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🎥 Command line media player
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C
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586/* * 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 Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 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 Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with mpv. If not, see <http://www.gnu.org/licenses/>. */
#ifndef MPV_COREAUDIO_UTILS_H#define MPV_COREAUDIO_UTILS_H
#include <AudioToolbox/AudioToolbox.h>#include <inttypes.h>#include <stdbool.h>
#include "config.h"#include "common/msg.h"#include "audio/out/ao.h"#include "internal.h"#include "osdep/utils-mac.h"#include "osdep/threads.h"
struct coreaudio_cb_sem { mp_mutex mutex; mp_cond cond;};
bool check_ca_st(struct ao *ao, int level, OSStatus code, const char *message);
#define CHECK_CA_ERROR_L(label, message) \ do { \ if (!check_ca_st(ao, MSGL_ERR, err, message)) { \ goto label; \ } \ } while (0)
#define CHECK_CA_ERROR(message) CHECK_CA_ERROR_L(coreaudio_error, message)#define CHECK_CA_WARN(message) check_ca_st(ao, MSGL_WARN, err, message)
#define CHECK_CA_ERROR_SILENT_L(label) \ do { \ if (err != noErr) goto label; \ } while (0)
void ca_get_device_list(struct ao *ao, struct ao_device_list *list);#if HAVE_COREAUDIO || HAVE_AVFOUNDATIONOSStatus ca_select_device(struct ao *ao, char* name, AudioDeviceID *device);#endif
bool ca_formatid_is_compressed(uint32_t formatid);void ca_fill_asbd(struct ao *ao, AudioStreamBasicDescription *asbd);void ca_print_asbd(struct ao *ao, const char *description, const AudioStreamBasicDescription *asbd);bool ca_asbd_equals(const AudioStreamBasicDescription *a, const AudioStreamBasicDescription *b);int ca_asbd_to_mp_format(const AudioStreamBasicDescription *asbd);bool ca_asbd_is_better(AudioStreamBasicDescription *req, AudioStreamBasicDescription *old, AudioStreamBasicDescription *new);
int64_t ca_frames_to_ns(struct ao *ao, uint32_t frames);int64_t ca_get_latency(const AudioTimeStamp *ts);
#if HAVE_COREAUDIO || HAVE_AVFOUNDATIONbool ca_stream_supports_compressed(struct ao *ao, AudioStreamID stream);OSStatus ca_lock_device(AudioDeviceID device, pid_t *pid);OSStatus ca_unlock_device(AudioDeviceID device, pid_t *pid);OSStatus ca_disable_mixing(struct ao *ao, AudioDeviceID device, bool *changed);OSStatus ca_enable_mixing(struct ao *ao, AudioDeviceID device, bool changed);int64_t ca_get_device_latency_ns(struct ao *ao, AudioDeviceID device);bool ca_change_physical_format_sync(struct ao *ao, AudioStreamID stream, AudioStreamBasicDescription change_format);#endif
#endif /* MPV_COREAUDIO_UTILS_H */