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godot/scene/audio/stream_player.cpp

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/*************************************************************************/
/* stream_player.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "stream_player.h"
void StreamPlayer::_notification(int p_what) {
switch(p_what) {
case NOTIFICATION_ENTER_TREE: {
//set_idle_process(false); //don't annoy
if (stream.is_valid() && autoplay && !get_tree()->is_editor_hint())
play();
} break;
case NOTIFICATION_EXIT_TREE: {
stop(); //wathever it may be doing, stop
} break;
}
}
void StreamPlayer::set_stream(const Ref<AudioStream> &p_stream) {
stop();
if (stream_rid.is_valid())
AudioServer::get_singleton()->free(stream_rid);
stream_rid=RID();
stream=p_stream;
if (!stream.is_null()) {
stream->set_loop(loops);
stream->set_paused(paused);
stream_rid=AudioServer::get_singleton()->audio_stream_create(stream->get_audio_stream());
}
}
Ref<AudioStream> StreamPlayer::get_stream() const {
return stream;
}
void StreamPlayer::play() {
ERR_FAIL_COND(!is_inside_tree());
if (stream.is_null())
return;
if (stream->is_playing())
stop();
stream->play();
AudioServer::get_singleton()->stream_set_active(stream_rid,true);
AudioServer::get_singleton()->stream_set_volume_scale(stream_rid,volume);
// if (stream->get_update_mode()!=AudioStream::UPDATE_NONE)
// set_idle_process(true);
}
void StreamPlayer::stop() {
if (!is_inside_tree())
return;
if (stream.is_null())
return;
AudioServer::get_singleton()->stream_set_active(stream_rid,false);
stream->stop();
//set_idle_process(false);
}
bool StreamPlayer::is_playing() const {
if (stream.is_null())
return false;
return stream->is_playing();
}
void StreamPlayer::set_loop(bool p_enable) {
loops=p_enable;
if (stream.is_null())
return;
stream->set_loop(loops);
}
bool StreamPlayer::has_loop() const {
return loops;
}
void StreamPlayer::set_volume(float p_vol) {
volume=p_vol;
if (stream_rid.is_valid())
AudioServer::get_singleton()->stream_set_volume_scale(stream_rid,volume);
}
float StreamPlayer::get_volume() const {
return volume;
}
void StreamPlayer::set_volume_db(float p_db) {
if (p_db<-79)
set_volume(0);
else
set_volume(Math::db2linear(p_db));
}
float StreamPlayer::get_volume_db() const {
if (volume==0)
return -80;
else
return Math::linear2db(volume);
}
String StreamPlayer::get_stream_name() const {
if (stream.is_null())
return "<No Stream>";
return stream->get_name();
}
int StreamPlayer::get_loop_count() const {
if (stream.is_null())
return 0;
return stream->get_loop_count();
}
float StreamPlayer::get_pos() const {
if (stream.is_null())
return 0;
return stream->get_pos();
}
float StreamPlayer::get_length() const {
if (stream.is_null())
return 0;
return stream->get_length();
}
void StreamPlayer::seek_pos(float p_time) {
if (stream.is_null())
return;
return stream->seek_pos(p_time);
}
void StreamPlayer::set_autoplay(bool p_enable) {
autoplay=p_enable;
}
bool StreamPlayer::has_autoplay() const {
return autoplay;
}
void StreamPlayer::set_paused(bool p_paused) {
paused=p_paused;
if (stream.is_valid())
stream->set_paused(p_paused);
}
bool StreamPlayer::is_paused() const {
return paused;
}
void StreamPlayer::_set_play(bool p_play) {
_play=p_play;
if (is_inside_tree()) {
if(_play)
play();
else
stop();
}
}
bool StreamPlayer::_get_play() const{
return _play;
}
void StreamPlayer::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_stream","stream:Stream"),&StreamPlayer::set_stream);
ObjectTypeDB::bind_method(_MD("get_stream:Stream"),&StreamPlayer::get_stream);
ObjectTypeDB::bind_method(_MD("play"),&StreamPlayer::play);
ObjectTypeDB::bind_method(_MD("stop"),&StreamPlayer::stop);
ObjectTypeDB::bind_method(_MD("is_playing"),&StreamPlayer::is_playing);
ObjectTypeDB::bind_method(_MD("set_paused","paused"),&StreamPlayer::set_paused);
ObjectTypeDB::bind_method(_MD("is_paused"),&StreamPlayer::is_paused);
ObjectTypeDB::bind_method(_MD("set_loop","enabled"),&StreamPlayer::set_loop);
ObjectTypeDB::bind_method(_MD("has_loop"),&StreamPlayer::has_loop);
ObjectTypeDB::bind_method(_MD("set_volume","volume"),&StreamPlayer::set_volume);
ObjectTypeDB::bind_method(_MD("get_volume"),&StreamPlayer::get_volume);
ObjectTypeDB::bind_method(_MD("set_volume_db","db"),&StreamPlayer::set_volume_db);
ObjectTypeDB::bind_method(_MD("get_volume_db"),&StreamPlayer::get_volume_db);
ObjectTypeDB::bind_method(_MD("get_stream_name"),&StreamPlayer::get_stream_name);
ObjectTypeDB::bind_method(_MD("get_loop_count"),&StreamPlayer::get_loop_count);
ObjectTypeDB::bind_method(_MD("get_pos"),&StreamPlayer::get_pos);
ObjectTypeDB::bind_method(_MD("seek_pos","time"),&StreamPlayer::seek_pos);
ObjectTypeDB::bind_method(_MD("set_autoplay","enabled"),&StreamPlayer::set_autoplay);
ObjectTypeDB::bind_method(_MD("has_autoplay"),&StreamPlayer::has_autoplay);
ObjectTypeDB::bind_method(_MD("get_length"),&StreamPlayer::get_length);
ObjectTypeDB::bind_method(_MD("_set_play","play"),&StreamPlayer::_set_play);
ObjectTypeDB::bind_method(_MD("_get_play"),&StreamPlayer::_get_play);
ADD_PROPERTY( PropertyInfo(Variant::OBJECT, "stream/stream", PROPERTY_HINT_RESOURCE_TYPE,"AudioStream"), _SCS("set_stream"), _SCS("get_stream") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/play"), _SCS("_set_play"), _SCS("_get_play") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/loop"), _SCS("set_loop"), _SCS("has_loop") );
ADD_PROPERTY( PropertyInfo(Variant::REAL, "stream/volume_db", PROPERTY_HINT_RANGE,"-80,24,0.01"), _SCS("set_volume_db"), _SCS("get_volume_db") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/autoplay"), _SCS("set_autoplay"), _SCS("has_autoplay") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL, "stream/paused"), _SCS("set_paused"), _SCS("is_paused") );
}
StreamPlayer::StreamPlayer() {
volume=1;
loops=false;
paused=false;
autoplay=false;
_play=false;
}
StreamPlayer::~StreamPlayer() {
if (stream_rid.is_valid())
AudioServer::get_singleton()->free(stream_rid);
}
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