Added ability to create multipage TIFFs from the list of input files as per
bug: http://bugzilla.remotesensing.org/show_bug.cgi?id=1077
This commit is contained in:
Andrey Kiselev
parent
b936f969d0
commit
d4438d6fd4
@ -1,4 +1,4 @@
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.\" $Id: bmp2tiff.1,v 1.4 2005-11-02 11:07:19 dron Exp $
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.\" $Id: bmp2tiff.1,v 1.5 2006-02-15 13:12:30 dron Exp $
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.\"
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.\" Copyright (c) 2004, Andrey Kiselev <dron@remotesensing.org>
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.\"
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@ -32,13 +32,15 @@ file from a Microsoft Windows Device Independent Bitmap image file
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[
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.I options
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]
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.I input.bmp
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.I input.bmp [input2.bmp ...]
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.I output.tiff
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.SH DESCRIPTION
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.I bmp2tiff
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converts a Microsoft Windows Device Independent Bitmap image file to
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.SM TIFF.
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By default, the
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If several input BMP files are being specified the multipage
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.SM TIFF
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output file will be created. By default, the
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.SM TIFF
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image is created with data samples packed (\c
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.IR PlanarConfiguration =1),
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806
tools/bmp2tiff.c
806
tools/bmp2tiff.c
@ -1,4 +1,4 @@
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/* $Id: bmp2tiff.c,v 1.18 2006-01-11 17:03:43 fwarmerdam Exp $
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/* $Id: bmp2tiff.c,v 1.19 2006-02-15 13:12:54 dron Exp $
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*
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* Project: libtiff tools
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* Purpose: Convert Windows BMP files in TIFF.
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@ -228,7 +228,7 @@ main(int argc, char* argv[])
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uint16 depth = 8; /* bits per pixel in input image */
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uint32 rowsperstrip = (uint32) -1;
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uint16 photometric = PHOTOMETRIC_MINISBLACK;
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int fd;
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int fd = 0;
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struct stat instat;
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char *outfilename = NULL, *infilename = NULL;
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TIFF *out = NULL;
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@ -267,201 +267,8 @@ main(int argc, char* argv[])
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if (argc - optind < 2)
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usage();
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infilename = argv[optind];
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fd = open(infilename, O_RDONLY|O_BINARY, 0);
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if (fd < 0) {
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TIFFError(infilename, "Cannot open input file");
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return -1;
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}
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read(fd, file_hdr.bType, 2);
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if(file_hdr.bType[0] != 'B' || file_hdr.bType[1] != 'M') {
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TIFFError(infilename, "File is not BMP");
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goto bad;
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}
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/* -------------------------------------------------------------------- */
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/* Read the BMPFileHeader. We need iOffBits value only */
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/* -------------------------------------------------------------------- */
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lseek(fd, 10, SEEK_SET);
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read(fd, &file_hdr.iOffBits, 4);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabLong(&file_hdr.iOffBits);
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#endif
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fstat(fd, &instat);
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file_hdr.iSize = instat.st_size;
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/* -------------------------------------------------------------------- */
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/* Read the BMPInfoHeader. */
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/* -------------------------------------------------------------------- */
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lseek(fd, BFH_SIZE, SEEK_SET);
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read(fd, &info_hdr.iSize, 4);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabLong(&info_hdr.iSize);
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#endif
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if (info_hdr.iSize == BIH_WIN4SIZE)
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bmp_type = BMPT_WIN4;
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else if (info_hdr.iSize == BIH_OS21SIZE)
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bmp_type = BMPT_OS21;
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else if (info_hdr.iSize == BIH_OS22SIZE || info_hdr.iSize == 16)
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bmp_type = BMPT_OS22;
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else
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bmp_type = BMPT_WIN5;
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if (bmp_type == BMPT_WIN4 || bmp_type == BMPT_WIN5 || bmp_type == BMPT_OS22) {
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read(fd, &info_hdr.iWidth, 4);
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read(fd, &info_hdr.iHeight, 4);
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read(fd, &info_hdr.iPlanes, 2);
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read(fd, &info_hdr.iBitCount, 2);
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read(fd, &info_hdr.iCompression, 4);
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read(fd, &info_hdr.iSizeImage, 4);
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read(fd, &info_hdr.iXPelsPerMeter, 4);
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read(fd, &info_hdr.iYPelsPerMeter, 4);
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read(fd, &info_hdr.iClrUsed, 4);
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read(fd, &info_hdr.iClrImportant, 4);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabLong((uint32*) &info_hdr.iWidth);
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TIFFSwabLong((uint32*) &info_hdr.iHeight);
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TIFFSwabShort((uint16*) &info_hdr.iPlanes);
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TIFFSwabShort((uint16*) &info_hdr.iBitCount);
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TIFFSwabLong((uint32*) &info_hdr.iCompression);
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TIFFSwabLong((uint32*) &info_hdr.iSizeImage);
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TIFFSwabLong((uint32*) &info_hdr.iXPelsPerMeter);
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TIFFSwabLong((uint32*) &info_hdr.iYPelsPerMeter);
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TIFFSwabLong((uint32*) &info_hdr.iClrUsed);
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TIFFSwabLong((uint32*) &info_hdr.iClrImportant);
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#endif
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n_clr_elems = 4;
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}
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if (bmp_type == BMPT_OS22) {
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/*
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* FIXME: different info in different documents
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* regarding this!
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*/
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n_clr_elems = 3;
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}
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if (bmp_type == BMPT_OS21) {
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int16 iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iWidth = iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iHeight = iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iPlanes = iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iBitCount = iShort;
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info_hdr.iCompression = BMPC_RGB;
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n_clr_elems = 3;
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}
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if (info_hdr.iBitCount != 1 && info_hdr.iBitCount != 4 &&
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info_hdr.iBitCount != 8 && info_hdr.iBitCount != 16 &&
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info_hdr.iBitCount != 24 && info_hdr.iBitCount != 32) {
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TIFFError(infilename, "Cannot process BMP file with bit count %d",
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info_hdr.iBitCount);
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close(fd);
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return 0;
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}
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width = info_hdr.iWidth;
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length = (info_hdr.iHeight > 0) ? info_hdr.iHeight : -info_hdr.iHeight;
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switch (info_hdr.iBitCount)
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{
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case 1:
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case 4:
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case 8:
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nbands = 1;
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depth = info_hdr.iBitCount;
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photometric = PHOTOMETRIC_PALETTE;
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/* Allocate memory for colour table and read it. */
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if (info_hdr.iClrUsed)
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clr_tbl_size = ((uint32)(1 << depth) < info_hdr.iClrUsed) ?
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(uint32) (1 << depth) : info_hdr.iClrUsed;
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else
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clr_tbl_size = 1 << depth;
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clr_tbl = (unsigned char *)
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_TIFFmalloc(n_clr_elems * clr_tbl_size);
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if (!clr_tbl) {
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TIFFError(infilename,
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"Can't allocate space for color table");
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goto bad;
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}
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lseek(fd, BFH_SIZE + info_hdr.iSize, SEEK_SET);
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read(fd, clr_tbl, n_clr_elems * clr_tbl_size);
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red_tbl = (unsigned short*)
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_TIFFmalloc(1<<depth * sizeof(unsigned short));
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if (!red_tbl) {
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TIFFError(infilename,
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"Can't allocate space for red component table");
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_TIFFfree(clr_tbl);
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goto bad1;
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}
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green_tbl = (unsigned short*)
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_TIFFmalloc(1<<depth * sizeof(unsigned short));
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if (!green_tbl) {
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TIFFError(infilename,
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"Can't allocate space for green component table");
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_TIFFfree(clr_tbl);
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goto bad2;
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}
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blue_tbl = (unsigned short*)
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_TIFFmalloc(1<<depth * sizeof(unsigned short));
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if (!blue_tbl) {
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TIFFError(infilename,
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"Can't allocate space for blue component table");
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_TIFFfree(clr_tbl);
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goto bad3;
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}
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for(clr = 0; clr < clr_tbl_size; clr++) {
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red_tbl[clr] = 257 * clr_tbl[clr*n_clr_elems+2];
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green_tbl[clr] = 257 * clr_tbl[clr*n_clr_elems+1];
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blue_tbl[clr] = 257 * clr_tbl[clr*n_clr_elems];
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}
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_TIFFfree(clr_tbl);
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break;
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case 16:
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case 24:
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nbands = 3;
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depth = info_hdr.iBitCount / nbands;
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photometric = PHOTOMETRIC_RGB;
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break;
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case 32:
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nbands = 3;
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depth = 8;
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photometric = PHOTOMETRIC_RGB;
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break;
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default:
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break;
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}
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/* -------------------------------------------------------------------- */
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/* Create output file. */
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/* -------------------------------------------------------------------- */
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if (outfilename == NULL)
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outfilename = argv[optind+1];
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outfilename = argv[argc-1];
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out = TIFFOpen(outfilename, "w");
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if (out == NULL) {
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TIFFError(infilename, "Cannot open file %s for output",
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@ -469,218 +276,439 @@ main(int argc, char* argv[])
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goto bad3;
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}
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TIFFSetField(out, TIFFTAG_IMAGEWIDTH, width);
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TIFFSetField(out, TIFFTAG_IMAGELENGTH, length);
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TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
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TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, nbands);
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TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, depth);
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TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
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TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric);
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TIFFSetField(out, TIFFTAG_ROWSPERSTRIP,
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TIFFDefaultStripSize(out, rowsperstrip));
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if (red_tbl && green_tbl && blue_tbl)
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TIFFSetField(out, TIFFTAG_COLORMAP, red_tbl, green_tbl, blue_tbl);
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if (compression == (uint16) -1)
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compression = COMPRESSION_PACKBITS;
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TIFFSetField(out, TIFFTAG_COMPRESSION, compression);
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switch (compression) {
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case COMPRESSION_JPEG:
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if (photometric == PHOTOMETRIC_RGB
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&& jpegcolormode == JPEGCOLORMODE_RGB)
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photometric = PHOTOMETRIC_YCBCR;
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TIFFSetField(out, TIFFTAG_JPEGQUALITY, quality);
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TIFFSetField(out, TIFFTAG_JPEGCOLORMODE, jpegcolormode);
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break;
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case COMPRESSION_LZW:
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case COMPRESSION_DEFLATE:
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if (predictor != 0)
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TIFFSetField(out, TIFFTAG_PREDICTOR, predictor);
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break;
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}
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while (optind < argc-1) {
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infilename = argv[optind];
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optind++;
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fd = open(infilename, O_RDONLY|O_BINARY, 0);
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if (fd < 0) {
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TIFFError(infilename, "Cannot open input file");
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return -1;
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}
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read(fd, file_hdr.bType, 2);
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if(file_hdr.bType[0] != 'B' || file_hdr.bType[1] != 'M') {
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TIFFError(infilename, "File is not BMP");
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goto bad;
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}
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/* -------------------------------------------------------------------- */
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/* Read the BMPFileHeader. We need iOffBits value only */
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/* -------------------------------------------------------------------- */
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lseek(fd, 10, SEEK_SET);
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read(fd, &file_hdr.iOffBits, 4);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabLong(&file_hdr.iOffBits);
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#endif
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fstat(fd, &instat);
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file_hdr.iSize = instat.st_size;
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/* -------------------------------------------------------------------- */
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/* Read the BMPInfoHeader. */
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/* -------------------------------------------------------------------- */
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lseek(fd, BFH_SIZE, SEEK_SET);
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read(fd, &info_hdr.iSize, 4);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabLong(&info_hdr.iSize);
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#endif
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if (info_hdr.iSize == BIH_WIN4SIZE)
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bmp_type = BMPT_WIN4;
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else if (info_hdr.iSize == BIH_OS21SIZE)
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bmp_type = BMPT_OS21;
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else if (info_hdr.iSize == BIH_OS22SIZE
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|| info_hdr.iSize == 16)
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bmp_type = BMPT_OS22;
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else
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bmp_type = BMPT_WIN5;
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if (bmp_type == BMPT_WIN4
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|| bmp_type == BMPT_WIN5
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|| bmp_type == BMPT_OS22) {
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read(fd, &info_hdr.iWidth, 4);
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read(fd, &info_hdr.iHeight, 4);
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read(fd, &info_hdr.iPlanes, 2);
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read(fd, &info_hdr.iBitCount, 2);
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read(fd, &info_hdr.iCompression, 4);
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read(fd, &info_hdr.iSizeImage, 4);
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read(fd, &info_hdr.iXPelsPerMeter, 4);
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read(fd, &info_hdr.iYPelsPerMeter, 4);
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read(fd, &info_hdr.iClrUsed, 4);
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read(fd, &info_hdr.iClrImportant, 4);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabLong((uint32*) &info_hdr.iWidth);
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TIFFSwabLong((uint32*) &info_hdr.iHeight);
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TIFFSwabShort((uint16*) &info_hdr.iPlanes);
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TIFFSwabShort((uint16*) &info_hdr.iBitCount);
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TIFFSwabLong((uint32*) &info_hdr.iCompression);
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TIFFSwabLong((uint32*) &info_hdr.iSizeImage);
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TIFFSwabLong((uint32*) &info_hdr.iXPelsPerMeter);
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TIFFSwabLong((uint32*) &info_hdr.iYPelsPerMeter);
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TIFFSwabLong((uint32*) &info_hdr.iClrUsed);
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TIFFSwabLong((uint32*) &info_hdr.iClrImportant);
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#endif
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n_clr_elems = 4;
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}
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if (bmp_type == BMPT_OS22) {
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/*
|
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* FIXME: different info in different documents
|
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* regarding this!
|
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*/
|
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n_clr_elems = 3;
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}
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if (bmp_type == BMPT_OS21) {
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int16 iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iWidth = iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iHeight = iShort;
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
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TIFFSwabShort((uint16*) &iShort);
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#endif
|
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info_hdr.iPlanes = iShort;
|
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read(fd, &iShort, 2);
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#ifdef WORDS_BIGENDIAN
|
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TIFFSwabShort((uint16*) &iShort);
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#endif
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info_hdr.iBitCount = iShort;
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info_hdr.iCompression = BMPC_RGB;
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n_clr_elems = 3;
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}
|
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|
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if (info_hdr.iBitCount != 1 && info_hdr.iBitCount != 4 &&
|
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info_hdr.iBitCount != 8 && info_hdr.iBitCount != 16 &&
|
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info_hdr.iBitCount != 24 && info_hdr.iBitCount != 32) {
|
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TIFFError(infilename,
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"Cannot process BMP file with bit count %d",
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info_hdr.iBitCount);
|
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close(fd);
|
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return 0;
|
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}
|
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|
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width = info_hdr.iWidth;
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length = (info_hdr.iHeight > 0) ? info_hdr.iHeight : -info_hdr.iHeight;
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|
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switch (info_hdr.iBitCount)
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{
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case 1:
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case 4:
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case 8:
|
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nbands = 1;
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depth = info_hdr.iBitCount;
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photometric = PHOTOMETRIC_PALETTE;
|
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/* Allocate memory for colour table and read it. */
|
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if (info_hdr.iClrUsed)
|
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clr_tbl_size =
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((uint32)(1<<depth)<info_hdr.iClrUsed)
|
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? (uint32) (1 << depth)
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: info_hdr.iClrUsed;
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else
|
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clr_tbl_size = 1 << depth;
|
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clr_tbl = (unsigned char *)
|
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_TIFFmalloc(n_clr_elems * clr_tbl_size);
|
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if (!clr_tbl) {
|
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TIFFError(infilename,
|
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"Can't allocate space for color table");
|
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goto bad;
|
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}
|
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|
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lseek(fd, BFH_SIZE + info_hdr.iSize, SEEK_SET);
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read(fd, clr_tbl, n_clr_elems * clr_tbl_size);
|
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|
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red_tbl = (unsigned short*)
|
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_TIFFmalloc(1<<depth * sizeof(unsigned short));
|
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if (!red_tbl) {
|
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TIFFError(infilename,
|
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"Can't allocate space for red component table");
|
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_TIFFfree(clr_tbl);
|
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goto bad1;
|
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}
|
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green_tbl = (unsigned short*)
|
||||
_TIFFmalloc(1<<depth * sizeof(unsigned short));
|
||||
if (!green_tbl) {
|
||||
TIFFError(infilename,
|
||||
"Can't allocate space for green component table");
|
||||
_TIFFfree(clr_tbl);
|
||||
goto bad2;
|
||||
}
|
||||
blue_tbl = (unsigned short*)
|
||||
_TIFFmalloc(1<<depth * sizeof(unsigned short));
|
||||
if (!blue_tbl) {
|
||||
TIFFError(infilename,
|
||||
"Can't allocate space for blue component table");
|
||||
_TIFFfree(clr_tbl);
|
||||
goto bad3;
|
||||
}
|
||||
|
||||
for(clr = 0; clr < clr_tbl_size; clr++) {
|
||||
red_tbl[clr] = 257*clr_tbl[clr*n_clr_elems+2];
|
||||
green_tbl[clr] = 257*clr_tbl[clr*n_clr_elems+1];
|
||||
blue_tbl[clr] = 257*clr_tbl[clr*n_clr_elems];
|
||||
}
|
||||
|
||||
_TIFFfree(clr_tbl);
|
||||
break;
|
||||
case 16:
|
||||
case 24:
|
||||
nbands = 3;
|
||||
depth = info_hdr.iBitCount / nbands;
|
||||
photometric = PHOTOMETRIC_RGB;
|
||||
break;
|
||||
case 32:
|
||||
nbands = 3;
|
||||
depth = 8;
|
||||
photometric = PHOTOMETRIC_RGB;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
/* -------------------------------------------------------------------- */
|
||||
/* Create output file. */
|
||||
/* -------------------------------------------------------------------- */
|
||||
|
||||
TIFFSetField(out, TIFFTAG_IMAGEWIDTH, width);
|
||||
TIFFSetField(out, TIFFTAG_IMAGELENGTH, length);
|
||||
TIFFSetField(out, TIFFTAG_ORIENTATION, ORIENTATION_TOPLEFT);
|
||||
TIFFSetField(out, TIFFTAG_SAMPLESPERPIXEL, nbands);
|
||||
TIFFSetField(out, TIFFTAG_BITSPERSAMPLE, depth);
|
||||
TIFFSetField(out, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
|
||||
TIFFSetField(out, TIFFTAG_PHOTOMETRIC, photometric);
|
||||
TIFFSetField(out, TIFFTAG_ROWSPERSTRIP,
|
||||
TIFFDefaultStripSize(out, rowsperstrip));
|
||||
|
||||
if (red_tbl && green_tbl && blue_tbl) {
|
||||
TIFFSetField(out, TIFFTAG_COLORMAP,
|
||||
red_tbl, green_tbl, blue_tbl);
|
||||
}
|
||||
|
||||
if (compression == (uint16) -1)
|
||||
compression = COMPRESSION_PACKBITS;
|
||||
TIFFSetField(out, TIFFTAG_COMPRESSION, compression);
|
||||
switch (compression) {
|
||||
case COMPRESSION_JPEG:
|
||||
if (photometric == PHOTOMETRIC_RGB
|
||||
&& jpegcolormode == JPEGCOLORMODE_RGB)
|
||||
photometric = PHOTOMETRIC_YCBCR;
|
||||
TIFFSetField(out, TIFFTAG_JPEGQUALITY, quality);
|
||||
TIFFSetField(out, TIFFTAG_JPEGCOLORMODE, jpegcolormode);
|
||||
break;
|
||||
case COMPRESSION_LZW:
|
||||
case COMPRESSION_DEFLATE:
|
||||
if (predictor != 0)
|
||||
TIFFSetField(out, TIFFTAG_PREDICTOR, predictor);
|
||||
break;
|
||||
}
|
||||
|
||||
/* -------------------------------------------------------------------- */
|
||||
/* Read uncompressed image data. */
|
||||
/* -------------------------------------------------------------------- */
|
||||
|
||||
if (info_hdr.iCompression == BMPC_RGB) {
|
||||
uint32 offset, size;
|
||||
char *scanbuf;
|
||||
if (info_hdr.iCompression == BMPC_RGB) {
|
||||
uint32 offset, size;
|
||||
char *scanbuf;
|
||||
|
||||
/* XXX: Avoid integer overflow. We can calculate size in one
|
||||
* step using
|
||||
*
|
||||
* size = ((width * info_hdr.iBitCount + 31) & ~31) / 8
|
||||
*
|
||||
* formulae, but we should check for overflow conditions
|
||||
* during calculation.
|
||||
*/
|
||||
size = width * info_hdr.iBitCount + 31;
|
||||
if (!width || !info_hdr.iBitCount
|
||||
|| (size - 31) / info_hdr.iBitCount != width ) {
|
||||
TIFFError(infilename,
|
||||
"Wrong image parameters; "
|
||||
"can't allocate space for scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
size = (size & ~31) / 8;
|
||||
|
||||
scanbuf = (char *) _TIFFmalloc(size);
|
||||
if (!scanbuf) {
|
||||
TIFFError(infilename,
|
||||
"Can't allocate space for scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
|
||||
for (row = 0; row < length; row++) {
|
||||
if (info_hdr.iHeight > 0)
|
||||
offset = file_hdr.iOffBits + (length - row - 1) * size;
|
||||
else
|
||||
offset = file_hdr.iOffBits + row * size;
|
||||
if (lseek(fd, offset, SEEK_SET) == (off_t)-1) {
|
||||
/* XXX: Avoid integer overflow. We can calculate size
|
||||
* in one step using
|
||||
*
|
||||
* size = ((width * info_hdr.iBitCount + 31) & ~31) / 8
|
||||
*
|
||||
* formulae, but we should check for overflow
|
||||
* conditions during calculation.
|
||||
*/
|
||||
size = width * info_hdr.iBitCount + 31;
|
||||
if (!width || !info_hdr.iBitCount
|
||||
|| (size - 31) / info_hdr.iBitCount != width ) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Seek error",
|
||||
(unsigned long) row);
|
||||
break;
|
||||
}
|
||||
"Wrong image parameters; can't "
|
||||
"allocate space for scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
size = (size & ~31) / 8;
|
||||
|
||||
if (read(fd, scanbuf, size) < 0) {
|
||||
scanbuf = (char *) _TIFFmalloc(size);
|
||||
if (!scanbuf) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Read error",
|
||||
(unsigned long) row);
|
||||
break;
|
||||
}
|
||||
"Can't allocate space for scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
|
||||
rearrangePixels(scanbuf, width, info_hdr.iBitCount);
|
||||
for (row = 0; row < length; row++) {
|
||||
if (info_hdr.iHeight > 0)
|
||||
offset = file_hdr.iOffBits+(length-row-1)*size;
|
||||
else
|
||||
offset = file_hdr.iOffBits + row * size;
|
||||
if (lseek(fd, offset, SEEK_SET) == (off_t)-1) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Seek error",
|
||||
(unsigned long) row);
|
||||
break;
|
||||
}
|
||||
|
||||
if (TIFFWriteScanline(out, scanbuf, row, 0) < 0) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Write error",
|
||||
(unsigned long) row);
|
||||
break;
|
||||
}
|
||||
}
|
||||
if (read(fd, scanbuf, size) < 0) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Read error",
|
||||
(unsigned long) row);
|
||||
break;
|
||||
}
|
||||
|
||||
_TIFFfree(scanbuf);
|
||||
rearrangePixels(scanbuf, width, info_hdr.iBitCount);
|
||||
|
||||
if (TIFFWriteScanline(out, scanbuf, row, 0)<0) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Write error",
|
||||
(unsigned long) row);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
_TIFFfree(scanbuf);
|
||||
|
||||
/* -------------------------------------------------------------------- */
|
||||
/* Read compressed image data. */
|
||||
/* -------------------------------------------------------------------- */
|
||||
|
||||
} else if ( info_hdr.iCompression == BMPC_RLE8
|
||||
|| info_hdr.iCompression == BMPC_RLE4 ) {
|
||||
uint32 i, j, k, runlength;
|
||||
uint32 compr_size, uncompr_size;
|
||||
unsigned char *comprbuf;
|
||||
unsigned char *uncomprbuf;
|
||||
} else if ( info_hdr.iCompression == BMPC_RLE8
|
||||
|| info_hdr.iCompression == BMPC_RLE4 ) {
|
||||
uint32 i, j, k, runlength;
|
||||
uint32 compr_size, uncompr_size;
|
||||
unsigned char *comprbuf;
|
||||
unsigned char *uncomprbuf;
|
||||
|
||||
compr_size = file_hdr.iSize - file_hdr.iOffBits;
|
||||
uncompr_size = width * length;
|
||||
comprbuf = (unsigned char *) _TIFFmalloc( compr_size );
|
||||
if (!comprbuf) {
|
||||
TIFFError(infilename,
|
||||
"Can't allocate space for compressed scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
uncomprbuf = (unsigned char *) _TIFFmalloc( uncompr_size );
|
||||
if (!uncomprbuf) {
|
||||
TIFFError(infilename,
|
||||
"Can't allocate space for uncompressed scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
|
||||
lseek(fd, file_hdr.iOffBits, SEEK_SET);
|
||||
read(fd, comprbuf, compr_size);
|
||||
i = 0;
|
||||
j = 0;
|
||||
if (info_hdr.iBitCount == 8) { /* RLE8 */
|
||||
while( j < uncompr_size && i < compr_size ) {
|
||||
if ( comprbuf[i] ) {
|
||||
runlength = comprbuf[i++];
|
||||
while( runlength > 0
|
||||
&& j < uncompr_size
|
||||
&& i < compr_size ) {
|
||||
uncomprbuf[j++] = comprbuf[i];
|
||||
runlength--;
|
||||
}
|
||||
i++;
|
||||
} else {
|
||||
i++;
|
||||
if ( comprbuf[i] == 0 ) /* Next scanline */
|
||||
i++;
|
||||
else if ( comprbuf[i] == 1 ) /* End of image */
|
||||
break;
|
||||
else if ( comprbuf[i] == 2 ) { /* Move to... */
|
||||
i++;
|
||||
if ( i < compr_size - 1 ) {
|
||||
j += comprbuf[i] + comprbuf[i+1] * width;
|
||||
i += 2;
|
||||
}
|
||||
else
|
||||
break;
|
||||
} else { /* Absolute mode */
|
||||
runlength = comprbuf[i++];
|
||||
for ( k = 0; k < runlength && j < uncompr_size && i < compr_size; k++ )
|
||||
uncomprbuf[j++] = comprbuf[i++];
|
||||
if ( k & 0x01 )
|
||||
i++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else { /* RLE4 */
|
||||
while( j < uncompr_size && i < compr_size ) {
|
||||
if ( comprbuf[i] ) {
|
||||
runlength = comprbuf[i++];
|
||||
while( runlength > 0 && j < uncompr_size && i < compr_size ) {
|
||||
if ( runlength & 0x01 )
|
||||
uncomprbuf[j++] = (comprbuf[i] & 0xF0) >> 4;
|
||||
else
|
||||
uncomprbuf[j++] = comprbuf[i] & 0x0F;
|
||||
runlength--;
|
||||
}
|
||||
i++;
|
||||
} else {
|
||||
i++;
|
||||
if ( comprbuf[i] == 0 ) /* Next scanline */
|
||||
i++;
|
||||
else if ( comprbuf[i] == 1 ) /* End of image */
|
||||
break;
|
||||
else if ( comprbuf[i] == 2 ) { /* Move to... */
|
||||
i++;
|
||||
if ( i < compr_size - 1 ) {
|
||||
j += comprbuf[i] + comprbuf[i+1] * width;
|
||||
i += 2;
|
||||
}
|
||||
else
|
||||
break;
|
||||
} else { /* Absolute mode */
|
||||
runlength = comprbuf[i++];
|
||||
for ( k = 0; k < runlength && j < uncompr_size && i < compr_size; k++) {
|
||||
if ( k & 0x01 )
|
||||
uncomprbuf[j++] = comprbuf[i++] & 0x0F;
|
||||
else
|
||||
uncomprbuf[j++] = (comprbuf[i] & 0xF0) >> 4;
|
||||
}
|
||||
if ( k & 0x01 )
|
||||
i++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
_TIFFfree(comprbuf);
|
||||
|
||||
for (row = 0; row < length; row++) {
|
||||
if (TIFFWriteScanline(out, uncomprbuf + (length - row - 1) * width, row, 0) < 0) {
|
||||
compr_size = file_hdr.iSize - file_hdr.iOffBits;
|
||||
uncompr_size = width * length;
|
||||
comprbuf = (unsigned char *) _TIFFmalloc( compr_size );
|
||||
if (!comprbuf) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Write error.\n",
|
||||
(unsigned long) row);
|
||||
}
|
||||
}
|
||||
"Can't allocate space for compressed scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
uncomprbuf = (unsigned char *)_TIFFmalloc(uncompr_size);
|
||||
if (!uncomprbuf) {
|
||||
TIFFError(infilename,
|
||||
"Can't allocate space for uncompressed scanline buffer");
|
||||
goto bad3;
|
||||
}
|
||||
|
||||
_TIFFfree(uncomprbuf);
|
||||
lseek(fd, file_hdr.iOffBits, SEEK_SET);
|
||||
read(fd, comprbuf, compr_size);
|
||||
i = 0;
|
||||
j = 0;
|
||||
if (info_hdr.iBitCount == 8) { /* RLE8 */
|
||||
while(j < uncompr_size && i < compr_size) {
|
||||
if ( comprbuf[i] ) {
|
||||
runlength = comprbuf[i++];
|
||||
while( runlength > 0
|
||||
&& j < uncompr_size
|
||||
&& i < compr_size ) {
|
||||
uncomprbuf[j++] = comprbuf[i];
|
||||
runlength--;
|
||||
}
|
||||
i++;
|
||||
} else {
|
||||
i++;
|
||||
if (comprbuf[i] == 0) /* Next scanline */
|
||||
i++;
|
||||
else if (comprbuf[i] == 1) /* End of image */
|
||||
break;
|
||||
else if (comprbuf[i] == 2) { /* Move to... */
|
||||
i++;
|
||||
if (i < compr_size - 1) {
|
||||
j+=comprbuf[i]+comprbuf[i+1]*width;
|
||||
i += 2;
|
||||
}
|
||||
else
|
||||
break;
|
||||
} else { /* Absolute mode */
|
||||
runlength = comprbuf[i++];
|
||||
for (k = 0; k < runlength && j < uncompr_size && i < compr_size; k++)
|
||||
uncomprbuf[j++] = comprbuf[i++];
|
||||
if ( k & 0x01 )
|
||||
i++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
else { /* RLE4 */
|
||||
while( j < uncompr_size && i < compr_size ) {
|
||||
if ( comprbuf[i] ) {
|
||||
runlength = comprbuf[i++];
|
||||
while( runlength > 0 && j < uncompr_size && i < compr_size ) {
|
||||
if ( runlength & 0x01 )
|
||||
uncomprbuf[j++] = (comprbuf[i] & 0xF0) >> 4;
|
||||
else
|
||||
uncomprbuf[j++] = comprbuf[i] & 0x0F;
|
||||
runlength--;
|
||||
}
|
||||
i++;
|
||||
} else {
|
||||
i++;
|
||||
if (comprbuf[i] == 0) /* Next scanline */
|
||||
i++;
|
||||
else if (comprbuf[i] == 1) /* End of image */
|
||||
break;
|
||||
else if (comprbuf[i] == 2) { /* Move to... */
|
||||
i++;
|
||||
if (i < compr_size - 1) {
|
||||
j+=comprbuf[i]+comprbuf[i+1]*width;
|
||||
i += 2;
|
||||
}
|
||||
else
|
||||
break;
|
||||
} else { /* Absolute mode */
|
||||
runlength = comprbuf[i++];
|
||||
for (k = 0; k < runlength && j < uncompr_size && i < compr_size; k++) {
|
||||
if (k & 0x01)
|
||||
uncomprbuf[j++] = comprbuf[i++] & 0x0F;
|
||||
else
|
||||
uncomprbuf[j++] = (comprbuf[i] & 0xF0) >> 4;
|
||||
}
|
||||
if (k & 0x01)
|
||||
i++;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
_TIFFfree(comprbuf);
|
||||
|
||||
for (row = 0; row < length; row++) {
|
||||
if (TIFFWriteScanline(out,
|
||||
uncomprbuf + (length - row - 1) * width,
|
||||
row, 0) < 0) {
|
||||
TIFFError(infilename,
|
||||
"scanline %lu: Write error.\n",
|
||||
(unsigned long) row);
|
||||
}
|
||||
}
|
||||
|
||||
_TIFFfree(uncomprbuf);
|
||||
}
|
||||
TIFFWriteDirectory(out);
|
||||
if (blue_tbl) {
|
||||
_TIFFfree(blue_tbl);
|
||||
blue_tbl=NULL;
|
||||
}
|
||||
if (green_tbl) {
|
||||
_TIFFfree(green_tbl);
|
||||
green_tbl=NULL;
|
||||
}
|
||||
if (red_tbl) {
|
||||
_TIFFfree(red_tbl);
|
||||
red_tbl=NULL;
|
||||
}
|
||||
}
|
||||
|
||||
bad3:
|
||||
@ -776,7 +804,7 @@ processCompressOptions(char* opt)
|
||||
|
||||
static char* stuff[] = {
|
||||
"bmp2tiff --- convert Windows BMP files to TIFF",
|
||||
"usage: bmp2tiff [options] input.bmp output.tif",
|
||||
"usage: bmp2tiff [options] input.bmp [input2.bmp ...] output.tif",
|
||||
"where options are:",
|
||||
" -r # make each strip have no more than # rows",
|
||||
"",
|
||||
|
||||
Loading…
Reference in New Issue
Block a user