alsa plugin: mmap access support

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@431 90c681e8-e032-0410-971d-27865f9a5e38

10 files changed, 226 insertions, 129 deletions

diff --git a/src/plugins/Output/alsa/outputalsa.cpp b/src/plugins/Output/alsa/outputalsa.cpp
index 0f3b62d7e..100d3a7b6 100644
--- a/src/plugins/Output/alsa/outputalsa.cpp
+++ b/src/plugins/Output/alsa/outputalsa.cpp
@@ -29,6 +29,10 @@
 #include <string.h>
 #include <iostream>
 
+#ifdef HAVE_ALLOCA_H
+#include <alloca.h>
+#endif
+
 #include <qmmp/constants.h>
 #include <qmmp/buffer.h>
 #include <qmmp/visual.h>
@@ -41,6 +45,7 @@ OutputALSA::OutputALSA(QObject * parent, bool useVolume)
 {
     QSettings settings(QDir::homePath()+"/.qmmp/qmmprc", QSettings::IniFormat);
     QString dev_name = settings.value("ALSA/device","default").toString();
+    m_use_mmap = settings.value("ALSA/use_mmap", FALSE).toBool();
     pcm_name = strdup(dev_name.toAscii().data());
     stream = SND_PCM_STREAM_PLAYBACK;
     snd_pcm_hw_params_alloca(&hwparams);
@@ -120,12 +125,23 @@ void OutputALSA::configure(long freq, int chan, int prec, int brate)
         uint period_time = settings.value("period_time",100).toUInt()*1000;
         settings.endGroup();
 
-        if (snd_pcm_hw_params_set_access(pcm_handle, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED) < 0)
+        if (m_use_mmap)
         {
-            qWarning("OutputALSA: Error setting access.");
-            return;
+            if (snd_pcm_hw_params_set_access(pcm_handle, hwparams, SND_PCM_ACCESS_MMAP_INTERLEAVED) < 0)
+            {
+                qWarning("OutputALSA: Error setting mmap access.");
+                m_use_mmap = FALSE;
+            }
         }
 
+        if (!m_use_mmap)
+        {
+            if (snd_pcm_hw_params_set_access(pcm_handle, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED) < 0)
+            {
+                qWarning("OutputALSA: Error setting access.");
+                return;
+            }
+        }
 
         if (snd_pcm_hw_params_set_format(pcm_handle, hwparams, SND_PCM_FORMAT_S16_LE) < 0)
         {
@@ -137,6 +153,7 @@ void OutputALSA::configure(long freq, int chan, int prec, int brate)
         exact_rate = rate;// = 11000;
         qDebug("OutputALSA: frequency=%d, channels=%d, bitrate=%d",
                rate, chan, brate);
+
         if (snd_pcm_hw_params_set_rate_near(pcm_handle, hwparams, &exact_rate, 0) < 0)
         {
             qWarning("OutputALSA: Error setting rate.\n");
@@ -285,7 +302,10 @@ void OutputALSA::run()
             l = snd_pcm_bytes_to_frames(pcm_handle, b->nbytes - n);
             while (l>0)
             {
-                m = snd_pcm_writei (pcm_handle, b->data+n, l);
+                if (m_use_mmap)
+                    m = snd_pcm_mmap_writei (pcm_handle, b->data+n, l);
+                else
+                    m = snd_pcm_writei (pcm_handle, b->data+n, l);
 
                 if (m > 0)
                 {
diff --git a/src/plugins/Output/alsa/outputalsa.h b/src/plugins/Output/alsa/outputalsa.h
index d22213012..cbf0cedca 100644
--- a/src/plugins/Output/alsa/outputalsa.h
+++ b/src/plugins/Output/alsa/outputalsa.h
@@ -76,6 +76,7 @@ private:
     snd_mixer_elem_t* getMixerElem(snd_mixer_t *mixer, char *name, int index);
     snd_mixer_t *mixer;
     snd_mixer_elem_t *pcm_element;
+    bool m_use_mmap;
 };
 
 
diff --git a/src/plugins/Output/alsa/settingsdialog.cpp b/src/plugins/Output/alsa/settingsdialog.cpp
index 7c5ddf081..cbb129795 100644
--- a/src/plugins/Output/alsa/settingsdialog.cpp
+++ b/src/plugins/Output/alsa/settingsdialog.cpp
@@ -54,6 +54,8 @@ SettingsDialog::SettingsDialog ( QWidget *parent )
     if (d >= 0)
         ui.mixerDeviceComboBox->setCurrentIndex(d);
 
+    ui.mmapCheckBox->setChecked(settings.value("use_mmap", FALSE).toBool());
+
     settings.endGroup();
 }
 
@@ -191,6 +193,7 @@ void SettingsDialog::writeSettings()
         settings.setValue("mixer_card", card);
     }
     settings.setValue("mixer_device", ui.mixerDeviceComboBox->currentText ());
+    settings.setValue("use_mmap", ui.mmapCheckBox->isChecked());
     settings.endGroup();
     accept();
 }
diff --git a/src/plugins/Output/alsa/settingsdialog.ui b/src/plugins/Output/alsa/settingsdialog.ui
index 2f9a20753..6eda3c05a 100644
--- a/src/plugins/Output/alsa/settingsdialog.ui
+++ b/src/plugins/Output/alsa/settingsdialog.ui
@@ -13,10 +13,22 @@
    <string>ALSA Plugin Settings</string>
   </property>
   <layout class="QGridLayout" >
-   <property name="margin" >
+   <property name="leftMargin" >
     <number>9</number>
    </property>
-   <property name="spacing" >
+   <property name="topMargin" >
+    <number>9</number>
+   </property>
+   <property name="rightMargin" >
+    <number>9</number>
+   </property>
+   <property name="bottomMargin" >
+    <number>9</number>
+   </property>
+   <property name="horizontalSpacing" >
+    <number>6</number>
+   </property>
+   <property name="verticalSpacing" >
     <number>6</number>
    </property>
    <item row="0" column="0" colspan="3" >
@@ -29,12 +41,21 @@
        <string>Device Settings</string>
       </attribute>
       <layout class="QVBoxLayout" >
-       <property name="margin" >
-        <number>9</number>
-       </property>
        <property name="spacing" >
         <number>6</number>
        </property>
+       <property name="leftMargin" >
+        <number>9</number>
+       </property>
+       <property name="topMargin" >
+        <number>9</number>
+       </property>
+       <property name="rightMargin" >
+        <number>9</number>
+       </property>
+       <property name="bottomMargin" >
+        <number>9</number>
+       </property>
        <item>
         <widget class="QGroupBox" name="groupBox" >
          <property name="title" >
@@ -58,10 +79,22 @@
           <string>Mixer</string>
          </property>
          <layout class="QGridLayout" >
-          <property name="margin" >
+          <property name="leftMargin" >
+           <number>9</number>
+          </property>
+          <property name="topMargin" >
+           <number>9</number>
+          </property>
+          <property name="rightMargin" >
+           <number>9</number>
+          </property>
+          <property name="bottomMargin" >
            <number>9</number>
           </property>
-          <property name="spacing" >
+          <property name="horizontalSpacing" >
+           <number>6</number>
+          </property>
+          <property name="verticalSpacing" >
            <number>6</number>
           </property>
           <item row="0" column="1" >
@@ -100,36 +133,49 @@
        <string>Advanced Settings</string>
       </attribute>
       <layout class="QVBoxLayout" >
-       <property name="margin" >
-        <number>9</number>
-       </property>
        <property name="spacing" >
         <number>6</number>
        </property>
+       <property name="leftMargin" >
+        <number>9</number>
+       </property>
+       <property name="topMargin" >
+        <number>9</number>
+       </property>
+       <property name="rightMargin" >
+        <number>9</number>
+       </property>
+       <property name="bottomMargin" >
+        <number>9</number>
+       </property>
        <item>
         <widget class="QGroupBox" name="groupBox_3" >
          <property name="title" >
           <string>Soundcard</string>
          </property>
          <layout class="QGridLayout" >
-          <property name="margin" >
-           <number>9</number>
-          </property>
-          <property name="spacing" >
-           <number>6</number>
-          </property>
-          <item row="2" column="1" >
-           <spacer>
-            <property name="orientation" >
-             <enum>Qt::Vertical</enum>
+          <item row="0" column="0" >
+           <widget class="QLabel" name="label" >
+            <property name="text" >
+             <string>Buffer time (ms):</string>
             </property>
-            <property name="sizeHint" >
-             <size>
-              <width>20</width>
-              <height>111</height>
-             </size>
+            <property name="alignment" >
+             <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
             </property>
-           </spacer>
+           </widget>
+          </item>
+          <item row="0" column="1" >
+           <widget class="QSpinBox" name="bufferSpinBox" >
+            <property name="minimum" >
+             <number>200</number>
+            </property>
+            <property name="maximum" >
+             <number>10000</number>
+            </property>
+            <property name="value" >
+             <number>500</number>
+            </property>
+           </widget>
           </item>
           <item row="0" column="2" >
            <spacer>
@@ -144,61 +190,58 @@
             </property>
            </spacer>
           </item>
+          <item row="1" column="0" >
+           <widget class="QLabel" name="label_2" >
+            <property name="text" >
+             <string>Period time (ms):</string>
+            </property>
+            <property name="alignment" >
+             <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+            </property>
+           </widget>
+          </item>
           <item row="1" column="1" >
            <widget class="QSpinBox" name="periodSpinBox" >
-            <property name="maximum" >
-             <number>5000</number>
-            </property>
             <property name="minimum" >
              <number>20</number>
             </property>
-            <property name="value" >
-             <number>100</number>
-            </property>
-           </widget>
-          </item>
-          <item row="0" column="1" >
-           <widget class="QSpinBox" name="bufferSpinBox" >
             <property name="maximum" >
-             <number>10000</number>
-            </property>
-            <property name="minimum" >
-             <number>200</number>
+             <number>5000</number>
             </property>
             <property name="value" >
-             <number>500</number>
+             <number>100</number>
             </property>
            </widget>
           </item>
-          <item row="0" column="0" >
-           <widget class="QLabel" name="label" >
-            <property name="text" >
-             <string>Buffer time (ms):</string>
+          <item row="1" column="2" >
+           <spacer>
+            <property name="orientation" >
+             <enum>Qt::Horizontal</enum>
             </property>
-            <property name="alignment" >
-             <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+            <property name="sizeHint" >
+             <size>
+              <width>188</width>
+              <height>20</height>
+             </size>
             </property>
-           </widget>
+           </spacer>
           </item>
-          <item row="1" column="0" >
-           <widget class="QLabel" name="label_2" >
+          <item row="2" column="0" colspan="3" >
+           <widget class="QCheckBox" name="mmapCheckBox" >
             <property name="text" >
-             <string>Period time (ms):</string>
-            </property>
-            <property name="alignment" >
-             <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+             <string>Use mmap access</string>
             </property>
            </widget>
           </item>
-          <item row="1" column="2" >
+          <item row="3" column="1" >
            <spacer>
             <property name="orientation" >
-             <enum>Qt::Horizontal</enum>
+             <enum>Qt::Vertical</enum>
             </property>
             <property name="sizeHint" >
              <size>
-              <width>188</width>
-              <height>20</height>
+              <width>60</width>
+              <height>81</height>
              </size>
             </property>
            </spacer>
diff --git a/src/plugins/Output/alsa/translations/alsa_plugin_cs.ts b/src/plugins/Output/alsa/translations/alsa_plugin_cs.ts
index 4e41c7332..b672ca366 100644
--- a/src/plugins/Output/alsa/translations/alsa_plugin_cs.ts
+++ b/src/plugins/Output/alsa/translations/alsa_plugin_cs.ts
@@ -31,59 +31,64 @@
         <translation>Nastavení pluginu ALSA</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="29"/>
+        <location filename="../settingsdialog.ui" line="41"/>
         <source>Device Settings</source>
         <translation>Nastavení zařízení</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="41"/>
+        <location filename="../settingsdialog.ui" line="62"/>
         <source>Audio device</source>
         <translation>Zvukové zařízení</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="58"/>
+        <location filename="../settingsdialog.ui" line="79"/>
         <source>Mixer</source>
         <translation>Mixér</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="73"/>
+        <location filename="../settingsdialog.ui" line="106"/>
         <source>Mixer card:</source>
         <translation>Zvuková karta:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="83"/>
+        <location filename="../settingsdialog.ui" line="116"/>
         <source>Mixer device:</source>
         <translation>Ovládání hlasitosti:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="100"/>
+        <location filename="../settingsdialog.ui" line="133"/>
         <source>Advanced Settings</source>
         <translation>Pokročilá nastavení</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="112"/>
+        <location filename="../settingsdialog.ui" line="154"/>
         <source>Soundcard</source>
         <translation>Zvuková karta</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="176"/>
+        <location filename="../settingsdialog.ui" line="160"/>
         <source>Buffer time (ms):</source>
         <translation>Velikost bufferu (ms):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="186"/>
+        <location filename="../settingsdialog.ui" line="196"/>
         <source>Period time (ms):</source>
         <translation>Délka periody (ms):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="229"/>
+        <location filename="../settingsdialog.ui" line="272"/>
         <source>Cancel</source>
         <translation>Zrušit</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="236"/>
+        <location filename="../settingsdialog.ui" line="279"/>
         <source>OK</source>
         <translation>OK</translation>
     </message>
+    <message>
+        <location filename="../settingsdialog.ui" line="232"/>
+        <source>Use mmap access</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>
diff --git a/src/plugins/Output/alsa/translations/alsa_plugin_de.ts b/src/plugins/Output/alsa/translations/alsa_plugin_de.ts
index 0f3e01d65..29f95cbea 100644
--- a/src/plugins/Output/alsa/translations/alsa_plugin_de.ts
+++ b/src/plugins/Output/alsa/translations/alsa_plugin_de.ts
@@ -31,59 +31,64 @@
         <translation>ALSA Plugin Einstellungen</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="29"/>
+        <location filename="../settingsdialog.ui" line="41"/>
         <source>Device Settings</source>
         <translation>Geräte-Einstellungen</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="41"/>
+        <location filename="../settingsdialog.ui" line="62"/>
         <source>Audio device</source>
         <translation>Audiogerät</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="58"/>
+        <location filename="../settingsdialog.ui" line="79"/>
         <source>Mixer</source>
         <translation>Mixer</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="73"/>
+        <location filename="../settingsdialog.ui" line="106"/>
         <source>Mixer card:</source>
         <translation>Mixerkarte:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="83"/>
+        <location filename="../settingsdialog.ui" line="116"/>
         <source>Mixer device:</source>
         <translation>Mixergerät:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="100"/>
+        <location filename="../settingsdialog.ui" line="133"/>
         <source>Advanced Settings</source>
         <translation>Erweiterte Einstellungen</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="112"/>
+        <location filename="../settingsdialog.ui" line="154"/>
         <source>Soundcard</source>
         <translation>Soundkarte</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="176"/>
+        <location filename="../settingsdialog.ui" line="160"/>
         <source>Buffer time (ms):</source>
         <translation>Pufferzeit (ms):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="186"/>
+        <location filename="../settingsdialog.ui" line="196"/>
         <source>Period time (ms):</source>
         <translation>Zeitraster (ms):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="229"/>
+        <location filename="../settingsdialog.ui" line="272"/>
         <source>Cancel</source>
         <translation>Abbrechen</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="236"/>
+        <location filename="../settingsdialog.ui" line="279"/>
         <source>OK</source>
         <translation>OK</translation>
     </message>
+    <message>
+        <location filename="../settingsdialog.ui" line="232"/>
+        <source>Use mmap access</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>
diff --git a/src/plugins/Output/alsa/translations/alsa_plugin_ru.ts b/src/plugins/Output/alsa/translations/alsa_plugin_ru.ts
index eb6edabe6..b49715a8c 100644
--- a/src/plugins/Output/alsa/translations/alsa_plugin_ru.ts
+++ b/src/plugins/Output/alsa/translations/alsa_plugin_ru.ts
@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE TS><TS version="1.1" language="ru">
+<defaultcodec></defaultcodec>
 <context>
     <name>OutputALSAFactory</name>
     <message>
@@ -26,57 +27,57 @@
 <context>
     <name>SettingsDialog</name>
     <message>
-        <location filename="../settingsdialog.ui" line="29"/>
+        <location filename="../settingsdialog.ui" line="41"/>
         <source>Device Settings</source>
         <translation>Параметры устройства</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="41"/>
+        <location filename="../settingsdialog.ui" line="62"/>
         <source>Audio device</source>
         <translation>Аудио устройство</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="58"/>
+        <location filename="../settingsdialog.ui" line="79"/>
         <source>Mixer</source>
         <translation>Микшер</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="73"/>
+        <location filename="../settingsdialog.ui" line="106"/>
         <source>Mixer card:</source>
         <translation>Карта микшера:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="83"/>
+        <location filename="../settingsdialog.ui" line="116"/>
         <source>Mixer device:</source>
         <translation>Устройство микшера:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="100"/>
+        <location filename="../settingsdialog.ui" line="133"/>
         <source>Advanced Settings</source>
         <translation>Дополнительные настройки</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="112"/>
+        <location filename="../settingsdialog.ui" line="154"/>
         <source>Soundcard</source>
         <translation>Звуковая карта</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="176"/>
+        <location filename="../settingsdialog.ui" line="160"/>
         <source>Buffer time (ms):</source>
         <translation>Время буферизации (мс):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="186"/>
+        <location filename="../settingsdialog.ui" line="196"/>
         <source>Period time (ms):</source>
         <translation>Время периода (мс):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="229"/>
+        <location filename="../settingsdialog.ui" line="272"/>
         <source>Cancel</source>
         <translation>Отмена</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="236"/>
+        <location filename="../settingsdialog.ui" line="279"/>
         <source>OK</source>
         <translation>OK</translation>
     </message>
@@ -85,5 +86,10 @@
         <source>ALSA Plugin Settings</source>
         <translation>Настройки модуля ALSA</translation>
     </message>
+    <message>
+        <location filename="../settingsdialog.ui" line="232"/>
+        <source>Use mmap access</source>
+        <translation>Использовать доступ mmap</translation>
+    </message>
 </context>
 </TS>
diff --git a/src/plugins/Output/alsa/translations/alsa_plugin_uk_UA.ts b/src/plugins/Output/alsa/translations/alsa_plugin_uk_UA.ts
index 7ac8a24cc..3df00d7ba 100644
--- a/src/plugins/Output/alsa/translations/alsa_plugin_uk_UA.ts
+++ b/src/plugins/Output/alsa/translations/alsa_plugin_uk_UA.ts
@@ -1,6 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE TS><TS version="1.1" language="uk">
-<defaultcodec></defaultcodec>
 <context>
     <name>OutputALSAFactory</name>
     <message>
@@ -27,57 +26,57 @@
 <context>
     <name>SettingsDialog</name>
     <message>
-        <location filename="../settingsdialog.ui" line="29"/>
+        <location filename="../settingsdialog.ui" line="41"/>
         <source>Device Settings</source>
         <translation>Параметри пристроїв</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="41"/>
+        <location filename="../settingsdialog.ui" line="62"/>
         <source>Audio device</source>
         <translation>Аудіо пристрій</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="58"/>
+        <location filename="../settingsdialog.ui" line="79"/>
         <source>Mixer</source>
         <translation>Мікшер</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="73"/>
+        <location filename="../settingsdialog.ui" line="106"/>
         <source>Mixer card:</source>
         <translation>Карта мікшера:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="83"/>
+        <location filename="../settingsdialog.ui" line="116"/>
         <source>Mixer device:</source>
         <translation>Пристрій мікшера:</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="100"/>
+        <location filename="../settingsdialog.ui" line="133"/>
         <source>Advanced Settings</source>
         <translation>Додаткові налаштування</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="112"/>
+        <location filename="../settingsdialog.ui" line="154"/>
         <source>Soundcard</source>
         <translation>Звукова карта</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="176"/>
+        <location filename="../settingsdialog.ui" line="160"/>
         <source>Buffer time (ms):</source>
         <translation>Час буферизації (мс):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="186"/>
+        <location filename="../settingsdialog.ui" line="196"/>
         <source>Period time (ms):</source>
         <translation>Час періоду (мс):</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="229"/>
+        <location filename="../settingsdialog.ui" line="272"/>
         <source>Cancel</source>
         <translation>Відміна</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="236"/>
+        <location filename="../settingsdialog.ui" line="279"/>
         <source>OK</source>
         <translation>Застосувати</translation>
     </message>
@@ -86,5 +85,10 @@
         <source>ALSA Plugin Settings</source>
         <translation>Налаштування модуля ALSA</translation>
     </message>
+    <message>
+        <location filename="../settingsdialog.ui" line="232"/>
+        <source>Use mmap access</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>
diff --git a/src/plugins/Output/alsa/translations/alsa_plugin_zh_CN.ts b/src/plugins/Output/alsa/translations/alsa_plugin_zh_CN.ts
index 969691b93..cd129243c 100644
--- a/src/plugins/Output/alsa/translations/alsa_plugin_zh_CN.ts
+++ b/src/plugins/Output/alsa/translations/alsa_plugin_zh_CN.ts
@@ -26,57 +26,57 @@
 <context>
     <name>SettingsDialog</name>
     <message>
-        <location filename="../settingsdialog.ui" line="29"/>
+        <location filename="../settingsdialog.ui" line="41"/>
         <source>Device Settings</source>
         <translation>设备设置</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="41"/>
+        <location filename="../settingsdialog.ui" line="62"/>
         <source>Audio device</source>
         <translation>音频设备</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="58"/>
+        <location filename="../settingsdialog.ui" line="79"/>
         <source>Mixer</source>
         <translation>混频</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="73"/>
+        <location filename="../settingsdialog.ui" line="106"/>
         <source>Mixer card:</source>
         <translation>混频卡：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="83"/>
+        <location filename="../settingsdialog.ui" line="116"/>
         <source>Mixer device:</source>
         <translation>混频设备：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="100"/>
+        <location filename="../settingsdialog.ui" line="133"/>
         <source>Advanced Settings</source>
         <translation>高级设置</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="112"/>
+        <location filename="../settingsdialog.ui" line="154"/>
         <source>Soundcard</source>
         <translation>声卡</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="176"/>
+        <location filename="../settingsdialog.ui" line="160"/>
         <source>Buffer time (ms):</source>
         <translation>缓冲时间(ms)：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="186"/>
+        <location filename="../settingsdialog.ui" line="196"/>
         <source>Period time (ms):</source>
         <translation>周期时间(ms)：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="229"/>
+        <location filename="../settingsdialog.ui" line="272"/>
         <source>Cancel</source>
         <translation>取消</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="236"/>
+        <location filename="../settingsdialog.ui" line="279"/>
         <source>OK</source>
         <translation>确定</translation>
     </message>
@@ -85,5 +85,10 @@
         <source>ALSA Plugin Settings</source>
         <translation>ALSA 插件设置</translation>
     </message>
+    <message>
+        <location filename="../settingsdialog.ui" line="232"/>
+        <source>Use mmap access</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>
diff --git a/src/plugins/Output/alsa/translations/alsa_plugin_zh_TW.ts b/src/plugins/Output/alsa/translations/alsa_plugin_zh_TW.ts
index c04726a4d..bf0499845 100644
--- a/src/plugins/Output/alsa/translations/alsa_plugin_zh_TW.ts
+++ b/src/plugins/Output/alsa/translations/alsa_plugin_zh_TW.ts
@@ -26,57 +26,57 @@
 <context>
     <name>SettingsDialog</name>
     <message>
-        <location filename="../settingsdialog.ui" line="29"/>
+        <location filename="../settingsdialog.ui" line="41"/>
         <source>Device Settings</source>
         <translation>裝置設定</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="41"/>
+        <location filename="../settingsdialog.ui" line="62"/>
         <source>Audio device</source>
         <translation>聲訊裝置</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="58"/>
+        <location filename="../settingsdialog.ui" line="79"/>
         <source>Mixer</source>
         <translation>混頻</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="73"/>
+        <location filename="../settingsdialog.ui" line="106"/>
         <source>Mixer card:</source>
         <translation>混頻卡：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="83"/>
+        <location filename="../settingsdialog.ui" line="116"/>
         <source>Mixer device:</source>
         <translation>混頻裝置：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="100"/>
+        <location filename="../settingsdialog.ui" line="133"/>
         <source>Advanced Settings</source>
         <translation>進階設定</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="112"/>
+        <location filename="../settingsdialog.ui" line="154"/>
         <source>Soundcard</source>
         <translation>音效卡</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="176"/>
+        <location filename="../settingsdialog.ui" line="160"/>
         <source>Buffer time (ms):</source>
         <translation>緩衝時間(ms)：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="186"/>
+        <location filename="../settingsdialog.ui" line="196"/>
         <source>Period time (ms):</source>
         <translation>周期時間(ms)：</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="229"/>
+        <location filename="../settingsdialog.ui" line="272"/>
         <source>Cancel</source>
         <translation>取消</translation>
     </message>
     <message>
-        <location filename="../settingsdialog.ui" line="236"/>
+        <location filename="../settingsdialog.ui" line="279"/>
         <source>OK</source>
         <translation>確定</translation>
     </message>
@@ -85,5 +85,10 @@
         <source>ALSA Plugin Settings</source>
         <translation>ALSA 插件設定</translation>
     </message>
+    <message>
+        <location filename="../settingsdialog.ui" line="232"/>
+        <source>Use mmap access</source>
+        <translation type="unfinished"></translation>
+    </message>
 </context>
 </TS>