diff -Naur ZoneMinder-1.25.0-a/configure.ac ZoneMinder-1.25.0-b/configure.ac
--- ZoneMinder-1.25.0-a/configure.ac	2011-08-23 09:10:32.000000000 -0600
+++ ZoneMinder-1.25.0-b/configure.ac	2013-05-06 11:17:33.860608307 -0600
@@ -95,7 +95,7 @@
 
 LDFLAGS="${FFMPEG_LIBS} $LDFLAGS"
 CFLAGS="${FFMPEG_CFLAGS} $CFLAGS"
-CPPFLAGS="${FFMPEG_CFLAGS} $CPPFLAGS"
+CPPFLAGS="${FFMPEG_CFLAGS} $CPPFLAGS -D__STDC_CONSTANT_MACROS"
 
 EXTRA_LIBS=
 AC_ARG_WITH(extralibs,
@@ -275,8 +275,7 @@
 AC_CHECK_LIB(x264,x264_predict_16x16_init)
 AC_CHECK_LIB(avutil,av_malloc,,AC_MSG_WARN(libavutil.a may be required for MPEG streaming))
 # Don't bother to warn about this one
-AC_CHECK_LIB(avcore,av_image_copy,,)
-AC_CHECK_LIB(avcodec,avcodec_init,,AC_MSG_WARN(libavcodec.a is required for MPEG streaming))
+AC_CHECK_LIB(avcodec,avcodec_register_all,,AC_MSG_WARN(libavcodec.a is required for MPEG streaming))
 AC_CHECK_LIB(avformat,av_new_stream,,AC_MSG_WARN(libavformat.a is required for MPEG streaming))
 AC_CHECK_LIB(avdevice,avdevice_register_all,,AC_MSG_WARN(libavdevice.a may be required for MPEG streaming))
 AC_CHECK_LIB(swscale,sws_scale,,,-lswscale)
diff -Naur ZoneMinder-1.25.0-a/src/zm_ffmpeg.h ZoneMinder-1.25.0-b/src/zm_ffmpeg.h
--- ZoneMinder-1.25.0-a/src/zm_ffmpeg.h	2011-06-24 10:05:07.000000000 -0600
+++ ZoneMinder-1.25.0-b/src/zm_ffmpeg.h	2013-05-06 18:11:49.327274977 -0600
@@ -43,6 +43,11 @@
 }
 #endif
 
+#include <libavutil/avutil.h>
+#include <libavcodec/avcodec.h>
+#include <libavformat/avformat.h>
+#include <libswscale/swscale.h>
+
 #if FFMPEG_VERSION_INT == 0x000408
 #define ZM_FFMPEG_048	1
 #elif FFMPEG_VERSION_INT == 0x000409
diff -Naur ZoneMinder-1.25.0-a/src/zm_ffmpeg_camera.cpp ZoneMinder-1.25.0-b/src/zm_ffmpeg_camera.cpp
--- ZoneMinder-1.25.0-a/src/zm_ffmpeg_camera.cpp	2011-06-21 01:40:13.000000000 -0600
+++ ZoneMinder-1.25.0-b/src/zm_ffmpeg_camera.cpp	2013-05-06 19:57:08.453941643 -0600
@@ -91,7 +91,7 @@
     Info( "Priming capture from %s", mPath.c_str() );
 
     // Open the input, not necessarily a file
-    if ( av_open_input_file( &mFormatContext, mPath.c_str(), NULL, 0, NULL ) !=0 )
+    if ( avformat_open_input( &mFormatContext, mPath.c_str(), NULL, NULL ) !=0 )
         Fatal( "Unable to open input %s due to: %s", mPath.c_str(), strerror(errno) );
 
     // Locate stream info from input
@@ -122,7 +122,7 @@
         Fatal( "Can't find codec for video stream from %s", mPath.c_str() );
 
     // Open the codec
-    if ( avcodec_open( mCodecContext, mCodec ) < 0 )
+    if ( avcodec_open2( mCodecContext, mCodec, NULL ) < 0 )
         Fatal( "Unable to open codec for video stream from %s", mPath.c_str() );
 
     // Allocate space for the native video frame
diff -Naur ZoneMinder-1.25.0-a/src/zm_mpeg.cpp ZoneMinder-1.25.0-b/src/zm_mpeg.cpp
--- ZoneMinder-1.25.0-a/src/zm_mpeg.cpp	2011-05-15 14:39:06.000000000 -0600
+++ ZoneMinder-1.25.0-b/src/zm_mpeg.cpp	2013-05-06 20:00:08.923941640 -0600
@@ -130,7 +130,7 @@
 {
 	/* set the output parameters (must be done even if no
 	   parameters). */
-	if ( av_set_parameters(ofc, NULL) < 0 )
+	if ( avformat_write_header(ofc, NULL) < 0 )
 	{
 		Panic( "Invalid output format parameters" );
 	}
@@ -176,7 +176,7 @@
 		}
 
 		/* open the codec */
-		if ( avcodec_open(c, codec) < 0 )
+		if ( avcodec_open2(c, codec, NULL) < 0 )
 		{
 			Panic( "Could not open codec" );
 		}
@@ -222,7 +222,7 @@
 	if ( !(of->flags & AVFMT_NOFILE) )
 	{
 #if LIBAVUTIL_VERSION_INT >= AV_VERSION_INT(51,2,1)
-		if ( avio_open(&ofc->pb, filename, URL_WRONLY) < 0 )
+		if ( avio_open(&ofc->pb, filename, AVIO_FLAG_WRITE) < 0 )
 #else
 		if ( url_fopen(&ofc->pb, filename, URL_WRONLY) < 0 )
 #endif
@@ -241,7 +241,7 @@
 	}
 
 	/* write the stream header, if any */
-	av_write_header(ofc);
+	avformat_write_header(ofc, NULL);
 }
 
 VideoStream::VideoStream( const char *filename, const char *format, int bitrate, double frame_rate, int colours, int width, int height )
diff -Naur ZoneMinder-1.25.0-a/src/zm_remote_camera_rtsp.cpp ZoneMinder-1.25.0-b/src/zm_remote_camera_rtsp.cpp
--- ZoneMinder-1.25.0-a/src/zm_remote_camera_rtsp.cpp	2011-06-21 03:19:10.000000000 -0600
+++ ZoneMinder-1.25.0-b/src/zm_remote_camera_rtsp.cpp	2013-05-06 20:07:40.797274975 -0600
@@ -145,7 +145,7 @@
         Panic( "Unable to locate codec %d decoder", codecContext->codec_id );
 
     // Open codec
-    if ( avcodec_open( codecContext, codec ) < 0 )
+    if ( avcodec_open2( codecContext, codec, NULL ) < 0 )
         Panic( "Can't open codec" );
 
     picture = avcodec_alloc_frame();
diff -Naur ZoneMinder-1.25.0-a/src/zm_sdp.h ZoneMinder-1.25.0-b/src/zm_sdp.h
--- ZoneMinder-1.25.0-a/src/zm_sdp.h	2011-05-15 14:39:06.000000000 -0600
+++ ZoneMinder-1.25.0-b/src/zm_sdp.h	2013-05-06 20:23:28.237274974 -0600
@@ -41,7 +41,7 @@
         int payloadType;
         const char payloadName[6];
         enum AVMediaType codecType;
-        enum CodecID codecId;
+        enum AVCodecID codecId;
         int clockRate;
         int autoChannels;
     };
@@ -50,7 +50,7 @@
     {
         const char payloadName[32];
         enum AVMediaType codecType;
-        enum CodecID codecId;
+        enum AVCodecID codecId;
         //int clockRate;
         //int autoChannels;
     };