add jpeg2avi for postprocessing a series of jpeg frames into an avi

1 files changed, 31 insertions, 0 deletions

diff --git a/noncore/multimedia/camera/jpegtoavi/byteswap.h b/noncore/multimedia/camera/jpegtoavi/byteswap.h
new file mode 100644
index 0000000..17ab6cc
--- a/dev/null
+++ b/noncore/multimedia/camera/jpegtoavi/byteswap.h
@@ -0,0 +1,31 @@
+#ifndef _BYTESWAP_H_
+#define _BYTESWAP_H_
+
+#include <endian.h>
+#include <sys/types.h>
+
+#ifndef BYTE_ORDER
+# error "Aiee: BYTE_ORDER not defined\n";
+#endif
+
+#define SWAP2(x) (((x>>8) & 0x00ff) |\
+                  ((x<<8) & 0xff00))
+
+#define SWAP4(x) (((x>>24) & 0x000000ff) |\
+                  ((x>>8)  & 0x0000ff00) |\
+                  ((x<<8)  & 0x00ff0000) |\
+                  ((x<<24) & 0xff000000))
+
+#if BYTE_ORDER==BIG_ENDIAN
+# define LILEND2(a) SWAP2((a))
+# define LILEND4(a) SWAP4((a))
+# define BIGEND2(a) (a)
+# define BIGEND4(a) (a)
+#else
+# define LILEND2(a) (a)
+# define LILEND4(a) (a)
+# define BIGEND2(a) SWAP2((a))
+# define BIGEND4(a) SWAP4((a))
+#endif
+
+#endif