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#922 -pS for TIFF tagName() uses Exiv2::exifTagList() (and similar) to find tag name.

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Robin Mills 2015-04-25 12:32:40 +00:00
parent 9ad8a0b4ee
commit 39e95c8c99
1 changed files with 28 additions and 75 deletions
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103
src/tiffimage.cpp
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@ -411,82 +411,35 @@ namespace Exiv2 {
return result;
}
static const char* tagName(uint16_t tag)
static const char* tagName(uint16_t tag,int nMaxLength)
{
const char* result = NULL;
switch (tag ) {
case 0x00fe : result = "NewSubfileType" ; break;
case 0x0100 : result = "Width" ; break;
case 0x0101 : result = "Length" ; break;
case 0x0102 : result = "BitsPerSample" ; break;
case 0x0103 : result = "Compression" ; break;
case 0x0106 : result = "PhotometricInterp" ; break;
case 0x0111 : result = "StripOffsets" ; break;
case 0x0112 : result = "Orientation" ; break;
case 0x0115 : result = "SamplesPerPixel" ; break;
case 0x0116 : result = "RowsPerStrip" ; break;
case 0x0117 : result = "StripByteCounts" ; break;
case 0x011a : result = "XResolution" ; break;
case 0x011b : result = "YResolution" ; break;
case 0x011c : result = "PlanarConfig" ; break;
case 0x0128 : result = "ResolutionUnit" ; break;
case 0x0131 : result = "Software" ; break;
case 0x0132 : result = "DateTime" ; break;
case 0x013d : result = "Predictor" ; break;
case 0x0153 : result = "SampleFormat" ; break;
case 0x0122 : result = "GrayResponseUnit" ; break;
case 0x0123 : result = "GrayResponseCurve" ; break;
case 0x0124 : result = "T4Options" ; break;
case 0x0125 : result = "T6Options" ; break;
case 0x0129 : result = "PageNumber" ; break;
case 0x012d : result = "TransferFunction" ; break;
case 0x013e : result = "WhitePoint" ; break;
case 0x013f : result = "PrimaryChromas" ; break;
case 0x0140 : result = "ColorMap" ; break;
case 0x0141 : result = "HalftoneHints" ; break;
case 0x0142 : result = "TileWidth" ; break;
case 0x0143 : result = "TileLength" ; break;
case 0x0144 : result = "TileOffsets" ; break;
case 0x0145 : result = "TileByteCounts" ; break;
case 0x014c : result = "InkSet" ; break;
case 0x014d : result = "InkNames" ; break;
case 0x014e : result = "NumberOfInks" ; break;
case 0x0150 : result = "DotRange" ; break;
case 0x0151 : result = "TargetPrinter" ; break;
case 0x0152 : result = "ExtraSamples" ; break;
case 0x0154 : result = "SMinSampleValue" ; break;
case 0x0155 : result = "SMaxSampleValue" ; break;
case 0x0156 : result = "TransferRange" ; break;
case 0x0157 : result = "ClipPath" ; break;
case 0x0158 : result = "XClipPathUnits" ; break;
case 0x0159 : result = "YClipPathUnits" ; break;
case 0x015a : result = "Indexed" ; break;
case 0x015b : result = "JPEGTables" ; break;
case 0x0200 : result = "JPEGProc" ; break;
case 0x0201 : result = "JPEGInterchangeFormat" ; break;
case 0x0202 : result = "JPEGInterchangeFmtLen" ; break;
case 0x0203 : result = "JPEGRestartInterval" ; break;
case 0x0205 : result = "JPEGLosslessPredictors" ; break;
case 0x0206 : result = "JPEGPointTransforms" ; break;
case 0x0207 : result = "JPEGQTables" ; break;
case 0x0208 : result = "JPEGDCTables" ; break;
case 0x0209 : result = "JPEGACTables" ; break;
case 0x0211 : result = "YCbCrCoefficients" ; break;
case 0x0212 : result = "YCbCrSubSampling" ; break;
case 0x0213 : result = "YCbCrPositioning" ; break;
case 0x0214 : result = "ReferenceBlackWhite" ; break;
case 0x02bc : result = "XMP" ; break;
case 0x828d : result = "CFARepeatPatternDim" ; break;
case 0x828e : result = "CFAPattern" ; break;
case 0x8769 : result = "Exif Offset" ; break;
case 0x8773 : result = "InterColorProfile" ; break;
case 0x8824 : result = "SpectralSensitivity" ; break;
case 0x8828 : result = "OECF" ; break;
case 0x9102 : result = "CompressedBitsPerPixel" ; break;
case 0x9217 : result = "SensingMethod" ; break;
default : result = "unknown" ; break;
const char* result = NULL;
// build a static map of tags for fast search
static std::map<int,const char*> tags;
static bool init = true;
static char buffer[80];
if ( init ) {
int idx;
const TagInfo* ti ;
for (ti = Exiv2:: mnTagList(), idx = 0; ti[idx].tag_ != 0xffff; ++idx) tags[ti[idx].tag_] = ti[idx].name_;
for (ti = Exiv2:: iopTagList(), idx = 0; ti[idx].tag_ != 0xffff; ++idx) tags[ti[idx].tag_] = ti[idx].name_;
for (ti = Exiv2:: gpsTagList(), idx = 0; ti[idx].tag_ != 0xffff; ++idx) tags[ti[idx].tag_] = ti[idx].name_;
for (ti = Exiv2:: ifdTagList(), idx = 0; ti[idx].tag_ != 0xffff; ++idx) tags[ti[idx].tag_] = ti[idx].name_;
for (ti = Exiv2::exifTagList(), idx = 0; ti[idx].tag_ != 0xffff; ++idx) tags[ti[idx].tag_] = ti[idx].name_;
}
return result;
init = false;
try {
result = tags[tag];
if ( nMaxLength > sizeof(buffer) )
nMaxLength = sizeof(buffer) - 2;
strncpy(buffer,result,nMaxLength);
result = buffer;
} catch ( ... ) {}
return result ;
}
static bool isStringType(uint16_t type)
@ -543,7 +496,7 @@ namespace Exiv2 {
uint32_t Offset = byteSwap4(buf,8,bSwap);
if ( option == kpsBasic ) {
uint32_t address = offset + 2 + i*12 ;
out << stringFormat("%8u | %#06x %-20s |%10s |%9u |%9u | ",address,Tag,tagName(Tag),typeName(Type),Count,Offset);
out << stringFormat("%8u | %#06x %-20s |%10s |%9u |%9u | ",address,Tag,tagName(Tag,20),typeName(Type),Count,Offset);
if ( isStringType(Type) ) {
size_t restore = io_->tell();
io_->seek(Offset,BasicIo::beg);