mpv/audio/out/ao_coreaudio_utils.h

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/*
* 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_UTILS_H
#define MPV_COREAUDIO_UTILS_H
#include <AudioToolbox/AudioToolbox.h>
#include <inttypes.h>
#include <stdbool.h>
#include "common/msg.h"
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#include "audio/out/ao.h"
#include "internal.h"
#define CA_CFSTR_ENCODING kCFStringEncodingASCII
CFStringRef cfstr_from_cstr(char *str);
char *cfstr_get_cstr(CFStringRef cfstr);
char *fourcc_repr(void *talloc_ctx, uint32_t code);
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bool check_ca_st(struct ao *ao, int level, OSStatus code, const char *message);
#define CHECK_CA_ERROR_L(label, message) \
do { \
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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)
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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) \
do { \
if (err != noErr) goto label; \
} while (0)
void ca_get_device_list(struct ao *ao, struct ao_device_list *list);
OSStatus ca_select_device(struct ao *ao, char* name, AudioDeviceID *device);
void ca_fill_asbd(struct ao *ao, AudioStreamBasicDescription *asbd);
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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);
int64_t ca_frames_to_us(struct ao *ao, uint32_t frames);
int64_t ca_get_latency(const AudioTimeStamp *ts);
#endif /* MPV_COREAUDIO_UTILS_H */