when using Phil Sallee JPEG toolbox to extract the DCT coefficients are these the quantized DCT coeefcients or they are only DCT coeffcients??
1 vue (au cours des 30 derniers jours)
Afficher commentaires plus anciens
please help I am confused
when I write this code
im=jpeg_read('Original.jpg');
Lum=im.coef_arrays{im.comp_info(1).component_id};
here am I extracting only the DCT coefficients of luma, or I am extracting the quantized DCT coefficients?? how can I extract the quantized DCT coefficients ??
0 commentaires
Réponses (0)
Voir également
Catégories
En savoir plus sur Denoising and Compression dans Help Center et File Exchange
Community Treasure Hunt
Find the treasures in MATLAB Central and discover how the community can help you!
Start Hunting!