整理代码

2026-09-28 21:33:04 +08:00 · 2026-09-28 21:33:04 +08:00 · c7b4e178ec
commit c7b4e178ec
364 changed files with 59691 additions and 0 deletions
--- a/video/core/AudioDecoder.h
+++ b/video/core/AudioDecoder.h
@ -0,0 +1,119 @@
+#ifndef D60BD16B_B6AC_40EF_9E0E_D70A203EA49C
+#define D60BD16B_B6AC_40EF_9E0E_D70A203EA49C
+/*
+ *******************************************************************************
+ *                                   INCLUDE
+ *******************************************************************************
+ */
+#include "AbstractAudioInput.h"
+#include "util/FactoryManager.h"
+#include "util/Task.h"
+#include "System.h"
+#include "FrameSynchronizer.h"
+
+namespace Video
+{
+namespace Core
+{
+/*
+ *******************************************************************************
+ *                                CLASS DECLARE
+ *******************************************************************************
+ */
+class AudioDecodeHandlerSelector
+{
+public:
+    static CodecID select(CodecID codec, AudioComponent::Ptr)
+    {
+        return codec;
+    }
+};
+
+class AudioDecodeHandler: public ::Util::FactoryManager<AudioDecodeHandler, CodecID, AudioDecodeHandlerSelector,
+                                                        CodecID, AudioComponent::Ptr>
+{
+public:
+    using Ptr = Poco::SharedPtr<AudioDecodeHandler>;
+
+public:
+    AudioDecodeHandler(const std::string& name, CodecID codecID, AudioComponent::Ptr pPrevious);
+    virtual ~AudioDecodeHandler();
+
+public:
+    const std::string&  name() const;
+    AudioComponent::Ptr previous() const;
+
+    virtual void       write(Packet::Ptr pPacket) = 0;
+    virtual Frame::Ptr read()                     = 0;
+
+    virtual void conceal(Packet::Ptr pPacket);
+
+private:
+    const std::string   _name;
+    AudioComponent::Ptr _pPrevious;
+};
+
+inline const std::string& AudioDecodeHandler::name() const
+{
+    return _name;
+}
+
+inline AudioComponent::Ptr AudioDecodeHandler::previous() const
+{
+    return _pPrevious;
+}
+
+/*
+ *******************************************************************************
+ *                                CLASS DECLARE
+ *******************************************************************************
+ */
+class AudioDecoderSelector
+{
+public:
+    static int select(const std::string&)
+    {
+        return 0;
+    }
+};
+
+class AudioDecoder: public AbstractAudioInput,
+                    public ::Util::FactoryManager<AudioDecoder, int, AudioDecoderSelector, const std::string&>
+{
+public:
+    using Ptr = Poco::AutoPtr<AudioDecoder>;
+
+public:
+    AudioDecoder(const std::string& name);
+    virtual ~AudioDecoder();
+
+protected:
+    void start() override;
+    void stop() override;
+
+    Frame::Ptr readFrame() override;
+
+    void onLink(Core::Component::Ptr pPrevious) override;
+    void onUnlink(Core::Component::Ptr pPrevious) override;
+
+    void syncFrame(Frame::Ptr pFrame, bool isCatchingUp = false);
+
+    PROPERTY_DECLARE(Timeline, uint64_t, 0, public, public)
+
+private:
+    void updateCatchUpState();
+
+    bool shouldDropPacket();
+
+    AudioDecodeHandler::Ptr _pHandler;
+    FrameSynchronizer       _synchronizer;
+
+    bool _catchUpEnabled;
+
+    bool _isCatchingUp;
+
+    uint32_t _dropPhase;
+};
+}
+}
+#endif