| /* |
| * 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 avpriv_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; |
| } |