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/* -*- C++ -*-
* File: dcraw_emu.cpp
* Copyright 2008-2011 LibRaw LLC (info@libraw.org)
* Created: Sun Mar 23, 2008
*
* LibRaw simple C++ API sample: almost complete dcraw emulator
*
LibRaw is free software; you can redistribute it and/or modify
it under the terms of the one of three licenses as you choose:
1. GNU LESSER GENERAL PUBLIC LICENSE version 2.1
(See file LICENSE.LGPL provided in LibRaw distribution archive for details).
2. COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0
(See file LICENSE.CDDL provided in LibRaw distribution archive for details).
3. LibRaw Software License 27032010
(See file LICENSE.LibRaw.pdf provided in LibRaw distribution archive for details).
*/
#ifdef WIN32
// suppress sprintf-related warning. sprintf() is permitted in sample code
#define _CRT_SECURE_NO_WARNINGS
#endif
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <ctype.h>
#ifndef WIN32
#include <sys/mman.h>
#include <sys/time.h>
#include <unistd.h>
#else
#include <io.h>
#endif
#include <fcntl.h>
#include <sys/stat.h>
#include "libraw/libraw.h"
#ifdef WIN32
#define snprintf _snprintf
#include <windows.h>
#else
#define O_BINARY 0
#endif
void usage(const char *prog)
{
printf("dcraw_emu: almost complete dcraw emulator\n");
printf("Usage: %s [OPTION]... [FILE]...\n", prog);
printf(
"-c float-num Set adjust maximum threshold (default 0.75)\n"
"-v Verbose: print progress messages (repeated -v will add verbosity)\n"
"-w Use camera white balance, if possible\n"
"-a Average the whole image for white balance\n"
"-A <x y w h> Average a grey box for white balance\n"
"-r <r g b g> Set custom white balance\n"
"+M/-M Use/don't use an embedded color matrix\n"
"-C <r b> Correct chromatic aberration\n"
"-P <file> Fix the dead pixels listed in this file\n"
"-K <file> Subtract dark frame (16-bit raw PGM)\n"
"-k <num> Set the darkness level\n"
"-S <num> Set the saturation level\n"
"-n <num> Set threshold for wavelet denoising\n"
"-H [0-9] Highlight mode (0=clip, 1=unclip, 2=blend, 3+=rebuild)\n"
"-t [0-7] Flip image (0=none, 3=180, 5=90CCW, 6=90CW)\n"
"-o [0-5] Output colorspace (raw,sRGB,Adobe,Wide,ProPhoto,XYZ)\n"
#ifndef NO_LCMS
"-o file Output ICC profile\n"
"-p file Camera input profile (use \'embed\' for embedded profile)\n"
#endif
"-j Don't stretch or rotate raw pixels\n"
"-W Don't automatically brighten the image\n"
"-b <num> Adjust brightness (default = 1.0)\n"
"-q N Set the interpolation quality:\n"
" 0 - linear, 1 - VNG, 2 - PPG, 3 - AHD, 4 - DCB\n"
#ifdef LIBRAW_DEMOSAIC_PACK_GPL2
" 5 - modified AHD,6 - AFD (5pass), 7 - VCD, 8 - VCD+AHD, 9 - LMMSE\n"
#endif
#ifdef LIBRAW_DEMOSAIC_PACK_GPL3
" 10-AMaZE\n"
#endif
"-h Half-size color image (twice as fast as \"-q 0\")\n"
"-f Interpolate RGGB as four colors\n"
"-m <num> Apply a 3x3 median filter to R-G and B-G\n"
"-s [0..N-1] Select one raw image from input file\n"
"-4 Linear 16-bit, same as \"-6 -W -g 1 1\n"
"-6 Write 16-bit linear instead of 8-bit with gamma\n"
"-g pow ts Set gamma curve to gamma pow and toe slope ts (default = 2.222 4.5)\n"
"-T Write TIFF instead of PPM\n"
"-G Use green_matching() filter\n"
"-B <x y w h> use cropbox\n"
"-F Use FILE I/O instead of streambuf API\n"
"-timing Detailed timing report\n"
"-fbdd N 0 - disable FBDD noise reduction (default), 1 - light FBDD, 2 - full\n"
"-dcbi N Number of extra DCD iterations (default - 0)\n"
"-dcbe DCB color enhance\n"
#ifdef LIBRAW_DEMOSAIC_PACK_GPL2
"-eeci EECI refine for mixed VCD/AHD (q=8)\n"
"-esmed N Number of edge-sensitive median filter passes (only if q=8)\n"
#endif
#ifdef LIBRAW_DEMOSAIC_PACK_GPL3
//"-amazeca Use AMaZE chromatic aberrations refine (only if q=10)\n"
"-acae <r b>Use chromatic aberrations correction\n" //modifJD
"-aline <l> reduction of line noise\n"
"-aclean <l c> clean CFA\n"
"-agreen <g> equilibrate green\n"
#endif
"-aexpo <e p> exposure correction\n"
// WF
"-dbnd <r g b g> debanding\n"
#ifndef WIN32
"-mmap Use mmap()-ed buffer instead of plain FILE I/O\n"
#endif
"-mem Use memory buffer instead of FILE I/O\n"
"-disars Do not use RawSpeed library\n"
);
exit(1);
}
static int verbosity=0;
int cnt=0;
int my_progress_callback(void *d,enum LibRaw_progress p,int iteration, int expected)
{
char *passed = (char*)(d?d:"default string"); // data passed to callback at set_callback stage
if(verbosity>2) // verbosity set by repeat -v switches
{
printf("CB: %s pass %d of %d (data passed=%s)\n",libraw_strprogress(p),iteration,expected,passed);
}
else if (iteration == 0) // 1st iteration of each step
printf("Starting %s (expecting %d iterations)\n", libraw_strprogress(p),expected);
else if (iteration == expected-1)
printf("%s finished\n",libraw_strprogress(p));
/// if(++cnt>10) return 1; // emulate user termination on 10-th callback call
return 0; // always return 0 to continue processing
}
// timer
#ifndef WIN32
static struct timeval start,end;
void timerstart(void)
{
gettimeofday(&start,NULL);
}
void timerprint(const char *msg,const char *filename)
{
gettimeofday(&end,NULL);
float msec = (end.tv_sec - start.tv_sec)*1000.0f + (end.tv_usec - start.tv_usec)/1000.0f;
printf("Timing: %s/%s: %6.3f msec\n",filename,msg,msec);
}
#else
LARGE_INTEGER start;
void timerstart(void)
{
QueryPerformanceCounter(&start);
}
void timerprint(const char *msg, const char *filename)
{
LARGE_INTEGER unit,end;
QueryPerformanceCounter(&end);
QueryPerformanceFrequency(&unit);
float msec = (float)(end.QuadPart - start.QuadPart);
msec /= (float)unit.QuadPart/1000.0f;
printf("Timing: %s/%s: %6.3f msec\n",filename,msg,msec);
}
#endif
int main(int argc, char *argv[])
{
if(argc==1) usage(argv[0]);
LibRaw RawProcessor;
int i,arg,c,ret;
char opm,opt,*cp,*sp;
int use_bigfile=0, use_timing=0,use_mem=0;
#ifndef WIN32
int msize = 0,use_mmap=0;
#endif
void *iobuffer=0;
#ifdef OUT
#undef OUT
#endif
#define OUT RawProcessor.imgdata.params
argv[argc] = (char*)"";
for (arg=1; (((opm = argv[arg][0]) - 2) | 2) == '+'; )
{
char *optstr = argv[arg];
opt = argv[arg++][1];
if ((cp = strchr (sp=(char*)"cnbrkStqmHABCgU", opt))!=0)
for (i=0; i < "111411111144221"[cp-sp]-'0'; i++)
if (!isdigit(argv[arg+i][0]) && !optstr[2])
{
fprintf (stderr,"Non-numeric argument to \"-%c\"\n", opt);
return 1;
}
if(!strchr("ftdeam",opt) && argv[arg-1][2])
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
switch (opt)
{
case 'v': verbosity++; break;
case 'G': OUT.green_matching = 1; break;
case 'c': OUT.adjust_maximum_thr = (float)atof(argv[arg++]); break;
case 'U': OUT.auto_bright_thr = (float)atof(argv[arg++]); break;
case 'n': OUT.threshold = (float)atof(argv[arg++]); break;
case 'b': OUT.bright = (float)atof(argv[arg++]); break;
case 'P': OUT.bad_pixels = argv[arg++]; break;
case 'K': OUT.dark_frame = argv[arg++]; break;
case 'r':
for(c=0;c<4;c++)
OUT.user_mul[c] = (float)atof(argv[arg++]);
break;
case 'C':
OUT.aber[0] = 1 / atof(argv[arg++]);
OUT.aber[2] = 1 / atof(argv[arg++]);
break;
case 'g':
OUT.gamm[0] = 1 / atof(argv[arg++]);
OUT.gamm[1] = atof(argv[arg++]);
break;
case 'k': OUT.user_black = atoi(argv[arg++]); break;
case 'S': OUT.user_sat = atoi(argv[arg++]); break;
case 't':
if(!strcmp(optstr,"-timing"))
use_timing=1;
else if(!argv[arg-1][2])
OUT.user_flip = atoi(argv[arg++]);
else
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
break;
case 'q': OUT.user_qual = atoi(argv[arg++]); break;
case 'm':
#ifndef WIN32
if(!strcmp(optstr,"-mmap"))
use_mmap = 1;
else
#endif
if(!strcmp(optstr,"-mem"))
use_mem = 1;
else
{
if(!argv[arg-1][2])
OUT.med_passes = atoi(argv[arg++]);
else
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
}
break;
case 'H': OUT.highlight = atoi(argv[arg++]); break;
case 's': OUT.shot_select = abs(atoi(argv[arg++])); break;
case 'o':
if(isdigit(argv[arg][0]) && !isdigit(argv[arg][1]))
OUT.output_color = atoi(argv[arg++]);
#ifndef NO_LCMS
else
OUT.output_profile = argv[arg++];
break;
case 'p': OUT.camera_profile = argv[arg++];
#endif
break;
case 'h':
OUT.half_size = 1;
OUT.four_color_rgb = 1;
break;
case 'f':
if(!strcmp(optstr,"-fbdd"))
OUT.fbdd_noiserd = atoi(argv[arg++]);
else
{
if(!argv[arg-1][2])
OUT.four_color_rgb = 1;
else
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
}
break;
case 'A': for(c=0; c<4;c++) OUT.greybox[c] = atoi(argv[arg++]); break;
case 'B': for(c=0; c<4;c++) OUT.cropbox[c] = atoi(argv[arg++]); break;
case 'a':
if(!strcmp(optstr,"-aexpo"))
{
OUT.exp_correc = 1;
OUT.exp_shift = (float)atof(argv[arg++]);
OUT.exp_preser = (float)atof(argv[arg++]);
}
else
#ifdef LIBRAW_DEMOSAIC_PACK_GPL3
if(!strcmp(optstr,"-acae"))
{
OUT.ca_correc = 1;
OUT.cared = (float)atof(argv[arg++]);
OUT.cablue = (float)atof(argv[arg++]);
}
else if(!strcmp(optstr,"-aline"))
{
OUT.cfaline = 1;
OUT.linenoise = (float)atof(argv[arg++]);
}
else if(!strcmp(optstr,"-aclean"))
{
OUT.cfa_clean = 1;
OUT.lclean = (float)atof(argv[arg++]);
OUT.cclean = (float)atof(argv[arg++]);
}
else if(!strcmp(optstr,"-agreen"))
{
OUT.cfa_green = 1;
OUT.green_thresh =(float)atof(argv[arg++]);
}
else
#endif
if(!argv[arg-1][2])
OUT.use_auto_wb = 1;
else
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
break;
case 'w': OUT.use_camera_wb = 1; break;
case 'M': OUT.use_camera_matrix = (opm == '+'); break;
case 'j': OUT.use_fuji_rotate = 0; break;
case 'W': OUT.no_auto_bright = 1; break;
case 'T': OUT.output_tiff = 1; break;
case '4': OUT.gamm[0] = OUT.gamm[1] = OUT.no_auto_bright = 1; /* no break here! */
case '6': OUT.output_bps = 16; break;
case 'F': use_bigfile=1; break;
case 'd':
if(!strcmp(optstr,"-dcbi"))
OUT.dcb_iterations = atoi(argv[arg++]);
else if(!strcmp(optstr,"-disars"))
OUT.use_rawspeed=0;
else if(!strcmp(optstr,"-dcbe"))
OUT.dcb_enhance_fl = 1;
else if(!strcmp(optstr,"-dbnd"))
{
for(c=0; c<4; c++)
OUT.wf_deband_treshold[c] = (float)atof(argv[arg++]);
OUT.wf_debanding = 1;
}
else
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
break;
#ifdef LIBRAW_DEMOSAIC_PACK_GPL2
case 'e':
if(!strcmp(optstr,"-eeci"))
OUT.eeci_refine = 1;
else if(!strcmp(optstr,"-esmed"))
OUT.es_med_passes = atoi(argv[arg++]);
else
fprintf (stderr,"Unknown option \"%s\".\n",argv[arg-1]);
break;
#endif
default:
fprintf (stderr,"Unknown option \"-%c\".\n", opt);
return 1;
}
}
#ifndef WIN32
putenv ((char*)"TZ=UTC"); // dcraw compatibility, affects TIFF datestamp field
#else
_putenv ((char*)"TZ=UTC"); // dcraw compatibility, affects TIFF datestamp field
#endif
#define P1 RawProcessor.imgdata.idata
#define S RawProcessor.imgdata.sizes
#define C RawProcessor.imgdata.color
#define T RawProcessor.imgdata.thumbnail
#define P2 RawProcessor.imgdata.other
if(verbosity>1)
RawProcessor.set_progress_handler(my_progress_callback,(void*)"Sample data passed");
#ifdef LIBRAW_USE_OPENMP
if(verbosity)
printf ("Using %d threads\n", omp_get_max_threads());
#endif
for ( ; arg < argc; arg++)
{
char outfn[1024];
if(verbosity) printf("Processing file %s\n",argv[arg]);
timerstart();
#ifndef WIN32
if(use_mmap)
{
int file = open(argv[arg],O_RDONLY);
struct stat st;
if(file<0)
{
fprintf(stderr,"Cannot open %s: %s\n",argv[arg],strerror(errno));
continue;
}
if(fstat(file,&st))
{
fprintf(stderr,"Cannot stat %s: %s\n",argv[arg],strerror(errno));
close(file);
continue;
}
int pgsz = getpagesize();
msize = ((st.st_size+pgsz-1)/pgsz)*pgsz;
iobuffer = mmap(NULL,msize,PROT_READ,MAP_PRIVATE,file,0);
if(!iobuffer)
{
fprintf(stderr,"Cannot mmap %s: %s\n",argv[arg],strerror(errno));
close(file);
continue;
}
close(file);
if( (ret = RawProcessor.open_buffer(iobuffer,st.st_size) != LIBRAW_SUCCESS))
{
fprintf(stderr,"Cannot open_buffer %s: %s\n",argv[arg],libraw_strerror(ret));
continue; // no recycle b/c open file will recycle itself
}
}
else
#endif
if (use_mem)
{
int file = open(argv[arg],O_RDONLY|O_BINARY);
struct stat st;
if(file<0)
{
fprintf(stderr,"Cannot open %s: %s\n",argv[arg],strerror(errno));
continue;
}
if(fstat(file,&st))
{
fprintf(stderr,"Cannot stat %s: %s\n",argv[arg],strerror(errno));
close(file);
continue;
}
if(!(iobuffer = malloc(st.st_size)))
{
fprintf(stderr,"Cannot allocate %d kbytes for memory buffer\n",(int)(st.st_size/1024));
close(file);
continue;
}
int rd;
if(st.st_size!=(rd=read(file,iobuffer,st.st_size)))
{
fprintf(stderr,"Cannot read %d bytes instead of %d to memory buffer\n",(int)rd,(int)st.st_size);
close(file);
free(iobuffer);
continue;
}
close(file);
if( (ret = RawProcessor.open_buffer(iobuffer,st.st_size) != LIBRAW_SUCCESS))
{
fprintf(stderr,"Cannot open_buffer %s: %s\n",argv[arg],libraw_strerror(ret));
free(iobuffer);
continue; // no recycle b/c open file will recycle itself
}
}
else
{
if(use_bigfile)
// force open_file switch to bigfile processing
ret = RawProcessor.open_file(argv[arg],1);
else
ret = RawProcessor.open_file(argv[arg]);
if( ret != LIBRAW_SUCCESS)
{
fprintf(stderr,"Cannot open %s: %s\n",argv[arg],libraw_strerror(ret));
continue; // no recycle b/c open_file will recycle itself
}
}
if(use_timing)
timerprint("LibRaw::open_file()",argv[arg]);
timerstart();
if( (ret = RawProcessor.unpack() ) != LIBRAW_SUCCESS)
{
fprintf(stderr,"Cannot unpack %s: %s\n",argv[arg],libraw_strerror(ret));
continue;
}
if(use_timing)
timerprint("LibRaw::unpack()",argv[arg]);
timerstart();
if (LIBRAW_SUCCESS != (ret = RawProcessor.dcraw_process()))
{
fprintf(stderr,"Cannot do postpocessing on %s: %s\n",argv[arg],libraw_strerror(ret));
if(LIBRAW_FATAL_ERROR(ret))
continue;
}
if(use_timing)
timerprint("LibRaw::dcraw_process()",argv[arg]);
snprintf(outfn,sizeof(outfn),
"%s.%s",
argv[arg], OUT.output_tiff ? "tiff" : (P1.colors>1?"ppm":"pgm"));
if(verbosity)
{
printf("Writing file %s\n",outfn);
}
if( LIBRAW_SUCCESS != (ret = RawProcessor.dcraw_ppm_tiff_writer(outfn)))
fprintf(stderr,"Cannot write %s: %s\n",outfn,libraw_strerror(ret));
#ifndef WIN32
if(use_mmap && iobuffer)
{
munmap(iobuffer,msize);
iobuffer=0;
}
#endif
else if(use_mem && iobuffer)
{
free(iobuffer);
iobuffer = 0;
}
RawProcessor.recycle(); // just for show this call
}
return 0;
}
|