Fixed memory leak in AddMark

Fixed uninitialized variable error in video.cpp
Added logo detection for permitting weak marks

6 files changed, 76 insertions, 19 deletions

diff --git a/command/demux.cpp b/command/demux.cpp
index 9f634bd..addc95f 100644
--- a/command/demux.cpp
+++ b/command/demux.cpp
@@ -159,21 +159,13 @@ int cPaketQueue::findpktheader(int start, int *streamsize,int *headersize, bool
             }
         }
     }
-
     if (i==inptr)
     {
         if (found)
         {
-            if (!start)
-            {
-                scanner=0xFFFFFFFF;
-                return -1;
-            }
-        }
-        else
-        {
-            return -1;
+            scanner=0xFFFFFFFF;
         }
+        return -1; // we need more bytes!
     }
     if (longstartcode) i--;
     if (buffer[i]>=0xBC) // do we have a PES packet?
diff --git a/command/global.h b/command/global.h
index af2d3a1..aad3c62 100644
--- a/command/global.h
+++ b/command/global.h
@@ -49,6 +49,8 @@ typedef unsigned char uchar;
 #define MT_CHANNELSTART   0x61
 #define MT_CHANNELSTOP    0x62
 
+#define MT_RECORDINGSTART 0xD1
+#define MT_RECORDINGSTOP  0xD2
 #define MT_MOVED          0xE0
 #define MT_ALL            0xFF
 
@@ -91,7 +93,7 @@ typedef struct MarkAdAspectRatio
 
 typedef struct MarkAdMark
 {
-    char Type;
+    int Type;
     int Position;
     int ChannelsBefore;
     int ChannelsAfter;
@@ -139,6 +141,7 @@ typedef struct MarkAdContext
         {
             bool IgnoreAspectRatio;
             bool IgnoreLogoDetection;
+            bool WeakMarksOk;
         } Options;
 
         struct Info
diff --git a/command/logos/SAT_1_HD-A16_9-P0.pgm b/command/logos/SAT_1_HD-A16_9-P0.pgm
index c866036..8ffb486 100644
--- a/command/logos/SAT_1_HD-A16_9-P0.pgm
+++ b/command/logos/SAT_1_HD-A16_9-P0.pgm
@@ -1,5 +1,5 @@
 P5
-# CREATOR: GIMP PNM Filter Version 1.1
+#C1
 250 150
 255
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diff --git a/command/markad-standalone.cpp b/command/markad-standalone.cpp
index f99ae92..b300103 100644
--- a/command/markad-standalone.cpp
+++ b/command/markad-standalone.cpp
@@ -29,6 +29,7 @@
 #include <math.h>
 #include <limits.h>
 #include <errno.h>
+#include <dirent.h>
 
 #include "markad-standalone.h"
 #include "version.h"
@@ -421,6 +422,12 @@ void cMarkAdStandalone::AddMark(MarkAdMark *Mark)
                      Mark->ChannelsBefore,Mark->ChannelsAfter,
                      Mark->Position)==-1) comment=NULL;
         break;
+    case MT_RECORDINGSTART:
+        if (asprintf(&comment,"start of recording (%i)",Mark->Position)==-1) comment=NULL;
+        break;
+    case MT_RECORDINGSTOP:
+        if (asprintf(&comment,"stop of recording (%i)",Mark->Position)==-1) comment=NULL;
+        break;
     }
 
     if (comment) isyslog("%s",comment);
@@ -446,6 +453,7 @@ void cMarkAdStandalone::AddMark(MarkAdMark *Mark)
                         prev->position,Mark->Position);
                 if ((prev->type & 0x0F)==MT_START) inBroadCast=false;
                 marks.Del(prev);
+                if (comment) free(comment);
                 return;
             }
         }
@@ -466,6 +474,7 @@ void cMarkAdStandalone::AddMark(MarkAdMark *Mark)
                             prev->position,Mark->Position);
                     if ((prev->type & 0x0F)==MT_START) inBroadCast=false;
                     marks.Del(prev);
+                    if (comment) free(comment);
                     return;
                 }
             }
@@ -481,6 +490,7 @@ void cMarkAdStandalone::AddMark(MarkAdMark *Mark)
                 {
                     isyslog("previous mark (%i) stronger than actual mark, deleting %i",
                             prev->position, Mark->Position);
+                    if (comment) free(comment);
                     return;
                 }
                 else
@@ -492,15 +502,23 @@ void cMarkAdStandalone::AddMark(MarkAdMark *Mark)
         }
     }
 
-    if ((Mark->Type & 0x0F)==MT_START)
+    if (!macontext.Video.Options.WeakMarksOk)
     {
-        inBroadCast=true;
+        if ((Mark->Type & 0x0F)==MT_START)
+        {
+            inBroadCast=true;
+        }
+        else
+        {
+            inBroadCast=false;
+        }
     }
     else
     {
-        inBroadCast=false;
+        inBroadCast=true;
     }
     marks.Add(Mark->Type,Mark->Position,comment);
+    if (comment) free(comment);
 }
 
 void cMarkAdStandalone::SaveFrame(int frame)
@@ -1071,7 +1089,7 @@ void cMarkAdStandalone::ProcessFile()
             if ((inBroadCast) && (!gotendmark))
             {
                 MarkAdMark tempmark;
-                tempmark.Type=MT_ASSUMEDSTOP;
+                tempmark.Type=MT_RECORDINGSTOP;
                 tempmark.Position=lastiframe;
                 AddMark(&tempmark);
             }
@@ -1434,6 +1452,30 @@ time_t cMarkAdStandalone::GetBroadcastStart(time_t start, int fd)
     return (time_t) 0;
 }
 
+bool cMarkAdStandalone::CheckLogo()
+{
+    if (!macontext.Config) return false;
+    if (!macontext.Config->logoDirectory) return false;
+    if (!macontext.Info.ChannelName) return false;
+    int len=strlen(macontext.Info.ChannelName);
+    if (!len) return false;
+
+    DIR *dir=opendir(macontext.Config->logoDirectory);
+    if (!dir) return false;
+
+    struct dirent *dirent;
+    while ((dirent=readdir(dir)))
+    {
+        if (!strncmp(dirent->d_name,macontext.Info.ChannelName,len))
+        {
+            closedir(dir);
+            return true;
+        }
+    }
+    closedir(dir);
+    return false;
+}
+
 bool cMarkAdStandalone::LoadInfo()
 {
     char *buf;
@@ -1903,6 +1945,7 @@ cMarkAdStandalone::cMarkAdStandalone(const char *Directory, const MarkAdConfig *
     directory=Directory;
     abort=false;
     gotendmark=false;
+    inBroadCast=false;
 
     indexFile=NULL;
     streaminfo=NULL;
@@ -2014,9 +2057,25 @@ cMarkAdStandalone::cMarkAdStandalone(const char *Directory, const MarkAdConfig *
                     (config->logoExtraction!=-1) ? "extraction" : "detection",
                     bIgnoreTimerInfo ? " " : " and pre-/post-timer ");
             tStart=iStart=iStop=0;
+            macontext.Video.Options.IgnoreLogoDetection=true;
+            macontext.Video.Options.WeakMarksOk=true;
+        }
+    }
+    else
+    {
+        if (!CheckLogo())
+        {
+            isyslog("no logo found, logo detection disabled");
+            macontext.Video.Options.IgnoreLogoDetection=true;
+            macontext.Video.Options.WeakMarksOk=true;
         }
     }
 
+    if (macontext.Video.Options.WeakMarksOk)
+    {
+        isyslog("marks can/will be weak!");
+    }
+
     if (tStart>1) isyslog("pre-timer %im",tStart/60);
     if (length) isyslog("broadcast length %im",length/60);
 
diff --git a/command/markad-standalone.h b/command/markad-standalone.h
index de91225..4888dd8 100644
--- a/command/markad-standalone.h
+++ b/command/markad-standalone.h
@@ -234,6 +234,7 @@ unsigned Descriptor_Length:
     off_t SeekPATPMT();
     bool CheckPATPMT(off_t Offset=0);
     bool CheckTS();
+    bool CheckLogo();
     bool LoadInfo();
     bool SaveInfo();
     bool SetFileUID(char *File);
diff --git a/command/video.cpp b/command/video.cpp
index be2cb5c..ffb24cf 100644
--- a/command/video.cpp
+++ b/command/video.cpp
@@ -313,9 +313,10 @@ int cMarkAdLogo::SobelPlane(int plane)
 int cMarkAdLogo::Detect(int framenumber, int *logoframenumber)
 {
     bool extract=(macontext->Config->logoExtraction!=-1);
-
     int rpixel=0,mpixel=0;
     int processed=0;
+    *logoframenumber=-1;
+
     for (int plane=0; plane<4; plane++)
     {
         if ((area.valid[plane]) || (extract))
@@ -353,6 +354,7 @@ int cMarkAdLogo::Detect(int framenumber, int *logoframenumber)
         {
             area.status=LOGO_INVISIBLE;
         }
+        *logoframenumber=area.framenumber;
     }
 
     if (rpixel>=(mpixel*LOGO_VMARK))
@@ -858,7 +860,7 @@ MarkAdMarks *cMarkAdVideo::Process(int FrameNumber, int FrameNumberNext)
     {
         int logoframenumber;
         int lret=logo->Process(FrameNumber,&logoframenumber);
-        if ((lret>=-1) && (lret!=0))
+        if ((lret>=-1) && (lret!=0) && (logoframenumber!=-1))
         {
             if (lret>0)
             {