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Added video standards to JsonAPI output

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This commit is contained in:
Paulchen-Panther
2021-02-07 14:30:36 +01:00
parent 2ff3c1155b
commit 4f81fbd2ab
8 changed files with 95 additions and 8 deletions
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35
libsrc/grabber/v4l2/V4L2Grabber.cpp
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@@ -232,6 +232,26 @@ void V4L2Grabber::getV4Ldevices()
V4L2Grabber::DeviceProperties::InputProperties inputProperties;
inputProperties.inputName = QString((char*)input.name);
// Enumerate video standards
struct v4l2_standard standard;
CLEAR(standard);
standard.index = 0;
while (xioctl(fd, VIDIOC_ENUMSTD, &standard) >= 0)
{
if (standard.id & input.std)
{
if (standard.id == V4L2_STD_PAL)
inputProperties.standards.append(VideoStandard::PAL);
else if (standard.id == V4L2_STD_NTSC)
inputProperties.standards.append(VideoStandard::NTSC);
else if (standard.id == V4L2_STD_SECAM)
inputProperties.standards.append(VideoStandard::SECAM);
}
standard.index++;
}
// Enumerate pixel formats
struct v4l2_fmtdesc desc;
CLEAR(desc);
@@ -1437,6 +1457,21 @@ QMultiMap<QString, int> V4L2Grabber::getDeviceInputs(const QString& devicePath)
return result;
}
QList<VideoStandard> V4L2Grabber::getAvailableDeviceStandards(const QString& devicePath, const int& deviceInput) const
{
QList<VideoStandard> result =QList<VideoStandard>();
for(auto it = _deviceProperties.begin(); it != _deviceProperties.end(); ++it)
if (it.key() == devicePath)
for (auto input = it.value().inputs.begin(); input != it.value().inputs.end(); input++)
if (input.key() == deviceInput)
for (auto standard = input.value().standards.begin(); standard != input.value().standards.end(); standard++)
if(!result.contains(*standard))
result << *standard;
return result;
}
QStringList V4L2Grabber::getAvailableEncodingFormats(const QString& devicePath, const int& deviceInput) const
{
QStringList result = QStringList();