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/ChannelLayout.cpp
+++ b/video/core/ChannelLayout.cpp
@ -0,0 +1,79 @@
+/*
+ *******************************************************************************
+ *                                   INCLUDE
+ *******************************************************************************
+ */
+#include "ChannelLayout.h"
+#include <Poco/Format.h>
+
+namespace Video
+{
+namespace Core
+{
+/*
+ *******************************************************************************
+ *                                   TYPEDEFS
+ *******************************************************************************
+ */
+struct ChannelLayoutInfo
+{
+    std::string name;
+    int         channels;
+};
+
+/*
+ *******************************************************************************
+ *                                  LOCAL VARIABLES
+ *******************************************************************************
+ */
+static const ChannelLayoutInfo channelLayoutInfo[(int)ChannelLayout::NB] = {
+    {
+        "L",
+        1,
+    },
+    {
+        "R",
+        1,
+    },
+    {
+        "MONO",
+        1,
+    },
+    {
+        "STEREO",
+        2,
+    },
+};
+
+/*
+ *******************************************************************************
+ *                                  LOCAL FUNCTIONS
+ *******************************************************************************
+ */
+static inline bool isChannelLayoutValid(ChannelLayout layout)
+{
+    return ((int)layout >= 0) && (layout < ChannelLayout::NB);
+}
+
+/*
+ *******************************************************************************
+ *                                   FUNCTIONS
+ *******************************************************************************
+ */
+int channelLayoutChannels(ChannelLayout layout)
+{
+    if (isChannelLayoutValid(layout))
+        return channelLayoutInfo[(int)layout].channels;
+
+    return 0;
+}
+
+const std::string channelLayoutToString(const ChannelLayout layout)
+{
+    if (isChannelLayoutValid(layout))
+        return channelLayoutInfo[(int)layout].name;
+
+    return Poco::format("UNKNOWN(%u)", (uint32_t)layout);
+}
+}
+}