FFmpeg
libavutil
cuda_check.h
Go to the documentation of this file.
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/*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVUTIL_CUDA_CHECK_H
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#define AVUTIL_CUDA_CHECK_H
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#include "
compat/cuda/dynlink_loader.h
"
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#include "
error.h
"
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typedef
CUresult CUDAAPI
cuda_check_GetErrorName
(CUresult
error
,
const
char
** pstr);
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typedef
CUresult CUDAAPI
cuda_check_GetErrorString
(CUresult
error
,
const
char
** pstr);
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/**
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* Wrap a CUDA function call and print error information if it fails.
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*/
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static
inline
int
ff_cuda_check
(
void
*avctx,
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void
*cuGetErrorName_fn,
void
*cuGetErrorString_fn,
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CUresult err,
const
char
*
func
)
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{
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const
char
*err_name;
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const
char
*err_string;
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av_log
(avctx,
AV_LOG_TRACE
,
"Calling %s\n"
,
func
);
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if
(err == CUDA_SUCCESS)
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return
0;
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((
cuda_check_GetErrorName
*)cuGetErrorName_fn)(err, &err_name);
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((
cuda_check_GetErrorString
*)cuGetErrorString_fn)(err, &err_string);
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av_log
(avctx,
AV_LOG_ERROR
,
"%s failed"
,
func
);
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if
(err_name && err_string)
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av_log
(avctx,
AV_LOG_ERROR
,
" -> %s: %s"
, err_name, err_string);
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av_log
(avctx,
AV_LOG_ERROR
,
"\n"
);
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return
AVERROR_EXTERNAL
;
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}
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/**
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* Convenience wrapper for ff_cuda_check when directly linking libcuda.
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*/
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#define FF_CUDA_CHECK(avclass, x) ff_cuda_check(avclass, cuGetErrorName, cuGetErrorString, (x), #x)
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/**
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* Convenience wrapper for ff_cuda_check when dynamically loading cuda symbols.
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*/
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#define FF_CUDA_CHECK_DL(avclass, cudl, x) ff_cuda_check(avclass, cudl->cuGetErrorName, cudl->cuGetErrorString, (x), #x)
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#endif
/* AVUTIL_CUDA_CHECK_H */
error
static void error(const char *err)
Definition:
target_bsf_fuzzer.c:31
func
int(* func)(AVBPrint *dst, const char *in, const char *arg)
Definition:
jacosubdec.c:68
dynlink_loader.h
AV_LOG_TRACE
#define AV_LOG_TRACE
Extremely verbose debugging, useful for libav* development.
Definition:
log.h:206
AV_LOG_ERROR
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition:
log.h:180
cuda_check_GetErrorString
CUresult CUDAAPI cuda_check_GetErrorString(CUresult error, const char **pstr)
Definition:
cuda_check.h:27
ff_cuda_check
static int ff_cuda_check(void *avctx, void *cuGetErrorName_fn, void *cuGetErrorString_fn, CUresult err, const char *func)
Wrap a CUDA function call and print error information if it fails.
Definition:
cuda_check.h:32
error.h
AVERROR_EXTERNAL
#define AVERROR_EXTERNAL
Generic error in an external library.
Definition:
error.h:59
cuda_check_GetErrorName
CUresult CUDAAPI cuda_check_GetErrorName(CUresult error, const char **pstr)
Definition:
cuda_check.h:26
av_log
#define av_log(a,...)
Definition:
tableprint_vlc.h:27
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