*去掉文件前缀je_

1 files changed, 30 insertions, 0 deletions

diff --git a/src/libjin/audio/source.cpp b/src/libjin/audio/source.cpp
new file mode 100644
index 0000000..289072e
--- /dev/null
+++ b/src/libjin/audio/source.cpp
@@ -0,0 +1,30 @@
+#include "../core/configuration.h"
+#if defined(jin_audio)
+
+#include <cstring>
+
+#include "source.h"
+
+namespace JinEngine
+{
+    namespace Audio
+    {
+
+        static int check_header(const void *data, int size, const char *str, int offset) {
+            int len = strlen(str);
+            return (size >= offset + len) && !memcmp((char*)data + offset, str, len);
+        }
+
+        SourceType Source::getType(const void* mem, int size)
+        {
+            if(check_header(mem, size, "WAVE", 8))
+                return SourceType::WAV;
+            if(check_header(mem, size, "OggS", 0))
+                return SourceType::OGG;
+            return SourceType::INVALID;
+        }
+
+    } // namespace Audio
+} // namespace JinEngine
+
+#endif // jin_audio