gstreamer/sys/nvdec/gstnvdec.h
Snir Sheriber 73cd1aa9dc nvdec/nvenc: Support CUDA Toolkit 9
Since cuda-tools 9.0, nvcuvid.h is replaced by dynlink_nvcuvid.h.
This patch changes nvdec to use run-time dynamic linking if
cuda-tools version >= 9.
nvenc does not require any change since its necessary headers are
still available.

https://bugzilla.gnome.org/show_bug.cgi?id=791724
2018-04-17 23:33:04 +10:00

107 lines
3.2 KiB
C

/*
* Copyright (C) 2017 Ericsson AB. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __GST_NVDEC_H__
#define __GST_NVDEC_H__
#include <gst/gl/gl.h>
#include <gst/gl/gstglfuncs.h>
#ifdef HAVE_DYNLINK_HEADERS_NVDEC
#include <dynlink_nvcuvid.h>
#else
#include <nvcuvid.h>
#include <cudaGL.h>
#endif
#ifdef HAVE_DYNLINK_HEADERS_NVDEC
/* missing from dynlink headers */
CUresult CUDAAPI (*cuGetErrorName)(CUresult error, const char **pStr);
CUresult CUDAAPI (*cuGetErrorString)(CUresult error, const char **pStr);
CUresult CUDAAPI (*cuGraphicsGLRegisterImage)(CUgraphicsResource *pCudaResource, GLuint image, GLenum target, unsigned int Flags);
#endif
G_BEGIN_DECLS
typedef struct _GstNvDecCudaContext GstNvDecCudaContext;
typedef struct _GstNvDecCudaContextClass GstNvDecCudaContextClass;
struct _GstNvDecCudaContext
{
GObject parent;
CUcontext context;
CUvideoctxlock lock;
};
struct _GstNvDecCudaContextClass
{
GObjectClass parent_class;
};
GType gst_nvdec_cuda_context_get_type (void);
#define GST_TYPE_NVDEC (gst_nvdec_get_type())
#define GST_NVDEC(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_NVDEC, GstNvDec))
#define GST_NVDEC_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_NVDEC, GstNvDecClass))
#define GST_IS_NVDEC(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_NVDEC))
#define GST_IS_NVDEC_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_NVDEC))
typedef struct _GstNvDec GstNvDec;
typedef struct _GstNvDecClass GstNvDecClass;
struct _GstNvDec
{
GstVideoDecoder parent;
GstGLDisplay *gl_display;
GstGLContext *gl_context;
GstGLContext *other_gl_context;
GstNvDecCudaContext *cuda_context;
CUvideoparser parser;
CUvideodecoder decoder;
GAsyncQueue *decode_queue;
guint width;
guint height;
guint fps_n;
guint fps_d;
GstClockTime min_latency;
GstVideoCodecState *input_state;
};
struct _GstNvDecClass
{
GstVideoDecoderClass parent_class;
};
GType gst_nvdec_get_type (void);
G_END_DECLS
#endif /* __GST_NVDEC_H__ */