From 91f92cf4126a4f291d8e8d841e3f147e795088cb Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Thu, 12 Sep 2024 00:01:30 +0200
Subject: Cleanup: add AudioBackend::stream_running() and
 AudioBackend::stream_time().

---
 src/wx/audio_backend.cc | 14 ++++++++++++++
 src/wx/audio_backend.h  |  2 ++
 src/wx/film_viewer.cc   | 12 ++++++------
 3 files changed, 22 insertions(+), 6 deletions(-)

diff --git a/src/wx/audio_backend.cc b/src/wx/audio_backend.cc
index f3729ed10..3fb902ebb 100644
--- a/src/wx/audio_backend.cc
+++ b/src/wx/audio_backend.cc
@@ -234,3 +234,17 @@ AudioBackend::stream_open() const
 	return _rtaudio.isStreamOpen();
 }
 
+
+bool
+AudioBackend::stream_running() const
+{
+	return _rtaudio.isStreamRunning();
+}
+
+
+double
+AudioBackend::stream_time() const
+{
+	return const_cast<RtAudio&>(_rtaudio).getStreamTime();
+}
+
diff --git a/src/wx/audio_backend.h b/src/wx/audio_backend.h
index 6130f31ec..0ed80dd25 100644
--- a/src/wx/audio_backend.h
+++ b/src/wx/audio_backend.h
@@ -50,6 +50,8 @@ public:
 
 	int stream_latency() const;
 	bool stream_open() const;
+	bool stream_running() const;
+	double stream_time() const;
 
 	void set_stream_time(double time);
 
diff --git a/src/wx/film_viewer.cc b/src/wx/film_viewer.cc
index f38bb6878..b46d316e9 100644
--- a/src/wx/film_viewer.cc
+++ b/src/wx/film_viewer.cc
@@ -691,10 +691,10 @@ FilmViewer::config_changed (Config::Property p)
 DCPTime
 FilmViewer::uncorrected_time () const
 {
-	auto& audio = AudioBackend::instance()->rtaudio();
+	auto audio = AudioBackend::instance();
 
-	if (audio.isStreamRunning()) {
-		return DCPTime::from_seconds(audio.getStreamTime());
+	if (audio->stream_running()) {
+		return DCPTime::from_seconds(audio->stream_time());
 	}
 
 	return _video_view->position();
@@ -704,13 +704,13 @@ FilmViewer::uncorrected_time () const
 optional<DCPTime>
 FilmViewer::audio_time () const
 {
-	auto& audio = AudioBackend::instance()->rtaudio();
+	auto audio = AudioBackend::instance();
 
-	if (!audio.isStreamRunning()) {
+	if (!audio->stream_running()) {
 		return {};
 	}
 
-	return DCPTime::from_seconds(audio.getStreamTime()) -
+	return DCPTime::from_seconds(audio->stream_time()) -
 		DCPTime::from_frames (average_latency(), _film->audio_frame_rate());
 }
 
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