整理代码

video/core/AbstractAudioInput.h

@@ -0,0 +1,56 @@
+#ifndef E2E4239C_C93E_478C_AD4C_D74AC3D4ED3E
+#define E2E4239C_C93E_478C_AD4C_D74AC3D4ED3E
+/*
+ *******************************************************************************
+ *                                   INCLUDE
+ *******************************************************************************
+ */
+#include "AudioComponent.h"
+#include "Frame.h"
+#include "util/Task.h"
+#include "util/Broadcast.h"
+#include <atomic>
+
+namespace Video
+{
+namespace Core
+{
+/*
+ *******************************************************************************
+ *                                CLASS DECLARE
+ *******************************************************************************
+ */
+class AbstractAudioInput: public AudioComponent
+{
+public:
+    AbstractAudioInput(const std::string& name);
+    ~AbstractAudioInput();
+    void reset() override;
+
+protected:
+    virtual Frame::Ptr readFrame() = 0;
+    void               run();
+    void               cancel();
+    void               onConfigChanged(ParameterNames& names) override;
+    void               applyGain(Frame::Ptr pFrame, int gain);
+    void               applyPTSOffset(Frame::Ptr pFrame, int64_t ptsOffset);
+
+private:
+    Frame::Ptr tryReadFrame(bool shuldLog = false);
+    Frame::Ptr readSilent(bool freezeChannel);
+    void       updateSilentFrame();
+ 
+private:
+    Util::Task               _task;
+    Frame::Ptr               _pSilentFrame;
+    Poco::SharedPtr<uint8_t> _pSilentData;
+    SerialCode               _silentDataCode;
+    uint64_t                 _duration;
+    uint32_t                 _audioChannelId;
+    bool                     _isMute;
+    std::atomic<int>         _gain{0};
+    std::atomic<int64_t>     _ptsOffsetUs{0};
+};
+}
+}
+#endif