1 files changed, 16 insertions, 15 deletions

diff --git a/scene/2d/audio_stream_player_2d.cpp b/scene/2d/audio_stream_player_2d.cpp
index b6dfc666b0..4dbcd6c609 100644
--- a/scene/2d/audio_stream_player_2d.cpp
+++ b/scene/2d/audio_stream_player_2d.cpp
@@ -37,7 +37,7 @@
 void AudioStreamPlayer2D::_mix_audio() {
 
 	if (!stream_playback.is_valid() || !active ||
-			(stream_paused && stream_paused_fade <= 0.f)) {
+			(stream_paused && !stream_paused_fade_out)) {
 		return;
 	}
 
@@ -50,11 +50,13 @@ void AudioStreamPlayer2D::_mix_audio() {
 	AudioFrame *buffer = mix_buffer.ptrw();
 	int buffer_size = mix_buffer.size();
 
-	// Mix if we're not paused or we're fading out
-	if (!stream_paused || stream_paused_fade > 0.f) {
-		stream_playback->mix(buffer, pitch_scale, buffer_size);
+	if (stream_paused_fade_out) {
+		// Short fadeout ramp
+		buffer_size = MIN(buffer_size, 128);
 	}
 
+	stream_playback->mix(buffer, pitch_scale, buffer_size);
+
 	//write all outputs
 	for (int i = 0; i < output_count; i++) {
 
@@ -82,15 +84,10 @@ void AudioStreamPlayer2D::_mix_audio() {
 		}
 
 		//mix!
-		AudioFrame vol_inc = (current.vol - prev_outputs[i].vol) / float(buffer_size);
-		AudioFrame vol = current.vol;
-
-		if (stream_paused) {
-			vol = vol * stream_paused_fade;
-			if (stream_paused_fade > 0.f) {
-				stream_paused_fade -= 0.1f;
-			}
-		}
+		AudioFrame target_volume = stream_paused_fade_out ? AudioFrame(0.f, 0.f) : current.vol;
+		AudioFrame vol_prev = stream_paused_fade_in ? AudioFrame(0.f, 0.f) : prev_outputs[i].vol;
+		AudioFrame vol_inc = (target_volume - vol_prev) / float(buffer_size);
+		AudioFrame vol = stream_paused_fade_in ? AudioFrame(0.f, 0.f) : current.vol;
 
 		int cc = AudioServer::get_singleton()->get_channel_count();
 
@@ -131,6 +128,8 @@ void AudioStreamPlayer2D::_mix_audio() {
 	}
 
 	output_ready = false;
+	stream_paused_fade_in = false;
+	stream_paused_fade_out = false;
 }
 
 void AudioStreamPlayer2D::_notification(int p_what) {
@@ -439,7 +438,8 @@ void AudioStreamPlayer2D::set_stream_paused(bool p_pause) {
 
 	if (p_pause != stream_paused) {
 		stream_paused = p_pause;
-		stream_paused_fade = stream_paused ? 1.f : 0.f;
+		stream_paused_fade_in = p_pause ? false : true;
+		stream_paused_fade_out = p_pause ? true : false;
 	}
 }
 
@@ -518,7 +518,8 @@ AudioStreamPlayer2D::AudioStreamPlayer2D() {
 	output_ready = false;
 	area_mask = 1;
 	stream_paused = false;
-	stream_paused_fade = 0.f;
+	stream_paused_fade_in = false;
+	stream_paused_fade_out = false;
 	AudioServer::get_singleton()->connect("bus_layout_changed", this, "_bus_layout_changed");
 }