Fix another crash casued by old av_packet_free routine

k9author/k9avidecode.cpp

@@ -40,7 +40,7 @@ int glibref=0;
 
 #ifdef NEW_FFMPEG
 #ifdef NEEDS_AV_FREE_PACKET
-void av_free_packet(AVPacket *pkt)
+void av_free_packet_internal(AVPacket *pkt)
 {
   if (pkt) {
     if (pkt->destruct) pkt->destruct(pkt);
@@ -121,6 +121,9 @@ k9AviDecode::k9AviDecode(TQObject *parent, const char *name)
         errs << i18n("Cannot open the library %1").arg("libswscale");
 #   endif
     av_free = (av_free_t)dlsym(CodecHandle,"av_free");
+    av_free_packet = (av_free_packet_t)dlsym(CodecHandle,"av_free_packet");
+    if (av_free_packet==0)
+        av_free_packet=av_free_packet_internal;
     avcodec_close = (avcodec_close_t)dlsym(FormatHandle,"avcodec_close");
 #   if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53, 17, 0)
     avformat_close_input = (avformat_close_input_t)dlsym(FormatHandle,"avformat_close_input");

k9author/k9avidecode.h

@@ -78,6 +78,7 @@ typedef void (*av_close_input_file_t)(AVFormatContext *);
 #endif
 typedef int (*av_seek_frame_t)(AVFormatContext *,int,int64_t timestamp,int flags); 		typedef int64_t (*av_rescale_q_t)(int64_t , AVRational , AVRational )	;
 typedef void (*avcodec_flush_buffers_t)(AVCodecContext *);
+typedef void (*av_free_packet_t)(AVPacket *);
 
 #ifdef HAVE_SWSCALE
 typedef void (*sws_freeContext_t)(struct SwsContext *swsContext);
@@ -145,6 +146,7 @@ private:
     av_rescale_q_t av_rescale_q;
     av_gettime_t av_gettime;
     avcodec_flush_buffers_t avcodec_flush_buffers;
+    av_free_packet_t av_free_packet;
 #   ifdef HAVE_SWSCALE
     sws_freeContext_t sws_freeContext;
     sws_getContext_t sws_getContext;

src/k9copy.cpp

@@ -46,7 +46,8 @@ k9Copy::k9Copy()
         : KMdiMainFrm( 0, "k9Copy" ,KMdi::IDEAlMode ) {
     // tell the TDEMainWindow that this is indeed the main widget
     m_k9MainView=NULL;
-    m_k9ImportView =NULL;
+    m_k9ImportView=NULL;
+    m_chapterEdit=NULL;
 
    // accept dnd
     setAcceptDrops(true);