4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifdef HAVE_VIDEO4LINUX2
25 #include "preferences.h"
26 #include "recordconfig.h"
27 #include "vdevicev4l2.h"
29 #include "videodevice.h"
33 VDeviceV4L2::VDeviceV4L2(VideoDevice *device)
34 : VDeviceBase(device), DeviceV4L2Base()
38 VDeviceV4L2::~VDeviceV4L2()
43 int VDeviceV4L2::close_all()
49 int VDeviceV4L2::open_input()
51 int result = get_sources();
54 ArrayList<Channel*> *inputs = device->get_inputs();
55 for( int i=0; i<inputs->size(); ++i ) {
56 if( inputs->get(i)->tuner ) {
57 device->channel->use_frequency = 1;
58 device->channel->use_fine = 1;
61 device->channel->use_input = 1;
67 int VDeviceV4L2::get_best_colormodel(Asset *asset)
69 int result = // BC_RGB888;
70 File::get_best_colormodel(asset, device->in_config->driver);
74 int VDeviceV4L2::has_signal()
76 return !status_dev() ? dev_signal() : 0;
79 int VDeviceV4L2::read_buffer(VFrame *frame)
85 if(device->channel_changed || device->picture_changed)
91 result = open_dev(frame->get_color_model());
94 device->channel_changed = 0;
95 device->picture_changed = 0;
99 // Get buffer from thread
102 int bfr = get_buffer();
105 VFrame *buffer = device_buffer(bfr);
106 //printf("VDeviceV4L2::read_buffer %d %p %p\n",
107 // __LINE__, frame->get_data(), buffer->get_data());
108 frame->transfer_from(buffer);