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TZX support fully supported added batman.tzx

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This commit is contained in:
Marc Parsons
2026-05-01 13:31:56 +01:00
parent bf3d7d228a
commit 8efcf00286
5 changed files with 214 additions and 50 deletions
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45
Core/Io/TzxParser.cs
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@@ -41,6 +41,51 @@ namespace Core.Io
stdBlock.Data = br.ReadBytes(stdBlock.DataLength);
blocks.Add(stdBlock);
break;
case 0x11: // Turbo Speed Data Block
var turboBlock = new TurboSpeedBlock
{
PilotPulseLength = br.ReadUInt16(),
SyncFirstPulseLength = br.ReadUInt16(),
SyncSecondPulseLength = br.ReadUInt16(),
ZeroBitPulseLength = br.ReadUInt16(),
OneBitPulseLength = br.ReadUInt16(),
PilotToneLength = br.ReadUInt16(),
UsedBitsInLastByte = br.ReadByte(),
PauseAfterMs = br.ReadUInt16()
};
// Z80 files are Little-Endian. Read 3 bytes and combine them into a 24-bit integer.
byte len0 = br.ReadByte();
byte len1 = br.ReadByte();
byte len2 = br.ReadByte();
turboBlock.DataLength = len0 | (len1 << 8) | (len2 << 16);
// Read the actual tape data
turboBlock.Data = br.ReadBytes(turboBlock.DataLength);
blocks.Add(turboBlock);
break;
case 0x32: // Archive Info Block
var archiveBlock = new ArchiveInfoBlock();
// The total length of the block (we read it to advance the stream,
// but the string count is what we actually use to loop)
ushort totalLength = br.ReadUInt16();
byte stringCount = br.ReadByte();
for (int i = 0; i < stringCount; i++)
{
byte textId = br.ReadByte();
byte textLength = br.ReadByte();
// Read the raw bytes and convert them to an ASCII string
string text = System.Text.Encoding.ASCII.GetString(br.ReadBytes(textLength));
archiveBlock.Metadata[textId] = text;
}
blocks.Add(archiveBlock);
break;
// TODO: Add cases for 0x11 (Turbo), 0x12 (Tone), 0x13 (Pulses), etc.