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https://gitlab.freedesktop.org/pipewire/pipewire.git
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9f53eda6cb
Add an interface to monitor devices and helper program Add v4l2 monitor Add simple dictionary with key/value pairs
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/* Spa V4l2 support
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* Copyright (C) 2016 Wim Taymans <wim.taymans@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include <spa/plugin.h>
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#include <spa/node.h>
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extern const SpaHandleFactory spa_v4l2_source_factory;
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extern const SpaHandleFactory spa_v4l2_monitor_factory;
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SpaResult
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spa_enum_handle_factory (const SpaHandleFactory **factory,
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void **state)
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{
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int index;
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if (factory == NULL || state == NULL)
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return SPA_RESULT_INVALID_ARGUMENTS;
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index = (*state == NULL ? 0 : *(int*)state);
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switch (index) {
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case 0:
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*factory = &spa_v4l2_source_factory;
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break;
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case 1:
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*factory = &spa_v4l2_monitor_factory;
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break;
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default:
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return SPA_RESULT_ENUM_END;
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}
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*(int*)state = ++index;
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return SPA_RESULT_OK;
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}
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