gst_element_seek fails with alawdec

[Jesu Anuroop Suresh]

Hi Stefan,

Thanks for your replay.

It does fail for both forward and backward.

Yes let me try that to add some patch to alawdec for the seek,

With Warm Regards
Jesu Anuroop Suresh

"Any intelligent fool can make things bigger, more complex, and more
violent. It takes a touch of genius -- and a lot of courage -- to move in
the opposite direction."
"Anyone who has never made a mistake has never tried anything new."






On Mon, Oct 3, 2011 at 11:29 PM, Stefan Sauer [via GStreamer-devel] <
ml-node+s966125n3868308h81 at n4.nabble.com> wrote:

> On 09/23/2011 08:30 AM, Jesu Anuroop Suresh wrote:
> > Hi
> >
> > Below is the pipeline
> >
> > gst-launch -v filesrc location=give_me_jesus.alaw  !  audio/x-alaw,
> > rate=44100, channels=2 ! alawdec ! alsasink
> >
> > It fails for gst_element_seek
> only for backward or for both? File a bug for it and ideally have a look
> at alwadec and see if you can make a patch.
>
> Stefan
>
> > Below is the code for the seek
> >
> > ff - 1 for forward, 0 for backward
> > time_seconds = number of seconds to seek
> >
> > This same code is working with the mp3 pipeline
> >
> > static void seekMediaTime (int ff, int time_seconds)
> > {
> >     gint64 start_pos, stop_pos, rate;
> >     gint64 start_flag, stop_flag;
> >     gint64 pos, len, tmp = 0;
> >     gint64 timeFf = FF_SPEED_BASE;
> >     GstFormat fmt = GST_FORMAT_TIME;
> >
> >     if (!gst_element_query_duration (recordEng.recPipeline, &fmt, &len)
> ||
> >         !gst_element_query_position (recordEng.recPipeline, &fmt, &pos))
> >     {
> >           printf ("%s: %d Query Failed\r\n",__func__,__LINE__);
> >           return;
> >     }
> >
> >     if (ff == 1)
> >     {
> >           timeFf = ((gint64)FF_SPEED_BASE * time_seconds);
> >
> >           if ((len <= (pos + timeFf)) || (len == pos))
> >                 timeFf = 0;
> >           else
> >                 tmp = pos + timeFf;
> >           printf ("FORWARDWORD BY:%llu\r\n",timeFf);
> >     }
> >     else
> >     {
> >           timeFf = ((gint64)FF_SPEED_BASE * time_seconds);
> >
> >           if ((pos <= timeFf) || (len == pos))
> >                 timeFf = 0;
> >           else
> >                 tmp = (pos - timeFf);
> >           printf ("BACKWORD BY:%llu\r\n",timeFf);
> >     }
> >     g_print ("Current Pos Time: %llu %llu\r\n",pos,len);
> >     g_print ("Set Pos Time: %llu\r\n",tmp);
> >     timeFf = tmp;
> >     rate = 1.0;
> >     start_pos = timeFf;
> >     start_flag = GST_SEEK_TYPE_SET;
> >     stop_flag = GST_SEEK_TYPE_NONE;
> >     stop_pos = GST_CLOCK_TIME_NONE;
> >
> >     if (!gst_element_seek (recordEng.recPipeline, rate,
> >            GST_FORMAT_TIME, GST_SEEK_FLAG_FLUSH,
> >            start_flag, start_pos,
> >            stop_flag, stop_pos))
> >     {
> >             g_print ("Seek failed!\r\n");
> >     }
> >     else
> >     {
> >             g_print ("Time: %" GST_TIME_FORMAT " / %"
> >                GST_TIME_FORMAT "\r\n",
> >                GST_TIME_ARGS (pos), GST_TIME_ARGS (len));
> >
> >             /* We will wait til it is running or failed */
> >             if (gst_element_get_state (recordEng.recPipeline,
> >                  NULL, NULL, -1) == GST_STATE_CHANGE_FAILURE)
> >             {
> >                   g_print ("Failed to go into PLAYING state\r\n");
> >             }
> >     }
> > }
> >
> >
> > Regards
> > Jesu Anuroop Suresh
> >
> >
> >
> >
> >
> > --
> > View this message in context:
> http://gstreamer-devel.966125.n4.nabble.com/gst-element-seek-fails-with-alawdec-tp3835910p3835910.html
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