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| author | Corentin Chary <corentincj@iksaif.net> | 2011-02-04 09:06:01 +0100 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2011-02-23 16:28:28 -0600 |
| commit | 148954faca586c42e5a4b06bc3ac67bd44e7fd83 (patch) | |
| tree | d66e1b6014f9f901f75e7b24cfa923a768fb5111 /ui/vnc-enc-zrle.h | |
| parent | f8562e326bb8bf084b7519a53c6f30627b80ac1e (diff) | |
| download | qemu-148954faca586c42e5a4b06bc3ac67bd44e7fd83.tar.gz qemu-148954faca586c42e5a4b06bc3ac67bd44e7fd83.tar.bz2 qemu-148954faca586c42e5a4b06bc3ac67bd44e7fd83.zip | |
vnc: Add ZRLE and ZYWRLE encodings.
Add ZRLE [1] and ZYWRLE [2] encodings. The code is inspire^W stolen
from libvncserver (again), but have been rewriten to match QEMU coding
style.
[1] http://www.realvnc.com/docs/rfbproto.pdf
[2] http://micro-vnc.jp/research/remote_desktop_ng/ZYWRLE/publications/
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'ui/vnc-enc-zrle.h')
| -rw-r--r-- | ui/vnc-enc-zrle.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/ui/vnc-enc-zrle.h b/ui/vnc-enc-zrle.h new file mode 100644 index 0000000000..6b182132a6 --- /dev/null +++ b/ui/vnc-enc-zrle.h @@ -0,0 +1,40 @@ +/* + * QEMU VNC display driver: Zlib Run-length Encoding (ZRLE) + * + * From libvncserver/libvncserver/zrle.c + * Copyright (C) 2002 RealVNC Ltd. All Rights Reserved. + * Copyright (C) 2003 Sun Microsystems, Inc. + * + * Copyright (C) 2010 Corentin Chary <corentin.chary@gmail.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef VNC_ENCODING_ZRLE_H +#define VNC_ENCODING_ZRLE_H + +/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - + * ZRLE - encoding combining Zlib compression, tiling, palettisation and + * run-length encoding. + */ + +#define VNC_ZRLE_TILE_WIDTH 64 +#define VNC_ZRLE_TILE_HEIGHT 64 + +#endif |