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 *****************************************************************************/
45 int screen_InitCapture( demux_t *p_demux )
47 demux_sys_t *p_sys = p_demux->p_sys;
48 screen_data_t *p_data;
53 p_sys->p_data = p_data =
54 (screen_data_t *)malloc( sizeof( screen_data_t ) );
56 p_data->p_screen = new BScreen();
57 rect = p_data->p_screen->Frame();
59 p_data->p_bitmap = new BBitmap( rect, p_data->p_screen->ColorSpace() );
61 switch( p_data->p_screen->ColorSpace() )
64 i_chroma = VLC_FOURCC('R','V','3','2');
65 i_bits_per_pixel = 32;
68 i_chroma = VLC_FOURCC('R','V','1','6');
69 i_bits_per_pixel = 16;
72 msg_Err( p_demux, "screen depth %i unsupported",
73 p_data->p_screen->ColorSpace() );
74 delete p_data->p_bitmap;
75 delete p_data->p_screen;
79 es_format_Init( &p_sys->fmt, VIDEO_ES, i_chroma );
80 p_sys->fmt.video.i_width = (int)rect.Width();
81 p_sys->fmt.video.i_height = (int)rect.Height();
82 p_sys->fmt.video.i_bits_per_pixel = i_bits_per_pixel;
87 int screen_CloseCapture( demux_t *p_demux )
89 demux_sys_t *p_sys = p_demux->p_sys;
90 screen_data_t *p_data = p_sys->p_data;
92 delete p_data->p_bitmap;
93 delete p_data->p_screen;
99 block_t *screen_Capture( demux_t *p_demux )
101 demux_sys_t *p_sys = p_demux->p_sys;
102 screen_data_t *p_data = p_sys->p_data;
105 p_block = block_New( p_demux, p_sys->fmt.video.i_width *
106 p_sys->fmt.video.i_height *
107 p_sys->fmt.video.i_bits_per_pixel / 8 );
109 p_data->p_screen->ReadBitmap( p_data->p_bitmap );
111 for( unsigned i = 0; i < p_sys->fmt.video.i_height; i++ )
113 memcpy( p_block->p_buffer + i * p_sys->fmt.video.i_width *
114 p_sys->fmt.video.i_bits_per_pixel / 8,
115 (uint8_t *) p_data->p_bitmap->Bits() +
116 i * p_data->p_bitmap->BytesPerRow(),
117 p_sys->fmt.video.i_width *
118 p_sys->fmt.video.i_bits_per_pixel / 8 );