<div dir="auto"><div> <div class="gmail_quote"><div dir="ltr" class="gmail_attr">Le mar. 20 oct. 2020 16 h 00, Miguel Won <<a href="mailto:miguelwon@gmail.com">miguelwon@gmail.com</a>> a écrit : </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">Hi,<div> </div><div>Following the issue raised here: <div> </div><div><a href="https://gitlab.freedesktop.org/gstreamer/gst-build/-/issues/130#note_667565" target="_blank" rel="noreferrer">https://gitlab.freedesktop.org/gstreamer/gst-build/-/issues/130#note_667565</a></div><div> </div><div>I looking for some help. I'm trying to run a GStreamer pipeline in a docker container installed in a Raspberry Pi with Raspbian. It works fine except if I use v4l2h264enc. For some reason it is not installed during the gst-build process: </div><div><pre lang="plaintext"># gst-inspect-1.0 v4l2h264enc No such element or plugin 'v4l2h264enc'</pre><pre lang="plaintext"> </pre><pre lang="plaintext">To reproduce the problem. Raspberry Pi 4 with </pre></div><div> </div><div> PRETTY_NAME="Raspbian GNU/Linux 10 (buster)" NAME="Raspbian GNU/Linux" VERSION_ID="10" VERSION="10 (buster)" VERSION_CODENAME=buster ID=raspbian ID_LIKE=debian build docker with the dockerfile I send bellow, run, log to the container and try: gst-inspect-1.0 v4l2h264enc</div></div></div></blockquote></div></div><div dir="auto"> </div><div dir="auto">So you are probing the codec from inside a docker ? Have you mapped require /dev/videoX nodes into your container? This element will only be available if driver support is found.</div><div dir="auto"> </div><div dir="auto"><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div><div> Thanks! The Dockerfile: # Copyright 2019 Google LLC # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # <a href="http://www.apache.org/licenses/LICENSE-2.0" target="_blank" rel="noreferrer">http://www.apache.org/licenses/LICENSE-2.0</a> # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. FROM ubuntu:19.10 # Use GCE apt servers ARG GCE_REGION=us-west1 RUN cp /etc/apt/sources.list /etc/apt/sources.list.orig && \ sed -i "s/<a href="http://archive.ubuntu.com/$%7BGCE_REGION%7D.gce.archive.ubuntu.com/g" target="_blank" rel="noreferrer">archive.ubuntu.com/${GCE_REGION}.gce.archive.ubuntu.com/g</a>" /etc/apt/sources.list # Install essentials RUN \ apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \ curl \ build-essential \ ca-certificates \ git \ vim WORKDIR /opt ARG GST_BUILD_VERSION=1.18 # cloner repo for each gstreamer module RUN git clone <a href="https://github.com/GStreamer/gst-build" target="_blank" rel="noreferrer">https://github.com/GStreamer/gst-build</a> && cd gst-build && git checkout ${GST_BUILD_VERSION} WORKDIR /opt # Install base build deps RUN \ apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \ autopoint \ autoconf \ automake \ autotools-dev \ libtool \ gettext \ bison \ flex \ gtk-doc-tools \ libtool-bin \ libgtk2.0-dev \ libgl1-mesa-dev \ libopus-dev \ libpulse-dev \ libgirepository1.0-dev \ libv4l-dev \ libmount-dev \ libva-dev \ libusrsctp-dev \ libvpx-dev \ libgudev-1.0-0 \ libgudev-1.0-dev RUN \ apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \ libwebrtc-audio-processing-dev \ libssl-dev \ libsrtp2-dev ARG USRSCTP_VERSION=6ce0f8fe7455e566a6833684ec5983547658856d RUN \ git clone <a href="https://github.com/sctplab/usrsctp.git" target="_blank" rel="noreferrer">https://github.com/sctplab/usrsctp.git</a> && \ cd usrsctp && git checkout ${USRSCTP_VERSION} && \ ./bootstrap && ./configure --prefix=/usr && \ make && make install && make clean # Install meson build deps RUN \ apt-get update && apt install -y python3-pip python-gi-dev ninja-build && \ pip3 install meson # Install libnice from source ARG LIBNICE_VERSION=d6087ae5e0c1de2555f64d792c144d49bd816920 RUN \ git clone <a href="https://gitlab.freedesktop.org/libnice/libnice.git" target="_blank" rel="noreferrer">https://gitlab.freedesktop.org/libnice/libnice.git</a> && \ cd libnice && git checkout ${LIBNICE_VERSION} && \ meson build --prefix=/usr && \ ninja -C build install # Build and install gst-plugins-ugly from source # This package includes the x264 encoder for non-nvenc accelerated pipelines. RUN \ apt-get update && apt install -y libx264-155 libx264-dev # Install meson build deps RUN \ apt-get update && apt install -y python3-pip python-gi-dev ninja-build && \ pip3 install meson # Build gstreamer RUN \ cd /opt/gst-build && \ meson builddir && \ ninja -C builddir </div></div></div> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.freedesktop.org" target="_blank" rel="noreferrer">gstreamer-devel@lists.freedesktop.org</a> <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="noreferrer noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> </blockquote></div></div></div>