gstreamer/ext/onnx/gstonnxelement.h
Aaron Boxer f71eb29497 onnx: add plugin to apply ONNX neural network models to video
This MR provides a transform element that leverage ONNX runtime
to run AI inference on a broad range of neural network toolkits, running
on either CPU or GPU. ONNX supports 16 different providers at the
moment, so with ONNX we immediately get support for Nvidia, AMD, Xilinx
and many others.

For the first release, this plugin adds a gstonnxobjectdetector element to
detect objects in video frames. Meta data generated by the model is
attached to the video buffer as a custom GstObjectDetectorMeta meta.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1997>
2021-04-27 13:05:21 +00:00

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1.9 KiB
C

/*
* GStreamer gstreamer-onnxelement
* Copyright (C) 2021 Collabora Ltd
*
* gstonnxelement.h
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_ONNX_ELEMENT_H__
#define __GST_ONNX_ELEMENT_H__
#include <gst/gst.h>
typedef enum
{
GST_ONNX_OPTIMIZATION_LEVEL_DISABLE_ALL,
GST_ONNX_OPTIMIZATION_LEVEL_ENABLE_BASIC,
GST_ONNX_OPTIMIZATION_LEVEL_ENABLE_EXTENDED,
GST_ONNX_OPTIMIZATION_LEVEL_ENABLE_ALL,
} GstOnnxOptimizationLevel;
typedef enum
{
GST_ONNX_EXECUTION_PROVIDER_CPU,
GST_ONNX_EXECUTION_PROVIDER_CUDA,
} GstOnnxExecutionProvider;
typedef enum {
/* Height Width Channel (a.k.a. interleaved) format */
GST_ML_MODEL_INPUT_IMAGE_FORMAT_HWC,
/* Channel Height Width (a.k.a. planar) format */
GST_ML_MODEL_INPUT_IMAGE_FORMAT_CHW,
} GstMlModelInputImageFormat;
G_BEGIN_DECLS
GType gst_onnx_optimization_level_get_type (void);
#define GST_TYPE_ONNX_OPTIMIZATION_LEVEL (gst_onnx_optimization_level_get_type ())
GType gst_onnx_execution_provider_get_type (void);
#define GST_TYPE_ONNX_EXECUTION_PROVIDER (gst_onnx_execution_provider_get_type ())
GType gst_ml_model_input_image_format_get_type (void);
#define GST_TYPE_ML_MODEL_INPUT_IMAGE_FORMAT (gst_ml_model_input_image_format_get_type ())
G_END_DECLS
#endif