1 files changed, 144 insertions, 34 deletions

diff --git a/scene/audio/stream_player.cpp b/scene/audio/stream_player.cpp
index a097aacf19..4cfca0492a 100644
--- a/scene/audio/stream_player.cpp
+++ b/scene/audio/stream_player.cpp
@@ -28,6 +28,67 @@
 /*************************************************************************/
 #include "stream_player.h"
 
+int StreamPlayer::InternalStream::get_channel_count() const {
+
+	return player->sp_get_channel_count();
+}
+void StreamPlayer::InternalStream::set_mix_rate(int p_rate){
+
+	return player->sp_set_mix_rate(p_rate);
+}
+bool StreamPlayer::InternalStream::mix(int32_t *p_buffer,int p_frames){
+
+	return player->sp_mix(p_buffer,p_frames);
+}
+void StreamPlayer::InternalStream::update(){
+
+	player->sp_update();
+}
+
+
+int StreamPlayer::sp_get_channel_count() const {
+
+	return playback->get_channels();
+}
+
+void StreamPlayer::sp_set_mix_rate(int p_rate){
+
+	server_mix_rate=p_rate;
+}
+
+bool StreamPlayer::sp_mix(int32_t *p_buffer,int p_frames) {
+
+	if (resampler.is_ready()) {
+		return resampler.mix(p_buffer,p_frames);
+	}
+
+	return false;
+}
+
+void StreamPlayer::sp_update() {
+
+	//_THREAD_SAFE_METHOD_
+	if (!paused && resampler.is_ready() && playback.is_valid()) {
+
+		if (!playback->is_playing()) {
+			//stream depleted data, but there's still audio in the ringbuffer
+			//check that all this audio has been flushed before stopping the stream
+			int to_mix = resampler.get_total() - resampler.get_todo();
+			if (to_mix==0) {
+				stop();
+				return;
+			}
+
+			return;
+		}
+
+		int todo =resampler.get_todo();
+		int wrote = playback->mix(resampler.get_write_buffer(),todo);
+		resampler.write(wrote);
+	}
+}
+
+
 
 void StreamPlayer::_notification(int p_what) {
 
@@ -52,19 +113,21 @@ 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());
+	if (!stream.is_null()) {
+		playback=stream->instance_playback();
+		playback->set_loop(loops);
+		playback->set_loop_restart_time(loop_point);
+		AudioServer::get_singleton()->lock();
+		resampler.setup(playback->get_channels(),playback->get_mix_rate(),server_mix_rate,buffering_ms,playback->get_minimum_buffer_size());
+		AudioServer::get_singleton()->unlock();
+	} else {
+		AudioServer::get_singleton()->lock();
+		resampler.clear();
+		playback.unref();
+		AudioServer::get_singleton()->unlock();
 	}
-
-
 }
 
 Ref<AudioStream> StreamPlayer::get_stream() const {
@@ -73,15 +136,18 @@ Ref<AudioStream> StreamPlayer::get_stream() const {
 }
 
 
-void StreamPlayer::play() {
+void StreamPlayer::play(float p_from_offset) {
 
 	ERR_FAIL_COND(!is_inside_tree());
-	if (stream.is_null())
+	if (playback.is_null())
 		return;
-	if (stream->is_playing())
-		stop();
+	//if (is_playing())
+	stop();
 
-	stream->play();
+	//_THREAD_SAFE_METHOD_
+	playback->play(p_from_offset);
+	//feed the ringbuffer as long as no update callback is going on
+	sp_update();
 	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)
@@ -93,28 +159,31 @@ void StreamPlayer::stop() {
 
 	if (!is_inside_tree())
 		return;
-	if (stream.is_null())
+	if (playback.is_null())
 		return;
 
+	//_THREAD_SAFE_METHOD_
 	AudioServer::get_singleton()->stream_set_active(stream_rid,false);
-	stream->stop();
+	playback->stop();
+	resampler.flush();
+
 	//set_idle_process(false);
 }
 
 bool StreamPlayer::is_playing() const {
 
-	if (stream.is_null())
+	if (playback.is_null())
 		return false;
 
-	return stream->is_playing();
+	return playback->is_playing() || resampler.has_data();
 }
 
 void StreamPlayer::set_loop(bool p_enable) {
 
 	loops=p_enable;
-	if (stream.is_null())
+	if (playback.is_null())
 		return;
-	stream->set_loop(loops);
+	playback->set_loop(loops);
 
 }
 bool StreamPlayer::has_loop() const {
@@ -134,6 +203,19 @@ float StreamPlayer::get_volume() const {
 	return volume;
 }
 
+void StreamPlayer::set_loop_restart_time(float p_secs) {
+
+	loop_point=p_secs;
+	if (playback.is_valid())
+		playback->set_loop_restart_time(p_secs);
+}
+
+float StreamPlayer::get_loop_restart_time() const {
+
+	return loop_point;
+}
+
+
 void StreamPlayer::set_volume_db(float p_db) {
 
 	if (p_db<-79)
@@ -161,31 +243,33 @@ String StreamPlayer::get_stream_name() const  {
 
 int StreamPlayer::get_loop_count() const  {
 
-	if (stream.is_null())
+	if (playback.is_null())
 		return 0;
-	return stream->get_loop_count();
+	return playback->get_loop_count();
 
 }
 
 float StreamPlayer::get_pos() const  {
 
-	if (stream.is_null())
+	if (playback.is_null())
 		return 0;
-	return stream->get_pos();
+	return playback->get_pos();
 
 }
 
 float StreamPlayer::get_length() const {
 
-	if (stream.is_null())
+	if (playback.is_null())
 		return 0;
-	return stream->get_length();
+	return playback->get_length();
 }
 void StreamPlayer::seek_pos(float p_time) {
 
-	if (stream.is_null())
+	if (playback.is_null())
 		return;
-	return stream->seek_pos(p_time);
+	//works better...
+	stop();
+	playback->play(p_time);
 
 }
 
@@ -202,8 +286,8 @@ bool StreamPlayer::has_autoplay() const {
 void StreamPlayer::set_paused(bool p_paused) {
 
 	paused=p_paused;
-	if (stream.is_valid())
-		stream->set_paused(p_paused);
+	//if (stream.is_valid())
+	//	stream->set_paused(p_paused);
 }
 
 bool StreamPlayer::is_paused() const {
@@ -228,13 +312,24 @@ bool StreamPlayer::_get_play() const{
 	return _play;
 }
 
+void StreamPlayer::set_buffering_msec(int p_msec) {
+
+	buffering_ms=p_msec;
+}
+
+int StreamPlayer::get_buffering_msec() const{
+
+	return buffering_ms;
+}
+
+
 
 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("play"),&StreamPlayer::play,DEFVAL(0));
 	ObjectTypeDB::bind_method(_MD("stop"),&StreamPlayer::stop);
 
 	ObjectTypeDB::bind_method(_MD("is_playing"),&StreamPlayer::is_playing);
@@ -251,6 +346,12 @@ void StreamPlayer::_bind_methods() {
 	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("set_buffering_msec","msec"),&StreamPlayer::set_buffering_msec);
+	ObjectTypeDB::bind_method(_MD("get_buffering_msec"),&StreamPlayer::get_buffering_msec);
+
+	ObjectTypeDB::bind_method(_MD("set_loop_restart_time","secs"),&StreamPlayer::set_loop_restart_time);
+	ObjectTypeDB::bind_method(_MD("get_loop_restart_time"),&StreamPlayer::get_loop_restart_time);
+
 	ObjectTypeDB::bind_method(_MD("get_stream_name"),&StreamPlayer::get_stream_name);
 	ObjectTypeDB::bind_method(_MD("get_loop_count"),&StreamPlayer::get_loop_count);
 
@@ -271,6 +372,8 @@ void StreamPlayer::_bind_methods() {
 	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") );
+	ADD_PROPERTY( PropertyInfo(Variant::INT, "stream/loop_restart_time"), _SCS("set_loop_restart_time"), _SCS("get_loop_restart_time") );
+	ADD_PROPERTY( PropertyInfo(Variant::INT, "stream/buffering_ms"), _SCS("set_buffering_msec"), _SCS("get_buffering_msec") );
 }
 
 
@@ -281,10 +384,17 @@ StreamPlayer::StreamPlayer() {
 	paused=false;
 	autoplay=false;
 	_play=false;
+	server_mix_rate=1;
+	internal_stream.player=this;
+	stream_rid=AudioServer::get_singleton()->audio_stream_create(&internal_stream);
+	buffering_ms=500;
+	loop_point=0;
+
 }
 
 StreamPlayer::~StreamPlayer() {
-	if (stream_rid.is_valid())
-		AudioServer::get_singleton()->free(stream_rid);
+	AudioServer::get_singleton()->free(stream_rid);
+	resampler.clear();
+
 
 }