2 * Copyright (C) 2012 Peng Gao <peng@multicorewareinc.com>
3 * Copyright (C) 2012 Li Cao <li@multicorewareinc.com>
4 * Copyright (C) 2012 Wei Gao <weigao@multicorewareinc.com>
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #include "opencl_internal.h"
24 #include "libavutil/log.h"
26 int avpriv_opencl_set_parameter(FFOpenclParam *opencl_param, ...)
33 if (!opencl_param->kernel) {
34 av_log(opencl_param->ctx, AV_LOG_ERROR, "OpenCL kernel must be set\n");
35 return AVERROR(EINVAL);
37 va_start(arg_ptr, opencl_param);
39 param = va_arg(arg_ptr, void *);
42 param_size = va_arg(arg_ptr, size_t);
44 av_log(opencl_param->ctx, AV_LOG_ERROR, "Parameter size must not be 0\n");
45 ret = AVERROR(EINVAL);
48 status = clSetKernelArg(opencl_param->kernel, opencl_param->param_num, param_size, param);
49 if (status != CL_SUCCESS) {
50 av_log(opencl_param->ctx, AV_LOG_ERROR, "Cannot set kernel argument: %s\n", av_opencl_errstr(status));
51 ret = AVERROR_EXTERNAL;
54 opencl_param->param_num++;
55 } while (param && param_size);