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mpv/audio/out/ao_coreaudio_properties.h
Stefano Pigozzi 97f6d7f4ec ao_coreaudio: report hardware latency to ao_read_data
Commit a6a4cd2c88 added reporting of playout latency, this commit also adds
support for reporting hardware and constant audio unit latency.
2014-07-03 20:05:15 +02:00

62 lines
2.3 KiB
C

/*
* This file is part of mpv.
* Copyright (c) 2013 Stefano Pigozzi <stefano.pigozzi@gmail.com>
*
* mpv is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MPV_COREAUDIO_PROPERTIES_H
#define MPV_COREAUDIO_PROPERTIES_H
#include <AudioToolbox/AudioToolbox.h>
#include "internal.h"
// CoreAudio names are way too verbose
#define ca_sel AudioObjectPropertySelector
#define ca_scope AudioObjectPropertyScope
#define CA_GLOBAL kAudioObjectPropertyScopeGlobal
#define CA_OUTPUT kAudioDevicePropertyScopeOutput
OSStatus ca_get(AudioObjectID id, ca_scope scope, ca_sel selector,
uint32_t size, void *data);
OSStatus ca_set(AudioObjectID id, ca_scope scope, ca_sel selector,
uint32_t size, void *data);
#define CA_GET(id, sel, data) ca_get(id, CA_GLOBAL, sel, sizeof(*(data)), data)
#define CA_SET(id, sel, data) ca_set(id, CA_GLOBAL, sel, sizeof(*(data)), data)
#define CA_GET_O(id, sel, data) ca_get(id, CA_OUTPUT, sel, sizeof(*(data)), data)
OSStatus ca_get_ary(AudioObjectID id, ca_scope scope, ca_sel selector,
uint32_t element_size, void **data, size_t *elements);
#define CA_GET_ARY(id, sel, data, elements) \
ca_get_ary(id, CA_GLOBAL, sel, sizeof(**(data)), (void **)data, elements)
#define CA_GET_ARY_O(id, sel, data, elements) \
ca_get_ary(id, CA_OUTPUT, sel, sizeof(**(data)), (void **)data, elements)
OSStatus ca_get_str(AudioObjectID id, ca_scope scope,ca_sel selector,
char **data);
#define CA_GET_STR(id, sel, data) ca_get_str(id, CA_GLOBAL, sel, data)
Boolean ca_settable(AudioObjectID id, ca_scope scope, ca_sel selector,
Boolean *data);
#define CA_SETTABLE(id, sel, data) ca_settable(id, CA_GLOBAL, sel, data)
#endif /* MPV_COREAUDIO_PROPERTIES_H */