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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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dd995bd9d4
Similar to glupload/gldownload elements but for CUDA memory. It will help transfer memory between system and nvidia GPU Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1633>
75 lines
2.8 KiB
C
75 lines
2.8 KiB
C
/* GStreamer
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* Copyright (C) <2019> Seungha Yang <seungha.yang@navercorp.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_CUDA_BASE_TRANSFORM_H__
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#define __GST_CUDA_BASE_TRANSFORM_H__
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#include <gst/gst.h>
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#include <gst/base/gstbasetransform.h>
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#include <gst/video/video.h>
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#include "gstcudacontext.h"
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#include "gstcudabufferpool.h"
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G_BEGIN_DECLS
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#define GST_TYPE_CUDA_BASE_TRANSFORM (gst_cuda_base_transform_get_type())
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#define GST_CUDA_BASE_TRANSFORM(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CUDA_BASE_TRANSFORM,GstCudaBaseTransform))
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#define GST_CUDA_BASE_TRANSFORM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_CUDA_BASE_TRANSFORM,GstCudaBaseTransformClass))
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#define GST_CUDA_BASE_TRANSFORM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_CUDA_BASE_TRANSFORM,GstCudaBaseTransformClass))
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#define GST_IS_CUDA_BASE_TRANSFORM(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CUDA_BASE_TRANSFORM))
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#define GST_IS_CUDA_BASE_TRANSFORM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_CUDA_BASE_TRANSFORM))
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typedef struct _GstCudaBaseTransform GstCudaBaseTransform;
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typedef struct _GstCudaBaseTransformClass GstCudaBaseTransformClass;
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struct _GstCudaBaseTransform
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{
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GstBaseTransform parent;
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gboolean negotiated;
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GstVideoInfo in_info;
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GstVideoInfo out_info;
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GstCudaContext *context;
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CUstream cuda_stream;
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gint device_id;
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};
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struct _GstCudaBaseTransformClass
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{
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GstBaseTransformClass parent_class;
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gboolean (*set_info) (GstCudaBaseTransform *filter,
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GstCaps *incaps, GstVideoInfo *in_info,
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GstCaps *outcaps, GstVideoInfo *out_info);
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GstFlowReturn (*transform_frame) (GstCudaBaseTransform *filter,
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GstVideoFrame *in_frame,
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GstCudaMemory *in_cuda_mem,
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GstVideoFrame *out_frame,
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GstCudaMemory *out_cuda_mem);
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};
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GType gst_cuda_base_transform_get_type (void);
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G_END_DECLS
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#endif /* __GST_CUDA_BASE_TRANSFORM_H__ */
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