gstreamer/subprojects/gst-plugins-bad/sys/nvcodec/gstcuvidloader.h
Thibault Saunier c033f8fad2 cuda: Factor out a public GstCUDA library
So applications and elements implemented outside GStreamer can reuse
our infrastructure

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1472>
2022-04-19 16:39:43 +00:00

77 lines
3 KiB
C

/* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.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.
*/
#ifndef __GST_CUVID_LOADER_H__
#define __GST_CUVID_LOADER_H__
#include <gst/gst.h>
#include "cuda.h"
#include "nvcuvid.h"
G_BEGIN_DECLS
/* cuvid.h */
gboolean gst_cuvid_load_library (guint api_major_ver,
guint api_minor_ver);
gboolean gst_cuvid_get_api_version (guint * api_major_ver,
guint * api_minor_ver);
gboolean gst_cuvid_can_get_decoder_caps (void);
CUresult CUDAAPI CuvidCtxLockCreate (CUvideoctxlock * pLock,
CUcontext ctx);
CUresult CUDAAPI CuvidCtxLockDestroy (CUvideoctxlock lck);
CUresult CUDAAPI CuvidCtxLock (CUvideoctxlock lck,
unsigned int reserved_flags);
CUresult CUDAAPI CuvidCtxUnlock (CUvideoctxlock lck,
unsigned int reserved_flags);
CUresult CUDAAPI CuvidCreateDecoder (CUvideodecoder * phDecoder,
CUVIDDECODECREATEINFO * pdci);
CUresult CUDAAPI CuvidDestroyDecoder (CUvideodecoder hDecoder);
CUresult CUDAAPI CuvidDecodePicture (CUvideodecoder hDecoder,
CUVIDPICPARAMS * pPicParams);
CUresult CUDAAPI CuvidCreateVideoParser (CUvideoparser * pObj,
CUVIDPARSERPARAMS * pParams);
CUresult CUDAAPI CuvidParseVideoData (CUvideoparser obj,
CUVIDSOURCEDATAPACKET * pPacket);
CUresult CUDAAPI CuvidDestroyVideoParser (CUvideoparser obj);
CUresult CUDAAPI CuvidMapVideoFrame (CUvideodecoder hDecoder,
int nPicIdx,
guintptr * pDevPtr,
unsigned int *pPitch,
CUVIDPROCPARAMS * pVPP);
CUresult CUDAAPI CuvidUnmapVideoFrame (CUvideodecoder hDecoder,
guintptr DevPtr);
CUresult CUDAAPI CuvidGetDecoderCaps (CUVIDDECODECAPS * pdc);
G_END_DECLS
#endif /* __GST_CUVID_LOADER_H__ */