hi bourne, we have very good results with live camera images. you need to set the correct key color according to your (homogeneous) background and play with the calibration values...
thomas On 06/23/2011 11:18 AM, bourne_hlm wrote: > Hi Thomas, > Thanks for your help. It can work with video and image file now. > But i have tested the chroma key, the result is not good, especially at > the edge. > I try to send the background pictures to this mail list, but failed. > What can i do? Thanks. > > Bourne > > > At 2011-06-23 00:28:53，"Thomas Schott | > Archimedes"<[email protected]> wrote: > >> hello bourne, >> >> i fixed your chromakey script to work with video files and i removed the >> whitebalance stuff (makes sense only for a camera). >> one thing that doesn't work is setting the key color by just clicking >> inside the video, because there's no getBitmap() method for video nodes. >> if you need this feature, you have to render into an offscreen canvas. >> >> hope this helps, >> thomas >> >> >> On 06/22/2011 12:39 PM, bourne_hlm wrote: >>> I send the avg_chromakey.py which i modified in the mail attachment. >>> I want it read image from a video file, could you please help me? >>> I'm a new one, Please forgive my stupidity, many thanks. >>> >>> Bourne >>> >>> >>> At 2011-06-22 16:50:54，"Ulrich von Zadow"<[email protected]> wrote: >>> >>> >>> On Jun 22, 2011, at 8:59 AM, bourne_hlm wrote: >>> >>> Thank you very much. But avg_chromakey.py need camera device, i don't have >>> it, i just have some avi files with background. >>> How can i test the chromakey filter with some avi files with background ? >>> I try to replace the camera node with video player node, but failed. Can >>> you help me? >>> >>> >>> >>> In principle, this should work. Can you give a clear description of what >>> you tried and what the result was? >>> >>> At 2011-06-22 06:11:21，"Ulrich von Zadow"<[email protected]> wrote: >>>> On Jun 21, 2011, at 11:21 AM, bourne_hlm wrote: >>>>> >>>>> How can i test the chromakey in libavg? >>>> >>>> >>>> avg_chromakey.py --help >>>> >>>> or >>>> >>>> avg_chromakey.bat --help under windows >>>> >>>> :-), >>>> >>>> Uli >>> >>> >>> >>> -- >>> Any technology distinguishable from magic is insufficiently advanced. >>> >>> >>> Ulrich von Zadow | +49-172-7872715 >>> Jabber:[email protected] >>> Skype: uzadow >>> >>> >>> >>> >>> >>> >>> >>> >>> _______________________________________________ >>> libavg-users mailing list >>> [email protected] >>> https://mail.datenhain.de/mailman/listinfo/libavg-users >> >> -- >> Archimedes | Moving Science >> >> Thomas Schott >> Dipl. Computer Scientist >> Software Development >> >> Phone +49 30 / 2000 577 - 43 >> Fax +49 30 / 2000 577 - 20 >> >> Archimedes Solutions GmbH >> Saarbrücker Str. 24 >> 10405 Berlin >> >> www.archimedes-exhibitions.de >> >> >> Archimedes Solutions GmbH, Berlin, Germany >> Geschäftsführer: Werner Rien, Jörg Schmidtsiefen, Stephan Spenling >> >> Amtsgericht: Berlin Charlottenburg >> HR Nr.: 107563 B >> St.Nr.: 1137/310/21112 >> UST-ID Nr.: DE253771793 >> >> Diese E-Mail und alle damit verbundenen Anlagen sind vertraulich und >> dürfen nur bestimmten Personen zugänglich gemacht werden. Sofern Sie >> nicht zu den angegebenen Empfängern gehören sollten, benachrichtigen >> Sie bitte unverzüglich den Absender; der Inhalt darf in diesem Fall >> weder an Dritte weitergegeben noch zu anderen Zwecken verwendet werden. >> >> This e-mail and any attachments are confidential and may be privileged. >> In case you are not a named recipient, please notify the sender >> immediately, and in this case do not disclose the contents to another >> person, use it for any purpose or store or copy the information on any >> medium. >> -- Archimedes | Moving Science Thomas Schott Dipl. Computer Scientist Software Development Phone +49 30 / 2000 577 - 43 Fax +49 30 / 2000 577 - 20 Archimedes Solutions GmbH Saarbrücker Str. 24 10405 Berlin www.archimedes-exhibitions.de Archimedes Solutions GmbH, Berlin, Germany Geschäftsführer: Werner Rien, Jörg Schmidtsiefen, Stephan Spenling Amtsgericht: Berlin Charlottenburg HR Nr.: 107563 B St.Nr.: 1137/310/21112 UST-ID Nr.: DE253771793 Diese E-Mail und alle damit verbundenen Anlagen sind vertraulich und dürfen nur bestimmten Personen zugänglich gemacht werden. Sofern Sie nicht zu den angegebenen Empfängern gehören sollten, benachrichtigen Sie bitte unverzüglich den Absender; der Inhalt darf in diesem Fall weder an Dritte weitergegeben noch zu anderen Zwecken verwendet werden. This e-mail and any attachments are confidential and may be privileged. In case you are not a named recipient, please notify the sender immediately, and in this case do not disclose the contents to another person, use it for any purpose or store or copy the information on any medium. _______________________________________________ libavg-users mailing list [email protected] https://mail.datenhain.de/mailman/listinfo/libavg-users
