Clean up TensorConverterCalculator flipping behavior
Returns an error if - gpu_origin is specified for a CPU image, and - gpu_origin and flip_vertically are both specified. Adds a test for an IMAGE_GPU input to validate flipping. PiperOrigin-RevId: 565311456
This commit is contained in:
MediaPipe Team
Copybara-Service
parent
21646008d5
commit
124a4de08d
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@ -660,7 +660,12 @@ cc_library(
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"//mediapipe/gpu:gpu_buffer_format",
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"//mediapipe/gpu:gpu_origin_cc_proto",
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"//mediapipe/util:resource_util",
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"@com_google_absl//absl/log",
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"@com_google_absl//absl/log:absl_check",
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"@com_google_absl//absl/log:absl_log",
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"@com_google_absl//absl/log:check",
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"@com_google_absl//absl/status",
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"@com_google_absl//absl/status:statusor",
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"@com_google_absl//absl/strings:str_format",
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] + select({
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"//mediapipe/gpu:disable_gpu": [],
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@ -715,6 +720,7 @@ cc_test(
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"//mediapipe/framework/port:parse_text_proto",
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"//mediapipe/framework/tool:validate_type",
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"@com_google_absl//absl/memory",
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"@com_google_absl//absl/status",
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"@com_google_absl//absl/strings",
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],
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)
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@ -17,6 +17,7 @@
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#include <vector>
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#include "absl/log/absl_check.h"
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#include "absl/log/absl_log.h"
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#include "absl/status/status.h"
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#include "absl/status/statusor.h"
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#include "absl/strings/str_format.h"
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@ -57,11 +58,25 @@ int NumGroups(const int size, const int group_size) { // NOLINT
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}
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absl::StatusOr<bool> ShouldFlipVertically(
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const mediapipe::TensorConverterCalculatorOptions& options) {
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const mediapipe::TensorConverterCalculatorOptions& options, bool use_gpu) {
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if (options.has_flip_vertically() && options.has_gpu_origin()) {
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return absl::FailedPreconditionError(absl::StrFormat(
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"Cannot specify both flip_vertically and gpu_origin options"));
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}
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if (!options.has_gpu_origin()) {
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// Fall back to flip_vertically.
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return options.flip_vertically();
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}
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// Warn if gpu_origin is specified with a CPU input image.
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// Those are always TOP_LEFT, so no flipping is necessary.
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if (!use_gpu) {
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ABSL_LOG(WARNING)
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<< "Ignoring gpu_origin option since IMAGE_GPU input is not specified";
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return false;
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}
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switch (options.gpu_origin()) {
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case mediapipe::GpuOrigin::TOP_LEFT:
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return false;
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@ -140,7 +155,7 @@ class TensorConverterCalculator : public CalculatorBase {
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private:
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absl::Status InitGpu(CalculatorContext* cc);
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absl::Status LoadOptions(CalculatorContext* cc);
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absl::Status LoadOptions(CalculatorContext* cc, bool use_gpu);
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template <class T>
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absl::Status NormalizeImage(const ImageFrame& image_frame,
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bool flip_vertically, float* tensor_ptr);
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@ -176,7 +191,8 @@ absl::Status TensorConverterCalculator::GetContract(CalculatorContract* cc) {
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RET_CHECK(static_cast<int>(cc->Inputs().HasTag(kImageFrameTag)) +
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static_cast<int>(cc->Inputs().HasTag(kGpuBufferTag)) +
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static_cast<int>(cc->Inputs().HasTag(kMatrixTag)) ==
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1);
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1)
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<< "Only one input tag of {IMAGE, IMAGE_GPU, MATRIX} may be specified";
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if (cc->Inputs().HasTag(kImageFrameTag)) {
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cc->Inputs().Tag(kImageFrameTag).Set<ImageFrame>();
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@ -204,8 +220,6 @@ absl::Status TensorConverterCalculator::GetContract(CalculatorContract* cc) {
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absl::Status TensorConverterCalculator::Open(CalculatorContext* cc) {
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cc->SetOffset(TimestampDiff(0));
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MP_RETURN_IF_ERROR(LoadOptions(cc));
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#if !MEDIAPIPE_DISABLE_GPU
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if (cc->Inputs().HasTag(kGpuBufferTag)) {
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use_gpu_ = true;
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@ -218,6 +232,8 @@ absl::Status TensorConverterCalculator::Open(CalculatorContext* cc) {
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}
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#endif // !MEDIAPIPE_DISABLE_GPU
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MP_RETURN_IF_ERROR(LoadOptions(cc, use_gpu_));
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return absl::OkStatus();
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}
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@ -436,7 +452,7 @@ absl::Status TensorConverterCalculator::InitGpu(CalculatorContext* cc) {
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// Shader to convert GL Texture to Metal Buffer,
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// with normalization to either: [0,1] or [-1,1].
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const std::string shader_source = absl::Substitute(
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R"(
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R"glsl(
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#include <metal_stdlib>
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using namespace metal;
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@ -455,7 +471,7 @@ absl::Status TensorConverterCalculator::InitGpu(CalculatorContext* cc) {
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$3 // g & b channels
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$4 // alpha channel
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}
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)",
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)glsl",
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/*$0=*/
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output_range_.has_value()
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? absl::Substitute("pixel = pixel * half($0) + half($1);",
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@ -465,8 +481,8 @@ absl::Status TensorConverterCalculator::InitGpu(CalculatorContext* cc) {
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/*$1=*/max_num_channels_,
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/*$2=*/flip_vertically_ ? "(in_tex.get_height() - 1 - gid.y)" : "gid.y",
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/*$3=*/
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single_channel ? "" : R"(out_buf[linear_index + 1] = pixel.y;
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out_buf[linear_index + 2] = pixel.z;)",
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single_channel ? "" : R"glsl(out_buf[linear_index + 1] = pixel.y;
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out_buf[linear_index + 2] = pixel.z;)glsl",
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/*$4=*/include_alpha ? "out_buf[linear_index + 3] = pixel.w;" : "");
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NSString* library_source =
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@ -484,17 +500,17 @@ absl::Status TensorConverterCalculator::InitGpu(CalculatorContext* cc) {
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RET_CHECK(to_buffer_program_ != nil) << "Couldn't create pipeline state " <<
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[[error localizedDescription] UTF8String];
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#elif MEDIAPIPE_OPENGL_ES_VERSION >= MEDIAPIPE_OPENGL_ES_30
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MP_RETURN_IF_ERROR(gpu_helper_.RunInGlContext([this, &include_alpha,
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MP_RETURN_IF_ERROR(
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gpu_helper_.RunInGlContext([this, &include_alpha,
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#if MEDIAPIPE_OPENGL_ES_VERSION >= MEDIAPIPE_OPENGL_ES_31
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&input,
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&input,
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#endif // MEDIAPIPE_OPENGL_ES_VERSION >= MEDIAPIPE_OPENGL_ES_31
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&single_channel]()
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-> absl::Status {
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&single_channel]() -> absl::Status {
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#if MEDIAPIPE_OPENGL_ES_VERSION >= MEDIAPIPE_OPENGL_ES_31
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// Shader to convert GL Texture to Shader Storage Buffer Object (SSBO),
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// with normalization to either: [0,1] or [-1,1].
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const std::string shader_source = absl::Substitute(
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R"( #version 310 es
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// Shader to convert GL Texture to Shader Storage Buffer Object (SSBO),
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// with normalization to either: [0,1] or [-1,1].
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const std::string shader_source = absl::Substitute(
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R"glsl( #version 310 es
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layout(local_size_x = $0, local_size_y = $0) in;
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layout(binding = 0) uniform sampler2D input_texture;
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layout(std430, binding = 1) buffer Output {float elements[];} output_data;
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@ -508,38 +524,40 @@ absl::Status TensorConverterCalculator::InitGpu(CalculatorContext* cc) {
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output_data.elements[linear_index + 0] = pixel.x; // r channel
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$5 // g & b channels
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$6 // alpha channel
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})",
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/*$0=*/kWorkgroupSize, /*$1=*/input.width(), /*$2=*/input.height(),
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/*$3=*/
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output_range_.has_value()
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? absl::Substitute("pixel = pixel * float($0) + float($1);",
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(output_range_->second - output_range_->first),
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output_range_->first)
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: "",
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/*$4=*/flip_vertically_ ? "(width_height.y - 1 - gid.y)" : "gid.y",
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/*$5=*/
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single_channel ? ""
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: R"(output_data.elements[linear_index + 1] = pixel.y;
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output_data.elements[linear_index + 2] = pixel.z;)",
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/*$6=*/
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include_alpha ? "output_data.elements[linear_index + 3] = pixel.w;"
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: "",
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/*$7=*/max_num_channels_);
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GLuint shader = glCreateShader(GL_COMPUTE_SHADER);
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const GLchar* sources[] = {shader_source.c_str()};
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glShaderSource(shader, 1, sources, NULL);
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glCompileShader(shader);
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GLint compiled = GL_FALSE;
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glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled);
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RET_CHECK(compiled == GL_TRUE);
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to_buffer_program_ = glCreateProgram();
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glAttachShader(to_buffer_program_, shader);
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glDeleteShader(shader);
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glLinkProgram(to_buffer_program_);
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})glsl",
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/*$0=*/kWorkgroupSize, /*$1=*/input.width(), /*$2=*/input.height(),
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/*$3=*/
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output_range_.has_value()
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? absl::Substitute(
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"pixel = pixel * float($0) + float($1);",
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(output_range_->second - output_range_->first),
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output_range_->first)
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: "",
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/*$4=*/flip_vertically_ ? "(width_height.y - 1 - gid.y)" : "gid.y",
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/*$5=*/
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single_channel
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? ""
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: R"glsl(output_data.elements[linear_index + 1] = pixel.y;
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output_data.elements[linear_index + 2] = pixel.z;)glsl",
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/*$6=*/
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include_alpha ? "output_data.elements[linear_index + 3] = pixel.w;"
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: "",
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/*$7=*/max_num_channels_);
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GLuint shader = glCreateShader(GL_COMPUTE_SHADER);
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const GLchar* sources[] = {shader_source.c_str()};
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glShaderSource(shader, 1, sources, NULL);
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glCompileShader(shader);
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GLint compiled = GL_FALSE;
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glGetShaderiv(shader, GL_COMPILE_STATUS, &compiled);
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RET_CHECK(compiled == GL_TRUE);
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to_buffer_program_ = glCreateProgram();
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glAttachShader(to_buffer_program_, shader);
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glDeleteShader(shader);
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glLinkProgram(to_buffer_program_);
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#else
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// OpenGL ES 3.0 fragment shader Texture2d -> Texture2d conversion.
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const std::string shader_source = absl::Substitute(
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R"(
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// OpenGL ES 3.0 fragment shader Texture2d -> Texture2d conversion.
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const std::string shader_source = absl::Substitute(
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R"glsl(
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#if __VERSION__ < 130
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#define in varying
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#endif // __VERSION__ < 130
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@ -565,49 +583,51 @@ absl::Status TensorConverterCalculator::InitGpu(CalculatorContext* cc) {
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fragColor.r = pixel.r; // r channel
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$3 // g & b channels
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$4 // alpha channel
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})",
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/*$0=*/single_channel ? "vec1" : "vec4",
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/*$1=*/
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flip_vertically_
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? "vec2(sample_coordinate.x, 1.0 - sample_coordinate.y);"
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: "sample_coordinate;",
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/*$2=*/output_range_.has_value()
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? absl::Substitute("pixel = pixel * float($0) + float($1);",
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(output_range_->second - output_range_->first),
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output_range_->first)
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: "",
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/*$3=*/single_channel ? "" : R"(fragColor.g = pixel.g;
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fragColor.b = pixel.b;)",
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/*$4=*/
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include_alpha ? "fragColor.a = pixel.a;"
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: (single_channel ? "" : "fragColor.a = 1.0;"));
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})glsl",
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/*$0=*/single_channel ? "vec1" : "vec4",
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/*$1=*/
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flip_vertically_
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? "vec2(sample_coordinate.x, 1.0 - sample_coordinate.y);"
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: "sample_coordinate;",
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/*$2=*/output_range_.has_value()
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? absl::Substitute(
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"pixel = pixel * float($0) + float($1);",
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(output_range_->second - output_range_->first),
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output_range_->first)
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: "",
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/*$3=*/single_channel ? "" : R"glsl(fragColor.g = pixel.g;
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fragColor.b = pixel.b;)glsl",
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/*$4=*/
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include_alpha ? "fragColor.a = pixel.a;"
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: (single_channel ? "" : "fragColor.a = 1.0;"));
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const GLint attr_location[NUM_ATTRIBUTES] = {
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ATTRIB_VERTEX,
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ATTRIB_TEXTURE_POSITION,
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};
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const GLchar* attr_name[NUM_ATTRIBUTES] = {
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"position",
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"texture_coordinate",
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};
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// shader program and params
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mediapipe::GlhCreateProgram(
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mediapipe::kBasicVertexShader, shader_source.c_str(), NUM_ATTRIBUTES,
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&attr_name[0], attr_location, &to_tex2d_program_);
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RET_CHECK(to_tex2d_program_) << "Problem initializing the program.";
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glUseProgram(to_tex2d_program_);
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glUniform1i(glGetUniformLocation(to_tex2d_program_, "frame"), 1);
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glGenFramebuffers(1, &framebuffer_);
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const GLint attr_location[NUM_ATTRIBUTES] = {
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ATTRIB_VERTEX,
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ATTRIB_TEXTURE_POSITION,
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};
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const GLchar* attr_name[NUM_ATTRIBUTES] = {
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"position",
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"texture_coordinate",
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};
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// shader program and params
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mediapipe::GlhCreateProgram(
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mediapipe::kBasicVertexShader, shader_source.c_str(),
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NUM_ATTRIBUTES, &attr_name[0], attr_location, &to_tex2d_program_);
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RET_CHECK(to_tex2d_program_) << "Problem initializing the program.";
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glUseProgram(to_tex2d_program_);
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glUniform1i(glGetUniformLocation(to_tex2d_program_, "frame"), 1);
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glGenFramebuffers(1, &framebuffer_);
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#endif // MEDIAPIPE_OPENGL_ES_VERSION >= MEDIAPIPE_OPENGL_ES_31
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return absl::OkStatus();
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}));
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return absl::OkStatus();
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}));
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#endif // MEDIAPIPE_OPENGL_ES_VERSION >= MEDIAPIPE_OPENGL_ES_30
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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 TensorConverterCalculator::LoadOptions(CalculatorContext* cc) {
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absl::Status TensorConverterCalculator::LoadOptions(CalculatorContext* cc,
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bool use_gpu) {
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// Get calculator options specified in the graph.
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const auto& options =
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cc->Options<::mediapipe::TensorConverterCalculatorOptions>();
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@ -635,7 +655,7 @@ absl::Status TensorConverterCalculator::LoadOptions(CalculatorContext* cc) {
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}
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// Get y-flip mode.
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ASSIGN_OR_RETURN(flip_vertically_, ShouldFlipVertically(options));
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ASSIGN_OR_RETURN(flip_vertically_, ShouldFlipVertically(options, use_gpu));
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// Get row_major_matrix mode.
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row_major_matrix_ = options.row_major_matrix();
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@ -44,12 +44,14 @@ message TensorConverterCalculatorOptions {
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// with a coordinate system where the origin is at the bottom-left corner
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// (e.g., in OpenGL) whereas the ML model expects an image with a top-left
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// origin.
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// Prefer gpu_origin over this field.
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// Prefer gpu_origin over this field when using GPU input images.
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optional bool flip_vertically = 2 [default = false];
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// Determines when the input image should be flipped vertically.
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// Determines when the input GPU image should be flipped vertically.
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// See GpuOrigin.Mode for more information.
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// Affects only IMAGE_GPU inputs.
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// If unset, falls back to flip_vertically for backwards compatibility.
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// Cannot set both gpu_origin and flip_vertically.
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optional GpuOrigin.Mode gpu_origin = 10;
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// Controls how many channels of the input image get passed through to the
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@ -12,6 +12,7 @@
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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 <cmath>
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#include <cstdint>
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#include <memory>
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#include <random>
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@ -19,6 +20,7 @@
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#include <vector>
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#include "absl/memory/memory.h"
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#include "absl/status/status.h"
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#include "absl/strings/substitute.h"
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#include "mediapipe/framework/calculator_framework.h"
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#include "mediapipe/framework/calculator_runner.h"
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@ -45,6 +47,7 @@ constexpr char kTransposeOptionsString[] =
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} // namespace
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using RandomEngine = std::mt19937_64;
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using ::testing::HasSubstr;
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const uint32_t kSeed = 1234;
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const int kNumSizes = 8;
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const int sizes[kNumSizes][2] = {{1, 1}, {12, 1}, {1, 9}, {2, 2},
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@ -57,7 +60,7 @@ class TensorConverterCalculatorTest : public ::testing::Test {
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bool row_major_matrix = false) {
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RandomEngine random(kSeed);
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std::uniform_real_distribution<> uniform_dist(0, 1.0);
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auto matrix = ::absl::make_unique<Matrix>();
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auto matrix = std::make_unique<Matrix>();
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matrix->resize(num_rows, num_columns);
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if (row_major_matrix) {
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for (int y = 0; y < num_rows; ++y) {
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@ -105,7 +108,7 @@ TEST_F(TensorConverterCalculatorTest, RandomMatrixColMajor) {
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tool::AddVectorSink("tensor", &graph_config, &output_packets);
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// Run the graph.
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graph_ = absl::make_unique<CalculatorGraph>();
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graph_ = std::make_unique<CalculatorGraph>();
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MP_ASSERT_OK(graph_->Initialize(graph_config));
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MP_ASSERT_OK(graph_->StartRun({}));
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@ -167,7 +170,7 @@ TEST_F(TensorConverterCalculatorTest, RandomMatrixRowMajor) {
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tool::AddVectorSink("tensor", &graph_config, &output_packets);
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// Run the graph.
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graph_ = absl::make_unique<CalculatorGraph>();
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graph_ = std::make_unique<CalculatorGraph>();
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MP_ASSERT_OK(graph_->Initialize(graph_config));
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MP_ASSERT_OK(graph_->StartRun({}));
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@ -231,7 +234,7 @@ TEST_F(TensorConverterCalculatorTest, CustomDivAndSub) {
|
|||
// Run the graph.
|
||||
MP_ASSERT_OK(graph.Initialize(graph_config));
|
||||
MP_ASSERT_OK(graph.StartRun({}));
|
||||
auto input_image = absl::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 1);
|
||||
auto input_image = std::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 1);
|
||||
cv::Mat mat = mediapipe::formats::MatView(input_image.get());
|
||||
mat.at<uint8_t>(0, 0) = 200;
|
||||
MP_ASSERT_OK(graph.AddPacketToInputStream(
|
||||
|
|
@ -285,7 +288,7 @@ TEST_F(TensorConverterCalculatorTest, SetOutputRange) {
|
|||
// Run the graph.
|
||||
MP_ASSERT_OK(graph.Initialize(graph_config));
|
||||
MP_ASSERT_OK(graph.StartRun({}));
|
||||
auto input_image = absl::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 1);
|
||||
auto input_image = std::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 1);
|
||||
cv::Mat mat = mediapipe::formats::MatView(input_image.get());
|
||||
mat.at<uint8_t>(0, 0) = 200;
|
||||
MP_ASSERT_OK(graph.AddPacketToInputStream(
|
||||
|
|
@ -341,7 +344,7 @@ TEST_F(TensorConverterCalculatorTest, FlipVertically) {
|
|||
// Run the graph.
|
||||
MP_ASSERT_OK(graph.Initialize(graph_config));
|
||||
MP_ASSERT_OK(graph.StartRun({}));
|
||||
auto input_image = absl::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 2);
|
||||
auto input_image = std::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 2);
|
||||
cv::Mat mat = mediapipe::formats::MatView(input_image.get());
|
||||
constexpr uint8_t kY0Value = 100;
|
||||
constexpr uint8_t kY1Value = 200;
|
||||
|
|
@ -372,7 +375,8 @@ TEST_F(TensorConverterCalculatorTest, FlipVertically) {
|
|||
MP_ASSERT_OK(graph.WaitUntilDone());
|
||||
}
|
||||
|
||||
TEST_F(TensorConverterCalculatorTest, GpuOriginOverridesFlipVertically) {
|
||||
TEST_F(TensorConverterCalculatorTest,
|
||||
CannotSpecifyBothFlipVerticallyAndGpuOrigin) {
|
||||
CalculatorGraph graph;
|
||||
CalculatorGraphConfig graph_config =
|
||||
mediapipe::ParseTextProtoOrDie<CalculatorGraphConfig>(R"pb(
|
||||
|
|
@ -396,7 +400,46 @@ TEST_F(TensorConverterCalculatorTest, GpuOriginOverridesFlipVertically) {
|
|||
// Run the graph.
|
||||
MP_ASSERT_OK(graph.Initialize(graph_config));
|
||||
MP_ASSERT_OK(graph.StartRun({}));
|
||||
auto input_image = absl::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 2);
|
||||
auto input_image = std::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 1);
|
||||
MP_ASSERT_OK(graph.AddPacketToInputStream(
|
||||
"input_image", Adopt(input_image.release()).At(Timestamp(0))));
|
||||
|
||||
// Processing should fail as we specified both flip_vertically and gpu_origin.
|
||||
absl::Status status = graph.WaitUntilIdle();
|
||||
EXPECT_FALSE(status.ok());
|
||||
EXPECT_THAT(status.message(), HasSubstr("flip_vertically and gpu_origin"));
|
||||
EXPECT_EQ(output_packets.size(), 0);
|
||||
|
||||
// Fully close graph at end, otherwise calculator+tensors are destroyed
|
||||
// after calling WaitUntilDone().
|
||||
MP_ASSERT_OK(graph.CloseInputStream("input_image"));
|
||||
EXPECT_FALSE(graph.WaitUntilDone().ok());
|
||||
}
|
||||
|
||||
TEST_F(TensorConverterCalculatorTest, GpuOriginIsIgnoredWithCpuImage) {
|
||||
CalculatorGraph graph;
|
||||
CalculatorGraphConfig graph_config =
|
||||
mediapipe::ParseTextProtoOrDie<CalculatorGraphConfig>(R"pb(
|
||||
input_stream: "input_image"
|
||||
node {
|
||||
calculator: "TensorConverterCalculator"
|
||||
input_stream: "IMAGE:input_image"
|
||||
output_stream: "TENSORS:tensor"
|
||||
options {
|
||||
[mediapipe.TensorConverterCalculatorOptions.ext] {
|
||||
gpu_origin: CONVENTIONAL
|
||||
output_tensor_float_range { min: 0 max: 255 }
|
||||
}
|
||||
}
|
||||
}
|
||||
)pb");
|
||||
std::vector<Packet> output_packets;
|
||||
tool::AddVectorSink("tensor", &graph_config, &output_packets);
|
||||
|
||||
// Run the graph.
|
||||
MP_ASSERT_OK(graph.Initialize(graph_config));
|
||||
MP_ASSERT_OK(graph.StartRun({}));
|
||||
auto input_image = std::make_unique<ImageFrame>(ImageFormat::GRAY8, 1, 2);
|
||||
cv::Mat mat = mediapipe::formats::MatView(input_image.get());
|
||||
constexpr uint8_t kY0Value = 100;
|
||||
constexpr uint8_t kY1Value = 200;
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user