From 9e3a1942a39efedf685c74f49763f917ca404269 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Sun, 28 Feb 2016 09:27:52 -0800
Subject: [PATCH] Add an ALSA backend tab

---
 utils/alsoft-config/mainwindow.cpp |  27 ++++++++++
 utils/alsoft-config/mainwindow.ui  | 107 ++++++++++++++++++++++++++++++++++++-
 2 files changed, 133 insertions(+), 1 deletion(-)

diff --git a/utils/alsoft-config/mainwindow.cpp b/utils/alsoft-config/mainwindow.cpp
index 127350f1..44302e53 100644
--- a/utils/alsoft-config/mainwindow.cpp
+++ b/utils/alsoft-config/mainwindow.cpp
@@ -310,6 +310,11 @@ MainWindow::MainWindow(QWidget *parent) :
     connect(ui->pulseAllowMovesCheckBox, SIGNAL(stateChanged(int)), this, SLOT(enableApplyButton()));
     connect(ui->pulseFixRateCheckBox, SIGNAL(stateChanged(int)), this, SLOT(enableApplyButton()));
 
+    connect(ui->alsaDefaultDeviceLine, SIGNAL(textChanged(QString)), this, SLOT(enableApplyButton()));
+    connect(ui->alsaDefaultCaptureLine, SIGNAL(textChanged(QString)), this, SLOT(enableApplyButton()));
+    connect(ui->alsaResamplerCheckBox, SIGNAL(stateChanged(int)), this, SLOT(enableApplyButton()));
+    connect(ui->alsaMmapCheckBox, SIGNAL(stateChanged(int)), this, SLOT(enableApplyButton()));
+
     ui->backendListWidget->setCurrentRow(0);
     ui->tabWidget->setCurrentIndex(0);
 
@@ -672,6 +677,11 @@ void MainWindow::loadConfig(const QString &fname)
     ui->pulseAllowMovesCheckBox->setChecked(settings.value("pulse/allow-moves", false).toBool());
     ui->pulseFixRateCheckBox->setChecked(settings.value("pulse/fix-rate", false).toBool());
 
+    ui->alsaDefaultDeviceLine->setText(settings.value("alsa/device", QString()).toString());
+    ui->alsaDefaultCaptureLine->setText(settings.value("alsa/capture", QString()).toString());
+    ui->alsaResamplerCheckBox->setChecked(settings.value("alsa/allow-resampler", false).toBool());
+    ui->alsaMmapCheckBox->setChecked(settings.value("alsa/mmap", true).toBool());
+
     ui->applyButton->setEnabled(false);
     ui->closeCancelButton->setText(tr("Close"));
     mNeedsSave = false;
@@ -881,6 +891,23 @@ void MainWindow::saveConfig(const QString &fname) const
         settings.setValue("pulse/fix-rate", "true");
     else
         settings.remove("pulse/fix-rate"/*, "false"*/);
+
+    str = ui->alsaDefaultDeviceLine->text();
+    if(str.isEmpty()) settings.remove("alsa/device");
+    else settings.setValue("alsa/device", str);
+
+    str = ui->alsaDefaultCaptureLine->text();
+    if(str.isEmpty()) settings.remove("alsa/capture");
+    else settings.setValue("alsa/capture", str);
+
+    if(ui->alsaResamplerCheckBox->isChecked())
+        settings.setValue("alsa/allow-resampler", "true");
+    else
+        settings.remove("alsa/allow-resampler");
+    if(ui->alsaMmapCheckBox->isChecked())
+        settings.remove("alsa/mmap");
+    else
+        settings.setValue("alsa/mmap", "false");
 }
 
 
diff --git a/utils/alsoft-config/mainwindow.ui b/utils/alsoft-config/mainwindow.ui
index 888546ce..3c6629f0 100644
--- a/utils/alsoft-config/mainwindow.ui
+++ b/utils/alsoft-config/mainwindow.ui
@@ -734,13 +734,18 @@ application or system to determine if it should be used.</string>
         <string>PulseAudio</string>
        </property>
       </item>
+      <item>
+       <property name="text">
+        <string>ALSA</string>
+       </property>
+      </item>
      </widget>
      <widget class="QStackedWidget" name="backendStackedWidget">
       <property name="geometry">
        <rect>
         <x>110</x>
         <y>10</y>
-        <width>411</width>
+        <width>421</width>
         <height>361</height>
        </rect>
       </property>
@@ -882,6 +887,106 @@ rate to match the PulseAudio device.</string>
         </property>
        </widget>
       </widget>
+      <widget class="QWidget" name="page_3">
+       <widget class="QLabel" name="label_17">
+        <property name="geometry">
+         <rect>
+          <x>10</x>
+          <y>30</y>
+          <width>141</width>
+          <height>21</height>
+         </rect>
+        </property>
+        <property name="text">
+         <string>Default Playback Device:</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+       <widget class="QLineEdit" name="alsaDefaultDeviceLine">
+        <property name="geometry">
+         <rect>
+          <x>160</x>
+          <y>30</y>
+          <width>231</width>
+          <height>21</height>
+         </rect>
+        </property>
+        <property name="placeholderText">
+         <string>default</string>
+        </property>
+       </widget>
+       <widget class="QLabel" name="label_18">
+        <property name="geometry">
+         <rect>
+          <x>10</x>
+          <y>60</y>
+          <width>141</width>
+          <height>21</height>
+         </rect>
+        </property>
+        <property name="text">
+         <string>Default Capture Device:</string>
+        </property>
+        <property name="alignment">
+         <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+        </property>
+       </widget>
+       <widget class="QLineEdit" name="alsaDefaultCaptureLine">
+        <property name="geometry">
+         <rect>
+          <x>160</x>
+          <y>60</y>
+          <width>231</width>
+          <height>21</height>
+         </rect>
+        </property>
+        <property name="placeholderText">
+         <string>default</string>
+        </property>
+       </widget>
+       <widget class="QCheckBox" name="alsaResamplerCheckBox">
+        <property name="geometry">
+         <rect>
+          <x>20</x>
+          <y>100</y>
+          <width>191</width>
+          <height>21</height>
+         </rect>
+        </property>
+        <property name="toolTip">
+         <string>Allow use of ALSA's software resampler. This lets
+the OpenAL device to be set to a different sample
+rate than the backend device, but incurs another
+resample pass on top of OpenAL's resampler.</string>
+        </property>
+        <property name="text">
+         <string>Allow Resampler</string>
+        </property>
+       </widget>
+       <widget class="QCheckBox" name="alsaMmapCheckBox">
+        <property name="geometry">
+         <rect>
+          <x>210</x>
+          <y>100</y>
+          <width>191</width>
+          <height>21</height>
+         </rect>
+        </property>
+        <property name="toolTip">
+         <string>Accesses the audio device buffer through an mmap,
+potentially avoiding an extra sample buffer copy
+during updates.</string>
+        </property>
+        <property name="text">
+         <string>MMap Buffer</string>
+        </property>
+        <property name="checked">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </widget>
      </widget>
     </widget>
     <widget class="QWidget" name="tab_2">
-- 
2.11.4.GIT