Support signed and unsigned 32-bit int output

11 files changed, 90 insertions, 3 deletions

diff --git a/Alc/backends/alsa.c b/Alc/backends/alsa.c
index 4bca3845..ffc3519a 100644
--- a/Alc/backends/alsa.c
+++ b/Alc/backends/alsa.c
@@ -657,6 +657,12 @@ static ALCboolean alsa_reset_playback(ALCdevice *device)
         case DevFmtUShort:
             format = SND_PCM_FORMAT_U16;
             break;
+        case DevFmtInt:
+            format = SND_PCM_FORMAT_S32;
+            break;
+        case DevFmtUInt:
+            format = SND_PCM_FORMAT_U32;
+            break;
         case DevFmtFloat:
             format = SND_PCM_FORMAT_FLOAT;
             break;
@@ -692,6 +698,8 @@ static ALCboolean alsa_reset_playback(ALCdevice *device)
             enum DevFmtType fmttype;
         } formatlist[] = {
             { SND_PCM_FORMAT_FLOAT, DevFmtFloat  },
+            { SND_PCM_FORMAT_S32,   DevFmtInt    },
+            { SND_PCM_FORMAT_U32,   DevFmtUInt   },
             { SND_PCM_FORMAT_S16,   DevFmtShort  },
             { SND_PCM_FORMAT_U16,   DevFmtUShort },
             { SND_PCM_FORMAT_S8,    DevFmtByte   },
@@ -908,6 +916,12 @@ static ALCenum alsa_open_capture(ALCdevice *pDevice, const ALCchar *deviceName)
         case DevFmtUShort:
             format = SND_PCM_FORMAT_U16;
             break;
+        case DevFmtInt:
+            format = SND_PCM_FORMAT_S32;
+            break;
+        case DevFmtUInt:
+            format = SND_PCM_FORMAT_U32;
+            break;
         case DevFmtFloat:
             format = SND_PCM_FORMAT_FLOAT;
             break;
diff --git a/Alc/backends/coreaudio.c b/Alc/backends/coreaudio.c
index ad5f0c16..0a1c1e76 100644
--- a/Alc/backends/coreaudio.c
+++ b/Alc/backends/coreaudio.c
@@ -296,6 +296,14 @@ static ALCboolean ca_reset_playback(ALCdevice *device)
             streamFormat.mBytesPerPacket = 2 * streamFormat.mChannelsPerFrame;
             streamFormat.mBytesPerFrame = 2 * streamFormat.mChannelsPerFrame;
             break;
+        case DevFmtUInt:
+            device->FmtType = DevFmtInt;
+            /* fall-through */
+        case DevFmtInt:
+            streamFormat.mBitsPerChannel = 32;
+            streamFormat.mBytesPerPacket = 2 * streamFormat.mChannelsPerFrame;
+            streamFormat.mBytesPerFrame = 2 * streamFormat.mChannelsPerFrame;
+            break;
     }
     streamFormat.mFormatID = kAudioFormatLinearPCM;
     streamFormat.mFormatFlags = kLinearPCMFormatFlagIsSignedInteger |
@@ -455,12 +463,17 @@ static ALCenum ca_open_capture(ALCdevice *device, const ALCchar *deviceName)
             requestedFormat.mBitsPerChannel = 16;
             requestedFormat.mFormatFlags = kAudioFormatFlagIsSignedInteger | kAudioFormatFlagsNativeEndian | kAudioFormatFlagIsPacked;
             break;
+        case DevFmtInt:
+            requestedFormat.mBitsPerChannel = 32;
+            requestedFormat.mFormatFlags = kAudioFormatFlagIsSignedInteger | kAudioFormatFlagsNativeEndian | kAudioFormatFlagIsPacked;
+            break;
         case DevFmtFloat:
             requestedFormat.mBitsPerChannel = 32;
             requestedFormat.mFormatFlags = kAudioFormatFlagIsPacked;
             break;
         case DevFmtByte:
         case DevFmtUShort:
+        case DevFmtUInt:
             ERR("%s samples not supported\n", DevFmtTypeString(device->FmtType));
             goto error;
     }
diff --git a/Alc/backends/dsound.c b/Alc/backends/dsound.c
index 84b7377a..51fd8d9b 100644
--- a/Alc/backends/dsound.c
+++ b/Alc/backends/dsound.c
@@ -396,8 +396,12 @@ static ALCboolean DSoundResetPlayback(ALCdevice *device)
         case DevFmtUShort:
             device->FmtType = DevFmtShort;
             break;
+        case DevFmtUInt:
+            device->FmtType = DevFmtInt;
+            break;
         case DevFmtUByte:
         case DevFmtShort:
+        case DevFmtInt:
         case DevFmtFloat:
             break;
     }
diff --git a/Alc/backends/mmdevapi.c b/Alc/backends/mmdevapi.c
index f171c059..c6a25f81 100644
--- a/Alc/backends/mmdevapi.c
+++ b/Alc/backends/mmdevapi.c
@@ -294,6 +294,14 @@ static HRESULT DoReset(ALCdevice *device)
             OutputType.Samples.wValidBitsPerSample = 16;
             OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
             break;
+        case DevFmtUInt:
+            device->FmtType = DevFmtInt;
+            /* fall-through */
+        case DevFmtInt:
+            OutputType.Format.wBitsPerSample = 32;
+            OutputType.Samples.wValidBitsPerSample = 32;
+            OutputType.SubFormat = KSDATAFORMAT_SUBTYPE_PCM;
+            break;
         case DevFmtFloat:
             OutputType.Format.wBitsPerSample = 32;
             OutputType.Samples.wValidBitsPerSample = 32;
@@ -358,6 +366,8 @@ static HRESULT DoReset(ALCdevice *device)
                 device->FmtType = DevFmtUByte;
             else if(OutputType.Format.wBitsPerSample == 16)
                 device->FmtType = DevFmtShort;
+            else if(OutputType.Format.wBitsPerSample == 32)
+                device->FmtType = DevFmtInt;
             else
             {
                 device->FmtType = DevFmtShort;
diff --git a/Alc/backends/oss.c b/Alc/backends/oss.c
index a5adc6ee..0e4a5393 100644
--- a/Alc/backends/oss.c
+++ b/Alc/backends/oss.c
@@ -206,6 +206,8 @@ static ALCboolean oss_reset_playback(ALCdevice *device)
             ossFormat = AFMT_U8;
             break;
         case DevFmtUShort:
+        case DevFmtInt:
+        case DevFmtUInt:
         case DevFmtFloat:
             device->FmtType = DevFmtShort;
             /* fall-through */
@@ -347,6 +349,8 @@ static ALCenum oss_open_capture(ALCdevice *device, const ALCchar *deviceName)
             ossFormat = AFMT_S16_NE;
             break;
         case DevFmtUShort:
+        case DevFmtInt:
+        case DevFmtUInt:
         case DevFmtFloat:
             free(data);
             ERR("%s capture samples not supported on OSS\n", DevFmtTypeString(device->FmtType));
diff --git a/Alc/backends/portaudio.c b/Alc/backends/portaudio.c
index bb4f9d94..bd3bb4d8 100644
--- a/Alc/backends/portaudio.c
+++ b/Alc/backends/portaudio.c
@@ -192,6 +192,12 @@ retry_open:
         case DevFmtShort:
             outParams.sampleFormat = paInt16;
             break;
+        case DevFmtUInt:
+            device->FmtType = DevFmtInt;
+            /* fall-through */
+        case DevFmtInt:
+            outParams.sampleFormat = paInt32;
+            break;
         case DevFmtFloat:
             outParams.sampleFormat = paFloat32;
             break;
@@ -316,11 +322,15 @@ static ALCenum pa_open_capture(ALCdevice *device, const ALCchar *deviceName)
         case DevFmtShort:
             inParams.sampleFormat = paInt16;
             break;
+        case DevFmtInt:
+            inParams.sampleFormat = paInt32;
+            break;
         case DevFmtFloat:
             inParams.sampleFormat = paFloat32;
             break;
+        case DevFmtUInt:
         case DevFmtUShort:
-            ERR("Unsigned short samples not supported\n");
+            ERR("%s samples not supported\n", DevFmtTypeString(device->FmtType));
             goto error;
     }
     inParams.channelCount = ChannelsFromDevFmt(device->FmtChans);
diff --git a/Alc/backends/pulseaudio.c b/Alc/backends/pulseaudio.c
index b8a7aa50..041dfe83 100644
--- a/Alc/backends/pulseaudio.c
+++ b/Alc/backends/pulseaudio.c
@@ -953,6 +953,12 @@ static ALCboolean pulse_reset_playback(ALCdevice *device) //{{{
         case DevFmtShort:
             data->spec.format = PA_SAMPLE_S16NE;
             break;
+        case DevFmtUInt:
+            device->FmtType = DevFmtInt;
+            /* fall-through */
+        case DevFmtInt:
+            data->spec.format = PA_SAMPLE_S32NE;
+            break;
         case DevFmtFloat:
             data->spec.format = PA_SAMPLE_FLOAT32NE;
             break;
@@ -1150,11 +1156,15 @@ static ALCenum pulse_open_capture(ALCdevice *device, const ALCchar *device_name)
         case DevFmtShort:
             data->spec.format = PA_SAMPLE_S16NE;
             break;
+        case DevFmtInt:
+            data->spec.format = PA_SAMPLE_S32NE;
+            break;
         case DevFmtFloat:
             data->spec.format = PA_SAMPLE_FLOAT32NE;
             break;
         case DevFmtByte:
         case DevFmtUShort:
+        case DevFmtUInt:
             ERR("Capture format type %#x capture not supported on PulseAudio\n", device->FmtType);
             pa_threaded_mainloop_unlock(data->loop);
             goto fail;
diff --git a/Alc/backends/sndio.c b/Alc/backends/sndio.c
index 40632528..af4ba387 100644
--- a/Alc/backends/sndio.c
+++ b/Alc/backends/sndio.c
@@ -229,6 +229,14 @@ static ALCboolean sndio_reset_playback(ALCdevice *device)
             par.bits = 16;
             par.sig = 0;
             break;
+        case DevFmtInt:
+            par.bits = 32;
+            par.sig = 1;
+            break;
+        case DevFmtUInt:
+            par.bits = 32;
+            par.sig = 0;
+            break;
     }
     par.le = SIO_LE_NATIVE;
 
@@ -259,6 +267,10 @@ static ALCboolean sndio_reset_playback(ALCdevice *device)
         device->FmtType = DevFmtShort;
     else if(par.bits == 16 && par.sig == 0)
         device->FmtType = DevFmtUShort;
+    else if(par.bits == 32 && par.sig == 1)
+        device->FmtType = DevFmtInt;
+    else if(par.bits == 32 && par.sig == 0)
+        device->FmtType = DevFmtUInt;
     else
     {
         ERR("Unhandled sample format: %s %u-bit\n", (par.sig?"signed":"unsigned"), par.bits);
diff --git a/Alc/backends/solaris.c b/Alc/backends/solaris.c
index ac756854..445ec9ef 100644
--- a/Alc/backends/solaris.c
+++ b/Alc/backends/solaris.c
@@ -156,6 +156,8 @@ static ALCboolean solaris_reset_playback(ALCdevice *device)
             info.play.encoding = AUDIO_ENCODING_LINEAR8;
             break;
         case DevFmtUShort:
+        case DevFmtInt:
+        case DevFmtUInt:
         case DevFmtFloat:
             device->FmtType = DevFmtShort;
             /* fall-through */
@@ -185,7 +187,9 @@ static ALCboolean solaris_reset_playback(ALCdevice *device)
          (info.play.precision == 8 && info.play.encoding == AUDIO_ENCODING_LINEAR8 &&
           device->FmtType == DevFmtUByte) ||
          (info.play.precision == 16 && info.play.encoding == AUDIO_ENCODING_LINEAR &&
-          device->FmtType == DevFmtShort)))
+          device->FmtType == DevFmtShort) ||
+         (info.play.precision == 32 && info.play.encoding == AUDIO_ENCODING_LINEAR &&
+          device->FmtType == DevFmtInt)))
     {
         ERR("Could not set %#x sample type, got %d (%#x)\n",
             device->FmtType, info.play.precision, info.play.encoding);
diff --git a/Alc/backends/wave.c b/Alc/backends/wave.c
index ae0ef2be..568091c8 100644
--- a/Alc/backends/wave.c
+++ b/Alc/backends/wave.c
@@ -214,8 +214,12 @@ static ALCboolean wave_reset_playback(ALCdevice *device)
         case DevFmtUShort:
             device->FmtType = DevFmtShort;
             break;
+        case DevFmtUInt:
+            device->FmtType = DevFmtInt;
+            break;
         case DevFmtUByte:
         case DevFmtShort:
+        case DevFmtInt:
         case DevFmtFloat:
             break;
     }
diff --git a/Alc/backends/winmm.c b/Alc/backends/winmm.c
index df43a81d..ee2c3a34 100644
--- a/Alc/backends/winmm.c
+++ b/Alc/backends/winmm.c
@@ -327,6 +327,8 @@ static ALCenum WinMMOpenPlayback(ALCdevice *pDevice, const ALCchar *deviceName)
         case DevFmtByte:
             pDevice->FmtType = DevFmtUByte;
             break;
+        case DevFmtInt:
+        case DevFmtUInt:
         case DevFmtUShort:
             pDevice->FmtType = DevFmtShort;
             break;
@@ -518,7 +520,7 @@ static ALCenum WinMMOpenCapture(ALCdevice *pDevice, const ALCchar *deviceName)
 
     if((pDevice->FmtChans != DevFmtMono && pDevice->FmtChans != DevFmtStereo) ||
        (pDevice->FmtType != DevFmtUByte && pDevice->FmtType != DevFmtShort &&
-        pDevice->FmtType != DevFmtFloat))
+        pDevice->FmtType != DevFmtInt && pDevice->FmtType != DevFmtFloat))
         goto failure;
 
     memset(&wfexCaptureFormat, 0, sizeof(WAVEFORMATEX));