| /* Copyright (C) 2002-2005 RealVNC Ltd. All Rights Reserved. |
| * Copyright 2014 Pierre Ossman for Cendio AB |
| * |
| * This is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This software is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this software; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
| * USA. |
| */ |
| |
| #include <rfb/Encoder.h> |
| #include <rfb/PixelBuffer.h> |
| #include <rfb/Palette.h> |
| |
| using namespace rfb; |
| |
| Encoder::Encoder(SConnection *conn_, int encoding_, |
| enum EncoderFlags flags_, |
| unsigned int maxPaletteSize_, int losslessQuality_) : |
| encoding(encoding_), flags(flags_), |
| maxPaletteSize(maxPaletteSize_), losslessQuality(losslessQuality_), |
| conn(conn_) |
| { |
| } |
| |
| Encoder::~Encoder() |
| { |
| } |
| |
| void Encoder::writeSolidRect(int width, int height, |
| const PixelFormat& pf, const rdr::U8* colour) |
| { |
| ManagedPixelBuffer buffer(pf, width, height); |
| |
| Palette palette; |
| rdr::U32 palcol; |
| |
| buffer.fillRect(buffer.getRect(), colour); |
| |
| palcol = 0; |
| memcpy(&palcol, colour, pf.bpp/8); |
| palette.insert(palcol, 1); |
| |
| writeRect(&buffer, palette); |
| } |
| |
| void Encoder::writeSolidRect(const PixelBuffer* pb, const Palette& palette) |
| { |
| rdr::U32 col32; |
| rdr::U16 col16; |
| rdr::U8 col8; |
| |
| rdr::U8* buffer; |
| |
| assert(palette.size() == 1); |
| |
| // The Palette relies on implicit up and down conversion |
| switch (pb->getPF().bpp) { |
| case 32: |
| col32 = (rdr::U32)palette.getColour(0); |
| buffer = (rdr::U8*)&col32; |
| break; |
| case 16: |
| col16 = (rdr::U16)palette.getColour(0); |
| buffer = (rdr::U8*)&col16; |
| break; |
| default: |
| col8 = (rdr::U8)palette.getColour(0); |
| buffer = (rdr::U8*)&col8; |
| break; |
| } |
| |
| writeSolidRect(pb->width(), pb->height(), pb->getPF(), buffer); |
| } |