From 24e890682b3f2aa211277ad8b6b3591f2026d4be Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Sat, 19 Nov 2016 00:31:37 +0000
Subject: Cope with offsets between video/audio/subtitle data in a muxed file.

---
 src/lib/decoder.cc | 30 ++++++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

(limited to 'src/lib/decoder.cc')

diff --git a/src/lib/decoder.cc b/src/lib/decoder.cc
index cba674d04..50356da78 100644
--- a/src/lib/decoder.cc
+++ b/src/lib/decoder.cc
@@ -19,20 +19,42 @@
 */
 
 #include "decoder.h"
+#include <iostream>
+
+using std::cout;
+using boost::optional;
 
 void
-Decoder::maybe_seek (ContentTime time, bool accurate)
+Decoder::maybe_seek (optional<ContentTime>& position, ContentTime time, bool accurate)
 {
-	if (!_position) {
+	if (!position) {
 		/* A seek has just happened */
 		return;
 	}
 
-	if (time >= *_position && time < (*_position + ContentTime::from_seconds(1))) {
+	if (time >= *position && time < (*position + ContentTime::from_seconds(1))) {
 		/* No need to seek: caller should just pass() */
 		return;
 	}
 
-	_position.reset ();
+	position.reset ();
 	seek (time, accurate);
 }
+
+void
+Decoder::maybe_seek_video (ContentTime time, bool accurate)
+{
+	maybe_seek (_video_position, time, accurate);
+}
+
+void
+Decoder::maybe_seek_audio (ContentTime time, bool accurate)
+{
+	maybe_seek (_audio_position, time, accurate);
+}
+
+void
+Decoder::maybe_seek_subtitle (ContentTime time, bool accurate)
+{
+	maybe_seek (_subtitle_position, time, accurate);
+}
-- 
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