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Write the pixels that don't need further hax to a bitmap

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This commit is contained in:
Paul Chote
2010-08-10 22:22:12 +12:00
parent 5d688a2e27
commit d364472862
1 changed files with 55 additions and 8 deletions
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61
OpenRA.FileFormats/Graphics/VqaReader.cs
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@@ -13,6 +13,7 @@ using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System;
using System.Drawing.Imaging;
namespace OpenRA.FileFormats
{
@@ -24,6 +25,8 @@ namespace OpenRA.FileFormats
ushort numColors;
ushort width;
ushort height;
ushort blockWidth;
ushort blockHeight;
byte cbParts;
int2 blocks;
UInt32[] frames;
@@ -48,8 +51,8 @@ namespace OpenRA.FileFormats
width = reader.ReadUInt16();
height = reader.ReadUInt16();
var blockWidth = reader.ReadByte();
var blockHeight = reader.ReadByte();
blockWidth = reader.ReadByte();
blockHeight = reader.ReadByte();
var framerate = reader.ReadByte();
cbParts = reader.ReadByte();
blocks = new int2(width / blockWidth, height / blockHeight);
@@ -93,7 +96,7 @@ namespace OpenRA.FileFormats
while(true)
{
if (reader.BaseStream.Position == reader.BaseStream.Length)
if (reader.BaseStream.Length - reader.BaseStream.Position < 4)
break;
// Chunks are aligned on even bytes; may be padded with a single null
@@ -140,30 +143,74 @@ namespace OpenRA.FileFormats
while(true)
{
// Chunks are aligned on even bytes; may be padded with a single null
if (reader.PeekChar() == 0) reader.ReadByte();
var type = new String(reader.ReadChars(4));
int subchunkLength = (int)Swap(reader.ReadUInt32());
Console.WriteLine("Parsing VQRF sub-chunk {0}@{1}",type, reader.BaseStream.Position-4);
switch(type)
{
// Full compressed frame
// Full compressed frame-modifier
case "CBFZ":
Format80.DecodeInto( reader.ReadBytes(subchunkLength), cbf );
break;
// Partial compressed frame
// Partial compressed frame-modifier
case "CBPZ":
var bytes = reader.ReadBytes(subchunkLength);
foreach (var b in bytes) newcbfFormat80.Add(b);
if (++cbpCount == cbParts)
if (++cbpCount == cbParts) // Update the frame-modifier
Format80.DecodeInto( newcbfFormat80.ToArray(), cbf );
break;
// Palette
case "CPL0":
Bitmap pal = new Bitmap(1,numColors);
for (int i = 0; i < numColors; i++)
palette[i] = Color.FromArgb(reader.ReadByte(), reader.ReadByte(), reader.ReadByte());
{
byte r = reader.ReadByte();
byte g = reader.ReadByte();
byte b = reader.ReadByte();
palette[i] = Color.FromArgb(255,(r & 63) * 255 / 63, (g & 63) * 255 / 63, (b & 63) * 255 / 63);
var p = palette[i];
Console.WriteLine("{0} {1} {2}", p.R, p.G,p.B);
pal.SetPixel(1,i,palette[i]);
}
pal.Save("palette.bmp");
break;
// Frame data
case "VPTZ":
var framedata = new byte[2*blocks.X*blocks.Y];
Format80.DecodeInto( reader.ReadBytes(subchunkLength), framedata );
// Vomit the frame data to file
Bitmap foo = new Bitmap(width, height);
var bitmapData = foo.LockBits(new Rectangle(0, 0, width, height),
ImageLockMode.ReadWrite, PixelFormat.Format32bppArgb);
unsafe
{
int* c = (int*)bitmapData.Scan0;
for (var x = 0; x < blocks.X; x++)
for (var y = 0; y < blocks.Y; y++)
if (framedata[x + y*blocks.X + blocks.Y*blocks.X] == 0x0f)
for (var xx = x*blockWidth; xx < (x+1)*blockWidth; xx++)
for (var yy = y*blockHeight; yy < (y+1)*blockHeight; yy++)
*(c + (yy * bitmapData.Stride >> 2) + xx) = palette[framedata[x + y*blocks.X]].ToArgb();
}
foo.UnlockBits(bitmapData);
foo.Save("test.bmp");
throw new InvalidDataException("foo");
// This is the last subchunk
return;
default:
throw new InvalidDataException("Unknown sub-chunk {0}".F(type));
}