void common_process_controls(int fd)
{
find_controls(fd);
for (ctrl_get_list::iterator iter = get_ctrls.begin(); iter != get_ctrls.end(); ++iter) {
if (ctrl_str2q.find(*iter) == ctrl_str2q.end()) {
fprintf(stderr, "unknown control '%s'\n", iter->c_str());
exit(1);
}
}
for (ctrl_set_map::iterator iter = set_ctrls.begin(); iter != set_ctrls.end(); ++iter) {
if (ctrl_str2q.find(iter->first) == ctrl_str2q.end()) {
fprintf(stderr, "unknown control '%s'\n", iter->first.c_str());
exit(1);
}
}
}
void common_process_controls(int fd)
{
struct v4l2_query_ext_ctrl qc = {
V4L2_CTRL_FLAG_NEXT_CTRL | V4L2_CTRL_FLAG_NEXT_COMPOUND
};
int rc;
rc = test_ioctl(fd, VIDIOC_QUERY_EXT_CTRL, &qc);
have_query_ext_ctrl = rc == 0;
find_controls(fd);
for (ctrl_get_list::iterator iter = get_ctrls.begin(); iter != get_ctrls.end(); ++iter) {
if (ctrl_str2q.find(*iter) == ctrl_str2q.end()) {
fprintf(stderr, "unknown control '%s'\n", iter->c_str());
exit(1);
}
}
for (ctrl_set_map::iterator iter = set_ctrls.begin(); iter != set_ctrls.end(); ++iter) {
if (ctrl_str2q.find(iter->first) == ctrl_str2q.end()) {
fprintf(stderr, "unknown control '%s'\n", iter->first.c_str());
exit(1);
}
}
}
int common_find_ctrl_id(const char *name)
{
if (ctrl_str2q.find(name) == ctrl_str2q.end())
return 0;
return ctrl_str2q[name].id;
}