wpesrc questions and issues
Philippe Normand
phil at base-art.net
Sun Jun 14 14:01:32 UTC 2020
On Fri, 2020-06-12 at 22:39 -0700, Frederic Turmel wrote:
> Thanks Philippe, Sorry for the late follow up. I got side tracked.
> What's the best way to build and play with wpe in an uninstalled env?
> I use gst-build but when I try to buid wpewebkit it needs gstreamer.
> When I try to build wpewebkit inside gst-build env it fails. (1.16
> branch)
> Example error: /data/dev/gst-build/subprojects/gst-plugins-base/gst-
> libs/gst/audio/audio-info.h:139:1: error: ‘GST_API_IMPORT’ does not
> name a type; did you mean ‘GST_URI_NO_PORT’?
> GST_AUDIO_API
Can you make sure you're not mixing manually-installed GStreamer
headers?
Philippe
>
> What would be the best way? What I am missing?
>
> Thanks
> FredT
>
> On Tue, Jun 2, 2020 at 4:09 AM Philippe Normand <phil at base-art.net>
> wrote:
> > On Mon, 2020-06-01 at 08:29 -0700, Frederic Turmel wrote:
> > > GPU:
> > > 00:02.0 VGA compatible controller: Intel Corporation UHD Graphics
> > 620
> > > (rev 07)
> > > Subsystem: Lenovo UHD Graphics 620
> > > Kernel driver in use: i915
> > > Kernel modules: i915
> >
> > Ok that configuration should work.
> >
> > > I built master and 1.16 of gst-build the same way. I did not
> > disable
> > > wayland on purpose. Can you confirm the libs required for
> > wayland?
> > >
> >
> > Here on Debian bullseye:
> >
> > nm -D /usr/lib/x86_64-linux-gnu/libgstgl-1.0.so.0.1602.0 | grep
> > gst_gl_display_wayland
> > 00000000000440b0 T gst_gl_display_wayland_get_type
> > 0000000000044110 T gst_gl_display_wayland_new
> > 0000000000044220 T gst_gl_display_wayland_new_with_display
> >
> > I suspect you might have gst-build libraries installed system-wide?
> > I would recommend to use an uninstalled setup with gst-build, using
> > gst-env.py.
> >
> > > Pipeline: LIBGL_ALWAYS_SOFTWARE=true GST_DEBUG=4 gst-launch-1.0
> > -v
> > > wpesrc location="https://www.google.com" do-timestamp=1 !
> > video/x-
> > > raw,width=1280,height=720,format=BGRA ! videoconvert !
> > glimagesink
> > > sync=false async=false
> > > Got this error in master: 0:00:00.506811911 9624 0x559767b4d400
> > > FIXME bin gstbin.c:4359:gst_bin_query:
> > implement
> > > duration caching in GstBin again
> > > 0:00:00.507116824 9624 0x559767d72e30 WARN
> > structure
> > > gststructure.c:2006:priv_gst_structure_append_to_gstring: No
> > value
> > > transform to serialize field 'params' of type
> > 'GstAllocationParams'
> > > 0:00:00.507245184 9624 0x559767d72e30 INFO
> > structure
> > > gststructure.c:2777:gst_structure_get_valist: Expected field 'gl-
> > > allocation-params' in structure: GstBufferPoolConfig,
> > > caps=(GstCaps)"video/x-raw\,\ format\=\(string\)BGRA\,\
> > > width\=\(int\)1280\,\ height\=\(int\)720\,\
> > > framerate\=\(fraction\)30/1\,\ pixel-aspect-
> > ratio\=\(fraction\)1/1",
> > > size=(uint)3686400, min-buffers=(uint)1, max-buffers=(uint)0,
> > > allocator=(GstAllocator)"NULL", params=(GstAllocationParams)NULL,
> > > options=(string)< GstBufferPoolOptionGLSyncMeta,
> > > GstBufferPoolOptionGLTextureTarget2D,
> > GstBufferPoolOptionVideoMeta,
> > > GstBufferPoolOptionVideoGLTextureUploadMeta >;
> > > 0:00:00.516988248 9624 0x559767d72e30 INFO
> > basesrc
> > > gstbasesrc.c:2857:gst_base_src_loop:<wpesrc0> pausing after
> > > gst_base_src_get_range() = error
> > > 0:00:00.517029747 9624 0x559767d72e30 WARN
> > basesrc
> > > gstbasesrc.c:3075:gst_base_src_loop:<wpesrc0> error: Internal
> > data
> > > stream error.
> > > 0:00:00.517042325 9624 0x559767d72e30 WARN
> > basesrc
> > > gstbasesrc.c:3075:gst_base_src_loop:<wpesrc0> error: streaming
> > > stopped, reason error (-5)
> > > 0:00:00.517066065 9624 0x559767d72e30 INFO
> > GST_ERROR_SYSTEM
> > > gstelement.c:2222:gst_element_message_full_with_details:<wpesrc0>
> > > posting message: Internal data stream error.
> > >
> >
> > I'm not sure what's going on there. Is this with git master? Note
> > that
> > the support for software rendering in wpesrc is available only in
> > git
> > master and that requires a development version of WPEBackend-FDO
> > (1.7.x).
> >
> > Also what's the point of forcing swrast in Mesa in that pipeline?
> > Setting LIBGL_ALWAYS_SOFTWARE=true might have side-effects in gst-
> > gl :)
> >
> > Can you try a simpler pipeline with a non-GL sink?
> > LIBGL_ALWAYS_SOFTWARE=true gst-launch-1.0 wpesrc location="
> > https://ddg.gg" ! videoconvert ! queue ! gtksink
> >
> > Philippe
> >
> > > Attached full logs.
> > >
> > > On Mon, Jun 1, 2020 at 1:35 AM Philippe Normand <
> > phil at base-art.net>
> > > wrote:
> > > > Hi Frederic,
> > > >
> > > > On Sun, 2020-05-31 at 13:20 -0700, Frederic Turmel wrote:
> > > > > Hi, I wanted to play with wpesrc element. Having issues and
> > have
> > > > some
> > > > > questions. Build seems to be broken for 1.16.x
> > > > >
> > > > > Questions:
> > > > > 1-Do you need wayland to use GL or we need to use weston. Any
> > > > hint?
> > > >
> > > > Yes, in 1.16 Wayland is required.
> > > > What's your GPU brand and driver being used?
> > > >
> > > > > 2-Hitting issue compiling for stable 1.16 branch. Master can
> > > > compile
> > > > > with the same env See below.
> > > > > 3-When running with master and in software only mode, it
> > works 1
> > > > out
> > > > > of 5. There seems to be a race condition.
> > > > >
> > > > > Got context from element 'wpesrc0': gst.gl.GLDisplay=context,
> > > > > gst.gl.GLDisplay=(GstGLDisplay)"\(GstGLDisplayX11\)\
> > > > gldisplayx11-0";
> > > > > 0:00:00.433971380 23250 0x55db8aebacf0 WARN
> > > > basesrc
> > > > > gstbasesrc.c:3075:gst_base_src_loop:<wpesrc0> error: Internal
> > > > data
> > > > > stream error.
> > > > > 0:00:00.434279847 23250 0x55db8aebacf0 WARN
> > > > basesrc
> > > > > gstbasesrc.c:3075:gst_base_src_loop:<wpesrc0> error:
> > streaming
> > > > > stopped, reason error (-5)
> > > > > ERROR: from element /GstPipeline:pipeline0/GstWpeSrc:wpesrc0:
> > > > > Internal data stream error
> > > > > With more debugging seems to be related to:
> > > > > GST_MESSAGE
> > > > >
> > gstelement.c:2191:gst_element_message_full_with_details:<wpesrc0>
> > > > > start
> > > > > 0:00:01.310356869 23620 0x561a8f22e4a0 INFO
> > > > GST_ERROR_SYSTEM
> > > > >
> > gstelement.c:2222:gst_element_message_full_with_details:<wpesrc0>
> > > > > posting message: Internal data stream error.
> > > > > 0:00:01.310396995 23620 0x561a8f22e4a0 WARN
> > > > structure
> > > > > gststructure.c:2006:priv_gst_structure_append_to_gstring: No
> > > > value
> > > > > transform to serialize field 'gerror' of type 'GError'
> > > > >
> > > >
> > > > What's the pipeline for this error? ^^^
> > > >
> > > > > More details
> > > > > Using ubuntu 18.04
> > > > > I installed the latest stable dependency from webkit.org
> > > > >
> > > > > Using gst-build with 1.16: I'm unable to build. getting this
> > > > error:
> > > > > git/gst-build/build/../subprojects/gst-plugins-
> > > > > bad/ext/wpe/gstwpesrc.cpp:502: undefined reference to
> > > > > `gst_gl_display_wayland_get_type'
> > > > >
> > > >
> > > > This symbol should be in libgst-gl (AFAIK). Did you disable
> > > > Wayland?
> > > >
> > > > > Using gst-build master:
> > > > > Failing when running gl:
> > > > > Got context from element 'wpesrc0': gst.gl.GLDisplay=context,
> > > > > gst.gl.GLDisplay=(GstGLDisplay)"\(GstGLDisplayX11\)\
> > > > gldisplayx11-0";
> > > > > ** (gst-launch-1.0:22754): CRITICAL **: 13:08:05.161:
> > > > > gst_egl_image_new_wrapped: assertion 'context != NULL' failed
> > > > >
> > > >
> > > > WPE currently doesn't work on X11 environments. There's some
> > on-
> > > > going
> > > > work in that direction though.
> > > >
> > > > Philippe
> > > >
> > > > > I'm able to run software only mode:
> > > > > LIBGL_ALWAYS_SOFTWARE=true GST_DEBUG=3,wpesrc=7,wpe=7 gst-
> > launch-
> > > > 1.0
> > > > > -v wpesrc location="http://cnn.com" ! video/x-
> > > > >
> > raw,width=1280,height=720,format=BGRA,framerate=\(fraction\)30/1
> > > > !
> > > > > videoconvert ! queue ! ximagesink sync=false async=false
> > > > >
> > > > >
> > > > > FULL ERROR BLOB for 1.16 branch:
> > > > > FAILED: subprojects/gst-plugins-bad/ext/wpe/libgstwpe.so
> > > > > c++ -o subprojects/gst-plugins-bad/ext/wpe/libgstwpe.so
> > > > > 'subprojects/gst-plugins-bad/ext/wpe/9fb9286@@gstwpe at sha/WPET
> > hrea
> > > > dedV
> > > > > iew.cpp.o' 'subprojects/gst-plugins-bad/ext/wpe/9fb9286@@
> > > > gstwpe at sha/g
> > > > > stwpesrc.cpp.o' -Wl,--as-needed -Wl,--no-undefined -shared
> > -fPIC
> > > > > -Wl,--start-group -Wl,-soname,libgstwpe.so subprojects/gst-
> > > > plugins-
> > > > > base/gst-libs/gst/video/libgstvideo-1.0.so.0.1602.0
> > > > > subprojects/gstreamer/libs/gst/base/libgstbase-
> > 1.0.so.0.1602.0
> > > > > subprojects/gstreamer/gst/libgstreamer-1.0.so.0.1602.0
> > > > > subprojects/orc/orc/liborc-0.4.so.0.29.0 subprojects/gst-
> > plugins-
> > > > > base/gst-libs/gst/gl/libgstgl-1.0.so.0.1602.0
> > /usr/lib/x86_64-
> > > > linux-
> > > > > gnu/libEGL.so /usr/local/lib/libWPEWebKit-1.0.so
> > /usr/lib/x86_64-
> > > > > linux-gnu/libsoup-2.4.so /usr/lib/x86_64-linux-gnu/libgio-
> > 2.0.so
> > > > > /usr/lib/x86_64-linux-gnu/libgobject-2.0.so /usr/lib/x86_64-
> > > > linux-
> > > > > gnu/libglib-2.0.so /usr/local/lib/libwpe-1.0.so
> > /usr/lib/x86_64-
> > > > > linux-gnu/libxkbcommon.so /usr/local/lib/libWPEBackend-fdo-
> > 1.0.so
> > > > > -Wl,--export-dynamic /usr/lib/x86_64-linux-gnu/libgmodule-
> > 2.0.so
> > > > > -pthread -lm /usr/lib/x86_64-linux-gnu/libX11.so
> > /usr/lib/x86_64-
> > > > > linux-gnu/libX11-xcb.so /usr/lib/x86_64-linux-gnu/libxcb.so
> > -Wl,
> > > > > --end-group '-Wl,-rpath,$ORIGIN/../../../gst-plugins-
> > base/gst-
> > > > >
> > > >
> > libs/gst/video:$ORIGIN/../../../gstreamer/libs/gst/base:$ORIGIN/../
> > > > ..
> > > > >
> > /../gstreamer/gst:$ORIGIN/../../../orc/orc:$ORIGIN/../../../gst-
> > > > > plugins-base/gst-libs/gst/gl:$ORIGIN/../../../gst-plugins-
> > > > base/gst-
> > > > > libs/gst/allocators' -Wl,-rpath-link,/home/fturmel/git/gst-
> > > > > build/build/subprojects/gst-plugins-base/gst-libs/gst/video
> > -Wl,-
> > > > > rpath-link,/home/fturmel/git/gst-
> > > > > build/build/subprojects/gstreamer/libs/gst/base -Wl,-rpath-
> > > > > link,/home/fturmel/git/gst-
> > build/build/subprojects/gstreamer/gst
> > > > > -Wl,-rpath-link,/home/fturmel/git/gst-
> > > > build/build/subprojects/orc/orc
> > > > > -Wl,-rpath-link,/home/fturmel/git/gst-
> > > > build/build/subprojects/gst-
> > > > > plugins-base/gst-libs/gst/gl -Wl,-rpath-
> > > > link,/home/fturmel/git/gst-
> > > > > build/build/subprojects/gst-plugins-base/gst-
> > libs/gst/allocators
> > > > > subprojects/gst-plugins-bad/ext/wpe/9fb9286@@gstwpe at sha/gstwp
> > esrc
> > > > .cpp
> > > > > .o: In function `gst_wpe_src_change_state(_GstElement*,
> > > > > GstStateChange)':
> > > > > /home/fturmel/git/gst-build/build/../subprojects/gst-plugins-
> > > > > bad/ext/wpe/gstwpesrc.cpp:502: undefined reference to
> > > > > `gst_gl_display_wayland_get_type'
> > > > > collect2: error: ld returned 1 exit status
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