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// Copyright (C) 2021 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 "qqnxvideodevices_p.h"
#include "qqnxcamera_p.h"
#include "private/qcameradevice_p.h"
#include "qcameradevice.h"
#include <qdir.h>
#include <qdebug.h>
#include <optional>
QT_BEGIN_NAMESPACE
static QVideoFrameFormat::PixelFormat fromCameraFrametype(camera_frametype_t type)
{
switch (type) {
default:
case CAMERA_FRAMETYPE_UNSPECIFIED:
return QVideoFrameFormat::Format_Invalid;
case CAMERA_FRAMETYPE_NV12:
return QVideoFrameFormat::Format_NV12;
case CAMERA_FRAMETYPE_RGB8888:
return QVideoFrameFormat::Format_ARGB8888;
#if _NTO_VERSION < 800
case CAMERA_FRAMETYPE_JPEG:
return QVideoFrameFormat::Format_Jpeg;
#endif
case CAMERA_FRAMETYPE_GRAY8:
return QVideoFrameFormat::Format_Y8;
case CAMERA_FRAMETYPE_CBYCRY:
return QVideoFrameFormat::Format_UYVY;
case CAMERA_FRAMETYPE_YCBCR420P:
return QVideoFrameFormat::Format_YUV420P;
case CAMERA_FRAMETYPE_YCBYCR:
return QVideoFrameFormat::Format_YUYV;
}
}
static std::optional<QCameraDevice> createCameraDevice(camera_unit_t unit, bool isDefault)
{
const QQnxCamera camera(unit);
if (!camera.isValid()) {
qWarning() << "Invalid camera unit:" << unit;
return {};
}
auto *p = new QCameraDevicePrivate;
p->id = QByteArray::number(camera.unit());
p->description = camera.name();
p->isDefault = isDefault;
const QList<camera_frametype_t> frameTypes = camera.supportedVfFrameTypes();
for (camera_res_t res : camera.supportedVfResolutions()) {
const QSize resolution(res.width, res.height);
p->photoResolutions.append(resolution);
for (camera_frametype_t frameType : camera.supportedVfFrameTypes()) {
const QVideoFrameFormat::PixelFormat pixelFormat = fromCameraFrametype(frameType);
if (pixelFormat == QVideoFrameFormat::Format_Invalid)
continue;
auto *f = new QCameraFormatPrivate;
p->videoFormats.append(f->create());
f->resolution = resolution;
f->pixelFormat = pixelFormat;
f->minFrameRate = 1.e10;
for (double fr : camera.specifiedVfFrameRates(frameType, res)) {
if (fr < f->minFrameRate)
f->minFrameRate = fr;
if (fr > f->maxFrameRate)
f->maxFrameRate = fr;
}
}
}
return p->create();
}
QQnxVideoDevices::QQnxVideoDevices(QPlatformMediaIntegration *integration)
: QPlatformVideoDevices(integration)
{
}
QList<QCameraDevice> QQnxVideoDevices::findVideoInputs() const
{
QList<QCameraDevice> cameras;
bool isDefault = true;
for (const camera_unit_t cameraUnit : QQnxCamera::supportedUnits()) {
const std::optional<QCameraDevice> cameraDevice = createCameraDevice(cameraUnit, isDefault);
if (!cameraDevice)
continue;
cameras.append(*cameraDevice);
isDefault = false;
}
return cameras;
}
QT_END_NAMESPACE