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tderadio/kradio3/plugins/streaming/streaming-configuration.cpp

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/***************************************************************************
streaming-configuration.cpp - description
-------------------
begin : Thu Sep 30 2004
copyright : (C) 2004 by Martin Witte
email : witte@kawo1.rwth-aachen.de
***************************************************************************/
/***************************************************************************
* *
* 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. *
* *
***************************************************************************/
#include <qcheckbox.h>
#include <kurlrequester.h>
#include <knuminput.h>
#include <klistview.h>
#include <kcombobox.h>
#include <knuminput.h>
#include <klocale.h>
#include "streaming-configuration.h"
#include "streaming.h"
StreamingConfiguration::StreamingConfiguration (QWidget *parent, StreamingDevice *streamer)
: StreamingConfigurationUI(parent),
m_ignore_updates(false),
m_dirty(true),
m_StreamingDevice(streamer)
{
connect(m_pbNewPlaybackURL, SIGNAL(clicked()), this, SLOT(slotNewPlaybackChannel()));
connect(m_pbDeletePlaybackURL, SIGNAL(clicked()), this, SLOT(slotDeletePlaybackChannel()));
connect(m_pbUpPlaybackURL, SIGNAL(clicked()), this, SLOT(slotUpPlaybackChannel()));
connect(m_pbDownPlaybackURL, SIGNAL(clicked()), this, SLOT(slotDownPlaybackChannel()));
connect(m_ListPlaybackURLs, SIGNAL(selectionChanged()), this, SLOT(slotPlaybackSelectionChanged()));
connect(m_ListPlaybackURLs, SIGNAL(itemRenamed(QListViewItem *)), this, SLOT(slotSetDirty()));
connect(m_pbNewCaptureURL, SIGNAL(clicked()), this, SLOT(slotNewCaptureChannel()));
connect(m_pbDeleteCaptureURL, SIGNAL(clicked()), this, SLOT(slotDeleteCaptureChannel()));
connect(m_pbUpCaptureURL, SIGNAL(clicked()), this, SLOT(slotUpCaptureChannel()));
connect(m_pbDownCaptureURL, SIGNAL(clicked()), this, SLOT(slotDownCaptureChannel()));
connect(m_ListCaptureURLs, SIGNAL(selectionChanged()), this, SLOT(slotCaptureSelectionChanged()));
connect(m_ListCaptureURLs, SIGNAL(itemRenamed(QListViewItem *)), this, SLOT(slotSetDirty()));
connect(m_cbBits, SIGNAL(activated(int)), this, SLOT(slotUpdateSoundFormat()));
connect(m_cbChannels, SIGNAL(activated(int)), this, SLOT(slotUpdateSoundFormat()));
connect(m_cbEndianess, SIGNAL(activated(int)), this, SLOT(slotUpdateSoundFormat()));
connect(m_cbFormat, SIGNAL(activated(int)), this, SLOT(slotUpdateSoundFormat()));
connect(m_cbRate, SIGNAL(activated(int)), this, SLOT(slotUpdateSoundFormat()));
connect(m_cbSign, SIGNAL(activated(int)), this, SLOT(slotUpdateSoundFormat()));
connect(m_sbBufferSize, SIGNAL(valueChanged(int)), this, SLOT(slotUpdateSoundFormat()));
m_ListPlaybackURLs->setAllColumnsShowFocus(true);
m_ListPlaybackURLs->setSorting(-1);
m_ListCaptureURLs->setAllColumnsShowFocus(true);
m_ListCaptureURLs->setSorting(-1);
slotCancel();
}
StreamingConfiguration::~StreamingConfiguration ()
{
}
void StreamingConfiguration::slotOK()
{
if (!m_dirty)
return;
m_StreamingDevice->resetPlaybackStreams(false);
m_StreamingDevice->resetCaptureStreams(false);
QListViewItem *item = m_ListPlaybackURLs->firstChild();
for (int i = 0; item; ++i, item = item->nextSibling()) {
m_StreamingDevice->addPlaybackStream(item->text(1), m_PlaybackSoundFormats[i], m_PlaybackBufferSizes[i], !item->nextSibling());
}
item = m_ListCaptureURLs->firstChild();
for (int i = 0; item; ++i, item = item->nextSibling()) {
m_StreamingDevice->addCaptureStream(item->text(1), m_CaptureSoundFormats[i], m_CaptureBufferSizes[i], !item->nextSibling());
}
m_dirty = false;
}
void StreamingConfiguration::slotCancel()
{
if (!m_dirty)
return;
const QStringList &playbackChannels = m_StreamingDevice->getPlaybackChannels();
const QStringList &captureChannels = m_StreamingDevice->getCaptureChannels();
m_ListPlaybackURLs->clear();
m_PlaybackBufferSizes.clear();
m_PlaybackSoundFormats.clear();
for (unsigned int i = 0; i < playbackChannels.size(); ++i) {
SoundFormat sf;
size_t buffer_size;
QString url;
m_StreamingDevice->getPlaybackStreamOptions(playbackChannels[i], url, sf, buffer_size);
m_PlaybackSoundFormats.append(sf);
m_PlaybackBufferSizes.append(buffer_size);
QListViewItem *item = new QListViewItem(m_ListPlaybackURLs, m_ListPlaybackURLs->lastChild());
item->setText(0, QString::number(m_ListPlaybackURLs->childCount()));
item->setText(1, url);
item->setRenameEnabled(1, true);
}
m_ListCaptureURLs->clear();
m_CaptureBufferSizes.clear();
m_CaptureSoundFormats.clear();
for (unsigned int i = 0; i < captureChannels.size(); ++i) {
SoundFormat sf;
size_t buffer_size;
QString url;
m_StreamingDevice->getCaptureStreamOptions(captureChannels[i], url, sf, buffer_size);
m_CaptureSoundFormats.append(sf);
m_CaptureBufferSizes.append(buffer_size);
QListViewItem *item = new QListViewItem(m_ListCaptureURLs, m_ListCaptureURLs->lastChild());
item->setText(0, QString::number(m_ListCaptureURLs->childCount()));
item->setText(1, url);
item->setRenameEnabled(1, true);
}
slotPlaybackSelectionChanged();
slotCaptureSelectionChanged();
m_dirty = false;
}
void StreamingConfiguration::slotUpdateConfig()
{
slotSetDirty();
slotCancel();
}
void StreamingConfiguration::slotNewPlaybackChannel()
{
slotSetDirty();
QListViewItem *item = new QListViewItem(m_ListPlaybackURLs, m_ListPlaybackURLs->lastChild());
item->setText(0, QString::number(m_ListPlaybackURLs->childCount()));
item->setText(1, i18n("new channel"));
item->setRenameEnabled(1,true);
item->startRename(1);
m_PlaybackSoundFormats.append(SoundFormat());
m_PlaybackBufferSizes.append(64*1024);
int n = m_PlaybackSoundFormats.size();
setStreamOptions(m_PlaybackSoundFormats[n-1], m_PlaybackBufferSizes[n-1]);
}
void StreamingConfiguration::slotDeletePlaybackChannel()
{
slotSetDirty();
QListViewItem *item = m_ListPlaybackURLs->selectedItem();
if (item) {
int idx = 0;
QListViewItem *i = m_ListPlaybackURLs->firstChild(),
*prev = NULL,
*next = item->nextSibling();
for (; i && i != item; i = i->nextSibling()) {
prev = i;
++idx;
}
if(next) {
m_ListPlaybackURLs->setSelected(next, true);
} else if (prev){
m_ListPlaybackURLs->setSelected(prev, true);
}
int x = item->text(0).toUInt();
for (i = next; i; i = i->nextSibling(), ++x) {
i->setText(0, QString::number(x));
}
m_ListPlaybackURLs->takeItem(item);
delete item;
int n = m_PlaybackSoundFormats.size();
m_PlaybackSoundFormats.remove(m_PlaybackSoundFormats.at(idx));
m_PlaybackBufferSizes .remove(m_PlaybackBufferSizes.at(idx));
idx = idx < n - 1 ? idx : n - 1;
setStreamOptions( m_PlaybackSoundFormats[idx], m_PlaybackBufferSizes[idx]);
slotPlaybackSelectionChanged();
}
}
void StreamingConfiguration::slotUpPlaybackChannel()
{
slotSetDirty();
QListViewItem *prev = NULL;
QListViewItem *i = m_ListPlaybackURLs->firstChild();
QListViewItem *item = m_ListPlaybackURLs->selectedItem();
int idx = 0;
for (; i && i != item; i = i->nextSibling(), ++idx) {
prev = i;
}
if (prev && item) {
QString s = prev->text(1);
prev->setText(1, item->text(1));
item->setText(1, s);
SoundFormat sf = m_PlaybackSoundFormats[idx];
m_PlaybackSoundFormats[idx] = m_PlaybackSoundFormats[idx-1];
m_PlaybackSoundFormats[idx-1] = sf;
size_t size = m_PlaybackBufferSizes[idx];
m_PlaybackBufferSizes[idx] = m_PlaybackBufferSizes[idx-1];
m_PlaybackBufferSizes[idx-1] = size;
m_ListPlaybackURLs->setSelected(prev, true);
}
m_ListPlaybackURLs->ensureItemVisible(prev);
}
void StreamingConfiguration::slotDownPlaybackChannel()
{
slotSetDirty();
QListViewItem *item = m_ListPlaybackURLs->selectedItem();
QListViewItem *next = item ? item->nextSibling() : NULL;
QListViewItem *i = m_ListPlaybackURLs->firstChild();
int idx = 0;
for (; i && i != item; i = i->nextSibling()) {
++idx;
}
if (next && item) {
QString s = next->text(1);
next->setText(1, item->text(1));
item->setText(1, s);
SoundFormat sf = m_PlaybackSoundFormats[idx];
m_PlaybackSoundFormats[idx] = m_PlaybackSoundFormats[idx+1];
m_PlaybackSoundFormats[idx+1] = sf;
size_t size = m_PlaybackBufferSizes[idx];
m_PlaybackBufferSizes[idx] = m_PlaybackBufferSizes[idx+1];
m_PlaybackBufferSizes[idx+1] = size;
m_ListPlaybackURLs->setSelected(next, true);
}
m_ListPlaybackURLs->ensureItemVisible(next);
}
void StreamingConfiguration::slotNewCaptureChannel()
{
slotSetDirty();
QListViewItem *item = new QListViewItem(m_ListCaptureURLs, m_ListCaptureURLs->lastChild());
item->setText(0, QString::number(m_ListCaptureURLs->childCount()));
item->setText(1, i18n("new channel"));
item->setRenameEnabled(1,true);
item->startRename(1);
m_CaptureSoundFormats.append(SoundFormat());
m_CaptureBufferSizes.append(64*1024);
int n = m_CaptureSoundFormats.size();
setStreamOptions(m_CaptureSoundFormats[n-1], m_CaptureBufferSizes[n-1]);
}
void StreamingConfiguration::slotDeleteCaptureChannel()
{
slotSetDirty();
QListViewItem *item = m_ListCaptureURLs->selectedItem();
if (item) {
int idx = 0;
QListViewItem *i = m_ListCaptureURLs->firstChild(),
*prev = NULL,
*next = item->nextSibling();
for (; i && i != item; i = i->nextSibling()) {
prev = i;
++idx;
}
if (next) {
m_ListCaptureURLs->setSelected(next, true);
} else if (prev){
m_ListCaptureURLs->setSelected(prev, true);
}
int x = item->text(0).toUInt();
for (i = next; i; i = i->nextSibling(), ++x) {
i->setText(0, QString::number(x));
}
m_ListCaptureURLs->takeItem(item);
delete item;
int n = m_CaptureSoundFormats.size();
m_CaptureSoundFormats.remove(m_CaptureSoundFormats.at(idx));
m_CaptureBufferSizes .remove(m_CaptureBufferSizes.at(idx));
idx = idx < n - 1 ? idx : n - 1;
setStreamOptions( m_CaptureSoundFormats[idx], m_CaptureBufferSizes[idx]);
slotCaptureSelectionChanged();
}
}
void StreamingConfiguration::slotUpCaptureChannel()
{
slotSetDirty();
QListViewItem *prev = NULL;
QListViewItem *i = m_ListCaptureURLs->firstChild();
QListViewItem *item = m_ListCaptureURLs->selectedItem();
int idx = 0;
for (; i && i != item; i = i->nextSibling(), ++idx) {
prev = i;
}
if (prev && item) {
QString s = prev->text(1);
prev->setText(1, item->text(1));
item->setText(1, s);
SoundFormat sf = m_CaptureSoundFormats[idx];
m_CaptureSoundFormats[idx] = m_CaptureSoundFormats[idx-1];
m_CaptureSoundFormats[idx-1] = sf;
size_t size = m_CaptureBufferSizes[idx];
m_CaptureBufferSizes[idx] = m_CaptureBufferSizes[idx-1];
m_CaptureBufferSizes[idx-1] = size;
m_ListCaptureURLs->setSelected(prev, true);
}
m_ListCaptureURLs->ensureItemVisible(prev);
}
void StreamingConfiguration::slotDownCaptureChannel()
{
slotSetDirty();
QListViewItem *item = m_ListCaptureURLs->selectedItem();
QListViewItem *next = item ? item->nextSibling() : NULL;
QListViewItem *i = m_ListCaptureURLs->firstChild();
int idx = 0;
for (; i && i != item; i = i->nextSibling()) {
++idx;
}
if (next && item) {
QString s = next->text(1);
next->setText(1, item->text(1));
item->setText(1, s);
SoundFormat sf = m_CaptureSoundFormats[idx];
m_CaptureSoundFormats[idx] = m_CaptureSoundFormats[idx+1];
m_CaptureSoundFormats[idx+1] = sf;
size_t size = m_CaptureBufferSizes[idx];
m_CaptureBufferSizes[idx] = m_CaptureBufferSizes[idx+1];
m_CaptureBufferSizes[idx+1] = size;
m_ListCaptureURLs->setSelected(next, true);
}
m_ListCaptureURLs->ensureItemVisible(next);
}
void StreamingConfiguration::slotPlaybackSelectionChanged()
{
QListViewItem *item = m_ListPlaybackURLs->selectedItem();
bool up_possible = false;
bool down_possible = false;
if (item) {
int idx = 0;
QListViewItem *i = m_ListPlaybackURLs->firstChild();
for (; i && i != item; i = i->nextSibling()) {
++idx;
}
up_possible = idx > 0;
down_possible = idx < m_ListPlaybackURLs->childCount() - 1;
setStreamOptions(m_PlaybackSoundFormats[idx], m_PlaybackBufferSizes[idx]);
item = m_ListCaptureURLs->selectedItem();
if (item)
m_ListCaptureURLs->setSelected(item, false);
}
QListViewItem *playback_item = m_ListPlaybackURLs->selectedItem();
QListViewItem *capture_item = m_ListCaptureURLs->selectedItem();
bool e = (playback_item || capture_item);
m_cbFormat ->setEnabled(e);
m_cbRate ->setEnabled(e);
m_cbBits ->setEnabled(e);
m_cbSign ->setEnabled(e);
m_cbChannels ->setEnabled(e);
m_cbEndianess ->setEnabled(e);
m_sbBufferSize->setEnabled(e);
m_pbUpPlaybackURL ->setEnabled(up_possible);
m_pbDownPlaybackURL->setEnabled(down_possible);
}
void StreamingConfiguration::slotCaptureSelectionChanged()
{
QListViewItem *item = m_ListCaptureURLs->selectedItem();
bool up_possible = false;
bool down_possible = false;
if (item) {
int idx = 0;
QListViewItem *i = m_ListCaptureURLs->firstChild();
for (; i && i != item; i = i->nextSibling()) {
++idx;
}
up_possible = idx > 0;
down_possible = idx < m_ListCaptureURLs->childCount() - 1;
setStreamOptions(m_CaptureSoundFormats[idx], m_CaptureBufferSizes[idx]);
item = m_ListPlaybackURLs->selectedItem();
if (item)
m_ListPlaybackURLs->setSelected(item, false);
}
QListViewItem *playback_item = m_ListPlaybackURLs->selectedItem();
QListViewItem *capture_item = m_ListCaptureURLs->selectedItem();
bool e = (playback_item || capture_item);
m_cbFormat ->setEnabled(e);
m_cbRate ->setEnabled(e);
m_cbBits ->setEnabled(e);
m_cbSign ->setEnabled(e);
m_cbChannels ->setEnabled(e);
m_cbEndianess ->setEnabled(e);
m_sbBufferSize->setEnabled(e);
m_pbUpCaptureURL ->setEnabled(up_possible);
m_pbDownCaptureURL->setEnabled(down_possible);
}
void StreamingConfiguration::slotSetDirty()
{
m_dirty = true;
}
void StreamingConfiguration::slotUpdateSoundFormat()
{
if (m_ignore_updates)
return;
slotSetDirty();
QListViewItem *playback_item = m_ListPlaybackURLs->selectedItem();
QListViewItem *capture_item = m_ListCaptureURLs->selectedItem();
if (playback_item) {
int idx = 0;
QListViewItem *i = m_ListPlaybackURLs->firstChild();
for (; i && i != playback_item; i = i->nextSibling()) {
++idx;
}
getStreamOptions(m_PlaybackSoundFormats[idx], m_PlaybackBufferSizes[idx]);
}
else if (capture_item) {
int idx = 0;
QListViewItem *i = m_ListCaptureURLs->firstChild();
for (; i && i != capture_item; i = i->nextSibling()) {
++idx;
}
getStreamOptions(m_CaptureSoundFormats[idx], m_CaptureBufferSizes[idx]);
}
}
void StreamingConfiguration::setStreamOptions(const SoundFormat &sf, int BufferSize)
{
m_ignore_updates = true;
int idx_Format = FORMAT_RAW_IDX;
int idx_Rate = RATE_44100_IDX;
int idx_Bits = BITS_16_IDX;
int idx_Sign = SIGN_SIGNED_IDX;
int idx_Channels = CHANNELS_STEREO_IDX;
int idx_Endianess = ENDIAN_LITTLE_IDX;
if (sf.m_Encoding == "raw") {
idx_Format = FORMAT_RAW_IDX;
}
else {
// ...
}
switch(sf.m_SampleRate) {
case 48000 : idx_Rate = RATE_48000_IDX; break;
case 44100 : idx_Rate = RATE_44100_IDX; break;
case 22050 : idx_Rate = RATE_22050_IDX; break;
case 11025 : idx_Rate = RATE_11025_IDX; break;
}
switch(sf.m_SampleBits) {
case 8 : idx_Bits = BITS_8_IDX; break;
case 16 : idx_Bits = BITS_16_IDX; break;
}
switch(sf.m_IsSigned) {
case true : idx_Sign = SIGN_SIGNED_IDX; break;
case false : idx_Sign = SIGN_UNSIGNED_IDX; break;
}
switch(sf.m_Channels) {
case 2: idx_Channels = CHANNELS_STEREO_IDX; break;
case 1: idx_Channels = CHANNELS_MONO_IDX; break;
}
switch(sf.m_Endianess) {
case LITTLE_ENDIAN: idx_Endianess = ENDIAN_LITTLE_IDX; break;
case BIG_ENDIAN: idx_Endianess = ENDIAN_BIG_IDX; break;
}
m_cbFormat ->setCurrentItem(idx_Format);
m_cbRate ->setCurrentItem(idx_Rate);
m_cbBits ->setCurrentItem(idx_Bits);
m_cbSign ->setCurrentItem(idx_Sign);
m_cbChannels ->setCurrentItem(idx_Channels);
m_cbEndianess ->setCurrentItem(idx_Endianess);
m_sbBufferSize->setValue(BufferSize / 1024);
m_ignore_updates = false;
}
void StreamingConfiguration::getStreamOptions(SoundFormat &sf, int &BufferSize) const
{
int idx_Format = m_cbFormat ->currentItem();
int idx_Rate = m_cbRate ->currentItem();
int idx_Bits = m_cbBits ->currentItem();
int idx_Sign = m_cbSign ->currentItem();
int idx_Channels = m_cbChannels ->currentItem();
int idx_Endianess = m_cbEndianess ->currentItem();
BufferSize = m_sbBufferSize->value() * 1024;
if (idx_Format == FORMAT_RAW_IDX) {
sf.m_Encoding = "raw";
}
else {
// ...
}
switch(idx_Rate) {
case RATE_48000_IDX : sf.m_SampleRate = 48000; break;
case RATE_44100_IDX : sf.m_SampleRate = 44100; break;
case RATE_22050_IDX : sf.m_SampleRate = 22050; break;
case RATE_11025_IDX : sf.m_SampleRate = 11025; break;
default : sf.m_SampleRate = 44100; break;
}
switch(idx_Bits) {
case BITS_8_IDX : sf.m_SampleBits = 8; break;
case BITS_16_IDX : sf.m_SampleBits = 16; break;
default : sf.m_SampleBits = 16; break;
}
switch(idx_Sign) {
case SIGN_SIGNED_IDX : sf.m_IsSigned = true; break;
case SIGN_UNSIGNED_IDX : sf.m_IsSigned = false; break;
default : sf.m_IsSigned = true; break;
}
switch(idx_Channels) {
case CHANNELS_STEREO_IDX : sf.m_Channels = 2; break;
case CHANNELS_MONO_IDX : sf.m_Channels = 1; break;
default : sf.m_Channels = 2; break;
}
switch(idx_Endianess) {
case ENDIAN_LITTLE_IDX : sf.m_Endianess = LITTLE_ENDIAN; break;
case ENDIAN_BIG_IDX : sf.m_Endianess = BIG_ENDIAN; break;
default : sf.m_Endianess = BYTE_ORDER; break;
}
}
#include "streaming-configuration.moc"
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