summaryrefslogtreecommitdiff
path: root/v4l2-apps/util
diff options
context:
space:
mode:
Diffstat (limited to 'v4l2-apps/util')
-rw-r--r--v4l2-apps/util/Makefile22
-rw-r--r--v4l2-apps/util/qv4l2/ctrl-tab.cpp592
-rw-r--r--v4l2-apps/util/qv4l2/fileopen.xpm22
-rw-r--r--v4l2-apps/util/qv4l2/general-tab.cpp326
-rw-r--r--v4l2-apps/util/qv4l2/general-tab.h71
-rw-r--r--v4l2-apps/util/qv4l2/qv4l2.cpp178
-rw-r--r--v4l2-apps/util/qv4l2/qv4l2.h99
-rw-r--r--v4l2-apps/util/qv4l2/qv4l2.pro12
-rw-r--r--v4l2-apps/util/v4l2-ctl.cpp1731
9 files changed, 3053 insertions, 0 deletions
diff --git a/v4l2-apps/util/Makefile b/v4l2-apps/util/Makefile
new file mode 100644
index 000000000..8555ef5b6
--- /dev/null
+++ b/v4l2-apps/util/Makefile
@@ -0,0 +1,22 @@
+# Makefile for linuxtv.org v4l2-apps/util
+
+CPPFLAGS += -I../../linux/include
+
+binaries = v4l2-ctl
+
+.PHONY: all clean install qv4l2
+
+all: $(binaries) qv4l2
+
+clean::
+ rm -f $(binaries)
+ -if [ -f qv4l2/Makefile ]; then make -C qv4l2 $@; fi
+ -rm -f qv4l2/qv4l2 qv4l2/Makefile
+
+qv4l2:
+ if [ ! -f qv4l2/Makefile ]; then (cd qv4l2; qmake); fi
+ make -C qv4l2
+
+install:
+
+include ../Make.rules
diff --git a/v4l2-apps/util/qv4l2/ctrl-tab.cpp b/v4l2-apps/util/qv4l2/ctrl-tab.cpp
new file mode 100644
index 000000000..c7d1a275c
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/ctrl-tab.cpp
@@ -0,0 +1,592 @@
+
+#include "qv4l2.h"
+#include "v4l2.h"
+
+#include <qstatusbar.h>
+#include <qlineedit.h>
+#include <qvalidator.h>
+#include <qlayout.h>
+#include <qvbox.h>
+#include <qhbox.h>
+#include <qlabel.h>
+#include <qslider.h>
+#include <qspinbox.h>
+#include <qcombobox.h>
+#include <qcheckbox.h>
+#include <qpushbutton.h>
+#include <qtooltip.h>
+#include <qwhatsthis.h>
+
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+
+void ApplicationWindow::addTabs()
+{
+ struct v4l2_queryctrl qctrl;
+ unsigned ctrl_class;
+ unsigned i;
+ int id;
+
+ memset(&qctrl, 0, sizeof(qctrl));
+ qctrl.id = V4L2_CTRL_FLAG_NEXT_CTRL;
+ while (::ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0) {
+ if ((qctrl.flags & V4L2_CTRL_FLAG_DISABLED) == 0) {
+ ctrlMap[qctrl.id] = qctrl;
+ if (qctrl.type != V4L2_CTRL_TYPE_CTRL_CLASS)
+ classMap[V4L2_CTRL_ID2CLASS(qctrl.id)].push_back(qctrl.id);
+ }
+ qctrl.id |= V4L2_CTRL_FLAG_NEXT_CTRL;
+ }
+ if (qctrl.id == V4L2_CTRL_FLAG_NEXT_CTRL) {
+ strcpy((char *)qctrl.name, "User Controls");
+ qctrl.id = V4L2_CTRL_CLASS_USER | 1;
+ qctrl.type = V4L2_CTRL_TYPE_CTRL_CLASS;
+ ctrlMap[qctrl.id] = qctrl;
+ for (id = V4L2_CID_USER_BASE; id < V4L2_CID_LASTP1; id++) {
+ qctrl.id = id;
+ if (::ioctl(fd, VIDIOC_QUERYCTRL, &qctrl))
+ continue;
+ if (qctrl.flags & V4L2_CTRL_FLAG_DISABLED)
+ continue;
+ ctrlMap[qctrl.id] = qctrl;
+ classMap[V4L2_CTRL_CLASS_USER].push_back(qctrl.id);
+ }
+ for (qctrl.id = V4L2_CID_PRIVATE_BASE;
+ ::ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0; qctrl.id++) {
+ if (qctrl.flags & V4L2_CTRL_FLAG_DISABLED)
+ continue;
+ ctrlMap[qctrl.id] = qctrl;
+ classMap[V4L2_CTRL_CLASS_USER].push_back(qctrl.id);
+ }
+ }
+
+ for (ClassMap::iterator iter = classMap.begin(); iter != classMap.end(); ++iter) {
+ ctrl_class = V4L2_CTRL_ID2CLASS(iter->second[0]);
+ id = ctrl_class | 1;
+ const struct v4l2_queryctrl &qctrl = ctrlMap[id];
+ QVBox *vbox = new QVBox(tabs);
+ QGrid *grid = new QGrid(4, vbox);
+ grid->setSpacing(3);
+ tabs->addTab(vbox, (char *)qctrl.name);
+ for (i = 0; i < iter->second.size(); i++) {
+ if (i & 1)
+ id = iter->second[(1+iter->second.size()) / 2 + i / 2];
+ else
+ id = iter->second[i / 2];
+ addCtrl(grid, ctrlMap[id]);
+ }
+ finishGrid(vbox, grid, ctrl_class, i & 1);
+ }
+}
+
+void ApplicationWindow::finishGrid(QWidget *vbox, QGrid *grid, unsigned ctrl_class, bool odd)
+{
+ if (odd) {
+ new QWidget(grid);
+ new QWidget(grid);
+ }
+ QWidget *stretch = new QWidget(grid);
+ stretch->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Ignored);
+
+ QFrame *frame = new QFrame(vbox);
+ frame->setFrameShape(QFrame::HLine);
+ frame->setFrameShadow(QFrame::Sunken);
+ frame->setMargin(3);
+
+ QHBox *hbox = new QHBox(vbox);
+ hbox->setSpacing(3);
+
+ QCheckBox *cbox = new QCheckBox("Update on change", hbox);
+ widgetMap[ctrl_class | CTRL_UPDATE_ON_CHANGE] = cbox;
+ connect(cbox, SIGNAL(clicked()), sigMapper, SLOT(map()));
+ sigMapper->setMapping(cbox, ctrl_class | CTRL_UPDATE_ON_CHANGE);
+
+ stretch = new QWidget(hbox);
+ stretch->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Fixed);
+
+ QPushButton *defBut = new QPushButton("Set Defaults", hbox);
+ widgetMap[ctrl_class | CTRL_DEFAULTS] = defBut;
+ connect(defBut, SIGNAL(clicked()), sigMapper, SLOT(map()));
+ sigMapper->setMapping(defBut, ctrl_class | CTRL_DEFAULTS);
+
+ QPushButton *refreshBut = new QPushButton("Refresh", hbox);
+ widgetMap[ctrl_class | CTRL_REFRESH] = refreshBut;
+ connect(refreshBut, SIGNAL(clicked()), sigMapper, SLOT(map()));
+ sigMapper->setMapping(refreshBut, ctrl_class | CTRL_REFRESH);
+
+ QPushButton *button = new QPushButton("Update", hbox);
+ widgetMap[ctrl_class | CTRL_UPDATE] = button;
+ connect(button, SIGNAL(clicked()), sigMapper, SLOT(map()));
+ sigMapper->setMapping(button, ctrl_class | CTRL_UPDATE);
+ connect(cbox, SIGNAL(toggled(bool)), button, SLOT(setDisabled(bool)));
+
+ cbox->setChecked(ctrl_class == V4L2_CTRL_CLASS_USER);
+
+ refresh(ctrl_class);
+}
+
+void ApplicationWindow::addCtrl(QGrid *grid, const struct v4l2_queryctrl &qctrl)
+{
+ QIntValidator *val;
+ QLineEdit *edit;
+ QString name((char *)qctrl.name);
+ QComboBox *combo;
+ struct v4l2_querymenu qmenu;
+
+ QLabel *label = new QLabel(name, grid);
+ label->setAlignment(Qt::AlignRight);
+
+ switch (qctrl.type) {
+ case V4L2_CTRL_TYPE_INTEGER:
+ if (qctrl.flags & V4L2_CTRL_FLAG_SLIDER) {
+ widgetMap[qctrl.id] =
+ new QSlider(qctrl.minimum, qctrl.maximum,
+ qctrl.step, qctrl.default_value,
+ Horizontal, grid);
+ connect(widgetMap[qctrl.id], SIGNAL(valueChanged(int)),
+ sigMapper, SLOT(map()));
+ break;
+ }
+
+ if (qctrl.maximum - qctrl.minimum <= 255) {
+ widgetMap[qctrl.id] =
+ new QSpinBox(qctrl.minimum, qctrl.maximum, 1, grid);
+ connect(widgetMap[qctrl.id], SIGNAL(valueChanged(int)),
+ sigMapper, SLOT(map()));
+ break;
+ }
+
+ val = new QIntValidator(qctrl.minimum, qctrl.maximum, grid);
+ edit = new QLineEdit(grid);
+ edit->setValidator(val);
+ widgetMap[qctrl.id] = edit;
+ connect(widgetMap[qctrl.id], SIGNAL(lostFocus()),
+ sigMapper, SLOT(map()));
+ connect(widgetMap[qctrl.id], SIGNAL(returnPressed()),
+ sigMapper, SLOT(map()));
+ break;
+
+ case V4L2_CTRL_TYPE_INTEGER64:
+ widgetMap[qctrl.id] = new QLineEdit(grid);
+ connect(widgetMap[qctrl.id], SIGNAL(lostFocus()),
+ sigMapper, SLOT(map()));
+ connect(widgetMap[qctrl.id], SIGNAL(returnPressed()),
+ sigMapper, SLOT(map()));
+ break;
+
+ case V4L2_CTRL_TYPE_BOOLEAN:
+ label->setText("");
+ widgetMap[qctrl.id] = new QCheckBox(name, grid);
+ connect(widgetMap[qctrl.id], SIGNAL(clicked()),
+ sigMapper, SLOT(map()));
+ break;
+
+ case V4L2_CTRL_TYPE_BUTTON:
+ label->setText("");
+ widgetMap[qctrl.id] = new QPushButton((char *)qctrl.name, grid);
+ connect(widgetMap[qctrl.id], SIGNAL(clicked()),
+ sigMapper, SLOT(map()));
+ break;
+
+ case V4L2_CTRL_TYPE_MENU:
+ combo = new QComboBox(grid);
+ widgetMap[qctrl.id] = combo;
+ for (int i = qctrl.minimum; i <= qctrl.maximum; i++) {
+ qmenu.id = qctrl.id;
+ qmenu.index = i;
+ if (::ioctl(fd, VIDIOC_QUERYMENU, &qmenu))
+ continue;
+ combo->insertItem((char *)qmenu.name);
+ }
+ connect(widgetMap[qctrl.id], SIGNAL(activated(int)),
+ sigMapper, SLOT(map()));
+ break;
+
+ default:
+ return;
+ }
+ sigMapper->setMapping(widgetMap[qctrl.id], qctrl.id);
+ if (qctrl.flags & (V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_INACTIVE))
+ widgetMap[qctrl.id]->setDisabled(true);
+}
+
+void ApplicationWindow::ctrlAction(int id)
+{
+ unsigned ctrl_class = V4L2_CTRL_ID2CLASS(id);
+ if (ctrl_class == V4L2_CID_PRIVATE_BASE)
+ ctrl_class = V4L2_CTRL_CLASS_USER;
+ unsigned ctrl = id & 0xffff;
+ QCheckBox *cbox = static_cast<QCheckBox *>(widgetMap[ctrl_class | CTRL_UPDATE_ON_CHANGE]);
+ bool update = cbox->isChecked();
+ bool all = (ctrl == CTRL_UPDATE || (update && ctrl == CTRL_UPDATE_ON_CHANGE));
+
+ if (ctrl == CTRL_DEFAULTS) {
+ setDefaults(ctrl_class);
+ return;
+ }
+ if (ctrl == CTRL_REFRESH) {
+ refresh(ctrl_class);
+ return;
+ }
+ if (!update && !all && ctrlMap[id].type != V4L2_CTRL_TYPE_BUTTON)
+ return;
+ if (ctrl_class == V4L2_CTRL_CLASS_USER) {
+ if (!all) {
+ updateCtrl(id);
+ return;
+ }
+ for (unsigned i = 0; i < classMap[ctrl_class].size(); i++) {
+ updateCtrl(classMap[ctrl_class][i]);
+ }
+ return;
+ }
+ if (!all) {
+ updateCtrl(id);
+ return;
+ }
+ unsigned count = classMap[ctrl_class].size();
+ struct v4l2_ext_control *c = new v4l2_ext_control[count];
+ struct v4l2_ext_controls ctrls;
+ int idx = 0;
+
+ for (unsigned i = 0; i < count; i++) {
+ unsigned id = classMap[ctrl_class][i];
+
+ if (ctrlMap[id].flags & (V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_INACTIVE))
+ continue;
+ c[idx].id = id;
+ if (ctrlMap[id].type == V4L2_CTRL_TYPE_INTEGER64)
+ c[idx].value64 = getVal64(id);
+ else
+ c[idx].value = getVal(id);
+ idx++;
+ }
+ memset(&ctrls, 0, sizeof(ctrls));
+ ctrls.count = idx;
+ ctrls.ctrl_class = ctrl_class;
+ ctrls.controls = c;
+ if (::ioctl(fd, VIDIOC_S_EXT_CTRLS, &ctrls)) {
+ int err = errno;
+
+ if (ctrls.error_idx >= ctrls.count) {
+ printf("error: %s\n", strerror(err));
+ }
+ else {
+ id = c[ctrls.error_idx].id;
+ printf("error %08x (%s): %s\n", id,
+ ctrlMap[id].name, strerror(err));
+ }
+ }
+ delete [] c;
+ refresh(ctrl_class);
+}
+
+long long ApplicationWindow::getVal64(unsigned id)
+{
+ const v4l2_queryctrl &qctrl = ctrlMap[id];
+ QWidget *w = widgetMap[qctrl.id];
+ long long v = 0;
+
+ switch (qctrl.type) {
+ case V4L2_CTRL_TYPE_INTEGER64:
+ v = static_cast<QLineEdit *>(w)->text().toLongLong();
+ break;
+ default:
+ break;
+ }
+ setWhat(w, id, v);
+ return v;
+}
+
+int ApplicationWindow::getVal(unsigned id)
+{
+ const v4l2_queryctrl &qctrl = ctrlMap[id];
+ QWidget *w = widgetMap[qctrl.id];
+ v4l2_querymenu qmenu;
+ int i, idx;
+ int v = 0;
+
+ switch (qctrl.type) {
+ case V4L2_CTRL_TYPE_INTEGER:
+ if (qctrl.flags & V4L2_CTRL_FLAG_SLIDER) {
+ v = static_cast<QSlider *>(w)->value();
+ break;
+ }
+
+ if (qctrl.maximum - qctrl.minimum <= 255) {
+ v = static_cast<QSpinBox *>(w)->value();
+ break;
+ }
+ v = static_cast<QLineEdit *>(w)->text().toInt();
+ break;
+
+ case V4L2_CTRL_TYPE_BOOLEAN:
+ v = static_cast<QCheckBox *>(w)->isChecked();
+ break;
+
+ case V4L2_CTRL_TYPE_MENU:
+ idx = static_cast<QComboBox *>(w)->currentItem();
+ for (i = qctrl.minimum; i <= qctrl.maximum; i++) {
+ qmenu.id = qctrl.id;
+ qmenu.index = i;
+ if (::ioctl(fd, VIDIOC_QUERYMENU, &qmenu))
+ continue;
+ if (idx-- == 0)
+ break;
+ }
+ v = i;
+ break;
+
+ default:
+ break;
+ }
+ setWhat(w, id, v);
+ return v;
+}
+
+void ApplicationWindow::updateCtrl(unsigned id)
+{
+ unsigned ctrl_class = V4L2_CTRL_ID2CLASS(id);
+ if (ctrl_class == V4L2_CID_PRIVATE_BASE)
+ ctrl_class = V4L2_CTRL_CLASS_USER;
+
+ if (ctrlMap[id].flags & (V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_INACTIVE))
+ return;
+
+ if (ctrl_class == V4L2_CTRL_CLASS_USER) {
+ struct v4l2_control c;
+
+ c.id = id;
+ c.value = getVal(id);
+ if (::ioctl(fd, VIDIOC_S_CTRL, &c)) {
+ int err = errno;
+ char buf[200];
+
+ sprintf(buf, "Error %08x (%s): %s", id,
+ ctrlMap[id].name, strerror(err));
+ statusBar()->message(buf, 10000);
+ }
+ return;
+ }
+ struct v4l2_ext_control c;
+ struct v4l2_ext_controls ctrls;
+
+ memset(&c, 0, sizeof(c));
+ memset(&ctrls, 0, sizeof(ctrls));
+ c.id = id;
+ if (ctrlMap[id].type == V4L2_CTRL_TYPE_INTEGER64)
+ c.value64 = getVal64(id);
+ else
+ c.value = getVal(id);
+ ctrls.count = 1;
+ ctrls.ctrl_class = ctrl_class;
+ ctrls.controls = &c;
+ if (::ioctl(fd, VIDIOC_S_EXT_CTRLS, &ctrls)) {
+ int err = errno;
+ char buf[200];
+
+ sprintf(buf, "Error %08x (%s): %s", id,
+ ctrlMap[id].name, strerror(err));
+ statusBar()->message(buf, 10000);
+ }
+ else if (ctrlMap[id].flags & V4L2_CTRL_FLAG_UPDATE)
+ refresh(ctrl_class);
+ else {
+ if (ctrlMap[id].type == V4L2_CTRL_TYPE_INTEGER64)
+ setVal64(id, c.value64);
+ else
+ setVal(id, c.value);
+ }
+}
+
+void ApplicationWindow::refresh(unsigned ctrl_class)
+{
+ if (ctrl_class == V4L2_CTRL_CLASS_USER) {
+ for (unsigned i = 0; i < classMap[ctrl_class].size(); i++) {
+ unsigned id = classMap[ctrl_class][i];
+
+ v4l2_control c;
+
+ c.id = id;
+ if (::ioctl(fd, VIDIOC_G_CTRL, &c)) {
+ int err = errno;
+ char buf[200];
+
+ sprintf(buf, "Error %08x (%s): %s", id,
+ ctrlMap[id].name, strerror(err));
+ statusBar()->message(buf, 10000);
+ }
+ setVal(id, c.value);
+ }
+ return;
+ }
+ unsigned count = classMap[ctrl_class].size();
+ struct v4l2_ext_control *c = new v4l2_ext_control[count];
+ struct v4l2_ext_controls ctrls;
+
+ for (unsigned i = 0; i < count; i++) {
+ c[i].id = classMap[ctrl_class][i];
+ }
+ memset(&ctrls, 0, sizeof(ctrls));
+ ctrls.count = count;
+ ctrls.ctrl_class = ctrl_class;
+ ctrls.controls = c;
+ if (::ioctl(fd, VIDIOC_G_EXT_CTRLS, &ctrls)) {
+ int err = errno;
+
+ if (ctrls.error_idx >= ctrls.count) {
+ statusBar()->message(strerror(err), 10000);
+ }
+ else {
+ unsigned id = c[ctrls.error_idx].id;
+ char buf[200];
+
+ sprintf(buf, "Error %08x (%s): %s", id,
+ ctrlMap[id].name, strerror(err));
+ statusBar()->message(buf, 10000);
+ }
+ }
+ else {
+ for (unsigned i = 0; i < ctrls.count; i++) {
+ unsigned id = c[i].id;
+ if (ctrlMap[id].type == V4L2_CTRL_TYPE_INTEGER64)
+ setVal64(id, c[i].value64);
+ else
+ setVal(id, c[i].value);
+ ::ioctl(fd, VIDIOC_QUERYCTRL, &ctrlMap[id]);
+ widgetMap[id]->setDisabled(ctrlMap[id].flags &
+ (V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_INACTIVE));
+ }
+ }
+ delete [] c;
+}
+
+void ApplicationWindow::setWhat(QWidget *w, unsigned id, long long v)
+{
+ const v4l2_queryctrl &qctrl = ctrlMap[id];
+ QString what;
+ QString flags = getCtrlFlags(qctrl.flags);
+
+ switch (qctrl.type) {
+ case V4L2_CTRL_TYPE_INTEGER:
+ QWhatsThis::add(w, what.sprintf("Integer type control\n"
+ "Minimum: %d\n"
+ "Maximum: %d\n"
+ "Current: %d\n"
+ "Default: %d\n",
+ qctrl.minimum, qctrl.maximum, (int)v, qctrl.default_value) + flags);
+ break;
+
+ case V4L2_CTRL_TYPE_INTEGER64:
+ QWhatsThis::add(w, what.sprintf("64-bit Integer type control\n"
+ "Current: %lld\n", v) + flags);
+ break;
+
+ case V4L2_CTRL_TYPE_BUTTON:
+ QWhatsThis::add(w, what.sprintf("Button type control\n") + flags);
+ break;
+
+ case V4L2_CTRL_TYPE_BOOLEAN:
+ QWhatsThis::add(w, what.sprintf("Boolean type control\n"
+ "Current: %d\n"
+ "Default: %d\n",
+ (int)v, qctrl.default_value) + flags);
+ break;
+
+ case V4L2_CTRL_TYPE_MENU:
+ QWhatsThis::add(w, what.sprintf("Menu type control\n"
+ "Minimum: %d\n"
+ "Maximum: %d\n"
+ "Current: %d\n"
+ "Default: %d\n",
+ qctrl.minimum, qctrl.maximum, (int)v, qctrl.default_value) + flags);
+ break;
+ default:
+ break;
+ }
+}
+
+void ApplicationWindow::setVal(unsigned id, int v)
+{
+ const v4l2_queryctrl &qctrl = ctrlMap[id];
+ v4l2_querymenu qmenu;
+ QWidget *w = widgetMap[qctrl.id];
+ int i, idx;
+
+ switch (qctrl.type) {
+ case V4L2_CTRL_TYPE_INTEGER:
+ if (qctrl.flags & V4L2_CTRL_FLAG_SLIDER)
+ static_cast<QSlider *>(w)->setValue(v);
+ else if (qctrl.maximum - qctrl.minimum <= 255)
+ static_cast<QSpinBox *>(w)->setValue(v);
+ else
+ static_cast<QLineEdit *>(w)->setText(QString::number(v));
+ break;
+
+ case V4L2_CTRL_TYPE_BOOLEAN:
+ static_cast<QCheckBox *>(w)->setChecked(v);
+ break;
+
+ case V4L2_CTRL_TYPE_MENU:
+ idx = 0;
+ for (i = qctrl.minimum; i <= v; i++) {
+ qmenu.id = id;
+ qmenu.index = i;
+ if (::ioctl(fd, VIDIOC_QUERYMENU, &qmenu))
+ continue;
+ idx++;
+ }
+ static_cast<QComboBox *>(w)->setCurrentItem(idx - 1);
+ break;
+ default:
+ break;
+ }
+ setWhat(w, id, v);
+}
+
+void ApplicationWindow::setVal64(unsigned id, long long v)
+{
+ const v4l2_queryctrl &qctrl = ctrlMap[id];
+ QWidget *w = widgetMap[qctrl.id];
+
+ switch (qctrl.type) {
+ case V4L2_CTRL_TYPE_INTEGER64:
+ static_cast<QLineEdit *>(w)->setText(QString::number(v));
+ break;
+ default:
+ break;
+ }
+ setWhat(w, id, v);
+}
+
+void ApplicationWindow::setDefaults(unsigned ctrl_class)
+{
+ for (unsigned i = 0; i < classMap[ctrl_class].size(); i++) {
+ unsigned id = classMap[ctrl_class][i];
+
+ if (ctrlMap[id].type != V4L2_CTRL_TYPE_INTEGER64 &&
+ ctrlMap[id].type != V4L2_CTRL_TYPE_BUTTON)
+ setVal(id, ctrlMap[id].default_value);
+ }
+ ctrlAction(ctrl_class | CTRL_UPDATE);
+}
+
+QString ApplicationWindow::getCtrlFlags(unsigned flags)
+{
+ QString s;
+
+ if (flags & V4L2_CTRL_FLAG_GRABBED)
+ s += "grabbed ";
+ if (flags & V4L2_CTRL_FLAG_READ_ONLY)
+ s += "readonly ";
+ if (flags & V4L2_CTRL_FLAG_UPDATE)
+ s += "update ";
+ if (flags & V4L2_CTRL_FLAG_INACTIVE)
+ s += "inactive ";
+ if (flags & V4L2_CTRL_FLAG_SLIDER)
+ s += "slider ";
+ if (s.length()) s = QString("Flags: ") + s;
+ return s;
+}
+
diff --git a/v4l2-apps/util/qv4l2/fileopen.xpm b/v4l2-apps/util/qv4l2/fileopen.xpm
new file mode 100644
index 000000000..880417eee
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/fileopen.xpm
@@ -0,0 +1,22 @@
+/* XPM */
+static const char *fileopen[] = {
+" 16 13 5 1",
+". c #040404",
+"# c #808304",
+"a c None",
+"b c #f3f704",
+"c c #f3f7f3",
+"aaaaaaaaa...aaaa",
+"aaaaaaaa.aaa.a.a",
+"aaaaaaaaaaaaa..a",
+"a...aaaaaaaa...a",
+".bcb.......aaaaa",
+".cbcbcbcbc.aaaaa",
+".bcbcbcbcb.aaaaa",
+".cbcb...........",
+".bcb.#########.a",
+".cb.#########.aa",
+".b.#########.aaa",
+"..#########.aaaa",
+"...........aaaaa"
+};
diff --git a/v4l2-apps/util/qv4l2/general-tab.cpp b/v4l2-apps/util/qv4l2/general-tab.cpp
new file mode 100644
index 000000000..a19cf911b
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/general-tab.cpp
@@ -0,0 +1,326 @@
+/* qv4l2: a control panel controlling v4l2 devices.
+ *
+ * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+
+#include "qv4l2.h"
+#include "general-tab.h"
+#include "v4l2.h"
+
+#include <qlabel.h>
+#include <qspinbox.h>
+#include <qcombobox.h>
+#include <qwhatsthis.h>
+
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+
+GeneralTab::GeneralTab(int _fd, int n, QWidget *parent) :
+ QGrid(n, parent),
+ fd(_fd)
+{
+ int cnt = 0;
+
+ setSpacing(3);
+
+ memset(&tuner, 0, sizeof(tuner));
+ ioctl(fd, VIDIOC_G_TUNER, &tuner);
+
+ struct v4l2_input vin;
+ memset(&vin, 0, sizeof(vin));
+ if (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0) {
+ QLabel *label = new QLabel("Input", this);
+ label->setAlignment(Qt::AlignRight);
+ videoInput = new QComboBox(this);
+ while (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0) {
+ videoInput->insertItem((char *)vin.name);
+ vin.index++;
+ }
+ connect(videoInput, SIGNAL(activated(int)), SLOT(inputChanged(int)));
+ updateVideoInput();
+ cnt++;
+ }
+
+ struct v4l2_output vout;
+ memset(&vout, 0, sizeof(vout));
+ if (ioctl(fd, VIDIOC_ENUMOUTPUT, &vout) >= 0) {
+ QLabel *label = new QLabel("Output", this);
+ label->setAlignment(Qt::AlignRight);
+ videoOutput = new QComboBox(this);
+ while (ioctl(fd, VIDIOC_ENUMOUTPUT, &vout) >= 0) {
+ videoOutput->insertItem((char *)vout.name);
+ vout.index++;
+ }
+ connect(videoOutput, SIGNAL(activated(int)), SLOT(outputChanged(int)));
+ updateVideoOutput();
+ cnt++;
+ }
+
+ struct v4l2_audio vaudio;
+ memset(&vaudio, 0, sizeof(vaudio));
+ if (ioctl(fd, VIDIOC_ENUMAUDIO, &vaudio) >= 0) {
+ QLabel *label = new QLabel("Input Audio", this);
+ label->setAlignment(Qt::AlignRight);
+ audioInput = new QComboBox(this);
+ vaudio.index = 0;
+ while (ioctl(fd, VIDIOC_ENUMAUDIO, &vaudio) >= 0) {
+ audioInput->insertItem((char *)vaudio.name);
+ vaudio.index++;
+ }
+ connect(audioInput, SIGNAL(activated(int)), SLOT(inputAudioChanged(int)));
+ updateAudioInput();
+ cnt++;
+ }
+
+ struct v4l2_audioout vaudioout;
+ memset(&vaudioout, 0, sizeof(vaudioout));
+ if (ioctl(fd, VIDIOC_ENUMAUDOUT, &vaudioout) >= 0) {
+ QLabel *label = new QLabel("Output Audio", this);
+ label->setAlignment(Qt::AlignRight);
+ audioOutput = new QComboBox(this);
+ while (ioctl(fd, VIDIOC_ENUMAUDOUT, &vaudioout) >= 0) {
+ audioOutput->insertItem((char *)vaudioout.name);
+ vaudioout.index++;
+ }
+ connect(audioOutput, SIGNAL(activated(int)), SLOT(outputAudioChanged(int)));
+ updateAudioOutput();
+ cnt++;
+ }
+
+ struct v4l2_standard vs;
+ memset(&vs, 0, sizeof(vs));
+ if (ioctl(fd, VIDIOC_ENUMSTD, &vs) >= 0) {
+ QLabel *label = new QLabel("TV Standard", this);
+ label->setAlignment(Qt::AlignRight);
+ tvStandard = new QComboBox(this);
+ while (ioctl(fd, VIDIOC_ENUMSTD, &vs) >= 0) {
+ tvStandard->insertItem((char *)vs.name);
+ vs.index++;
+ }
+ connect(tvStandard, SIGNAL(activated(int)), SLOT(standardChanged(int)));
+ updateStandard();
+ cnt++;
+ }
+
+ bool first = cnt & 1;
+
+ if (first) {
+ QString what;
+ QLabel *label = new QLabel("Frequency", this);
+ label->setAlignment(Qt::AlignRight);
+ freq = new QSpinBox(tuner.rangelow, tuner.rangehigh, 1, this);
+ QWhatsThis::add(freq, what.sprintf("Frequency\n"
+ "Low: %d\n"
+ "High: %d\n",
+ tuner.rangelow, tuner.rangehigh));
+ connect(freq, SIGNAL(valueChanged(int)), SLOT(freqChanged(int)));
+ updateFreq();
+ cnt++;
+ }
+
+ {
+ QLabel *label = new QLabel("Frequency Tables", this);
+ label->setAlignment(Qt::AlignRight);
+ freqTable = new QComboBox(this);
+ for (int i = 0; v4l2_channel_lists[i].name; i++) {
+ freqTable->insertItem(v4l2_channel_lists[i].name);
+ }
+ connect(freqTable, SIGNAL(activated(int)), SLOT(freqTableChanged(int)));
+
+ label = new QLabel("Channels", this);
+ label->setAlignment(Qt::AlignRight);
+ freqChannel = new QComboBox(this);
+ connect(freqChannel, SIGNAL(activated(int)), SLOT(freqChannelChanged(int)));
+ updateFreqChannel();
+ }
+
+ if (!first) {
+ QString what;
+ QLabel *label = new QLabel("Frequency", this);
+ label->setAlignment(Qt::AlignRight);
+ freq = new QSpinBox(tuner.rangelow, tuner.rangehigh, 1, this);
+ QWhatsThis::add(freq, what.sprintf("Frequency\n"
+ "Low: %d\n"
+ "High: %d\n",
+ tuner.rangelow, tuner.rangehigh));
+ connect(freq, SIGNAL(valueChanged(int)), SLOT(freqChanged(int)));
+ updateFreq();
+ cnt++;
+ }
+
+ if (cnt & 1) {
+ new QWidget(this);
+ new QWidget(this);
+ }
+ QWidget *stretch = new QWidget(this);
+ stretch->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Ignored);
+}
+
+void GeneralTab::inputChanged(int input)
+{
+ g_mw->doIoctl("Set Input", VIDIOC_S_INPUT, &input);
+ struct v4l2_audio vaudio;
+ memset(&vaudio, 0, sizeof(vaudio));
+ if (audioInput && ioctl(fd, VIDIOC_G_AUDIO, &vaudio) >= 0) {
+ audioInput->setCurrentItem(vaudio.index);
+ updateAudioInput();
+ }
+ updateVideoInput();
+}
+
+void GeneralTab::outputChanged(int output)
+{
+ g_mw->doIoctl("Set Output", VIDIOC_S_OUTPUT, &output);
+ updateVideoOutput();
+}
+
+void GeneralTab::inputAudioChanged(int input)
+{
+ struct v4l2_audio vaudio;
+ memset(&vaudio, 0, sizeof(vaudio));
+ vaudio.index = input;
+ g_mw->doIoctl("Set Audio Input", VIDIOC_S_AUDIO, &vaudio);
+ updateAudioInput();
+}
+
+void GeneralTab::outputAudioChanged(int output)
+{
+ struct v4l2_audioout vaudioout;
+ memset(&vaudioout, 0, sizeof(vaudioout));
+ vaudioout.index = output;
+ g_mw->doIoctl("Set Audio Output", VIDIOC_S_AUDOUT, &vaudioout);
+ updateAudioOutput();
+}
+
+void GeneralTab::standardChanged(int std)
+{
+ struct v4l2_standard vs;
+ memset(&vs, 0, sizeof(vs));
+ vs.index = std;
+ ioctl(fd, VIDIOC_ENUMSTD, &vs);
+ g_mw->doIoctl("Set TV Standard", VIDIOC_S_STD, &vs.id);
+ updateStandard();
+}
+
+void GeneralTab::freqTableChanged(int)
+{
+ updateFreqChannel();
+ freqChannelChanged(0);
+}
+
+void GeneralTab::freqChannelChanged(int idx)
+{
+ freq->setValue((int)(v4l2_channel_lists[freqTable->currentItem()].list[idx].freq / 62.5));
+}
+
+void GeneralTab::freqChanged(int val)
+{
+ struct v4l2_frequency f;
+
+ memset(&f, 0, sizeof(f));
+ f.type = V4L2_TUNER_ANALOG_TV;
+ f.frequency = val;
+ g_mw->doIoctl("Set frequency", VIDIOC_S_FREQUENCY, &f);
+}
+
+void GeneralTab::updateVideoInput()
+{
+ int input;
+
+ ioctl(fd, VIDIOC_G_INPUT, &input);
+ videoInput->setCurrentItem(input);
+}
+
+void GeneralTab::updateVideoOutput()
+{
+ int output;
+
+ ioctl(fd, VIDIOC_G_OUTPUT, &output);
+ videoOutput->setCurrentItem(output);
+}
+
+void GeneralTab::updateAudioInput()
+{
+ struct v4l2_audio audio;
+ QString what;
+
+ memset(&audio, 0, sizeof(audio));
+ ioctl(fd, VIDIOC_G_AUDIO, &audio);
+ audioInput->setCurrentItem(audio.index);
+ if (audio.capability & V4L2_AUDCAP_STEREO)
+ what = "stereo input";
+ else
+ what = "mono input";
+ if (audio.capability & V4L2_AUDCAP_AVL)
+ what += ", has AVL";
+ if (audio.mode & V4L2_AUDMODE_AVL)
+ what += ", AVL is on";
+ QWhatsThis::add(audioInput, what);
+}
+
+void GeneralTab::updateAudioOutput()
+{
+ struct v4l2_audioout audio;
+
+ memset(&audio, 0, sizeof(audio));
+ ioctl(fd, VIDIOC_G_AUDOUT, &audio);
+ audioOutput->setCurrentItem(audio.index);
+}
+
+void GeneralTab::updateStandard()
+{
+ v4l2_std_id std;
+ struct v4l2_standard vs;
+ QString what;
+ ioctl(fd, VIDIOC_G_STD, &std);
+ memset(&vs, 0, sizeof(vs));
+ while (ioctl(fd, VIDIOC_ENUMSTD, &vs) != -1) {
+ if (vs.id & std) {
+ tvStandard->setCurrentItem(vs.index);
+ what.sprintf("TV Standard (0x%llX)\n"
+ "Frame period: %f (%d/%d)\n"
+ "Frame lines: %d\n", std,
+ (double)vs.frameperiod.numerator / vs.frameperiod.denominator,
+ vs.frameperiod.numerator, vs.frameperiod.denominator,
+ vs.framelines);
+ QWhatsThis::add(tvStandard, what);
+ return;
+ }
+ vs.index++;
+ }
+}
+
+void GeneralTab::updateFreq()
+{
+ struct v4l2_frequency f;
+
+ memset(&f, 0, sizeof(f));
+ ioctl(fd, VIDIOC_G_FREQUENCY, &f);
+ freq->setValue(f.frequency);
+}
+
+void GeneralTab::updateFreqChannel()
+{
+ freqChannel->clear();
+ int tbl = freqTable->currentItem();
+ const struct v4l2_channel_list *list = v4l2_channel_lists[tbl].list;
+ for (unsigned i = 0; i < v4l2_channel_lists[tbl].count; i++)
+ freqChannel->insertItem(list[i].name);
+}
+
diff --git a/v4l2-apps/util/qv4l2/general-tab.h b/v4l2-apps/util/qv4l2/general-tab.h
new file mode 100644
index 000000000..44003fd40
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/general-tab.h
@@ -0,0 +1,71 @@
+/* qv4l2: a control panel controlling v4l2 devices.
+ *
+ * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+
+#ifndef GENERAL_TAB_H
+#define GENERAL_TAB_H
+
+#include <linux/videodev2.h>
+#include <qgrid.h>
+
+class QComboBox;
+class QSpinBox;
+
+class GeneralTab: public QGrid
+{
+ Q_OBJECT
+
+public:
+ GeneralTab(int fd, int n, QWidget *parent = 0);
+ virtual ~GeneralTab() {}
+
+private slots:
+ void inputChanged(int);
+ void outputChanged(int);
+ void inputAudioChanged(int);
+ void outputAudioChanged(int);
+ void standardChanged(int);
+ void freqTableChanged(int);
+ void freqChannelChanged(int);
+ void freqChanged(int);
+
+private:
+ void updateVideoInput();
+ void updateVideoOutput();
+ void updateAudioInput();
+ void updateAudioOutput();
+ void updateStandard();
+ void updateFreq();
+ void updateFreqChannel();
+
+ int fd;
+ struct v4l2_tuner tuner;
+
+ // General tab
+ QComboBox *videoInput;
+ QComboBox *videoOutput;
+ QComboBox *audioInput;
+ QComboBox *audioOutput;
+ QComboBox *tvStandard;
+ QSpinBox *freq;
+ QComboBox *freqTable;
+ QComboBox *freqChannel;
+};
+
+#endif
diff --git a/v4l2-apps/util/qv4l2/qv4l2.cpp b/v4l2-apps/util/qv4l2/qv4l2.cpp
new file mode 100644
index 000000000..f9fb07e09
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/qv4l2.cpp
@@ -0,0 +1,178 @@
+
+#include "qv4l2.h"
+#include "general-tab.h"
+#include "v4l2.h"
+
+#include <qimage.h>
+#include <qpixmap.h>
+#include <qtoolbar.h>
+#include <qtoolbutton.h>
+#include <qpopupmenu.h>
+#include <qmenubar.h>
+#include <qfile.h>
+#include <qfiledialog.h>
+#include <qstatusbar.h>
+#include <qapplication.h>
+#include <qmessagebox.h>
+#include <qlineedit.h>
+#include <qvalidator.h>
+#include <qlayout.h>
+#include <qvbox.h>
+#include <qhbox.h>
+#include <qlabel.h>
+#include <qslider.h>
+#include <qspinbox.h>
+#include <qcombobox.h>
+#include <qcheckbox.h>
+#include <qpushbutton.h>
+#include <qtooltip.h>
+#include <qwhatsthis.h>
+
+#include <fcntl.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+
+#include "fileopen.xpm"
+
+ApplicationWindow::ApplicationWindow()
+ : QMainWindow( 0, "V4L2 main window", WDestructiveClose | WGroupLeader )
+{
+ QPixmap openIcon, saveIcon;
+
+ fd = -1;
+
+ sigMapper = NULL;
+ QToolBar * fileTools = new QToolBar( this, "file operations" );
+ fileTools->setLabel( "File Operations" );
+
+ openIcon = QPixmap( fileopen );
+ QToolButton * fileOpen
+ = new QToolButton( openIcon, "Open File", QString::null,
+ this, SLOT(choose()), fileTools, "open file" );
+
+ (void)QWhatsThis::whatsThisButton( fileTools );
+
+ const char * fileOpenText = "<p><img source=\"fileopen\"> "
+ "Click this button to open a <em>new v4l device</em>.<br>"
+ "You can also select the <b>Open</b> command "
+ "from the <b>File</b> menu.</p>";
+
+ QWhatsThis::add( fileOpen, fileOpenText );
+
+ QMimeSourceFactory::defaultFactory()->setPixmap( "fileopen", openIcon );
+
+ QPopupMenu * file = new QPopupMenu( this );
+ menuBar()->insertItem( "&File", file );
+
+
+ int id;
+ id = file->insertItem( openIcon, "&Open...",
+ this, SLOT(choose()), CTRL+Key_O );
+ file->setWhatsThis( id, fileOpenText );
+
+ file->insertSeparator();
+
+ file->insertItem( "&Close", this, SLOT(close()), CTRL+Key_W );
+
+ file->insertItem( "&Quit", qApp, SLOT( closeAllWindows() ), CTRL+Key_Q );
+
+ menuBar()->insertSeparator();
+
+ QPopupMenu * help = new QPopupMenu( this );
+ menuBar()->insertItem( "&Help", help );
+
+ help->insertItem( "&About", this, SLOT(about()), Key_F1 );
+ help->insertItem( "What's &This", this, SLOT(whatsThis()), SHIFT+Key_F1 );
+
+ statusBar()->message( "Ready", 2000 );
+
+ tabs = new QTabWidget(this);
+ tabs->setMargin(3);
+
+ //resize( 450, 600 );
+}
+
+
+ApplicationWindow::~ApplicationWindow()
+{
+ if (fd >= 0) ::close(fd);
+}
+
+
+void ApplicationWindow::setDevice(const QString &device)
+{
+ if (fd >= 0) ::close(fd);
+ while (QWidget *page = tabs->page(0)) {
+ tabs->removePage(page);
+ delete page;
+ }
+ delete tabs;
+ delete sigMapper;
+ tabs = new QTabWidget(this);
+ tabs->setMargin(3);
+ sigMapper = new QSignalMapper(this);
+ connect(sigMapper, SIGNAL(mapped(int)), this, SLOT(ctrlAction(int)));
+ ctrlMap.clear();
+ widgetMap.clear();
+ classMap.clear();
+
+ fd = ::open(device, O_RDONLY);
+ if (fd >= 0) {
+ tabs->addTab(new GeneralTab(fd, 4, tabs), "General");
+ addTabs();
+ }
+ if (QWidget *current = tabs->currentPage()) {
+ current->show();
+ }
+ tabs->show();
+ tabs->setFocus();
+ setCentralWidget(tabs);
+}
+
+void ApplicationWindow::choose()
+{
+ QString fn = QFileDialog::getOpenFileName( "/dev/v4l", QString::null,
+ this);
+ if ( !fn.isEmpty() ) {
+ setDevice(fn);
+ }
+ else
+ statusBar()->message( "Loading aborted", 2000 );
+}
+
+
+void ApplicationWindow::closeEvent( QCloseEvent* ce )
+{
+ ce->accept();
+}
+
+bool ApplicationWindow::doIoctl(QString descr, unsigned cmd, void *arg)
+{
+ statusBar()->clear();
+ int err = ioctl(fd, cmd, arg);
+
+ if (err == -1) {
+ QString s = strerror(errno);
+ statusBar()->message(descr + ": " + s, 10000);
+ }
+ return err != -1;
+}
+
+void ApplicationWindow::about()
+{
+ QMessageBox::about( this, "V4L2 Control Panel",
+ "This program allows easy experimenting with video4linux devices.");
+}
+
+ApplicationWindow *g_mw;
+
+int main(int argc, char **argv)
+{
+ QApplication a(argc, argv);
+ g_mw = new ApplicationWindow();
+ g_mw->setCaption( "V4L2 Control Panel" );
+ g_mw->setDevice("/dev/video0");
+ g_mw->show();
+ a.connect( &a, SIGNAL(lastWindowClosed()), &a, SLOT(quit()) );
+ return a.exec();
+}
diff --git a/v4l2-apps/util/qv4l2/qv4l2.h b/v4l2-apps/util/qv4l2/qv4l2.h
new file mode 100644
index 000000000..1a0a8e15d
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/qv4l2.h
@@ -0,0 +1,99 @@
+/* qv4l2: a control panel controlling v4l2 devices.
+ *
+ * Copyright (C) 2006 Hans Verkuil <hverkuil@xs4all.nl>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#ifndef QV4L2_H
+#define QV4L2_H
+
+#include <qmainwindow.h>
+#include <qtabwidget.h>
+#include <qsignalmapper.h>
+#include <qgrid.h>
+#include <map>
+#include <vector>
+
+#include <linux/videodev2.h>
+
+class QComboBox;
+class QSpinBox;
+
+typedef std::vector<unsigned> ClassIDVec;
+typedef std::map<unsigned, ClassIDVec> ClassMap;
+typedef std::map<unsigned, struct v4l2_queryctrl> CtrlMap;
+typedef std::map<unsigned, QWidget *> WidgetMap;
+
+enum {
+ CTRL_UPDATE_ON_CHANGE = 0x10,
+ CTRL_DEFAULTS,
+ CTRL_REFRESH,
+ CTRL_UPDATE
+};
+
+class ApplicationWindow: public QMainWindow
+{
+ Q_OBJECT
+
+public:
+ ApplicationWindow();
+ ~ApplicationWindow();
+
+ void setDevice(const QString &device);
+ bool doIoctl(QString descr, unsigned cmd, void *arg);
+
+protected:
+ void closeEvent( QCloseEvent* );
+
+private slots:
+ void choose();
+ void ctrlAction(int);
+
+ void about();
+
+private:
+ void addTabs();
+ void finishGrid(QWidget *vbox, QGrid *grid, unsigned ctrl_class, bool odd);
+ void addCtrl(QGrid *grid, const struct v4l2_queryctrl &qctrl);
+ void updateCtrl(unsigned id);
+ void refresh(unsigned ctrl_class);
+ void setDefaults(unsigned ctrl_class);
+ int getVal(unsigned id);
+ long long getVal64(unsigned id);
+ void setVal(unsigned id, int v);
+ void setVal64(unsigned id, long long v);
+ QString getCtrlFlags(unsigned flags);
+ void setWhat(QWidget *w, unsigned id, long long v);
+ void updateVideoInput();
+ void updateVideoOutput();
+ void updateAudioInput();
+ void updateAudioOutput();
+ void updateStandard();
+ void updateFreq();
+ void updateFreqChannel();
+
+ QString filename;
+ QSignalMapper *sigMapper;
+ QTabWidget *tabs;
+ int fd;
+ CtrlMap ctrlMap;
+ WidgetMap widgetMap;
+ ClassMap classMap;
+};
+
+extern ApplicationWindow *g_mw;
+
+#endif
diff --git a/v4l2-apps/util/qv4l2/qv4l2.pro b/v4l2-apps/util/qv4l2/qv4l2.pro
new file mode 100644
index 000000000..c53a098b5
--- /dev/null
+++ b/v4l2-apps/util/qv4l2/qv4l2.pro
@@ -0,0 +1,12 @@
+######################################################################
+# Automatically generated by qmake (1.07a) Sat Jun 17 12:35:16 2006
+######################################################################
+
+TEMPLATE = app
+INCLUDEPATH += . ../../../linux/include ../../lib
+CONFIG += debug
+
+# Input
+HEADERS += qv4l2.h general-tab.h
+SOURCES += qv4l2.cpp general-tab.cpp ctrl-tab.cpp
+LIBS += -lv4l2 -L../../lib
diff --git a/v4l2-apps/util/v4l2-ctl.cpp b/v4l2-apps/util/v4l2-ctl.cpp
new file mode 100644
index 000000000..bb7b4bd81
--- /dev/null
+++ b/v4l2-apps/util/v4l2-ctl.cpp
@@ -0,0 +1,1731 @@
+/*
+ Copyright (C) 2003-2004 Kevin Thayer <nufan_wfk at yahoo dot com>
+
+ Cleanup and VBI and audio in/out options:
+ Copyright (C) 2004 Hans Verkuil <hverkuil@xs4all.nl>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <unistd.h>
+#include <features.h> /* Uses _GNU_SOURCE to define getsubopt in stdlib.h */
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include <getopt.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <ctype.h>
+#include <errno.h>
+#include <sys/ioctl.h>
+#include <sys/time.h>
+#include <math.h>
+#include <sys/klog.h>
+
+#include <linux/videodev2.h>
+
+#include <list>
+#include <vector>
+#include <map>
+#include <string>
+
+/* Short option list
+
+ Please keep in alphabetical order.
+ That makes it easier to see which short options are still free.
+
+ In general the lower case is used to set something and the upper
+ case is used to retrieve a setting. */
+enum Option {
+ OptGetAudioInput = 'A',
+ OptSetAudioInput = 'a',
+ OptGetAudioOutput = 'B',
+ OptSetAudioOutput = 'b',
+ OptGetCtrl = 'C',
+ OptSetCtrl = 'c',
+ OptSetDevice = 'd',
+ OptGetDriverInfo = 'D',
+ OptGetFreq = 'F',
+ OptSetFreq = 'f',
+ OptHelp = 'h',
+ OptGetInput = 'I',
+ OptSetInput = 'i',
+ OptListCtrls = 'l',
+ OptListCtrlsMenus = 'L',
+ OptListOutputs = 'N',
+ OptListInputs = 'n',
+ OptGetOutput = 'O',
+ OptSetOutput = 'o',
+ OptListAudioOutputs = 'Q',
+ OptListAudioInputs = 'q',
+ OptGetStandard = 'S',
+ OptSetStandard = 's',
+ OptGetTuner = 'T',
+ OptSetTuner = 't',
+ OptGetVideoFormat = 'V',
+ OptSetVideoFormat = 'v',
+
+ OptGetSlicedVbiFormat = 128,
+ OptSetSlicedVbiFormat,
+ OptGetSlicedVbiOutFormat,
+ OptSetSlicedVbiOutFormat,
+ OptGetOverlayFormat,
+ //OptSetOverlayFormat, TODO
+ OptGetVbiFormat,
+ //OptSetVbiFormat, TODO
+ OptGetVbiOutFormat,
+ //OptSetVbiOutFormat, TODO
+ OptAll,
+ OptStreamOff,
+ OptStreamOn,
+ OptListStandards,
+ OptLogStatus,
+ OptVerbose,
+ OptGetVideoOutFormat,
+ OptSetVideoOutFormat,
+ OptGetSlicedVbiCap,
+ OptGetSlicedVbiOutCap,
+ OptLast = 256
+};
+
+static char options[OptLast];
+
+typedef std::vector<struct v4l2_ext_control> ctrl_list;
+static ctrl_list user_ctrls;
+static ctrl_list mpeg_ctrls;
+
+typedef std::map<std::string, unsigned> ctrl_strmap;
+static ctrl_strmap ctrl_str2id;
+typedef std::map<unsigned, std::string> ctrl_idmap;
+static ctrl_idmap ctrl_id2str;
+
+typedef std::list<std::string> ctrl_get_list;
+static ctrl_get_list get_ctrls;
+
+typedef std::map<std::string,std::string> ctrl_set_map;
+static ctrl_set_map set_ctrls;
+
+typedef struct {
+ unsigned flag;
+ const char *str;
+} flag_def;
+
+static const flag_def service_def[] = {
+ { V4L2_SLICED_TELETEXT_B, "teletext" },
+ { V4L2_SLICED_VPS, "vps" },
+ { V4L2_SLICED_CAPTION_525, "cc" },
+ { V4L2_SLICED_WSS_625, "wss" },
+ { 0, NULL }
+};
+
+/* fmts specified */
+#define FMTWidth (1L<<0)
+#define FMTHeight (1L<<1)
+
+static struct option long_options[] = {
+ {"list-audio-inputs", no_argument, 0, OptListAudioInputs},
+ {"list-audio-outputs", no_argument, 0, OptListAudioOutputs},
+ {"all", no_argument, 0, OptAll},
+ {"device", required_argument, 0, OptSetDevice},
+ {"get-fmt-video", no_argument, 0, OptGetVideoFormat},
+ {"set-fmt-video", required_argument, 0, OptSetVideoFormat},
+ {"get-fmt-video-out", no_argument, 0, OptGetVideoOutFormat},
+ {"set-fmt-video-out", required_argument, 0, OptSetVideoOutFormat},
+ {"help", no_argument, 0, OptHelp},
+ {"get-output", no_argument, 0, OptGetOutput},
+ {"set-output", required_argument, 0, OptSetOutput},
+ {"list-outputs", no_argument, 0, OptListOutputs},
+ {"list-inputs", no_argument, 0, OptListInputs},
+ {"get-input", no_argument, 0, OptGetInput},
+ {"set-input", required_argument, 0, OptSetInput},
+ {"get-audio-input", no_argument, 0, OptGetAudioInput},
+ {"set-audio-input", required_argument, 0, OptSetAudioInput},
+ {"get-audio-output", no_argument, 0, OptGetAudioOutput},
+ {"set-audio-output", required_argument, 0, OptSetAudioOutput},
+ {"get-freq", no_argument, 0, OptGetFreq},
+ {"set-freq", required_argument, 0, OptSetFreq},
+ {"streamoff", no_argument, 0, OptStreamOff},
+ {"streamon", no_argument, 0, OptStreamOn},
+ {"list-standards", no_argument, 0, OptListStandards},
+ {"get-standard", no_argument, 0, OptGetStandard},
+ {"set-standard", required_argument, 0, OptSetStandard},
+ {"info", no_argument, 0, OptGetDriverInfo},
+ {"list-ctrls", no_argument, 0, OptListCtrls},
+ {"list-ctrls-menus", no_argument, 0, OptListCtrlsMenus},
+ {"set-ctrl", required_argument, 0, OptSetCtrl},
+ {"get-ctrl", required_argument, 0, OptGetCtrl},
+ {"get-tuner", no_argument, 0, OptGetTuner},
+ {"set-tuner", required_argument, 0, OptSetTuner},
+ {"verbose", no_argument, 0, OptVerbose},
+ {"log-status", no_argument, 0, OptLogStatus},
+ {"get-fmt-overlay", no_argument, 0, OptGetOverlayFormat},
+ {"get-fmt-sliced-vbi", no_argument, 0, OptGetSlicedVbiFormat},
+ {"set-fmt-sliced-vbi", required_argument, 0, OptSetSlicedVbiFormat},
+ {"get-fmt-sliced-vbi-out", no_argument, 0, OptGetSlicedVbiOutFormat},
+ {"set-fmt-sliced-vbi-out", required_argument, 0, OptSetSlicedVbiOutFormat},
+ {"get-fmt-vbi", no_argument, 0, OptGetVbiFormat},
+ {"get-fmt-vbi-out", no_argument, 0, OptGetVbiOutFormat},
+ {"get-sliced-vbi-cap", no_argument, 0, OptGetSlicedVbiCap},
+ {"get-sliced-vbi-out-cap", no_argument, 0, OptGetSlicedVbiOutCap},
+ {0, 0, 0, 0}
+};
+
+static void usage(void)
+{
+ printf("Usage:\n");
+ printf(" --all display all information available\n");
+ printf(" -A, --get-audio-input\n");
+ printf(" query the audio input [VIDIOC_G_AUDIO]\n");
+ printf(" -a, --set-audio-input=<num>\n");
+ printf(" set the audio input to <num> [VIDIOC_S_AUDIO]\n");
+ printf(" -B, --get-audio-output\n");
+ printf(" query the audio output [VIDIOC_G_AUDOUT]\n");
+ printf(" -b, --set-audio-output=<num>\n");
+ printf(" set the audio output to <num> [VIDIOC_S_AUDOUT]\n");
+ printf(" -C, --get-ctrl=<ctrl>[,<ctrl>...]\n");
+ printf(" get the value of the controls [VIDIOC_G_EXT_CTRLS]\n");
+ printf(" -c, --set-ctrl=<ctrl>=<val>[,<ctrl>=<val>...]\n");
+ printf(" set the controls to the values specified [VIDIOC_S_EXT_CTRLS]\n");
+ printf(" -D, --info show driver info [VIDIOC_QUERYCAP]\n");
+ printf(" -d, --device=<dev> use device <dev> instead of /dev/video0\n");
+ printf(" if <dev> is a single digit, then /dev/video<dev> is used\n");
+ printf(" -F, --get-freq query the frequency [VIDIOC_G_FREQUENCY]\n");
+ printf(" -f, --set-freq=<freq>\n");
+ printf(" set the frequency to <freq> MHz [VIDIOC_S_FREQUENCY]\n");
+ printf(" -h, --help display this help message\n");
+ printf(" -I, --get-input query the video input [VIDIOC_G_INPUT]\n");
+ printf(" -i, --set-input=<num>\n");
+ printf(" set the video input to <num> [VIDIOC_S_INPUT]\n");
+ printf(" -l, --list-ctrls display all controls and their values [VIDIOC_QUERYCTRL]\n");
+ printf(" -L, --list-ctrls-menus\n");
+ printf(" display all controls, their values and the menus [VIDIOC_QUERYMENU]\n");
+ printf(" -N, --list-outputs display video outputs [VIDIOC_ENUMOUTPUT]\n");
+ printf(" -n, --list-inputs display video inputs [VIDIOC_ENUMINPUT]\n");
+ printf(" -O, --get-output query the video output [VIDIOC_G_OUTPUT]\n");
+ printf(" -o, --set-output=<num>\n");
+ printf(" set the video output to <num> [VIDIOC_S_OUTPUT]\n");
+ printf(" -Q, --list-audio-outputs\n");
+ printf(" display audio outputs [VIDIOC_ENUMAUDOUT]\n");
+ printf(" -q, --list-audio-inputs\n");
+ printf(" display audio inputs [VIDIOC_ENUMAUDIO]\n");
+ printf(" -S, --get-standard\n");
+ printf(" query the video standard [VIDIOC_G_STD]\n");
+ printf(" -s, --set-standard=<num>\n");
+ printf(" set the video standard to <num> [VIDIOC_S_STD]\n");
+ printf(" <num> can be a numerical v4l2_std value, or it can be one of:\n");
+ printf(" pal-X (X = B/G/H/N/Nc/I/D/K/M) or just 'pal' (V4L2_STD_PAL)\n");
+ printf(" ntsc-X (X = M/J/K) or just 'ntsc' (V4L2_STD_NTSC)\n");
+ printf(" secam-X (X = B/G/H/D/K/L/Lc) or just 'secam' (V4L2_STD_SECAM)\n");
+ printf(" --list-standards display supported video standards [VIDIOC_ENUMSTD]\n");
+ printf(" -T, --get-tuner query the tuner settings [VIDIOC_G_TUNER]\n");
+ printf(" -t, --set-tuner=<mode>\n");
+ printf(" set the audio mode of the tuner [VIDIOC_S_TUNER]\n");
+ printf(" Possible values: 0 (mono), 1 (stereo), 2 (lang2), 3 (lang1), 4 (both)\n");
+ printf(" -V, --get-fmt-video\n");
+ printf(" query the video capture format [VIDIOC_G_FMT]\n");
+ printf(" -v, --set-fmt-video=width=<x>,height=<y>\n");
+ printf(" set the video capture format [VIDIOC_S_FMT]\n");
+ printf(" --get-fmt-video-out\n");
+ printf(" query the video output format [VIDIOC_G_FMT]\n");
+ printf(" --set-fmt-video-out=width=<x>,height=<y>\n");
+ printf(" set the video output format [VIDIOC_S_FMT]\n");
+ printf(" --get-fmt-overlay\n");
+ printf(" query the video overlay format [VIDIOC_G_FMT]\n");
+ printf(" --get-sliced-vbi-cap\n");
+ printf(" query the sliced VBI capture capabilities [VIDIOC_G_SLICED_VBI_CAP]\n");
+ printf(" --get-sliced-vbi-out-cap\n");
+ printf(" query the sliced VBI output capabilities [VIDIOC_G_SLICED_VBI_CAP]\n");
+ printf(" --get-fmt-sliced-vbi\n");
+ printf(" query the sliced VBI capture format [VIDIOC_G_FMT]\n");
+ printf(" --set-fmt-sliced-vbi=<mode>\n");
+ printf(" set the sliced VBI capture format to <mode> [VIDIOC_S_FMT]\n");
+ printf(" <mode> is a comma separated list of:\n");
+ printf(" off: turn off sliced VBI (cannot be combined with other modes)\n");
+ printf(" teletext: teletext (PAL/SECAM)\n");
+ printf(" cc: closed caption (NTSC)\n");
+ printf(" wss: widescreen signal (PAL/SECAM)\n");
+ printf(" vps: VPS (PAL/SECAM)\n");
+ printf(" --get-fmt-sliced-vbi-out\n");
+ printf(" query the sliced VBI output format [VIDIOC_G_FMT]\n");
+ printf(" --set-fmt-sliced-vbi-out=<mode>\n");
+ printf(" set the sliced VBI output format to <mode> [VIDIOC_S_FMT]\n");
+ printf(" <mode> is a comma separated list of:\n");
+ printf(" off: turn off sliced VBI (cannot be combined with other modes)\n");
+ printf(" teletext: teletext (PAL/SECAM)\n");
+ printf(" cc: closed caption (NTSC)\n");
+ printf(" wss: widescreen signal (PAL/SECAM)\n");
+ printf(" vps: VPS (PAL/SECAM)\n");
+ printf(" --get-fmt-vbi query the VBI capture format [VIDIOC_G_FMT]\n");
+ printf(" --get-fmt-vbi-out query the VBI output format [VIDIOC_G_FMT]\n");
+ printf(" --verbose turn on verbose ioctl error reporting.\n");
+ printf("\n");
+ printf("Expert options:\n");
+ printf(" --streamoff turn the stream off [VIDIOC_STREAMOFF]\n");
+ printf(" --streamon turn the stream on [VIDIOC_STREAMOFF]\n");
+ printf(" --log-status log the board status in the kernel log [VIDIOC_LOG_STATUS]\n");
+ exit(0);
+}
+
+static std::string num2s(unsigned num)
+{
+ char buf[10];
+
+ sprintf(buf, "%08x", num);
+ return buf;
+}
+
+static std::string buftype2s(int type)
+{
+ switch (type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ return "Video Capture";
+ case V4L2_BUF_TYPE_VIDEO_OUTPUT:
+ return "Video Output";
+ case V4L2_BUF_TYPE_VIDEO_OVERLAY:
+ return "Video Overlay";
+ case V4L2_BUF_TYPE_VBI_CAPTURE:
+ return "VBI Capture";
+ case V4L2_BUF_TYPE_VBI_OUTPUT:
+ return "VBI Output";
+ case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
+ return "Sliced VBI Capture";
+ case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
+ return "Sliced VBI Output";
+ case V4L2_BUF_TYPE_PRIVATE:
+ return "Private";
+ default:
+ return "Unknown (" + num2s(type) + ")";
+ }
+}
+
+static std::string fcc2s(unsigned int val)
+{
+ std::string s;
+
+ s += val & 0xff;
+ s += (val >> 8) & 0xff;
+ s += (val >> 16) & 0xff;
+ s += (val >> 24) & 0xff;
+ return s;
+}
+
+static std::string field2s(int val)
+{
+ switch (val) {
+ case V4L2_FIELD_ANY:
+ return "Any";
+ case V4L2_FIELD_NONE:
+ return "None";
+ case V4L2_FIELD_TOP:
+ return "Top";
+ case V4L2_FIELD_BOTTOM:
+ return "Bottom";
+ case V4L2_FIELD_INTERLACED:
+ return "Interlaced";
+ case V4L2_FIELD_SEQ_TB:
+ return "Sequential Top-Bottom";
+ case V4L2_FIELD_SEQ_BT:
+ return "Sequential Bottom-Top";
+ case V4L2_FIELD_ALTERNATE:
+ return "Alternating";
+ default:
+ return "Unknown (" + num2s(val) + ")";
+ }
+}
+
+static std::string colorspace2s(int val)
+{
+ switch (val) {
+ case V4L2_COLORSPACE_SMPTE170M:
+ return "Broadcast NTSC/PAL (SMPTE170M/ITU601)";
+ case V4L2_COLORSPACE_SMPTE240M:
+ return "1125-Line (US) HDTV (SMPTE240M)";
+ case V4L2_COLORSPACE_REC709:
+ return "HDTV and modern devices (ITU709)";
+ case V4L2_COLORSPACE_BT878:
+ return "Broken Bt878";
+ case V4L2_COLORSPACE_470_SYSTEM_M:
+ return "NTSC/M (ITU470/ITU601)";
+ case V4L2_COLORSPACE_470_SYSTEM_BG:
+ return "PAL/SECAM BG (ITU470/ITU601)";
+ case V4L2_COLORSPACE_JPEG:
+ return "JPEG (JFIF/ITU601)";
+ case V4L2_COLORSPACE_SRGB:
+ return "SRGB";
+ default:
+ return "Unknown (" + num2s(val) + ")";
+ }
+}
+
+static std::string flags2s(unsigned val, const flag_def *def)
+{
+ std::string s;
+
+ while (def->flag) {
+ if (val & def->flag) {
+ if (s.length()) s += " ";
+ s += def->str;
+ }
+ def++;
+ }
+ return s;
+}
+
+static void print_sliced_vbi_cap(struct v4l2_sliced_vbi_cap &cap)
+{
+// printf("\tType : %s\n", buftype2s(vfmt.type).c_str());
+ printf("\tService Set : %s\n",
+ flags2s(cap.service_set, service_def).c_str());
+ for (int i = 0; i < 24; i++) {
+ printf("\tService Line %2d: %8s / %-8s\n", i,
+ flags2s(cap.service_lines[0][i], service_def).c_str(),
+ flags2s(cap.service_lines[1][i], service_def).c_str());
+ }
+}
+
+static std::string name2var(unsigned char *name)
+{
+ std::string s;
+
+ while (*name) {
+ if (*name == ' ') s += "_";
+ else s += std::string(1, tolower(*name));
+ name++;
+ }
+ return s;
+}
+
+static void print_qctrl(int fd, struct v4l2_queryctrl *queryctrl,
+ struct v4l2_ext_control *ctrl, int show_menus)
+{
+ struct v4l2_querymenu qmenu = { 0 };
+ std::string s = name2var(queryctrl->name);
+ int i;
+
+ qmenu.id = queryctrl->id;
+ switch (queryctrl->type) {
+ case V4L2_CTRL_TYPE_INTEGER:
+ printf("%31s (int) : min=%d max=%d step=%d default=%d value=%d",
+ s.c_str(),
+ queryctrl->minimum, queryctrl->maximum,
+ queryctrl->step, queryctrl->default_value,
+ ctrl->value);
+ break;
+ case V4L2_CTRL_TYPE_INTEGER64:
+ printf("%31s (int64): value=%lld", queryctrl->name, ctrl->value64);
+ break;
+ case V4L2_CTRL_TYPE_BOOLEAN:
+ printf("%31s (bool) : default=%d value=%d",
+ s.c_str(),
+ queryctrl->default_value, ctrl->value);
+ break;
+ case V4L2_CTRL_TYPE_MENU:
+ printf("%31s (menu) : min=%d max=%d default=%d value=%d",
+ s.c_str(),
+ queryctrl->minimum, queryctrl->maximum,
+ queryctrl->default_value, ctrl->value);
+ break;
+ case V4L2_CTRL_TYPE_BUTTON:
+ printf("%31s (button)\n", s.c_str());
+ break;
+ default: break;
+ }
+ if (queryctrl->flags) {
+ const flag_def def[] = {
+ { V4L2_CTRL_FLAG_GRABBED, "grabbed" },
+ { V4L2_CTRL_FLAG_READ_ONLY, "readonly" },
+ { V4L2_CTRL_FLAG_UPDATE, "update" },
+ { V4L2_CTRL_FLAG_INACTIVE, "inactive" },
+ { V4L2_CTRL_FLAG_SLIDER, "slider" },
+ { 0, NULL }
+ };
+ printf(" flags=%s", flags2s(queryctrl->flags, def).c_str());
+ }
+ printf("\n");
+ if (queryctrl->type == V4L2_CTRL_TYPE_MENU && show_menus) {
+ for (i = 0; i <= queryctrl->maximum; i++) {
+ qmenu.index = i;
+ if (ioctl(fd, VIDIOC_QUERYMENU, &qmenu))
+ continue;
+ printf("\t\t\t\t%d: %s\n", i, qmenu.name);
+ }
+ }
+}
+
+static int print_control(int fd, struct v4l2_queryctrl &qctrl, int show_menus)
+{
+ struct v4l2_control ctrl = { 0 };
+ struct v4l2_ext_control ext_ctrl = { 0 };
+ struct v4l2_ext_controls ctrls = { 0 };
+
+ if (qctrl.flags & V4L2_CTRL_FLAG_DISABLED)
+ return 1;
+ if (qctrl.type == V4L2_CTRL_TYPE_CTRL_CLASS) {
+ printf("\n%s\n\n", qctrl.name);
+ return 1;
+ }
+ ext_ctrl.id = qctrl.id;
+ ctrls.ctrl_class = V4L2_CTRL_ID2CLASS(qctrl.id);
+ ctrls.count = 1;
+ ctrls.controls = &ext_ctrl;
+ if (V4L2_CTRL_ID2CLASS(qctrl.id) != V4L2_CTRL_CLASS_USER &&
+ qctrl.id < V4L2_CID_PRIVATE_BASE) {
+ if (ioctl(fd, VIDIOC_G_EXT_CTRLS, &ctrls)) {
+ printf("error %d getting ext_ctrl %s\n",
+ errno, qctrl.name);
+ return 0;
+ }
+ }
+ else {
+ ctrl.id = qctrl.id;
+ if (ioctl(fd, VIDIOC_G_CTRL, &ctrl)) {
+ printf("error %d getting ctrl %s\n",
+ errno, qctrl.name);
+ return 0;
+ }
+ ext_ctrl.value = ctrl.value;
+ }
+ print_qctrl(fd, &qctrl, &ext_ctrl, show_menus);
+ return 1;
+}
+
+static void list_controls(int fd, int show_menus)
+{
+ struct v4l2_queryctrl qctrl = { V4L2_CTRL_FLAG_NEXT_CTRL };
+ int id;
+
+ while (ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0) {
+ print_control(fd, qctrl, show_menus);
+ qctrl.id |= V4L2_CTRL_FLAG_NEXT_CTRL;
+ }
+ if (qctrl.id != V4L2_CTRL_FLAG_NEXT_CTRL)
+ return;
+ for (id = V4L2_CID_USER_BASE; id < V4L2_CID_LASTP1; id++) {
+ qctrl.id = id;
+ if (ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0)
+ print_control(fd, qctrl, show_menus);
+ }
+ for (qctrl.id = V4L2_CID_PRIVATE_BASE;
+ ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0; qctrl.id++) {
+ print_control(fd, qctrl, show_menus);
+ }
+}
+
+static void find_controls(int fd)
+{
+ struct v4l2_queryctrl qctrl = { V4L2_CTRL_FLAG_NEXT_CTRL };
+ int id;
+
+ while (ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0) {
+ if (qctrl.type != V4L2_CTRL_TYPE_CTRL_CLASS) {
+ ctrl_str2id[name2var(qctrl.name)] = qctrl.id;
+ ctrl_id2str[qctrl.id] = name2var(qctrl.name);
+ }
+ qctrl.id |= V4L2_CTRL_FLAG_NEXT_CTRL;
+ }
+ if (qctrl.id != V4L2_CTRL_FLAG_NEXT_CTRL)
+ return;
+ for (id = V4L2_CID_USER_BASE; id < V4L2_CID_LASTP1; id++) {
+ qctrl.id = id;
+ if (ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0)
+ ctrl_str2id[name2var(qctrl.name)] = qctrl.id;
+ }
+ for (qctrl.id = V4L2_CID_PRIVATE_BASE;
+ ioctl(fd, VIDIOC_QUERYCTRL, &qctrl) == 0; qctrl.id++) {
+ ctrl_str2id[name2var(qctrl.name)] = qctrl.id;
+ }
+}
+
+static int printfmt(struct v4l2_format vfmt)
+{
+ const flag_def vbi_def[] = {
+ { V4L2_VBI_UNSYNC, "unsynchronized" },
+ { V4L2_VBI_INTERLACED, "interlaced" },
+ { 0, NULL }
+ };
+ printf("Format:\n");
+
+ switch (vfmt.type) {
+ case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+ case V4L2_BUF_TYPE_VIDEO_OUTPUT:
+ printf("\tType : %s\n", buftype2s(vfmt.type).c_str());
+ printf("\tWidth/Height : %u/%u\n", vfmt.fmt.pix.width, vfmt.fmt.pix.height);
+ printf("\tPixel Format : %s\n", fcc2s(vfmt.fmt.pix.pixelformat).c_str());
+ printf("\tField : %s\n", field2s(vfmt.fmt.pix.field).c_str());
+ printf("\tBytes per Line: %u\n", vfmt.fmt.pix.bytesperline);
+ printf("\tSize Image : %u\n", vfmt.fmt.pix.sizeimage);
+ printf("\tColorspace : %s\n", colorspace2s(vfmt.fmt.pix.colorspace).c_str());
+ if (vfmt.fmt.pix.priv)
+ printf("\tCustom Info : %08x\n", vfmt.fmt.pix.priv);
+ break;
+ case V4L2_BUF_TYPE_VIDEO_OVERLAY:
+ printf("\tType : %s\n", buftype2s(vfmt.type).c_str());
+ printf("\tLeft/Top : %d/%d\n",
+ vfmt.fmt.win.w.left, vfmt.fmt.win.w.top);
+ printf("\tWidth/Height: %d/%d\n",
+ vfmt.fmt.win.w.width, vfmt.fmt.win.w.height);
+ printf("\tField : %s\n", field2s(vfmt.fmt.win.field).c_str());
+ // TODO: check G_FBUF capabilities
+ printf("\tChroma Key : %08x\n", vfmt.fmt.win.chromakey);
+ printf("\tClip Count : %u\n", vfmt.fmt.win.clipcount);
+ break;
+ case V4L2_BUF_TYPE_VBI_CAPTURE:
+ case V4L2_BUF_TYPE_VBI_OUTPUT:
+ printf("\tType : %s\n", buftype2s(vfmt.type).c_str());
+ printf("\tSampling Rate : %u Hz\n", vfmt.fmt.vbi.sampling_rate);
+ printf("\tOffset : %u samples (%g secs after leading edge)\n",
+ vfmt.fmt.vbi.offset,
+ (double)vfmt.fmt.vbi.offset / (double)vfmt.fmt.vbi.sampling_rate);
+ printf("\tSamples per Line: %u\n", vfmt.fmt.vbi.samples_per_line);
+ printf("\tSample Format : %s\n", fcc2s(vfmt.fmt.vbi.sample_format).c_str());
+ printf("\tStart 1st Field : %u\n", vfmt.fmt.vbi.start[0]);
+ printf("\tCount 1st Field : %u\n", vfmt.fmt.vbi.count[0]);
+ printf("\tStart 2nd Field : %u\n", vfmt.fmt.vbi.start[1]);
+ printf("\tCount 2nd Field : %u\n", vfmt.fmt.vbi.count[1]);
+ if (vfmt.fmt.vbi.flags)
+ printf("\tFlags : %s\n", flags2s(vfmt.fmt.vbi.flags, vbi_def).c_str());
+ break;
+ case V4L2_BUF_TYPE_SLICED_VBI_CAPTURE:
+ case V4L2_BUF_TYPE_SLICED_VBI_OUTPUT:
+ printf("\tType : %s\n", buftype2s(vfmt.type).c_str());
+ printf("\tService Set : %s\n",
+ flags2s(vfmt.fmt.sliced.service_set, service_def).c_str());
+ for (int i = 0; i < 24; i++) {
+ printf("\tService Line %2d: %8s / %-8s\n", i,
+ flags2s(vfmt.fmt.sliced.service_lines[0][i], service_def).c_str(),
+ flags2s(vfmt.fmt.sliced.service_lines[1][i], service_def).c_str());
+ }
+ printf("\tI/O Size : %u\n", vfmt.fmt.sliced.io_size);
+ break;
+ case V4L2_BUF_TYPE_PRIVATE:
+ printf("\tType: %s\n", buftype2s(vfmt.type).c_str());
+ break;
+ default:
+ printf("\tType: %s\n", buftype2s(vfmt.type).c_str());
+ return -1;
+ }
+ return 0;
+}
+
+static char *pts_to_string(char *str, unsigned long pts)
+{
+ static char buf[256];
+ int hours, minutes, seconds, fracsec;
+ float fps;
+ int frame;
+ char *p = (str) ? str : buf;
+
+ static const int MPEG_CLOCK_FREQ = 90000;
+ seconds = pts / MPEG_CLOCK_FREQ;
+ fracsec = pts % MPEG_CLOCK_FREQ;
+
+ minutes = seconds / 60;
+ seconds = seconds % 60;
+
+ hours = minutes / 60;
+ minutes = minutes % 60;
+
+ fps = 30;
+ frame = (int)ceilf(((float)fracsec / (float)MPEG_CLOCK_FREQ) * fps);
+
+ snprintf(p, sizeof(buf), "%d:%02d:%02d:%d", hours, minutes, seconds,
+ frame);
+ return p;
+}
+
+static const char *audmode2s(int audmode)
+{
+ switch (audmode) {
+ case V4L2_TUNER_MODE_STEREO: return "stereo";
+ case V4L2_TUNER_MODE_LANG1: return "lang1";
+ case V4L2_TUNER_MODE_LANG2: return "lang2";
+ case V4L2_TUNER_MODE_LANG1_LANG2: return "bilingual";
+ case V4L2_TUNER_MODE_MONO: return "mono";
+ default: return "unknown";
+ }
+}
+
+static std::string rxsubchans2s(int rxsubchans)
+{
+ std::string s;
+
+ if (rxsubchans & V4L2_TUNER_SUB_MONO)
+ s += "mono ";
+ if (rxsubchans & V4L2_TUNER_SUB_STEREO)
+ s += "stereo ";
+ if (rxsubchans & V4L2_TUNER_SUB_LANG1)
+ s += "lang1 ";
+ if (rxsubchans & V4L2_TUNER_SUB_LANG2)
+ s += "lang2 ";
+ return s;
+}
+
+static std::string tcap2s(unsigned cap)
+{
+ std::string s;
+
+ if (cap & V4L2_TUNER_CAP_LOW)
+ s += "62.5 Hz ";
+ else
+ s += "62.5 kHz ";
+ if (cap & V4L2_TUNER_CAP_NORM)
+ s += "multi-standard ";
+ if (cap & V4L2_TUNER_CAP_STEREO)
+ s += "stereo ";
+ if (cap & V4L2_TUNER_CAP_LANG1)
+ s += "lang1 ";
+ if (cap & V4L2_TUNER_CAP_LANG2)
+ s += "lang2 ";
+ return s;
+}
+
+static std::string cap2s(unsigned cap)
+{
+ std::string s;
+
+ if (cap & V4L2_CAP_VIDEO_CAPTURE)
+ s += "\t\tVideo Capture\n";
+ if (cap & V4L2_CAP_VIDEO_OUTPUT)
+ s += "\t\tVideo Output\n";
+ if (cap & V4L2_CAP_VIDEO_OVERLAY)
+ s += "\t\tVideo Overlay\n";
+ if (cap & V4L2_CAP_VBI_CAPTURE)
+ s += "\t\tVBI Capture\n";
+ if (cap & V4L2_CAP_VBI_OUTPUT)
+ s += "\t\tVBI Output\n";
+ if (cap & V4L2_CAP_SLICED_VBI_CAPTURE)
+ s += "\t\tSliced VBI Capture\n";
+ if (cap & V4L2_CAP_SLICED_VBI_OUTPUT)
+ s += "\t\tSliced VBI Output\n";
+ if (cap & V4L2_CAP_RDS_CAPTURE)
+ s += "\t\tRDS Capture\n";
+ if (cap & V4L2_CAP_TUNER)
+ s += "\t\tTuner\n";
+ if (cap & V4L2_CAP_AUDIO)
+ s += "\t\tAudio\n";
+ if (cap & V4L2_CAP_RADIO)
+ s += "\t\tRadio\n";
+ if (cap & V4L2_CAP_READWRITE)
+ s += "\t\tRead/Write\n";
+ if (cap & V4L2_CAP_ASYNCIO)
+ s += "\t\tAsync I/O\n";
+ if (cap & V4L2_CAP_STREAMING)
+ s += "\t\tStreaming\n";
+ return s;
+}
+
+static v4l2_std_id parse_pal(const char *pal)
+{
+ if (pal[0] == '-') {
+ switch (pal[1]) {
+ case 'b':
+ case 'B':
+ case 'g':
+ case 'G':
+ return V4L2_STD_PAL_BG;
+ case 'h':
+ case 'H':
+ return V4L2_STD_PAL_H;
+ case 'n':
+ case 'N':
+ if (pal[2] == 'c' || pal[2] == 'C')
+ return V4L2_STD_PAL_Nc;
+ return V4L2_STD_PAL_N;
+ case 'i':
+ case 'I':
+ return V4L2_STD_PAL_I;
+ case 'd':
+ case 'D':
+ case 'k':
+ case 'K':
+ return V4L2_STD_PAL_DK;
+ case 'M':
+ case 'm':
+ return V4L2_STD_PAL_M;
+ case '-':
+ break;
+ }
+ }
+ fprintf(stderr, "pal specifier not recognised\n");
+ return 0;
+}
+
+static v4l2_std_id parse_secam(const char *secam)
+{
+ if (secam[0] == '-') {
+ switch (secam[1]) {
+ case 'b':
+ case 'B':
+ case 'g':
+ case 'G':
+ case 'h':
+ case 'H':
+ return V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H;
+ case 'd':
+ case 'D':
+ case 'k':
+ case 'K':
+ return V4L2_STD_SECAM_DK;
+ case 'l':
+ case 'L':
+ if (secam[2] == 'C' || secam[2] == 'c')
+ return V4L2_STD_SECAM_LC;
+ return V4L2_STD_SECAM_L;
+ case '-':
+ break;
+ }
+ }
+ fprintf(stderr, "secam specifier not recognised\n");
+ return 0;
+}
+
+static v4l2_std_id parse_ntsc(const char *ntsc)
+{
+ if (ntsc[0] == '-') {
+ switch (ntsc[1]) {
+ case 'm':
+ case 'M':
+ return V4L2_STD_NTSC_M;
+ case 'j':
+ case 'J':
+ return V4L2_STD_NTSC_M_JP;
+ case 'k':
+ case 'K':
+ return V4L2_STD_NTSC_M_KR;
+ case '-':
+ break;
+ }
+ }
+ fprintf(stderr, "ntsc specifier not recognised\n");
+ return 0;
+}
+
+static int doioctl(int fd, int request, void *parm, const char *name)
+{
+ int retVal;
+
+ if (!options[OptVerbose]) return ioctl(fd, request, parm);
+ retVal = ioctl(fd, request, parm);
+ printf("%s: ", name);
+ if (retVal < 0)
+ printf("failed: %s\n", strerror(errno));
+ else
+ printf("ok\n");
+
+ return retVal;
+}
+
+static int parse_subopt(char **subs, char * const *subopts, char **value)
+{
+ int opt = getsubopt(subs, subopts, value);
+
+ if (opt == -1) {
+ fprintf(stderr, "Invalid suboptions specified\n");
+ usage();
+ exit(1);
+ }
+ if (value == NULL) {
+ fprintf(stderr, "No value given to suboption <%s>\n",
+ subopts[opt]);
+ usage();
+ exit(1);
+ }
+ return opt;
+}
+
+static void parse_next_subopt(char **subs, char **value)
+{
+ static char *const subopts[] = {
+ NULL
+ };
+ int opt = getsubopt(subs, subopts, value);
+
+ if (value == NULL) {
+ fprintf(stderr, "No value given to suboption <%s>\n",
+ subopts[opt]);
+ usage();
+ exit(1);
+ }
+}
+
+static void print_std(const char *prefix, const char *stds[], unsigned long long std)
+{
+ int first = 1;
+
+ printf("\t%s-", prefix);
+ while (*stds) {
+ if (std & 1) {
+ if (!first)
+ printf("/");
+ first = 0;
+ printf("%s", *stds);
+ }
+ stds++;
+ std >>= 1;
+ }
+ printf("\n");
+}
+
+int main(int argc, char **argv)
+{
+ char *value, *subs;
+ int i;
+
+ int fd = -1;
+
+ /* bitfield for fmts */
+ unsigned int set_fmts = 0;
+ unsigned int set_fmts_out = 0;
+
+ int mode = V4L2_TUNER_MODE_STEREO; /* set audio mode */
+
+ /* command args */
+ int ch;
+ char *device = strdup("/dev/video0"); /* -d device */
+ struct v4l2_format vfmt; /* set_format/get_format for video */
+ struct v4l2_format vfmt_out; /* set_format/get_format video output */
+ struct v4l2_format vbi_fmt; /* set_format/get_format for sliced VBI */
+ struct v4l2_format vbi_fmt_out; /* set_format/get_format for sliced VBI output */
+ struct v4l2_format raw_fmt; /* set_format/get_format for VBI */
+ struct v4l2_format raw_fmt_out; /* set_format/get_format for VBI output */
+ struct v4l2_tuner tuner; /* set_tuner/get_tuner */
+ struct v4l2_capability vcap; /* list_cap */
+ struct v4l2_input vin; /* list_inputs */
+ struct v4l2_output vout; /* list_outputs */
+ struct v4l2_audio vaudio; /* list audio inputs */
+ struct v4l2_audioout vaudout; /* audio outputs */
+ int input; /* set_input/get_input */
+ int output; /* set_output/get_output */
+ v4l2_std_id std; /* get_std/set_std */
+ double freq = 0; /* get/set frequency */
+ struct v4l2_frequency vf; /* get_freq/set_freq */
+ struct v4l2_standard vs; /* list_std */
+ char short_options[26 * 2 * 2 + 1];
+ int idx = 0;
+
+ memset(&vfmt, 0, sizeof(vfmt));
+ memset(&vbi_fmt, 0, sizeof(vbi_fmt));
+ memset(&raw_fmt, 0, sizeof(raw_fmt));
+ memset(&vfmt_out, 0, sizeof(vfmt_out));
+ memset(&vbi_fmt_out, 0, sizeof(vbi_fmt_out));
+ memset(&raw_fmt_out, 0, sizeof(raw_fmt_out));
+ memset(&tuner, 0, sizeof(tuner));
+ memset(&vcap, 0, sizeof(vcap));
+ memset(&vin, 0, sizeof(vin));
+ memset(&vout, 0, sizeof(vout));
+ memset(&vaudio, 0, sizeof(vaudio));
+ memset(&vaudout, 0, sizeof(vaudout));
+ memset(&vf, 0, sizeof(vf));
+ memset(&vs, 0, sizeof(vs));
+
+ if (argc == 1) {
+ usage();
+ return 0;
+ }
+ for (i = 0; long_options[i].name; i++) {
+ if (!isalpha(long_options[i].val))
+ continue;
+ short_options[idx++] = long_options[i].val;
+ if (long_options[i].has_arg == required_argument)
+ short_options[idx++] = ':';
+ }
+ while (1) {
+ int option_index = 0;
+
+ short_options[idx] = 0;
+ ch = getopt_long(argc, argv, short_options,
+ long_options, &option_index);
+ if (ch == -1)
+ break;
+
+ options[(int)ch] = 1;
+ switch (ch) {
+ case OptHelp:
+ usage();
+ return 0;
+ case OptSetDevice:
+ device = strdup(optarg);
+ if (device[0] >= '0' && device[0] <= '9' && device[1] == 0) {
+ char dev = device[0];
+
+ sprintf(device, "/dev/video%c", dev);
+ }
+ break;
+ case OptSetVideoFormat:
+ subs = optarg;
+ while (*subs != '\0') {
+ static char *const subopts[] = {
+ "width",
+ "height",
+ NULL
+ };
+
+ switch (parse_subopt(&subs, subopts, &value)) {
+ case 0:
+ vfmt.fmt.pix.width = strtol(value, 0L, 0);
+ set_fmts |= FMTWidth;
+ break;
+ case 1:
+ vfmt.fmt.pix.height = strtol(value, 0L, 0);
+ set_fmts |= FMTHeight;
+ break;
+ }
+ }
+ break;
+ case OptSetVideoOutFormat:
+ subs = optarg;
+ while (*subs != '\0') {
+ static char *const subopts[] = {
+ "width",
+ "height",
+ NULL
+ };
+
+ switch (parse_subopt(&subs, subopts, &value)) {
+ case 0:
+ vfmt_out.fmt.pix.width = strtol(value, 0L, 0);
+ set_fmts_out |= FMTWidth;
+ break;
+ case 1:
+ vfmt_out.fmt.pix.height = strtol(value, 0L, 0);
+ set_fmts_out |= FMTHeight;
+ break;
+ }
+ }
+ break;
+ case OptSetInput:
+ input = strtol(optarg, 0L, 0);
+ break;
+ case OptSetOutput:
+ output = strtol(optarg, 0L, 0);
+ break;
+ case OptSetAudioInput:
+ vaudio.index = strtol(optarg, 0L, 0);
+ break;
+ case OptSetAudioOutput:
+ vaudout.index = strtol(optarg, 0L, 0);
+ break;
+ case OptSetFreq:
+ freq = strtod(optarg, NULL);
+ break;
+ case OptSetStandard:
+ if (!strncmp(optarg, "pal", 3)) {
+ if (optarg[3])
+ std = parse_pal(optarg + 3);
+ else
+ std = V4L2_STD_PAL;
+ }
+ else if (!strncmp(optarg, "ntsc", 4)) {
+ if (optarg[4])
+ std = parse_ntsc(optarg + 4);
+ else
+ std = V4L2_STD_NTSC;
+ }
+ else if (!strncmp(optarg, "secam", 5)) {
+ if (optarg[5])
+ std = parse_secam(optarg + 5);
+ else
+ std = V4L2_STD_SECAM;
+ }
+ else {
+ std = strtol(optarg, 0L, 0);
+ }
+ break;
+ case OptGetCtrl:
+ subs = optarg;
+ while (*subs != '\0') {
+ parse_next_subopt(&subs, &value);
+ if (strchr(value, '=')) {
+ usage();
+ exit(1);
+ }
+ else {
+ get_ctrls.push_back(value);
+ }
+ }
+ break;
+ case OptSetCtrl:
+ subs = optarg;
+ while (*subs != '\0') {
+ parse_next_subopt(&subs, &value);
+ if (const char *equal = strchr(value, '=')) {
+ set_ctrls[std::string(value, (equal - value))] = equal + 1;
+ }
+ else {
+ fprintf(stderr, "control '%s' without '='\n", value);
+ exit(1);
+ }
+ }
+ break;
+ case OptSetTuner:
+ if (!strcmp(optarg, "stereo"))
+ mode = V4L2_TUNER_MODE_STEREO;
+ else if (!strcmp(optarg, "lang1"))
+ mode = V4L2_TUNER_MODE_LANG1;
+ else if (!strcmp(optarg, "lang2"))
+ mode = V4L2_TUNER_MODE_LANG2;
+ else if (!strcmp(optarg, "bilingual"))
+ mode = V4L2_TUNER_MODE_LANG1_LANG2;
+ else if (!strcmp(optarg, "mono"))
+ mode = V4L2_TUNER_MODE_MONO;
+ else {
+ fprintf(stderr, "Unknown audio mode\n");
+ usage();
+ return 1;
+ }
+ break;
+ case OptSetSlicedVbiFormat:
+ case OptSetSlicedVbiOutFormat:
+ {
+ bool foundOff = false;
+ v4l2_format *fmt = &vbi_fmt;
+
+ if (ch == OptSetSlicedVbiOutFormat)
+ fmt = &vbi_fmt_out;
+ fmt->fmt.sliced.service_set = 0;
+ subs = optarg;
+ while (*subs != '\0') {
+ static char *const subopts[] = {
+ "off",
+ "teletext",
+ "cc",
+ "wss",
+ "vps",
+ NULL
+ };
+
+ switch (parse_subopt(&subs, subopts, &value)) {
+ case 0:
+ foundOff = true;
+ break;
+ case 1:
+ fmt->fmt.sliced.service_set |=
+ V4L2_SLICED_TELETEXT_B;
+ break;
+ case 2:
+ fmt->fmt.sliced.service_set |=
+ V4L2_SLICED_CAPTION_525;
+ break;
+ case 3:
+ fmt->fmt.sliced.service_set |=
+ V4L2_SLICED_WSS_625;
+ break;
+ case 4:
+ fmt->fmt.sliced.service_set |=
+ V4L2_SLICED_VPS;
+ break;
+ }
+ }
+ if (foundOff && fmt->fmt.sliced.service_set) {
+ fprintf(stderr, "Sliced VBI mode 'off' cannot be combined with other modes\n");
+ usage();
+ return 1;
+ }
+ break;
+ }
+ case ':':
+ fprintf(stderr, "Option `%s' requires a value\n",
+ argv[optind]);
+ usage();
+ return 1;
+ case '?':
+ fprintf(stderr, "Unknown argument `%s'\n",
+ argv[optind]);
+ usage();
+ return 1;
+ }
+ }
+ if (optind < argc) {
+ printf("unknown arguments: ");
+ while (optind < argc)
+ printf("%s ", argv[optind++]);
+ printf("\n");
+ usage();
+ return 1;
+ }
+
+ if ((fd = open(device, O_RDWR)) < 0) {
+ fprintf(stderr, "Failed to open %s: %s\n", device,
+ strerror(errno));
+ exit(1);
+ }
+ free(device);
+
+ doioctl(fd, VIDIOC_QUERYCAP, &vcap, "VIDIOC_QUERYCAP");
+ find_controls(fd);
+ for (ctrl_get_list::iterator iter = get_ctrls.begin(); iter != get_ctrls.end(); ++iter) {
+ if (ctrl_str2id.find(*iter) == ctrl_str2id.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_str2id.find(iter->first) == ctrl_str2id.end()) {
+ fprintf(stderr, "unknown control '%s'\n", iter->first.c_str());
+ exit(1);
+ }
+ }
+
+ if (options[OptAll]) {
+ options[OptGetVideoFormat] = 1;
+ options[OptGetVideoOutFormat] = 1;
+ options[OptGetDriverInfo] = 1;
+ options[OptGetInput] = 1;
+ options[OptGetOutput] = 1;
+ options[OptGetAudioInput] = 1;
+ options[OptGetAudioOutput] = 1;
+ options[OptGetStandard] = 1;
+ options[OptGetFreq] = 1;
+ options[OptGetTuner] = 1;
+ options[OptGetOverlayFormat] = 1;
+ options[OptGetVbiFormat] = 1;
+ options[OptGetVbiOutFormat] = 1;
+ options[OptGetSlicedVbiFormat] = 1;
+ options[OptGetSlicedVbiOutFormat] = 1;
+ }
+
+ /* Information Opts */
+
+ if (options[OptGetDriverInfo]) {
+ printf("Driver info:\n");
+ printf("\tDriver name : %s\n", vcap.driver);
+ printf("\tCard type : %s\n", vcap.card);
+ printf("\tBus info : %s\n", vcap.bus_info);
+ printf("\tDriver version: %d\n", vcap.version);
+ printf("\tCapabilities : 0x%08X\n", vcap.capabilities);
+ printf("%s", cap2s(vcap.capabilities).c_str());
+ }
+
+ /* Set options */
+
+ if (options[OptStreamOff]) {
+ int dummy = 0;
+ doioctl(fd, VIDIOC_STREAMOFF, &dummy, "VIDIOC_STREAMOFF");
+ }
+
+ if (options[OptSetFreq]) {
+ double fac = 16;
+
+ if (doioctl(fd, VIDIOC_G_TUNER, &tuner, "VIDIOC_G_TUNER") == 0) {
+ fac = (tuner.capability & V4L2_TUNER_CAP_LOW) ? 16000 : 16;
+ }
+ vf.tuner = 0;
+ vf.type = tuner.type;
+ vf.frequency = __u32(freq * fac);
+ if (doioctl(fd, VIDIOC_S_FREQUENCY, &vf,
+ "VIDIOC_S_FREQUENCY") == 0)
+ printf("Frequency set to %d (%f MHz)\n", vf.frequency,
+ vf.frequency / fac);
+ }
+
+ if (options[OptSetStandard]) {
+ if (std < 16) {
+ vs.index = std;
+ if (ioctl(fd, VIDIOC_ENUMSTD, &vs) >= 0) {
+ std = vs.id;
+ }
+ }
+ if (doioctl(fd, VIDIOC_S_STD, &std, "VIDIOC_S_STD") == 0)
+ printf("Standard set to %08llx\n", (unsigned long long)std);
+ }
+
+ if (options[OptSetInput]) {
+ if (doioctl(fd, VIDIOC_S_INPUT, &input, "VIDIOC_S_INPUT") == 0) {
+ printf("Video input set to %d", input);
+ vin.index = input;
+ if (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0)
+ printf(" (%s)", vin.name);
+ printf("\n");
+ }
+ }
+
+ if (options[OptSetOutput]) {
+ if (doioctl(fd, VIDIOC_S_OUTPUT, &output, "VIDIOC_S_OUTPUT") == 0)
+ printf("Output set to %d\n", output);
+ }
+
+ if (options[OptSetAudioInput]) {
+ if (doioctl(fd, VIDIOC_S_AUDIO, &vaudio, "VIDIOC_S_AUDIO") == 0)
+ printf("Audio input set to %d\n", vaudio.index);
+ }
+
+ if (options[OptSetAudioOutput]) {
+ if (doioctl(fd, VIDIOC_S_AUDOUT, &vaudout, "VIDIOC_S_AUDOUT") == 0)
+ printf("Audio output set to %d\n", vaudout.index);
+ }
+
+ if (options[OptSetTuner]) {
+ struct v4l2_tuner vt;
+
+ memset(&vt, 0, sizeof(struct v4l2_tuner));
+ if (ioctl(fd, VIDIOC_G_TUNER, &vt) < 0) {
+ fprintf(stderr, "ioctl: VIDIOC_G_TUNER failed\n");
+ exit(1);
+ }
+ vt.audmode = mode;
+ doioctl(fd, VIDIOC_S_TUNER, &vt, "VIDIOC_S_TUNER");
+ }
+
+ if (options[OptSetVideoFormat]) {
+ struct v4l2_format in_vfmt;
+ printf("ioctl: VIDIOC_S_FMT\n");
+ in_vfmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ if (ioctl(fd, VIDIOC_G_FMT, &in_vfmt) < 0)
+ fprintf(stderr, "ioctl: VIDIOC_G_FMT failed\n");
+ else {
+ if (set_fmts & FMTWidth)
+ in_vfmt.fmt.pix.width = vfmt.fmt.pix.width;
+ if (set_fmts & FMTHeight)
+ in_vfmt.fmt.pix.height = vfmt.fmt.pix.height;
+ if (ioctl(fd, VIDIOC_S_FMT, &in_vfmt) < 0)
+ fprintf(stderr, "ioctl: VIDIOC_S_FMT failed\n");
+ vfmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ if (ioctl(fd, VIDIOC_G_FMT, &vfmt) < 0)
+ fprintf(stderr, "ioctl: VIDIOC_G_FMT failed\n");
+ }
+ }
+
+ if (options[OptSetVideoOutFormat]) {
+ struct v4l2_format in_vfmt;
+ printf("ioctl: VIDIOC_S_FMT\n");
+ in_vfmt.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+ if (ioctl(fd, VIDIOC_G_FMT, &in_vfmt) < 0)
+ fprintf(stderr, "ioctl: VIDIOC_G_FMT failed\n");
+ else {
+ if (set_fmts & FMTWidth)
+ in_vfmt.fmt.pix.width = vfmt.fmt.pix.width;
+ if (set_fmts & FMTHeight)
+ in_vfmt.fmt.pix.height = vfmt.fmt.pix.height;
+ if (ioctl(fd, VIDIOC_S_FMT, &in_vfmt) < 0)
+ fprintf(stderr, "ioctl: VIDIOC_S_FMT failed\n");
+ vfmt_out.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+ if (ioctl(fd, VIDIOC_G_FMT, &vfmt_out) < 0)
+ fprintf(stderr, "ioctl: VIDIOC_G_FMT failed\n");
+ }
+ }
+
+ if (options[OptSetSlicedVbiFormat]) {
+ if (vbi_fmt.fmt.sliced.service_set == 0) {
+ // switch to raw mode
+ vbi_fmt.type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ if (doioctl(fd, VIDIOC_G_FMT, &vbi_fmt, "VIDIOC_G_FMT") == 0)
+ doioctl(fd, VIDIOC_S_FMT, &vbi_fmt, "VIDIOC_S_FMT");
+ } else {
+ vbi_fmt.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
+ doioctl(fd, VIDIOC_S_FMT, &vbi_fmt, "VIDIOC_S_FMT");
+ }
+ }
+
+ if (options[OptSetSlicedVbiOutFormat]) {
+ if (vbi_fmt_out.fmt.sliced.service_set == 0) {
+ // switch to raw mode
+ vbi_fmt_out.type = V4L2_BUF_TYPE_VBI_OUTPUT;
+ if (doioctl(fd, VIDIOC_G_FMT, &vbi_fmt_out, "VIDIOC_G_FMT") == 0)
+ doioctl(fd, VIDIOC_S_FMT, &vbi_fmt_out, "VIDIOC_S_FMT");
+ } else {
+ vbi_fmt_out.type = V4L2_BUF_TYPE_SLICED_VBI_OUTPUT;
+ doioctl(fd, VIDIOC_S_FMT, &vbi_fmt_out, "VIDIOC_S_FMT");
+ }
+ }
+
+ if (options[OptSetCtrl] && !set_ctrls.empty()) {
+ struct v4l2_ext_controls ctrls = { 0 };
+
+ for (ctrl_set_map::iterator iter = set_ctrls.begin();
+ iter != set_ctrls.end(); ++iter) {
+ struct v4l2_ext_control ctrl = { 0 };
+
+ ctrl.id = ctrl_str2id[iter->first];
+ ctrl.value = atol(iter->second.c_str());
+ if (V4L2_CTRL_ID2CLASS(ctrl.id) == V4L2_CTRL_CLASS_MPEG)
+ mpeg_ctrls.push_back(ctrl);
+ else
+ user_ctrls.push_back(ctrl);
+ }
+ for (unsigned i = 0; i < user_ctrls.size(); i++) {
+ struct v4l2_control ctrl;
+
+ ctrl.id = user_ctrls[i].id;
+ ctrl.value = user_ctrls[i].value;
+ if (doioctl(fd, VIDIOC_S_CTRL, &ctrl, "VIDIOC_S_CTRL")) {
+ fprintf(stderr, "%s: %s\n",
+ ctrl_id2str[ctrl.id].c_str(),
+ strerror(errno));
+ }
+ }
+ if (mpeg_ctrls.size()) {
+ ctrls.ctrl_class = V4L2_CTRL_CLASS_MPEG;
+ ctrls.count = mpeg_ctrls.size();
+ ctrls.controls = &mpeg_ctrls[0];
+ if (doioctl(fd, VIDIOC_S_EXT_CTRLS, &ctrls, "VIDIOC_S_EXT_CTRLS")) {
+ if (ctrls.error_idx >= ctrls.count) {
+ fprintf(stderr, "Error setting MPEG controls: %s\n",
+ strerror(errno));
+ }
+ else {
+ fprintf(stderr, "%s: %s\n",
+ ctrl_id2str[mpeg_ctrls[ctrls.error_idx].id].c_str(),
+ strerror(errno));
+ }
+ }
+ }
+ }
+
+ /* Get options */
+
+ if (options[OptGetVideoFormat]) {
+ vfmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ if (doioctl(fd, VIDIOC_G_FMT, &vfmt, "VIDIOC_G_FMT") == 0)
+ if (printfmt(vfmt) != 0)
+ fprintf(stderr, "error printing result\n");
+ }
+
+ if (options[OptGetVideoOutFormat]) {
+ vfmt_out.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+ if (doioctl(fd, VIDIOC_G_FMT, &vfmt_out, "VIDIOC_G_FMT") == 0)
+ if (printfmt(vfmt_out) != 0)
+ fprintf(stderr, "error printing result\n");
+ }
+
+ if (options[OptGetOverlayFormat]) {
+ struct v4l2_format fmt;
+ memset(&fmt, 0, sizeof(fmt));
+ fmt.type = V4L2_BUF_TYPE_VIDEO_OVERLAY;
+ if (doioctl(fd, VIDIOC_G_FMT, &fmt, "VIDIOC_G_FMT") == 0)
+ if (printfmt(fmt) != 0)
+ fprintf(stderr, "error printing result\n");
+ }
+
+ if (options[OptGetSlicedVbiFormat]) {
+ vbi_fmt.type = V4L2_BUF_TYPE_SLICED_VBI_CAPTURE;
+ if (doioctl(fd, VIDIOC_G_FMT, &vbi_fmt,
+ "VIDIOC_G_FMT") == 0)
+ if (printfmt(vbi_fmt) != 0)
+ fprintf(stderr,
+ "error printing result\n");
+ }
+
+ if (options[OptGetSlicedVbiOutFormat]) {
+ vbi_fmt_out.type = V4L2_BUF_TYPE_SLICED_VBI_OUTPUT;
+ if (doioctl(fd, VIDIOC_G_FMT, &vbi_fmt_out,
+ "VIDIOC_G_FMT") == 0)
+ if (printfmt(vbi_fmt_out) != 0)
+ fprintf(stderr,
+ "error printing result\n");
+ }
+
+ if (options[OptGetVbiFormat]) {
+ raw_fmt.type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ if (doioctl(fd, VIDIOC_G_FMT, &raw_fmt,
+ "VIDIOC_G_FMT") == 0)
+ if (printfmt(raw_fmt) != 0)
+ fprintf(stderr,
+ "error printing result\n");
+ }
+
+ if (options[OptGetVbiOutFormat]) {
+ raw_fmt_out.type = V4L2_BUF_TYPE_VBI_OUTPUT;
+ if (doioctl(fd, VIDIOC_G_FMT, &raw_fmt_out,
+ "VIDIOC_G_FMT") == 0)
+ if (printfmt(raw_fmt_out) != 0)
+ fprintf(stderr,
+ "error printing result\n");
+ }
+
+ if (options[OptGetInput]) {
+ if (doioctl(fd, VIDIOC_G_INPUT, &input, "VIDIOC_G_INPUT") == 0) {
+ printf("Video input : %d", input);
+ vin.index = input;
+ if (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0)
+ printf(" (%s)", vin.name);
+ printf("\n");
+ }
+ }
+
+ if (options[OptGetOutput]) {
+ if (doioctl(fd, VIDIOC_G_OUTPUT, &output, "VIDIOC_G_OUTPUT") == 0) {
+ printf("Video output: %d", output);
+ vout.index = output;
+ if (ioctl(fd, VIDIOC_ENUMOUTPUT, &vout) >= 0) {
+ printf(" (%s)", vout.name);
+ }
+ printf("\n");
+ }
+ }
+
+ if (options[OptGetAudioInput]) {
+ if (doioctl(fd, VIDIOC_G_AUDIO, &vaudio, "VIDIOC_G_AUDIO") == 0)
+ printf("Audio input : %d (%s)\n", vaudio.index, vaudio.name);
+ }
+
+ if (options[OptGetAudioOutput]) {
+ if (doioctl(fd, VIDIOC_G_AUDOUT, &vaudout, "VIDIOC_G_AUDOUT") == 0)
+ printf("Audio output: %d (%s)\n", vaudout.index, vaudout.name);
+ }
+
+ if (options[OptGetFreq]) {
+ double fac = 16;
+
+ if (doioctl(fd, VIDIOC_G_TUNER, &tuner, "VIDIOC_G_TUNER") == 0) {
+ fac = (tuner.capability & V4L2_TUNER_CAP_LOW) ? 16000 : 16;
+ }
+ vf.tuner = 0;
+ if (doioctl(fd, VIDIOC_G_FREQUENCY, &vf, "VIDIOC_G_FREQUENCY") == 0)
+ printf("Frequency: %d (%f MHz)\n", vf.frequency,
+ vf.frequency / fac);
+ }
+
+ if (options[OptGetStandard]) {
+ if (doioctl(fd, VIDIOC_G_STD, &std, "VIDIOC_G_STD") == 0) {
+ static const char *pal[] = {
+ "B", "B1", "G", "H", "I", "D", "D1", "K",
+ "M", "N", "Nc", "60",
+ NULL
+ };
+ static const char *ntsc[] = {
+ "M", "M-JP", "443", "M-KR",
+ NULL
+ };
+ static const char *secam[] = {
+ "B", "D", "G", "H", "K", "K1", "L", "Lc",
+ NULL
+ };
+ static const char *atsc[] = {
+ "ATSC-8-VSB", "ATSC-16-VSB",
+ NULL
+ };
+
+ printf("Video standard = 0x%08llx\n", (unsigned long long)std);
+ if (std & 0xfff) {
+ print_std("PAL", pal, std);
+ }
+ if (std & 0xf000) {
+ print_std("NTSC", ntsc, std >> 12);
+ }
+ if (std & 0xff0000) {
+ print_std("SECAM", secam, std >> 16);
+ }
+ if (std & 0xf000000) {
+ print_std("ATSC/HDTV", atsc, std >> 24);
+ }
+ }
+ }
+
+ if (options[OptGetCtrl] && !get_ctrls.empty()) {
+ struct v4l2_ext_controls ctrls = { 0 };
+
+ mpeg_ctrls.clear();
+ user_ctrls.clear();
+ for (ctrl_get_list::iterator iter = get_ctrls.begin();
+ iter != get_ctrls.end(); ++iter) {
+ struct v4l2_ext_control ctrl = { 0 };
+
+ ctrl.id = ctrl_str2id[*iter];
+ if (V4L2_CTRL_ID2CLASS(ctrl.id) == V4L2_CTRL_CLASS_MPEG)
+ mpeg_ctrls.push_back(ctrl);
+ else
+ user_ctrls.push_back(ctrl);
+ }
+ for (unsigned i = 0; i < user_ctrls.size(); i++) {
+ struct v4l2_control ctrl;
+
+ ctrl.id = user_ctrls[i].id;
+ doioctl(fd, VIDIOC_G_CTRL, &ctrl, "VIDIOC_G_CTRL");
+ printf("%s: %d\n", ctrl_id2str[ctrl.id].c_str(), ctrl.value);
+ }
+ if (mpeg_ctrls.size()) {
+ ctrls.ctrl_class = V4L2_CTRL_CLASS_MPEG;
+ ctrls.count = mpeg_ctrls.size();
+ ctrls.controls = &mpeg_ctrls[0];
+ doioctl(fd, VIDIOC_G_EXT_CTRLS, &ctrls, "VIDIOC_G_EXT_CTRLS");
+ for (unsigned i = 0; i < mpeg_ctrls.size(); i++) {
+ struct v4l2_ext_control ctrl = mpeg_ctrls[i];
+
+ printf("%s: %d\n", ctrl_id2str[ctrl.id].c_str(), ctrl.value);
+ }
+ }
+ }
+
+ if (options[OptGetTuner]) {
+ struct v4l2_tuner vt;
+ memset(&vt, 0, sizeof(struct v4l2_tuner));
+ if (doioctl(fd, VIDIOC_G_TUNER, &vt, "VIDIOC_G_TUNER") == 0) {
+ printf("Tuner:\n");
+ printf("\tCapabilities : %s\n", tcap2s(vt.capability).c_str());
+ if (vt.capability & V4L2_TUNER_CAP_LOW)
+ printf("\tFrequency range : %.1f MHz - %.1f MHz\n",
+ vt.rangelow / 16000.0, vt.rangehigh / 16000.0);
+ else
+ printf("\tFrequency range : %.1f MHz - %.1f MHz\n",
+ vt.rangelow / 16.0, vt.rangehigh / 16.0);
+ printf("\tSignal strength : %d%%\n", (int)(vt.signal / 655.35));
+ printf("\tCurrent audio mode : %s\n", audmode2s(vt.audmode));
+ printf("\tAvailable subchannels: %s\n",
+ rxsubchans2s(vt.rxsubchans).c_str());
+ }
+ }
+
+ if (options[OptLogStatus]) {
+ static char buf[40960];
+ int len;
+
+ if (doioctl(fd, VIDIOC_LOG_STATUS, NULL, "VIDIOC_LOG_STATUS") == 0) {
+ printf("\nStatus Log:\n\n");
+ len = klogctl(3, buf, sizeof(buf) - 1);
+ if (len >= 0) {
+ char *p = buf;
+ char *q;
+
+ buf[len] = 0;
+ while ((q = strstr(p, "START STATUS CARD #"))) {
+ p = q + 1;
+ }
+ if (p) {
+ while (p > buf && *p != '<') p--;
+ q = p;
+ while ((q = strstr(q, "<6>"))) {
+ memcpy(q, " ", 3);
+ }
+ printf("%s", p);
+ }
+ }
+ }
+ }
+
+ /* List options */
+
+ if (options[OptListInputs]) {
+ vin.index = 0;
+ printf("ioctl: VIDIOC_ENUMINPUT\n");
+ while (ioctl(fd, VIDIOC_ENUMINPUT, &vin) >= 0) {
+ if (vin.index)
+ printf("\n");
+ printf("\tInput : %d\n", vin.index);
+ printf("\tName : %s\n", vin.name);
+ printf("\tType : 0x%08X\n", vin.type);
+ printf("\tAudioset: 0x%08X\n", vin.audioset);
+ printf("\tTuner : 0x%08X\n", vin.tuner);
+ printf("\tStandard: 0x%016llX ( ", (unsigned long long)vin.std);
+ if (vin.std & 0x000FFF)
+ printf("PAL "); // hack
+ if (vin.std & 0x00F000)
+ printf("NTSC "); // hack
+ if (vin.std & 0x7F0000)
+ printf("SECAM "); // hack
+ printf(")\n");
+ printf("\tStatus : %d\n", vin.status);
+ vin.index++;
+ }
+ }
+
+ if (options[OptListOutputs]) {
+ vout.index = 0;
+ printf("ioctl: VIDIOC_ENUMOUTPUT\n");
+ while (ioctl(fd, VIDIOC_ENUMOUTPUT, &vout) >= 0) {
+ if (vout.index)
+ printf("\n");
+ printf("\tOutput : %d\n", vout.index);
+ printf("\tName : %s\n", vout.name);
+ printf("\tType : 0x%08X\n", vout.type);
+ printf("\tAudioset: 0x%08X\n", vout.audioset);
+ printf("\tStandard: 0x%016llX ( ", (unsigned long long)vout.std);
+ if (vout.std & 0x000FFF)
+ printf("PAL "); // hack
+ if (vout.std & 0x00F000)
+ printf("NTSC "); // hack
+ if (vout.std & 0x7F0000)
+ printf("SECAM "); // hack
+ printf(")\n");
+ vout.index++;
+ }
+ }
+
+ if (options[OptListAudioInputs]) {
+ struct v4l2_audio vaudio; /* list audio inputs */
+ vaudio.index = 0;
+ printf("ioctl: VIDIOC_ENUMAUDIO\n");
+ while (ioctl(fd, VIDIOC_ENUMAUDIO, &vaudio) >= 0) {
+ if (vaudio.index)
+ printf("\n");
+ printf("\tInput : %d\n", vaudio.index);
+ printf("\tName : %s\n", vaudio.name);
+ vaudio.index++;
+ }
+ }
+
+ if (options[OptListAudioOutputs]) {
+ struct v4l2_audioout vaudio; /* list audio outputs */
+ vaudio.index = 0;
+ printf("ioctl: VIDIOC_ENUMAUDOUT\n");
+ while (ioctl(fd, VIDIOC_ENUMAUDOUT, &vaudio) >= 0) {
+ if (vaudio.index)
+ printf("\n");
+ printf("\tOutput : %d\n", vaudio.index);
+ printf("\tName : %s\n", vaudio.name);
+ vaudio.index++;
+ }
+ }
+
+ if (options[OptListStandards]) {
+ printf("ioctl: VIDIOC_ENUMSTD\n");
+ vs.index = 0;
+ while (ioctl(fd, VIDIOC_ENUMSTD, &vs) >= 0) {
+ if (vs.index)
+ printf("\n");
+ printf("\tindex : %d\n", vs.index);
+ printf("\tID : 0x%016llX\n", (unsigned long long)vs.id);
+ printf("\tName : %s\n", vs.name);
+ printf("\tFrame period: %d/%d\n",
+ vs.frameperiod.numerator,
+ vs.frameperiod.denominator);
+ printf("\tFrame lines : %d\n", vs.framelines);
+ vs.index++;
+ }
+ }
+
+ if (options[OptGetSlicedVbiCap]) {
+ struct v4l2_sliced_vbi_cap cap;
+
+ if (doioctl(fd, VIDIOC_G_SLICED_VBI_CAP, &cap, "VIDIOC_G_SLICED_VBI_CAP") == 0) {
+ print_sliced_vbi_cap(cap);
+ }
+ }
+
+ if (options[OptGetSlicedVbiOutCap]) {
+ struct v4l2_sliced_vbi_cap cap;
+
+ if (doioctl(fd, VIDIOC_G_SLICED_VBI_CAP, &cap, "VIDIOC_G_SLICED_VBI_CAP") == 0) {
+ print_sliced_vbi_cap(cap);
+ }
+ }
+
+ if (options[OptListCtrlsMenus]) {
+ list_controls(fd, 1);
+ }
+
+ if (options[OptListCtrls]) {
+ list_controls(fd, 0);
+ }
+
+ if (options[OptStreamOn]) {
+ int dummy = 0;
+ doioctl(fd, VIDIOC_STREAMON, &dummy, "VIDIOC_STREAMON");
+ }
+
+ close(fd);
+ exit(0);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-10 10:29:04 +0000