1 /*****************************************************************************
2 * beos.cpp: Screen capture module.
3 *****************************************************************************
4 * Copyright (C) 2004 the VideoLAN team
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., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
22 *****************************************************************************/
41 int screen_InitCapture( demux_t *p_demux )
43 demux_sys_t *p_sys = p_demux->p_sys;
44 screen_data_t *p_data;
49 p_sys->p_data = p_data =
50 (screen_data_t *)malloc( sizeof( screen_data_t ) );
52 p_data->p_screen = new BScreen();
53 rect = p_data->p_screen->Frame();
55 p_data->p_bitmap = new BBitmap( rect, p_data->p_screen->ColorSpace() );
57 switch( p_data->p_screen->ColorSpace() )
60 i_chroma = VLC_FOURCC('R','V','3','2');
61 i_bits_per_pixel = 32;
64 i_chroma = VLC_FOURCC('R','V','1','6');
65 i_bits_per_pixel = 16;
68 msg_Err( p_demux, "screen depth %i unsupported",
69 p_data->p_screen->ColorSpace() );
70 delete p_data->p_bitmap;
71 delete p_data->p_screen;
75 es_format_Init( &p_sys->fmt, VIDEO_ES, i_chroma );
76 p_sys->fmt.video.i_width = (int)rect.Width();
77 p_sys->fmt.video.i_height = (int)rect.Height();
78 p_sys->fmt.video.i_bits_per_pixel = i_bits_per_pixel;
83 int screen_CloseCapture( demux_t *p_demux )
85 demux_sys_t *p_sys = p_demux->p_sys;
86 screen_data_t *p_data = p_sys->p_data;
88 delete p_data->p_bitmap;
89 delete p_data->p_screen;
95 block_t *screen_Capture( demux_t *p_demux )
97 demux_sys_t *p_sys = p_demux->p_sys;
98 screen_data_t *p_data = p_sys->p_data;
101 p_block = block_New( p_demux, p_sys->fmt.video.i_width *
102 p_sys->fmt.video.i_height *
103 p_sys->fmt.video.i_bits_per_pixel / 8 );
105 p_data->p_screen->ReadBitmap( p_data->p_bitmap );
107 for( unsigned i = 0; i < p_sys->fmt.video.i_height; i++ )
109 memcpy( p_block->p_buffer + i * p_sys->fmt.video.i_width *
110 p_sys->fmt.video.i_bits_per_pixel / 8,
111 (uint8_t *) p_data->p_bitmap->Bits() +
112 i * p_data->p_bitmap->BytesPerRow(),
113 p_sys->fmt.video.i_width *
114 p_sys->fmt.video.i_bits_per_pixel / 8 );