gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/cuda/gstcuda-private.h

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/* GStreamer
* Copyright (C) 2022 Seungha Yang <seungha@centricular.com>
*
* 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.
*/
#pragma once
#include <gst/cuda/cuda-prelude.h>
#include <gst/cuda/cuda-gst.h>
#include <gst/cuda/gstcudacontext.h>
#include <gst/cuda/gstcudastream.h>
#include <gst/video/video.h>
G_BEGIN_DECLS
typedef enum
{
GST_CUDA_BUFFER_COPY_SYSTEM,
GST_CUDA_BUFFER_COPY_CUDA,
GST_CUDA_BUFFER_COPY_GL,
GST_CUDA_BUFFER_COPY_D3D11,
GST_CUDA_BUFFER_COPY_NVMM,
} GstCudaBufferCopyType;
GST_CUDA_API
const gchar * gst_cuda_buffer_copy_type_to_string (GstCudaBufferCopyType type);
GST_CUDA_API
gboolean gst_cuda_buffer_copy (GstBuffer * dst,
GstCudaBufferCopyType dst_type,
const GstVideoInfo * dst_info,
GstBuffer * src,
GstCudaBufferCopyType src_type,
const GstVideoInfo * src_info,
GstCudaContext * context,
GstCudaStream * stream);
G_END_DECLS
#ifdef __cplusplus
#include <mutex>
#define GST_CUDA_CALL_ONCE_BEGIN \
static std::once_flag __once_flag; \
std::call_once (__once_flag, [&]()
#define GST_CUDA_CALL_ONCE_END )
#endif /* __cplusplus */