static int v4l2_select_input_stream(void* user_ptr, int test_num)
{
v4l2_data* data = (v4l2_data*)user_ptr;
int i=0;
if (!open_device(data->device))
{
BLTS_DEBUG("Can't open device %s\n", data->device->dev_name);
return -1;
}
while(1)
{
errno = 0;
if(has_input(data->device, i) && !i)
goto force_testing;
else if(errno == EINVAL)
break;
else if (errno)
goto err;
if(!try_input(data->device, i))
{
BLTS_DEBUG("Trying to stream from found input %i\n", i);
close_device(data->device);
if(-1 == v4l2_run_stream(data, 0))
goto err;
if (!open_device(data->device))
{
BLTS_DEBUG("Error opening device after streaming\n");
return -1;
}
}
if(get_input(data->device, &i))
{
BLTS_ERROR("Can't get current input device\n");
goto err;
}
i++;
}
close_device(data->device);
return 0;
force_testing:
BLTS_DEBUG("No input device available, force testing IOCTL\n");
if(try_input(data->device, 0))
if(errno != EINVAL)
goto err;
if(get_input(data->device, &i))
if(errno != EINVAL)
goto err;
return 0;
err:
close_device(data->device);
return -1;
}
int main (int argc, char *const argv[])
{
parser_result_t *config;
config = try_input(argc, argv);
run_flags = config->flags;
memory_load(config);
cpu_run(config->ninst, config->pc);
cpu_status();
if (run_flags & FLAG_WATCHMEM)
show_interval_memory(config->watch_begin, config->watch_end);
return 0;
}
