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README: add troubleshooting and compiling hints

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fduncanh
2021-09-17 11:21:47 -04:00
parent a30a2c3f41
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README.md
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@@ -28,7 +28,7 @@ If the pull request ever gets committed, replace "FDH2" by "antimof" in the abov
**Building this version** (Instructions for Ubuntu; adapt these for other Linuxes, and MacOS, see below).
You need a C/C++ compiler with the standard development libraries installed.
You need a C/C++ compiler (e.g. g++) with the standard development libraries installed.
Make sure that cmake>=3.4.1 and pkg-config are also installed: "apt-get-install cmake pkg-config".
In a terminal window, change directories to the source directory of the
downloaded source code ("UxPlay-master" for zipfile downloads, "UxPlay" for "git clone" downloads), then do
@@ -43,7 +43,7 @@ Zoom, see below).
6. `sudo make install`
_Note that older cmake does not require the final "`.`" to specify the current directory as the source directory,
but newer cmake requires it._
but newer cmake requires it. If you intend to modify the code, use a separate "build" directory: replace "cmake [ ] ." by "mkdir build ; cd build ; cmake [ ] .."; you can then restore the clean source with "rm -rf build"._
The above script installs the executable file "`uxplay`" to `/usr/local/bin`.
It can also be found in the build directory after the build
@@ -141,6 +141,10 @@ to see if that is the problem, or get three consecutive network ports,
starting at port n, all three in the range 1024-65535, opened for both tcp and udp, and use "uxplay -p n"
(or open UDP 6000, 6001, 6011 TCP 7000,7001,7100 and use "uxplay -p").
Stalling after "Initialize server socket(s)", with the server showing as available on the iPad/iPhone,
is almost certainly a firewall problem: one user was unaware that
_two_ firewalls (ufw and firewalld) were both active on their system.
Try "uxplay -d " (debug log option) to see what is happening. If you use an
nVidia graphics card, make sure that the gstreamer1.0-vaapi
plugin for Intel graphics is *NOT* installed (de-install it!).