OpenShot Library | libopenshot  0.7.0
Classes | Public Member Functions | Static Public Member Functions | List of all members
openshot::ScreenCaptureReader Class Reference

#include <ScreenCaptureReader.h>

Inheritance diagram for openshot::ScreenCaptureReader:
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Collaboration diagram for openshot::ScreenCaptureReader:
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Classes

class  CaptureBackendReader
 
class  SystemAudioCapture
 

Public Member Functions

void AddSystemAudio (std::shared_ptr< openshot::Frame > frame, int64_t output_frame_number)
 
void Close () override
 Close the reader (and any resources it was consuming) More...
 
CacheBaseGetCache () override
 Get the cache object used by this reader (note: not all readers use cache) More...
 
std::shared_ptr< openshot::FrameGetFrame (int64_t number) override
 
ScreenCaptureSettings GetSettings () const
 
openshot::CaptureReaderStats GetStats () const
 
bool IsOpen () override
 Determine if reader is open or closed. More...
 
std::string Json () const override
 Generate JSON string of this object. More...
 
Json::Value JsonValue () const override
 Generate Json::Value for this object. More...
 
std::string Name () override
 Return the type name of the class. More...
 
void Open () override
 Open the reader (and start consuming resources, such as images or video files) More...
 
void ResetSystemAudio ()
 
 ScreenCaptureReader (const ScreenCaptureSettings &settings)
 
void SetJson (const std::string value) override
 Load JSON string into this object. More...
 
void SetJsonValue (const Json::Value root) override
 Load Json::Value into this object. More...
 
 ~ScreenCaptureReader () override
 
- Public Member Functions inherited from openshot::ReaderBase
bool ApplyOrientationMetadata () const
 Return whether readers apply source orientation metadata to returned frames. More...
 
void ApplyOrientationMetadata (bool value)
 Set whether readers should apply source orientation metadata to returned frames. More...
 
void DisplayInfo (std::ostream *out=&std::cout)
 Display file information in the standard output stream (stdout) More...
 
virtual bool HardwareDecodeSuccessful () const
 
bool HasMaxDecodeSize () const
 Return true when a maximum decoded frame size is active. More...
 
int MaxDecodeHeight () const
 Return the current maximum decoded frame height (0 when unlimited). More...
 
int MaxDecodeWidth () const
 Return the current maximum decoded frame width (0 when unlimited). More...
 
openshot::ClipBaseParentClip ()
 Parent clip object of this reader (which can be unparented and NULL) More...
 
void ParentClip (openshot::ClipBase *new_clip)
 Set parent clip object of this reader. More...
 
 ReaderBase ()
 Constructor for the base reader, where many things are initialized. More...
 
void SetMaxDecodeSize (int width, int height)
 Set an optional maximum decoded frame size. Use 0,0 to disable the limit. More...
 
virtual ~ReaderBase ()=default
 

Static Public Member Functions

static ScreenCaptureBackend DefaultBackend ()
 
static bool IsBackendSupported (ScreenCaptureBackend backend)
 
static bool IsSystemAudioSupported (ScreenCaptureBackend backend)
 

Additional Inherited Members

- Public Attributes inherited from openshot::ReaderBase
openshot::ReaderInfo info
 Information about the current media file. More...
 
- Protected Attributes inherited from openshot::ReaderBase
bool apply_orientation_metadata
 Apply source orientation metadata while reading frames. More...
 
openshot::ClipBaseclip
 Pointer to the parent clip instance (if any) More...
 
std::recursive_mutex getFrameMutex
 Mutex for multiple threads. More...
 
int max_decode_height
 Optional maximum decoded frame height (0 disables the limit) More...
 
int max_decode_width
 Optional maximum decoded frame width (0 disables the limit) More...
 

Detailed Description

Definition at line 62 of file ScreenCaptureReader.h.

Constructor & Destructor Documentation

◆ ScreenCaptureReader()

ScreenCaptureReader::ScreenCaptureReader ( const ScreenCaptureSettings settings)
explicit

Definition at line 569 of file ScreenCaptureReader.cpp.

◆ ~ScreenCaptureReader()

ScreenCaptureReader::~ScreenCaptureReader ( )
override

Definition at line 607 of file ScreenCaptureReader.cpp.

Member Function Documentation

◆ AddSystemAudio()

void ScreenCaptureReader::AddSystemAudio ( std::shared_ptr< openshot::Frame frame,
int64_t  output_frame_number 
)

Definition at line 969 of file ScreenCaptureReader.cpp.

◆ Close()

void ScreenCaptureReader::Close ( )
overridevirtual

Close the reader (and any resources it was consuming)

Implements openshot::ReaderBase.

Definition at line 1102 of file ScreenCaptureReader.cpp.

Referenced by ~ScreenCaptureReader().

◆ DefaultBackend()

ScreenCaptureBackend ScreenCaptureReader::DefaultBackend ( )
static

◆ GetCache()

CacheBase* openshot::ScreenCaptureReader::GetCache ( )
inlineoverridevirtual

Get the cache object used by this reader (note: not all readers use cache)

Implements openshot::ReaderBase.

Definition at line 82 of file ScreenCaptureReader.h.

◆ GetFrame()

std::shared_ptr< Frame > ScreenCaptureReader::GetFrame ( int64_t  number)
overridevirtual

This method is required for all derived classes of ReaderBase, and returns the openshot::Frame object, which contains the image and audio information for that frame of video.

Returns
The requested frame of video
Parameters
[in]numberThe frame number that is requested.

Implements openshot::ReaderBase.

Definition at line 948 of file ScreenCaptureReader.cpp.

◆ GetSettings()

ScreenCaptureSettings openshot::ScreenCaptureReader::GetSettings ( ) const
inline

Definition at line 95 of file ScreenCaptureReader.h.

◆ GetStats()

openshot::CaptureReaderStats ScreenCaptureReader::GetStats ( ) const

Definition at line 1134 of file ScreenCaptureReader.cpp.

◆ IsBackendSupported()

bool ScreenCaptureReader::IsBackendSupported ( ScreenCaptureBackend  backend)
static

Definition at line 617 of file ScreenCaptureReader.cpp.

Referenced by DefaultBackend().

◆ IsOpen()

bool ScreenCaptureReader::IsOpen ( )
overridevirtual

Determine if reader is open or closed.

Implements openshot::ReaderBase.

Definition at line 612 of file ScreenCaptureReader.cpp.

◆ IsSystemAudioSupported()

bool ScreenCaptureReader::IsSystemAudioSupported ( ScreenCaptureBackend  backend)
static

Definition at line 639 of file ScreenCaptureReader.cpp.

◆ Json()

std::string ScreenCaptureReader::Json ( ) const
overridevirtual

Generate JSON string of this object.

Implements openshot::ReaderBase.

Definition at line 1148 of file ScreenCaptureReader.cpp.

◆ JsonValue()

Json::Value ScreenCaptureReader::JsonValue ( ) const
overridevirtual

Generate Json::Value for this object.

Implements openshot::ReaderBase.

Definition at line 1153 of file ScreenCaptureReader.cpp.

Referenced by Json().

◆ Name()

std::string openshot::ScreenCaptureReader::Name ( )
inlineoverridevirtual

Return the type name of the class.

Implements openshot::ReaderBase.

Definition at line 85 of file ScreenCaptureReader.h.

◆ Open()

void ScreenCaptureReader::Open ( )
overridevirtual

Open the reader (and start consuming resources, such as images or video files)

Implements openshot::ReaderBase.

Definition at line 789 of file ScreenCaptureReader.cpp.

◆ ResetSystemAudio()

void ScreenCaptureReader::ResetSystemAudio ( )

Definition at line 976 of file ScreenCaptureReader.cpp.

◆ SetJson()

void ScreenCaptureReader::SetJson ( const std::string  value)
overridevirtual

Load JSON string into this object.

Implements openshot::ReaderBase.

Definition at line 1178 of file ScreenCaptureReader.cpp.

◆ SetJsonValue()

void ScreenCaptureReader::SetJsonValue ( const Json::Value  root)
overridevirtual

Load Json::Value into this object.

Implements openshot::ReaderBase.

Definition at line 1187 of file ScreenCaptureReader.cpp.

Referenced by SetJson().


The documentation for this class was generated from the following files: