No problem ;) The patch from IOhannes should work fine. ++ Jack
Le jeudi 26 novembre 2009 à 17:28 +0100, Matteo Sisti Sette a écrit : > Hi Jack > > Sorry for the delay, I very much appreciate the patch you sent me in > response to my question, but only now I've been able to look at it. > > Unfortunately, it does not do what I was looking for: > - first of all, nothing is rendered on screen until the moment when you > capture a snapshot, and after capturing it, nothing is displayed again. > I need to be able to always render the sceen, and save a snapshot only > when a "rec" toggle is activated > - second, even if the gemwin has a size of 800x600, the scene is > rendered at 1600x1200, so I only see a small portion of the scene, that > is exactly what I wanted to avoid > > What I need is to have the very same image (which is an arbitrary scene > composed of rectangles with live stream from the camera, however that > does not matter very much) BOTH displayed at a low resolution, AND saved > into images at a higher resolution, but the whole image must be > displayed, not a portion of it. > > The question is: is this possible at all? > > Btw, the patch from Stéphan does not work either, it displays a black > screen and saves invalid tiff files that photoshop cannot even read; by > changing the image type to jpeg, I get black images saved. > > Even looking at the patches, I don't understand well how > [gemframebuffer] and [pix_write] work and how to combine them together > (and with [separator] perhaps?) to get what I want...... > > Any further help will be greatly appreciated > thanks > m. > > ----------------------------------------------------- > I have done this patch. > It works with a [gemwin] with [dimen 800 600( and capture a picture with > dimen = 1600x1200. > Hoping it helps. > ++ > > Jack > > > > Le lundi 16 novembre 2009 à 01:41 +0100, Matteo Sisti Sette a écrit : > > Hi, > > > > I have to modify some patches made by another person. > > > > In one of them, [pix_write] is used to save screenshots of the image > > being shown in the gemwin. > > > > However, the user would like to be able to save a higher quality image, > > namely 2000x2000 (so it can be printed). > > To my knowledge (and to the knowledge of the person who made the patch), > > the only way to do this is to increase the resolution of the gemwin. But > > since the resolution of the screen cannot be increased so much, the > > complete image cannot be seen. > > The user wants to be able to still see the whole image (at its usual > > resolution of 480x480) while saving screenshots at a higher resolution. > > > > So the question is: is it possible to save an image which is not the one > > being rendered into the gemwin? So that I can for example generate a big > > image, save it, reduce its size, and render the reduced image instead of > > the big one? > > > > A slow-down due to great cpu consumption at the moment of "capturing" > > the image would be acceptable (though not desired, obviously) provided > > that it is limited to the moments when the image is captured. > > > > Any idea? > > > > P.S.: The image is being generared by "tiling" the image from a camera, > > i.e. repeating it: that's why it make sense to save the resulting image > > in a higher resolution: if the camera has for example a res of 640x480 > > and it is being repeated in a 5x5 grid, up to 3200x2400 resolution > > "makes sense" for the saved image. > > > > > > Thank you very much > > m. > > > > > > > > _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
