ReactOS  0.4.14-dev-815-ge410a12
tif_strip.c File Reference
#include <precomp.h>
Include dependency graph for tif_strip.c:

Go to the source code of this file.

Functions

uint32 TIFFComputeStrip (TIFF *tif, uint32 row, uint16 sample)
 
uint32 TIFFNumberOfStrips (TIFF *tif)
 
uint64 TIFFVStripSize64 (TIFF *tif, uint32 nrows)
 
tmsize_t TIFFVStripSize (TIFF *tif, uint32 nrows)
 
uint64 TIFFRawStripSize64 (TIFF *tif, uint32 strip)
 
tmsize_t TIFFRawStripSize (TIFF *tif, uint32 strip)
 
uint64 TIFFStripSize64 (TIFF *tif)
 
tmsize_t TIFFStripSize (TIFF *tif)
 
uint32 TIFFDefaultStripSize (TIFF *tif, uint32 request)
 
uint32 _TIFFDefaultStripSize (TIFF *tif, uint32 s)
 
uint64 TIFFScanlineSize64 (TIFF *tif)
 
tmsize_t TIFFScanlineSize (TIFF *tif)
 
uint64 TIFFRasterScanlineSize64 (TIFF *tif)
 
tmsize_t TIFFRasterScanlineSize (TIFF *tif)
 

Function Documentation

◆ _TIFFDefaultStripSize()

uint32 _TIFFDefaultStripSize ( TIFF tif,
uint32  s 
)

Definition at line 223 of file tif_strip.c.

224 {
225  if ((int32) s < 1) {
226  /*
227  * If RowsPerStrip is unspecified, try to break the
228  * image up into strips that are approximately
229  * STRIP_SIZE_DEFAULT bytes long.
230  */
231  uint64 scanlinesize;
232  uint64 rows;
233  scanlinesize=TIFFScanlineSize64(tif);
234  if (scanlinesize==0)
235  scanlinesize=1;
236  rows=(uint64)STRIP_SIZE_DEFAULT/scanlinesize;
237  if (rows==0)
238  rows=1;
239  else if (rows>0xFFFFFFFF)
240  rows=0xFFFFFFFF;
241  s=(uint32)rows;
242  }
243  return (s);
244 }
unsigned long long uint64
Definition: platform.h:18
#define STRIP_SIZE_DEFAULT
Definition: tiffiop.h:69
unsigned int uint32
Definition: types.h:32
uint64 TIFFScanlineSize64(TIFF *tif)
Definition: tif_strip.c:257
GLdouble s
Definition: gl.h:2039
long int32
Definition: platform.h:12

Referenced by _TIFFSetDefaultCompressionState().

◆ TIFFComputeStrip()

uint32 TIFFComputeStrip ( TIFF tif,
uint32  row,
uint16  sample 
)

Definition at line 36 of file tif_strip.c.

37 {
38  static const char module[] = "TIFFComputeStrip";
39  TIFFDirectory *td = &tif->tif_dir;
40  uint32 strip;
41 
42  strip = row / td->td_rowsperstrip;
44  if (sample >= td->td_samplesperpixel) {
46  "%lu: Sample out of range, max %lu",
47  (unsigned long) sample, (unsigned long) td->td_samplesperpixel);
48  return (0);
49  }
50  strip += (uint32)sample*td->td_stripsperimage;
51  }
52  return (strip);
53 }
unsigned int uint32
Definition: types.h:32
thandle_t tif_clientdata
Definition: tiffiop.h:207
uint32 td_stripsperimage
Definition: tif_dir.h:99
uint16 td_planarconfig
Definition: tif_dir.h:89
void TIFFErrorExt(thandle_t fd, const char *module, const char *fmt,...)
Definition: tif_error.c:65
#define PLANARCONFIG_SEPARATE
Definition: tiff.h:241
uint32 td_rowsperstrip
Definition: tif_dir.h:83
TIFFDirectory tif_dir
Definition: tiffiop.h:151
uint16 td_samplesperpixel
Definition: tif_dir.h:82
struct png_info_def *typedef unsigned char **typedef struct png_info_def *typedef struct png_info_def *typedef struct png_info_def *typedef unsigned char ** row
Definition: typeof.h:78

Referenced by gtStripContig(), and gtStripSeparate().

◆ TIFFDefaultStripSize()

uint32 TIFFDefaultStripSize ( TIFF tif,
uint32  request 
)

Definition at line 217 of file tif_strip.c.

218 {
219  return (*tif->tif_defstripsize)(tif, request);
220 }
Definition: tftpd.h:85
TIFFStripMethod tif_defstripsize
Definition: tiffiop.h:189

◆ TIFFNumberOfStrips()

uint32 TIFFNumberOfStrips ( TIFF tif)

Definition at line 59 of file tif_strip.c.

60 {
61  TIFFDirectory *td = &tif->tif_dir;
62  uint32 nstrips;
63 
64  nstrips = (td->td_rowsperstrip == (uint32) -1 ? 1 :
67  nstrips = _TIFFMultiply32(tif, nstrips, (uint32)td->td_samplesperpixel,
68  "TIFFNumberOfStrips");
69  return (nstrips);
70 }
uint32 _TIFFMultiply32(TIFF *tif, uint32 first, uint32 second, const char *where)
Definition: tif_aux.c:37
#define TIFFhowmany_32(x, y)
Definition: tiffiop.h:264
unsigned int uint32
Definition: types.h:32
uint16 td_planarconfig
Definition: tif_dir.h:89
uint32 td_imagelength
Definition: tif_dir.h:72
#define PLANARCONFIG_SEPARATE
Definition: tiff.h:241
uint32 td_rowsperstrip
Definition: tif_dir.h:83
TIFFDirectory tif_dir
Definition: tiffiop.h:151
uint16 td_samplesperpixel
Definition: tif_dir.h:82

Referenced by TIFFReadDirectory(), and TIFFSetupStrips().

◆ TIFFRasterScanlineSize()

tmsize_t TIFFRasterScanlineSize ( TIFF tif)

Definition at line 344 of file tif_strip.c.

345 {
346  static const char module[] = "TIFFRasterScanlineSize";
347  uint64 m;
349  return _TIFFCastUInt64ToSSize(tif, m, module);
350 }
unsigned long long uint64
Definition: platform.h:18
uint64 TIFFRasterScanlineSize64(TIFF *tif)
Definition: tif_strip.c:329
const GLfloat * m
Definition: glext.h:10848
tmsize_t _TIFFCastUInt64ToSSize(TIFF *tif, uint64 val, const char *module)
Definition: tif_aux.c:83

◆ TIFFRasterScanlineSize64()

uint64 TIFFRasterScanlineSize64 ( TIFF tif)

Definition at line 329 of file tif_strip.c.

330 {
331  static const char module[] = "TIFFRasterScanlineSize64";
332  TIFFDirectory *td = &tif->tif_dir;
333  uint64 scanline;
334 
335  scanline = _TIFFMultiply64(tif, td->td_bitspersample, td->td_imagewidth, module);
337  scanline = _TIFFMultiply64(tif, scanline, td->td_samplesperpixel, module);
338  return (TIFFhowmany8_64(scanline));
339  } else
340  return (_TIFFMultiply64(tif, TIFFhowmany8_64(scanline),
341  td->td_samplesperpixel, module));
342 }
unsigned long long uint64
Definition: platform.h:18
uint16 td_bitspersample
Definition: tif_dir.h:75
#define TIFFhowmany8_64(x)
Definition: tiffiop.h:274
uint16 td_planarconfig
Definition: tif_dir.h:89
TIFFDirectory tif_dir
Definition: tiffiop.h:151
uint64 _TIFFMultiply64(TIFF *tif, uint64 first, uint64 second, const char *where)
Definition: tif_aux.c:48
uint16 td_samplesperpixel
Definition: tif_dir.h:82
uint32 td_imagewidth
Definition: tif_dir.h:72
#define PLANARCONFIG_CONTIG
Definition: tiff.h:240

Referenced by TIFFRasterScanlineSize().

◆ TIFFRawStripSize()

tmsize_t TIFFRawStripSize ( TIFF tif,
uint32  strip 
)

Definition at line 164 of file tif_strip.c.

165 {
166  static const char module[] = "TIFFRawStripSize";
167  uint64 m;
168  tmsize_t n;
169  m=TIFFRawStripSize64(tif,strip);
170  if (m==(uint64)(-1))
171  n=(tmsize_t)(-1);
172  else
173  {
174  n=(tmsize_t)m;
175  if ((uint64)n!=m)
176  {
177  TIFFErrorExt(tif->tif_clientdata,module,"Integer overflow");
178  n=0;
179  }
180  }
181  return(n);
182 }
unsigned long long uint64
Definition: platform.h:18
uint64 TIFFRawStripSize64(TIFF *tif, uint32 strip)
Definition: tif_strip.c:140
GLdouble n
Definition: glext.h:7729
thandle_t tif_clientdata
Definition: tiffiop.h:207
const GLfloat * m
Definition: glext.h:10848
TIFF_SSIZE_T tmsize_t
Definition: tiffio.h:65
void TIFFErrorExt(thandle_t fd, const char *module, const char *fmt,...)
Definition: tif_error.c:65

◆ TIFFRawStripSize64()

uint64 TIFFRawStripSize64 ( TIFF tif,
uint32  strip 
)

Definition at line 140 of file tif_strip.c.

141 {
142  static const char module[] = "TIFFRawStripSize64";
143  uint64 bytecount = TIFFGetStrileByteCount(tif, strip);
144 
145  if (bytecount == 0)
146  {
147 #if defined(__WIN32__) && (defined(_MSC_VER) || defined(__MINGW32__))
149  "%I64u: Invalid strip byte count, strip %lu",
150  (unsigned __int64) bytecount,
151  (unsigned long) strip);
152 #else
154  "%llu: Invalid strip byte count, strip %lu",
155  (unsigned long long) bytecount,
156  (unsigned long) strip);
157 #endif
158  bytecount = (uint64) -1;
159  }
160 
161  return bytecount;
162 }
unsigned long long uint64
Definition: platform.h:18
thandle_t tif_clientdata
Definition: tiffiop.h:207
void TIFFErrorExt(thandle_t fd, const char *module, const char *fmt,...)
Definition: tif_error.c:65
uint64 TIFFGetStrileByteCount(TIFF *tif, uint32 strile)
Definition: tif_dirread.c:6305
#define __int64
Definition: basetyps.h:16

Referenced by TIFFRawStripSize().

◆ TIFFScanlineSize()

tmsize_t TIFFScanlineSize ( TIFF tif)

Definition at line 314 of file tif_strip.c.

315 {
316  static const char module[] = "TIFFScanlineSize";
317  uint64 m;
318  m=TIFFScanlineSize64(tif);
319  return _TIFFCastUInt64ToSSize(tif, m, module);
320 }
unsigned long long uint64
Definition: platform.h:18
const GLfloat * m
Definition: glext.h:10848
uint64 TIFFScanlineSize64(TIFF *tif)
Definition: tif_strip.c:257
tmsize_t _TIFFCastUInt64ToSSize(TIFF *tif, uint64 val, const char *module)
Definition: tif_aux.c:83

Referenced by gtStripContig(), gtStripSeparate(), PredictorSetup(), TIFFReadDirectory(), and TIFFWriteCheck().

◆ TIFFScanlineSize64()

uint64 TIFFScanlineSize64 ( TIFF tif)

Definition at line 257 of file tif_strip.c.

258 {
259  static const char module[] = "TIFFScanlineSize64";
260  TIFFDirectory *td = &tif->tif_dir;
261  uint64 scanline_size;
263  {
264  if ((td->td_photometric==PHOTOMETRIC_YCBCR)&&
265  (td->td_samplesperpixel==3)&&
266  (!isUpSampled(tif)))
267  {
268  uint16 ycbcrsubsampling[2];
269  uint16 samplingblock_samples;
270  uint32 samplingblocks_hor;
271  uint64 samplingrow_samples;
272  uint64 samplingrow_size;
273  if(td->td_samplesperpixel!=3)
274  {
276  "Invalid td_samplesperpixel value");
277  return 0;
278  }
280  ycbcrsubsampling+0,
281  ycbcrsubsampling+1);
282  if (((ycbcrsubsampling[0]!=1)&&(ycbcrsubsampling[0]!=2)&&(ycbcrsubsampling[0]!=4)) ||
283  ((ycbcrsubsampling[1]!=1)&&(ycbcrsubsampling[1]!=2)&&(ycbcrsubsampling[1]!=4)))
284  {
286  "Invalid YCbCr subsampling");
287  return 0;
288  }
289  samplingblock_samples = ycbcrsubsampling[0]*ycbcrsubsampling[1]+2;
290  samplingblocks_hor = TIFFhowmany_32(td->td_imagewidth,ycbcrsubsampling[0]);
291  samplingrow_samples = _TIFFMultiply64(tif,samplingblocks_hor,samplingblock_samples,module);
292  samplingrow_size = TIFFhowmany_64(_TIFFMultiply64(tif,samplingrow_samples,td->td_bitspersample,module),8);
293  scanline_size = (samplingrow_size/ycbcrsubsampling[1]);
294  }
295  else
296  {
297  uint64 scanline_samples;
298  scanline_samples=_TIFFMultiply64(tif,td->td_imagewidth,td->td_samplesperpixel,module);
299  scanline_size=TIFFhowmany_64(_TIFFMultiply64(tif,scanline_samples,td->td_bitspersample,module),8);
300  }
301  }
302  else
303  {
305  }
306  if (scanline_size == 0)
307  {
308  TIFFErrorExt(tif->tif_clientdata,module,"Computed scanline size is zero");
309  return 0;
310  }
311  return(scanline_size);
312 }
unsigned long long uint64
Definition: platform.h:18
uint16 td_bitspersample
Definition: tif_dir.h:75
#define PHOTOMETRIC_YCBCR
Definition: tiff.h:202
#define TIFFhowmany_32(x, y)
Definition: tiffiop.h:264
unsigned int uint32
Definition: types.h:32
#define TIFFTAG_YCBCRSUBSAMPLING
Definition: tiff.h:367
thandle_t tif_clientdata
Definition: tiffiop.h:207
#define isUpSampled(tif)
Definition: tiffiop.h:232
uint16 td_planarconfig
Definition: tif_dir.h:89
int TIFFGetFieldDefaulted(TIFF *tif, uint32 tag,...)
Definition: tif_aux.c:345
uint16 td_photometric
Definition: tif_dir.h:78
void TIFFErrorExt(thandle_t fd, const char *module, const char *fmt,...)
Definition: tif_error.c:65
unsigned short uint16
Definition: types.h:30
TIFFDirectory tif_dir
Definition: tiffiop.h:151
uint64 _TIFFMultiply64(TIFF *tif, uint64 first, uint64 second, const char *where)
Definition: tif_aux.c:48
#define TIFFhowmany_64(x, y)
Definition: tiffiop.h:273
uint16 td_samplesperpixel
Definition: tif_dir.h:82
uint32 td_imagewidth
Definition: tif_dir.h:72
#define PLANARCONFIG_CONTIG
Definition: tiff.h:240

Referenced by _TIFFDefaultStripSize(), ByteCountLooksBad(), EstimateStripByteCounts(), TIFFScanlineSize(), and TIFFVStripSize64().

◆ TIFFStripSize()

tmsize_t TIFFStripSize ( TIFF tif)

Definition at line 202 of file tif_strip.c.

203 {
204  static const char module[] = "TIFFStripSize";
205  uint64 m;
206  m=TIFFStripSize64(tif);
207  return _TIFFCastUInt64ToSSize(tif, m, module);
208 }
unsigned long long uint64
Definition: platform.h:18
const GLfloat * m
Definition: glext.h:10848
uint64 TIFFStripSize64(TIFF *tif)
Definition: tif_strip.c:193
tmsize_t _TIFFCastUInt64ToSSize(TIFF *tif, uint64 val, const char *module)
Definition: tif_aux.c:83

Referenced by gtStripContig(), gtStripSeparate(), TIFFFillStrip(), TIFFReadDirectory(), and TIFFWriteBufferSetup().

◆ TIFFStripSize64()

uint64 TIFFStripSize64 ( TIFF tif)

Definition at line 193 of file tif_strip.c.

194 {
195  TIFFDirectory* td = &tif->tif_dir;
196  uint32 rps = td->td_rowsperstrip;
197  if (rps > td->td_imagelength)
198  rps = td->td_imagelength;
199  return (TIFFVStripSize64(tif, rps));
200 }
uint64 TIFFVStripSize64(TIFF *tif, uint32 nrows)
Definition: tif_strip.c:76
unsigned int uint32
Definition: types.h:32
uint32 td_imagelength
Definition: tif_dir.h:72
uint32 td_rowsperstrip
Definition: tif_dir.h:83
TIFFDirectory tif_dir
Definition: tiffiop.h:151

Referenced by _TIFFRewriteField(), TIFFReadDirectory(), TIFFStripSize(), TIFFWriteDirectoryTagLongLong8Array(), and TryChopUpUncompressedBigTiff().

◆ TIFFVStripSize()

tmsize_t TIFFVStripSize ( TIFF tif,
uint32  nrows 
)

Definition at line 128 of file tif_strip.c.

129 {
130  static const char module[] = "TIFFVStripSize";
131  uint64 m;
132  m=TIFFVStripSize64(tif,nrows);
133  return _TIFFCastUInt64ToSSize(tif, m, module);
134 }
unsigned long long uint64
Definition: platform.h:18
uint64 TIFFVStripSize64(TIFF *tif, uint32 nrows)
Definition: tif_strip.c:76
const GLfloat * m
Definition: glext.h:10848
tmsize_t _TIFFCastUInt64ToSSize(TIFF *tif, uint64 val, const char *module)
Definition: tif_aux.c:83

Referenced by TIFFReadEncodedStripGetStripSize().

◆ TIFFVStripSize64()

uint64 TIFFVStripSize64 ( TIFF tif,
uint32  nrows 
)

Definition at line 76 of file tif_strip.c.

77 {
78  static const char module[] = "TIFFVStripSize64";
79  TIFFDirectory *td = &tif->tif_dir;
80  if (nrows==(uint32)(-1))
81  nrows=td->td_imagelength;
84  (!isUpSampled(tif)))
85  {
86  /*
87  * Packed YCbCr data contain one Cb+Cr for every
88  * HorizontalSampling*VerticalSampling Y values.
89  * Must also roundup width and height when calculating
90  * since images that are not a multiple of the
91  * horizontal/vertical subsampling area include
92  * YCbCr data for the extended image.
93  */
94  uint16 ycbcrsubsampling[2];
95  uint16 samplingblock_samples;
96  uint32 samplingblocks_hor;
97  uint32 samplingblocks_ver;
98  uint64 samplingrow_samples;
99  uint64 samplingrow_size;
100  if(td->td_samplesperpixel!=3)
101  {
103  "Invalid td_samplesperpixel value");
104  return 0;
105  }
106  TIFFGetFieldDefaulted(tif,TIFFTAG_YCBCRSUBSAMPLING,ycbcrsubsampling+0,
107  ycbcrsubsampling+1);
108  if ((ycbcrsubsampling[0] != 1 && ycbcrsubsampling[0] != 2 && ycbcrsubsampling[0] != 4)
109  ||(ycbcrsubsampling[1] != 1 && ycbcrsubsampling[1] != 2 && ycbcrsubsampling[1] != 4))
110  {
112  "Invalid YCbCr subsampling (%dx%d)",
113  ycbcrsubsampling[0],
114  ycbcrsubsampling[1] );
115  return 0;
116  }
117  samplingblock_samples=ycbcrsubsampling[0]*ycbcrsubsampling[1]+2;
118  samplingblocks_hor=TIFFhowmany_32(td->td_imagewidth,ycbcrsubsampling[0]);
119  samplingblocks_ver=TIFFhowmany_32(nrows,ycbcrsubsampling[1]);
120  samplingrow_samples=_TIFFMultiply64(tif,samplingblocks_hor,samplingblock_samples,module);
121  samplingrow_size=TIFFhowmany8_64(_TIFFMultiply64(tif,samplingrow_samples,td->td_bitspersample,module));
122  return(_TIFFMultiply64(tif,samplingrow_size,samplingblocks_ver,module));
123  }
124  else
125  return(_TIFFMultiply64(tif,nrows,TIFFScanlineSize64(tif),module));
126 }
unsigned long long uint64
Definition: platform.h:18
uint16 td_bitspersample
Definition: tif_dir.h:75
#define PHOTOMETRIC_YCBCR
Definition: tiff.h:202
#define TIFFhowmany_32(x, y)
Definition: tiffiop.h:264
unsigned int uint32
Definition: types.h:32
#define TIFFTAG_YCBCRSUBSAMPLING
Definition: tiff.h:367
thandle_t tif_clientdata
Definition: tiffiop.h:207
#define isUpSampled(tif)
Definition: tiffiop.h:232
#define TIFFhowmany8_64(x)
Definition: tiffiop.h:274
uint64 TIFFScanlineSize64(TIFF *tif)
Definition: tif_strip.c:257
uint16 td_planarconfig
Definition: tif_dir.h:89
int TIFFGetFieldDefaulted(TIFF *tif, uint32 tag,...)
Definition: tif_aux.c:345
uint32 td_imagelength
Definition: tif_dir.h:72
uint16 td_photometric
Definition: tif_dir.h:78
void TIFFErrorExt(thandle_t fd, const char *module, const char *fmt,...)
Definition: tif_error.c:65
unsigned short uint16
Definition: types.h:30
TIFFDirectory tif_dir
Definition: tiffiop.h:151
uint64 _TIFFMultiply64(TIFF *tif, uint64 first, uint64 second, const char *where)
Definition: tif_aux.c:48
uint16 td_samplesperpixel
Definition: tif_dir.h:82
uint32 td_imagewidth
Definition: tif_dir.h:72
#define PLANARCONFIG_CONTIG
Definition: tiff.h:240

Referenced by TIFFStripSize64(), TIFFVStripSize(), and TryChopUpUncompressedBigTiff().