ImageList.h

/*********************************************************************/
/* Homework Assignment 5, for EECS 22, Fall 2016                     */
/*                                                                   */
/* Author: Tim Schmidt                                               */
/* Date: 11/13/2016                                                  */
/*                                                                   */
/* ImageList.h: header file for image list manipulations             */
/*                                                                   */
/*********************************************************************/

#ifndef IMAGELIST_H
#define IMAGELIST_H

#include "Image.h"

typedef struct ImageEntry IENTRY;
typedef struct ImageList ILIST;

struct ImageEntry {
	ILIST *List; /* Pointer to the list which this entry belongs to */
  IENTRY *Next; /* Pointer tot he next entry, or NULL */
  IENTRY *Prev; /* Pointer to the previous entry, or NULL */
  IMAGE *RGBImage; /* Pointer to the RGB image, or NULL */
  YUVIMAGE *YUVImage; /* Pointer to the YUV image, or NULL */
};

struct ImageList {
  unsigned int Length;  /* Length of the list */
  IENTRY *First;        /* Pointer to the first entry, or NULL */
  IENTRY *Last;         /* Pointer to the last entry, or NULL */
};

/* Create a new image list */
ILIST *CreateImageList(void);

/* Delete an image list (and all entries) */
void DeleteImageList(ILIST *list);

/* Insert a RGB image to the image list at the end */
void AppendRGBImage(ILIST *list, IMAGE *RGBimage);

/* Insert a YUV image to the image list at the end */
void AppendYUVImage(ILIST *list, YUVIMAGE *YUVimage);

/* Crop an image list */
void CropImageList(ILIST *list, unsigned int start, unsigned int end);

/* Fast forward an image list */
void FastImageList(ILIST *list, unsigned int factor);

/* Reverse an image list */
void ReverseImageList(ILIST *list);

#endif