fixed jpeg extraction for flash 9 swfs

diff --git a/src/swfextract.c b/src/swfextract.c
index f66dd83..3550731 100644 (file)
--- a/src/swfextract.c
+++ b/src/swfextract.c
@@ -675,13 +675,17 @@ void handlejpeg(TAG*tag)
     else if(tag->id == ST_DEFINEBITSJPEG3 && tag->len>6) {
        U32 end = GET32(&tag->data[2])+6;
        int pos = findjpegboundary(&tag->data[6], tag->len-6);
-       if(pos<0)
-           return;
-       pos+=6;
-       fi = save_fopen(filename, "wb");
-       fwrite(&tag->data[6], pos-6, 1, fi);
-       fwrite(&tag->data[pos+4], end-(pos+4), 1, fi);
-       fclose(fi);
+       if(pos<0) {
+            fi = save_fopen(filename, "wb");
+            fwrite(&tag->data[6], end-6, 1, fi);
+            fclose(fi);
+        } else {
+            pos+=6;
+            fi = save_fopen(filename, "wb");
+            fwrite(&tag->data[6], pos-6, 1, fi);
+            fwrite(&tag->data[pos+4], end-(pos+4), 1, fi);
+            fclose(fi);
+        }
     }
     else {
        int id = GET16(tag->data);