/***************************************************************************## jpegenc: library to encode a jpeg frame from various input palette.       ## jpegenc works for embedded device without libjpeg                         ##.                                                                          ## 		Copyright (C) 2005 Michel Xhaard                            ##                                                                           ## This program is free software; you can redistribute it and/or modify      ## it under the terms of the GNU General Public License as published by      ## the Free Software Foundation; either version 2 of the License, or         ## (at your option) any later version.                                       ##                                                                           ## This program is distributed in the hope that it will be useful,           ## but WITHOUT ANY WARRANTY; without even the implied warranty of            ## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             ## GNU General Public License for more details.                              ##                                                                           ## You should have received a copy of the GNU General Public License         ## along with this program; if not, write to the Free Software               ## Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA ##  CREDIT:								    ## Original code from Nitin Gupta India (?)					    ##                                                                           ##***************************************************************************/#include "utils.h"#include <stdio.h>#include <stdlib.h>#include <unistd.h>#include <linux/types.h>#include <string.h>#include <fcntl.h>#include <wait.h>#include <time.h>#include <limits.h>#include "jdatatype.h"#include "encoder.h"#include <linux/videodev.h>#include "jconfig.h"#include "picture.h"/* helping  buffer pictures */ static unsigned char *outpict = NULL;static unsigned char *inpict = NULL;static int nbpict = 0;static voidgetFileName (char *name, int format);voidgetJpegPicture (unsigned char *src, int w, int h, int format, int size,int mode, avi_t *fd){  static char filename[32];  char name[] = "SpcaPict.jpg";  __u32 *lpix;  __u16 *pix;  __u8 *dest;  int i;  int sizein = 0;  int sizeout = 0;  FILE *foutpict;    if (format == VIDEO_PALETTE_RAW_JPEG)  	return;  memset (filename, 0, sizeof (filename));  /* allocate the outpict buffer make room for rgb24 */  sizein = size;  sizeout = w * h * 3;  outpict = (unsigned char *) realloc (outpict, sizeout);  inpict = (unsigned char *) realloc (inpict, sizeout);    dest = (__u8 *) outpict; if (mode == PICTURE)	getFileName (filename, 2); if(mode == PICTWRD)  	snprintf(filename,13,"%s",name);  if (mode == PICTURE || mode == PICTWRD){  	foutpict = fopen (filename, "wb");  }  if (format == VIDEO_PALETTE_JPEG)    {      sizeout = get_jpegsize( src,sizein);      if (mode == PICTURE || mode == PICTWRD){      	printf (" picture jpeg %s\n", filename);      	fwrite (src, sizeof (char), sizeout, foutpict);      	fclose (foutpict);      } else {      if(AVI_write_frame ( fd,(unsigned char *) src,sizeout) < 0)		printf ("GetjpegPicture write error on avi out \n");      }    }  else    {      switch (format)	{	case VIDEO_PALETTE_RGB565:	  pix = (__u16 *) src;	  for (i = 0; i < (sizeout - 3); i += 3)	    {	      inpict[i + 2] = (*pix & 0xF800) >> 8;	      inpict[i + 1] = (*pix & 0x07E0) >> 3;	      inpict[i] = (*pix & 0x001F) << 3;	      pix++;	    }	  printf (" picture rgb565 %s\n", filename);	 sizeout = encode_image (inpict,dest,1024,RGBto420,w,h);	  break;	case VIDEO_PALETTE_RGB24:	memcpy(inpict,src,size);	  sizeout = encode_image (inpict,dest,1024,RGBto420,w,h);	  printf (" picture rgb24 %s\n", filename);	  break;	case VIDEO_PALETTE_RGB32:	  lpix = (__u32 *) src;	  for (i = 0; i < sizeout; i += 3)	    {	      inpict[i + 2] = (*lpix & 0x00FF0000) >> 16;	      inpict[i + 1] = (*lpix & 0x0000FF00) >> 8;	      inpict[i + 0] = (*lpix & 0x000000FF);	      lpix++;	    }	  sizeout = encode_image (inpict,dest,1024,RGBto420,w,h);	  printf (" picture rgb32 %s\n", filename); 	  break;	case VIDEO_PALETTE_YUV420P:	  memcpy(inpict,src,size);	  sizeout = encode_image (inpict,dest,1024,YUVto420,w,h);	  printf (" picture yuv420p %s\n", filename);	  break;	default:	  break;	}	if (mode == PICTURE){	fwrite (outpict, sizeof (char), sizeout, foutpict);	fclose (foutpict);      } else {      	if(AVI_write_frame ( fd,(unsigned char *) outpict,sizeout) < 0)		printf ("write error on avi out \n");      }    }  free (outpict);  outpict = NULL;  free (inpict);  inpict = NULL;}static voidgetFileName (char *name, int format){  char temp[80];  char *myext[] = { "avi", "pnm", "jpg" };  int i;  time_t curdate;  struct tm *tdate;  memset (temp, '\0', sizeof (temp));  time (&curdate);  tdate = localtime (&curdate);  snprintf (temp, 31, "%02d:%02d:%04d-%02d:%02d:%02d-P%04d.%s\0",	    tdate->tm_mon + 1, tdate->tm_mday, tdate->tm_year + 1900,	    tdate->tm_hour, tdate->tm_min, tdate->tm_sec, nbpict++, myext[format]);  memcpy (name, temp, strlen (temp));}