mirror of https://github.com/mpv-player/mpv
82 lines
3.0 KiB
C
82 lines
3.0 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
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef MPV_COREAUDIO_UTILS_H
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#define MPV_COREAUDIO_UTILS_H
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#include <AudioToolbox/AudioToolbox.h>
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#include <inttypes.h>
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#include <stdbool.h>
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#include "common/msg.h"
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#include "audio/out/ao.h"
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#include "internal.h"
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#define CA_CFSTR_ENCODING kCFStringEncodingUTF8
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CFStringRef cfstr_from_cstr(char *str);
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char *cfstr_get_cstr(CFStringRef cfstr);
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bool check_ca_st(struct ao *ao, int level, OSStatus code, const char *message);
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#define CHECK_CA_ERROR_L(label, message) \
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do { \
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if (!check_ca_st(ao, MSGL_ERR, err, message)) { \
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goto label; \
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} \
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} while (0)
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#define CHECK_CA_ERROR(message) CHECK_CA_ERROR_L(coreaudio_error, message)
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#define CHECK_CA_WARN(message) check_ca_st(ao, MSGL_WARN, err, message)
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#define CHECK_CA_ERROR_SILENT_L(label) \
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do { \
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if (err != noErr) goto label; \
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} while (0)
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void ca_get_device_list(struct ao *ao, struct ao_device_list *list);
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#if HAVE_COREAUDIO
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OSStatus ca_select_device(struct ao *ao, char* name, AudioDeviceID *device);
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#endif
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bool ca_formatid_is_compressed(uint32_t formatid);
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void ca_fill_asbd(struct ao *ao, AudioStreamBasicDescription *asbd);
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void ca_print_asbd(struct ao *ao, const char *description,
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const AudioStreamBasicDescription *asbd);
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bool ca_asbd_equals(const AudioStreamBasicDescription *a,
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const AudioStreamBasicDescription *b);
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int ca_asbd_to_mp_format(const AudioStreamBasicDescription *asbd);
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bool ca_asbd_is_better(AudioStreamBasicDescription *req,
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AudioStreamBasicDescription *old,
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AudioStreamBasicDescription *new);
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int64_t ca_frames_to_us(struct ao *ao, uint32_t frames);
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int64_t ca_get_latency(const AudioTimeStamp *ts);
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#if HAVE_COREAUDIO
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bool ca_stream_supports_compressed(struct ao *ao, AudioStreamID stream);
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OSStatus ca_lock_device(AudioDeviceID device, pid_t *pid);
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OSStatus ca_unlock_device(AudioDeviceID device, pid_t *pid);
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OSStatus ca_disable_mixing(struct ao *ao, AudioDeviceID device, bool *changed);
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OSStatus ca_enable_mixing(struct ao *ao, AudioDeviceID device, bool changed);
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int64_t ca_get_device_latency_us(struct ao *ao, AudioDeviceID device);
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bool ca_change_physical_format_sync(struct ao *ao, AudioStreamID stream,
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AudioStreamBasicDescription change_format);
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#endif
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#endif /* MPV_COREAUDIO_UTILS_H */
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