blob: bdb41936faf496eb97a5f15c9ca620a8dc912648
1 | /* |
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> |
5 | * |
6 | * This file is part of FFmpeg. |
7 | * |
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. |
12 | * |
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. |
17 | * |
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 |
21 | */ |
22 | |
23 | #include "opencl_internal.h" |
24 | #include "libavutil/log.h" |
25 | |
26 | int avpriv_opencl_set_parameter(FFOpenclParam *opencl_param, ...) |
27 | { |
28 | int ret = 0; |
29 | va_list arg_ptr; |
30 | void *param; |
31 | size_t param_size; |
32 | cl_int status; |
33 | if (!opencl_param->kernel) { |
34 | av_log(opencl_param->ctx, AV_LOG_ERROR, "OpenCL kernel must be set\n"); |
35 | return AVERROR(EINVAL); |
36 | } |
37 | va_start(arg_ptr, opencl_param); |
38 | do { |
39 | param = va_arg(arg_ptr, void *); |
40 | if (!param) |
41 | break; |
42 | param_size = va_arg(arg_ptr, size_t); |
43 | if (!param_size) { |
44 | av_log(opencl_param->ctx, AV_LOG_ERROR, "Parameter size must not be 0\n"); |
45 | ret = AVERROR(EINVAL); |
46 | goto end; |
47 | } |
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; |
52 | goto end; |
53 | } |
54 | opencl_param->param_num++; |
55 | } while (param && param_size); |
56 | end: |
57 | va_end(arg_ptr); |
58 | return ret; |
59 | } |
60 |