desktop/ffmpegthumbnailer: Fixed build with new ffmpeg

Signed-off-by: Heinz Wiesinger <pprkut@slackbuilds.org>

desktop/ffmpegthumbnailer/README

@@ -2,5 +2,3 @@ FFmpegthumbnailer is a lightweight video thumbnailer that can be used by file
 managers to create thumbnails for your video files.  The thumbnailer uses 
 ffmpeg to decode frames from the video files, so supported videoformats 
 depend on the configuration flags of ffmpeg.  
-
-This requires ffmpeg.

desktop/ffmpegthumbnailer/ffmpeg.patch

@@ -0,0 +1,58 @@
+Index: libffmpegthumbnailer/moviedecoder.cpp
+===================================================================
+--- libffmpegthumbnailer/moviedecoder.cpp	(revision 240)
++++ libffmpegthumbnailer/moviedecoder.cpp	(revision 241)
+@@ -58,19 +58,26 @@
+ void MovieDecoder::initialize(const string& filename)
+ {
+     av_register_all();
+-    avcodec_init();
+     avcodec_register_all();
+ 
+     string inputFile = filename == "-" ? "pipe:" : filename;
+     m_AllowSeek = (filename != "-") && (filename.find("rtsp://") != 0);
+-
++    
++#if LIBAVCODEC_VERSION_MAJOR < 53
+     if ((!m_FormatContextWasGiven) && av_open_input_file(&m_pFormatContext, inputFile.c_str(), NULL, 0, NULL) != 0)
++#else
++	if ((!m_FormatContextWasGiven) && avformat_open_input(&m_pFormatContext, inputFile.c_str(), NULL, NULL) != 0)
++#endif
+     {
+ 		destroy();
+         throw logic_error(string("Could not open input file: ") + filename);
+     }
+ 
++#if LIBAVCODEC_VERSION_MAJOR < 53
+     if (av_find_stream_info(m_pFormatContext) < 0)
++#else
++	if (avformat_find_stream_info(m_pFormatContext, NULL) < 0)
++#endif
+     {
+ 		destroy();
+         throw logic_error(string("Could not find stream information"));
+@@ -90,8 +97,12 @@
+ 
+     if ((!m_FormatContextWasGiven) && m_pFormatContext)
+     {
++#if LIBAVCODEC_VERSION_MAJOR < 53
+         av_close_input_file(m_pFormatContext);
+         m_pFormatContext = NULL;
++#else
++        avformat_close_input(&m_pFormatContext);
++#endif
+     }
+ 
+     if (m_pPacket)
+@@ -159,7 +170,11 @@
+ 
+     m_pVideoCodecContext->workaround_bugs = 1;
+ 
++#if LIBAVCODEC_VERSION_MAJOR < 53
+     if (avcodec_open(m_pVideoCodecContext, m_pVideoCodec) < 0)
++#else
++	if (avcodec_open2(m_pVideoCodecContext, m_pVideoCodec, NULL) < 0)
++#endif
+     {
+         throw logic_error("Could not open video codec");
+     }

desktop/ffmpegthumbnailer/ffmpegthumbnailer.SlackBuild

@@ -3,6 +3,7 @@
 # Slackware build script for FFmpegthumbnailer
 
 # Copyright 2007-2009  Frank Caraballo <fecaraballo{at}gmail{dot}com>
+# Copyright 2012 Heinz Wiesinger, Amsterdam, The Netherlands
 # All rights reserved.
 #
 # Redistribution and use of this script, with or without modification, is
@@ -24,7 +25,7 @@
 
 PRGNAM=ffmpegthumbnailer
 VERSION=${VERSION:-2.0.7}
-BUILD=${BUILD:-1}
+BUILD=${BUILD:-2}
 TAG=${TAG:-_SBo}
 
 if [ -z "$ARCH" ]; then
@@ -69,6 +70,9 @@ find . \
  \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
  -exec chmod 644 {} \;
 
+# Fix building against newer ffmpeg versions
+patch -p0 -i $CWD/ffmpeg.patch
+
 CFLAGS="$SLKCFLAGS" \
 CXXFLAGS="$SLKCFLAGS" \
 ./configure \