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aviout - fix bug with non-multiple-4 pitches (e.g. 24bpp 350px wide psx screen)

This commit is contained in:
zeromus 2014-12-21 05:27:42 +00:00
parent 8c41c1f8a8
commit 5261b1fd57
1 changed files with 16 additions and 5 deletions
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21
BizHawk.Client.EmuHawk/AVOut/AviWriter.cs
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@ -237,14 +237,20 @@ namespace BizHawk.Client.EmuHawk
class Parameters
{
public int width, height;
public int pitch; //in bytes
public int pitch_add;
public void PopulateBITMAPINFOHEADER24(ref Win32.BITMAPINFOHEADER bmih)
{
bmih.Init();
bmih.biPlanes = 1;
bmih.biBitCount = 24;
bmih.biHeight = height;
//pad up width so that we end up with multiple of 4 bytes
pitch = width * 3;
pitch = (pitch + 3) & ~3;
pitch_add = pitch - width * 3;
bmih.biWidth = width;
bmih.biSizeImage = (uint)(3 * width * height);
bmih.biSizeImage = (uint)(pitch * height);
}
public void PopulateBITMAPINFOHEADER32(ref Win32.BITMAPINFOHEADER bmih)
@ -252,9 +258,10 @@ namespace BizHawk.Client.EmuHawk
bmih.Init();
bmih.biPlanes = 1;
bmih.biBitCount = 32;
pitch = width * 4;
bmih.biHeight = height;
bmih.biWidth = width;
bmih.biSizeImage = (uint)(4 * width * height);
bmih.biSizeImage = (uint)(pitch * height);
}
public bool has_audio;
@ -781,14 +788,17 @@ namespace BizHawk.Client.EmuHawk
|| parameters.height != source.BufferHeight)
throw new InvalidOperationException("video buffer changed between start and now");
int todo = source.BufferHeight * source.BufferWidth;
int pitch_add = parameters.pitch_add;
int todo = parameters.pitch * parameters.height;
int w = source.BufferWidth;
int h = source.BufferHeight;
if (!bit32)
{
IntPtr buf = GetStaticGlobalBuf(todo * 3);
IntPtr buf = GetStaticGlobalBuf(todo);
//TODO - would using a byte* be faster?
int[] buffer = source.GetVideoBuffer();
fixed (int* buffer_ptr = &buffer[0])
{
@ -808,10 +818,11 @@ namespace BizHawk.Client.EmuHawk
*bp++ = (byte)b;
}
idx -= w * 2;
bp += pitch_add;
}
int bytes_written;
int ret = Win32.AVIStreamWrite(pAviCompressedVideoStream, outStatus.video_frames, 1, new IntPtr(bytes_ptr), todo * 3, Win32.AVIIF_KEYFRAME, IntPtr.Zero, out bytes_written);
int ret = Win32.AVIStreamWrite(pAviCompressedVideoStream, outStatus.video_frames, 1, new IntPtr(bytes_ptr), todo, Win32.AVIIF_KEYFRAME, IntPtr.Zero, out bytes_written);
outStatus.video_bytes += bytes_written;
outStatus.video_frames++;
}