diff --git a/miniaudio.h b/miniaudio.h
index f8540861..dec989e9 100644
--- a/miniaudio.h
+++ b/miniaudio.h
@@ -35917,8 +35917,8 @@ static ma_result ma_SLDataFormat_PCM_init__opensl(ma_format format, ma_uint32 ch
 #endif
 
     pDataFormat->numChannels   = channels;
-    ((SLDataFormat_PCM*)pDataFormat)->samplesPerSec = ma_round_to_standard_sample_rate__opensl(sampleRate) * 1000;  /* In millihertz. Annoyingly, the sample rate variable is named differently between SLAndroidDataFormat_PCM_EX and SLDataFormat_PCM */
-    pDataFormat->bitsPerSample = ma_get_bytes_per_sample(format)*8;
+    ((SLDataFormat_PCM*)pDataFormat)->samplesPerSec = ma_round_to_standard_sample_rate__opensl(sampleRate * 1000);  /* In millihertz. Annoyingly, the sample rate variable is named differently between SLAndroidDataFormat_PCM_EX and SLDataFormat_PCM */
+    pDataFormat->bitsPerSample = ma_get_bytes_per_sample(format) * 8;
     pDataFormat->channelMask   = ma_channel_map_to_channel_mask__opensl(channelMap, channels);
     pDataFormat->endianness    = (ma_is_little_endian()) ? SL_BYTEORDER_LITTLEENDIAN : SL_BYTEORDER_BIGENDIAN;
 
@@ -36057,14 +36057,14 @@ static ma_result ma_device_init__opensl(ma_device* pDevice, const ma_device_conf
         sink.pFormat  = (SLDataFormat_PCM*)&pcm;
 
         resultSL = (*g_maEngineSL)->CreateAudioRecorder(g_maEngineSL, (SLObjectItf*)&pDevice->opensl.pAudioRecorderObj, &source, &sink, ma_countof(itfIDs), itfIDs, itfIDsRequired);
-        if (resultSL == SL_RESULT_CONTENT_UNSUPPORTED) {
+        if (resultSL == SL_RESULT_CONTENT_UNSUPPORTED || resultSL == SL_RESULT_PARAMETER_INVALID) {
             /* Unsupported format. Fall back to something safer and try again. If this fails, just abort. */
             pcm.formatType    = SL_DATAFORMAT_PCM;
             pcm.numChannels   = 1;
             ((SLDataFormat_PCM*)&pcm)->samplesPerSec = SL_SAMPLINGRATE_16;  /* The name of the sample rate variable is different between SLAndroidDataFormat_PCM_EX and SLDataFormat_PCM. */
             pcm.bitsPerSample = 16;
             pcm.containerSize = pcm.bitsPerSample;  /* Always tightly packed for now. */
-            pcm.channelMask   = SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT;
+            pcm.channelMask   = 0;
             resultSL = (*g_maEngineSL)->CreateAudioRecorder(g_maEngineSL, (SLObjectItf*)&pDevice->opensl.pAudioRecorderObj, &source, &sink, ma_countof(itfIDs), itfIDs, itfIDsRequired);
         }
 
@@ -36180,7 +36180,7 @@ static ma_result ma_device_init__opensl(ma_device* pDevice, const ma_device_conf
         sink.pFormat  = NULL;
 
         resultSL = (*g_maEngineSL)->CreateAudioPlayer(g_maEngineSL, (SLObjectItf*)&pDevice->opensl.pAudioPlayerObj, &source, &sink, ma_countof(itfIDs), itfIDs, itfIDsRequired);
-        if (resultSL == SL_RESULT_CONTENT_UNSUPPORTED) {
+        if (resultSL == SL_RESULT_CONTENT_UNSUPPORTED || resultSL == SL_RESULT_PARAMETER_INVALID) {
             /* Unsupported format. Fall back to something safer and try again. If this fails, just abort. */
             pcm.formatType = SL_DATAFORMAT_PCM;
             pcm.numChannels = 2;