viewer: implement lookahead to ensure footage is ready in advance

2022-07-26 14:49:19 -07:00
parent d1ec2b909b
commit 25e94112f8
9 changed files with 137 additions and 62 deletions
@@ -43,6 +43,12 @@ Decoder::Decoder() :
  UpdateLastAccessed();
 }

+void Decoder::IncrementAccessTime(qint64 t)
+{
+  QMutexLocker locker(&mutex_);
+  last_accessed_ += t;
+}
+
 bool Decoder::Open(const CodecStream &stream)
 {
  QMutexLocker locker(&mutex_);
@@ -87,6 +87,8 @@ public:
  virtual bool SupportsVideo(){return false;}
  virtual bool SupportsAudio(){return false;}

+  void IncrementAccessTime(qint64 t);
+
  class CodecStream
  {
  public: