On Thu, Dec 29, 2016 at 10:16 AM, Andrei Gherzan <and...@gherzan.ro> wrote: > On Wed, Dec 21, 2016 at 11:59:21PM -0800, Khem Raj wrote: >> Restructure the bbappends such that common portions >> can be put in a common bbappend and version specific >> bbappend then only do the patching >> >> Signed-off-by: Khem Raj <raj.k...@gmail.com> >> --- >> .../gstreamer/gstreamer1.0-omx%.bbappend | 9 ++ >> ...o-acquire-buffer-when-src-pad-isn-t-activ.patch | 48 ++++++++ >> .../0001-config-files-path.patch | 137 >> +++++++++++++++++++++ >> .../0002-fix-decoder-flushing.patch | 16 +++ >> .../0003-no-timeout-on-get-state.patch | 16 +++ >> ...erly-handle-drain-requests-while-flushing.patch | 30 +++++ >> ...-gst_omx_video_dec_set_format-if-there-s-.patch | 30 +++++ >> .../gstreamer/gstreamer1.0-omx_1.10%.bbappend | 13 ++ >> .../gstreamer/gstreamer1.0-omx_1.2.0.bbappend | 10 -- >> .../gstreamer/gstreamer1.0-omx_git.bbappend | 9 -- >> 10 files changed, 299 insertions(+), 19 deletions(-) >> create mode 100644 recipes-multimedia/gstreamer/gstreamer1.0-omx%.bbappend >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-Don-t-try-to-acquire-buffer-when-src-pad-isn-t-activ.patch >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-config-files-path.patch >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0002-fix-decoder-flushing.patch >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0003-no-timeout-on-get-state.patch >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0004-Properly-handle-drain-requests-while-flushing.patch >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch >> create mode 100644 >> recipes-multimedia/gstreamer/gstreamer1.0-omx_1.10%.bbappend >> >> diff --git a/recipes-multimedia/gstreamer/gstreamer1.0-omx%.bbappend >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx%.bbappend >> new file mode 100644 >> index 0000000..67e46de >> --- /dev/null >> +++ b/recipes-multimedia/gstreamer/gstreamer1.0-omx%.bbappend > > Is the wildcard working like this? A potentially TIL > >> @@ -0,0 +1,9 @@ >> +GSTREAMER_1_0_OMX_TARGET_rpi = "rpi" >> +GSTREAMER_1_0_OMX_CORE_NAME_rpi = "${libdir}/libopenmaxil.so" >> + >> + >> +# How to make this RPI specific? >> +EXTRA_OECONF_append_rpi = " CFLAGS="$CFLAGS >> -I${STAGING_DIR_TARGET}/usr/include/IL >> -I${STAGING_DIR_TARGET}/usr/include/interface/vcos/pthreads >> -I${STAGING_DIR_TARGET}/usr/include/interface/vmcs_host/linux"" >> +#examples only build with GL but not GLES, so disable it for RPI >> +EXTRA_OECONF_append_rpi = " --disable-examples" >> + >> diff --git >> a/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-Don-t-try-to-acquire-buffer-when-src-pad-isn-t-activ.patch >> >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-Don-t-try-to-acquire-buffer-when-src-pad-isn-t-activ.patch >> new file mode 100644 >> index 0000000..815a7c2 >> --- /dev/null >> +++ >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-Don-t-try-to-acquire-buffer-when-src-pad-isn-t-activ.patch >> @@ -0,0 +1,48 @@ >> +From 2e111e52f96f0b942abda120c30a876629bd73fc Mon Sep 17 00:00:00 2001 >> +From: =?UTF-8?q?Enrique=20Oca=C3=B1a=20Gonz=C3=A1lez?= <eoca...@igalia.com> >> +Date: Mon, 25 May 2015 14:53:35 +0200 >> +Subject: [PATCH] Don't try to acquire buffer when src pad isn't active >> + >> +This solves a race condition when setting the pipeline from PAUSE to >> +NULL while the decoder loop is still running. Without this patch, the >> +thread which interacts with the decode sink pad gets blocked here: >> + >> + gst_element_change_state() >> + gst_element_change_state_func() >> + gst_element_pads_activate() --> Deactivating pads >> + activate_pads() >> + gst_pad_set_active() >> + gst_pad_activate_mode() >> + post_activate() >> + GST_PAD_STREAM_LOCK() >> + >> +while gst_omx_port_acquire_buffer() gets stalled forever in >> +gst_omx_component_wait_message() waiting for a message that will never >> +arrive: >> + >> + gst_omx_video_dec_loop() >> + gst_omx_port_acquire_buffer() >> + gst_omx_component_wait_message() >> +--- >> + omx/gstomxvideodec.c | 5 +++++ >> + 1 file changed, 5 insertions(+) >> + >> +diff --git a/omx/gstomxvideodec.c b/omx/gstomxvideodec.c >> +index cd24944..57a61dd 100644 >> +--- a/omx/gstomxvideodec.c >> ++++ b/omx/gstomxvideodec.c >> +@@ -1247,6 +1247,11 @@ gst_omx_video_dec_loop (GstOMXVideoDec * self) >> + GstClockTimeDiff deadline; >> + OMX_ERRORTYPE err; >> + >> ++ if (!gst_pad_is_active(GST_VIDEO_DECODER_SRC_PAD (self))) { >> ++ GST_DEBUG_OBJECT (self, "Src pad not active, not acquiring buffer and >> flushing instead"); >> ++ goto flushing; >> ++ } >> ++ >> + #if defined (USE_OMX_TARGET_RPI) && defined (HAVE_GST_GL) >> + port = self->eglimage ? self->egl_out_port : self->dec_out_port; >> + #else >> +-- >> +1.8.3.2 >> + >> diff --git >> a/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-config-files-path.patch >> >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-config-files-path.patch >> new file mode 100644 >> index 0000000..a7da922 >> --- /dev/null >> +++ >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0001-config-files-path.patch >> @@ -0,0 +1,137 @@ >> +--- a/config/bellagio/gstomx.conf >> ++++ b/config/bellagio/gstomx.conf >> +@@ -1,6 +1,6 @@ >> + [omxmpeg4videodec] >> + type-name=GstOMXMPEG4VideoDec >> +-core-name=/usr/local/lib/libomxil-bellagio.so.0 >> ++core-name=/usr/lib/libomxil-bellagio.so.0 >> + component-name=OMX.st.video_decoder.mpeg4 >> + rank=256 >> + in-port-index=0 >> +@@ -9,7 +9,7 @@ >> + >> + [omxh264dec] >> + type-name=GstOMXH264Dec >> +-core-name=/usr/local/lib/libomxil-bellagio.so.0 >> ++core-name=/usr/lib/libomxil-bellagio.so.0 >> + component-name=OMX.st.video_decoder.avc >> + rank=256 >> + in-port-index=0 >> +@@ -18,7 +18,7 @@ >> + >> + [omxmpeg4videoenc] >> + type-name=GstOMXMPEG4VideoEnc >> +-core-name=/usr/local/lib/libomxil-bellagio.so.0 >> ++core-name=/usr/lib/libomxil-bellagio.so.0 >> + component-name=OMX.st.video_encoder.mpeg4 >> + rank=0 >> + in-port-index=0 >> +@@ -27,7 +27,7 @@ >> + >> + [omxaacenc] >> + type-name=GstOMXAACEnc >> +-core-name=/usr/local/lib/libomxil-bellagio.so.0 >> ++core-name=/usr/lib/libomxil-bellagio.so.0 >> + component-name=OMX.st.audio_encoder.aac >> + rank=0 >> + in-port-index=0 >> +--- a/config/rpi/gstomx.conf >> ++++ b/config/rpi/gstomx.conf >> +@@ -1,6 +1,6 @@ >> + [omxmpeg2videodec] >> + type-name=GstOMXMPEG2VideoDec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -9,7 +9,7 @@ >> + >> + [omxmpeg4videodec] >> + type-name=GstOMXMPEG4VideoDec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -18,7 +18,7 @@ >> + >> + [omxh263dec] >> + type-name=GstOMXH263Dec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -27,7 +27,7 @@ >> + >> + [omxh264dec] >> + type-name=GstOMXH264Dec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -36,7 +36,7 @@ >> + >> + [omxtheoradec] >> + type-name=GstOMXTheoraDec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -45,7 +45,7 @@ >> + >> + [omxvp8dec] >> + type-name=GstOMXVP8Dec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -54,7 +54,7 @@ >> + >> + [omxmjpegdec] >> + type-name=GstOMXMJPEGDec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=257 >> + in-port-index=130 >> +@@ -63,7 +63,7 @@ >> + >> + [omxvc1dec] >> + type-name=GstOMXWMVDec >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_decode >> + rank=256 >> + in-port-index=130 >> +@@ -73,7 +73,7 @@ >> + >> + [omxh264enc] >> + type-name=GstOMXH264Enc >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.video_encode >> + rank=257 >> + in-port-index=200 >> +@@ -82,7 +82,7 @@ >> + >> + [omxanalogaudiosink] >> + type-name=GstOMXAnalogAudioSink >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.audio_render >> + rank=256 >> + in-port-index=100 >> +@@ -92,7 +92,7 @@ >> + >> + [omxhdmiaudiosink] >> + type-name=GstOMXHdmiAudioSink >> +-core-name=/opt/vc/lib/libopenmaxil.so >> ++core-name=/usr/lib/libopenmaxil.so >> + component-name=OMX.broadcom.audio_render >> + rank=257 >> + in-port-index=100 >> diff --git >> a/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0002-fix-decoder-flushing.patch >> >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0002-fix-decoder-flushing.patch >> new file mode 100644 >> index 0000000..d4c7c81 >> --- /dev/null >> +++ >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0002-fix-decoder-flushing.patch >> @@ -0,0 +1,16 @@ >> +diff --git a/omx/gstomx.c b/omx/gstomx.c >> +index 69696c4..c382019 100644 >> +--- a/omx/gstomx.c >> ++++ b/omx/gstomx.c >> +@@ -1508,8 +1508,8 @@ gst_omx_port_set_flushing (GstOMXPort * port, >> GstClockTime timeout, >> + last_error = OMX_ErrorNone; >> + gst_omx_component_handle_messages (comp); >> + while (signalled && last_error == OMX_ErrorNone && !port->flushed >> +- && port->buffers >> +- && port->buffers->len > g_queue_get_length >> (&port->pending_buffers)) { >> ++ /* && port->buffers >> ++ && port->buffers->len > g_queue_get_length >> (&port->pending_buffers) */) { >> + signalled = gst_omx_component_wait_message (comp, timeout); >> + if (signalled) >> + gst_omx_component_handle_messages (comp); >> + >> diff --git >> a/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0003-no-timeout-on-get-state.patch >> >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0003-no-timeout-on-get-state.patch >> new file mode 100644 >> index 0000000..0a0050d >> --- /dev/null >> +++ >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0003-no-timeout-on-get-state.patch >> @@ -0,0 +1,16 @@ >> +diff --git a/omx/gstomxvideodec.c b/omx/gstomxvideodec.c >> +index 0d4e7a1..a0d9c74 100644 >> +--- a/omx/gstomxvideodec.c >> ++++ b/omx/gstomxvideodec.c >> +@@ -1697,9 +1697,9 @@ gst_omx_video_dec_stop (GstVideoDecoder * decoder) >> + g_cond_broadcast (&self->drain_cond); >> + g_mutex_unlock (&self->drain_lock); >> + >> +- gst_omx_component_get_state (self->dec, 5 * GST_SECOND); >> ++ gst_omx_component_get_state (self->dec, 0); >> + #if defined (USE_OMX_TARGET_RPI) && defined (HAVE_GST_GL) >> +- gst_omx_component_get_state (self->egl_render, 1 * GST_SECOND); >> ++ gst_omx_component_get_state (self->egl_render, 0); >> + #endif >> + >> + gst_buffer_replace (&self->codec_data, NULL); >> diff --git >> a/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0004-Properly-handle-drain-requests-while-flushing.patch >> >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0004-Properly-handle-drain-requests-while-flushing.patch >> new file mode 100644 >> index 0000000..4d10f24 >> --- /dev/null >> +++ >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0004-Properly-handle-drain-requests-while-flushing.patch >> @@ -0,0 +1,30 @@ >> +From 80dddfd13aaf2fe7272765f8cf291215fe375e28 Mon Sep 17 00:00:00 2001 >> +From: =?UTF-8?q?Enrique=20Oca=C3=B1a=20Gonz=C3=A1lez?= <eoca...@igalia.com> >> +Date: Tue, 17 Nov 2015 16:51:27 +0000 >> +Subject: [PATCH] Properly handle drain requests while flushing >> + >> +Without this commit the decoder streaming thread stops without ever >> attending >> +the drain request, leaving the decoder input thread waiting forever. >> +--- >> + omx/gstomx.c | 7 +++++++ >> + omx/gstomxvideodec.c | 13 +++++++++++++ >> + 2 files changed, 20 insertions(+) >> + >> +Index: gst-omx-1.10.2/omx/gstomx.c >> +=================================================================== >> +--- gst-omx-1.10.2.orig/omx/gstomx.c >> ++++ gst-omx-1.10.2/omx/gstomx.c >> +@@ -737,6 +737,13 @@ gst_omx_component_new (GstObject * paren >> + >> + g_mutex_lock (&comp->lock); >> + gst_omx_component_handle_messages (comp); >> ++ >> ++ if (err != OMX_ErrorNone && comp->last_error == OMX_ErrorNone) { >> ++ GST_ERROR_OBJECT (comp->parent, >> ++ "Last operation returned an error. Setting last_error manually."); >> ++ comp->last_error = err; >> ++ } >> ++ >> + g_mutex_unlock (&comp->lock); >> + >> + return comp; >> diff --git >> a/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch >> >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch >> new file mode 100644 >> index 0000000..b7a8753 >> --- /dev/null >> +++ >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx-1.10/0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch >> @@ -0,0 +1,30 @@ >> +From 12103842d5f347cf245e71071d0c44297bcdb1f9 Mon Sep 17 00:00:00 2001 >> +From: =?UTF-8?q?Enrique=20Oca=C3=B1a=20Gonz=C3=A1lez?= <eoca...@igalia.com> >> +Date: Fri, 4 Dec 2015 18:39:59 +0100 >> +Subject: [PATCH] Don't abort gst_omx_video_dec_set_format() if there's a >> + timeout releasing the buffers taken by the egl_render out port >> + >> +--- >> + omx/gstomxvideodec.c | 5 ++++- >> + 1 file changed, 4 insertions(+), 1 deletion(-) >> + >> +diff --git a/omx/gstomxvideodec.c b/omx/gstomxvideodec.c >> +index 2368f34..da35e0d 100644 >> +--- a/omx/gstomxvideodec.c >> ++++ b/omx/gstomxvideodec.c >> +@@ -1905,8 +1905,11 @@ gst_omx_video_dec_set_format (GstVideoDecoder * >> decoder, >> + 5 * GST_SECOND) != OMX_ErrorNone) >> + return FALSE; >> + if (gst_omx_port_wait_buffers_released (out_port, >> +- 1 * GST_SECOND) != OMX_ErrorNone) >> ++ 1 * GST_SECOND) != OMX_ErrorNone) { >> ++#if !(defined (USE_OMX_TARGET_RPI) && defined (HAVE_GST_GL)) >> + return FALSE; >> ++#endif >> ++ } >> + if (gst_omx_port_deallocate_buffers (self->dec_in_port) != >> OMX_ErrorNone) >> + return FALSE; >> + if (gst_omx_video_dec_deallocate_output_buffers (self) != >> OMX_ErrorNone) >> +-- >> +2.1.4 >> + >> diff --git a/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.10%.bbappend >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.10%.bbappend > > Where is the main recipe for this? I get the following error when using > master meta-oe and poky: > > ERROR: No recipes available for: > > /home/andrei/work/raspberrypi/meta-raspberrypi/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.10%.bbappend >
This will work once the following patch goes into OE-Core https://patchwork.openembedded.org/patch/135383/ We can wait until then or live with dangling bbappend until then > >> new file mode 100644 >> index 0000000..d419867 >> --- /dev/null >> +++ b/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.10%.bbappend >> @@ -0,0 +1,13 @@ >> +# >> +# Need to make this conditional to gstreamer1 >> +# >> +SRC_URI_append_rpi = " \ >> + file://0001-config-files-path.patch \ >> + >> file://0001-Don-t-try-to-acquire-buffer-when-src-pad-isn-t-activ.patch \ >> + file://0002-fix-decoder-flushing.patch \ >> + file://0003-no-timeout-on-get-state.patch \ >> + >> file://0004-Properly-handle-drain-requests-while-flushing.patch \ >> + >> file://0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch \ >> +" >> + >> +FILESEXTRAPATHS_prepend := "${THISDIR}/gstreamer1.0-omx-1.10:" >> diff --git a/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.2.0.bbappend >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.2.0.bbappend >> index 1e84abe..49ba376 100644 >> --- a/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.2.0.bbappend >> +++ b/recipes-multimedia/gstreamer/gstreamer1.0-omx_1.2.0.bbappend >> @@ -9,16 +9,6 @@ SRC_URI_append_rpi = " \ >> >> file://0004-Properly-handle-drain-requests-while-flushing.patch \ >> >> file://0005-Don-t-abort-gst_omx_video_dec_set_format-if-there-s-.patch \ >> >> file://0006-omxvideodec-unref-allocator-after-getting-it-from-al.patch \ >> - file://0007-omxvideodec-Use-gstglmemoryegl-for-the-RPi.patch \ >> " >> >> FILESEXTRAPATHS_prepend := "${THISDIR}/gstreamer1.0-omx-1.2.0:" >> - >> -GSTREAMER_1_0_OMX_TARGET_rpi = "rpi" >> -GSTREAMER_1_0_OMX_CORE_NAME_rpi = "${libdir}/libopenmaxil.so" >> - >> - >> -# How to make this RPI specific? >> -EXTRA_OECONF_append_rpi = " CFLAGS="$CFLAGS >> -I${STAGING_DIR_TARGET}/usr/include/IL >> -I${STAGING_DIR_TARGET}/usr/include/interface/vcos/pthreads >> -I${STAGING_DIR_TARGET}/usr/include/interface/vmcs_host/linux"" >> -#examples only build with GL but not GLES, so disable it for RPI >> -EXTRA_OECONF_append_rpi = " --disable-examples" >> diff --git a/recipes-multimedia/gstreamer/gstreamer1.0-omx_git.bbappend >> b/recipes-multimedia/gstreamer/gstreamer1.0-omx_git.bbappend >> index a13aad7..9bcc446 100644 >> --- a/recipes-multimedia/gstreamer/gstreamer1.0-omx_git.bbappend >> +++ b/recipes-multimedia/gstreamer/gstreamer1.0-omx_git.bbappend >> @@ -11,12 +11,3 @@ SRC_URI_append_rpi = " \ >> " >> >> FILESEXTRAPATHS_prepend := "${THISDIR}/gstreamer1.0-omx:" >> - >> -GSTREAMER_1_0_OMX_TARGET_rpi = "rpi" >> -GSTREAMER_1_0_OMX_CORE_NAME_rpi = "${libdir}/libopenmaxil.so" >> - >> - >> -# How to make this RPI specific? >> -EXTRA_OECONF_append_rpi = " CFLAGS="$CFLAGS >> -I${STAGING_DIR_TARGET}/usr/include/IL >> -I${STAGING_DIR_TARGET}/usr/include/interface/vcos/pthreads >> -I${STAGING_DIR_TARGET}/usr/include/interface/vmcs_host/linux"" >> -#examples only build with GL but not GLES, so disable it for RPI >> -EXTRA_OECONF_append_rpi = " --disable-examples" >> -- >> 2.11.0 >> >> -- >> _______________________________________________ >> yocto mailing list >> yocto@yoctoproject.org >> https://lists.yoctoproject.org/listinfo/yocto > > -- > Andrei Gherzan -- _______________________________________________ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto