整理代码

video/core/VideoMixer.cpp

@@ -0,0 +1,99 @@
+/*
+ *******************************************************************************
+ *                                   INCLUDE
+ *******************************************************************************
+ */
+#include "VideoMixer.h"
+
+namespace Video
+{
+namespace Core
+{
+/*
+ *******************************************************************************
+ *                                CLASS DEFINE
+ *******************************************************************************
+ */
+VideoMixer::Channel::Channel(const std::string& name, VideoMixer::Ptr pMixer, uint32_t id)
+    : VideoComponent(Poco::format(name + "/CH#%u", id)), _pMixer(pMixer), _id(id)
+{
+    Region region = {
+        0.0,
+        0.0f,
+        1.0f,
+        1.0f,
+    };
+    setRegion(region);
+    setAttach(false);
+    setInput(nullptr);
+    setZOrder(0);
+}
+
+VideoMixer::Channel::~Channel()
+{
+}
+
+void VideoMixer::Channel::onConfigChanged(ParameterNames& names)
+{
+    if (names.exists(_Input))
+    {
+        unlink(true, false);
+        if (getAttach())
+        {
+            auto pInput = getInput();
+            if (pInput)
+            {
+                getInput()->link(sharedFromThis());
+                link(mixer());
+            }
+
+            return;
+        }
+    }
+
+    if (names.exists(_Attach))
+    {
+        auto pInput = getInput();
+        if (pInput)
+        {
+            if (getAttach())
+            {
+                getInput()->link(sharedFromThis());
+                link(mixer());
+            }
+            else
+                getInput()->unlink(sharedFromThis());
+        }
+    }
+}
+
+/*
+ *******************************************************************************
+ *                                CLASS DEFINE
+ *******************************************************************************
+ */
+VideoMixer::VideoMixer(const std::string& name): VideoComponent(name)
+{
+}
+
+VideoMixer::~VideoMixer()
+{
+}
+
+VideoMixer::Channel::Ptr VideoMixer::getChannel(uint32_t id)
+{
+    if (_channels.find(id) == _channels.end())
+        _channels[id] = createChannel(id);
+
+    return _channels[id];
+}
+
+void VideoMixer::start()
+{
+}
+
+void VideoMixer::stop()
+{
+}
+}
+}