1 /*****************************************************************************
2 * beos.cpp: Screen capture module.
3 *****************************************************************************
4 * Copyright (C) 2004 VideoLAN
7 * Authors: Eric Petit <titer@m0k.org>
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 *****************************************************************************/
27 #include <vlc/input.h>
43 int screen_InitCapture( demux_t *p_demux )
45 demux_sys_t *p_sys = p_demux->p_sys;
46 screen_data_t *p_data;
51 p_sys->p_data = p_data =
52 (screen_data_t *)malloc( sizeof( screen_data_t ) );
54 p_data->p_screen = new BScreen();
55 rect = p_data->p_screen->Frame();
57 p_data->p_bitmap = new BBitmap( rect, p_data->p_screen->ColorSpace() );
59 switch( p_data->p_screen->ColorSpace() )
62 i_chroma = VLC_FOURCC('R','V','3','2');
63 i_bits_per_pixel = 32;
66 i_chroma = VLC_FOURCC('R','V','1','6');
67 i_bits_per_pixel = 16;
70 msg_Err( p_demux, "screen depth %i unsupported",
71 p_data->p_screen->ColorSpace() );
72 delete p_data->p_bitmap;
73 delete p_data->p_screen;
77 es_format_Init( &p_sys->fmt, VIDEO_ES, i_chroma );
78 p_sys->fmt.video.i_width = (int)rect.Width();
79 p_sys->fmt.video.i_height = (int)rect.Height();
80 p_sys->fmt.video.i_bits_per_pixel = i_bits_per_pixel;
85 int screen_CloseCapture( demux_t *p_demux )
87 demux_sys_t *p_sys = p_demux->p_sys;
88 screen_data_t *p_data = p_sys->p_data;
90 delete p_data->p_bitmap;
91 delete p_data->p_screen;
97 block_t *screen_Capture( demux_t *p_demux )
99 demux_sys_t *p_sys = p_demux->p_sys;
100 screen_data_t *p_data = p_sys->p_data;
103 p_block = block_New( p_demux, p_sys->fmt.video.i_width *
104 p_sys->fmt.video.i_height *
105 p_sys->fmt.video.i_bits_per_pixel / 8 );
107 p_data->p_screen->ReadBitmap( p_data->p_bitmap );
109 for( unsigned i = 0; i < p_sys->fmt.video.i_height; i++ )
111 memcpy( p_block->p_buffer + i * p_sys->fmt.video.i_width *
112 p_sys->fmt.video.i_bits_per_pixel / 8,
113 (uint8_t *) p_data->p_bitmap->Bits() +
114 i * p_data->p_bitmap->BytesPerRow(),
115 p_sys->fmt.video.i_width *
116 p_sys->fmt.video.i_bits_per_pixel / 8 );