QMultimedia Namespace▲
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Header: QMultimedia
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qmake: QT += multimedia
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Group: QMultimedia is part of multimedia-namespaces, multimedia, multimedia, multimedia_core
Detailed Description▲
Type Documentation▲
enum QMultimedia::AvailabilityStatus▲
Enumerates Service status errors.
|
Constant |
Value |
Description |
|---|---|---|
|
QMultimedia::Available |
0 |
The service is operating correctly. |
|
QMultimedia::ServiceMissing |
1 |
There is no service available to provide the requested functionality. |
|
QMultimedia::ResourceError |
3 |
The service could not allocate resources required to function correctly. |
|
QMultimedia::Busy |
2 |
The service must wait for access to necessary resources. |
enum QMultimedia::EncodingMode▲
Enumerates encoding modes.
|
Constant |
Value |
Description |
|---|---|---|
|
QMultimedia::ConstantQualityEncoding |
0 |
Encoding will aim to have a constant quality, adjusting bitrate to fit. |
|
QMultimedia::ConstantBitRateEncoding |
1 |
Encoding will use a constant bit rate, adjust quality to fit. |
|
QMultimedia::AverageBitRateEncoding |
2 |
Encoding will try to keep an average bitrate setting, but will use more or less as needed. |
|
QMultimedia::TwoPassEncoding |
3 |
The media will first be processed to determine the characteristics, and then processed a second time allocating more bits to the areas that need it. |
enum QMultimedia::EncodingQuality▲
Enumerates quality encoding levels.
|
Constant |
|
|---|---|
|
QMultimedia::VeryLowQuality |
0 |
|
QMultimedia::LowQuality |
1 |
|
QMultimedia::NormalQuality |
2 |
|
QMultimedia::HighQuality |
3 |
|
QMultimedia::VeryHighQuality |
4 |
enum QMultimedia::SupportEstimate▲
Enumerates the levels of support a media service provider may have for a feature.
|
Constant |
Value |
Description |
|---|---|---|
|
QMultimedia::NotSupported |
0 |
The feature is not supported. |
|
QMultimedia::MaybeSupported |
1 |
The feature may be supported. |
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QMultimedia::ProbablySupported |
2 |
The feature is probably supported. |
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QMultimedia::PreferredService |
3 |
The service is the preferred provider of a service. |