diff --git a/src/blackcore/afv/audio/input.cpp b/src/blackcore/afv/audio/input.cpp
index 6374cfab7..391f00219 100644
--- a/src/blackcore/afv/audio/input.cpp
+++ b/src/blackcore/afv/audio/input.cpp
@@ -28,7 +28,7 @@ namespace BlackCore
             void CAudioInputBuffer::start()
             {
                 open(QIODevice::WriteOnly | QIODevice::Unbuffered);
-                m_timerId = startTimer(5, Qt::PreciseTimer);
+                // m_timerId = startTimer(5, Qt::PreciseTimer);
             }
 
             void CAudioInputBuffer::stop()
@@ -50,11 +50,13 @@ namespace BlackCore
 
             qint64 CAudioInputBuffer::writeData(const char *data, qint64 len)
             {
-                // QByteArray buffer(data, static_cast<int>(len));
-                // m_buffer.append(buffer);
                 m_buffer.append(data, static_cast<int>(len));
-
-                qDebug() << QDateTime::currentMSecsSinceEpoch() << "[writeData] " << len << "buffer " << m_buffer.size();
+                while (m_buffer.size() > 1920)
+                {
+                    qDebug() << QDateTime::currentMSecsSinceEpoch() << "CAudioInputBuffer::writeData " << m_buffer.size();
+                    emit frameAvailable(m_buffer.left(1920));
+                    m_buffer.remove(0, 1920);
+                }
                 return len;
             }
 
@@ -88,20 +90,24 @@ namespace BlackCore
             {
                 if (m_started) { return; }
 
-                QAudioFormat waveFormat;
+                QAudioFormat inputFormat;
 
-                waveFormat.setSampleRate(m_sampleRate);
-                waveFormat.setChannelCount(1);
-                waveFormat.setSampleSize(16);
-                waveFormat.setSampleType(QAudioFormat::SignedInt);
-                waveFormat.setByteOrder(QAudioFormat::LittleEndian);
-                waveFormat.setCodec("audio/pcm");
-
-                QAudioFormat inputFormat = waveFormat;
+                inputFormat.setSampleRate(m_sampleRate);
+                inputFormat.setChannelCount(1);
+                inputFormat.setSampleSize(16);
+                inputFormat.setSampleType(QAudioFormat::SignedInt);
+                inputFormat.setByteOrder(QAudioFormat::LittleEndian);
+                inputFormat.setCodec("audio/pcm");
                 if (!inputDevice.isFormatSupported(inputFormat))
                 {
-                    qWarning() << "Default format not supported - trying to use nearest";
-                    inputFormat = inputDevice.nearestFormat(inputFormat);
+                    qWarning() << "Default INPUT format not supported - trying to use nearest";
+                    qWarning() << "Default format not supported - trying to use nearest:";
+                    qWarning() << "Sample rate: " << inputFormat.sampleRate();
+                    qWarning() << "Sample size: " << inputFormat.sampleSize();
+                    qWarning() << "Sample type: " << inputFormat.sampleType();
+                    qWarning() << "Byte order: " << inputFormat.byteOrder();
+                    qWarning() << "Codec: " << inputFormat.codec();
+                    qWarning() << "Channel count: " << inputFormat.channelCount();
                 }
 
                 m_audioInput.reset(new QAudioInput(inputDevice, inputFormat));
diff --git a/src/blackcore/afv/audio/output.cpp b/src/blackcore/afv/audio/output.cpp
index 04a972d71..a38dc3019 100644
--- a/src/blackcore/afv/audio/output.cpp
+++ b/src/blackcore/afv/audio/output.cpp
@@ -61,7 +61,16 @@ namespace BlackCore
                     m_maxSampleOutput = 0;
                 }
 
-                memcpy(data, buffer.constData(), maxlen);
+                // if (maxlen > buffer.size()) { maxlen = buffer.size(); }
+                // memcpy(data, buffer.constData(), maxlen > buffer.size() ? buffer.size() : maxlen);
+                qint16 *p = reinterpret_cast<qint16 *>(data);
+                int index = 0;
+                for (int n = 0; n < count; n++)
+                {
+                    p[index++] = buffer[n];
+                    if (channelCount == 2) p[index++] = buffer[n];
+                }
+
                 return maxlen;
             }
 
@@ -90,8 +99,15 @@ namespace BlackCore
 
                 if (!device.isFormatSupported(outputFormat))
                 {
-                    qWarning() << "Default format not supported - trying to use nearest";
+                    qWarning() << "Default OUTPUT format not supported - trying to use nearest";
                     outputFormat = device.nearestFormat(outputFormat);
+                    qWarning() << "Default format not supported - trying to use nearest:";
+                    qWarning() << "Sample rate: " << outputFormat.sampleRate();
+                    qWarning() << "Sample size: " << outputFormat.sampleSize();
+                    qWarning() << "Sample type: " << outputFormat.sampleType();
+                    qWarning() << "Byte order: " << outputFormat.byteOrder();
+                    qWarning() << "Codec: " << outputFormat.codec();
+                    qWarning() << "Channel count: " << outputFormat.channelCount();
                 }
 
                 m_audioOutputCom1.reset(new QAudioOutput(device, outputFormat));