image.h

基于Linux的ffmepg decoder

#ifndef _IMAGE_H_
#define _IMAGE_H_

#include "../portab.h"
#include "colorspace.h"
#include "../xvid.h"

#ifdef __cplusplus
extern "C" {
#endif

#define EDGE_SIZE 16


typedef struct
{
	uint8_t *y;
	uint8_t *u;
	uint8_t *v;
	uint8_t *y_phy;
	uint8_t *u_phy;
	uint8_t *v_phy;
}IMAGE;

void init_image(uint32_t cpu_flags);

int32_t image_create(IMAGE * image,
					 uint32_t edged_width,
					 uint32_t edged_height);
void image_destroy(IMAGE * image,
				   uint32_t edged_width,
				   uint32_t edged_height);
int32_t image_create_ben(IMAGE * image,
					 uint32_t width,
					 uint32_t height);
void image_destroy_ben(IMAGE * image,
				   uint32_t width);

void image_swap(IMAGE * image1,
				IMAGE * image2);
void image_copy(IMAGE * image1,
				IMAGE * image2,
				uint32_t edged_width,
				uint32_t height);
void image_setedges(IMAGE * image,
					uint32_t edged_width,
					uint32_t edged_height,
					uint32_t width,
					uint32_t height);
void image_interpolate(const IMAGE * refn,
					   IMAGE * refh,
					   IMAGE * refv,
					   IMAGE * refhv,
					   uint32_t edged_width,
					   uint32_t edged_height,
					   uint32_t rounding);

float image_psnr(IMAGE * orig_image,
				 IMAGE * recon_image,
				 uint16_t stride,
				 uint16_t width,
				 uint16_t height);


int image_input(IMAGE * image,
				uint32_t width,
				int height,
				uint32_t edged_width,
				uint8_t * src,
				int csp);

int image_output(IMAGE * image,
				 uint32_t width,
				 int height,
				 uint32_t edged_width,
				 uint8_t * dst,
				 uint32_t dst_stride,
				 int csp);



int image_dump_yuvpgm(const IMAGE * image,
					  const uint32_t edged_width,
					  const uint32_t width,
					  const uint32_t height,
					  char *filename);

float image_mad(const IMAGE * img1,
				const IMAGE * img2,
				uint32_t stride,
				uint32_t width,
				uint32_t height);

void
output_slice(IMAGE * cur, int edged_width, int width, XVID_DEC_PICTURE* out_frm, int mbx, int mby,int mbl);

#ifdef __cplusplus
}
#endif

#endif							/* _IMAGE_H_ */