input_stream: "OUTPUT_SIZE:input_size_img" output_stream: "IMAGE:fake_bg"
output_stream: "IMAGE:fake_bg2"
} }
node{
calculator: "FromImageCalculator"
input_stream: "IMAGE:fake_bg2"
output_stream: "IMAGE_CPU:fake_bg"
}
node { node {
calculator: "FastUtilsCalculator" calculator: "FastUtilsCalculator"
input_stream: "NORM_LANDMARKS:multi_face_landmarks" input_stream: "NORM_LANDMARKS:multi_face_landmarks"
input_stream: "IMAGE:fake_image2" input_stream: "IMAGE:fake_image"
input_stream: "SIZE:original_size" input_stream: "SIZE:original_size"
output_stream: "IMAGE:back_image" output_stream: "IMAGE:back_image"
options { options {

25
mediapipe/graphs/image_style/image_style_gpu.pbtxt
View File

@ -103,13 +103,7 @@ node {
node { node {
calculator: "TensorsToImageCalculator" calculator: "TensorsToImageCalculator"
input_stream: "TENSORS:output_tensor" input_stream: "TENSORS:output_tensor"
output_stream: "IMAGE:fake_image" output_stream: "IMAGE:cpu_fake_image"
}
node: {
calculator: "FromImageCalculator"
input_stream: "IMAGE:fake_image"
output_stream: "IMAGE_CPU:cpu_fake_image"
} }
node: { node: {
@ -142,30 +136,17 @@ node {
options: { options: {
[mediapipe.InferenceCalculatorOptions.ext] { [mediapipe.InferenceCalculatorOptions.ext] {
model_path: "mediapipe/models/model_float32.tflite" model_path: "mediapipe/models/model_float32.tflite"
delegate { xnnpack {} } delegate { gpu {} }
} }
} }
} }
node {
calculator: "ImagePropertiesCalculator"
input_stream: "IMAGE_CPU:transformed_input_img"
output_stream: "SIZE:input_size_img"
}
node { node {
calculator: "TensorsToImageCalculator" calculator: "TensorsToImageCalculator"
input_stream: "TENSORS:output_tensor_img" input_stream: "TENSORS:output_tensor_img"
input_stream: "OUTPUT_SIZE:input_size_img" output_stream: "IMAGE:fake_bg"
output_stream: "IMAGE:fake_bg2"
} }
node{
calculator: "FromImageCalculator"
input_stream: "IMAGE:fake_bg2"
output_stream: "IMAGE_CPU:fake_bg"
}
node { node {
calculator: "FastUtilsCalculator" calculator: "FastUtilsCalculator"