diff options
Diffstat (limited to 'jpegtools.c')
| -rw-r--r-- | jpegtools.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/jpegtools.c b/jpegtools.c index a68ddd4..c99a8e4 100644 --- a/jpegtools.c +++ b/jpegtools.c @@ -4,7 +4,7 @@ * Copyright (C) 1995-1997, Thomas G. Lane. * This file is part of the Independent JPEG Group's software. * For conditions of distribution and use, see the accompanying README file. - * + * * plenty of changes by Gerd Hoffmann <kraxel@bytesex.org>, with focus on * digital image processing and sane exif handling: * @@ -95,7 +95,7 @@ static long get_int(ExifData *ed, ExifEntry *ee) { ExifByteOrder o = exif_data_get_byte_order(ed); long value; - + switch (ee->format) { case EXIF_FORMAT_SHORT: value = exif_get_short (ee->data, o); @@ -278,16 +278,16 @@ static void do_thumbnail(ExifData *ed, JXFORM_CODE transform) if (JXFORM_NONE == transform) return; - + memset(&th,0,sizeof(th)); th.in = ed->data; th.isize = ed->size; - + /* setup src */ th.src.err = jpeg_std_error(&th.jsrcerr); jpeg_create_decompress(&th.src); th.src.src = &thumbnail_src; - + /* setup dst */ th.dst.err = jpeg_std_error(&th.jdsterr); jpeg_create_compress(&th.dst); @@ -315,7 +315,7 @@ static void do_exif(struct jpeg_decompress_struct *src, ExifData *ed = NULL; unsigned char *data; unsigned int size; - + for (mark = src->marker_list; NULL != mark; mark = mark->next) { if (mark->marker != JPEG_APP0 +1) continue; @@ -441,18 +441,18 @@ static int do_transform(struct jpeg_decompress_struct *src, jpeg_copy_critical_parameters(src, dst); dst_coef_arrays = jtransform_adjust_parameters (src, dst, src_coef_arrays, &transformoption); - + /* Start compressor (note no image data is actually written here) */ jpeg_write_coefficients(dst, dst_coef_arrays); - + /* Copy to the output file any extra markers that we want to preserve */ jcopy_markers_execute(src, dst, JCOPYOPT_ALL); - + /* Execute image transformation, if any */ jtransform_execute_transformation(src, dst, src_coef_arrays, &transformoption); - + /* Finish compression and release memory */ jpeg_finish_compress(dst); jpeg_finish_decompress(src); @@ -472,7 +472,7 @@ int jpeg_transform_fp(FILE *in, FILE *out, struct jpeg_compress_struct dst; struct jpeg_error_mgr jdsterr; struct longjmp_error_mgr jsrcerr; - + /* setup src */ src.err = jpeg_std_error(&jsrcerr.jpeg); jsrcerr.jpeg.error_exit = longjmp_error_exit; @@ -481,7 +481,7 @@ int jpeg_transform_fp(FILE *in, FILE *out, goto oops; jpeg_create_decompress(&src); jpeg_stdio_src(&src, in); - + /* setup dst */ dst.err = jpeg_std_error(&jdsterr); jpeg_create_compress(&dst); @@ -510,14 +510,14 @@ int jpeg_transform_files(char *infile, char *outfile, int rc; FILE *in; FILE *out; - + /* open infile */ in = fopen(infile,"r"); if (NULL == in) { fprintf(stderr,"open %s: %s\n",infile,strerror(errno)); return -1; } - + /* open outfile */ out = fopen(outfile,"w"); if (NULL == out) { @@ -559,7 +559,7 @@ int jpeg_transform_inplace(char *file, fprintf(stderr,"open %s: %s\n",file,strerror(errno)); return -1; } - + /* open tmpfile */ tmpfile = malloc(strlen(file)+10); sprintf(tmpfile,"%s.XXXXXX",file); @@ -604,7 +604,7 @@ int jpeg_transform_inplace(char *file, u.modtime = st.st_mtime; utime(file,&u); } - + /* cleanup & return */ free(tmpfile); return 0; |