private void TestFunc5(byte[] app1Buffer, UInt32 offset, DataConvertor convertor, TagAnalyze analyze)
{
for (int index = ((int)offset) + 6; index < app1Buffer.Length; ++index)
{
// タグの数
UInt16 tagCount = convertor.ToUInt16(app1Buffer, index);
index += 2;
// タグ領域
for (int lndex = 0; lndex < tagCount; ++lndex)
{
// TAG ID
UInt16 tagID = convertor.ToUInt16(app1Buffer, index);
// TAG型
UInt16 tagType = convertor.ToUInt16(app1Buffer, index + 2);
// TAGデータ長
UInt32 tagLen = convertor.ToUInt32(app1Buffer, index + 4);
// TAG値
byte[] tagValue = new byte[4];
System.Buffer.BlockCopy(app1Buffer, index + 8, tagValue, 0, tagValue.Length);
index += 12;
// delegate
analyze(tagID, tagType, tagLen, tagValue);
}
// 次のIFDへのポインタ
UInt32 nextPointer = convertor.ToUInt32(app1Buffer, index);
index += 4;
if (0 == nextPointer)
{
break;
}
index = (((int)nextPointer) - 1) + 6;
}
}
private void TestFuncGPSInfo(byte[] app1Buffer, UInt32 offset, DataConvertor convertor)
{
for (int index = ((int)offset) + 6; index < app1Buffer.Length; ++index)
{
// タグの数
UInt16 tagCount = convertor.ToUInt16(app1Buffer, index);
index += 2;
// タグ領域
byte[] tagBuffer = new byte[12];
for (int lndex = 0; lndex < tagCount; ++lndex)
{
System.Buffer.BlockCopy(app1Buffer, index, tagBuffer, 0, tagBuffer.Length);
index += 12;
UInt16 tagID = convertor.ToUInt16(tagBuffer, 0);
UInt16 tagType = convertor.ToUInt16(tagBuffer, 2);
UInt32 tagLen = convertor.ToUInt32(tagBuffer, 4);
UInt32 tagValue = convertor.ToUInt32(tagBuffer, 8);
switch (tagType)
{
// 1:BYTE(1byte)8ビット符合なし整数
// 2:ASCII(?byte)ASCII文字の集合'0.H'で終端
case 2:
{
string value = string.Empty;
if (tagLen <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)tagBuffer[8 + jndex];
}
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)app1Buffer[offsetvalue + jndex];
}
}
value = value.TrimEnd(new char[] { '\0' });
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, value);
}
break;
// 3:SHORT(2byte)16ビット符合なし整数
case 3:
{
UInt16[] values = new UInt16[tagLen];
if ((tagLen * 2) <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(tagBuffer, 8 + (2 * jndex));
}
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",{0}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 4:LONG(4byte)32ビット符合なし整数
case 4:
{
UInt32[] values = new UInt32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToUInt32(tagBuffer, 8);
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 5:RATIONAL(8byte)LONG２つ、分子／分母
case 5:
{
int offsetvalue = (int)tagValue + 6;
UInt32[] values = new UInt32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 7:UNDEFINED(?byte)未定義のバイト列
case 7:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagBuffer[8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagBuffer[8 + jndex]);
}
}
else
{
int line = 1;
int offsetvalue = (int)tagValue + 6;
sb.AppendFormat("0x{0:X2}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",0x{0:X2}", app1Buffer[offsetvalue + 8 + jndex]);
line++;
if (16 <= line)
{
line = 0;
sb.Append("\r\n");
}
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 9:SLONG(4byte)32ビット符合あり整数
case 9:
{
Int32[] values = new Int32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToInt32(tagBuffer, 8);
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 10:SRATIONAL(8byte)SLONG２つ、分子／分母
case 10:
{
int offsetvalue = (int)tagValue + 6;
Int32[] values = new Int32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
default:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagBuffer[8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagBuffer[8 + jndex]);
}
}
else
{
int offsetvalue = (int)tagValue + 6;
sb.AppendFormat("{0}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", app1Buffer[offsetvalue + 8 + jndex]);
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
}
}
// 次のIFDへのポインタ
UInt32 nextPointer = convertor.ToUInt32(app1Buffer, index);
index += 4;
if (0 == nextPointer)
{
break;
}
index = (((int)nextPointer) - 1) + 6;
}
}
private void GPSInfoCore(UInt16 tagID, UInt16 tagType, UInt32 tagLen, byte[] tagValue, byte[] app1Buffer, DataConvertor convertor)
{
switch (tagType)
{
// 1:BYTE(1byte)8ビット符合なし整数
case 1:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagValue[0]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagValue[jndex]);
}
}
else
{
int line = 1;
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
sb.AppendFormat("0x{0:X2}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",0x{0:X2}", app1Buffer[offsetvalue + 8 + jndex]);
line++;
if (16 <= line)
{
line = 0;
sb.Append("\r\n");
}
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 2:ASCII(?byte)ASCII文字の集合'0.H'で終端
case 2:
{
string value = string.Empty;
if (tagLen <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)tagValue[jndex];
}
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)app1Buffer[offsetvalue + jndex];
}
}
value = value.TrimEnd(new char[] { '\0' });
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, value);
}
break;
// 3:SHORT(2byte)16ビット符合なし整数
case 3:
{
UInt16[] values = new UInt16[tagLen];
if ((tagLen * 2) <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(tagValue, (2 * jndex));
}
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",{0}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 4:LONG(4byte)32ビット符合なし整数
case 4:
{
UInt32[] values = new UInt32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToUInt32(tagValue, 0);
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 5:RATIONAL(8byte)LONG２つ、分子／分母
case 5:
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
UInt32[] values = new UInt32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 7:UNDEFINED(?byte)未定義のバイト列
case 7:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagValue[0]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagValue[jndex]);
}
}
else
{
int line = 1;
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
sb.AppendFormat("0x{0:X2}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",0x{0:X2}", app1Buffer[offsetvalue + 8 + jndex]);
line++;
if (16 <= line)
{
line = 0;
sb.Append("\r\n");
}
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 9:SLONG(4byte)32ビット符合あり整数
case 9:
{
Int32[] values = new Int32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToInt32(tagValue, 0);
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 10:SRATIONAL(8byte)SLONG２つ、分子／分母
case 10:
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
Int32[] values = new Int32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
default:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagValue[0]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagValue[jndex]);
}
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
sb.AppendFormat("{0}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", app1Buffer[offsetvalue + 8 + jndex]);
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
}
}
private void TestFunc4(byte[] app1Buffer)
{
if ('E' != app1Buffer[0])
{
return;
}
if ('x' != app1Buffer[1])
{
return;
}
if ('i' != app1Buffer[2])
{
return;
}
if ('f' != app1Buffer[3])
{
return;
}
if (0x00 != app1Buffer[4])
{
return;
}
if (0x00 != app1Buffer[5])
{
return;
}
DataConvertor convertor;
if (0x4D == app1Buffer[6] && 0x4D == app1Buffer[7])
{
convertor = new DataConvertor(DataConvertor.ENDIAN.BIG);
// TIFF識別コード
if (0x00 != app1Buffer[8])
{
return;
}
if (0x2A != app1Buffer[9])
{
return;
}
}
else if (0x49 == app1Buffer[6] && 0x49 == app1Buffer[7])
{
convertor = new DataConvertor(DataConvertor.ENDIAN.LITTLE);
// TIFF識別コード
if (0x00 != app1Buffer[9])
{
return;
}
if (0x2A != app1Buffer[8])
{
return;
}
}
else
{
throw new Exception("Endian不明");
}
UInt32 offset = convertor.ToUInt32(app1Buffer, 10);
TagAnalyze funcGPSInfo = delegate(UInt16 tagID, UInt16 tagType, UInt32 tagLen, byte[] tagValue)
{
GPSInfoCore(tagID, tagType, tagLen, tagValue, app1Buffer, convertor);
};
TagAnalyze func = delegate(UInt16 tagID, UInt16 tagType, UInt32 tagLen, byte[] tagValue) {
switch (tagID)
{
// EXIF (0x8769)
case 0x8769:
{
//TestFunc5(app1Buffer, tagValue, convertor, funcGPSInfo);
}
break;
// GPS Info(0x8825)
case 0x8825:
{
UInt32 gpsInfoOffset = convertor.ToUInt32(tagValue, 0);
TestFunc5(app1Buffer, gpsInfoOffset, convertor, funcGPSInfo);
}
break;
default:
//GPSInfoCore(tagID, tagType, tagLen, tagValue, app1Buffer, convertor);
break;
}
};
TestFunc5(app1Buffer, offset, convertor, func);
}
private void TestFuncGPSInfo( byte[] app1Buffer, UInt32 offset, DataConvertor convertor)
{
for (int index = ((int)offset) + 6; index < app1Buffer.Length; ++index)
{
// タグの数
UInt16 tagCount = convertor.ToUInt16(app1Buffer, index);
index += 2;
// タグ領域
byte[] tagBuffer = new byte[12];
for (int lndex = 0; lndex < tagCount; ++lndex)
{
System.Buffer.BlockCopy(app1Buffer, index, tagBuffer, 0, tagBuffer.Length);
index += 12;
UInt16 tagID = convertor.ToUInt16(tagBuffer, 0);
UInt16 tagType = convertor.ToUInt16(tagBuffer, 2);
UInt32 tagLen = convertor.ToUInt32(tagBuffer, 4);
UInt32 tagValue = convertor.ToUInt32(tagBuffer, 8);
switch (tagType)
{
// 1:BYTE(1byte)8ビット符合なし整数
// 2:ASCII(?byte)ASCII文字の集合'0.H'で終端
case 2:
{
string value = string.Empty;
if (tagLen <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)tagBuffer[8 + jndex];
}
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)app1Buffer[offsetvalue + jndex];
}
}
value = value.TrimEnd(new char[] { '\0' });
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, value);
}
break;
// 3:SHORT(2byte)16ビット符合なし整数
case 3:
{
UInt16[] values = new UInt16[tagLen];
if ((tagLen * 2) <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(tagBuffer, 8 + (2 * jndex));
}
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",{0}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 4:LONG(4byte)32ビット符合なし整数
case 4:
{
UInt32[] values = new UInt32[tagLen];
if ( (tagLen * 4) <= 4)
{
values[0] = convertor.ToUInt32(tagBuffer, 8);
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 5:RATIONAL(8byte)LONG２つ、分子／分母
case 5:
{
int offsetvalue = (int)tagValue + 6;
UInt32[] values = new UInt32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 7:UNDEFINED(?byte)未定義のバイト列
case 7:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagBuffer[8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagBuffer[8 + jndex]);
}
}
else
{
int line = 1;
int offsetvalue = (int)tagValue + 6;
sb.AppendFormat("0x{0:X2}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",0x{0:X2}", app1Buffer[offsetvalue + 8 + jndex]);
line++;
if( 16 <= line)
{
line = 0;
sb.Append("\r\n");
}
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 9:SLONG(4byte)32ビット符合あり整数
case 9:
{
Int32[] values = new Int32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToInt32(tagBuffer, 8);
}
else
{
int offsetvalue = (int)tagValue + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 10:SRATIONAL(8byte)SLONG２つ、分子／分母
case 10:
{
int offsetvalue = (int)tagValue + 6;
Int32[] values = new Int32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
default:
{
StringBuilder sb = new StringBuilder();
if( tagLen <= 4)
{
sb.AppendFormat("{0}", tagBuffer[8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagBuffer[8 + jndex]);
}
}
else
{
int offsetvalue = (int)tagValue + 6;
sb.AppendFormat("{0}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", app1Buffer[offsetvalue + 8 + jndex]);
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
}
}
// 次のIFDへのポインタ
UInt32 nextPointer = convertor.ToUInt32(app1Buffer, index);
index += 4;
if (0 == nextPointer)
{
break;
}
index = (((int)nextPointer) - 1) + 6;
}
}
private void GPSInfoCore(UInt16 tagID, UInt16 tagType, UInt32 tagLen, byte[] tagValue, byte[] app1Buffer, DataConvertor convertor)
{
switch (tagType)
{
// 1:BYTE(1byte)8ビット符合なし整数
case 1:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagValue[0]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagValue[jndex]);
}
}
else
{
int line = 1;
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
sb.AppendFormat("0x{0:X2}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",0x{0:X2}", app1Buffer[offsetvalue + 8 + jndex]);
line++;
if (16 <= line)
{
line = 0;
sb.Append("\r\n");
}
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 2:ASCII(?byte)ASCII文字の集合'0.H'で終端
case 2:
{
string value = string.Empty;
if (tagLen <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)tagValue[jndex];
}
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
value += (char)app1Buffer[offsetvalue + jndex];
}
}
value = value.TrimEnd(new char[] { '\0' });
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, value);
}
break;
// 3:SHORT(2byte)16ビット符合なし整数
case 3:
{
UInt16[] values = new UInt16[tagLen];
if ((tagLen * 2) <= 4)
{
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(tagValue, (2 * jndex));
}
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt16(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",{0}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 4:LONG(4byte)32ビット符合なし整数
case 4:
{
UInt32[] values = new UInt32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToUInt32(tagValue, 0);
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 5:RATIONAL(8byte)LONG２つ、分子／分母
case 5:
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
UInt32[] values = new UInt32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToUInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 7:UNDEFINED(?byte)未定義のバイト列
case 7:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagValue[0]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagValue[ jndex]);
}
}
else
{
int line = 1;
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
sb.AppendFormat("0x{0:X2}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",0x{0:X2}", app1Buffer[offsetvalue + 8 + jndex]);
line++;
if (16 <= line)
{
line = 0;
sb.Append("\r\n");
}
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 9:SLONG(4byte)32ビット符合あり整数
case 9:
{
Int32[] values = new Int32[tagLen];
if ((tagLen * 4) <= 4)
{
values[0] = convertor.ToInt32(tagValue, 0);
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
for (int jndex = 0; jndex < tagLen; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (2 * jndex));
}
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("0x{0:X4}", values[0]);
for (int jndex = 1; jndex < values.Length; ++jndex)
{
sb.AppendFormat(",0x{0:X4}", values[jndex]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
// 10:SRATIONAL(8byte)SLONG２つ、分子／分母
case 10:
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
Int32[] values = new Int32[tagLen * 2];
for (int jndex = 0; jndex < values.Length; ++jndex)
{
values[jndex] = convertor.ToInt32(app1Buffer, offsetvalue + (jndex * 4));
}
StringBuilder sb = new StringBuilder();
sb.AppendFormat("{0}/{1}", values[0], values[1]);
for (int jndex = 2; jndex < values.Length; jndex += 2)
{
sb.AppendFormat(",{0}/{1}", values[jndex], values[jndex + 1]);
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
default:
{
StringBuilder sb = new StringBuilder();
if (tagLen <= 4)
{
sb.AppendFormat("{0}", tagValue[0]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", tagValue[ jndex]);
}
}
else
{
int offsetvalue = (int)(convertor.ToUInt32(tagValue, 0)) + 6;
sb.AppendFormat("{0}", app1Buffer[offsetvalue + 8]);
for (int jndex = 1; jndex < tagLen; ++jndex)
{
sb.AppendFormat(",{0}", app1Buffer[offsetvalue + 8 + jndex]);
}
}
System.Diagnostics.Debug.Print("0x{0:X4}(0x{1:X4}) - 0x{2:X8}/{3}", tagID, tagType, tagLen, sb.ToString());
}
break;
}
}
private void TestFunc5(byte[] app1Buffer, UInt32 offset, DataConvertor convertor, TagAnalyze analyze)
{
for (int index = ((int)offset) + 6; index < app1Buffer.Length; ++index)
{
// タグの数
UInt16 tagCount = convertor.ToUInt16(app1Buffer, index);
index += 2;
// タグ領域
for (int lndex = 0; lndex < tagCount; ++lndex)
{
// TAG ID
UInt16 tagID = convertor.ToUInt16(app1Buffer, index);
// TAG型
UInt16 tagType = convertor.ToUInt16(app1Buffer, index + 2);
// TAGデータ長
UInt32 tagLen = convertor.ToUInt32(app1Buffer, index + 4);
// TAG値
byte[] tagValue = new byte[4];
System.Buffer.BlockCopy(app1Buffer, index + 8, tagValue, 0, tagValue.Length);
index += 12;
// delegate
analyze(tagID, tagType, tagLen, tagValue);
}
// 次のIFDへのポインタ
UInt32 nextPointer = convertor.ToUInt32( app1Buffer, index);
index += 4;
if (0 == nextPointer)
{
break;
}
index = (((int)nextPointer) - 1) + 6;
}
}
private void TestFunc4(byte[] app1Buffer)
{
if ('E' != app1Buffer[0]) return;
if ('x' != app1Buffer[1]) return;
if ('i' != app1Buffer[2]) return;
if ('f' != app1Buffer[3]) return;
if (0x00 != app1Buffer[4]) return;
if (0x00 != app1Buffer[5]) return;
DataConvertor convertor;
if ( 0x4D == app1Buffer[6] && 0x4D == app1Buffer[7])
{
convertor = new DataConvertor(DataConvertor.ENDIAN.BIG);
// TIFF識別コード
if (0x00 != app1Buffer[8]) return;
if (0x2A != app1Buffer[9]) return;
}
else if(0x49 == app1Buffer[6] && 0x49 == app1Buffer[7])
{
convertor = new DataConvertor(DataConvertor.ENDIAN.LITTLE);
// TIFF識別コード
if (0x00 != app1Buffer[9]) return;
if (0x2A != app1Buffer[8]) return;
}
else
{
throw new Exception("Endian不明");
}
UInt32 offset = convertor.ToUInt32(app1Buffer, 10);
TagAnalyze funcGPSInfo = delegate (UInt16 tagID, UInt16 tagType, UInt32 tagLen, byte[] tagValue)
{
GPSInfoCore(tagID, tagType, tagLen, tagValue, app1Buffer, convertor);
};
TagAnalyze func = delegate(UInt16 tagID, UInt16 tagType, UInt32 tagLen, byte[] tagValue) {
switch (tagID)
{
// EXIF (0x8769)
case 0x8769:
{
//TestFunc5(app1Buffer, tagValue, convertor, funcGPSInfo);
}
break;
// GPS Info(0x8825)
case 0x8825:
{
UInt32 gpsInfoOffset = convertor.ToUInt32(tagValue, 0);
TestFunc5(app1Buffer, gpsInfoOffset, convertor, funcGPSInfo);
}
break;
default:
//GPSInfoCore(tagID, tagType, tagLen, tagValue, app1Buffer, convertor);
break;
}
};
TestFunc5( app1Buffer, offset, convertor, func);
}
