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2ba45a60 DM |
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 | } |