From: Hans Verkuil <hans.verkuil@cisco.com>
Date: Fri, 28 Feb 2014 13:35:04 +0000 (+0100)
Subject: qv4l2: disable what shouldn't be touched while streaming.
X-Git-Tag: v4l-utils-1.2.0~165
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=57b6220f57a38fe0b3071a55a9ede859c75258e2;p=platform%2Fupstream%2Fv4l-utils.git

qv4l2: disable what shouldn't be touched while streaming.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
---

diff --git a/utils/qv4l2/general-tab.cpp b/utils/qv4l2/general-tab.cpp
index 4c6777c..7cdb217 100644
--- a/utils/qv4l2/general-tab.cpp
+++ b/utils/qv4l2/general-tab.cpp
@@ -49,7 +49,10 @@ GeneralTab::GeneralTab(const QString &device, v4l2 &fd, int n, QWidget *parent)
 	m_cols(n),
 	m_isRadio(false),
 	m_isVbi(false),
+	m_videoInput(NULL),
+	m_videoOutput(NULL),
 	m_audioInput(NULL),
+	m_audioOutput(NULL),
 	m_tvStandard(NULL),
 	m_qryStandard(NULL),
 	m_videoTimings(NULL),
@@ -57,10 +60,21 @@ GeneralTab::GeneralTab(const QString &device, v4l2 &fd, int n, QWidget *parent)
 	m_crop(NULL),
 	m_qryTimings(NULL),
 	m_freq(NULL),
+	m_freqTable(NULL),
+	m_freqChannel(NULL),
+	m_audioMode(NULL),
+	m_subchannels(NULL),
+	m_stereoMode(NULL),
+	m_rdsMode(NULL),
+	m_detectSubchans(NULL),
 	m_vidCapFormats(NULL),
 	m_vidCapFields(NULL),
 	m_frameSize(NULL),
+	m_frameWidth(NULL),
+	m_frameHeight(NULL),
+	m_frameInterval(NULL),
 	m_vidOutFormats(NULL),
+	m_capMethods(NULL),
 	m_vbiMethods(NULL),
 	m_audioInDevice(NULL),
 	m_audioOutDevice(NULL)
@@ -472,6 +486,34 @@ done:
 	setRowStretch(rowCount() - 1, 1);
 }
 
+void GeneralTab::setHaveBuffers(bool haveBuffers)
+{
+	if (m_videoInput)
+		m_videoInput->setDisabled(haveBuffers);
+	if (m_videoOutput)
+		m_videoOutput->setDisabled(haveBuffers);
+	if (m_tvStandard)
+		m_tvStandard->setDisabled(haveBuffers);
+	if (m_videoTimings)
+		m_videoTimings->setDisabled(haveBuffers);
+	if (m_vidCapFormats)
+		m_vidCapFormats->setDisabled(haveBuffers);
+	if (m_vidCapFields)
+		m_vidCapFields->setDisabled(haveBuffers);
+	if (m_frameSize)
+		m_frameSize->setDisabled(haveBuffers);
+	if (m_frameWidth)
+		m_frameWidth->setDisabled(haveBuffers);
+	if (m_frameHeight)
+		m_frameHeight->setDisabled(haveBuffers);
+	if (m_vidOutFormats)
+		m_vidOutFormats->setDisabled(haveBuffers);
+	if (m_capMethods)
+		m_capMethods->setDisabled(haveBuffers);
+	if (m_vbiMethods)
+		m_vbiMethods->setDisabled(haveBuffers);
+}
+
 void GeneralTab::showAllAudioDevices(bool use)
 {
 	QString oldIn(m_audioInDevice->currentText());
@@ -896,7 +938,6 @@ void GeneralTab::frameIntervalChanged(int idx)
 		if (set_interval(frmival.discrete))
 			m_interval = frmival.discrete;
 	}
-	updateVidCapFormat();
 }
 
 void GeneralTab::vidOutFormatChanged(int idx)
@@ -935,6 +976,20 @@ void GeneralTab::updateVideoInput()
 		m_tvStandard->setEnabled(in.capabilities & V4L2_IN_CAP_STD);
 		if (m_qryStandard)
 			m_qryStandard->setEnabled(in.capabilities & V4L2_IN_CAP_STD);
+		bool enableFreq = in.type == V4L2_INPUT_TYPE_TUNER;
+		if (m_freq)
+			m_freq->setEnabled(enableFreq);
+		if (m_freqTable)
+			m_freqTable->setEnabled(enableFreq);
+		if (m_freqChannel)
+			m_freqChannel->setEnabled(enableFreq);
+		if (m_detectSubchans) {
+			m_detectSubchans->setEnabled(enableFreq);
+			if (!enableFreq)
+				m_subchannels->setText("");
+			else
+				detectSubchansClicked();
+		}
 	}
 	if (m_videoTimings) {
 		refreshTimings();
@@ -942,6 +997,8 @@ void GeneralTab::updateVideoInput()
 		m_videoTimings->setEnabled(in.capabilities & V4L2_IN_CAP_DV_TIMINGS);
 		m_qryTimings->setEnabled(in.capabilities & V4L2_IN_CAP_DV_TIMINGS);
 	}
+	if (m_audioInput)
+		m_audioInput->setEnabled(in.audioset);
 }
 
 void GeneralTab::updateVideoOutput()
diff --git a/utils/qv4l2/general-tab.h b/utils/qv4l2/general-tab.h
index 9368999..f3f32a4 100644
--- a/utils/qv4l2/general-tab.h
+++ b/utils/qv4l2/general-tab.h
@@ -88,6 +88,7 @@ public:
 	}
 	inline bool streamon() { return v4l2::streamon(m_buftype); }
 	inline bool streamoff() { return v4l2::streamoff(m_buftype); }
+	void setHaveBuffers(bool haveBuffers);
 
 public slots:
 	void showAllAudioDevices(bool use);
diff --git a/utils/qv4l2/qv4l2.cpp b/utils/qv4l2/qv4l2.cpp
index 03b764a..83c9593 100644
--- a/utils/qv4l2/qv4l2.cpp
+++ b/utils/qv4l2/qv4l2.cpp
@@ -658,6 +658,7 @@ bool ApplicationWindow::startCapture(unsigned buffer_size)
 	switch (m_capMethod) {
 	case methodRead:
 		m_snapshotAct->setEnabled(true);
+		m_genTab->setHaveBuffers(true);
 		/* Nothing to do. */
 		return true;
 
@@ -714,6 +715,7 @@ bool ApplicationWindow::startCapture(unsigned buffer_size)
 			goto error;
 		}
 		m_snapshotAct->setEnabled(true);
+		m_genTab->setHaveBuffers(true);
 		return true;
 
 	case methodUser:
@@ -754,6 +756,7 @@ bool ApplicationWindow::startCapture(unsigned buffer_size)
 			goto error;
 		}
 		m_snapshotAct->setEnabled(true);
+		m_genTab->setHaveBuffers(true);
 		return true;
 	}
 
@@ -808,6 +811,7 @@ void ApplicationWindow::stopCapture()
 	}
 	free(m_buffers);
 	m_buffers = NULL;
+	m_genTab->setHaveBuffers(false);
 	refresh();
 }