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https://gitlab.freedesktop.org/pipewire/pipewire.git
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b3b47d3fe9
Implement audioconvert as a complex element of fmtconver, channelmix and resample. Make copying resample just to test. Plug the converter into pw_stream.
53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/* Spa Audioconvert plugin
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* Copyright (C) 2018 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 <errno.h>
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#include <spa/support/plugin.h>
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extern const struct spa_handle_factory spa_audioconvert_factory;
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extern const struct spa_handle_factory spa_fmtconvert_factory;
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extern const struct spa_handle_factory spa_channelmix_factory;
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extern const struct spa_handle_factory spa_resample_factory;
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int
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spa_handle_factory_enum(const struct spa_handle_factory **factory, uint32_t *index)
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{
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spa_return_val_if_fail(factory != NULL, -EINVAL);
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spa_return_val_if_fail(index != NULL, -EINVAL);
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switch (*index) {
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case 0:
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*factory = &spa_audioconvert_factory;
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break;
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case 1:
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*factory = &spa_fmtconvert_factory;
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break;
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case 2:
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*factory = &spa_channelmix_factory;
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break;
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case 3:
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*factory = &spa_resample_factory;
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break;
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default:
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return 0;
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}
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(*index)++;
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return 1;
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}
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