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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qgstreameraudiodevice_p.h"
#include <common/qgst_p.h>
#include <common/qgstutils_p.h>
#include <private/qplatformmediaintegration_p.h>
QT_BEGIN_NAMESPACE
QGStreamerAudioDeviceInfo::QGStreamerAudioDeviceInfo(GstDevice *d, const QByteArray &device,
QAudioDevice::Mode mode)
: QAudioDevicePrivate(device, mode),
gstDevice{
d,
QGstDeviceHandle::NeedsRef,
}
{
QGString name{
gst_device_get_display_name(gstDevice.get()),
};
description = name.toQString();
auto caps = QGstCaps(gst_device_get_caps(gstDevice.get()), QGstCaps::HasRef);
int size = caps.size();
for (int i = 0; i < size; ++i) {
auto c = caps.at(i);
if (c.name() == "audio/x-raw") {
auto rate = c["rate"].toIntRange();
if (rate) {
minimumSampleRate = rate->min;
maximumSampleRate = rate->max;
}
auto channels = c["channels"].toIntRange();
if (channels) {
minimumChannelCount = channels->min;
maximumChannelCount = channels->max;
}
supportedSampleFormats = c["format"].getSampleFormats();
}
}
preferredFormat.setChannelCount(qBound(minimumChannelCount, 2, maximumChannelCount));
preferredFormat.setSampleRate(qBound(minimumSampleRate, 48000, maximumSampleRate));
QAudioFormat::SampleFormat f = QAudioFormat::Int16;
if (!supportedSampleFormats.contains(f))
f = supportedSampleFormats.value(0, QAudioFormat::Unknown);
preferredFormat.setSampleFormat(f);
}
QGStreamerCustomAudioDeviceInfo::QGStreamerCustomAudioDeviceInfo(
const QByteArray &gstreamerPipeline, QAudioDevice::Mode mode)
: QAudioDevicePrivate{
gstreamerPipeline,
mode,
}
{
}
QAudioDevice qMakeCustomGStreamerAudioInput(const QByteArray &gstreamerPipeline)
{
auto deviceInfo = std::make_unique<QGStreamerCustomAudioDeviceInfo>(gstreamerPipeline,
QAudioDevice::Mode::Input);
return deviceInfo.release()->create();
}
QAudioDevice qMakeCustomGStreamerAudioOutput(const QByteArray &gstreamerPipeline)
{
auto deviceInfo = std::make_unique<QGStreamerCustomAudioDeviceInfo>(gstreamerPipeline,
QAudioDevice::Mode::Output);
return deviceInfo.release()->create();
}
QT_END_NAMESPACE
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