X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/deb2fec01e097102e2799d7d0797f66dbae4f0c4..3995f8eb97f3fa807fb7d805bb8b86425f490b06:/src/common/imagjpeg.cpp

diff --git a/src/common/imagjpeg.cpp b/src/common/imagjpeg.cpp
index 0b89c5c3ec..b2e4447a02 100644
--- a/src/common/imagjpeg.cpp
+++ b/src/common/imagjpeg.cpp
@@ -310,11 +310,19 @@ bool wxJPEGHandler::SaveFile( wxImage *image, wxOutputStream& stream, bool verbo
     return TRUE;
 }
 
-#endif 
-  // wxUSE_STREAMS
 
-#endif 
-  // wxUSE_LIBJPEG
+bool wxJPEGHandler::CanRead( wxInputStream& stream )
+{
+    unsigned char hdr[2];
+    
+    stream.Read(&hdr, 2);
+    stream.SeekI(-2, wxFromCurrent);
+    return (hdr[0] == 0xFF && hdr[1] == 0xD8);
+}
+
+#endif   // wxUSE_STREAMS
+
+#endif   // wxUSE_LIBJPEG