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--- projects:isdn:root [2020/07/13 13:44] – [build gst srt] derpeter
+++ projects:isdn:root [2020/07/25 12:42] – added missing 'cd command' pat
@@ Line 18: / Line 18: @@
 build lib srt
 <code>
-apt install cmake-data libjsoncpp1 librhash0 libuv1 tcl8.6
+apt install cmake-data libjsoncpp1 librhash0 libuv1 tcl8.6 tclsh cmake libssl-dev
 git clone https://github.com/Haivision/srt.git
+cd srt
+git checkout tags/v1.4.1
 ./configure
 make -j4
@@ Line 28: / Line 30: @@
 <code>
 enable src packages in /etc/apt/sources.list
-sudo apt build-dep gstreamer1.0-plugins-badn
+sudo apt build-dep gstreamer1.0-plugins-bad
+sudo apt install meson ninja-build
 git clone https://github.com/GStreamer/gst-plugins-bad.git
-git checkout -b 1.14.4 1.14.4
+cd gst-plugins-bad
+git checkout -b 1.14.5 1.14.5
+meson -Dauto_features=disabled -Dsrtsink=enabled build
+ninja -C build
+sudo cp build/ext/srt/libgstsrt.so /usr/lib/arm-linux-gnueabihf/gstreamer-1.0/
+</code>
+== build gst-instruments
+<code>
+sudo apt install valac meson ninja-build
+git clone https://github.com/kirushyk/gst-instruments.git
+cd gst-insturments
 meson build
 ninja -C build
+sudo ninja -C build install
+</code>
+== ffmpeg
+* based  on https://gist.github.com/jjangsangy/058456fe2d04e3c5f6107d62b60542e3
+make sure du build libs not part of raspbian according to the gist above or remove them from configure.
+<code>
+sudo apt install libv4l2-dev
+./configure --extra-ldflags="-latomic" --extra-cflags="-I/usr/local/include" --extra-ldflags="-L/usr/local/lib" --extra-libs="-lpthread -lm" --enable-gmp --enable-gpl --enable-libass --enable-libdav1d --enable-libdrm --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopus --enable-librtmp --enable-libsnappy --enable-libsoxr --enable-libssh --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-mmal --enable-nonfree --enable-omx  --enable-omx-rpi --enable-version3  --target-os=linux --enable-pthreads --enable-openssl --enable-hardcoded-tables --enable-libsrt --enable-libv4l2
 </code>