[Bug 765528] New: gstmpdparser: GstUri changed unexpectedly within combine_urls()

[GStreamer (GNOME Bugzilla)]

https://bugzilla.gnome.org/show_bug.cgi?id=765528

            Bug ID: 765528
           Summary: gstmpdparser: GstUri changed unexpectedly within
                    combine_urls()
    Classification: Platform
           Product: GStreamer
           Version: git master
                OS: Windows
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gst-plugins-bad
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: r97922153 at gmail.com
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

Created attachment 326680
  --> https://bugzilla.gnome.org/attachment.cgi?id=326680&action=edit
issued MPD file

Hi all:

I met a problem when combine_urls() is executed the result URL is broken.

Such as:

expected result =
"https://r8---sn-ipoxu-u2xl.googlevideo.com/videoplayback?id=cf12500690581ecb&itag=133&source=youtube&requiressl=yes&ms=au&pl=16&mm=31&mv=m&mn=sn-ipoxu-u2xl&initcwndbps=1245000&ratebypass=yes&mime=video/mp4&gir=yes&clen=3617089&lmt=1439380361025617&dur=121.746&signature=8C0600A08A8FA47C3734F42B4721E2143EACDF94.705D52170E63A2E70291789D67FAC9C139B12965&mt=1461557621&upn=hP1NJs1_Lng&sver=3&fexp=3300118,3300134,3300161,3312381,9410705,9416126,9416891,9422596,9426927,9427482,9428398,9431012,9431364,9431865,9432033,9432132,9432684,9432839,9433096,9433193,9433425,9433947,9433997&key=dg_yt0&ip=42.73.160.27&ipbits=0&expire=1461579370&sparams=ip,ipbits,expire,id,itag,source,requiressl,ms,pl,mm,mv,mn,initcwndbps,ratebypass,mime,gir,clen,lmt,dur
<https://r8---sn-ipoxu-u2xl.googlevideo.com/videoplayback?id=cf12500690581ecb&itag=133&source=youtube&requiressl=yes&ms=au&pl=16&mm=31&mv=m&mn=sn-ipoxu-u2xl&initcwndbps=1245000&ratebypass=yes&mime=video/mp4&gir=yes&clen=3617089&lmt=1439380361025617&dur=121.746&signature=8C0600A08A8FA47C3734F42B4721E2143EACDF94.705D52170E63A2E70291789D67FAC9C139B12965&mt=1461557621&upn=hP1NJs1_Lng&sver=3&fexp=3300118%2c3300134%2c3300161%2c3312381%2c9410705%2c9416126%2c9416891%2c9422596%2c9426927%2c9427482%2c9428398%2c9431012%2c9431364%2c9431865%2c9432033%2c9432132%2c9432684%2c9432839%2c9433096%2c9433193%2c9433425%2c9433947%2c9433997&key=dg_yt0&ip=42.73.160.27&ipbits=0&expire=1461579370&sparams=ip%2cipbits%2cexpire%2cid%2citag%2csource%2crequiressl%2cms%2cpl%2cmm%2cmv%2cmn%2cinitcwndbps%2cratebypass%2cmime%2cgir%2cclen%2clmt%2cdur>
"

broken result =  "https://r8---sn-ipoxu-u2xl.googlevideo.com/videoplayback
"


static GstUri *
combine_urls (GstUri * base, GList * list, gchar ** query,
    GstActiveStream * stream)
{

  GstUri *ret = base;
  ...

  /*here the ret is still sound*/

  gst_uri_set_query_table (ret, NULL);

  /*here the ret is broken...*/

}



The attached is the DASH MPD where this issue happened.

Could someone help on checking it?

Thanks.

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