work on asynchron pic loading... to get rid of spinning wheels

[vuplus_dvbapp] / lib / gdi / picexif.cpp

diff --git a/lib/gdi/picexif.cpp b/lib/gdi/picexif.cpp
index 844673c..f9e8055 100644 (file)
--- a/lib/gdi/picexif.cpp
+++ b/lib/gdi/picexif.cpp
@@ -75,7 +75,6 @@ Cexif::Cexif()
 
 Cexif::~Cexif()
 {
-       //ClearExif();
 }
 
 void Cexif::ClearExif()
@@ -89,7 +88,7 @@ void Cexif::ClearExif()
        }
 }
 
-bool Cexif::DecodeExif(const char *filename)
+bool Cexif::DecodeExif(const char *filename, int Thumb)
 {
        FILE * hFile = fopen(filename, "r");
        if(!hFile) return false;
@@ -98,6 +97,7 @@ bool Cexif::DecodeExif(const char *filename)
        m_exifinfo = new EXIFINFO;
        memset(m_exifinfo,0,sizeof(EXIFINFO));
        freeinfo = true;
+       m_exifinfo->Thumnailstate = Thumb;
 
        m_szLastError[0]='\0';
        ExifImageWidth = MotorolaOrder = SectionsRead=0;
@@ -555,12 +555,16 @@ bool Cexif::ProcessExifDir(unsigned char * DirStart, unsigned char * OffsetBase,
                ProcessExifDir(SubdirStart, OffsetBase, ExifLength, m_exifinfo, LastExifRefdP);
         }
 
-       if (ThumbnailSize && ThumbnailOffset)
+       if (ThumbnailSize && ThumbnailOffset && m_exifinfo->Thumnailstate)
        {
                if (ThumbnailSize + ThumbnailOffset <= ExifLength)
                {
-                       m_exifinfo->ThumbnailPointer = OffsetBase + ThumbnailOffset;
-                       m_exifinfo->ThumbnailSize = ThumbnailSize;
+                       if(FILE *tf = fopen(THUMBNAILTMPFILE, "w"))
+                       {
+                               fwrite( OffsetBase + ThumbnailOffset, ThumbnailSize, 1, tf);
+                               fclose(tf);
+                               m_exifinfo->Thumnailstate = 2;
+                       }
                }
        }