1 /*************************************************************************/ 2 /* audio_driver_iphone.h */ 3 /*************************************************************************/ 4 /* This file is part of: */ 5 /* GODOT ENGINE */ 6 /* https://godotengine.org */ 7 /*************************************************************************/ 8 /* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ 9 /* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ 10 /* */ 11 /* Permission is hereby granted, free of charge, to any person obtaining */ 12 /* a copy of this software and associated documentation files (the */ 13 /* "Software"), to deal in the Software without restriction, including */ 14 /* without limitation the rights to use, copy, modify, merge, publish, */ 15 /* distribute, sublicense, and/or sell copies of the Software, and to */ 16 /* permit persons to whom the Software is furnished to do so, subject to */ 17 /* the following conditions: */ 18 /* */ 19 /* The above copyright notice and this permission notice shall be */ 20 /* included in all copies or substantial portions of the Software. */ 21 /* */ 22 /* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */ 23 /* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */ 24 /* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/ 25 /* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */ 26 /* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */ 27 /* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */ 28 /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ 29 /*************************************************************************/ 30 #include "servers/audio/audio_server_sw.h" 31 32 #include <AudioUnit/AudioUnit.h> 33 34 class AudioDriverIphone : public AudioDriverSW { 35 36 AudioComponentInstance audio_unit; 37 bool active; 38 Mutex *mutex; 39 40 int channels; 41 int32_t *samples_in; 42 int buffer_frames; 43 44 static OSStatus output_callback(void *inRefCon, 45 AudioUnitRenderActionFlags *ioActionFlags, 46 const AudioTimeStamp *inTimeStamp, 47 UInt32 inBusNumber, UInt32 inNumberFrames, 48 AudioBufferList *ioData); 49 50 public: get_name()51 const char *get_name() const { 52 return "IPhone"; 53 }; 54 55 virtual Error init(); 56 virtual void start(); 57 virtual int get_mix_rate() const; 58 virtual OutputFormat get_output_format() const; 59 virtual void lock(); 60 virtual void unlock(); 61 virtual void finish(); 62 63 AudioDriverIphone(); 64 ~AudioDriverIphone(); 65 }; 66