Re: YUV Overlay

2013-08-05 Thread tmurray
gapixels, so that would have been a very expensive operation to do 30 times a second to handle realtime video. The C technique is used in the recently released UAV::Pilot v0.5. I have run across a new problem when trying to draw on top of the YUV overlay. I can draw a line using the RGB colorspace,

Re: YUV Overlay

2013-08-05 Thread Tobias Leich
onto an AV. 720p is 0.9 > megapixels, so that would have been a very expensive operation to do > 30 times a second to handle realtime video. > > The C technique is used in the recently released UAV::Pilot v0.5. > > I have run across a new problem when trying to draw on top of the Y

Re: YUV Overlay

2013-08-05 Thread tmurray
e operation to do 30 times a second to handle realtime video. The C technique is used in the recently released UAV::Pilot v0.5. I have run across a new problem when trying to draw on top of the YUV overlay. I can draw a line using the RGB colorspace, but it shows up black. Maybe I need t

Re: YUV Overlay

2013-08-05 Thread Tobias Leich
Maybe with a link to a >>>> test >>>> video file. >>>> >>>> What I would try first is SDL's latest release, which is 2.540 or so. >>>> >>>> Cheers, FROGGS >>>> >>>> Am 23.07.2013 23:4

Re: YUV Overlay

2013-07-24 Thread tmurray
bles me because it seems that disabling the feature makes the YUV overlay completely useless. Not to be deterred, I wrote this code:     SDL::Video::lock_YUV_overlay( $overlay );     # The order of array indexen is correct, according to:     # http://dranger.com/ffmpeg/tutorial02.html [1]     my

Re: YUV Overlay

2013-07-24 Thread tmurray
a project involving decoding h.264 video frames with ffmpeg and then outputting them to an SDL surface. From what I've read, the YUV overlay is meant for this kind of job, but I'm having trouble getting it to work with the Perl bindings. One thing that seems odd to me in the Perl docs is:

Re: YUV Overlay

2013-07-24 Thread Kartik Thakore
> >>> One thing that seems odd to me in the Perl docs is: >>> >>> As of release 2.3 direct right to overlay is disable. >>> >>> Besides the typos, this troubles me because it seems that disabling >>> the feature makes the YUV overlay c

Re: YUV Overlay

2013-07-24 Thread tmurray
a project involving decoding h.264 video frames with ffmpeg and then outputting them to an SDL surface. From what I've read, the YUV overlay is meant for this kind of job, but I'm having trouble getting it to work with the Perl bindings. One thing that seems odd to me in the Perl docs is:

Re: YUV Overlay

2013-07-23 Thread Tobias Leich
o frames with > ffmpeg and then outputting them to an SDL surface. From what I've > read, the YUV overlay is meant for this kind of job, but I'm having > trouble getting it to work with the Perl bindings. > > One thing that seems odd to me in the Perl docs is: > >

YUV Overlay

2013-07-23 Thread tmurray
I'm working on a project involving decoding h.264 video frames with ffmpeg and then outputting them to an SDL surface. From what I've read, the YUV overlay is meant for this kind of job, but I'm having trouble getting it to work with the Perl bindings. One thing that seems o