In the photo below, the bird is more distant, about 20 feet apart, cropped a lot that is why it is not so clear as the first photo.
Identification: The upper body including wings and the tail are brownish, head, beak, eyes and legs are black. There is a red whisker and a red vent. the horn like structure on the head makes it an attractive bird.
Species: Pycnonotus josocus
Malayalam name: Irattathalachi
Hope you loved this little bird.