diff --git a/configure b/configure
index 94c5873..7babe01 100755
--- a/configure
+++ b/configure
@@ -629,6 +629,8 @@ OSS4INCL
 ALSALIBS
 GSTREAMER_INCL
 GSTREAMER_LIBS
+PULSEINCL
+PULSELIBS
 LIBGETTEXTPO
 ZLIB
 FREETYPEINCL
@@ -804,6 +806,7 @@ with_openssl
 with_oss
 with_png
 with_pthread
+with_pulse
 with_sane
 with_tiff
 with_v4l
@@ -1494,6 +1497,7 @@ Optional Packages:
   --without-oss           do not use the OSS sound support
   --without-png           do not use PNG
   --without-pthread       do not use the pthread library
+  --without-pulse         do not use PulseAudio sound support
   --without-sane          do not use SANE (scanner support)
   --without-tiff          do not use TIFF
   --without-v4l           do not use v4l1 (v4l support)
@@ -2678,6 +2682,12 @@ if test "${with_pthread+set}" = set; then :
 fi
 
 
+# Check whether --with-pulse was given.
+if test "${with_pulse+set}" = set; then :
+  withval=$with_pulse;
+fi
+
+
 # Check whether --with-sane was given.
 if test "${with_sane+set}" = set; then :
   withval=$with_sane;
@@ -10580,6 +10590,87 @@ esac
 fi
 fi
 
+PULSELIBS=""
+
+PULSEINCL=""
+
+if test "x$with_pulse" != "xno";
+then
+    ac_save_CPPFLAGS="$CPPFLAGS"
+    if test "$PKG_CONFIG" != "false";
+    then
+        ac_pulse_libs="`$PKG_CONFIG --libs libpulse 2>/dev/null`"
+        ac_pulse_cflags="`$PKG_CONFIG --cflags-only-I libpulse 2>/dev/null`"
+
+        CPPFLAGS="$CPPFLAGS $ac_pulse_cflags"
+        for ac_header in pulse/pulseaudio.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "pulse/pulseaudio.h" "ac_cv_header_pulse_pulseaudio_h" "$ac_includes_default"
+if test "x$ac_cv_header_pulse_pulseaudio_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_PULSE_PULSEAUDIO_H 1
+_ACEOF
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pa_stream_is_corked in -lpulse" >&5
+$as_echo_n "checking for pa_stream_is_corked in -lpulse... " >&6; }
+if ${ac_cv_lib_pulse_pa_stream_is_corked+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lpulse $ac_pulse_libs $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pa_stream_is_corked ();
+int
+main ()
+{
+return pa_stream_is_corked ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_pulse_pa_stream_is_corked=yes
+else
+  ac_cv_lib_pulse_pa_stream_is_corked=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pulse_pa_stream_is_corked" >&5
+$as_echo "$ac_cv_lib_pulse_pa_stream_is_corked" >&6; }
+if test "x$ac_cv_lib_pulse_pa_stream_is_corked" = xyes; then :
+
+$as_echo "#define HAVE_PULSEAUDIO 1" >>confdefs.h
+
+                 PULSELIBS="$ac_pulse_libs"
+                 PULSEINCL="$ac_pulse_cflags"
+fi
+
+
+fi
+
+done
+
+    fi
+    CPPFLAGS="$ac_save_CPPFLAGS"
+fi
+if test "$ac_cv_lib_pulse_pa_stream_is_corked" != "yes"; then :
+  case "x$with_pulse" in
+  x)   as_fn_append wine_warnings "|libpulse ${notice_platform}development files not found or too old, Pulse won't be supported." ;;
+  xno) ;;
+  *)   as_fn_error $? "libpulse ${notice_platform}development files not found or too old, Pulse won't be supported.
+This is an error since --with-pulse was requested." "$LINENO" 5 ;;
+esac
+fi
+
 if test "x$with_gstreamer" != "xno"
 then
     ac_save_CPPFLAGS="$CPPFLAGS"
@@ -11839,12 +11930,13 @@ fi
 
 test -n "$ALSALIBS" || enable_winealsa_drv=${enable_winealsa_drv:-no}
 test -n "$COREAUDIO" || enable_winecoreaudio_drv=${enable_winecoreaudio_drv:-no}
+test -n "$PULSELIBS" || enable_winepulse_drv=${enable_winepulse_drv:-no}
 test "x$ac_cv_member_oss_sysinfo_numaudioengines" = xyes || enable_wineoss_drv=${enable_wineoss_drv:-no}
 test "$ac_cv_header_linux_joystick_h" = "yes" || enable_winejoystick_drv=${enable_winejoystick_drv:-no}
 
-if test "x$ALSALIBS$COREAUDIO" = "x" -a \
+if test "x$ALSALIBS$COREAUDIO$PULSELIBS" = "x" -a \
         "x$ac_cv_member_oss_sysinfo_numaudioengines" != xyes -a \
-        "x$with_alsa$with_coreaudio$with_oss" != xnonono
+        "x$with_alsa$with_coreaudio$with_oss$with_pulse" != xnononono
 then
     as_fn_append wine_warnings "|No sound system was found. Windows applications will be silent."
 fi
@@ -15358,6 +15450,7 @@ wine_fn_config_dll winemp3.acm enable_winemp3_acm
 wine_fn_config_dll wineoss.drv enable_wineoss_drv
 wine_fn_config_dll wineps.drv enable_wineps_drv install-lib,po
 wine_fn_config_dll wineps16.drv16 enable_win16
+wine_fn_config_dll winepulse.drv enable_winepulse_drv
 wine_fn_config_dll wineqtdecoder enable_wineqtdecoder
 wine_fn_config_dll winequartz.drv enable_winequartz_drv
 wine_fn_config_dll winex11.drv enable_winex11_drv
diff --git a/configure.ac b/configure.ac
index 0b68774..b0f10b4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -75,6 +75,7 @@ AC_ARG_WITH(png,       AS_HELP_STRING([--without-png],[do not use PNG]),
             [if test "x$withval" = "xno"; then ac_cv_header_png_h=no; fi])
 AC_ARG_WITH(pthread,   AS_HELP_STRING([--without-pthread],[do not use the pthread library]),
             [if test "x$withval" = "xno"; then ac_cv_header_pthread_h=no; fi])
+AC_ARG_WITH(pulse,     AC_HELP_STRING([--without-pulse],[do not use PulseAudio sound support]))
 AC_ARG_WITH(sane,      AS_HELP_STRING([--without-sane],[do not use SANE (scanner support)]))
 AC_ARG_WITH(tiff,       AS_HELP_STRING([--without-tiff],[do not use TIFF]),
             [if test "x$withval" = "xno"; then ac_cv_header_tiffio_h=no; fi])
@@ -1447,6 +1448,30 @@ then
           [GetText ${notice_platform}development files not found (or too old), po files can't be rebuilt.])
 fi
 
+dnl **** Check for PulseAudio ****
+AC_SUBST(PULSELIBS,"")
+AC_SUBST(PULSEINCL,"")
+if test "x$with_pulse" != "xno";
+then
+    ac_save_CPPFLAGS="$CPPFLAGS"
+    if test "$PKG_CONFIG" != "false";
+    then
+        ac_pulse_libs="`$PKG_CONFIG --libs libpulse 2>/dev/null`"
+        ac_pulse_cflags="`$PKG_CONFIG --cflags-only-I libpulse 2>/dev/null`"
+
+        CPPFLAGS="$CPPFLAGS $ac_pulse_cflags"
+        AC_CHECK_HEADERS(pulse/pulseaudio.h,
+            [AC_CHECK_LIB(pulse, pa_stream_is_corked,
+                [AC_DEFINE(HAVE_PULSEAUDIO, 1, [Define if you have pulseaudio])
+                 PULSELIBS="$ac_pulse_libs"
+                 PULSEINCL="$ac_pulse_cflags"],,$ac_pulse_libs)
+        ])
+    fi
+    CPPFLAGS="$ac_save_CPPFLAGS"
+fi
+WINE_WARNING_WITH(pulse, [test "$ac_cv_lib_pulse_pa_stream_is_corked" != "yes"],
+        [libpulse ${notice_platform}development files not found or too old, Pulse won't be supported.])
+
 dnl **** Check for gstreamer ****
 if test "x$with_gstreamer" != "xno"
 then
@@ -1653,13 +1678,14 @@ WINE_CHECK_SONAME(odbc,SQLConnect,,[AC_DEFINE_UNQUOTED(SONAME_LIBODBC,["libodbc.
 dnl **** Disable unsupported winmm drivers ****
 test -n "$ALSALIBS" || enable_winealsa_drv=${enable_winealsa_drv:-no}
 test -n "$COREAUDIO" || enable_winecoreaudio_drv=${enable_winecoreaudio_drv:-no}
+test -n "$PULSELIBS" || enable_winepulse_drv=${enable_winepulse_drv:-no}
 test "x$ac_cv_member_oss_sysinfo_numaudioengines" = xyes || enable_wineoss_drv=${enable_wineoss_drv:-no}
 test "$ac_cv_header_linux_joystick_h" = "yes" || enable_winejoystick_drv=${enable_winejoystick_drv:-no}
 
 dnl **** Check for any sound system ****
-if test "x$ALSALIBS$COREAUDIO" = "x" -a \
+if test "x$ALSALIBS$COREAUDIO$PULSELIBS" = "x" -a \
         "x$ac_cv_member_oss_sysinfo_numaudioengines" != xyes -a \
-        "x$with_alsa$with_coreaudio$with_oss" != xnonono
+        "x$with_alsa$with_coreaudio$with_oss$with_pulse" != xnononono
 then
     WINE_WARNING([No sound system was found. Windows applications will be silent.])
 fi
@@ -2870,6 +2896,7 @@ WINE_CONFIG_DLL(winemp3.acm)
 WINE_CONFIG_DLL(wineoss.drv)
 WINE_CONFIG_DLL(wineps.drv,,[install-lib,po])
 WINE_CONFIG_DLL(wineps16.drv16,enable_win16)
+WINE_CONFIG_DLL(winepulse.drv)
 WINE_CONFIG_DLL(wineqtdecoder)
 WINE_CONFIG_DLL(winequartz.drv)
 WINE_CONFIG_DLL(winex11.drv)
diff --git a/dlls/mmdevapi/main.c b/dlls/mmdevapi/main.c
index c0e2ff6..5755ea8 100644
--- a/dlls/mmdevapi/main.c
+++ b/dlls/mmdevapi/main.c
@@ -111,7 +111,7 @@ static BOOL init_driver(void)
 {
     static const WCHAR drv_value[] = {'A','u','d','i','o',0};
 
-    static WCHAR default_list[] = {'a','l','s','a',',','o','s','s',',',
+    static WCHAR default_list[] = {'p','u','l','s','e',',','a','l','s','a',',','o','s','s',',',
         'c','o','r','e','a','u','d','i','o',0};
 
     DriverFuncs driver;
diff --git a/dlls/winepulse.drv/Makefile.in b/dlls/winepulse.drv/Makefile.in
new file mode 100644
index 0000000..0f595f1
--- /dev/null
+++ b/dlls/winepulse.drv/Makefile.in
@@ -0,0 +1,9 @@
+MODULE    = winepulse.drv
+IMPORTS   = dxguid uuid winmm user32 advapi32 ole32
+EXTRALIBS = @PULSELIBS@ @LIBPTHREAD@
+EXTRAINCL = @PULSEINCL@
+
+C_SRCS = \
+	mmdevdrv.c
+
+@MAKE_DLL_RULES@
diff --git a/dlls/winepulse.drv/mmdevdrv.c b/dlls/winepulse.drv/mmdevdrv.c
new file mode 100644
index 0000000..af8a826
--- /dev/null
+++ b/dlls/winepulse.drv/mmdevdrv.c
@@ -0,0 +1,3015 @@
+/*
+ * Copyright 2010-2011 Maarten Lankhorst for CodeWeavers
+ * Copyright 2011 Andrew Eikum for CodeWeavers
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ *
+ * Pulseaudio driver support.. hell froze over
+ */
+
+#define NONAMELESSUNION
+#define COBJMACROS
+#include "config.h"
+#include <poll.h>
+#include <pthread.h>
+
+#include <stdarg.h>
+#include <unistd.h>
+#include <math.h>
+#include <stdio.h>
+
+#include <pulse/pulseaudio.h>
+
+#include "windef.h"
+#include "winbase.h"
+#include "winnls.h"
+#include "winreg.h"
+#include "wine/debug.h"
+#include "wine/unicode.h"
+#include "wine/list.h"
+
+#include "ole2.h"
+#include "dshow.h"
+#include "dsound.h"
+#include "propsys.h"
+
+#include "initguid.h"
+#include "ks.h"
+#include "ksmedia.h"
+#include "mmdeviceapi.h"
+#include "audioclient.h"
+#include "endpointvolume.h"
+#include "audiopolicy.h"
+
+#include "wine/list.h"
+
+#define NULL_PTR_ERR MAKE_HRESULT(SEVERITY_ERROR, FACILITY_WIN32, RPC_X_NULL_REF_POINTER)
+
+WINE_DEFAULT_DEBUG_CHANNEL(pulse);
+
+static const REFERENCE_TIME MinimumPeriod = 30000;
+static const REFERENCE_TIME DefaultPeriod = 100000;
+
+static pa_context *pulse_ctx;
+static pa_mainloop *pulse_ml;
+
+static HANDLE pulse_thread;
+static pthread_mutex_t pulse_lock = PTHREAD_MUTEX_INITIALIZER;
+static pthread_cond_t pulse_cond = PTHREAD_COND_INITIALIZER;
+static struct list g_sessions = LIST_INIT(g_sessions);
+
+/* Mixer format + period times */
+static WAVEFORMATEXTENSIBLE pulse_fmt[2];
+static REFERENCE_TIME pulse_min_period[2], pulse_def_period[2];
+
+static DWORD pulse_stream_volume;
+
+const WCHAR pulse_keyW[] = {'S','o','f','t','w','a','r','e','\\',
+    'W','i','n','e','\\','P','u','l','s','e',0};
+const WCHAR pulse_streamW[] = { 'S','t','r','e','a','m','V','o','l',0 };
+
+BOOL WINAPI DllMain(HINSTANCE dll, DWORD reason, void *reserved)
+{
+    if (reason == DLL_PROCESS_ATTACH) {
+        HKEY key;
+        if (RegOpenKeyW(HKEY_CURRENT_USER, pulse_keyW, &key) == ERROR_SUCCESS) {
+            DWORD size = sizeof(pulse_stream_volume);
+            RegQueryValueExW(key, pulse_streamW, 0, NULL,
+                             (BYTE*)&pulse_stream_volume, &size);
+            RegCloseKey(key);
+        }
+        DisableThreadLibraryCalls(dll);
+    } else if (reason == DLL_PROCESS_DETACH) {
+        if (pulse_ctx) {
+           pa_context_disconnect(pulse_ctx);
+           pa_context_unref(pulse_ctx);
+        }
+        if (pulse_ml)
+            pa_mainloop_quit(pulse_ml, 0);
+        CloseHandle(pulse_thread);
+    }
+    return TRUE;
+}
+
+typedef struct ACImpl ACImpl;
+
+typedef struct _AudioSession {
+    GUID guid;
+    struct list clients;
+
+    IMMDevice *device;
+
+    float master_vol;
+    UINT32 channel_count;
+    float *channel_vols;
+    BOOL mute;
+
+    struct list entry;
+} AudioSession;
+
+typedef struct _AudioSessionWrapper {
+    IAudioSessionControl2 IAudioSessionControl2_iface;
+    IChannelAudioVolume IChannelAudioVolume_iface;
+    ISimpleAudioVolume ISimpleAudioVolume_iface;
+
+    LONG ref;
+
+    ACImpl *client;
+    AudioSession *session;
+} AudioSessionWrapper;
+
+typedef struct _ACPacket {
+    struct list entry;
+    UINT64 qpcpos;
+    BYTE *data;
+    UINT32 discont;
+} ACPacket;
+
+struct ACImpl {
+    IAudioClient IAudioClient_iface;
+    IAudioRenderClient IAudioRenderClient_iface;
+    IAudioCaptureClient IAudioCaptureClient_iface;
+    IAudioClock IAudioClock_iface;
+    IAudioClock2 IAudioClock2_iface;
+    IAudioStreamVolume IAudioStreamVolume_iface;
+    IMMDevice *parent;
+    struct list entry;
+    float vol[PA_CHANNELS_MAX];
+
+    LONG ref;
+    EDataFlow dataflow;
+    DWORD flags;
+    AUDCLNT_SHAREMODE share;
+    HANDLE event;
+
+    UINT32 bufsize_frames, bufsize_bytes, locked, capture_period, pad, started, peek_ofs;
+    void *locked_ptr, *tmp_buffer;
+
+    pa_stream *stream;
+    pa_sample_spec ss;
+    pa_channel_map map;
+
+    INT64 clock_lastpos, clock_written;
+    pa_usec_t clock_pulse;
+
+    AudioSession *session;
+    AudioSessionWrapper *session_wrapper;
+    struct list packet_free_head;
+    struct list packet_filled_head;
+};
+
+static const WCHAR defaultW[] = {'P','u','l','s','e','a','u','d','i','o',0};
+
+static const IAudioClientVtbl AudioClient_Vtbl;
+static const IAudioRenderClientVtbl AudioRenderClient_Vtbl;
+static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl;
+static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl;
+static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl;
+static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl;
+static const IAudioClockVtbl AudioClock_Vtbl;
+static const IAudioClock2Vtbl AudioClock2_Vtbl;
+static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl;
+
+static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client);
+
+static inline ACImpl *impl_from_IAudioClient(IAudioClient *iface)
+{
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClient_iface);
+}
+
+static inline ACImpl *impl_from_IAudioRenderClient(IAudioRenderClient *iface)
+{
+    return CONTAINING_RECORD(iface, ACImpl, IAudioRenderClient_iface);
+}
+
+static inline ACImpl *impl_from_IAudioCaptureClient(IAudioCaptureClient *iface)
+{
+    return CONTAINING_RECORD(iface, ACImpl, IAudioCaptureClient_iface);
+}
+
+static inline AudioSessionWrapper *impl_from_IAudioSessionControl2(IAudioSessionControl2 *iface)
+{
+    return CONTAINING_RECORD(iface, AudioSessionWrapper, IAudioSessionControl2_iface);
+}
+
+static inline AudioSessionWrapper *impl_from_ISimpleAudioVolume(ISimpleAudioVolume *iface)
+{
+    return CONTAINING_RECORD(iface, AudioSessionWrapper, ISimpleAudioVolume_iface);
+}
+
+static inline AudioSessionWrapper *impl_from_IChannelAudioVolume(IChannelAudioVolume *iface)
+{
+    return CONTAINING_RECORD(iface, AudioSessionWrapper, IChannelAudioVolume_iface);
+}
+
+static inline ACImpl *impl_from_IAudioClock(IAudioClock *iface)
+{
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClock_iface);
+}
+
+static inline ACImpl *impl_from_IAudioClock2(IAudioClock2 *iface)
+{
+    return CONTAINING_RECORD(iface, ACImpl, IAudioClock2_iface);
+}
+
+static inline ACImpl *impl_from_IAudioStreamVolume(IAudioStreamVolume *iface)
+{
+    return CONTAINING_RECORD(iface, ACImpl, IAudioStreamVolume_iface);
+}
+
+/* Following pulseaudio design here, mainloop has the lock taken whenever
+ * it is handling something for pulse, and the lock is required whenever
+ * doing any pa_* call that can affect the state in any way
+ *
+ * pa_cond_wait is used when waiting on results, because the mainloop needs
+ * the same lock taken to affect the state
+ *
+ * This is basically the same as the pa_threaded_mainloop implementation,
+ * but that cannot be used because it uses pthread_create directly
+ *
+ * pa_threaded_mainloop_(un)lock -> pthread_mutex_(un)lock
+ * pa_threaded_mainloop_signal -> pthread_cond_signal
+ * pa_threaded_mainloop_wait -> pthread_cond_wait
+ */
+
+static int pulse_poll_func(struct pollfd *ufds, unsigned long nfds, int timeout, void *userdata) {
+    int r;
+    pthread_mutex_unlock(&pulse_lock);
+    r = poll(ufds, nfds, timeout);
+    pthread_mutex_lock(&pulse_lock);
+    return r;
+}
+
+static DWORD CALLBACK pulse_mainloop_thread(void *tmp) {
+    int ret;
+    pulse_ml = pa_mainloop_new();
+    pa_mainloop_set_poll_func(pulse_ml, pulse_poll_func, NULL);
+    pthread_mutex_lock(&pulse_lock);
+    pthread_cond_signal(&pulse_cond);
+    pa_mainloop_run(pulse_ml, &ret);
+    pthread_mutex_unlock(&pulse_lock);
+    pa_mainloop_free(pulse_ml);
+    CloseHandle(pulse_thread);
+    return ret;
+}
+
+static void pulse_contextcallback(pa_context *c, void *userdata);
+static void pulse_stream_state(pa_stream *s, void *user);
+
+static const enum pa_channel_position pulse_pos_from_wfx[] = {
+    PA_CHANNEL_POSITION_FRONT_LEFT,
+    PA_CHANNEL_POSITION_FRONT_RIGHT,
+    PA_CHANNEL_POSITION_FRONT_CENTER,
+    PA_CHANNEL_POSITION_LFE,
+    PA_CHANNEL_POSITION_REAR_LEFT,
+    PA_CHANNEL_POSITION_REAR_RIGHT,
+    PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER,
+    PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER,
+    PA_CHANNEL_POSITION_REAR_CENTER,
+    PA_CHANNEL_POSITION_SIDE_LEFT,
+    PA_CHANNEL_POSITION_SIDE_RIGHT,
+    PA_CHANNEL_POSITION_TOP_CENTER,
+    PA_CHANNEL_POSITION_TOP_FRONT_LEFT,
+    PA_CHANNEL_POSITION_TOP_FRONT_CENTER,
+    PA_CHANNEL_POSITION_TOP_FRONT_RIGHT,
+    PA_CHANNEL_POSITION_TOP_REAR_LEFT,
+    PA_CHANNEL_POSITION_TOP_REAR_CENTER,
+    PA_CHANNEL_POSITION_TOP_REAR_RIGHT
+};
+
+static void pulse_probe_settings(int render, WAVEFORMATEXTENSIBLE *fmt) {
+    WAVEFORMATEX *wfx = &fmt->Format;
+    pa_stream *stream;
+    pa_channel_map map;
+    pa_sample_spec ss;
+    pa_buffer_attr attr;
+    int ret, i;
+    unsigned int length = 0;
+
+    pa_channel_map_init_auto(&map, 2, PA_CHANNEL_MAP_ALSA);
+    ss.rate = 48000;
+    ss.format = PA_SAMPLE_FLOAT32LE;
+    ss.channels = map.channels;
+
+    attr.maxlength = -1;
+    attr.tlength = -1;
+    attr.minreq = attr.fragsize = pa_frame_size(&ss);
+    attr.prebuf = 0;
+
+    stream = pa_stream_new(pulse_ctx, "format test stream", &ss, &map);
+    if (stream)
+        pa_stream_set_state_callback(stream, pulse_stream_state, NULL);
+    if (!stream)
+        ret = -1;
+    else if (render)
+        ret = pa_stream_connect_playback(stream, NULL, &attr,
+        PA_STREAM_START_CORKED|PA_STREAM_FIX_RATE|PA_STREAM_FIX_CHANNELS|PA_STREAM_EARLY_REQUESTS, NULL, NULL);
+    else
+        ret = pa_stream_connect_record(stream, NULL, &attr, PA_STREAM_START_CORKED|PA_STREAM_FIX_RATE|PA_STREAM_FIX_CHANNELS|PA_STREAM_EARLY_REQUESTS);
+    if (ret >= 0) {
+        while (pa_stream_get_state(stream) == PA_STREAM_CREATING)
+            pthread_cond_wait(&pulse_cond, &pulse_lock);
+        if (pa_stream_get_state(stream) == PA_STREAM_READY) {
+            ss = *pa_stream_get_sample_spec(stream);
+            map = *pa_stream_get_channel_map(stream);
+            if (render)
+                length = pa_stream_get_buffer_attr(stream)->minreq;
+            else
+                length = pa_stream_get_buffer_attr(stream)->fragsize;
+            pa_stream_disconnect(stream);
+            while (pa_stream_get_state(stream) == PA_STREAM_READY)
+                pthread_cond_wait(&pulse_cond, &pulse_lock);
+        }
+    }
+    if (stream)
+        pa_stream_unref(stream);
+    if (length)
+        pulse_def_period[!render] = pulse_min_period[!render] = pa_bytes_to_usec(10 * length, &ss);
+    else
+        pulse_min_period[!render] = MinimumPeriod;
+    if (pulse_def_period[!render] <= DefaultPeriod)
+        pulse_def_period[!render] = DefaultPeriod;
+
+    wfx->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
+    wfx->cbSize = sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX);
+    wfx->nChannels = ss.channels;
+    wfx->wBitsPerSample = 8 * pa_sample_size_of_format(ss.format);
+    wfx->nSamplesPerSec = ss.rate;
+    wfx->nBlockAlign = pa_frame_size(&ss);
+    wfx->nAvgBytesPerSec = wfx->nSamplesPerSec * wfx->nBlockAlign;
+    if (ss.format != PA_SAMPLE_S24_32LE)
+        fmt->Samples.wValidBitsPerSample = wfx->wBitsPerSample;
+    else
+        fmt->Samples.wValidBitsPerSample = 24;
+    if (ss.format == PA_SAMPLE_FLOAT32LE)
+        fmt->SubFormat = KSDATAFORMAT_SUBTYPE_IEEE_FLOAT;
+    else
+        fmt->SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
+
+    fmt->dwChannelMask = 0;
+    for (i = 0; i < map.channels; ++i)
+        switch (map.map[i]) {
+            default: FIXME("Unhandled channel %s\n", pa_channel_position_to_string(map.map[i])); break;
+            case PA_CHANNEL_POSITION_FRONT_LEFT: fmt->dwChannelMask |= SPEAKER_FRONT_LEFT; break;
+            case PA_CHANNEL_POSITION_MONO:
+            case PA_CHANNEL_POSITION_FRONT_CENTER: fmt->dwChannelMask |= SPEAKER_FRONT_CENTER; break;
+            case PA_CHANNEL_POSITION_FRONT_RIGHT: fmt->dwChannelMask |= SPEAKER_FRONT_RIGHT; break;
+            case PA_CHANNEL_POSITION_REAR_LEFT: fmt->dwChannelMask |= SPEAKER_BACK_LEFT; break;
+            case PA_CHANNEL_POSITION_REAR_CENTER: fmt->dwChannelMask |= SPEAKER_BACK_CENTER; break;
+            case PA_CHANNEL_POSITION_REAR_RIGHT: fmt->dwChannelMask |= SPEAKER_BACK_RIGHT; break;
+            case PA_CHANNEL_POSITION_LFE: fmt->dwChannelMask |= SPEAKER_LOW_FREQUENCY; break;
+            case PA_CHANNEL_POSITION_SIDE_LEFT: fmt->dwChannelMask |= SPEAKER_SIDE_LEFT; break;
+            case PA_CHANNEL_POSITION_SIDE_RIGHT: fmt->dwChannelMask |= SPEAKER_SIDE_RIGHT; break;
+            case PA_CHANNEL_POSITION_TOP_CENTER: fmt->dwChannelMask |= SPEAKER_TOP_CENTER; break;
+            case PA_CHANNEL_POSITION_TOP_FRONT_LEFT: fmt->dwChannelMask |= SPEAKER_TOP_FRONT_LEFT; break;
+            case PA_CHANNEL_POSITION_TOP_FRONT_CENTER: fmt->dwChannelMask |= SPEAKER_TOP_FRONT_CENTER; break;
+            case PA_CHANNEL_POSITION_TOP_FRONT_RIGHT: fmt->dwChannelMask |= SPEAKER_TOP_FRONT_RIGHT; break;
+            case PA_CHANNEL_POSITION_TOP_REAR_LEFT: fmt->dwChannelMask |= SPEAKER_TOP_BACK_LEFT; break;
+            case PA_CHANNEL_POSITION_TOP_REAR_CENTER: fmt->dwChannelMask |= SPEAKER_TOP_BACK_CENTER; break;
+            case PA_CHANNEL_POSITION_TOP_REAR_RIGHT: fmt->dwChannelMask |= SPEAKER_TOP_BACK_RIGHT; break;
+        }
+}
+
+static HRESULT pulse_connect(void)
+{
+    int len;
+    WCHAR path[PATH_MAX], *name;
+    char *str;
+
+    if (!pulse_thread)
+    {
+        if (!(pulse_thread = CreateThread(NULL, 0, pulse_mainloop_thread, NULL, 0, NULL)))
+        {
+            ERR("Failed to create mainloop thread.");
+            return E_FAIL;
+        }
+        SetThreadPriority(pulse_thread, THREAD_PRIORITY_TIME_CRITICAL);
+        pthread_cond_wait(&pulse_cond, &pulse_lock);
+    }
+
+    if (pulse_ctx && PA_CONTEXT_IS_GOOD(pa_context_get_state(pulse_ctx)))
+        return S_OK;
+    if (pulse_ctx)
+        pa_context_unref(pulse_ctx);
+
+    GetModuleFileNameW(NULL, path, sizeof(path)/sizeof(*path));
+    name = strrchrW(path, '\\');
+    if (!name)
+        name = path;
+    else
+        name++;
+    len = WideCharToMultiByte(CP_UNIXCP, 0, name, -1, NULL, 0, NULL, NULL);
+    str = pa_xmalloc(len);
+    WideCharToMultiByte(CP_UNIXCP, 0, name, -1, str, len, NULL, NULL);
+    TRACE("Name: %s\n", str);
+    pulse_ctx = pa_context_new(pa_mainloop_get_api(pulse_ml), str);
+    pa_xfree(str);
+    if (!pulse_ctx) {
+        ERR("Failed to create context\n");
+        return E_FAIL;
+    }
+
+    pa_context_set_state_callback(pulse_ctx, pulse_contextcallback, NULL);
+
+    TRACE("libpulse protocol version: %u. API Version %u\n", pa_context_get_protocol_version(pulse_ctx), PA_API_VERSION);
+    if (pa_context_connect(pulse_ctx, NULL, 0, NULL) < 0)
+        goto fail;
+
+    /* Wait for connection */
+    while (pthread_cond_wait(&pulse_cond, &pulse_lock)) {
+        pa_context_state_t state = pa_context_get_state(pulse_ctx);
+
+        if (state == PA_CONTEXT_FAILED || state == PA_CONTEXT_TERMINATED)
+            goto fail;
+
+        if (state == PA_CONTEXT_READY)
+            break;
+    }
+
+    TRACE("Connected to server %s with protocol version: %i.\n",
+        pa_context_get_server(pulse_ctx),
+        pa_context_get_server_protocol_version(pulse_ctx));
+    pulse_probe_settings(1, &pulse_fmt[0]);
+    pulse_probe_settings(0, &pulse_fmt[1]);
+    return S_OK;
+
+fail:
+    pa_context_unref(pulse_ctx);
+    pulse_ctx = NULL;
+    return E_FAIL;
+}
+
+static void pulse_contextcallback(pa_context *c, void *userdata) {
+    switch (pa_context_get_state(c)) {
+        default:
+            FIXME("Unhandled state: %i\n", pa_context_get_state(c));
+        case PA_CONTEXT_CONNECTING:
+        case PA_CONTEXT_UNCONNECTED:
+        case PA_CONTEXT_AUTHORIZING:
+        case PA_CONTEXT_SETTING_NAME:
+        case PA_CONTEXT_TERMINATED:
+            TRACE("State change to %i\n", pa_context_get_state(c));
+            return;
+
+        case PA_CONTEXT_READY:
+            TRACE("Ready\n");
+            break;
+
+        case PA_CONTEXT_FAILED:
+            ERR("Context failed: %s\n", pa_strerror(pa_context_errno(c)));
+            break;
+    }
+    pthread_cond_signal(&pulse_cond);
+}
+
+static HRESULT pulse_stream_valid(ACImpl *This) {
+    if (!This->stream)
+        return AUDCLNT_E_NOT_INITIALIZED;
+    if (!This->stream || pa_stream_get_state(This->stream) != PA_STREAM_READY)
+        return AUDCLNT_E_DEVICE_INVALIDATED;
+    return S_OK;
+}
+
+static void dump_attr(const pa_buffer_attr *attr) {
+    TRACE("maxlength: %u\n", attr->maxlength);
+    TRACE("minreq: %u\n", attr->minreq);
+    TRACE("fragsize: %u\n", attr->fragsize);
+    TRACE("tlength: %u\n", attr->tlength);
+    TRACE("prebuf: %u\n", attr->prebuf);
+}
+
+static void pulse_op_cb(pa_stream *s, int success, void *user) {
+    TRACE("Success: %i\n", success);
+    *(int*)user = success;
+    pthread_cond_signal(&pulse_cond);
+}
+
+static void pulse_ctx_op_cb(pa_context *c, int success, void *user) {
+    TRACE("Success: %i\n", success);
+    *(int*)user = success;
+    pthread_cond_signal(&pulse_cond);
+}
+
+static void pulse_attr_update(pa_stream *s, void *user) {
+    const pa_buffer_attr *attr = pa_stream_get_buffer_attr(s);
+    TRACE("New attributes or device moved:\n");
+    dump_attr(attr);
+}
+
+static void pulse_wr_callback(pa_stream *s, size_t bytes, void *userdata)
+{
+    ACImpl *This = userdata;
+    pa_usec_t time;
+    UINT32 oldpad = This->pad;
+
+    if (bytes < This->bufsize_bytes)
+        This->pad = This->bufsize_bytes - bytes;
+    else
+        This->pad = 0;
+
+    assert(oldpad >= This->pad);
+
+    if (0 && This->pad && pa_stream_get_time(This->stream, &time) >= 0)
+        This->clock_pulse = time;
+    else
+        This->clock_pulse = PA_USEC_INVALID;
+
+    This->clock_written += oldpad - This->pad;
+    TRACE("New pad: %u (-%u)\n", This->pad / pa_frame_size(&This->ss), (oldpad - This->pad) / pa_frame_size(&This->ss));
+
+    if (This->event)
+        SetEvent(This->event);
+}
+
+static void pulse_underflow_callback(pa_stream *s, void *userdata)
+{
+    ACImpl *This = userdata;
+    This->clock_pulse = PA_USEC_INVALID;
+    WARN("Underflow\n");
+}
+
+/* Latency is periodically updated even when nothing is played,
+ * because of PA_STREAM_AUTO_TIMING_UPDATE so use it as timer
+ *
+ * Perfect for passing all tests :)
+ */
+static void pulse_latency_callback(pa_stream *s, void *userdata)
+{
+    ACImpl *This = userdata;
+    if (!This->pad && This->event)
+        SetEvent(This->event);
+}
+
+static void pulse_started_callback(pa_stream *s, void *userdata)
+{
+    ACImpl *This = userdata;
+    pa_usec_t time;
+
+    TRACE("(Re)started playing\n");
+    assert(This->clock_pulse == PA_USEC_INVALID);
+    if (0 && pa_stream_get_time(This->stream, &time) >= 0)
+        This->clock_pulse = time;
+    if (This->event)
+        SetEvent(This->event);
+}
+
+static void pulse_rd_loop(ACImpl *This, size_t bytes)
+{
+    while (bytes >= This->capture_period) {
+        ACPacket *p, *next;
+        LARGE_INTEGER stamp, freq;
+        BYTE *dst, *src;
+        UINT32 src_len, copy, rem = This->capture_period;
+        if (!(p = (ACPacket*)list_head(&This->packet_free_head))) {
+            p = (ACPacket*)list_head(&This->packet_filled_head);
+
+            next = (ACPacket*)p->entry.next;
+            next->discont = 1;
+            assert(This->pad == This->bufsize_bytes);
+        } else {
+            assert(This->pad < This->bufsize_bytes);
+            This->pad += This->capture_period;
+            assert(This->pad <= This->bufsize_bytes);
+        }
+        QueryPerformanceCounter(&stamp);
+        QueryPerformanceFrequency(&freq);
+        p->qpcpos = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
+        p->discont = 0;
+        list_remove(&p->entry);
+        list_add_tail(&This->packet_filled_head, &p->entry);
+
+        dst = p->data;
+        while (rem) {
+            pa_stream_peek(This->stream, (const void**)&src, &src_len);
+            assert(src_len && src_len <= bytes);
+            assert(This->peek_ofs < src_len);
+            src += This->peek_ofs;
+            src_len -= This->peek_ofs;
+
+            copy = rem;
+            if (copy > src_len)
+                copy = src_len;
+            memcpy(dst, src, rem);
+            src += copy;
+            src_len -= copy;
+            dst += copy;
+            rem -= copy;
+
+            if (!src_len) {
+                This->peek_ofs = 0;
+                pa_stream_drop(This->stream);
+            } else
+                This->peek_ofs += copy;
+        }
+        bytes -= This->capture_period;
+    }
+}
+
+static void pulse_rd_drop(ACImpl *This, size_t bytes)
+{
+    while (bytes >= This->capture_period) {
+        UINT32 src_len, copy, rem = This->capture_period;
+        while (rem) {
+            const void *src;
+            pa_stream_peek(This->stream, &src, &src_len);
+            assert(src_len && src_len <= bytes);
+            assert(This->peek_ofs < src_len);
+            src_len -= This->peek_ofs;
+
+            copy = rem;
+            if (copy > src_len)
+                copy = src_len;
+
+            src_len -= copy;
+            rem -= copy;
+
+            if (!src_len) {
+                This->peek_ofs = 0;
+                pa_stream_drop(This->stream);
+            } else
+                This->peek_ofs += copy;
+            bytes -= copy;
+        }
+    }
+}
+
+static void pulse_rd_callback(pa_stream *s, size_t bytes, void *userdata)
+{
+    ACImpl *This = userdata;
+
+    TRACE("Readable total: %u, fragsize: %u\n", bytes, pa_stream_get_buffer_attr(s)->fragsize);
+    assert(bytes >= This->peek_ofs);
+    bytes -= This->peek_ofs;
+    if (bytes < This->capture_period)
+        return;
+
+    if (This->started)
+        pulse_rd_loop(This, bytes);
+    else
+        pulse_rd_drop(This, bytes);
+
+    if (This->event)
+        SetEvent(This->event);
+}
+
+static HRESULT pulse_stream_connect(ACImpl *This, UINT32 period_bytes) {
+    int ret;
+    char buffer[64];
+    static LONG number;
+    pa_buffer_attr attr;
+    if (This->stream) {
+        pa_stream_disconnect(This->stream);
+        while (pa_stream_get_state(This->stream) == PA_STREAM_READY)
+            pthread_cond_wait(&pulse_cond, &pulse_lock);
+        pa_stream_unref(This->stream);
+    }
+    ret = InterlockedIncrement(&number);
+    sprintf(buffer, "audio stream #%i", ret);
+    This->stream = pa_stream_new(pulse_ctx, buffer, &This->ss, &This->map);
+    pa_stream_set_state_callback(This->stream, pulse_stream_state, This);
+    pa_stream_set_buffer_attr_callback(This->stream, pulse_attr_update, This);
+    pa_stream_set_moved_callback(This->stream, pulse_attr_update, This);
+
+    /* Pulseaudio will fill in correct values */
+    attr.minreq = attr.fragsize = period_bytes;
+    attr.maxlength = attr.tlength = This->bufsize_bytes;
+    attr.prebuf = pa_frame_size(&This->ss);
+    dump_attr(&attr);
+    if (This->dataflow == eRender)
+        ret = pa_stream_connect_playback(This->stream, NULL, &attr,
+        PA_STREAM_START_CORKED|PA_STREAM_START_UNMUTED|PA_STREAM_AUTO_TIMING_UPDATE|PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_EARLY_REQUESTS, NULL, NULL);
+    else
+        ret = pa_stream_connect_record(This->stream, NULL, &attr,
+        PA_STREAM_START_CORKED|PA_STREAM_START_UNMUTED|PA_STREAM_AUTO_TIMING_UPDATE|PA_STREAM_INTERPOLATE_TIMING|PA_STREAM_EARLY_REQUESTS);
+    if (ret < 0) {
+        WARN("Returns %i\n", ret);
+        return AUDCLNT_E_ENDPOINT_CREATE_FAILED;
+    }
+    while (pa_stream_get_state(This->stream) == PA_STREAM_CREATING)
+        pthread_cond_wait(&pulse_cond, &pulse_lock);
+    if (pa_stream_get_state(This->stream) != PA_STREAM_READY)
+        return AUDCLNT_E_ENDPOINT_CREATE_FAILED;
+
+    if (This->dataflow == eRender) {
+        pa_stream_set_write_callback(This->stream, pulse_wr_callback, This);
+        pa_stream_set_underflow_callback(This->stream, pulse_underflow_callback, This);
+        pa_stream_set_started_callback(This->stream, pulse_started_callback, This);
+    } else
+        pa_stream_set_read_callback(This->stream, pulse_rd_callback, This);
+    return S_OK;
+}
+
+static void pulse_stream_state(pa_stream *s, void *user)
+{
+    pa_stream_state_t state = pa_stream_get_state(s);
+    TRACE("Stream state changed to %i\n", state);
+    pthread_cond_signal(&pulse_cond);
+}
+
+HRESULT WINAPI AUDDRV_GetEndpointIDs(EDataFlow flow, WCHAR ***ids, void ***keys,
+        UINT *num, UINT *def_index)
+{
+    HRESULT hr = S_OK;
+    TRACE("%d %p %p %p\n", flow, ids, num, def_index);
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_connect();
+    pthread_mutex_unlock(&pulse_lock);
+    if (FAILED(hr))
+        return hr;
+    *num = 1;
+    *def_index = 0;
+
+    *ids = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR *));
+    if (!*ids)
+        return E_OUTOFMEMORY;
+
+    (*ids)[0] = HeapAlloc(GetProcessHeap(), 0, sizeof(defaultW));
+    if (!(*ids)[0]) {
+        HeapFree(GetProcessHeap(), 0, *ids);
+        return E_OUTOFMEMORY;
+    }
+
+    lstrcpyW((*ids)[0], defaultW);
+
+    *keys = HeapAlloc(GetProcessHeap(), 0, sizeof(void *));
+    (*keys)[0] = NULL;
+
+    return S_OK;
+}
+
+int WINAPI AUDDRV_GetPriority(void)
+{
+    HRESULT hr;
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_connect();
+    pthread_mutex_unlock(&pulse_lock);
+    return SUCCEEDED(hr) ? 3 : 0;
+}
+
+HRESULT WINAPI AUDDRV_GetAudioEndpoint(void *key, IMMDevice *dev,
+        EDataFlow dataflow, IAudioClient **out)
+{
+    HRESULT hr;
+    ACImpl *This;
+    int i;
+
+    TRACE("%p %p %d %p\n", key, dev, dataflow, out);
+    if (dataflow != eRender && dataflow != eCapture)
+        return E_UNEXPECTED;
+
+    *out = NULL;
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_connect();
+    pthread_mutex_unlock(&pulse_lock);
+    if (FAILED(hr))
+        return hr;
+
+    This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*This));
+    if (!This)
+        return E_OUTOFMEMORY;
+
+    This->IAudioClient_iface.lpVtbl = &AudioClient_Vtbl;
+    This->IAudioRenderClient_iface.lpVtbl = &AudioRenderClient_Vtbl;
+    This->IAudioCaptureClient_iface.lpVtbl = &AudioCaptureClient_Vtbl;
+    This->IAudioClock_iface.lpVtbl = &AudioClock_Vtbl;
+    This->IAudioClock2_iface.lpVtbl = &AudioClock2_Vtbl;
+    This->IAudioStreamVolume_iface.lpVtbl = &AudioStreamVolume_Vtbl;
+    This->dataflow = dataflow;
+    This->parent = dev;
+    This->clock_pulse = PA_USEC_INVALID;
+    for (i = 0; i < PA_CHANNELS_MAX; ++i)
+        This->vol[i] = 1.f;
+    IMMDevice_AddRef(This->parent);
+
+    *out = &This->IAudioClient_iface;
+    IAudioClient_AddRef(&This->IAudioClient_iface);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioClient_QueryInterface(IAudioClient *iface,
+        REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClient))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI AudioClient_AddRef(IAudioClient *iface)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    ULONG ref;
+    ref = InterlockedIncrement(&This->ref);
+    TRACE("(%p) Refcount now %u\n", This, ref);
+    return ref;
+}
+
+static ULONG WINAPI AudioClient_Release(IAudioClient *iface)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    ULONG ref;
+    ref = InterlockedDecrement(&This->ref);
+    TRACE("(%p) Refcount now %u\n", This, ref);
+    if (!ref) {
+        if (This->stream) {
+            pthread_mutex_lock(&pulse_lock);
+            if (PA_STREAM_IS_GOOD(pa_stream_get_state(This->stream))) {
+                pa_stream_disconnect(This->stream);
+                while (PA_STREAM_IS_GOOD(pa_stream_get_state(This->stream)))
+                    pthread_cond_wait(&pulse_cond, &pulse_lock);
+            }
+            pa_stream_unref(This->stream);
+            This->stream = NULL;
+            list_remove(&This->entry);
+            pthread_mutex_unlock(&pulse_lock);
+        }
+        IMMDevice_Release(This->parent);
+        HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
+        HeapFree(GetProcessHeap(), 0, This);
+    }
+    return ref;
+}
+
+static void dump_fmt(const WAVEFORMATEX *fmt)
+{
+    TRACE("wFormatTag: 0x%x (", fmt->wFormatTag);
+    switch(fmt->wFormatTag) {
+    case WAVE_FORMAT_PCM:
+        TRACE("WAVE_FORMAT_PCM");
+        break;
+    case WAVE_FORMAT_IEEE_FLOAT:
+        TRACE("WAVE_FORMAT_IEEE_FLOAT");
+        break;
+    case WAVE_FORMAT_EXTENSIBLE:
+        TRACE("WAVE_FORMAT_EXTENSIBLE");
+        break;
+    default:
+        TRACE("Unknown");
+        break;
+    }
+    TRACE(")\n");
+
+    TRACE("nChannels: %u\n", fmt->nChannels);
+    TRACE("nSamplesPerSec: %u\n", fmt->nSamplesPerSec);
+    TRACE("nAvgBytesPerSec: %u\n", fmt->nAvgBytesPerSec);
+    TRACE("nBlockAlign: %u\n", fmt->nBlockAlign);
+    TRACE("wBitsPerSample: %u\n", fmt->wBitsPerSample);
+    TRACE("cbSize: %u\n", fmt->cbSize);
+
+    if (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE) {
+        WAVEFORMATEXTENSIBLE *fmtex = (void*)fmt;
+        TRACE("dwChannelMask: %08x\n", fmtex->dwChannelMask);
+        TRACE("Samples: %04x\n", fmtex->Samples.wReserved);
+        TRACE("SubFormat: %s\n", wine_dbgstr_guid(&fmtex->SubFormat));
+    }
+}
+
+static WAVEFORMATEX *clone_format(const WAVEFORMATEX *fmt)
+{
+    WAVEFORMATEX *ret;
+    size_t size;
+
+    if (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE)
+        size = sizeof(WAVEFORMATEXTENSIBLE);
+    else
+        size = sizeof(WAVEFORMATEX);
+
+    ret = CoTaskMemAlloc(size);
+    if (!ret)
+        return NULL;
+
+    memcpy(ret, fmt, size);
+
+    ret->cbSize = size - sizeof(WAVEFORMATEX);
+
+    return ret;
+}
+
+static DWORD get_channel_mask(unsigned int channels)
+{
+    switch(channels) {
+    case 0:
+        return 0;
+    case 1:
+        return SPEAKER_FRONT_CENTER;
+    case 2:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT;
+    case 3:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT |
+            SPEAKER_LOW_FREQUENCY;
+    case 4:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT |
+            SPEAKER_BACK_RIGHT;
+    case 5:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT |
+            SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY;
+    case 6:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT |
+            SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY | SPEAKER_FRONT_CENTER;
+    case 7:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT |
+            SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY | SPEAKER_FRONT_CENTER |
+            SPEAKER_BACK_CENTER;
+    case 8:
+        return SPEAKER_FRONT_LEFT | SPEAKER_FRONT_RIGHT | SPEAKER_BACK_LEFT |
+            SPEAKER_BACK_RIGHT | SPEAKER_LOW_FREQUENCY | SPEAKER_FRONT_CENTER |
+            SPEAKER_SIDE_LEFT | SPEAKER_SIDE_RIGHT;
+    }
+    FIXME("Unknown speaker configuration: %u\n", channels);
+    return 0;
+}
+
+
+static void session_init_vols(AudioSession *session, UINT channels)
+{
+    if (session->channel_count < channels) {
+        UINT i;
+
+        if (session->channel_vols)
+            session->channel_vols = HeapReAlloc(GetProcessHeap(), 0,
+                    session->channel_vols, sizeof(float) * channels);
+        else
+            session->channel_vols = HeapAlloc(GetProcessHeap(), 0,
+                    sizeof(float) * channels);
+        if (!session->channel_vols)
+            return;
+
+        for(i = session->channel_count; i < channels; ++i)
+            session->channel_vols[i] = 1.f;
+
+        session->channel_count = channels;
+    }
+}
+
+static AudioSession *create_session(const GUID *guid, IMMDevice *device,
+        UINT num_channels)
+{
+    AudioSession *ret;
+
+    ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioSession));
+    if (!ret)
+        return NULL;
+
+    memcpy(&ret->guid, guid, sizeof(GUID));
+
+    ret->device = device;
+
+    list_init(&ret->clients);
+
+    list_add_head(&g_sessions, &ret->entry);
+
+    session_init_vols(ret, num_channels);
+
+    ret->master_vol = 1.f;
+
+    return ret;
+}
+
+/* if channels == 0, then this will return or create a session with
+ * matching dataflow and GUID. otherwise, channels must also match */
+static HRESULT get_audio_session(const GUID *sessionguid,
+        IMMDevice *device, UINT channels, AudioSession **out)
+{
+    AudioSession *session;
+
+    if (!sessionguid || IsEqualGUID(sessionguid, &GUID_NULL)) {
+        *out = create_session(&GUID_NULL, device, channels);
+        if (!*out)
+            return E_OUTOFMEMORY;
+
+        return S_OK;
+    }
+
+    *out = NULL;
+    LIST_FOR_EACH_ENTRY(session, &g_sessions, AudioSession, entry) {
+        if (session->device == device &&
+            IsEqualGUID(sessionguid, &session->guid)) {
+            session_init_vols(session, channels);
+            *out = session;
+            break;
+        }
+    }
+
+    if (!*out) {
+        *out = create_session(sessionguid, device, channels);
+        if (!*out)
+            return E_OUTOFMEMORY;
+    }
+
+    return S_OK;
+}
+
+static HRESULT pulse_spec_from_waveformat(ACImpl *This, const WAVEFORMATEX *fmt)
+{
+    pa_channel_map_init(&This->map);
+    This->ss.rate = fmt->nSamplesPerSec;
+    This->ss.format = PA_SAMPLE_INVALID;
+    switch(fmt->wFormatTag) {
+    case WAVE_FORMAT_IEEE_FLOAT:
+        if (!fmt->nChannels || fmt->nChannels > 2 || fmt->wBitsPerSample != 32)
+            break;
+        This->ss.format = PA_SAMPLE_FLOAT32LE;
+        pa_channel_map_init_auto(&This->map, fmt->nChannels, PA_CHANNEL_MAP_ALSA);
+        break;
+    case WAVE_FORMAT_PCM:
+        if (!fmt->nChannels || fmt->nChannels > 2)
+            break;
+        if (fmt->wBitsPerSample == 8)
+            This->ss.format = PA_SAMPLE_U8;
+        else if (fmt->wBitsPerSample == 16)
+            This->ss.format = PA_SAMPLE_S16LE;
+        pa_channel_map_init_auto(&This->map, fmt->nChannels, PA_CHANNEL_MAP_ALSA);
+        break;
+    case WAVE_FORMAT_EXTENSIBLE: {
+        WAVEFORMATEXTENSIBLE *wfe = (WAVEFORMATEXTENSIBLE*)fmt;
+        DWORD mask = wfe->dwChannelMask;
+        DWORD i = 0, j;
+        if (fmt->cbSize != (sizeof(*wfe) - sizeof(*fmt)) && fmt->cbSize != sizeof(*wfe))
+            break;
+        if (IsEqualGUID(&wfe->SubFormat, &KSDATAFORMAT_SUBTYPE_IEEE_FLOAT) &&
+            (!wfe->Samples.wValidBitsPerSample || wfe->Samples.wValidBitsPerSample == 32) &&
+            fmt->wBitsPerSample == 32)
+            This->ss.format = PA_SAMPLE_FLOAT32LE;
+        else if (IsEqualGUID(&wfe->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM)) {
+            DWORD valid = wfe->Samples.wValidBitsPerSample;
+            if (!valid)
+                valid = fmt->wBitsPerSample;
+            if (!valid || valid > fmt->wBitsPerSample)
+                break;
+            switch (fmt->wBitsPerSample) {
+                case 8:
+                    if (valid == 8)
+                        This->ss.format = PA_SAMPLE_U8;
+                    break;
+                case 16:
+                    if (valid == 16)
+                        This->ss.format = PA_SAMPLE_S16LE;
+                    break;
+                case 24:
+                    if (valid == 24)
+                        This->ss.format = PA_SAMPLE_S24LE;
+                    break;
+                case 32:
+                    if (valid == 24)
+                        This->ss.format = PA_SAMPLE_S24_32LE;
+                    else if (valid == 32)
+                        This->ss.format = PA_SAMPLE_S32LE;
+                default:
+                    break;
+            }
+        }
+        This->map.channels = fmt->nChannels;
+        if (!mask)
+            mask = get_channel_mask(fmt->nChannels);
+        for (j = 0; j < sizeof(pulse_pos_from_wfx)/sizeof(*pulse_pos_from_wfx) && i < fmt->nChannels; ++j) {
+            if (mask & (1 << j))
+                This->map.map[i++] = pulse_pos_from_wfx[j];
+        }
+
+        /* Special case for mono since pulse appears to map it differently */
+        if (mask == SPEAKER_FRONT_CENTER)
+            This->map.map[0] = PA_CHANNEL_POSITION_MONO;
+
+        if ((mask & SPEAKER_ALL) && i < fmt->nChannels) {
+            This->map.map[i++] = PA_CHANNEL_POSITION_MONO;
+            FIXME("Is the 'all' channel mapped correctly?\n");
+        }
+
+        if (i < fmt->nChannels || (mask & SPEAKER_RESERVED)) {
+            This->map.channels = 0;
+            ERR("Invalid channel mask: %i/%i and %x\n", i, fmt->nChannels, mask);
+            break;
+        }
+        break;
+        }
+        default: FIXME("Unhandled tag %x\n", fmt->wFormatTag);
+    }
+    This->ss.channels = This->map.channels;
+    if (!pa_channel_map_valid(&This->map) || This->ss.format == PA_SAMPLE_INVALID) {
+        ERR("Invalid format! Channel spec valid: %i, format: %i\n", pa_channel_map_valid(&This->map), This->ss.format);
+        dump_fmt(fmt);
+        return AUDCLNT_E_UNSUPPORTED_FORMAT;
+    }
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioClient_Initialize(IAudioClient *iface,
+        AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
+        REFERENCE_TIME period, const WAVEFORMATEX *fmt,
+        const GUID *sessionguid)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr = S_OK;
+    UINT period_bytes;
+
+    TRACE("(%p)->(%x, %x, %s, %s, %p, %s)\n", This, mode, flags,
+          wine_dbgstr_longlong(duration), wine_dbgstr_longlong(period), fmt, debugstr_guid(sessionguid));
+
+    if (!fmt)
+        return E_POINTER;
+
+    if (mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
+        return AUDCLNT_E_NOT_INITIALIZED;
+    if (mode == AUDCLNT_SHAREMODE_EXCLUSIVE)
+        return AUDCLNT_E_EXCLUSIVE_MODE_NOT_ALLOWED;
+
+    if (flags & ~(AUDCLNT_STREAMFLAGS_CROSSPROCESS |
+                AUDCLNT_STREAMFLAGS_LOOPBACK |
+                AUDCLNT_STREAMFLAGS_EVENTCALLBACK |
+                AUDCLNT_STREAMFLAGS_NOPERSIST |
+                AUDCLNT_STREAMFLAGS_RATEADJUST |
+                AUDCLNT_SESSIONFLAGS_EXPIREWHENUNOWNED |
+                AUDCLNT_SESSIONFLAGS_DISPLAY_HIDE |
+                AUDCLNT_SESSIONFLAGS_DISPLAY_HIDEWHENEXPIRED)) {
+        TRACE("Unknown flags: %08x\n", flags);
+        return E_INVALIDARG;
+    }
+
+    pthread_mutex_lock(&pulse_lock);
+    if (This->stream) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_ALREADY_INITIALIZED;
+    }
+
+    hr = pulse_spec_from_waveformat(This, fmt);
+    if (FAILED(hr))
+        goto exit;
+
+    if (mode == AUDCLNT_SHAREMODE_SHARED) {
+        period = pulse_def_period[This->dataflow == eCapture];
+        if (duration < 2 * period)
+            duration = 2 * period;
+    }
+    period_bytes = pa_frame_size(&This->ss) * MulDiv(period, This->ss.rate, 10000000);
+
+    if (duration < 20000000)
+        This->bufsize_frames = ceil((duration / 10000000.) * fmt->nSamplesPerSec);
+    else
+        This->bufsize_frames = 2 * fmt->nSamplesPerSec;
+    This->bufsize_bytes = This->bufsize_frames * pa_frame_size(&This->ss);
+
+    This->share = mode;
+    This->flags = flags;
+    hr = pulse_stream_connect(This, period_bytes);
+    if (SUCCEEDED(hr)) {
+        UINT32 unalign;
+        const pa_buffer_attr *attr = pa_stream_get_buffer_attr(This->stream);
+        /* Update frames according to new size */
+        dump_attr(attr);
+        if (This->dataflow == eRender)
+            This->bufsize_bytes = attr->tlength;
+        else {
+            This->capture_period = period_bytes = attr->fragsize;
+            if ((unalign = This->bufsize_bytes % period_bytes))
+                This->bufsize_bytes += period_bytes - unalign;
+        }
+        This->bufsize_frames = This->bufsize_bytes / pa_frame_size(&This->ss);
+    }
+    if (SUCCEEDED(hr)) {
+        UINT32 i, capture_packets = This->capture_period ? This->bufsize_bytes / This->capture_period : 0;
+        This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0, This->bufsize_bytes + capture_packets * sizeof(ACPacket));
+        if (!This->tmp_buffer)
+            hr = E_OUTOFMEMORY;
+        else {
+            ACPacket *cur_packet = (ACPacket*)((char*)This->tmp_buffer + This->bufsize_bytes);
+            BYTE *data = This->tmp_buffer;
+            memset(This->tmp_buffer, This->ss.format == PA_SAMPLE_U8 ? 0x80 : 0, This->bufsize_bytes);
+            list_init(&This->packet_free_head);
+            list_init(&This->packet_filled_head);
+            for (i = 0; i < capture_packets; ++i, ++cur_packet) {
+                list_add_tail(&This->packet_free_head, &cur_packet->entry);
+                cur_packet->data = data;
+                data += This->capture_period;
+            }
+            assert(!This->capture_period || This->bufsize_bytes == This->capture_period * capture_packets);
+            assert(!capture_packets || data - This->bufsize_bytes == This->tmp_buffer);
+        }
+    }
+    if (SUCCEEDED(hr))
+        hr = get_audio_session(sessionguid, This->parent, fmt->nChannels, &This->session);
+    if (SUCCEEDED(hr))
+        list_add_tail(&This->session->clients, &This->entry);
+
+exit:
+    if (FAILED(hr)) {
+        HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
+        This->tmp_buffer = NULL;
+        if (This->stream) {
+            pa_stream_disconnect(This->stream);
+            pa_stream_unref(This->stream);
+            This->stream = NULL;
+        }
+    }
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_GetBufferSize(IAudioClient *iface,
+        UINT32 *out)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr;
+
+    TRACE("(%p)->(%p)\n", This, out);
+
+    if (!out)
+        return E_POINTER;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (SUCCEEDED(hr))
+        *out = This->bufsize_frames;
+    pthread_mutex_unlock(&pulse_lock);
+
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_GetStreamLatency(IAudioClient *iface,
+        REFERENCE_TIME *latency)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    const pa_buffer_attr *attr;
+    REFERENCE_TIME lat;
+    HRESULT hr;
+
+    TRACE("(%p)->(%p)\n", This, latency);
+
+    if (!latency)
+        return E_POINTER;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+    attr = pa_stream_get_buffer_attr(This->stream);
+    if (This->dataflow == eRender)
+        lat = attr->minreq / pa_frame_size(&This->ss);
+    else
+        lat = attr->fragsize / pa_frame_size(&This->ss);
+    *latency = 10000000;
+    *latency *= lat;
+    *latency /= This->ss.rate;
+    pthread_mutex_unlock(&pulse_lock);
+    TRACE("Latency: %u ms\n", (DWORD)(*latency / 10000));
+    return S_OK;
+}
+
+static void ACImpl_GetRenderPad(ACImpl *This, UINT32 *out)
+{
+    *out = This->pad / pa_frame_size(&This->ss);
+}
+
+static void ACImpl_GetCapturePad(ACImpl *This, UINT32 *out)
+{
+    ACPacket *packet = This->locked_ptr;
+    if (!packet && !list_empty(&This->packet_filled_head)) {
+        packet = (ACPacket*)list_head(&This->packet_filled_head);
+        This->locked_ptr = packet;
+        list_remove(&packet->entry);
+    }
+    if (out)
+        *out = This->pad / pa_frame_size(&This->ss);
+}
+
+static HRESULT WINAPI AudioClient_GetCurrentPadding(IAudioClient *iface,
+        UINT32 *out)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr;
+
+    TRACE("(%p)->(%p)\n", This, out);
+
+    if (!out)
+        return E_POINTER;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+
+    if (This->dataflow == eRender)
+        ACImpl_GetRenderPad(This, out);
+    else
+        ACImpl_GetCapturePad(This, out);
+    pthread_mutex_unlock(&pulse_lock);
+
+    TRACE("%p Pad: %u ms (%u)\n", This, MulDiv(*out, 1000, This->ss.rate), *out);
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioClient_IsFormatSupported(IAudioClient *iface,
+        AUDCLNT_SHAREMODE mode, const WAVEFORMATEX *fmt,
+        WAVEFORMATEX **out)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr = S_OK;
+    WAVEFORMATEX *closest = NULL;
+
+    TRACE("(%p)->(%x, %p, %p)\n", This, mode, fmt, out);
+
+    if (!fmt || (mode == AUDCLNT_SHAREMODE_SHARED && !out))
+        return E_POINTER;
+
+    if (out)
+        *out = NULL;
+    if (mode != AUDCLNT_SHAREMODE_SHARED && mode != AUDCLNT_SHAREMODE_EXCLUSIVE)
+        return E_INVALIDARG;
+    if (mode == AUDCLNT_SHAREMODE_EXCLUSIVE)
+        return This->dataflow == eCapture ? AUDCLNT_E_UNSUPPORTED_FORMAT : AUDCLNT_E_EXCLUSIVE_MODE_NOT_ALLOWED;
+    if (fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
+        fmt->cbSize < sizeof(WAVEFORMATEXTENSIBLE) - sizeof(WAVEFORMATEX))
+        return E_INVALIDARG;
+
+    dump_fmt(fmt);
+
+    closest = clone_format(fmt);
+    if (!closest)
+        hr = E_OUTOFMEMORY;
+
+    if (hr == S_OK || !out) {
+        CoTaskMemFree(closest);
+        if (out)
+            *out = NULL;
+    } else if (closest) {
+        closest->nBlockAlign =
+            closest->nChannels * closest->wBitsPerSample / 8;
+        closest->nAvgBytesPerSec =
+            closest->nBlockAlign * closest->nSamplesPerSec;
+        *out = closest;
+    }
+
+    TRACE("returning: %08x %p\n", hr, out ? *out : NULL);
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_GetMixFormat(IAudioClient *iface,
+        WAVEFORMATEX **pwfx)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    WAVEFORMATEXTENSIBLE *fmt = &pulse_fmt[This->dataflow == eCapture];
+
+    TRACE("(%p)->(%p)\n", This, pwfx);
+
+    if (!pwfx)
+        return E_POINTER;
+
+    *pwfx = clone_format(&fmt->Format);
+    if (!*pwfx)
+        return E_OUTOFMEMORY;
+    dump_fmt(*pwfx);
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioClient_GetDevicePeriod(IAudioClient *iface,
+        REFERENCE_TIME *defperiod, REFERENCE_TIME *minperiod)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+
+    TRACE("(%p)->(%p, %p)\n", This, defperiod, minperiod);
+
+    if (!defperiod && !minperiod)
+        return E_POINTER;
+
+    if (defperiod)
+        *defperiod = pulse_def_period[This->dataflow == eCapture];
+    if (minperiod)
+        *minperiod = pulse_min_period[This->dataflow == eCapture];
+
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioClient_Start(IAudioClient *iface)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr = S_OK;
+    int success;
+    pa_operation *o;
+
+    TRACE("(%p)\n", This);
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+
+    if ((This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK) && !This->event) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_EVENTHANDLE_NOT_SET;
+    }
+
+    if (This->started) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_NOT_STOPPED;
+    }
+    This->clock_pulse = PA_USEC_INVALID;
+
+    if (pa_stream_is_corked(This->stream)) {
+        o = pa_stream_cork(This->stream, 0, pulse_op_cb, &success);
+        if (o) {
+            while(pa_operation_get_state(o) == PA_OPERATION_RUNNING)
+                pthread_cond_wait(&pulse_cond, &pulse_lock);
+            pa_operation_unref(o);
+        } else
+            success = 0;
+        if (!success)
+            hr = E_FAIL;
+    }
+    if (SUCCEEDED(hr)) {
+        This->started = TRUE;
+        if (This->dataflow == eRender && This->event)
+            pa_stream_set_latency_update_callback(This->stream, pulse_latency_callback, This);
+    }
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_Stop(IAudioClient *iface)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr = S_OK;
+    pa_operation *o;
+    int success;
+
+    TRACE("(%p)\n", This);
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+
+    if (!This->started) {
+        pthread_mutex_unlock(&pulse_lock);
+        return S_FALSE;
+    }
+
+    if (This->dataflow == eRender) {
+        o = pa_stream_cork(This->stream, 1, pulse_op_cb, &success);
+        if (o) {
+            while(pa_operation_get_state(o) == PA_OPERATION_RUNNING)
+                pthread_cond_wait(&pulse_cond, &pulse_lock);
+            pa_operation_unref(o);
+        } else
+            success = 0;
+        if (!success)
+            hr = E_FAIL;
+    }
+    if (SUCCEEDED(hr)) {
+        This->started = FALSE;
+        This->clock_pulse = PA_USEC_INVALID;
+    }
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_Reset(IAudioClient *iface)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr = S_OK;
+
+    TRACE("(%p)\n", This);
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+
+    if (This->started) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_NOT_STOPPED;
+    }
+
+    if (This->locked) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_BUFFER_OPERATION_PENDING;
+    }
+
+    if (This->dataflow == eRender) {
+        /* If there is still data in the render buffer it needs to be removed from the server */
+        int success = 0;
+        if (This->pad) {
+            pa_operation *o = pa_stream_flush(This->stream, pulse_op_cb, &success);
+            if (o) {
+                while(pa_operation_get_state(o) == PA_OPERATION_RUNNING)
+                    pthread_cond_wait(&pulse_cond, &pulse_lock);
+                pa_operation_unref(o);
+            }
+        }
+        if (success || !This->pad)
+            This->clock_lastpos = This->clock_written = This->pad = 0;
+    } else {
+        ACPacket *p;
+        This->clock_written += This->pad;
+        This->pad = 0;
+
+        if ((p = This->locked_ptr)) {
+            This->locked_ptr = NULL;
+            list_add_tail(&This->packet_free_head, &p->entry);
+        }
+        list_move_tail(&This->packet_free_head, &This->packet_filled_head);
+    }
+    pthread_mutex_unlock(&pulse_lock);
+
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_SetEventHandle(IAudioClient *iface,
+        HANDLE event)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr;
+
+    TRACE("(%p)->(%p)\n", This, event);
+
+    if (!event)
+        return E_INVALIDARG;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+
+    if (!(This->flags & AUDCLNT_STREAMFLAGS_EVENTCALLBACK))
+        hr = AUDCLNT_E_EVENTHANDLE_NOT_EXPECTED;
+    else if (This->event)
+        hr = HRESULT_FROM_WIN32(ERROR_INVALID_NAME);
+    else
+        This->event = event;
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioClient_GetService(IAudioClient *iface, REFIID riid,
+        void **ppv)
+{
+    ACImpl *This = impl_from_IAudioClient(iface);
+    HRESULT hr;
+
+    TRACE("(%p)->(%s, %p)\n", This, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    pthread_mutex_unlock(&pulse_lock);
+    if (FAILED(hr))
+        return hr;
+
+    if (IsEqualIID(riid, &IID_IAudioRenderClient)) {
+        if (This->dataflow != eRender)
+            return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
+        *ppv = &This->IAudioRenderClient_iface;
+    } else if (IsEqualIID(riid, &IID_IAudioCaptureClient)) {
+        if (This->dataflow != eCapture)
+            return AUDCLNT_E_WRONG_ENDPOINT_TYPE;
+        *ppv = &This->IAudioCaptureClient_iface;
+    } else if (IsEqualIID(riid, &IID_IAudioClock)) {
+        *ppv = &This->IAudioClock_iface;
+    } else if (IsEqualIID(riid, &IID_IAudioStreamVolume)) {
+        *ppv = &This->IAudioStreamVolume_iface;
+    } else {
+        if (!This->session_wrapper) {
+            This->session_wrapper = AudioSessionWrapper_Create(This);
+            if (!This->session_wrapper)
+                return E_OUTOFMEMORY;
+        }
+        if (IsEqualIID(riid, &IID_IAudioSessionControl))
+            *ppv = &This->session_wrapper->IAudioSessionControl2_iface;
+        else if (IsEqualIID(riid, &IID_IChannelAudioVolume))
+            *ppv = &This->session_wrapper->IChannelAudioVolume_iface;
+        else if (IsEqualIID(riid, &IID_ISimpleAudioVolume))
+            *ppv = &This->session_wrapper->ISimpleAudioVolume_iface;
+    }
+
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    FIXME("stub %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static const IAudioClientVtbl AudioClient_Vtbl =
+{
+    AudioClient_QueryInterface,
+    AudioClient_AddRef,
+    AudioClient_Release,
+    AudioClient_Initialize,
+    AudioClient_GetBufferSize,
+    AudioClient_GetStreamLatency,
+    AudioClient_GetCurrentPadding,
+    AudioClient_IsFormatSupported,
+    AudioClient_GetMixFormat,
+    AudioClient_GetDevicePeriod,
+    AudioClient_Start,
+    AudioClient_Stop,
+    AudioClient_Reset,
+    AudioClient_SetEventHandle,
+    AudioClient_GetService
+};
+
+static HRESULT WINAPI AudioRenderClient_QueryInterface(
+        IAudioRenderClient *iface, REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_IAudioRenderClient))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI AudioRenderClient_AddRef(IAudioRenderClient *iface)
+{
+    ACImpl *This = impl_from_IAudioRenderClient(iface);
+    return AudioClient_AddRef(&This->IAudioClient_iface);
+}
+
+static ULONG WINAPI AudioRenderClient_Release(IAudioRenderClient *iface)
+{
+    ACImpl *This = impl_from_IAudioRenderClient(iface);
+    return AudioClient_Release(&This->IAudioClient_iface);
+}
+
+static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
+        UINT32 frames, BYTE **data)
+{
+    ACImpl *This = impl_from_IAudioRenderClient(iface);
+    UINT32 avail, pad, req, bytes = frames * pa_frame_size(&This->ss);
+    HRESULT hr = S_OK;
+    int ret = -1;
+
+    TRACE("(%p)->(%u, %p)\n", This, frames, data);
+
+    if (!data)
+        return E_POINTER;
+    *data = NULL;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr) || This->locked) {
+        pthread_mutex_unlock(&pulse_lock);
+        return FAILED(hr) ? hr : AUDCLNT_E_OUT_OF_ORDER;
+    }
+    if (!frames) {
+        pthread_mutex_unlock(&pulse_lock);
+        return S_OK;
+    }
+
+    ACImpl_GetRenderPad(This, &pad);
+    avail = This->bufsize_frames - pad;
+    if (avail < frames || bytes > This->bufsize_bytes) {
+        pthread_mutex_unlock(&pulse_lock);
+        WARN("Wanted to write %u, but only %u available\n", frames, avail);
+        return AUDCLNT_E_BUFFER_TOO_LARGE;
+    }
+
+    This->locked = frames;
+    req = bytes;
+    ret = pa_stream_begin_write(This->stream, &This->locked_ptr, &req);
+    if (ret < 0 || req < bytes) {
+        FIXME("%p Not using pulse locked data: %i %u/%u %u/%u\n", This, ret, req/pa_frame_size(&This->ss), frames, pad, This->bufsize_frames);
+        if (ret >= 0)
+            pa_stream_cancel_write(This->stream);
+        *data = This->tmp_buffer;
+        This->locked_ptr = NULL;
+    } else
+        *data = This->locked_ptr;
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
+        IAudioRenderClient *iface, UINT32 written_frames, DWORD flags)
+{
+    ACImpl *This = impl_from_IAudioRenderClient(iface);
+    UINT32 written_bytes = written_frames * pa_frame_size(&This->ss);
+
+    TRACE("(%p)->(%u, %x)\n", This, written_frames, flags);
+
+    pthread_mutex_lock(&pulse_lock);
+    if (!This->locked || !written_frames) {
+        if (This->locked_ptr)
+            pa_stream_cancel_write(This->stream);
+        This->locked = 0;
+        This->locked_ptr = NULL;
+        pthread_mutex_unlock(&pulse_lock);
+        return written_frames ? AUDCLNT_E_OUT_OF_ORDER : S_OK;
+    }
+
+    if (This->locked < written_frames) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_INVALID_SIZE;
+    }
+
+    if (flags & AUDCLNT_BUFFERFLAGS_SILENT) {
+        if (This->ss.format == PA_SAMPLE_U8)
+            memset(This->tmp_buffer, 128, written_bytes);
+        else
+            memset(This->tmp_buffer, 0, written_bytes);
+    }
+
+    This->locked = 0;
+    if (This->locked_ptr)
+        pa_stream_write(This->stream, This->locked_ptr, written_bytes, NULL, 0, PA_SEEK_RELATIVE);
+    else
+        pa_stream_write(This->stream, This->tmp_buffer, written_bytes, NULL, 0, PA_SEEK_RELATIVE);
+    This->pad += written_bytes;
+    This->locked_ptr = NULL;
+    TRACE("Released %u, pad %u\n", written_frames, This->pad / pa_frame_size(&This->ss));
+    assert(This->pad <= This->bufsize_bytes);
+    pthread_mutex_unlock(&pulse_lock);
+    return S_OK;
+}
+
+static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = {
+    AudioRenderClient_QueryInterface,
+    AudioRenderClient_AddRef,
+    AudioRenderClient_Release,
+    AudioRenderClient_GetBuffer,
+    AudioRenderClient_ReleaseBuffer
+};
+
+static HRESULT WINAPI AudioCaptureClient_QueryInterface(
+        IAudioCaptureClient *iface, REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_IAudioCaptureClient))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI AudioCaptureClient_AddRef(IAudioCaptureClient *iface)
+{
+    ACImpl *This = impl_from_IAudioCaptureClient(iface);
+    return IAudioClient_AddRef(&This->IAudioClient_iface);
+}
+
+static ULONG WINAPI AudioCaptureClient_Release(IAudioCaptureClient *iface)
+{
+    ACImpl *This = impl_from_IAudioCaptureClient(iface);
+    return IAudioClient_Release(&This->IAudioClient_iface);
+}
+
+static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
+        BYTE **data, UINT32 *frames, DWORD *flags, UINT64 *devpos,
+        UINT64 *qpcpos)
+{
+    ACImpl *This = impl_from_IAudioCaptureClient(iface);
+    HRESULT hr;
+    ACPacket *packet;
+
+    TRACE("(%p)->(%p, %p, %p, %p, %p)\n", This, data, frames, flags,
+            devpos, qpcpos);
+
+    if (!data || !frames || !flags)
+        return E_POINTER;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr) || This->locked) {
+        pthread_mutex_unlock(&pulse_lock);
+        return FAILED(hr) ? hr : AUDCLNT_E_OUT_OF_ORDER;
+    }
+
+    ACImpl_GetCapturePad(This, NULL);
+    if ((packet = This->locked_ptr)) {
+        *frames = This->capture_period / pa_frame_size(&This->ss);
+        *flags = 0;
+        if (packet->discont)
+            *flags |= AUDCLNT_BUFFERFLAGS_DATA_DISCONTINUITY;
+        if (devpos) {
+            if (packet->discont)
+                *devpos = (This->clock_written + This->capture_period) / pa_frame_size(&This->ss);
+            else
+                *devpos = This->clock_written / pa_frame_size(&This->ss);
+        }
+        if (qpcpos)
+            *qpcpos = packet->qpcpos;
+        *data = packet->data;
+    }
+    else
+        *frames = 0;
+    This->locked = *frames;
+    pthread_mutex_unlock(&pulse_lock);
+    return *frames ? S_OK : AUDCLNT_S_BUFFER_EMPTY;
+}
+
+static HRESULT WINAPI AudioCaptureClient_ReleaseBuffer(
+        IAudioCaptureClient *iface, UINT32 done)
+{
+    ACImpl *This = impl_from_IAudioCaptureClient(iface);
+
+    TRACE("(%p)->(%u)\n", This, done);
+
+    pthread_mutex_lock(&pulse_lock);
+    if (!This->locked && done) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_OUT_OF_ORDER;
+    }
+    if (done && This->locked != done) {
+        pthread_mutex_unlock(&pulse_lock);
+        return AUDCLNT_E_INVALID_SIZE;
+    }
+    if (done) {
+        ACPacket *packet = This->locked_ptr;
+        This->locked_ptr = NULL;
+        This->pad -= This->capture_period;
+        if (packet->discont)
+            This->clock_written += 2 * This->capture_period;
+        else
+            This->clock_written += This->capture_period;
+        list_add_tail(&This->packet_free_head, &packet->entry);
+    }
+    This->locked = 0;
+    pthread_mutex_unlock(&pulse_lock);
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioCaptureClient_GetNextPacketSize(
+        IAudioCaptureClient *iface, UINT32 *frames)
+{
+    ACImpl *This = impl_from_IAudioCaptureClient(iface);
+    ACPacket *p;
+
+    TRACE("(%p)->(%p)\n", This, frames);
+    if (!frames)
+        return E_POINTER;
+    
+    pthread_mutex_lock(&pulse_lock);
+    ACImpl_GetCapturePad(This, NULL);
+    p = This->locked_ptr;
+    if (p)
+        *frames = This->capture_period / pa_frame_size(&This->ss);
+    else
+        *frames = 0;
+    pthread_mutex_unlock(&pulse_lock);
+    return S_OK;
+}
+
+static const IAudioCaptureClientVtbl AudioCaptureClient_Vtbl =
+{
+    AudioCaptureClient_QueryInterface,
+    AudioCaptureClient_AddRef,
+    AudioCaptureClient_Release,
+    AudioCaptureClient_GetBuffer,
+    AudioCaptureClient_ReleaseBuffer,
+    AudioCaptureClient_GetNextPacketSize
+};
+
+static HRESULT WINAPI AudioClock_QueryInterface(IAudioClock *iface,
+        REFIID riid, void **ppv)
+{
+    ACImpl *This = impl_from_IAudioClock(iface);
+
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IAudioClock))
+        *ppv = iface;
+    else if (IsEqualIID(riid, &IID_IAudioClock2))
+        *ppv = &This->IAudioClock2_iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI AudioClock_AddRef(IAudioClock *iface)
+{
+    ACImpl *This = impl_from_IAudioClock(iface);
+    return IAudioClient_AddRef(&This->IAudioClient_iface);
+}
+
+static ULONG WINAPI AudioClock_Release(IAudioClock *iface)
+{
+    ACImpl *This = impl_from_IAudioClock(iface);
+    return IAudioClient_Release(&This->IAudioClient_iface);
+}
+
+static HRESULT WINAPI AudioClock_GetFrequency(IAudioClock *iface, UINT64 *freq)
+{
+    ACImpl *This = impl_from_IAudioClock(iface);
+    HRESULT hr;
+
+    TRACE("(%p)->(%p)\n", This, freq);
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (SUCCEEDED(hr))
+        *freq = This->ss.rate * pa_frame_size(&This->ss);
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioClock_GetPosition(IAudioClock *iface, UINT64 *pos,
+        UINT64 *qpctime)
+{
+    ACImpl *This = impl_from_IAudioClock(iface);
+    pa_usec_t time;
+    HRESULT hr;
+
+    TRACE("(%p)->(%p, %p)\n", This, pos, qpctime);
+
+    if (!pos)
+        return E_POINTER;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr)) {
+        pthread_mutex_unlock(&pulse_lock);
+        return hr;
+    }
+
+    *pos = This->clock_written;
+    if (This->clock_pulse != PA_USEC_INVALID && pa_stream_get_time(This->stream, &time) >= 0) {
+        UINT32 delta = pa_usec_to_bytes(time - This->clock_pulse, &This->ss);
+        if (delta < This->pad)
+            *pos += delta;
+        else
+            *pos += This->pad;
+    }
+    
+    /* Make time never go backwards */
+    if (*pos < This->clock_lastpos)
+        *pos = This->clock_lastpos;
+    else
+        This->clock_lastpos = *pos;
+    pthread_mutex_unlock(&pulse_lock);
+
+    TRACE("%p Position: %u\n", This, (unsigned)*pos);
+
+    if (qpctime) {
+        LARGE_INTEGER stamp, freq;
+        QueryPerformanceCounter(&stamp);
+        QueryPerformanceFrequency(&freq);
+        *qpctime = (stamp.QuadPart * (INT64)10000000) / freq.QuadPart;
+    }
+
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioClock_GetCharacteristics(IAudioClock *iface,
+        DWORD *chars)
+{
+    ACImpl *This = impl_from_IAudioClock(iface);
+
+    TRACE("(%p)->(%p)\n", This, chars);
+
+    if (!chars)
+        return E_POINTER;
+
+    *chars = AUDIOCLOCK_CHARACTERISTIC_FIXED_FREQ;
+
+    return S_OK;
+}
+
+static const IAudioClockVtbl AudioClock_Vtbl =
+{
+    AudioClock_QueryInterface,
+    AudioClock_AddRef,
+    AudioClock_Release,
+    AudioClock_GetFrequency,
+    AudioClock_GetPosition,
+    AudioClock_GetCharacteristics
+};
+
+static HRESULT WINAPI AudioClock2_QueryInterface(IAudioClock2 *iface,
+        REFIID riid, void **ppv)
+{
+    ACImpl *This = impl_from_IAudioClock2(iface);
+    return IAudioClock_QueryInterface(&This->IAudioClock_iface, riid, ppv);
+}
+
+static ULONG WINAPI AudioClock2_AddRef(IAudioClock2 *iface)
+{
+    ACImpl *This = impl_from_IAudioClock2(iface);
+    return IAudioClient_AddRef(&This->IAudioClient_iface);
+}
+
+static ULONG WINAPI AudioClock2_Release(IAudioClock2 *iface)
+{
+    ACImpl *This = impl_from_IAudioClock2(iface);
+    return IAudioClient_Release(&This->IAudioClient_iface);
+}
+
+static HRESULT WINAPI AudioClock2_GetDevicePosition(IAudioClock2 *iface,
+        UINT64 *pos, UINT64 *qpctime)
+{
+    ACImpl *This = impl_from_IAudioClock2(iface);
+    HRESULT hr = AudioClock_GetPosition(&This->IAudioClock_iface, pos, qpctime);
+    if (SUCCEEDED(hr))
+        *pos /= pa_frame_size(&This->ss);
+    return hr;
+}
+
+static const IAudioClock2Vtbl AudioClock2_Vtbl =
+{
+    AudioClock2_QueryInterface,
+    AudioClock2_AddRef,
+    AudioClock2_Release,
+    AudioClock2_GetDevicePosition
+};
+
+static HRESULT WINAPI AudioStreamVolume_QueryInterface(
+        IAudioStreamVolume *iface, REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_IAudioStreamVolume))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI AudioStreamVolume_AddRef(IAudioStreamVolume *iface)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+    return IAudioClient_AddRef(&This->IAudioClient_iface);
+}
+
+static ULONG WINAPI AudioStreamVolume_Release(IAudioStreamVolume *iface)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+    return IAudioClient_Release(&This->IAudioClient_iface);
+}
+
+static HRESULT WINAPI AudioStreamVolume_GetChannelCount(
+        IAudioStreamVolume *iface, UINT32 *out)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+
+    TRACE("(%p)->(%p)\n", This, out);
+
+    if (!out)
+        return E_POINTER;
+
+    *out = This->ss.channels;
+
+    return S_OK;
+}
+
+struct pulse_info_cb_data {
+    UINT32 n;
+    float *levels;
+};
+
+static void pulse_sink_input_info_cb(pa_context *c, const pa_sink_input_info *info, int eol, void *data)
+{
+    struct pulse_info_cb_data *d = data;
+    int i;
+    if (eol)
+        return;
+    for (i = 0; i < d->n; ++i)
+        d->levels[i] = (float)info->volume.values[i] / (float)PA_VOLUME_NORM;
+    pthread_cond_signal(&pulse_cond);
+}
+
+static void pulse_source_info_cb(pa_context *c, const pa_source_info *info, int eol, void *data)
+{
+    struct pulse_info_cb_data *d = data;
+    int i;
+    if (eol)
+        return;
+    for (i = 0; i < d->n; ++i)
+        d->levels[i] = (float)info->volume.values[i] / (float)PA_VOLUME_NORM;
+    pthread_cond_signal(&pulse_cond);
+}
+
+static HRESULT WINAPI AudioStreamVolume_SetAllVolumes(
+        IAudioStreamVolume *iface, UINT32 count, const float *levels)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+    pa_operation *o;
+    HRESULT hr;
+    int success = 0, i;
+    pa_cvolume cv;
+
+    TRACE("(%p)->(%d, %p)\n", This, count, levels);
+
+    if (!levels)
+        return E_POINTER;
+
+    if (count != This->ss.channels)
+        return E_INVALIDARG;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr))
+        goto out;
+
+    if (pulse_stream_volume) {
+        cv.channels = count;
+        for (i = 0; i < cv.channels; ++i)
+            cv.values[i] = levels[i] * (float)PA_VOLUME_NORM;
+        if (This->dataflow == eRender)
+            o = pa_context_set_sink_input_volume(pulse_ctx, pa_stream_get_index(This->stream), &cv, pulse_ctx_op_cb, &success);
+        else
+            o = pa_context_set_source_volume_by_index(pulse_ctx, pa_stream_get_device_index(This->stream), &cv, pulse_ctx_op_cb, &success);
+        if (o) {
+            while(pa_operation_get_state(o) == PA_OPERATION_RUNNING)
+                pthread_cond_wait(&pulse_cond, &pulse_lock);
+            pa_operation_unref(o);
+        }
+        if (!success)
+            hr = AUDCLNT_E_BUFFER_ERROR;
+    } else {
+        int i;
+        for (i = 0; i < count; ++i)
+            This->vol[i] = levels[i];
+    }
+
+out:
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioStreamVolume_GetAllVolumes(
+        IAudioStreamVolume *iface, UINT32 count, float *levels)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+    pa_operation *o;
+    HRESULT hr;
+    struct pulse_info_cb_data info;
+
+    TRACE("(%p)->(%d, %p)\n", This, count, levels);
+
+    if (!levels)
+        return E_POINTER;
+
+    if (count != This->ss.channels)
+        return E_INVALIDARG;
+
+    pthread_mutex_lock(&pulse_lock);
+    hr = pulse_stream_valid(This);
+    if (FAILED(hr))
+        goto out;
+
+    if (pulse_stream_volume) {
+        info.n = count;
+        info.levels = levels;
+        if (This->dataflow == eRender)
+            o = pa_context_get_sink_input_info(pulse_ctx, pa_stream_get_index(This->stream), pulse_sink_input_info_cb, &info);
+        else
+            o = pa_context_get_source_info_by_index(pulse_ctx, pa_stream_get_device_index(This->stream), pulse_source_info_cb, &info);
+        if (o) {
+            while(pa_operation_get_state(o) == PA_OPERATION_RUNNING)
+                pthread_cond_wait(&pulse_cond, &pulse_lock);
+            pa_operation_unref(o);
+        } else
+            hr = AUDCLNT_E_BUFFER_ERROR;
+    } else {
+        int i;
+        for (i = 0; i < count; ++i)
+            levels[i] = This->vol[i];
+    }
+
+out:
+    pthread_mutex_unlock(&pulse_lock);
+    return hr;
+}
+
+static HRESULT WINAPI AudioStreamVolume_SetChannelVolume(
+        IAudioStreamVolume *iface, UINT32 index, float level)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+    HRESULT hr;
+    float volumes[PA_CHANNELS_MAX];
+
+    TRACE("(%p)->(%d, %f)\n", This, index, level);
+
+    if (level < 0.f || level > 1.f)
+        return E_INVALIDARG;
+
+    if (index >= This->ss.channels)
+        return E_INVALIDARG;
+
+    hr = AudioStreamVolume_GetAllVolumes(iface, This->ss.channels, volumes);
+    volumes[index] = level;
+    if (SUCCEEDED(hr))
+        hr = AudioStreamVolume_SetAllVolumes(iface, This->ss.channels, volumes);
+    return hr;
+}
+
+static HRESULT WINAPI AudioStreamVolume_GetChannelVolume(
+        IAudioStreamVolume *iface, UINT32 index, float *level)
+{
+    ACImpl *This = impl_from_IAudioStreamVolume(iface);
+    float volumes[PA_CHANNELS_MAX];
+    HRESULT hr;
+
+    TRACE("(%p)->(%d, %p)\n", This, index, level);
+
+    if (!level)
+        return E_POINTER;
+
+    if (index >= This->ss.channels)
+        return E_INVALIDARG;
+
+    hr = AudioStreamVolume_GetAllVolumes(iface, This->ss.channels, volumes);
+    if (SUCCEEDED(hr))
+        *level = volumes[index];
+    return hr;
+}
+
+static const IAudioStreamVolumeVtbl AudioStreamVolume_Vtbl =
+{
+    AudioStreamVolume_QueryInterface,
+    AudioStreamVolume_AddRef,
+    AudioStreamVolume_Release,
+    AudioStreamVolume_GetChannelCount,
+    AudioStreamVolume_SetChannelVolume,
+    AudioStreamVolume_GetChannelVolume,
+    AudioStreamVolume_SetAllVolumes,
+    AudioStreamVolume_GetAllVolumes
+};
+
+static AudioSessionWrapper *AudioSessionWrapper_Create(ACImpl *client)
+{
+    AudioSessionWrapper *ret;
+
+    ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
+            sizeof(AudioSessionWrapper));
+    if (!ret)
+        return NULL;
+
+    ret->IAudioSessionControl2_iface.lpVtbl = &AudioSessionControl2_Vtbl;
+    ret->ISimpleAudioVolume_iface.lpVtbl = &SimpleAudioVolume_Vtbl;
+    ret->IChannelAudioVolume_iface.lpVtbl = &ChannelAudioVolume_Vtbl;
+
+    ret->ref = !client;
+
+    ret->client = client;
+    if (client) {
+        ret->session = client->session;
+        AudioClient_AddRef(&client->IAudioClient_iface);
+    }
+
+    return ret;
+}
+
+static HRESULT WINAPI AudioSessionControl_QueryInterface(
+        IAudioSessionControl2 *iface, REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_IAudioSessionControl) ||
+        IsEqualIID(riid, &IID_IAudioSessionControl2))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI AudioSessionControl_AddRef(IAudioSessionControl2 *iface)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+    ULONG ref;
+    ref = InterlockedIncrement(&This->ref);
+    TRACE("(%p) Refcount now %u\n", This, ref);
+    return ref;
+}
+
+static ULONG WINAPI AudioSessionControl_Release(IAudioSessionControl2 *iface)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+    ULONG ref;
+    ref = InterlockedDecrement(&This->ref);
+    TRACE("(%p) Refcount now %u\n", This, ref);
+    if (!ref) {
+        if (This->client) {
+            This->client->session_wrapper = NULL;
+            AudioClient_Release(&This->client->IAudioClient_iface);
+        }
+        HeapFree(GetProcessHeap(), 0, This);
+    }
+    return ref;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetState(IAudioSessionControl2 *iface,
+        AudioSessionState *state)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+    ACImpl *client;
+
+    TRACE("(%p)->(%p)\n", This, state);
+
+    if (!state)
+        return NULL_PTR_ERR;
+
+    pthread_mutex_lock(&pulse_lock);
+    if (list_empty(&This->session->clients)) {
+        *state = AudioSessionStateExpired;
+        goto out;
+    }
+    LIST_FOR_EACH_ENTRY(client, &This->session->clients, ACImpl, entry) {
+        if (client->started) {
+            *state = AudioSessionStateActive;
+            goto out;
+        }
+    }
+    *state = AudioSessionStateInactive;
+
+out:
+    pthread_mutex_unlock(&pulse_lock);
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetDisplayName(
+        IAudioSessionControl2 *iface, WCHAR **name)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, name);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_SetDisplayName(
+        IAudioSessionControl2 *iface, const WCHAR *name, const GUID *session)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p, %s) - stub\n", This, name, debugstr_guid(session));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetIconPath(
+        IAudioSessionControl2 *iface, WCHAR **path)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, path);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_SetIconPath(
+        IAudioSessionControl2 *iface, const WCHAR *path, const GUID *session)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p, %s) - stub\n", This, path, debugstr_guid(session));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetGroupingParam(
+        IAudioSessionControl2 *iface, GUID *group)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, group);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_SetGroupingParam(
+        IAudioSessionControl2 *iface, const GUID *group, const GUID *session)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%s, %s) - stub\n", This, debugstr_guid(group),
+            debugstr_guid(session));
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_RegisterAudioSessionNotification(
+        IAudioSessionControl2 *iface, IAudioSessionEvents *events)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, events);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioSessionControl_UnregisterAudioSessionNotification(
+        IAudioSessionControl2 *iface, IAudioSessionEvents *events)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, events);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetSessionIdentifier(
+        IAudioSessionControl2 *iface, WCHAR **id)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, id);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetSessionInstanceIdentifier(
+        IAudioSessionControl2 *iface, WCHAR **id)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    FIXME("(%p)->(%p) - stub\n", This, id);
+
+    return E_NOTIMPL;
+}
+
+static HRESULT WINAPI AudioSessionControl_GetProcessId(
+        IAudioSessionControl2 *iface, DWORD *pid)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    TRACE("(%p)->(%p)\n", This, pid);
+
+    if (!pid)
+        return E_POINTER;
+
+    *pid = GetCurrentProcessId();
+
+    return S_OK;
+}
+
+static HRESULT WINAPI AudioSessionControl_IsSystemSoundsSession(
+        IAudioSessionControl2 *iface)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    TRACE("(%p)\n", This);
+
+    return S_FALSE;
+}
+
+static HRESULT WINAPI AudioSessionControl_SetDuckingPreference(
+        IAudioSessionControl2 *iface, BOOL optout)
+{
+    AudioSessionWrapper *This = impl_from_IAudioSessionControl2(iface);
+
+    TRACE("(%p)->(%d)\n", This, optout);
+
+    return S_OK;
+}
+
+static const IAudioSessionControl2Vtbl AudioSessionControl2_Vtbl =
+{
+    AudioSessionControl_QueryInterface,
+    AudioSessionControl_AddRef,
+    AudioSessionControl_Release,
+    AudioSessionControl_GetState,
+    AudioSessionControl_GetDisplayName,
+    AudioSessionControl_SetDisplayName,
+    AudioSessionControl_GetIconPath,
+    AudioSessionControl_SetIconPath,
+    AudioSessionControl_GetGroupingParam,
+    AudioSessionControl_SetGroupingParam,
+    AudioSessionControl_RegisterAudioSessionNotification,
+    AudioSessionControl_UnregisterAudioSessionNotification,
+    AudioSessionControl_GetSessionIdentifier,
+    AudioSessionControl_GetSessionInstanceIdentifier,
+    AudioSessionControl_GetProcessId,
+    AudioSessionControl_IsSystemSoundsSession,
+    AudioSessionControl_SetDuckingPreference
+};
+
+typedef struct _SessionMgr {
+    IAudioSessionManager2 IAudioSessionManager2_iface;
+
+    LONG ref;
+
+    IMMDevice *device;
+} SessionMgr;
+
+HRESULT WINAPI AudioSessionManager_QueryInterface(IAudioSessionManager2 *iface,
+        REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_IAudioSessionManager) ||
+        IsEqualIID(riid, &IID_IAudioSessionManager2))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static inline SessionMgr *impl_from_IAudioSessionManager2(IAudioSessionManager2 *iface)
+{
+    return CONTAINING_RECORD(iface, SessionMgr, IAudioSessionManager2_iface);
+}
+
+ULONG WINAPI AudioSessionManager_AddRef(IAudioSessionManager2 *iface)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    ULONG ref;
+    ref = InterlockedIncrement(&This->ref);
+    TRACE("(%p) Refcount now %u\n", This, ref);
+    return ref;
+}
+
+ULONG WINAPI AudioSessionManager_Release(IAudioSessionManager2 *iface)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    ULONG ref;
+    ref = InterlockedDecrement(&This->ref);
+    TRACE("(%p) Refcount now %u\n", This, ref);
+    if (!ref)
+        HeapFree(GetProcessHeap(), 0, This);
+    return ref;
+}
+
+HRESULT WINAPI AudioSessionManager_GetAudioSessionControl(
+        IAudioSessionManager2 *iface, const GUID *session_guid, DWORD flags,
+        IAudioSessionControl **out)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    AudioSession *session;
+    AudioSessionWrapper *wrapper;
+    HRESULT hr;
+
+    TRACE("(%p)->(%s, %x, %p)\n", This, debugstr_guid(session_guid),
+            flags, out);
+
+    hr = get_audio_session(session_guid, This->device, 0, &session);
+    if (FAILED(hr))
+        return hr;
+
+    wrapper = AudioSessionWrapper_Create(NULL);
+    if (!wrapper)
+        return E_OUTOFMEMORY;
+
+    wrapper->session = session;
+
+    *out = (IAudioSessionControl*)&wrapper->IAudioSessionControl2_iface;
+
+    return S_OK;
+}
+
+HRESULT WINAPI AudioSessionManager_GetSimpleAudioVolume(
+        IAudioSessionManager2 *iface, const GUID *session_guid, DWORD flags,
+        ISimpleAudioVolume **out)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    AudioSession *session;
+    AudioSessionWrapper *wrapper;
+    HRESULT hr;
+
+    TRACE("(%p)->(%s, %x, %p)\n", This, debugstr_guid(session_guid),
+            flags, out);
+
+    hr = get_audio_session(session_guid, This->device, 0, &session);
+    if (FAILED(hr))
+        return hr;
+
+    wrapper = AudioSessionWrapper_Create(NULL);
+    if (!wrapper)
+        return E_OUTOFMEMORY;
+
+    wrapper->session = session;
+
+    *out = &wrapper->ISimpleAudioVolume_iface;
+
+    return S_OK;
+}
+
+HRESULT WINAPI AudioSessionManager_GetSessionEnumerator(
+        IAudioSessionManager2 *iface, IAudioSessionEnumerator **out)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    FIXME("(%p)->(%p) - stub\n", This, out);
+    return E_NOTIMPL;
+}
+
+HRESULT WINAPI AudioSessionManager_RegisterSessionNotification(
+        IAudioSessionManager2 *iface, IAudioSessionNotification *notification)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    FIXME("(%p)->(%p) - stub\n", This, notification);
+    return E_NOTIMPL;
+}
+
+HRESULT WINAPI AudioSessionManager_UnregisterSessionNotification(
+        IAudioSessionManager2 *iface, IAudioSessionNotification *notification)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    FIXME("(%p)->(%p) - stub\n", This, notification);
+    return E_NOTIMPL;
+}
+
+HRESULT WINAPI AudioSessionManager_RegisterDuckNotification(
+        IAudioSessionManager2 *iface, const WCHAR *session_id,
+        IAudioVolumeDuckNotification *notification)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    FIXME("(%p)->(%p) - stub\n", This, notification);
+    return E_NOTIMPL;
+}
+
+HRESULT WINAPI AudioSessionManager_UnregisterDuckNotification(
+        IAudioSessionManager2 *iface,
+        IAudioVolumeDuckNotification *notification)
+{
+    SessionMgr *This = impl_from_IAudioSessionManager2(iface);
+    FIXME("(%p)->(%p) - stub\n", This, notification);
+    return E_NOTIMPL;
+}
+
+static const IAudioSessionManager2Vtbl AudioSessionManager2_Vtbl =
+{
+    AudioSessionManager_QueryInterface,
+    AudioSessionManager_AddRef,
+    AudioSessionManager_Release,
+    AudioSessionManager_GetAudioSessionControl,
+    AudioSessionManager_GetSimpleAudioVolume,
+    AudioSessionManager_GetSessionEnumerator,
+    AudioSessionManager_RegisterSessionNotification,
+    AudioSessionManager_UnregisterSessionNotification,
+    AudioSessionManager_RegisterDuckNotification,
+    AudioSessionManager_UnregisterDuckNotification
+};
+
+
+static HRESULT WINAPI SimpleAudioVolume_QueryInterface(
+        ISimpleAudioVolume *iface, REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_ISimpleAudioVolume))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI SimpleAudioVolume_AddRef(ISimpleAudioVolume *iface)
+{
+    AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
+    return AudioSessionControl_AddRef(&This->IAudioSessionControl2_iface);
+}
+
+static ULONG WINAPI SimpleAudioVolume_Release(ISimpleAudioVolume *iface)
+{
+    AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
+    return AudioSessionControl_Release(&This->IAudioSessionControl2_iface);
+}
+
+static HRESULT WINAPI SimpleAudioVolume_SetMasterVolume(
+        ISimpleAudioVolume *iface, float level, const GUID *context)
+{
+    AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%f, %s)\n", session, level, wine_dbgstr_guid(context));
+
+    if (level < 0.f || level > 1.f)
+        return E_INVALIDARG;
+
+    if (context)
+        FIXME("Notifications not supported yet\n");
+
+    TRACE("Pulseaudio does not support session volume control\n");
+
+    pthread_mutex_lock(&pulse_lock);
+    session->master_vol = level;
+    pthread_mutex_unlock(&pulse_lock);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI SimpleAudioVolume_GetMasterVolume(
+        ISimpleAudioVolume *iface, float *level)
+{
+    AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%p)\n", session, level);
+
+    if (!level)
+        return NULL_PTR_ERR;
+
+    *level = session->master_vol;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI SimpleAudioVolume_SetMute(ISimpleAudioVolume *iface,
+        BOOL mute, const GUID *context)
+{
+    AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%u, %p)\n", session, mute, context);
+
+    if (context)
+        FIXME("Notifications not supported yet\n");
+
+    session->mute = mute;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI SimpleAudioVolume_GetMute(ISimpleAudioVolume *iface,
+        BOOL *mute)
+{
+    AudioSessionWrapper *This = impl_from_ISimpleAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%p)\n", session, mute);
+
+    if (!mute)
+        return NULL_PTR_ERR;
+
+    *mute = session->mute;
+
+    return S_OK;
+}
+
+static const ISimpleAudioVolumeVtbl SimpleAudioVolume_Vtbl  =
+{
+    SimpleAudioVolume_QueryInterface,
+    SimpleAudioVolume_AddRef,
+    SimpleAudioVolume_Release,
+    SimpleAudioVolume_SetMasterVolume,
+    SimpleAudioVolume_GetMasterVolume,
+    SimpleAudioVolume_SetMute,
+    SimpleAudioVolume_GetMute
+};
+
+
+static HRESULT WINAPI ChannelAudioVolume_QueryInterface(
+        IChannelAudioVolume *iface, REFIID riid, void **ppv)
+{
+    TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
+
+    if (!ppv)
+        return E_POINTER;
+    *ppv = NULL;
+
+    if (IsEqualIID(riid, &IID_IUnknown) ||
+        IsEqualIID(riid, &IID_IChannelAudioVolume))
+        *ppv = iface;
+    if (*ppv) {
+        IUnknown_AddRef((IUnknown*)*ppv);
+        return S_OK;
+    }
+
+    WARN("Unknown interface %s\n", debugstr_guid(riid));
+    return E_NOINTERFACE;
+}
+
+static ULONG WINAPI ChannelAudioVolume_AddRef(IChannelAudioVolume *iface)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    return AudioSessionControl_AddRef(&This->IAudioSessionControl2_iface);
+}
+
+static ULONG WINAPI ChannelAudioVolume_Release(IChannelAudioVolume *iface)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    return AudioSessionControl_Release(&This->IAudioSessionControl2_iface);
+}
+
+static HRESULT WINAPI ChannelAudioVolume_GetChannelCount(
+        IChannelAudioVolume *iface, UINT32 *out)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%p)\n", session, out);
+
+    if (!out)
+        return NULL_PTR_ERR;
+
+    *out = session->channel_count;
+
+    return S_OK;
+}
+
+static HRESULT WINAPI ChannelAudioVolume_SetChannelVolume(
+        IChannelAudioVolume *iface, UINT32 index, float level,
+        const GUID *context)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%d, %f, %s)\n", session, index, level,
+            wine_dbgstr_guid(context));
+
+    if (level < 0.f || level > 1.f)
+        return E_INVALIDARG;
+
+    if (index >= session->channel_count)
+        return E_INVALIDARG;
+
+    if (context)
+        FIXME("Notifications not supported yet\n");
+
+    TRACE("Pulseaudio does not support session volume control\n");
+
+    pthread_mutex_lock(&pulse_lock);
+    session->channel_vols[index] = level;
+    pthread_mutex_unlock(&pulse_lock);
+
+    return S_OK;
+}
+
+static HRESULT WINAPI ChannelAudioVolume_GetChannelVolume(
+        IChannelAudioVolume *iface, UINT32 index, float *level)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    AudioSession *session = This->session;
+
+    TRACE("(%p)->(%d, %p)\n", session, index, level);
+
+    if (!level)
+        return NULL_PTR_ERR;
+
+    if (index >= session->channel_count)
+        return E_INVALIDARG;
+
+    *level = session->channel_vols[index];
+
+    return S_OK;
+}
+
+static HRESULT WINAPI ChannelAudioVolume_SetAllVolumes(
+        IChannelAudioVolume *iface, UINT32 count, const float *levels,
+        const GUID *context)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    AudioSession *session = This->session;
+    int i;
+
+    TRACE("(%p)->(%d, %p, %s)\n", session, count, levels,
+            wine_dbgstr_guid(context));
+
+    if (!levels)
+        return NULL_PTR_ERR;
+
+    if (count != session->channel_count)
+        return E_INVALIDARG;
+
+    if (context)
+        FIXME("Notifications not supported yet\n");
+
+    TRACE("Pulseaudio does not support session volume control\n");
+
+    pthread_mutex_lock(&pulse_lock);
+    for(i = 0; i < count; ++i)
+        session->channel_vols[i] = levels[i];
+    pthread_mutex_unlock(&pulse_lock);
+    return S_OK;
+}
+
+static HRESULT WINAPI ChannelAudioVolume_GetAllVolumes(
+        IChannelAudioVolume *iface, UINT32 count, float *levels)
+{
+    AudioSessionWrapper *This = impl_from_IChannelAudioVolume(iface);
+    AudioSession *session = This->session;
+    int i;
+
+    TRACE("(%p)->(%d, %p)\n", session, count, levels);
+
+    if (!levels)
+        return NULL_PTR_ERR;
+
+    if (count != session->channel_count)
+        return E_INVALIDARG;
+
+    for(i = 0; i < count; ++i)
+        levels[i] = session->channel_vols[i];
+
+    return S_OK;
+}
+
+static const IChannelAudioVolumeVtbl ChannelAudioVolume_Vtbl =
+{
+    ChannelAudioVolume_QueryInterface,
+    ChannelAudioVolume_AddRef,
+    ChannelAudioVolume_Release,
+    ChannelAudioVolume_GetChannelCount,
+    ChannelAudioVolume_SetChannelVolume,
+    ChannelAudioVolume_GetChannelVolume,
+    ChannelAudioVolume_SetAllVolumes,
+    ChannelAudioVolume_GetAllVolumes
+};
+
+HRESULT WINAPI AUDDRV_GetAudioSessionManager(IMMDevice *device,
+        IAudioSessionManager2 **out)
+{
+    SessionMgr *This;
+
+    This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(SessionMgr));
+    if (!This)
+        return E_OUTOFMEMORY;
+
+    This->IAudioSessionManager2_iface.lpVtbl = &AudioSessionManager2_Vtbl;
+    This->device = device;
+    This->ref = 1;
+
+    *out = &This->IAudioSessionManager2_iface;
+
+    return S_OK;
+}
diff --git a/dlls/winepulse.drv/winepulse.drv.spec b/dlls/winepulse.drv/winepulse.drv.spec
new file mode 100644
index 0000000..a089166
--- /dev/null
+++ b/dlls/winepulse.drv/winepulse.drv.spec
@@ -0,0 +1,5 @@
+# MMDevAPI driver functions
+@ stdcall -private GetPriority() AUDDRV_GetPriority
+@ stdcall -private GetEndpointIDs(long ptr ptr ptr ptr) AUDDRV_GetEndpointIDs
+@ stdcall -private GetAudioEndpoint(ptr ptr long ptr) AUDDRV_GetAudioEndpoint
+@ stdcall -private GetAudioSessionManager(ptr ptr) AUDDRV_GetAudioSessionManager

