本文整理汇总了C++中dng_stream::Get方法的典型用法代码示例。如果您正苦于以下问题：C++ dng_stream::Get方法的具体用法？C++ dng_stream::Get怎么用？C++ dng_stream::Get使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类dng_stream的用法示例。
在下文中一共展示了dng_stream::Get方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: ParseString
void dng_iptc::ParseString (dng_stream &stream,
dng_string &s,
CharSet charSet)
{
uint32 length = stream.Get_uint16 ();
dng_memory_data buffer (length + 1);
char *c = buffer.Buffer_char ();
stream.Get (c, length);
c [length] = 0;
switch (charSet)
{
case kCharSetUTF8:
{
s.Set_UTF8 (c);
break;
}
default:
{
s.Set_SystemEncoding (c);
}
}
s.SetLineEndingsToNewLines ();
s.StripLowASCII ();
s.TrimTrailingBlanks ();
}示例2: ParseTag
//.........这里部分代码省略.........
break;
}
if (olympusMakerParent)
{
// Olympus made a mistake in some camera models in computing
// the size of these sub-tags, so we fudge the count.
if (ParseMakerNoteIFD (host,
stream,
stream.Length () - tagOffset,
tagOffset,
offsetDelta,
tagOffset,
stream.Length (),
olympusMakerParent))
{
return;
}
}
}
if (parentCode == tcRicohMakerNote &&
tagCode == 0x2001 &&
tagType == ttUndefined &&
tagCount > 22)
{
char header [20];
stream.SetReadPosition (tagOffset);
stream.Get (header, sizeof (header));
if (memcmp (header, "[Ricoh Camera Info]", 19) == 0)
{
ParseMakerNoteIFD (host,
stream,
tagCount - 20,
tagOffset + 20,
offsetDelta,
tagOffset + 20,
tagOffset + tagCount,
tcRicohMakerNoteCameraInfo);
return;
}
}
#if qDNGValidate
{
stream.SetReadPosition (tagOffset);
if (gVerbose)
{
printf ("*");
DumpTagValues (stream,
LookupTagType (tagType),
parentCode,
tagCode,
tagType,
tagCount);
}
// If type is ASCII, then parse anyway so we report any ASCII
// NULL termination or character set errors.
else if (tagType == ttAscii)
{
dng_string s;
ParseStringTag (stream,
parentCode,
tagCode,
tagCount,
s,
false);
}
}
#endif
}示例3: ParseMakerNote
void dng_info::ParseMakerNote (dng_host &host,
dng_stream &stream,
uint32 makerNoteCount,
uint64 makerNoteOffset,
int64 offsetDelta,
uint64 minOffset,
uint64 maxOffset)
{
uint8 firstBytes [16];
memset (firstBytes, 0, sizeof (firstBytes));
stream.SetReadPosition (makerNoteOffset);
stream.Get (firstBytes, (uint32) Min_uint64 (sizeof (firstBytes),
makerNoteCount));
// Epson MakerNote with header.
if (memcmp (firstBytes, "EPSON\000\001\000", 8) == 0)
{
if (makerNoteCount > 8)
{
ParseMakerNoteIFD (host,
stream,
makerNoteCount - 8,
makerNoteOffset + 8,
offsetDelta,
minOffset,
maxOffset,
tcEpsonMakerNote);
}
return;
}
// Fujifilm MakerNote.
if (memcmp (firstBytes, "FUJIFILM", 8) == 0)
{
stream.SetReadPosition (makerNoteOffset + 8);
TempLittleEndian tempEndian (stream);
uint32 ifd_offset = stream.Get_uint32 ();
if (ifd_offset >= 12 && ifd_offset < makerNoteCount)
{
ParseMakerNoteIFD (host,
stream,
makerNoteCount - ifd_offset,
makerNoteOffset + ifd_offset,
makerNoteOffset,
minOffset,
maxOffset,
tcFujiMakerNote);
}
return;
}
// Leica MakerNote.
if (memcmp (firstBytes, "LEICA\000\000\000", 8) == 0)
{
if (makerNoteCount > 8)
{
ParseMakerNoteIFD (host,
stream,
makerNoteCount - 8,
makerNoteOffset + 8,
makerNoteOffset,
minOffset,
maxOffset,
tcLeicaMakerNote);
}
return;
}
// Nikon version 2 MakerNote with header.
if (memcmp (firstBytes, "Nikon\000\002", 7) == 0)
{
stream.SetReadPosition (makerNoteOffset + 10);
//.........这里部分代码省略.........
示例4: ParseDNGPrivateData
void dng_info::ParseDNGPrivateData (dng_host &host,
dng_stream &stream)
{
if (fShared->fDNGPrivateDataCount < 2)
{
return;
}
// DNG private data should always start with a null-terminated
// company name, to define the format of the private data.
dng_string privateName;
{
char buffer [64];
stream.SetReadPosition (fShared->fDNGPrivateDataOffset);
uint32 readLength = Min_uint32 (fShared->fDNGPrivateDataCount,
sizeof (buffer) - 1);
stream.Get (buffer, readLength);
buffer [readLength] = 0;
privateName.Set (buffer);
}
// Pentax is storing their MakerNote in the DNGPrivateData data.
if (privateName.StartsWith ("PENTAX" ) ||
privateName.StartsWith ("SAMSUNG"))
{
#if qDNGValidate
if (gVerbose)
{
printf ("Parsing Pentax/Samsung DNGPrivateData\n\n");
}
#endif
stream.SetReadPosition (fShared->fDNGPrivateDataOffset + 8);
bool bigEndian = stream.BigEndian ();
uint16 endianMark = stream.Get_uint16 ();
if (endianMark == byteOrderMM)
{
bigEndian = true;
}
else if (endianMark == byteOrderII)
{
bigEndian = false;
}
TempBigEndian temp_endian (stream, bigEndian);
ParseMakerNoteIFD (host,
stream,
fShared->fDNGPrivateDataCount - 10,
fShared->fDNGPrivateDataOffset + 10,
fShared->fDNGPrivateDataOffset,
fShared->fDNGPrivateDataOffset,
fShared->fDNGPrivateDataOffset + fShared->fDNGPrivateDataCount,
tcPentaxMakerNote);
return;
}
// Stop parsing if this is not an Adobe format block.
if (!privateName.Matches ("Adobe"))
{
return;
}
TempBigEndian temp_order (stream);
uint32 section_offset = 6;
while (section_offset + 8 < fShared->fDNGPrivateDataCount)
{
stream.SetReadPosition (fShared->fDNGPrivateDataOffset + section_offset);
uint32 section_key = stream.Get_uint32 ();
uint32 section_count = stream.Get_uint32 ();
if (section_key == DNG_CHAR4 ('M','a','k','N') && section_count > 6)
{
#if qDNGValidate
//.........这里部分代码省略.........
示例5: buffer
bool dng_shared::Parse_ifd0 (dng_stream &stream,
dng_exif & /* exif */,
uint32 parentCode,
uint32 tagCode,
uint32 tagType,
uint32 tagCount,
uint64 tagOffset)
{
switch (tagCode)
{
case tcXMP:
{
CheckTagType (parentCode, tagCode, tagType, ttByte);
fXMPCount = tagCount;
fXMPOffset = fXMPCount ? tagOffset : 0;
#if qDNGValidate
if (gVerbose)
{
printf ("XMP: Count = %u, Offset = %u\n",
(unsigned) fXMPCount,
(unsigned) fXMPOffset);
if (fXMPCount)
{
DumpXMP (stream, fXMPCount);
}
}
#endif
break;
}
case tcIPTC_NAA:
{
CheckTagType (parentCode, tagCode, tagType, ttLong, ttAscii);
fIPTC_NAA_Count = tagCount * TagTypeSize (tagType);
fIPTC_NAA_Offset = fIPTC_NAA_Count ? tagOffset : 0;
#if qDNGValidate
if (gVerbose)
{
printf ("IPTC/NAA: Count = %u, Offset = %u\n",
(unsigned) fIPTC_NAA_Count,
(unsigned) fIPTC_NAA_Offset);
if (fIPTC_NAA_Count)
{
DumpHexAscii (stream, fIPTC_NAA_Count);
}
// Compute and output the digest.
dng_memory_data buffer (fIPTC_NAA_Count);
stream.SetReadPosition (fIPTC_NAA_Offset);
stream.Get (buffer.Buffer (), fIPTC_NAA_Count);
const uint8 *data = buffer.Buffer_uint8 ();
uint32 count = fIPTC_NAA_Count;
// Method 1: Counting all bytes (this is correct).
{
dng_md5_printer printer;
printer.Process (data, count);
printf ("IPTCDigest: ");
DumpFingerprint (printer.Result ());
printf ("\n");
}
// Method 2: Ignoring zero padding.
{
//.........这里部分代码省略.........