apps/ccam/imageaccess.c File Reference

#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/mman.h>
#include "imageaccess.h"

Include dependency graph for imageaccess.c:

Go to the source code of this file.

Defines
#define	D(x)
Functions
unsigned char *	convert8to8 (int data_fd, unsigned long *row8Bit, int rowNumber, int ImageWidth, int Contrast)
unsigned char *	convert16to8 (int data_fd, unsigned long *row8Bit, int rowNumber, int ImageWidth, int Contrast)
int	initPalette (struct pixel_buffers *pbp, const char *pseudo)
unsigned long *	getPalette (struct pixel_buffers *pbp)
int	initPixelBuffers (struct pixel_buffers *pbp, const char *dmaFileName, int width, int height, int contrast, int colorMode, int bayer, int pixelDepth, const char *pseudo)
void	closePixelBuffers (struct pixel_buffers *pbp)
unsigned char *	getPixelRow (struct pixel_buffers *pbp, int row)
unsigned char *	getMonoRow (struct pixel_buffers *pbp, int row, int bufn)

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Define Documentation

#define D

(

x

)

Definition at line 16 of file imageaccess.c.

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Function Documentation

void closePixelBuffers

(

struct pixel_buffers *

pbp

)

Definition at line 172 of file imageaccess.c.

References pixel_buffers::data_fd.

Referenced by dma2bmp(), and dma2jpeg().

unsigned char * convert16to8	(	int	data_fd,
		unsigned long *	row8Bit,
		int	rowNumber,
		int	ImageWidth,
		int	Contrast
	)

Definition at line 340 of file imageaccess.c.

References MAX_IMAGE_WIDTH, and read.

Referenced by getMonoRow().

unsigned char * convert8to8	(	int	data_fd,
		unsigned long *	row8Bit,
		int	rowNumber,
		int	ImageWidth,
		int	Contrast
	)

Definition at line 319 of file imageaccess.c.

References MD, read, and stderr.

Referenced by getMonoRow().

unsigned char* getMonoRow	(	struct pixel_buffers *	pbp,
		int	row,
		int	bufn
	)

Definition at line 301 of file imageaccess.c.

References pixel_buffers::BayerRows, convert16to8(), convert8to8(), pixel_buffers::data_fd, pixel_buffers::depth, pixel_buffers::imageHeight, pixel_buffers::imageWidth, and pixel_buffers::shft.

Referenced by dma2bmp(), and getPixelRow().

unsigned long* getPalette

(

struct pixel_buffers *

pbp

)

Definition at line 121 of file imageaccess.c.

References pixel_buffers::color, and pixel_buffers::palette.

Referenced by dma2bmp(), and dma2jpeg().

unsigned char* getPixelRow	(	struct pixel_buffers *	pbp,
		int	row
	)

Definition at line 199 of file imageaccess.c.

References pixel_buffers::BayerRows, pixel_buffers::bufferedRows, pixel_buffers::color, pixel_buffers::data_fd, getMonoRow(), pixel_buffers::imageHeight, pr(), pixel_buffers::prev, and pixel_buffers::this.

Referenced by dma2jpeg().

int initPalette	(	struct pixel_buffers *	pbp,
		const char *	pseudo
	)

Definition at line 58 of file imageaccess.c.

References pixel_buffers::color, D, pixel_buffers::palette, and stderr.

Referenced by initPixelBuffers().

int initPixelBuffers	(	struct pixel_buffers *	pbp,
		const char *	dmaFileName,
		int	width,
		int	height,
		int	contrast,
		int	colorMode,
		int	bayer,
		int	pixelDepth,
		const char *	pseudo
	)

Definition at line 129 of file imageaccess.c.

References pixel_buffers::BayerOrient, pixel_buffers::bufferedRows, pixel_buffers::color, pixel_buffers::data_fd, pixel_buffers::depth, pixel_buffers::imageHeight, pixel_buffers::imageWidth, initPalette(), MAX_IMAGE_HEIGHT, MAX_IMAGE_WIDTH, MD, pixel_buffers::shft, and stderr.

Referenced by dma2bmp(), and dma2jpeg().

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