mediapipe/mediapipe/util/tflite/config.h
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GitOrigin-RevId: e3a43e4e5e519cd14df7095749059e2613bdcf76
2020-07-08 18:24:46 -07:00

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// Copyright 2020 The MediaPipe Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef MEDIAPIPE_UTIL_TFLITE_CONFIG_H_
#define MEDIAPIPE_UTIL_TFLITE_CONFIG_H_
#include "mediapipe/framework/calculator_framework.h"
// MediaPipe code should use the following defines to determine whether TFLite
// GPU support is available, and whether GL or Metal inference is available.
#ifdef MEDIAPIPE_DISABLE_GL_COMPUTE
#define MEDIAPIPE_TFLITE_GL_INFERENCE 0
#else
#define MEDIAPIPE_TFLITE_GL_INFERENCE 1
#endif // MEDIAPIPE_DISABLE_GL_COMPUTE
#ifdef MEDIAPIPE_IOS
#define MEDIAPIPE_TFLITE_METAL_INFERENCE 1
#else
#define MEDIAPIPE_TFLITE_METAL_INFERENCE 0
#endif // MEDIAPIPE_IOS
#define MEDIAPIPE_TFLITE_GPU_SUPPORTED \
((MEDIAPIPE_TFLITE_GL_INFERENCE) || (MEDIAPIPE_TFLITE_METAL_INFERENCE))
#if MEDIAPIPE_TFLITE_GL_INFERENCE
#include "tensorflow/lite/delegates/gpu/gl/gl_buffer.h"
#endif // MEDIAPIPE_TFLITE_GL_INFERENCE
#if MEDIAPIPE_TFLITE_METAL_INFERENCE
#import <Metal/Metal.h>
#endif // MEDIAPIPE_TFLITE_METAL_INFERENCE
namespace mediapipe {
#if MEDIAPIPE_TFLITE_GL_INFERENCE
typedef ::tflite::gpu::gl::GlBuffer GpuTensor;
#elif MEDIAPIPE_TFLITE_METAL_INFERENCE
typedef id<MTLBuffer> GpuTensor;
#else
struct DummyGpuTensor {};
typedef DummyGpuTensor GpuTensor; // Dummy define for less #ifdefs
#endif // MEDIAPIPE_TFLITE_GL_INFERENCE
} // namespace mediapipe
#endif // MEDIAPIPE_UTIL_TFLITE_CONFIG_H_