Raspberry Pi Forums

rexsj

So, u say its possible to render an image and a video simultaneously to the screen ? or play a video then image, possible with openGLES? I am trying to do ur recommmended solution.... looking into the said program files, but combining opengles and openmax ...... I hope I can achieve it.

rexsj

Hello there.. I m trying to display an image and a video simultaneously on th screen for signage purpose. So the left part of the screen will display image and the other part will play video. Can anybody give me a hint on how to proceed with this?? I am displaying images with OpenGLES but now for vi...

rexsj

Thanks..............it helped

rexsj

Solved the issues......... for 32 bit images, i used RGBA and for text , i used a single bitmap for background and other bitmaps to construct application menu. This is the solution for creating a menu ............. i hope?? pls give me ur suggestions :( For background image, i am trying to use "glDr...

rexsj

Will try that!! thnks I had this doubt since long time..........Is it possible to display 32 bit image with transparency on opengles?.I dint seem to get it right, so converted it to 24 bit to render it on screen, but it losses the alpha. I believe 32bit images are not supported on OpenGLes.....is it...

rexsj

Thanks for ur reply ......i tried it and i find it a convenient and good way :) But is this a proper way, if i have to add too many bitmaps for every word, since every bitmap must receive input from user? i see other trials on google.....dont know if it will work on the pi....seems complicated!! Tha...

rexsj

Hi there, I have been trying to render text on screen alongwith images. Tried many things, but it dont seem to be fine. After googling also, nothing seems to fit the requirement (also i dint understand much :( ). Plss help........ I am trying to create menubar like tool on opengles something similar...

rexsj

it looks awesome............
is it possible to draw transparent reflections using stencilbuffer? i too would like to do it.....this is motivating.

rexsj

I used the composite function and it is working fine to give the white background for images...
thanks @rst for the help

rexsj

ok, so these are only background distortions. can somebody help to solve this?
i tried using freeimage_setbackgroundcolor and istransparent functions......

rexsj

rexsj wrote:I have attached the image

The original files attached

rexsj

I have attached the image

rexsj

there is some strange problem ........that the power of 2 images distort on the screen, while non of power of two images work fine with the scaling function. Pls tell me whats going wrong!!!

rexsj

Thats exactly what i was doing........but update dint work,
it was some problem with glLoadTexture function.now its working fine.
Thanks a lot

rexsj

I dont know if my question is unclear..... Do i have to use some add-on for running a slideshow on opengles? what are the options possible ? i am using freeimage to load the png image and render it to the screen via opengles. Now how do i show it in a sequence? Any small help will be appreciated.......

rexsj

Hello........my doubt is......Can i update my textures on opengles??
Right now, I am displaying 3 png images.......but will it be possible to display next 3 images after some delay?
I have been trying to do this...........and i found no post related to this.
Please help.Thanks in advance

Search found 16 matches

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Re: Draw text on opengles

Re: Draw text on opengles

Re: Draw text on opengles

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