On 26/08/14 14:33, Rémi Denis-Courmont wrote:
> Le 2014-08-24 15:18, Luca Barbato a écrit :
>> Feature matching x11grab.
>> ---
>> configure | 11 +
>> libavdevice/Makefile | 1 +
>> libavdevice/alldevices.c | 1 +
>> libavdevice/xcbgrab.c | 646
>> +++++++++++++++++++++++++++++++++++++++++++++++
>> 4 files changed, 659 insertions(+)
>> create mode 100644 libavdevice/xcbgrab.c
>>
>> diff --git a/configure b/configure
>> index 22b699f..60aa3ca 100755
>> --- a/configure
>> +++ b/configure
>> @@ -213,6 +213,7 @@ External library support:
>> native MPEG-4/Xvid encoder exists [no]
>> --enable-openssl enable openssl [no]
>> --enable-x11grab enable X11 grabbing [no]
>> + --enable-xcbgrab enable xcb grabbing [no]
>> --enable-zlib enable zlib [autodetect]
>>
>> Toolchain options:
>> @@ -1172,6 +1173,7 @@ EXTERNAL_LIBRARY_LIST="
>> libxvid
>> openssl
>> x11grab
>> + xcbgrab
>> zlib
>> "
>>
>> @@ -1390,6 +1392,7 @@ HEADERS_LIST="
>> sys_param_h
>> sys_resource_h
>> sys_select_h
>> + sys_shm_h
>> sys_soundcard_h
>> sys_time_h
>> sys_un_h
>> @@ -2093,6 +2096,7 @@ v4l2_indev_deps_any="linux_videodev2_h
>> sys_videoio_h"
>> vfwcap_indev_deps="capCreateCaptureWindow vfwcap_defines"
>> vfwcap_indev_extralibs="-lavicap32"
>> x11grab_indev_deps="x11grab XShmCreateImage"
>> +xcbgrab_indev_deps="xcbgrab"
>>
>> # protocols
>> ffrtmpcrypt_protocol_deps="!librtmp_protocol"
>> @@ -4257,6 +4261,13 @@ require Xext X11/extensions/XShm.h
>> XShmCreateImage -lXext &&
>> require Xfixes X11/extensions/Xfixes.h XFixesGetCursorImage -lXfixes &&
>> { enabled xlib || die "ERROR: Xlib not found"; }
>>
>> +enabled xcbgrab &&
>> +require_pkg_config xcb-composite xcb/composite.h
>> xcb_composite_name_window_pixmap &&
>
> I don't see where you need that.
>
>> +require_pkg_config xcb-event xcb/xcb_event.h
>> xcb_event_get_error_label &&
>
> I am not familiar with that one, but I don see where it's needed either.
They are leftovers from some different (failing) approach at the
problem, thanks for spotting!
> Swapping the two calls above would spare one RTT.
I'll swap them.
lu
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