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https://github.com/mpv-player/mpv
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41f2b26d11
We want to move the AO to its own thread. There's no technical reason for making the ao struct opaque to do this. But it helps us sleep at night, because we can control access to shared state better.
61 lines
2.2 KiB
C
61 lines
2.2 KiB
C
/*
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* This file is part of mpv.
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* Copyright (c) 2013 Stefano Pigozzi <stefano.pigozzi@gmail.com>
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*
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* mpv is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* mpv 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPV_COREAUDIO_PROPERTIES_H
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#define MPV_COREAUDIO_PROPERTIES_H
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#include <AudioToolbox/AudioToolbox.h>
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#include "internal.h"
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// CoreAudio names are way too verbose
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#define ca_sel AudioObjectPropertySelector
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#define ca_scope AudioObjectPropertyScope
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#define CA_GLOBAL kAudioObjectPropertyScopeGlobal
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#define CA_OUTPUT kAudioDevicePropertyScopeOutput
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OSStatus ca_get(AudioObjectID id, ca_scope scope, ca_sel selector,
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uint32_t size, void *data);
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OSStatus ca_set(AudioObjectID id, ca_scope scope, ca_sel selector,
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uint32_t size, void *data);
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#define CA_GET(id, sel, data) ca_get(id, CA_GLOBAL, sel, sizeof(*(data)), data)
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#define CA_SET(id, sel, data) ca_set(id, CA_GLOBAL, sel, sizeof(*(data)), data)
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OSStatus ca_get_ary(AudioObjectID id, ca_scope scope, ca_sel selector,
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uint32_t element_size, void **data, size_t *elements);
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#define CA_GET_ARY(id, sel, data, elements) \
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ca_get_ary(id, CA_GLOBAL, sel, sizeof(**(data)), (void **)data, elements)
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#define CA_GET_ARY_O(id, sel, data, elements) \
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ca_get_ary(id, CA_OUTPUT, sel, sizeof(**(data)), (void **)data, elements)
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OSStatus ca_get_str(AudioObjectID id, ca_scope scope,ca_sel selector,
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char **data);
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#define CA_GET_STR(id, sel, data) ca_get_str(id, CA_GLOBAL, sel, data)
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Boolean ca_settable(AudioObjectID id, ca_scope scope, ca_sel selector,
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Boolean *data);
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#define CA_SETTABLE(id, sel, data) ca_settable(id, CA_GLOBAL, sel, data)
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#endif /* MPV_COREAUDIO_PROPERTIES_H */
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