Hi!

> > Camera support may not be as simple as you think; getting blurry
> > useless pictures is easy, getting reasonable pictures is pretty hard.
> > I actually did whole talk about that
> > https://www.youtube.com/watch?v=fH6zuK2OOVU .
>
> Understood, and yeah, that's certainly true. Right now, I will be happy
> without camera support for a while, if the other parts start to work.

Yes, there are more important parts.

I tried to build by camera support code, but that really needs
libsdl2-dev, and that one really does not want to cooperate; it wants to
uninstall hildon-meta-n900 ti-omap3-sgx when I attempt to install it.

Any ideas what is wrong there?

Best regards,
                                    Pavel

user@devuan-n900:/my/v4l-utils$ sudo aptitude install libsdl2-dev hildon-meta-n900 ti-omap3-sgx
hildon-meta-n900 is already installed at the requested version (1.4+1m7)
ti-omap3-sgx is already installed at the requested version (1.4.268.4+1m7)
hildon-meta-n900 is already installed at the requested version (1.4+1m7)
ti-omap3-sgx is already installed at the requested version (1.4.268.4+1m7)
The following NEW packages will be installed:
  gir1.2-ibus-1.0{a} libdbus-1-dev{a} libegl1-mesa-dev{a} libgles2-mesa{ab} 
  libgles2-mesa-dev{a} libibus-1.0-5{a} libibus-1.0-dev{a} libice-dev{a} libsdl2-2.0-0{a} 
  libsdl2-dev libsm-dev{a} libsndio-dev{a} libsndio6.1{a} libwayland-bin{a} libwayland-dev{a} 
  libxcursor-dev{a} libxi-dev{a} libxinerama-dev{a} libxkbcommon-dev{a} libxrandr-dev{a} 
  libxrender-dev{a} libxss-dev{a} libxss1{a} libxt-dev{a} libxv-dev{a} libxv1{a} 
  x11proto-randr-dev{a} x11proto-render-dev{a} x11proto-scrnsaver-dev{a} 
  x11proto-video-dev{a} x11proto-xinerama-dev{a} 
The following packages will be REMOVED:
  dh-python{u} libcaca-dev{u} libcaca0{u} libglib2.0-bin{u} libmpdec2{u} libpcre16-3{u} 
  libpcre3-dev{u} libpcre32-3{u} libpcrecpp0v5{u} libpng-dev{u} libpng-tools{u} 
  libpython3-stdlib{u} libpython3.5-minimal{u} libpython3.5-stdlib{u} libsdl1.2debian{u} 
  libslang2-dev{u} python3{u} python3-minimal{u} python3.5{u} python3.5-minimal{u} 
  zlib1g-dev{u} 
0 packages upgraded, 31 newly installed, 21 to remove and 0 not upgraded.
Need to get 3,856 kB of archives. After unpacking 17.6 MB will be freed.
The following packages have unmet dependencies:
 libgles2-mesa : Conflicts: libgles2 which is a virtual package, provided by:
                            - ti-omap3-sgx-libgles2 (1.4.268), but it is not going to be installed
                            - ti-omap3-sgx (1.4.268.4+1m7), but 1.4.268.4+1m7 is installed
                            - libgles2-mesa (13.0.6-1+b2), but 13.0.6-1+b2 is to be installed

 ti-omap3-sgx : Conflicts: libgles2 which is a virtual package, provided by:
                           - ti-omap3-sgx-libgles2 (1.4.268), but it is not going to be installed
                           - ti-omap3-sgx (1.4.268.4+1m7), but 1.4.268.4+1m7 is installed
                           - libgles2-mesa (13.0.6-1+b2), but 13.0.6-1+b2 is to be installed

                Conflicts: libgles2-mesa but 13.0.6-1+b2 is to be installed
 libglib2.0-dev : Depends: python3:any (>= 3.3.2-2~) which is a virtual package, provided by:
                           - python3 (3.5.3-1), but it is not going to be installed

                  Depends: libglib2.0-bin (= 2.50.3-2+deb9u2) but it is not going to be installed
                  Depends: libpcre3-dev (>= 1:8.31) but it is not going to be installed
                  Depends: zlib1g-dev but it is not going to be installed
open: 31; closed: 145; defer: 16; conflict: 18                                                   oThe following actions will resolve these dependencies:

      Install the following packages:                                       
1)      ti-omap3-sgx-dev [1.4.268.4+1m7 (testing)]                          

      Keep the following packages at their current version:                 
2)      dh-python [2.20170125 (now, stable)]                                
3)      libegl1-mesa-dev [Not Installed]                                    
4)      libgles2-mesa [Not Installed]                                       
5)      libgles2-mesa-dev [Not Installed]                                   
6)      libglib2.0-bin [2.50.3-2+deb9u2 (now, stable)]                      
7)      libmpdec2 [2.4.2-1 (now, stable)]                                   
8)      libpcre16-3 [2:8.39-3 (now, stable)]                                
9)      libpcre3-dev [2:8.39-3 (now, stable)]                               
10)     libpcre32-3 [2:8.39-3 (now, stable)]                                
11)     libpcrecpp0v5 [2:8.39-3 (now, stable)]                              
12)     libpython3-stdlib [3.5.3-1 (now, stable)]                           
13)     libpython3.5-minimal [3.5.3-1+deb9u1 (now, stable, stable-security)]
14)     libpython3.5-stdlib [3.5.3-1+deb9u1 (now, stable, stable-security)] 
15)     python3 [3.5.3-1 (now, stable)]                                     
16)     python3-minimal [3.5.3-1 (now, stable)]                             
17)     python3.5 [3.5.3-1+deb9u1 (now, stable, stable-security)]           
18)     python3.5-minimal [3.5.3-1+deb9u1 (now, stable, stable-security)]   
19)     zlib1g-dev [1:1.2.8.dfsg-5 (now, stable)]                           

Accept this solution? [Y/n/q/?]





--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html