Second commit

This commit is contained in:
Matteo Paonessa 2015-05-09 16:27:24 +02:00
parent 97627a804d
commit aa1b4419a7
3 changed files with 49 additions and 49 deletions

BIN
bin/cclt

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@ -7,58 +7,58 @@
void cclt_compress(char* output_file, unsigned char* image_buffer)
{
struct jpeg_compress_struct cinfo;
struct jpeg_compress_struct cinfo;
struct jpeg_error_mgr jerr;
FILE * outfile;
JSAMPROW row_pointer[1]; /* pointer to JSAMPLE row[s] */
int row_stride; /* physical row width in image buffer */
struct jpeg_error_mgr jerr;
FILE * outfile;
JSAMPROW row_pointer[1];
int row_stride;
if ((outfile = fopen(output_file, "wb")) == NULL) {
fprintf(stderr, "can't open %s\n", output_file);
exit(1);
}
if ((outfile = fopen(output_file, "wb")) == NULL) {
fprintf(stderr, "can't open %s\n", output_file);
exit(1);
}
cinfo.err = jpeg_std_error(&jerr);
cinfo.err = jpeg_std_error(&jerr);
jpeg_create_compress(&cinfo);
jpeg_stdio_dest(&cinfo, outfile);
jpeg_create_compress(&cinfo);
jpeg_stdio_dest(&cinfo, outfile);
cinfo.image_width = 80;
cinfo.image_height = 80;
cinfo.input_components = 3;
cinfo.in_color_space = JCS_RGB;
cinfo.image_width = 80;
cinfo.image_height = 80;
cinfo.input_components = 3;
cinfo.in_color_space = JCS_RGB;
jpeg_set_defaults(&cinfo);
jpeg_set_defaults(&cinfo);
cinfo.dct_method = JDCT_FLOAT;
cinfo.optimize_coding = TRUE;
cinfo.smoothing_factor = 50;
jpeg_set_quality(&cinfo, 80, TRUE );
jpeg_set_colorspace(&cinfo, JCS_RGB);
cinfo.dct_method = JDCT_FLOAT;
cinfo.optimize_coding = TRUE;
cinfo.smoothing_factor = 50;
jpeg_set_quality(&cinfo, 80, TRUE );
jpeg_set_colorspace(&cinfo, JCS_RGB);
jpeg_start_compress(&cinfo, TRUE);
jpeg_start_compress(&cinfo, TRUE);
//TODO cambia
row_stride = 80 * 3;//image_width * 3;
row_stride = 80 * 3;//image_width * 3;
while (cinfo.next_scanline < cinfo.image_height) {
printf("%d%\r", cinfo.next_scanline * 100 / cinfo.image_height);
while (cinfo.next_scanline < cinfo.image_height) {
row_pointer[0] = &image_buffer[cinfo.next_scanline * row_stride];
(void) jpeg_write_scanlines(&cinfo, row_pointer, 1);
}
printf("%d%\n", cinfo.next_scanline * 100 / cinfo.image_height);
printf("%d%\r", cinfo.next_scanline * 100 / cinfo.image_height);
row_pointer[0] = &image_buffer[cinfo.next_scanline * row_stride];
(void) jpeg_write_scanlines(&cinfo, row_pointer, 1);
}
printf("%d%\n", cinfo.next_scanline * 100 / cinfo.image_height);
jpeg_finish_compress(&cinfo);
fclose(outfile);
jpeg_finish_compress(&cinfo);
fclose(outfile);
jpeg_destroy_compress(&cinfo);
jpeg_destroy_compress(&cinfo);
}

28
main.c
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@ -15,10 +15,10 @@
-o output file
-v version
-l lossless
-s
-s scale
-h help
-R recursive
*/
cclt_compress_parameters parse_arguments(int argc, char* argv[]) {
@ -36,16 +36,16 @@ cclt_compress_parameters parse_arguments(int argc, char* argv[]) {
break;
case '?':
if (optopt == 'q' || optopt == 'e' || optopt == 'o' || optopt == 's') {
//fprintf (stderr, "Option -%c requires an argument.\n", optopt);
//Arguments without values
exit(-1);
//fprintf (stderr, "Option -%c requires an argument.\n", optopt);
//Arguments without values
exit(-1);
}
else if (isprint(optopt)) {
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
}
else {
else if (isprint(optopt)) {
fprintf (stderr, "Unknown option `-%c'.\n", optopt);
}
else {
fprintf (stderr, "Unknown option character `\\x%x'.\n", optopt);
}
}
break;
case 'q':
qvalue = optarg;
@ -54,15 +54,15 @@ cclt_compress_parameters parse_arguments(int argc, char* argv[]) {
evalue = optarg;
break;
default:
abort();
abort();
}
}
return parameters;
}
int main (int argc, char *argv[]) {
cclt_compress_parameters parameters;
//Check if there's at least one argument
@ -70,7 +70,7 @@ int main (int argc, char *argv[]) {
printf("CCLT requires at least one argument. Aborting.\n");
return -1;
}
parameters = parse_arguments(argc, argv);
return 0;