1 /*************************************************************************/ 2 /* stream_player.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 #ifndef STREAM_PLAYER_H 31 #define STREAM_PLAYER_H 32 33 #include "scene/main/node.h" 34 #include "scene/resources/audio_stream.h" 35 #include "servers/audio/audio_rb_resampler.h" 36 37 class StreamPlayer : public Node { 38 39 OBJ_TYPE(StreamPlayer, Node); 40 41 //_THREAD_SAFE_CLASS_ 42 43 struct InternalStream : public AudioServer::AudioStream { 44 StreamPlayer *player; 45 virtual int get_channel_count() const; 46 virtual void set_mix_rate(int p_rate); //notify the stream of the mix rate 47 virtual bool mix(int32_t *p_buffer, int p_frames); 48 virtual void update(); 49 }; 50 51 InternalStream internal_stream; 52 Ref<AudioStreamPlayback> playback; 53 Ref<AudioStream> stream; 54 55 int sp_get_channel_count() const; 56 void sp_set_mix_rate(int p_rate); //notify the stream of the mix rate 57 bool sp_mix(int32_t *p_buffer, int p_frames); 58 void sp_update(); 59 60 int server_mix_rate; 61 62 RID stream_rid; 63 bool paused; 64 bool autoplay; 65 bool loops; 66 float volume; 67 float loop_point; 68 int buffering_ms; 69 volatile bool stop_request; 70 float resume_pos; 71 72 AudioRBResampler resampler; 73 74 void _do_stop(); 75 76 bool _play; 77 void _set_play(bool p_play); 78 bool _get_play() const; 79 80 protected: 81 void _notification(int p_what); 82 83 static void _bind_methods(); 84 85 public: 86 void set_stream(const Ref<AudioStream> &p_stream); 87 Ref<AudioStream> get_stream() const; 88 89 void play(float p_from_offset = 0); 90 void stop(); 91 bool is_playing() const; 92 93 void set_paused(bool p_paused); 94 bool is_paused() const; 95 96 void set_loop(bool p_enable); 97 bool has_loop() const; 98 99 void set_volume(float p_vol); 100 float get_volume() const; 101 102 void set_loop_restart_time(float p_secs); 103 float get_loop_restart_time() const; 104 105 void set_volume_db(float p_db); 106 float get_volume_db() const; 107 108 String get_stream_name() const; 109 110 int get_loop_count() const; 111 112 float get_pos() const; 113 void seek_pos(float p_time); 114 float get_length() const; 115 void set_autoplay(bool p_vol); 116 bool has_autoplay() const; 117 118 void set_buffering_msec(int p_msec); 119 int get_buffering_msec() const; 120 121 StreamPlayer(); 122 ~StreamPlayer(); 123 }; 124 125 #endif // AUDIO_STREAM_PLAYER_H 126