amltsdmx: CF1 solution offest is an invalid value after seek0 [1/1]

PD#SWPL-180069

Problem:
offest is an invalid value after seek0

Solution:
Compare querypcr and firstpcr before calculating offset
sync patch 0013-SWPL-115704

Verify:
ap222

Change-Id: I2176eea4e660a6ea392df8e0f559c5cda6305b9b
Signed-off-by: bo.xiao <bo.xiao@amlogic.com>
diff --git a/aml-tsdemux/amltspacketizer.c b/aml-tsdemux/amltspacketizer.c
index a8145c1..e2a4537 100644
--- a/aml-tsdemux/amltspacketizer.c
+++ b/aml-tsdemux/amltspacketizer.c
@@ -2520,9 +2520,7 @@
       lastpcr, lastoffset);
 
   res = firstoffset;
-  //xiaobo-patch 0013-swpl-115704
-  //if (lastpcr != firstpcr  && querypcr > firstpcr)
-  if (lastpcr != firstpcr)
+  if (lastpcr != firstpcr  && querypcr > firstpcr)
     res += gst_util_uint64_scale (querypcr - firstpcr,
         lastoffset - firstoffset, lastpcr - firstpcr);