Dick Steffens wrote: > Environment: Ubuntu 12.04 with Gnome. > > For the first time, I dipped my toe into building something from source > after making a small change to the code. When the process was finished I > couldn't find the resulting program. I suspect the problem is that I > don't really understand enough about the process. Here's ow I got there: > > I've been using a program, Transcribe, along with another program, > Footpedal, in my day to day work of transcribing interviews and similar > spoken word on audio files. Once in awhile I get a video file. > Transcribe only plays audio files. I can look at the video files with > Totem Movie Player, and Footpedal controls play/pause with Totem, too. > Unfortunately, Totem doesn't have a needed feature. When I pause a > recording I need to have the current position back up about 2 seconds. > Totem does have a "skip backwards" feature, but it skips 15 seconds or 5 > seconds, depending on whether you include the shift key when hitting P > or <ctrl><space>. There are really two things I need to change. The > first one is fairly simple: change the value 15 to 2. The second one > will be a little harder: finding the place in the code that handles > pause. P and <ctrl><space> toggle between play and pause. I want to > change pause to stop playback and back up 2 seconds. > > I heard that Totem has a feature that allows plugins written in Python > or C and thought this might be how to achieve what I want to do. So I > posted the question on the Portland Python Users Group. One of the folks > replied with: > >> In the file, totem-private.h, on line 173, is where the "seek back" >> amount is defined, as SEEK_BACKWARD_OFFSET. If you change that from >> -15 to -2 that should theoretically do what you want. > > He recommended getting the source from github. I did that, and found the > place to make the change. The problem arose when I tried to compile it. > I don't really know what I'm doing with C, so that is probably why there > was an error message and I couldn't go forward. In searching for > clarification on the web I found instructions on building a .deb file. I > gave that a try: > >> I tried it using these instructions: >> http://www.debian.org/doc/manuals/apt-howto/ch-sourcehandling.en.html >> >> First I created a directory Totem. Then, in that directory I ran: >> >> $ apt-get source totem >> >> I unpacked it in that directory, went to totem-3.0.1/src and picked up >> with your directions: >> >> I made the change from 15 to 2 to SEEK_BACKWARD_OFFSET in totem-private.h. >> >> Then, back to the debian directions I navigated back up to the >> directory Totem and ran: >> >> $ dpkg-buildpackage -rfakeroot -uc -b >> >> That generated a load of .deb files, but one of them, >> totem_3.0.1-Obuntu21.1_i386.deb seems like the one to install. Next, I >> ran: >> >> $ sudo dpkg -i totem_3.0.1-0ubuntu21.1_i386.deb > > It appeared to complete the process. There were a handful of warnings, > but no errors. > > How do I know where it put it? When I run Applications > Sound & Video > > Movie Player, I get the version with the 15 second backspace. > > I'd appreciate a pointer to some basic process instructions -- if they > exist -- so I can better understand what I did, and how to work with it. > Once I see that the skip back change was successful I'll move on to > finding where pause is coded, and try to figure out how to modify it so > that it also does a skip backwards. > > Alternatively, if a plugin can be written to achieve the same thing, > that may be safer for the long term since I would be able to plug in the > plugin when future revisions are made to Totem. > > If this is something that can be achieved at the clinic, I can bring the > machine on which I wish to make this change. > > Thanks for any and all advice. >
I have less experience building fro source than you. However https://www.debian.org/doc/manuals/maint-guide/build.en.html might be what you need. HTH _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
