ITCS 3134 Final Project Ammar Ahmed and James Reetzke

ITCS 3134 Final ProjectAmmar Ahmed and James Reetzke

Exposure LockFind a good exposureLock it inMatch every preview frame

afterwardsusing Histogram Matching

Model picture

Original picture Histogram matched picture

Original Samples

Hist. Matching to Locked Image Hist. Matching to Saved Image Save Matched Image to Disk Adjustable Blend Between Original and

Matched

Start the camera ( cam.open(), cam.startPreview() )

Intercept camera byte data Convert from YCbCr to RGB Make Bitmap from RGB Draw Bitmap to Screen Draw Button to Screen

On Lock Button Pressed: Get and Save Histogram for Current Frame or

Saved Image Get Histogram for Next Frame Find CDF for every Channel on Source Image

Hist. Do Histogram Matching between Current Frame

Hist. and Model Frame Hist. Store RGB Mapping Information Apply Color Transformation to Current Frame Draw Modified Pixels to Screen

On Shutter Button Pressed: Intercept Full Res. RGB Data from Camera Apply current RGB mappings to Full Res. Pixels Write Modified Pixels to Disk

OptionsMenuOptionsMenu

SurfaceView

decodeYUV420SPimHistCDF

histoMatchRGBintXFormRGB

SurfaceView

decodeYUV420SPimHistCDF

histoMatchRGBintXFormRGB

SeekBarSeekBar Camera Preview

Photo GridPhoto Grid

AdapterView

AdapterView

Model Picture

Original picture Hist. Matched Image

Model Picture

Original picture Hist. Matched Image

Model Picture

Original picture Hist. Matched Image

Model Picture

Original picture Hist. Matched Image

Model Picture

Original picture Hist. Matched Image

Model Picture

Original picture Hist. Matched Image

New Environment (Android Noobs)Compatibility (64 bit )Going from Hex to RGB Int (Bit

Shifting)Debugging and Testing Image Results not always Attractive

GPU accelerationAccelerometer IntegrationWeather data and GPS dataVideo Recording