diff options
Diffstat (limited to 'libavutil/opencl_internal.c')
-rw-r--r-- | libavutil/opencl_internal.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/libavutil/opencl_internal.c b/libavutil/opencl_internal.c new file mode 100644 index 0000000..3d996ab --- /dev/null +++ b/libavutil/opencl_internal.c @@ -0,0 +1,59 @@ +/* + * Copyright (C) 2012 Peng Gao <peng@multicorewareinc.com> + * Copyright (C) 2012 Li Cao <li@multicorewareinc.com> + * Copyright (C) 2012 Wei Gao <weigao@multicorewareinc.com> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "opencl_internal.h" +#include "libavutil/log.h" + +int ff_opencl_set_parameter(FFOpenclParam *opencl_param, ...) +{ + int ret = 0; + va_list arg_ptr; + void *param; + size_t param_size; + cl_int status; + if (!opencl_param->kernel) { + av_log(opencl_param->ctx, AV_LOG_ERROR, "OpenCL kernel must be set\n"); + return AVERROR(EINVAL); + } + va_start(arg_ptr, opencl_param); + do { + param = va_arg(arg_ptr, void *); + if (!param) + break; + param_size = va_arg(arg_ptr, size_t); + if (!param_size) { + av_log(opencl_param->ctx, AV_LOG_ERROR, "Parameter size must not be 0\n"); + ret = AVERROR(EINVAL); + goto end; + } + status = clSetKernelArg(opencl_param->kernel, opencl_param->param_num, param_size, param); + if (status != CL_SUCCESS) { + av_log(opencl_param->ctx, AV_LOG_ERROR, "Cannot set kernel argument: %s\n", av_opencl_errstr(status)); + ret = AVERROR_EXTERNAL; + goto end; + } + opencl_param->param_num++; + } while (param && param_size); +end: + va_end(arg_ptr); + return ret; +} |