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* renamed sources

master
Alex 'AdUser' Z 10 years ago
parent
fe59f4cde8
commit
3ca793491e
6 changed files with 116 additions and 115 deletions
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  1. 9
      src/Makefile
  2. 0
      src/imdb-1to2.c
  3. 97
      src/sample.c
  4. 0
      src/sample.h
  5. 25
      src/sampler-test.c
  6. 100
      src/sampler.c

9
src/Makefile
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@ -23,18 +23,19 @@ imdb-query: query.o libimgdup.so
imdb-query-st: query.o libimgdup.a
gcc $(CFLAGS) $(CPPFLAGS) -L. $^ -o $@ -static
imdb_1to2: imdb_1to2.c
imdb-1to2: imdb-1to2.c
gcc $(CFLAGS) $(CPPFLAGS) -o $@ $^
utils: imdb-query imdb-query-st imdb_1to2
utils: imdb-query imdb-query-st imdb-sampler imdb-1to2
GMFLAGS=$(shell GraphicsMagickWand-config --cppflags --ldflags --libs)
sampler-test: sampler.c bitmap.c sampler-test.c
imdb-sampler: sampler.c sample.c bitmap.c
gcc $(CFLAGS) $(CPPFLAGS) $(GMFLAGS) -o $@ $^
clean:
rm -f *.o
rm -f imdb_?to?
rm -f imdb-1to2
rm -f imdb-query
rm -f imdb-query-st
rm -f imdb-sampler
rm -f libimgdup*

0
src/imdb_1to2.c → src/imdb-1to2.c
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97
src/sample.c
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@ -0,0 +1,97 @@
#include "common.h"
#include "database.h"
#include "sample.h"
#include <wand/magick_wand.h>
int
imdb_sample(imdb_rec_t * const rec,
char * const source)
{
MagickWand *wand = NULL;
MagickPassFail status = MagickPass;
ExceptionType severity = 0;
unsigned long w = 0, h = 0;
char *description = NULL;
size_t buf_size = 64 * sizeof(char);
unsigned char *buf = NULL;
InitializeMagick("/"); /* FIXME */
wand = NewMagickWand();
if (status == MagickPass)
status = MagickReadImage(wand, source);
if (status == MagickPass)
w = MagickGetImageHeight(wand);
if (status == MagickPass)
h = MagickGetImageHeight(wand);
/* 2 -> 160 : width, "cols" */
/* 3 -> 160 : width, "rows" */
if (status == MagickPass)
status = MagickSampleImage(wand, 160, 160);
/* TODO: color maps */
/* 2 -> 256 : number of colors */
/* 3 -> 0 : treedepth -> auto */
/* 4 -> 0 : dither -> none */
/* 5 -> 0 : measure_error -> none */
if (status == MagickPass)
status = MagickQuantizeImage(wand, 256, GRAYColorspace, 0, 0, 0);
/* 2 -> 3 : radius, in pixels */
/* 3 -> 2 : "for reasonable results, radius should be larger than sigma" */
if (status == MagickPass)
status = MagickBlurImage(wand, 3, 2);
if (status == MagickPass)
status = MagickNormalizeImage(wand);
if (status == MagickPass)
status = MagickEqualizeImage(wand);
/* 2 -> 16 : width, "cols" */
/* 3 -> 16 : width, "rows" */
if (status == MagickPass)
status = MagickSampleImage(wand, 16, 16);
/* 2 -> 50%, tuned by magick number, see 'magick/image.h' */
if (status == MagickPass)
status = MagickThresholdImage(wand, 50.0 * (MaxRGB / 100));
if (status == MagickPass)
status = MagickSetImageType(wand, BilevelType);
if (status == MagickPass)
status = MagickSetImageFormat(wand, "MONO");
if (status == MagickPass)
buf = MagickWriteImageBlob(wand, &buf_size);
#ifdef DEBUG
fprintf(stderr, "sample H: %lu\n", MagickGetImageWidth(wand));
fprintf(stderr, "sample W: %lu\n", MagickGetImageWidth(wand));
fprintf(stderr, "buf size: %u\n", buf_size);
for (unsigned int i = 0; i < buf_size; i++)
fprintf(stderr, "%02X", buf[i]);
#endif
assert(buf_size == 32);
if (status == MagickPass) {
memset(rec, 0x0, sizeof(imdb_rec_t));
rec->data[REC_OFF_RU] = 0xFF;
*((uint16_t *) &rec->data[REC_OFF_IW]) = (uint16_t) w;
*((uint16_t *) &rec->data[REC_OFF_IH]) = (uint16_t) h;
memcpy(&rec->data[REC_OFF_BM], buf, 32);
} else {
description = MagickGetException(wand, &severity);
fprintf(stderr, "%03d %.1024s\n", severity, description); /* FIXME */
}
DestroyMagickWand(wand);
DestroyMagick();
return (status == MagickPass) ? 0 : -1;
}

0
src/sampler.h → src/sample.h
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25
src/sampler-test.c
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@ -1,25 +0,0 @@
#include "common.h"
#include "database.h"
#include "bitmap.h"
#include "sampler.h"
int main(int argc, char **argv)
{
imdb_rec_t rec;
if (argc < 2) {
puts("Usage: sampler-test <file>");
exit(EXIT_FAILURE);
}
memset(&rec, 0x0, sizeof(imdb_rec_t));
if (imdb_sample(&rec, argv[1]) != 0) {
puts("sampler failure");
exit(EXIT_FAILURE);
}
bitmap_print(&rec.data[REC_OFF_BM]);
exit(EXIT_SUCCESS);
}

100
src/sampler.c
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@ -1,97 +1,25 @@
#include "common.h"
#include "database.h"
#include "sampler.h"
#include "bitmap.h"
#include "sample.h"
#include <wand/magick_wand.h>
int
imdb_sample(imdb_rec_t * const rec,
char * const source)
int main(int argc, char **argv)
{
MagickWand *wand = NULL;
MagickPassFail status = MagickPass;
ExceptionType severity = 0;
unsigned long w = 0, h = 0;
char *description = NULL;
size_t buf_size = 64 * sizeof(char);
unsigned char *buf = NULL;
InitializeMagick("/"); /* FIXME */
wand = NewMagickWand();
if (status == MagickPass)
status = MagickReadImage(wand, source);
if (status == MagickPass)
w = MagickGetImageHeight(wand);
if (status == MagickPass)
h = MagickGetImageHeight(wand);
/* 2 -> 160 : width, "cols" */
/* 3 -> 160 : width, "rows" */
if (status == MagickPass)
status = MagickSampleImage(wand, 160, 160);
/* TODO: color maps */
/* 2 -> 256 : number of colors */
/* 3 -> 0 : treedepth -> auto */
/* 4 -> 0 : dither -> none */
/* 5 -> 0 : measure_error -> none */
if (status == MagickPass)
status = MagickQuantizeImage(wand, 256, GRAYColorspace, 0, 0, 0);
/* 2 -> 3 : radius, in pixels */
/* 3 -> 2 : "for reasonable results, radius should be larger than sigma" */
if (status == MagickPass)
status = MagickBlurImage(wand, 3, 2);
imdb_rec_t rec;
if (status == MagickPass)
status = MagickNormalizeImage(wand);
if (status == MagickPass)
status = MagickEqualizeImage(wand);
/* 2 -> 16 : width, "cols" */
/* 3 -> 16 : width, "rows" */
if (status == MagickPass)
status = MagickSampleImage(wand, 16, 16);
/* 2 -> 50%, tuned by magick number, see 'magick/image.h' */
if (status == MagickPass)
status = MagickThresholdImage(wand, 50.0 * (MaxRGB / 100));
if (status == MagickPass)
status = MagickSetImageType(wand, BilevelType);
if (status == MagickPass)
status = MagickSetImageFormat(wand, "MONO");
if (status == MagickPass)
buf = MagickWriteImageBlob(wand, &buf_size);
if (argc < 2) {
puts("Usage: sampler-test <file>");
exit(EXIT_FAILURE);
}
#ifdef DEBUG
fprintf(stderr, "sample H: %lu\n", MagickGetImageWidth(wand));
fprintf(stderr, "sample W: %lu\n", MagickGetImageWidth(wand));
fprintf(stderr, "buf size: %u\n", buf_size);
for (unsigned int i = 0; i < buf_size; i++)
fprintf(stderr, "%02X", buf[i]);
#endif
assert(buf_size == 32);
memset(&rec, 0x0, sizeof(imdb_rec_t));
if (status == MagickPass) {
memset(rec, 0x0, sizeof(imdb_rec_t));
rec->data[REC_OFF_RU] = 0xFF;
*((uint16_t *) &rec->data[REC_OFF_IW]) = (uint16_t) w;
*((uint16_t *) &rec->data[REC_OFF_IH]) = (uint16_t) h;
memcpy(&rec->data[REC_OFF_BM], buf, 32);
} else {
description = MagickGetException(wand, &severity);
fprintf(stderr, "%03d %.1024s\n", severity, description); /* FIXME */
if (imdb_sample(&rec, argv[1]) != 0) {
puts("sampler failure");
exit(EXIT_FAILURE);
}
DestroyMagickWand(wand);
DestroyMagick();
bitmap_print(&rec.data[REC_OFF_BM]);
return (status == MagickPass) ? 0 : -1;
exit(EXIT_SUCCESS);
}

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