size_t io::writeUnicodeText(ID3_Writer& writer, String data, bool bom)
{
ID3_Writer::pos_type beg = writer.getCur();
size_t size = (data.size() / 2) * 2;
if (size == 0)
{
return 0;
}
if (bom)
{
// Write the BOM: 0xFEFF
unicode_t BOM = 0xFEFF;
writer.writeChars((const unsigned char*) &BOM, 2);
}
// AF outside if( bom )
for (size_t i = 0; i < size; i += 2)
{
// AF TODO FIXME PATCH unicode_t ch = (data[i] << 8) | data[i+1];
// AF: SWAP BYTES AND PERFORM unsigned char cast
unicode_t ch = (static_cast<unsigned char>(data[i+1]) << 8) | static_cast<unsigned char>(data[i]);
writer.writeChars((const unsigned char*) &ch, 2);
}
return writer.getCur() - beg;
}
size_t io::writeUnicodeText(ID3_Writer& writer, String data, bool bom)
{
ID3_Writer::pos_type beg = writer.getCur();
size_t size = (data.size() / 2) * 2;
if (size == 0)
{
return 0;
}
int is_bom = isBOM(data[0],data[1]);
if (!is_bom && bom) {
// Write the BOM: 0xFEFF
const unsigned char BOMch1 = 0xFE;
const unsigned char BOMch2 = 0xFF;
writer.writeChars(&BOMch1, 1);
writer.writeChars(&BOMch2, 1);
}
for (size_t i = 0; i < size; i += 2)
{
if (!i && !bom && is_bom) {
// Skip unneeded leading BOM
continue;
}
if (is_bom >= 0) {
writer.writeChars(data.data()+i, 1);
writer.writeChars(data.data()+i+1, 1);
}
else {
writer.writeChars(data.data()+i+1, 1);
writer.writeChars(data.data()+i, 1);
}
}
return writer.getCur() - beg;
}
size_t io::writeTrailingSpaces(ID3_Writer& writer, String buf, size_t len)
{
ID3_Writer::pos_type beg = writer.getCur();
ID3_Writer::size_type strLen = buf.size();
ID3_Writer::size_type size = min((unsigned int)len, (unsigned int)strLen);
writer.writeChars(buf.data(), size);
for (; size < len; ++size)
{
writer.writeChar('\0');
}
return writer.getCur() - beg;
}
size_t ID3_Tag::Render(ID3_Writer& writer, ID3_TagType tt) const
{
ID3_Writer::pos_type beg = writer.getCur();
if (ID3TT_ID3V2 & tt)
{
id3::v2::render(writer, *this);
}
else if (ID3TT_ID3V1 & tt)
{
id3::v1::render(writer, *this);
}
return writer.getCur() - beg;
}
size_t io::writeUnicodeText(ID3_Writer& writer, String data, bool bom)
{
ID3_Writer::pos_type beg = writer.getCur();
size_t size = (data.size() / 2) * 2;
if (size == 0)
{
return 0;
}
if (bom)
{
// Write the BOM: 0xFEFF
unicode_t BOM = 0xFEFF;
writer.writeChars((const unsigned char*) &BOM, 2);
}
writer.writeChars(&data[0], size);
return writer.getCur() - beg;
}
size_t io::writeUnicodeText(ID3_Writer& writer, String data, bool bom)
{
ID3_Writer::pos_type beg = writer.getCur();
size_t size = (data.size() / 2) * 2;
if (size == 0)
{
return 0;
}
if (bom)
{
// Write the BOM: 0xFEFF
unicode_t BOM = 0xFEFF;
writer.writeChars((const unsigned char*) &BOM, 2);
for (size_t i = 0; i < size; i += 2)
{
unicode_t ch = (data[i] << 8) | data[i+1];
writer.writeChars((const unsigned char*) &ch, 2);
}
}
return writer.getCur() - beg;
}
size_t io::writeText(ID3_Writer& writer, String data)
{
ID3_Writer::pos_type beg = writer.getCur();
writer.writeChars(data.data(), data.size());
return writer.getCur() - beg;
}