catch non existent file in patchbay json video loader

1 files changed, 16 insertions, 6 deletions

diff --git a/rotord/src/libavwrapper.cpp b/rotord/src/libavwrapper.cpp
index 26523fc..2ee9985 100644
--- a/rotord/src/libavwrapper.cpp
+++ b/rotord/src/libavwrapper.cpp
@@ -33,15 +33,25 @@ bool libav::video_decoder::open(const std::string& filename){
     Mutex::ScopedLock lock(mutex);
     loaded=false;
 
+    Poco::File f=Poco::File(filename);
+    if (!f.exists()) {
+        cerr<<"ERROR: "<<filename<<" does not exist"<<endl;
+        return false;
+    }
+
     //first check if an index object exists
     Poco::StringTokenizer tokens(filename,".");
     string idxfile="";
-    for (int i=0;i<tokens.count()-1;i++){
-        idxfile+=tokens[i];
-        idxfile+=".";
+    if (tokens.count()>1){
+        for (int i=0;i<tokens.count()-1;i++){
+            idxfile+=tokens[i];
+            idxfile+=".";
+        }
+        idxfile+="idx";
     }
-    idxfile+="idx";
-    Poco::File f=Poco::File(idxfile);
+    else idxfile=filename+".idx";
+
+    f=Poco::File(idxfile);
     bool makeindex=true;
     FFMS_Index *index;
     if (f.exists()) {
@@ -54,7 +64,7 @@ bool libav::video_decoder::open(const std::string& filename){
         }
     }
     if (makeindex) {
-        cerr<<"FFMS2: created index "<<idxfile<<endl;
+        cerr<<"FFMS2: creating index "<<idxfile<<endl;
         index = FFMS_MakeIndex(filename.c_str(), 0, 0, NULL, NULL, FFMS_IEH_IGNORE, NULL, NULL, &err);
         FFMS_WriteIndex(idxfile.c_str(),index,&err);
     }