Re: [xine-user] Where to report these Xine-UI bugs ?

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Hi,

Nagappan.A wrote:
> Hi,
> 
>>>Before the official release of 0.9.17, with cvs version of 0.9.16, it
>>>was working very fine. So, that problem has to be again fixe, it
>>>seems. Right ?
>>
>>Oops, I forgot that. But still, this is the only explanation I have.
>>The
>> fast forward code is unchanged for a long time and is quite easy (we
>>just run the reference clock at 4 times speed), so it is unlikely that
>> there is any problem here. Maybe something else in xine changed the
>>performance just that last bit to make fast forward not work for you.
>>If anyone with a fast machine (>2GHz) reads this, could someone verify
>> that fast forward still works over longer times?
> 
> 
> Tell me how to debug this problem ? In which file / function shall I put
> the break point ?
> 
> 
>>It would, if I had a VCD, I could try to trace it myself.
> 
> 
> No problem. I can help you on this regard.
> 
> Please find the gdb trace
> ------------------------------------------------------------
> 1> Run "xine" from the prompt (without any command line parameter) 2)
> Put a "VCD" in to the drive.
> 3) Select "DVD" option from the main panel.
> 4) Click "Done" on the error message that reads "There is no input
> plugin to handle........" 5) Click on the "VCD" option from the main
> panel.
> 6) Click "Done" on the error message that reads "There is no input
> plugin to handle........" (because of a bug in UI that fails to clear
> the playlist). 7) Click on the "MRL" button.
> 8) Select the "CDDA" option from the MRL widget.
> 9) Xine Asserts and the following is its trace from gdb.
> 
> xine: mrlbrowser.c:316: mrlbrowser_duplicate_mrls: Assertion
> `(mtmp[i]) != ((void *)0)' failed.
> 
> Program received signal SIGABRT, Aborted.
> [Switching to Thread 16384 (LWP 10809)]
> 0x4020a911 in kill () from /lib/libc.so.6
> (gdb) bt
> #0  0x4020a911 in kill () from /lib/libc.so.6
> #1  0x400ac24b in pthread_kill () from /lib/libpthread.so.0
> #2  0x400ac521 in raise () from /lib/libpthread.so.0
> #3  0x4020b846 in abort () from /lib/libc.so.6
> #4  0x402049a9 in __assert_fail () from /lib/libc.so.6
> #5  0x0808c675 in mrlbrowser_duplicate_mrls (private_data=0x8a98bb8,
> mtmp=0x8113170, num_mrls=135203344) at mrlbrowser.c:316
> #6  0x0808cb4d in mrlbrowser_grab_mrls (w=0x8c4e958,
> data=0x8a98bb8) at mrlbrowser.c:363
> #7  0x0808a43a in notify_click_labelbutton (w=0x8c4e958, button=1,
> bUp=1, x=50, y=60) at labelbutton.c:350
> #8  0x0808a7f5 in notify_event (w=0x8c4e958, event=0xbffff504,
> result=0xbffff4f4) at labelbutton.c:470
> #9  0x08094143 in xitk_click_notify_widget_list
> (wl=0x8a90be0, x=50, y=60, button=1, bUp=1) at widget.c:1095
> #10 0x0809aa4c in xitk_xevent_notify (event=0xbffff8d8) at xitk.c:1300
> #11 0x0809b36a in xitk_run (cb=0x8054b1c <on_start>,
> data=0x0) at xitk.c:1556
> #12 0x08054ec8 in gui_run () at event.c:1334
> #13 0x080603f8 in main (argc=1, argv=0xbffffb94) at main.c:1307
> ------------------------------------------------------------
> 1> Run "xine" from the prompt (without any command line parameter) 2)
> Put a "VCD" in to the drive.
> 3) Select "DVD" option from the main panel.
> 4) Click "Done" on the error message that reads "There is no input
> plugin to handle........" 5) Click on the "VCD" option from the main
> panel.
> 6) Click "Done" on the error message that reads "There is no input
> plugin to handle........" (because of a bug in UI that fails to clear
> the playlist). 7) Click on the "MRL" button.
> 8) Select the "VCD" option from the MRL widget.
> 9) Xine Asserts and the following is its trace from gdb.
> 
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 16384 (LWP 10895)]
> vcd_plugin_get_length (this_gen=0x8118ac8) at input_vcd.c:740
> 740						   len = 75 - start_msf->frame;
> (gdb) bt
> #0  vcd_plugin_get_length (this_gen=0x8118ac8) at input_vcd.c:740
> #1  0x4042694c in vcd_class_get_dir (this_gen=0x8118ac8, filename=0x0,
> num_files=0xbffff444) at input_vcd.c:1057
> #2  0x40079214 in xine_get_browse_mrls (this=0x80d0aa8,
> plugin_id=0x8c48620 "VCD",
> start_mrl=0x0, num_mrls=0xbffff444) at load_plugins.c:1457
> #3  0x0808cb00 in mrlbrowser_grab_mrls (w=0x8c4e9f8,
> data=0x8a987f8) at mrlbrowser.c:353
> #4  0x0808a43a in notify_click_labelbutton (w=0x8c4e9f8,
> button=1, bUp=1, x=50, y=76) at labelbutton.c:350
> #5  0x0808a7f5 in notify_event (w=0x8c4e9f8,
> event=0xbffff504, result=0xbffff4f4) at labelbutton.c:470
> #6  0x08094143 in xitk_click_notify_widget_list
> (wl=0x8a92348, x=50, y=76, button=1, bUp=1) at widget.c:1095
> #7  0x0809aa4c in xitk_xevent_notify (event=0xbffff8d8) at xitk.c:1300
> #8  0x0809b36a in xitk_run (cb=0x8054b1c
> <on_start>, data=0x0) at xitk.c:1556
> #9  0x08054ec8 in gui_run () at event.c:1334
> #10 0x080603f8 in main (argc=1, argv=0xbffffb94) at main.c:1307
> ------------------------------------------------------------
> Note:- STEPS 5 thru 6 in the above two scenarios is given just to
> remaind the UI bug related to clearing the value of the playlist.  If
> possible, could you just guide me to put appropriate breakpoints to
> trace this bug?
> 
> In the above two scenarios, Xine asserts even with out these steps,
> however. ------------------------------------------------------------
> 1> Run "xine" from the prompt (without any command line parameter) 2)
> Put an "Audio CD" in to the drive.
> 3) Click on the "MRL" button.
> 4) Select the "CDDA" option from the MRL widget.
> 5) Xine Asserts and the following is its trace from gdb.
> 
> xine: mrlbrowser.c:316: mrlbrowser_duplicate_mrls: Assertion
> `(mtmp[i]) != ((void *)0)' failed.

	I just fixed the bug yesterday night.

> 
> Program received signal SIGABRT, Aborted.
> [Switching to Thread 16384 (LWP 10984)]
> 0x4020a911 in kill () from /lib/libc.so.6
> (gdb) bt
> #0  0x4020a911 in kill () from /lib/libc.so.6
> #1  0x400ac24b in pthread_kill () from /lib/libpthread.so.0
> #2  0x400ac521 in raise () from /lib/libpthread.so.0
> #3  0x4020b846 in abort () from /lib/libc.so.6
> #4  0x402049a9 in __assert_fail () from /lib/libc.so.6
> #5  0x0808c675 in mrlbrowser_duplicate_mrls (private_data=0x8a98908,
> mtmp=0x8113248, num_mrls=135203344) at mrlbrowser.c:316
> #6  0x0808cb4d in mrlbrowser_grab_mrls (w=0x8c4f030,
> data=0x8a98908) at mrlbrowser.c:363
> #7  0x0808a43a in notify_click_labelbutton (w=0x8c4f030, button=1,
> bUp=1, x=30, y=57) at labelbutton.c:350
> #8  0x0808a7f5 in notify_event (w=0x8c4f030, event=0xbffff504,
> result=0xbffff4f4) at labelbutton.c:470
> #9  0x08094143 in xitk_click_notify_widget_list
> (wl=0x8a97d88, x=30, y=57, button=1, bUp=1) at widget.c:1095
> #10 0x0809aa4c in xitk_xevent_notify
> (event=0xbffff8d8) at xitk.c:1300
> #11 0x0809b36a in xitk_run (cb=0x8054b1c <on_start>,
> data=0x0) at xitk.c:1556
> #12 0x08054ec8 in gui_run () at event.c:1334
> #13 0x080603f8 in main (argc=1, argv=0xbffffb94) at main.c:1307
> ------------------------------------------------------------
> 

	Same.

> 
>>Ok, I did not expect the dvd_skip_behaviour trick to work, but it was
>>worth a try.
>>I have an idea what the Windows player is doing (if we are at the
>>first  program, jump to the last program of the previous prgram
>>chain), I will  implement it as soon as I find some time. (I have
>>other things to get  ready first.) I will contact you, when you can
>>try if it works.
> 
> 
> Ya sure ready to help. BTW, I have reported a bug in my previous mail,
> audio is missing when continously playing the chapters in a DVD. If
> possible, could you just guide me to put appropriate breakpoints to
> trace this bug?
> 
> 
>>>>There is a new CDDA plugin in cvs now.
>>>
>>>I, checked xine-plugin, but its NOT there. Should I need to check
>>>some other folder ?
>>
>>I meant it is integrated in the cvs of xine-lib.
> 
> 
> See the above reported gdb trace, for a bug related to CDDA.
> 
> Thankx and Regards
> Nagappan
> 

Cheers.
-- 
73's de Daniel, F1RMB.

              -=- Daniel Caujolle-Bert -=- seg...@cl... -=-
                        -=- f1...@f1... (AMPR NET) -=-