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-rw-r--r--tderadio3/plugins/v4lradio/v4lradio.cpp1622
1 files changed, 0 insertions, 1622 deletions
diff --git a/tderadio3/plugins/v4lradio/v4lradio.cpp b/tderadio3/plugins/v4lradio/v4lradio.cpp
deleted file mode 100644
index 97564ea..0000000
--- a/tderadio3/plugins/v4lradio/v4lradio.cpp
+++ /dev/null
@@ -1,1622 +0,0 @@
-/***************************************************************************
- v4lradio.cpp - description
- -------------------
- begin : Don M�r 8 21:57:17 CET 2001
- copyright : (C) 2002-2005 by Ernst Martin Witte
- ***************************************************************************/
-
-/***************************************************************************
- * *
- * 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. *
- * *
- ***************************************************************************/
-
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <sys/time.h>
-#include <unistd.h>
-
-#ifdef HAVE_V4L2
-#include "linux/videodev2.h"
-#endif
-#include "linux/videodev.h"
-#include <linux/soundcard.h>
-
-#include <string.h> // memcpy needed
-
-#include <tqlayout.h>
-#include <tqfile.h>
-#include <tqfileinfo.h>
-#include <tqvaluelist.h>
-
-#include <tdeconfig.h>
-#include <kiconloader.h>
-#include <kdialogbase.h>
-#include <tdeaboutdata.h>
-#include <tdelocale.h>
-
-#include "../../src/include/aboutwidget.h"
-#include "../../src/include/utils.h"
-#include "v4lradio.h"
-#include "v4lradio-configuration.h"
-
-#include "../../src/include/debug-profiler.h"
-
-struct _lrvol { unsigned char l, r; short dummy; };
-
-///////////////////////////////////////////////////////////////////////
-
-PLUGIN_LIBRARY_FUNCTIONS(V4LRadio, "tderadio-v4lradio", i18n("Support for V4L(2) Radio Devices"));
-
-///////////////////////////////////////////////////////////////////////
-
-V4LRadio::V4LRadio(const TQString &name)
- : PluginBase(name, i18n("Video For Linux Plugin")),
- m_treble(0.5),
- m_bass(0.5),
- m_balance(0),
- m_deviceVolume(0.9),
- m_muted(false),
- m_signalQuality(0),
- m_stereo(false),
- m_minQuality(0.75),
- m_minFrequency(87.0),
- m_maxFrequency(108.0),
- m_lastMinDevFrequency(87.0),
- m_lastMaxDevFrequency(108.0),
-
- m_defaultPlaybackVolume(0.5),
-
- m_scanStep(0.05),
-
- m_radioDev("/dev/radio0"),
- m_radio_fd(-1),
- m_useOldV4L2Calls(true),
- m_pollTimer(this),
-
- m_blockReadTuner(false),
- m_blockReadAudio(false),
-
- m_SoundStreamID(createNewSoundStream(false)),
- m_PlaybackMixerID(TQString()),
- m_CaptureMixerID(TQString()),
- m_PlaybackMixerChannel(TQString()),
- m_CaptureMixerChannel(TQString()),
- m_ActivePlayback(false),
- m_MuteOnPowerOff(false),
- m_VolumeZeroOnPowerOff(false),
- m_restorePowerOn(false)
-{
- TQObject::connect (&m_pollTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(poll()));
- m_pollTimer.start(333);
-
- m_audio = new video_audio;
- bzero(m_audio, sizeof(video_audio));
- m_tuner = new video_tuner;
- bzero(m_tuner, sizeof(video_tuner));
-#ifdef HAVE_V4L2
- m_tuner2 = new v4l2_tuner;
- bzero(m_tuner2, sizeof(v4l2_tuner));
-#endif
- m_caps.version = 0;
-
- m_seekHelper = new FrequencySeekHelper(*this);
- m_seekHelper->connectI(this);
-}
-
-
-V4LRadio::~V4LRadio()
-{
- setPower(false);
-
- if (m_seekHelper)
- delete m_seekHelper;
-
- if (m_audio) delete m_audio;
- if (m_tuner) delete m_tuner;
-#ifdef HAVE_V4L2
- if (m_tuner2) delete m_tuner2;
-#endif
-}
-
-
-bool V4LRadio::connectI (Interface *i)
-{
- bool a = IRadioDevice::connectI(i);
- bool b = ISeekRadio::connectI(i);
- bool c = IFrequencyRadio::connectI(i);
- bool d = IV4LCfg::connectI(i);
- bool e = PluginBase::connectI(i);
- bool f = ISoundStreamClient::connectI(i);
- return a || b || c || d || e || f;
-}
-
-
-bool V4LRadio::disconnectI (Interface *i)
-{
- bool a = IRadioDevice::disconnectI(i);
- bool b = ISeekRadio::disconnectI(i);
- bool c = IFrequencyRadio::disconnectI(i);
- bool d = IV4LCfg::disconnectI(i);
- bool e = PluginBase::disconnectI(i);
- bool f = ISoundStreamClient::disconnectI(i);
- m_seekHelper->disconnectI(i);
- return a || b || c || d || e || f;
-}
-
-
-void V4LRadio::noticeConnectedI (ISoundStreamServer *s, bool pointer_valid)
-{
- ISoundStreamClient::noticeConnectedI(s, pointer_valid);
- if (s && pointer_valid) {
- m_seekHelper->connectI(s);
-
- s->register4_queryPlaybackVolume(this);
- s->register4_sendTreble(this);
- s->register4_sendBass(this);
- s->register4_sendBalance(this);
- s->register4_sendMute(this);
- s->register4_sendUnmute(this);
- s->register4_sendSignalMinQuality(this);
- s->register4_sendStereo(this);
-
- s->register4_queryTreble(this);
- s->register4_queryBass(this);
- s->register4_queryBalance(this);
- s->register4_querySignalQuality(this);
- s->register4_querySignalMinQuality(this);
- s->register4_queryHasGoodQuality(this);
- s->register4_queryIsStereo(this);
- s->register4_queryIsMuted(this);
-
-
- s->register4_sendPlaybackVolume(this);
- s->register4_sendCaptureVolume(this);
-
- s->register4_sendStopCapture(this);
-
- s->register4_querySoundStreamDescription(this);
- s->register4_querySoundStreamRadioStation(this);
- s->register4_queryEnumerateSoundStreams(this);
-
- notifySoundStreamCreated(m_SoundStreamID);
- }
-}
-
-void V4LRadio::noticeConnectedSoundClient(ISoundStreamClient::thisInterface *i, bool pointer_valid)
-{
- if (i && pointer_valid && i->getSoundStreamClientID() == m_PlaybackMixerID) {
- setPlaybackMixer(m_PlaybackMixerID, m_PlaybackMixerChannel);
- }
- if (i && pointer_valid && i->getSoundStreamClientID() == m_CaptureMixerID) {
- setCaptureMixer(m_CaptureMixerID, m_CaptureMixerChannel);
- }
-}
-
-// IRadioDevice methods
-
-bool V4LRadio::setPower (bool on)
-{
- return on ? powerOn() : powerOff();
-}
-
-void V4LRadio::searchMixers(ISoundStreamClient **playback_mixer, ISoundStreamClient **capture_mixer)
-{
- if (playback_mixer) {
- *playback_mixer = getSoundStreamClientWithID(m_PlaybackMixerID);
- if (!*playback_mixer) {
- TQPtrList<ISoundStreamClient> playback_mixers = queryPlaybackMixers();
- if (!playback_mixers.isEmpty())
- *playback_mixer = playback_mixers.first();
- }
- }
- if (capture_mixer) {
- *capture_mixer = getSoundStreamClientWithID(m_CaptureMixerID);
- if (!*capture_mixer) {
- TQPtrList<ISoundStreamClient> capture_mixers = queryCaptureMixers();
- if (!capture_mixers.isEmpty())
- *capture_mixer = capture_mixers.first();
- }
- }
-}
-
-
-bool V4LRadio::powerOn ()
-{
- if (isPowerOn())
- return true;
-
- radio_init();
-
- if (isPowerOn()) {
- ISoundStreamClient *playback_mixer = NULL,
- *capture_mixer = NULL;
-
- searchMixers(&playback_mixer, &capture_mixer);
-
- if (playback_mixer)
- playback_mixer->preparePlayback(m_SoundStreamID, m_PlaybackMixerChannel, m_ActivePlayback, false);
- if (capture_mixer)
- capture_mixer->prepareCapture(m_SoundStreamID, m_CaptureMixerChannel);
-
- sendStartPlayback(m_SoundStreamID);
- float tmp_vol = 0;
- queryPlaybackVolume(m_SoundStreamID, tmp_vol);
- if (tmp_vol < 0.005)
- sendPlaybackVolume(m_SoundStreamID, m_defaultPlaybackVolume);
-
- if (m_ActivePlayback) {
- SoundFormat sf;
- sendStartCaptureWithFormat(m_SoundStreamID, sf, sf);
- }
-
- unmute(m_SoundStreamID);
- notifyPowerChanged(true);
- }
-
- return true;
-}
-
-
-bool V4LRadio::powerOff ()
-{
- if (! isPowerOn())
- return true;
-
- queryPlaybackVolume(m_SoundStreamID, m_defaultPlaybackVolume);
- if (m_MuteOnPowerOff)
- sendMute(m_SoundStreamID, true);
- if (m_VolumeZeroOnPowerOff)
- sendPlaybackVolume(m_SoundStreamID, 0.0);
- mute(m_SoundStreamID);
- radio_done();
-
- sendStopPlayback(m_SoundStreamID);
- sendStopCapture(m_SoundStreamID);
- closeSoundStream(m_SoundStreamID);
- m_SoundStreamID = createNewSoundStream(m_SoundStreamID, false);
- notifySoundStreamCreated(m_SoundStreamID);
-
- if (isPowerOff()) {
- notifyPowerChanged(false);
- }
-
- return true;
-}
-
-
-bool V4LRadio::activateStation(const RadioStation &rs)
-{
- const FrequencyRadioStation *frs = dynamic_cast<const FrequencyRadioStation*>(&rs);
- if (frs == NULL)
- return false;
-
- if (setFrequency(frs->frequency())) {
- m_currentStation = *frs;
-
- if (frs->initialVolume() > 0)
- setPlaybackVolume(m_SoundStreamID, frs->initialVolume());
-
- return true;
- }
-
- return false;
-}
-
-
-
-bool V4LRadio::isPowerOn() const
-{
- return m_radio_fd >= 0;
-}
-
-
-bool V4LRadio::isPowerOff() const
-{
- return m_radio_fd < 0;
-}
-
-
-SoundStreamID V4LRadio::getSoundStreamID() const
-{
- return m_SoundStreamID;
-}
-
-
-const RadioStation &V4LRadio::getCurrentStation() const
-{
- return m_currentStation;
-}
-
-
-const TQString &V4LRadio::getDescription() const
-{
- return m_caps.description;
-}
-
-
-SoundStreamID V4LRadio::getCurrentSoundStreamID() const
-{
- return m_SoundStreamID;
-}
-
-
-
-
-bool V4LRadio::setTreble (SoundStreamID id, float t)
-{
- if (id != m_SoundStreamID)
- return false;
-
- if (t > 1.0) t = 1.0;
- if (t < 0) t = 0.0;
- if ((int)rint(m_treble*65535) != (int)rint(t*65535)) {
- m_treble = t;
- writeAudioInfo();
- notifyTrebleChanged(id, t);
- }
- return true;
-}
-
-
-bool V4LRadio::setBass (SoundStreamID id, float b)
-{
- if (id != m_SoundStreamID)
- return false;
-
- if (b > 1.0) b = 1.0;
- if (b < 0) b = 0.0;
- if ((int)rint(m_bass*65535) != (int)rint(b*65535)) {
- m_bass = b;
- writeAudioInfo();
- notifyBassChanged(id, b);
- }
-
- return true;
-}
-
-
-bool V4LRadio::setBalance (SoundStreamID id, float b)
-{
- if (id != m_SoundStreamID)
- return false;
-
- if (b > +1.0) b = +1.0;
- if (b < -1.0) b = -1.0;
- if ((int)rint(m_balance*32767) != (int)rint(b*32767)) {
- m_balance = b;
- writeAudioInfo();
- notifyBalanceChanged(id, b);
- }
- return true;
-}
-
-
-bool V4LRadio::setDeviceVolume (float v)
-{
- if (v > 1.0) v = 1.0;
- if (v < 0) v = 0;
- if ((int)rint(m_deviceVolume*65535) != (int)rint(v*65535)) {
- m_deviceVolume = v;
- writeAudioInfo();
- notifyDeviceVolumeChanged(v);
- }
- return true;
-}
-
-
-bool V4LRadio::mute (SoundStreamID id, bool mute)
-{
- if (id != m_SoundStreamID)
- return false;
-
- if (m_muted != mute) {
- m_muted = mute;
- bool r = writeAudioInfo();
- if (r)
- notifyMuted(id, m_muted);
- return r;
- }
- return false;
-}
-
-
-bool V4LRadio::unmute (SoundStreamID id, bool unmute)
-{
- return mute(id, !unmute);
-}
-
-
-bool V4LRadio::setSignalMinQuality (SoundStreamID id, float mq)
-{
- if (id != m_SoundStreamID)
- return false;
- if (rint(mq*100) == rint(m_minQuality*100))
- return true;
-
- m_minQuality = mq;
- notifySignalMinQualityChanged(id, m_minQuality);
- return true;
-}
-
-
-bool V4LRadio::setStereo(SoundStreamID /*id*/, bool /*b*/)
-{
- // FIXME if possible
- return false; // we can't do that currently, not even switch stereo to mono
-}
-
-
-
-
-bool V4LRadio::getTreble (SoundStreamID id, float &t) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- readAudioInfo();
- t = m_treble;
- return true;
-}
-
-
-bool V4LRadio::getBass (SoundStreamID id, float &b) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- readAudioInfo();
- b = m_bass;
- return true;
-}
-
-
-bool V4LRadio::getBalance (SoundStreamID id, float &b) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- readAudioInfo();
- b = m_balance;
- return true;
-}
-
-
-float V4LRadio::getDeviceVolume () const
-{
- readAudioInfo();
- return m_deviceVolume;
-}
-
-
-
-bool V4LRadio::getSignalMinQuality(SoundStreamID id, float &q) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- q = m_minQuality;
- return true;
-}
-
-
-bool V4LRadio::getSignalQuality(SoundStreamID id, float &q) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- readTunerInfo();
- q = m_signalQuality;
- return true;
-}
-
-
-bool V4LRadio::hasGoodQuality(SoundStreamID id, bool &good) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- float q = 0;
- if (getSignalQuality(id, q))
- good = q >= m_minQuality;
- return true;
-}
-
-
-bool V4LRadio::isStereo(SoundStreamID id, bool &s) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- readAudioInfo();
- s = m_stereo;
- return true;
-}
-
-
-bool V4LRadio::isMuted(SoundStreamID id, bool &m) const
-{
- if (id != m_SoundStreamID)
- return false;
-
- readAudioInfo();
- m = m_muted;
- return true;
-}
-
-
-// ISeekRadio
-
-bool V4LRadio::toBeginning()
-{
- setFrequency(getMinFrequency());
- return true;
-}
-
-bool V4LRadio::toEnd()
-{
- setFrequency(getMaxFrequency());
- return true;
-}
-
-bool V4LRadio::startSeekUp()
-{
- return startSeek(true);
-}
-
-bool V4LRadio::startSeekDown()
-{
- return startSeek(false);
-}
-
-bool V4LRadio::startSeek(bool up)
-{
- if (isPowerOn() && m_seekHelper) {
- m_seekHelper->start(m_SoundStreamID, up ? SeekHelper::up : SeekHelper::down);
- return true;
- } else {
- return false;
- }
-}
-
-bool V4LRadio::stopSeek()
-{
- if (m_seekHelper) m_seekHelper->stop();
- return true;
-}
-
-bool V4LRadio::isSeekRunning() const
-{
- if (m_seekHelper)
- return m_seekHelper->isRunning();
- else
- return false;
-}
-
-
-bool V4LRadio::isSeekUpRunning() const
-{
- if (m_seekHelper)
- return m_seekHelper->isRunningUp();
- else
- return false;
-}
-
-
-bool V4LRadio::isSeekDownRunning() const
-{
- if (m_seekHelper)
- return m_seekHelper->isRunningDown();
- else
- return false;
-}
-
-float V4LRadio::getProgress () const
-{
- float min = getMinFrequency();
- float max = getMaxFrequency();
-
- return (getFrequency() - min) / (max - min);
-}
-
-
-// IFrequencyRadio
-
-bool V4LRadio::setFrequency(float freq)
-{
-// if (isSeekRunning())
-// stopSeek();
-
- if (m_currentStation.frequency() == freq) {
- return true;
- }
-
- float minf = getMinFrequency();
- float maxf = getMaxFrequency();
-
- if (isPowerOn()) {
-
- bool oldMute = false;
- isMuted(m_SoundStreamID, oldMute);
- if (!oldMute && !m_ActivePlayback)
- mute(m_SoundStreamID);
-
-
- if (!m_tunercache.valid) readTunerInfo();
- float df = m_tunercache.deltaF;
-
- unsigned long lfreq = (unsigned long) rint(freq / df);
-
- if (freq > maxf || freq < minf) {
- logError("V4LRadio::setFrequency: " +
- i18n("invalid frequency %1").arg(TQString().setNum(freq)));
- if (!oldMute && !m_ActivePlayback)
- unmute(m_SoundStreamID);
- return false;
- }
-
- int r = -1;
- if (m_caps.version == 1) {
- r = ioctl(m_radio_fd, VIDIOCSFREQ, &lfreq);
- }
-#ifdef HAVE_V4L2
- else if (m_caps.version == 2) {
- v4l2_frequency tmp;
- tmp.tuner = 0;
- tmp.type = V4L2_TUNER_RADIO;
- tmp.frequency = lfreq;
- r = ioctl(m_radio_fd, VIDIOC_S_FREQUENCY, &tmp);
- }
-#endif
- else {
- logError("V4LRadio::setFrequency: " +
- i18n("don't known how to handle V4L-version %1")
- .arg(m_caps.version));
- }
-
- if (r) {
- logError("V4LRadio::setFrequency: " +
- i18n("error setting frequency to %1 (%2)")
- .arg(TQString().setNum(freq))
- .arg(TQString().setNum(r)));
- // unmute the old radio with the old radio station
- if (!oldMute && !m_ActivePlayback)
- unmute(m_SoundStreamID);
- return false;
- }
-
- // unmute this radio device, because we now have the current
- // radio station
- if (!oldMute && !m_ActivePlayback)
- unmute(m_SoundStreamID);
- }
-
- m_currentStation.setFrequency(freq);
- notifyFrequencyChanged(freq, &m_currentStation);
- notifyStationChanged(m_currentStation);
- notifyProgress((freq - minf) / (maxf - minf));
- notifySoundStreamChanged(m_SoundStreamID);
- return true;
-}
-
-
-bool V4LRadio::setMinFrequency (float minF)
-{
- float oldm = getMinFrequency();
- m_minFrequency = minF;
-
- float newm = getMinFrequency();
- if (oldm != newm)
- notifyMinMaxFrequencyChanged(newm, getMaxFrequency());
-
- return true;
-}
-
-
-bool V4LRadio::setMaxFrequency (float maxF)
-{
- float oldm = getMaxFrequency();
- m_maxFrequency = maxF;
-
- float newm = getMaxFrequency();
- if (oldm != newm)
- notifyMinMaxFrequencyChanged(getMinFrequency(), newm);
-
- return true;
-}
-
-
-bool V4LRadio::setScanStep(float s)
-{
- float old = m_scanStep;
- m_scanStep = s;
-
- if (old != s) notifyScanStepChanged(m_scanStep);
- return true;
-}
-
-
-float V4LRadio::getFrequency() const
-{
- return m_currentStation.frequency();
-}
-
-
-float V4LRadio::getMinFrequency() const
-{
- return m_minFrequency ? m_minFrequency : getMinDeviceFrequency();
-}
-
-
-float V4LRadio::getMaxFrequency() const
-{
- return m_maxFrequency ? m_maxFrequency : getMaxDeviceFrequency();
-}
-
-
-float V4LRadio::getMinDeviceFrequency() const
-{
- if (!m_tunercache.valid)
- readTunerInfo();
-
- return m_tunercache.minF;
-}
-
-
-float V4LRadio::getMaxDeviceFrequency() const
-{
- if (!m_tunercache.valid)
- readTunerInfo();
-
- return m_tunercache.maxF;
-}
-
-
-float V4LRadio::getScanStep() const
-{
- return m_scanStep;
-}
-
-
-
-// IV4LCfg methods
-
-bool V4LRadio::setRadioDevice(const TQString &s)
-{
- if (m_radioDev != s) {
- bool p = isPowerOn();
- powerOff();
- m_radioDev = s;
-
- m_caps = readV4LCaps(m_radioDev);
- notifyRadioDeviceChanged(m_radioDev);
- notifyDescriptionChanged(m_caps.description);
- notifyCapabilitiesChanged(m_caps);
- setPower(p);
- }
- return true;
-}
-
-
-bool V4LRadio::setPlaybackMixer(const TQString &soundStreamClientID, const TQString &ch)
-{
- bool change = m_PlaybackMixerID != soundStreamClientID || m_PlaybackMixerChannel != ch;
- m_PlaybackMixerID = soundStreamClientID;
- m_PlaybackMixerChannel = ch;
-
-
- if (isPowerOn()) {
- queryPlaybackVolume(m_SoundStreamID, m_defaultPlaybackVolume);
- sendStopPlayback(m_SoundStreamID);
- sendReleasePlayback(m_SoundStreamID);
- }
-
- ISoundStreamClient *playback_mixer = NULL;
- searchMixers(&playback_mixer, NULL);
- if (playback_mixer)
- playback_mixer->preparePlayback(m_SoundStreamID, m_PlaybackMixerChannel, m_ActivePlayback, false);
-
- if (isPowerOn()) {
- sendStartPlayback(m_SoundStreamID);
- sendPlaybackVolume(m_SoundStreamID, m_defaultPlaybackVolume);
- if (m_ActivePlayback) {
- SoundFormat sf;
- sendStartCaptureWithFormat(m_SoundStreamID, sf, sf);
- }
- }
-
- if (change)
- notifyPlaybackMixerChanged(soundStreamClientID, ch);
-
- return true;
-}
-
-
-bool V4LRadio::setCaptureMixer(const TQString &soundStreamClientID, const TQString &ch)
-{
- bool change = m_PlaybackMixerID != soundStreamClientID || m_PlaybackMixerChannel != ch;
- m_CaptureMixerID = soundStreamClientID;
- m_CaptureMixerChannel = ch;
-
- bool r = false;
- SoundFormat sf;
- queryIsCaptureRunning(m_SoundStreamID, r, sf);
-
- float v = 0;
- if (isPowerOn() && r) {
- queryCaptureVolume(m_SoundStreamID, v);
- sendStopCapture(m_SoundStreamID);
- sendReleaseCapture(m_SoundStreamID);
- }
-
- ISoundStreamClient *capture_mixer = NULL;
- searchMixers(NULL, &capture_mixer);
- if (capture_mixer)
- capture_mixer->prepareCapture(m_SoundStreamID, m_CaptureMixerChannel);
-
- if (isPowerOn() && r) {
- sendStartCaptureWithFormat(m_SoundStreamID, sf, sf);
- sendCaptureVolume(m_SoundStreamID, v);
- }
-
- if (change)
- notifyCaptureMixerChanged(soundStreamClientID, ch);
-
- return true;
-}
-
-
-V4LCaps V4LRadio::getCapabilities(TQString dev) const
-{
- if (dev.isNull()) {
- return m_caps;
- } else {
- return readV4LCaps(dev);
- }
-}
-
-
-bool V4LRadio::setActivePlayback(bool a)
-{
- if (a == m_ActivePlayback)
- return true;
-
-
- if (isPowerOn()) {
- queryPlaybackVolume(m_SoundStreamID, m_defaultPlaybackVolume);
- sendStopPlayback(m_SoundStreamID);
- sendReleasePlayback(m_SoundStreamID);
- if (m_ActivePlayback) {
- sendStopCapture(m_SoundStreamID);
- }
- }
-
- m_ActivePlayback = a;
-
- ISoundStreamClient *playback_mixer = NULL;
- searchMixers(&playback_mixer, NULL);
- if (playback_mixer)
- playback_mixer->preparePlayback(m_SoundStreamID, m_PlaybackMixerChannel, m_ActivePlayback, false);
-
- if (isPowerOn()) {
- sendStartPlayback(m_SoundStreamID);
- sendPlaybackVolume(m_SoundStreamID, m_defaultPlaybackVolume);
- if (m_ActivePlayback) {
- SoundFormat sf;
- sendStartCaptureWithFormat(m_SoundStreamID, sf, sf);
- }
- }
-
- // FIXME: restart playback/capture
- notifyActivePlaybackChanged(m_ActivePlayback);
-
- return true;
-}
-
-bool V4LRadio::setMuteOnPowerOff(bool a)
-{
- if (a != m_MuteOnPowerOff) {
- m_MuteOnPowerOff = a;
- notifyMuteOnPowerOffChanged(m_MuteOnPowerOff);
- }
- return true;
-}
-
-bool V4LRadio::setVolumeZeroOnPowerOff(bool a)
-{
- if (a != m_VolumeZeroOnPowerOff) {
- m_VolumeZeroOnPowerOff = a;
- notifyVolumeZeroOnPowerOffChanged(m_VolumeZeroOnPowerOff);
- }
- return true;
-}
-
-// PluginBase methods
-
-void V4LRadio::saveState (TDEConfig *config) const
-{
- config->setGroup(TQString("v4lradio-") + name());
-
- config->writeEntry("RadioDev", m_radioDev);
-
- config->writeEntry("PlaybackMixerID", m_PlaybackMixerID);
- config->writeEntry("PlaybackMixerChannel", m_PlaybackMixerChannel);
- config->writeEntry("CaptureMixerID", m_CaptureMixerID);
- config->writeEntry("CaptureMixerChannel", m_CaptureMixerChannel);
-
- config->writeEntry("fMinOverride", m_minFrequency);
- config->writeEntry("fMaxOverride", m_maxFrequency);
- config->writeEntry("fLastDevMin", m_lastMinDevFrequency);
- config->writeEntry("fLastDevMax", m_lastMaxDevFrequency);
-
- config->writeEntry("defaultPlaybackVolume", m_defaultPlaybackVolume);
-
- config->writeEntry("signalMinQuality", m_minQuality);
-
- config->writeEntry("scanStep", m_scanStep);
-
- config->writeEntry("Frequency", m_currentStation.frequency());
- config->writeEntry("Treble", m_treble);
- config->writeEntry("Bass", m_bass);
- config->writeEntry("Balance", m_balance);
- config->writeEntry("DeviceVolume", m_deviceVolume);
-
- config->writeEntry("PowerOn", isPowerOn());
- config->writeEntry("UseOldV4L2Calls", m_useOldV4L2Calls);
-
- config->writeEntry("ActivePlayback", m_ActivePlayback);
- config->writeEntry("MuteOnPowerOff", m_MuteOnPowerOff);
- config->writeEntry("VolumeZeroOnPowerOff", m_VolumeZeroOnPowerOff);
-}
-
-
-void V4LRadio::restoreState (TDEConfig *config)
-{
- BlockProfiler p("V4LRadio::restoreState");
-
- config->setGroup(TQString("v4lradio-") + name());
-
- TQString base_devname = "/dev/radio";
-
- TQStringList testlist (base_devname );
- for (int i = 0; i < 9; ++i)
- testlist.append(base_devname + TQString::number(i));
-
- TQString found_devname(TQString::null);
- for (TQValueListConstIterator<TQString> it = testlist.begin(); it != testlist.end(); ++it) {
- TQFile f(*it);
- if (f.exists()) {
- TQFileInfo info(f);
- if (info.isReadable() && info.isWritable()) {
- found_devname = *it;
- break;
- }
- else {
- if (found_devname.isNull())
- found_devname = *it;
- logWarning(i18n("Device %1 does exist but is not readable/writable. Please check device permissions.").arg(*it));
- }
- }
- }
-
- TQString default_devname = found_devname.isNull() ? base_devname : found_devname;
-
- TQString devname = config->readEntry ("RadioDev", default_devname);
-
- if (found_devname.isNull() && devname == default_devname) {
- logError(i18n("Could not find an accessible v4l(2) radio device."));
- }
-
- setRadioDevice(devname);
-
- TQString PlaybackMixerID = config->readEntry ("PlaybackMixerID", TQString());
- TQString PlaybackMixerChannel = config->readEntry ("PlaybackMixerChannel", "Line");
-
- TQString CaptureMixerID = config->readEntry ("CaptureMixerID", TQString());
- TQString CaptureMixerChannel = config->readEntry ("CaptureMixerChannel", "Line");
-
- m_ActivePlayback = config->readBoolEntry("ActivePlayback", false);
- m_MuteOnPowerOff = config->readBoolEntry("MuteOnPowerOff", false);
- m_VolumeZeroOnPowerOff = config->readBoolEntry("VolumeZeroOnPowerOff", false);
-
- m_lastMinDevFrequency = config->readDoubleNumEntry ("fLastDevMin", 65.0);
- m_lastMaxDevFrequency = config->readDoubleNumEntry ("fLastDevMax", 108.0);
- m_minFrequency = config->readDoubleNumEntry ("fMinOverride", m_lastMinDevFrequency);
- m_maxFrequency = config->readDoubleNumEntry ("fMaxOverride", m_lastMaxDevFrequency);
-
- m_minQuality = config->readDoubleNumEntry ("signalMinQuality", 0.75);
- m_scanStep = config->readDoubleNumEntry ("scanStep", 0.05);
- m_defaultPlaybackVolume = config->readDoubleNumEntry ("defaultPlaybackVolume", 0.5);
-
- setPlaybackMixer(PlaybackMixerID, PlaybackMixerChannel);
- setCaptureMixer (CaptureMixerID, CaptureMixerChannel);
- notifyDeviceMinMaxFrequencyChanged(m_lastMinDevFrequency, m_lastMaxDevFrequency);
- notifyMinMaxFrequencyChanged(m_minFrequency, m_maxFrequency);
- notifySignalMinQualityChanged(m_SoundStreamID, m_minQuality);
- notifyScanStepChanged(m_scanStep);
- notifyActivePlaybackChanged(m_ActivePlayback);
- notifyMuteOnPowerOffChanged(m_MuteOnPowerOff);
- notifyVolumeZeroOnPowerOffChanged(m_VolumeZeroOnPowerOff);
-
- BlockProfiler p2("V4LRadio::restoreState2");
-
- setFrequency(config->readDoubleNumEntry("Frequency", 88));
- m_restorePowerOn = config->readBoolEntry ("PowerOn", false);
-
- BlockProfiler p3("V4LRadio::restoreState3");
-
- setTreble (m_SoundStreamID, config->readDoubleNumEntry("Treble", 0.5));
- setBass (m_SoundStreamID, config->readDoubleNumEntry("Bass", 0.5));
- setBalance (m_SoundStreamID, config->readDoubleNumEntry("Balance", 0.0));
- setDeviceVolume( config->readDoubleNumEntry("DeviceVolume", 0.9));
-
- m_useOldV4L2Calls = config->readBoolEntry("UseOldV4L2Calls", true);
-
- if (isPowerOff())
- notifyPlaybackVolumeChanged(m_SoundStreamID, m_defaultPlaybackVolume);
-}
-
-void V4LRadio::startPlugin()
-{
- PluginBase::startPlugin();
- setPower(m_restorePowerOn);
-}
-
-ConfigPageInfo V4LRadio::createConfigurationPage()
-{
- V4LRadioConfiguration *v4lconf = new V4LRadioConfiguration(NULL, m_SoundStreamID);
- connectI(v4lconf);
- return ConfigPageInfo (v4lconf,
- i18n("V4L Radio"),
- i18n("V4L Radio Options"),
- "applications-utilities");
-}
-
-
-AboutPageInfo V4LRadio::createAboutPage()
-{
- TDEAboutData aboutData("tderadio",
- NULL,
- NULL,
- I18N_NOOP("V4L/V4L2 Plugin for TDERadio."
- "<P>"
- "Provides Support for V4L/V4L2 based Radio Cards"
- "<P>"),
- 0,
- //TDEAboutData::License_GPL,
- "(c) 2002-2005 Martin Witte, Klas Kalass",
- 0,
- "http://sourceforge.net/projects/tderadio",
- 0);
- aboutData.addAuthor("Martin Witte", "", "[email protected]");
- aboutData.addAuthor("Klas Kalass", "", "[email protected]");
-
- return AboutPageInfo(
- new TDERadioAboutWidget(aboutData, TDERadioAboutWidget::AbtTabbed),
- i18n("V4L/V4L2"),
- i18n("V4L/V4L2 Plugin"),
- "applications-utilities"
- );
-}
-
-////////////////////////////////////////
-// anything else
-
-void V4LRadio::radio_init()
-{
- if (isSeekRunning())
- stopSeek();
-
- m_caps = readV4LCaps(m_radioDev);
- notifyCapabilitiesChanged(m_caps);
- notifyDescriptionChanged(m_caps.description);
-
-/* m_mixer_fd = open(m_mixerDev, O_RDONLY);
- if (m_mixer_fd < 0) {
- radio_done();
-
- logError("V4LRadio::radio_init: " +
- i18n("Cannot open mixer device %1").arg(m_mixerDev));
- return;
- }
-*/
- m_radio_fd = open(m_radioDev.ascii(), O_RDONLY);
- if (m_radio_fd < 0) {
- radio_done();
-
- logError("V4LRadio::radio_init: " +
- i18n("Cannot open radio device %1").arg(m_radioDev));
- return;
- }
-
- readTunerInfo();
- writeAudioInfo(); // set tuner-audio config as used last time
- readAudioInfo(); // reread tuner-audio and read-only flags (e.g. stereo)
-
- // restore frequency
- float old = getFrequency();
- m_currentStation.setFrequency(0);
- setFrequency(old);
-
- // read volume level from mixer
- // FIXME: do we still need this
-/* float v = 0;
- getVolume(m_SoundStreamID, v)
- setVolume (m_SoundStreamID, v);*/
-}
-
-
-void V4LRadio::radio_done()
-{
- if (isSeekRunning())
- stopSeek();
-
- if (m_radio_fd >= 0) close (m_radio_fd);
-// if (m_mixer_fd >= 0) close (m_mixer_fd);
-
- m_radio_fd = -1;
-// m_mixer_fd = -1;
-}
-
-
-
-
-
-#define CAPS_NAME_LEN 127
-V4LCaps V4LRadio::readV4LCaps(const TQString &device) const
-{
- char buffer[CAPS_NAME_LEN+1];
- int r;
- int fd;
-
- V4LCaps c;
- c.description = device;
-
- fd = open(device.ascii(), O_RDONLY);
-
- if (fd < 0) {
- logError("V4LRadio::readV4LCaps: " +
- i18n("cannot open %1").arg(device));
- return c;
- }
-
- video_capability caps;
- r = ioctl(fd, VIDIOCGCAP, &caps);
- if (r == 0) {
- c.version = 1;
-
- size_t l = sizeof(caps.name);
- l = l < CAPS_NAME_LEN ? l : CAPS_NAME_LEN;
- memcpy(buffer, caps.name, l);
- buffer[l] = 0;
- c.description = buffer;
-
- c.hasMute = false;
- c.unsetVolume();
- c.unsetTreble();
- c.unsetBass();
- c.unsetBalance();
-
- video_audio audiocaps;
- if (0 == ioctl(fd, VIDIOCGAUDIO, &audiocaps)) {
- logDebug("V4LRadio::readV4LCaps: " +
- i18n("audio caps = %1").arg(TQString().setNum(audiocaps.flags)));
- if ((audiocaps.flags & VIDEO_AUDIO_MUTABLE) != 0)
- c.hasMute = true;
- if ((audiocaps.flags & VIDEO_AUDIO_VOLUME) != 0)
- c.setVolume (0, 65535);
- if ((audiocaps.flags & VIDEO_AUDIO_TREBLE) != 0)
- c.setTreble (0, 65535);
- if ((audiocaps.flags & VIDEO_AUDIO_BASS) != 0)
- c.setBass (0, 65535);
- // at least my driver has support for balance, but the bit is not set ...
- c.setBalance(0, 65535);
- }
- } else {
- logError("V4LRadio::readV4LCaps: " +
- i18n("error reading V4L1 caps"));
- }
-
-#ifdef HAVE_V4L2
- v4l2_capability caps2;
- r = ioctl(fd, VIDIOC_QUERYCAP, &caps2);
- if (r == 0) {
- c.version = 2;
-
- logDebug(i18n("V4L2 - Version: %1").arg(TQString().sprintf("%08X", caps2.version)));
-
- size_t l = sizeof(caps.name);
- l = l < CAPS_NAME_LEN ? l : CAPS_NAME_LEN;
- memcpy(buffer, caps.name, l);
- buffer[l] = 0;
- // c.description = buffer;
-
- v4l2_queryctrl ctrl;
-
- c.hasMute = false;
- c.unsetVolume();
- c.unsetTreble();
- c.unsetBass();
- c.unsetBalance();
-
- ctrl.id = V4L2_CID_AUDIO_MUTE;
- if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &ctrl))
- c.hasMute = !(ctrl.flags & V4L2_CTRL_FLAG_DISABLED);
- else
- logError(i18n("V4L2: Querying mute control failed"));
-
- ctrl.id = V4L2_CID_AUDIO_VOLUME;
- if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &ctrl)) {
- if (!(ctrl.flags & V4L2_CTRL_FLAG_DISABLED))
- c.setVolume(ctrl.minimum, ctrl.maximum);
- } else {
- logError(i18n("V4L2: Querying volume control failed"));
- }
-
- ctrl.id = V4L2_CID_AUDIO_TREBLE;
- if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &ctrl)) {
- if (!(ctrl.flags & V4L2_CTRL_FLAG_DISABLED))
- c.setTreble(ctrl.minimum, ctrl.maximum);
- } else {
- logError(i18n("V4L2: Querying treble control failed"));
- }
-
- ctrl.id = V4L2_CID_AUDIO_BASS;
- if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &ctrl)) {
- if (!(ctrl.flags & V4L2_CTRL_FLAG_DISABLED))
- c.setBass(ctrl.minimum, c.maxBass = ctrl.maximum);
- } else {
- logError(i18n("V4L2: Querying bass control failed"));
- }
-
- ctrl.id = V4L2_CID_AUDIO_BALANCE;
- if (0 == ioctl(fd, VIDIOC_QUERYCTRL, &ctrl)) {
- if (!(ctrl.flags & V4L2_CTRL_FLAG_DISABLED))
- c.setBalance(ctrl.minimum, ctrl.maximum);
- } else {
- logError(i18n("V4L2: Querying balance control failed"));
- }
-
- } else {
- logWarning(i18n("V4LRadio::readV4LCaps: Reading V4L2 caps failed"));
- }
-#endif
- if (c.version > 0) {
- logInfo(i18n("V4L %1 detected").arg(c.version));
- } else {
- logError(i18n("V4L not detected"));
- }
-
- logInfo(c.hasMute ? i18n("Radio is mutable") : i18n("Radio is not mutable"));
- logInfo(c.hasVolume ? i18n("Radio has Volume Control") : i18n("Radio has no Volume Control"));
- logInfo(c.hasBass ? i18n("Radio has Bass Control") : i18n("Radio has no Bass Control"));
- logInfo(c.hasTreble ? i18n("Radio has Treble Control") : i18n("Radio has no Treble Control"));
-
- close(fd);
- return c;
-}
-
-
-bool V4LRadio::readTunerInfo() const
-{
- if (m_blockReadTuner) return true;
-
- float oldq = m_signalQuality;
- float oldminf = m_tunercache.minF;
- float oldmaxf = m_tunercache.maxF;
-
- if (!m_tunercache.valid) {
- m_tunercache.minF = m_lastMinDevFrequency;
- m_tunercache.maxF = m_lastMaxDevFrequency;
- m_tunercache.deltaF = 1.0/16.0;
- m_tunercache.valid = true;
- }
-
- int r = 0;
- if (isPowerOn()) {
-
- // v4l1
- if (m_caps.version == 1) {
-
- r = ioctl(m_radio_fd, VIDIOCGTUNER, m_tuner);
-
- if (r == 0) {
- if ((m_tuner->flags & VIDEO_TUNER_LOW) != 0)
- m_tunercache.deltaF = 1.0 / 16000.0;
- m_tunercache.minF = float(m_tuner->rangelow) * m_tunercache.deltaF;
- m_tunercache.maxF = float(m_tuner->rangehigh) * m_tunercache.deltaF;
- m_tunercache.valid = true;
- m_signalQuality = float(m_tuner->signal) / 32767.0;
-
- }
- }
-#ifdef HAVE_V4L2
- // v4l2
- else if (m_caps.version == 2) {
-
- r = ioctl(m_radio_fd, VIDIOC_G_TUNER, m_tuner2);
-
- if (r == 0) {
- if ((m_tuner2->capability & V4L2_TUNER_CAP_LOW) != 0)
- m_tunercache.deltaF = 1.0 / 16000.0;
- m_tunercache.minF = float(m_tuner2->rangelow) * m_tunercache.deltaF;
- m_tunercache.maxF = float(m_tuner2->rangehigh) * m_tunercache.deltaF;
- m_tunercache.valid = true;
- m_signalQuality = float(m_tuner2->signal) / 32767.0;
- }
- }
-#endif
- else {
- logError("V4LRadio::readTunerInfo: " +
- i18n("don't known how to handle V4L-version %1")
- .arg(TQString().setNum(m_caps.version)));
- }
-
- if (r != 0) {
- m_signalQuality = 0;
- logError("V4LRadio::readTunerInfo: " +
- i18n("cannot get tuner info (error %1)").arg(TQString().setNum(r)));
- }
- } else {
- m_signalQuality = 0;
- }
-
- // prevent loops, if noticeXYZ-method is reading my state
- m_blockReadTuner = true;
-
- if (oldminf != m_tunercache.minF || oldmaxf != m_tunercache.maxF)
- notifyDeviceMinMaxFrequencyChanged(m_tunercache.minF, m_tunercache.maxF);
- m_lastMinDevFrequency = m_tunercache.minF;
- m_lastMaxDevFrequency = m_tunercache.maxF;
-
- if ( ! m_minFrequency && (oldminf != m_tunercache.minF)
- || ! m_maxFrequency && (oldmaxf != m_tunercache.maxF))
- notifyMinMaxFrequencyChanged(getMinFrequency(), getMaxFrequency());
-
-
- if (m_signalQuality != oldq)
- notifySignalQualityChanged(m_SoundStreamID, m_signalQuality);
- if ( (m_signalQuality >= m_minQuality) != (oldq >= m_minQuality))
- notifySignalQualityBoolChanged(m_SoundStreamID, m_signalQuality > m_minQuality);
-
- m_blockReadTuner = false;
-
- return true;
-}
-
-
-
-#define V4L2_S_CTRL(what,val) \
- { ctl.value = (val); \
- ctl.id = (what); \
- /* Problem: Current V4L2 development has changed the IOCTL-IDs for VIDIOC_S_CTRL */ \
- /* => we must du "try and error" to figure out what version we should use */ \
- r = ioctl (m_radio_fd, m_useOldV4L2Calls ? VIDIOC_S_CTRL_OLD : VIDIOC_S_CTRL, &ctl); \
- /* in case this did not work, try the other version of the call */ \
- if (r) { \
- r = ioctl (m_radio_fd, !m_useOldV4L2Calls ? VIDIOC_S_CTRL_OLD : VIDIOC_S_CTRL, &ctl); \
- if (!r) m_useOldV4L2Calls = !m_useOldV4L2Calls; \
- } \
- x = x ? x : r; \
- if (r) \
- logError(i18n("error setting %1: %2").arg(#what).arg(TQString().setNum(r))); \
- }
-
-#define V4L2_G_CTRL(what) \
- { ctl.id = (what); \
- r = ioctl (m_radio_fd, VIDIOC_G_CTRL, &ctl); \
- x = x ? x : r; \
- if (r) \
- logError(i18n("error reading %1: %2").arg(#what).arg(TQString().setNum(r))); \
- }
-
-
-bool V4LRadio::updateAudioInfo(bool write) const
-{
- if (m_blockReadAudio && !write)
- return true;
-
- bool oldStereo = m_stereo;
- bool oldMute = m_muted;
- int iOldDeviceVolume = m_caps.intGetVolume (m_deviceVolume);
- int iOldTreble = m_caps.intGetTreble (m_treble);
- int iOldBass = m_caps.intGetBass (m_bass);
- int iOldBalance = m_caps.intGetBalance(m_balance);
-
- if (isPowerOn()) {
- int r = 0;
- if (m_caps.version == 1) {
- m_audio->audio = 0;
- if (m_muted) m_audio->flags |= VIDEO_AUDIO_MUTE;
- else m_audio->flags &= ~VIDEO_AUDIO_MUTE;
-
- m_audio->volume = m_caps.intGetVolume (m_deviceVolume);
- m_audio->treble = m_caps.intGetTreble (m_treble);
- m_audio->bass = m_caps.intGetBass (m_bass);
- m_audio->balance = m_caps.intGetBalance(m_balance);
-
- r = ioctl(m_radio_fd, write ? VIDIOCSAUDIO : VIDIOCGAUDIO, m_audio);
-
- m_stereo = (r == 0) && ((m_audio->mode & VIDEO_SOUND_STEREO) != 0);
-
- m_muted = m_caps.hasMute &&
- ((r != 0) || ((m_audio->flags & VIDEO_AUDIO_MUTE) != 0));
-
- /* Some drivers seem to set volumes to zero if they are muted.
- Thus we do not reload them if radio is muted */
- if (!m_muted && !write) {
- m_deviceVolume = m_caps.hasVolume && !r ? m_caps.floatGetVolume (m_audio->volume) : 1;
- m_treble = m_caps.hasTreble && !r ? m_caps.floatGetTreble (m_audio->treble) : 1;
- m_bass = m_caps.hasBass && !r ? m_caps.floatGetBass (m_audio->bass) : 1;
- m_balance = m_caps.hasBalance && !r ? m_caps.floatGetBalance(m_audio->balance) : 0;
- }
- }
-#ifdef HAVE_V4L2
- else if (m_caps.version == 2) {
- v4l2_control ctl;
- int x = 0; // x stores first ioctl error
- if (write) {
- if (m_caps.hasMute)
- V4L2_S_CTRL(V4L2_CID_AUDIO_MUTE, m_muted);
- if (m_caps.hasTreble)
- V4L2_S_CTRL(V4L2_CID_AUDIO_TREBLE, m_caps.intGetTreble(m_treble));
- if (m_caps.hasBass)
- V4L2_S_CTRL(V4L2_CID_AUDIO_BASS, m_caps.intGetBass(m_bass));
- if (m_caps.hasBalance)
- V4L2_S_CTRL(V4L2_CID_AUDIO_BALANCE, m_caps.intGetBalance(m_balance));
- if (m_caps.hasVolume)
- V4L2_S_CTRL(V4L2_CID_AUDIO_VOLUME, m_caps.intGetVolume(m_deviceVolume));
- } else {
- if (m_caps.hasMute)
- V4L2_G_CTRL(V4L2_CID_AUDIO_MUTE);
- m_muted = m_caps.hasMute && ((r != 0) || ctl.value);
-
- /* Some drivers seem to set volumes to zero if they are muted.
- Thus we do not reload them if radio is muted */
- if (!m_muted) {
- if (m_caps.hasVolume)
- V4L2_G_CTRL(V4L2_CID_AUDIO_VOLUME);
- m_deviceVolume = m_caps.hasVolume && !r ? m_caps.floatGetVolume (ctl.value) : 1;
- if (m_caps.hasTreble)
- V4L2_G_CTRL(V4L2_CID_AUDIO_TREBLE);
- m_treble = m_caps.hasTreble && !r ? m_caps.floatGetTreble (ctl.value) : 1;
- if (m_caps.hasBass)
- V4L2_G_CTRL(V4L2_CID_AUDIO_BASS);
- m_bass = m_caps.hasBass && !r ? m_caps.floatGetBass (ctl.value) : 1;
- if (m_caps.hasBalance)
- V4L2_G_CTRL(V4L2_CID_AUDIO_BALANCE);
- m_balance = m_caps.hasBalance&& !r ? m_caps.floatGetBalance(ctl.value) : 0;
- }
-
- r = ioctl (m_radio_fd, VIDIOC_G_TUNER, m_tuner2);
- m_stereo = (r == 0) && ((m_tuner2->rxsubchans & V4L2_TUNER_SUB_STEREO) != 0);
- x = x ? x : r;
- }
- r = x; // store first error back to r, used below for error message
- }
-#endif
- else {
- logError("V4LRadio::updateAudioInfo: " +
- i18n("don't known how to handle V4L-version %1")
- .arg(TQString().setNum(m_caps.version)));
- }
-
- if (r) {
- logError("V4LRadio::updateAudioInfo: " +
- i18n("error updating radio audio info (%1): %2")
- .arg(write ? i18n("write") : i18n("read"))
- .arg(TQString().setNum(r)));
- return false;
- }
- }
-
- // prevent loops, if noticeXYZ-method is reading my state
- bool oldBlock = m_blockReadAudio;
- m_blockReadAudio = true;
-
- // send notifications
-
- if (oldStereo != m_stereo)
- notifyStereoChanged(m_SoundStreamID, m_stereo);
- if (oldMute != m_muted)
- notifyMuted(m_SoundStreamID, m_muted);
- if (iOldDeviceVolume != m_caps.intGetVolume(m_deviceVolume))
- notifyDeviceVolumeChanged(m_deviceVolume);
- if (iOldTreble != m_caps.intGetTreble(m_treble))
- notifyTrebleChanged(m_SoundStreamID, m_treble);
- if (iOldBass != m_caps.intGetBass(m_bass))
- notifyBassChanged(m_SoundStreamID, m_bass);
- if (iOldBalance != m_caps.intGetBalance(m_balance))
- notifyBalanceChanged(m_SoundStreamID, m_balance);
-
- m_blockReadAudio = oldBlock;
-
- return isPowerOn();
-}
-
-
-
-
-void V4LRadio::poll()
-{
- readTunerInfo();
- readAudioInfo();
-}
-
-
-bool V4LRadio::setPlaybackVolume(SoundStreamID id, float volume)
-{
- if (isPowerOff() && id == m_SoundStreamID) {
- m_defaultPlaybackVolume = min(max(volume, 0.0), 1.0);
- return true;
- } else {
- return false;
- }
-}
-
-bool V4LRadio::getPlaybackVolume(SoundStreamID id, float &volume) const
-{
- if (isPowerOff() && id == m_SoundStreamID) {
- volume = m_defaultPlaybackVolume;
- return true;
- } else {
- return false;
- }
-}
-
-
-
-bool V4LRadio::getSoundStreamDescription(SoundStreamID id, TQString &descr) const
-{
- if (id == m_SoundStreamID) {
- descr = name() + " - " + m_currentStation.name();
- return true;
- }
- else {
- return false;
- }
-}
-
-
-bool V4LRadio::getSoundStreamRadioStation(SoundStreamID id, const RadioStation *&rs) const
-{
- if (id == m_SoundStreamID) {
- rs = &m_currentStation;
- return true;
- }
- else {
- return false;
- }
-}
-
-
-bool V4LRadio::enumerateSoundStreams(TQMap<TQString, SoundStreamID> &list) const
-{
- if (m_SoundStreamID.isValid()) {
- TQString tmp = TQString();
- getSoundStreamDescription(m_SoundStreamID, tmp);
- list[tmp] = m_SoundStreamID;
- return true;
- }
- return false;
-}
-
-
-// bool V4LRadio::stopCapture(SoundStreamID id)
-// {
-// if (id.isValid() && id == m_SoundStreamID && m_ActivePlayback) {
-// sendStopPlayback(id);
-// return true;
-// }
-// return false;
-// }
-
-#include "v4lradio.moc"