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1 /* GStreamer |
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2 * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu> |
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3 * 2000,2005 Wim Taymans <wim@fluendo.com> |
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4 * |
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5 * This library is free software; you can redistribute it and/or |
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6 * modify it under the terms of the GNU Library General Public |
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7 * License as published by the Free Software Foundation; either |
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8 * version 2 of the License, or (at your option) any later version. |
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9 * |
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10 * This library is distributed in the hope that it will be useful, |
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 * Library General Public License for more details. |
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14 * |
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15 * You should have received a copy of the GNU Library General Public |
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16 * License along with this library; if not, write to the |
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17 * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
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18 * Boston, MA 02111-1307, USA. |
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19 */ |
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20 |
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21 #define SET_PARAM(_oss, _name, _val, _detail) \ |
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22 G_STMT_START { \ |
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23 int _tmp = _val; \ |
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24 if (ioctl(_oss->fd, _name, &_tmp) == -1) { \ |
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25 GST_ELEMENT_ERROR (_oss, RESOURCE, SETTINGS,\ |
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26 (NULL), \ |
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27 ("Unable to set param " _detail ": %s", \ |
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28 g_strerror (errno))); \ |
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29 return FALSE; \ |
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30 } \ |
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31 GST_DEBUG_OBJECT(_oss, _detail " %d", _tmp); \ |
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32 } G_STMT_END |
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33 |
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34 #define GET_PARAM(_oss, _name, _val, _detail) \ |
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35 G_STMT_START { \ |
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36 if (ioctl(oss->fd, _name, _val) == -1) { \ |
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37 GST_ELEMENT_ERROR (oss, RESOURCE, SETTINGS, \ |
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38 (NULL), \ |
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39 ("Unable to get param " _detail ": %s", \ |
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40 g_strerror (errno))); \ |
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41 return FALSE; \ |
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42 } \ |
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43 } G_STMT_END |