task: Created ConformTask so audio conforming can be done as a background

process

app/task/conform/conform.cpp

@@ -0,0 +1,28 @@
+#include "conform.h"
+
+#include "codec/decoder.h"
+
+ConformTask::ConformTask(AudioStreamPtr stream, const AudioRenderingParams& params) :
+  stream_(stream),
+  params_(params)
+{
+}
+
+void ConformTask::Action()
+{
+  if (stream_->footage()->decoder().isEmpty()) {
+    emit Failed(QStringLiteral("Stream has no decoder"));
+  } else {
+    DecoderPtr decoder = Decoder::CreateFromID(stream_->footage()->decoder());
+
+    decoder->set_stream(stream_);
+
+    connect(decoder.get(), &Decoder::IndexProgress, this, &ConformTask::ProgressChanged);
+
+    decoder->Open();
+    decoder->Conform(params_, &IsCancelled());
+    decoder->Close();
+
+    emit Succeeded();
+  }
+}

app/task/conform/conform.h

@@ -0,0 +1,23 @@
+#ifndef CONFORMTASK_H
+#define CONFORMTASK_H
+
+#include "project/item/footage/audiostream.h"
+#include "render/audioparams.h"
+#include "task/task.h"
+
+class ConformTask : public Task
+{
+public:
+  ConformTask(AudioStreamPtr stream, const AudioRenderingParams& params);
+
+protected:
+  virtual void Action() override;
+
+private:
+  AudioStreamPtr stream_;
+
+  AudioRenderingParams params_;
+
+};
+
+#endif // CONFORMTASK_H