seekAbsolute with a negative number is a seek relative to the end

diff --git a/lib/dvb/dvb.cpp b/lib/dvb/dvb.cpp
index ad146542412c6e76ada44de6f5fdbec7f7609034..cf0bc9e2392e6b3b52b94bfbfdd4198f92bcd6e9 100644 (file)
--- a/lib/dvb/dvb.cpp
+++ b/lib/dvb/dvb.cpp
@@ -847,6 +847,18 @@ void eDVBChannel::getNextSourceSpan(off_t current_offset, size_t bytes_read, off
                                eDebug("seekTo: getCurrentPosition failed!");
                                continue;
                        }
+               } else if (pts < 0) /* seek relative to end */
+               {
+                       pts_t len;
+                       if (!getLength(len))
+                       {
+                               eDebug("seeking relative to end. len=%lld, seek = %lld", len, pts);
+                               pts += len;
+                       } else
+                       {
+                               eWarning("getLength failed - can't seek relative to end!");
+                               continue;
+                       }
                }
                
                if (relative == 1) /* pts relative */
@@ -877,7 +889,10 @@ void eDVBChannel::getNextSourceSpan(off_t current_offset, size_t bytes_read, off
                
                off_t offset = 0;
                if (m_tstools.getOffset(offset, pts))
+               {
+                       eDebug("get offset for pts=%lld failed!", pts);
                        continue;
+               }
 
                eDebug("ok, resolved skip (rel: %d, diff %lld), now at %08llx", relative, pts, offset);
                current_offset = offset;