[Gambas-user] Trying to use libmpv, but got Segmentation faults on exit

[Benoît Minisini]

Le 16/01/2015 12:58, Koko a écrit :
> Hi,
> among other problems that i did not solved, but at least worked around,
> there is one i cannot solve by myself, nor i know if it is a bug in gambas
> or a mistake by myself.
>
> libmpv is a library to access mpv mediaplayer, the library header is here:
> https://raw.githubusercontent.com/mpv-player/mpv/master/libmpv/client.h
>
> Basically, what i do is:
>
> '============================================
> ' Gambas class file
> Extern mpv_create() As Pointer In "libmpv:1"
> Extern mpv_initialize(Pmpv_handle As Pointer) As Integer In "libmpv:1"
> Extern mpv_detach_destroy(Pmpv_handle As Pointer) In "libmpv:1"
> Extern mpv_terminate_destroy(Pmpv_handle As Pointer) In "libmpv:1"
> Extern mpv_command_string(Pmpv_handle As Pointer, args As String) As Integer
> In "libmpv:1"
>
> Public Pmpv_handle As Pointer
>
> Public Sub Form_Open()
>    Pmpv_handle = mpv_create()
>    mpv_initialize(Pmpv_handle)
>    Pmpv_handle = mpv_create()
>    mpv_initialize(Pmpv_handle)
>    mpv_command_string(Pmpv_handle, "loadfile /path/to/videofile.mkv")
> End
>
> Public Sub Button1_Click()
>    mpv_command_string(Pmpv_handle, "quit")
>    Wait 10
>    mpv_terminate_destroy(Pmpv_handle)
> End
> '============================================
>
> That's it.
> The program starts and begin playing the file.
> As i push the button, it stops playing and the player window will close,
> but as soon as i close the main form, the gambas interpreter shows a window
> saying the program crashed wuth a segmentation fault.
>
> This is the kernel message:
> traps: gbx3[16400] general protection ip:7f17cdb9c824 sp:7fffff2682a0
> error:0 in libpthread-2.20.so[7f17cdb93000+17000]
>
> Thanks to anyone who can spot a light on this issue.
>
> --
> Antonio Orefice
>

Can you provide a project that reproduces the crash?

Thanks.

-- 
Benoît Minisini