bool C4Video::RecordFrame()
{
// No buffer
if (!Buffer) return false;
// Lock source
int iPitch,iWidth,iHeight;
if (!Surface->Lock()) { Log("Video: lock surface failure"); Stop(); return false; }
iPitch = Surface->PrimarySurfaceLockPitch;
BYTE *bypBits = Surface->PrimarySurfaceLockBits;
iWidth = Surface->Wdt; iHeight = Surface->Hgt;
// Adjust source position
if (!AdjustPosition()) { Log("Video: player/viewport failure"); Stop(); return false; }
// Blit screen to buffer
StdBlit((uint8_t*)bypBits,iPitch,-iHeight,
X,Y,Width,Height,
(uint8_t*)Buffer+InfoSize,
DWordAligned(Width) * (Config.Graphics.BitDepth/8),Height,
0,0,Width,Height,
Config.Graphics.BitDepth/8);
// Unlock source
Surface->Unlock();
// Write frame to file
if (!AVIPutFrame(pAviStream,
AviFrame,
Buffer,InfoSize,
Buffer+InfoSize,BufferSize-InfoSize))
{ Log("AVIPutFrame failure"); Stop(); return false; }
// Advance frame
AviFrame++;
// Show flash
ShowFlash=1;
// Success
return true;
}
BOOL CStdBitmap::Enlarge(int iWdt, int iHgt) {
if (!Bits) return FALSE;
iWdt = Max(iWdt, (int)Info.biWidth);
iHgt = Max(iHgt, (int)Abs(Info.biHeight));
if (!((iWdt > Info.biWidth) || (iHgt > Abs(Info.biHeight)))) return FALSE;
int nPitch = DWordAligned(iWdt * Info.biBitCount / 8);
int nSize = nPitch * iHgt;
BYTE *nBits;
if (!(nBits = new BYTE[nSize])) return FALSE;
ZeroMem(nBits, nSize);
iHgt *= Sign(Info.biHeight);
StdBlit((uint8_t *)Bits, Info.Pitch(), Info.biHeight, 0, 0, Info.biWidth,
Info.biHeight, (uint8_t *)nBits, nPitch, iHgt, 0, 0, Info.biWidth,
Info.biHeight, Info.biBitCount / 8);
Info.biWidth = iWdt;
Info.biHeight = iHgt;
Info.biSizeImage = nSize;
delete[] Bits;
Bits = nBits;
return TRUE;
}
