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78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
// Copyright (C) 1999 AT&T Laboratories Cambridge. All Rights Reserved.
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//
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// This file is part of the VNC system.
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//
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// The VNC system is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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//
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// TightVNC distribution homepage on the Web: http://www.tightvnc.com/
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//
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// If the source code for the VNC system is not available from the place
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// whence you received this file, check http://www.uk.research.att.com/vnc or contact
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// the authors on vnc@uk.research.att.com for information on obtaining it.
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// Raw Encoding
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//
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// The bits of the ClientConnection object to do with Raw.
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#include "stdhdrs.h"
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#include "vncviewer.h"
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#include "ClientConnection.h"
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void ClientConnection::ReadRawRect(rfbFramebufferUpdateRectHeader *pfburh) {
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UINT numpixels = pfburh->r.w * pfburh->r.h;
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// this assumes at least one byte per pixel. Naughty.
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UINT numbytes = numpixels * m_minPixelBytes;
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// Read in the whole thing
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CheckBufferSize(numbytes);
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ReadExact(m_netbuf, numbytes);
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if (UltraFast && m_DIBbits)
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{
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omni_mutex_lock l(m_bitmapdcMutex);
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ConvertAll(pfburh->r.w,pfburh->r.h,pfburh->r.x, pfburh->r.y,m_myFormat.bitsPerPixel/8,(BYTE *)m_netbuf,(BYTE *)m_DIBbits,m_si.framebufferWidth);
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return;
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}
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SETUP_COLOR_SHORTCUTS;
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{
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// No other threads can use bitmap DC
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omni_mutex_lock l(m_bitmapdcMutex);
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ObjectSelector b(m_hBitmapDC, m_hBitmap); \
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PaletteSelector p(m_hBitmapDC, m_hPalette); \
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// This big switch is untidy but fast
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switch (m_myFormat.bitsPerPixel) {
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case 8:
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SETPIXELS(m_netbuf, 8, pfburh->r.x, pfburh->r.y, pfburh->r.w, pfburh->r.h)
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break;
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case 16:
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SETPIXELS(m_netbuf, 16, pfburh->r.x, pfburh->r.y, pfburh->r.w, pfburh->r.h)
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break;
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case 24:
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case 32:
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SETPIXELS(m_netbuf, 32, pfburh->r.x, pfburh->r.y, pfburh->r.w, pfburh->r.h)
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break;
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default:
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vnclog.Print(0, _T("Invalid number of bits per pixel: %d\n"), m_myFormat.bitsPerPixel);
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return;
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}
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}
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}
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