#include <libmythtv/decoders/mythmmalcontext.h>

Inheritance diagram for MythMMALContext:

Collaboration diagram for MythMMALContext:

Public Member Functions
	MythMMALContext (DecoderBase *Parent, MythCodecID Codec)

	~MythMMALContext () override

void	InitVideoCodec (AVCodecContext *Context, bool SelectedStream, bool &DirectRendering) override

bool	RetrieveFrame (AVCodecContext Context, MythVideoFrame Frame, AVFrame *AvFrame) override

int	HwDecoderInit (AVCodecContext *Context) override

void	SetDecoderOptions (AVCodecContext Context, const AVCodec Codec) override

bool	GetBuffer2 (AVCodecContext Context, MythVideoFrame Frame, AVFrame *AvFrame, int)

Public Member Functions inherited from MythCodecContext
	MythCodecContext (DecoderBase *Parent, MythCodecID CodecID)

virtual	~MythCodecContext ()=default

virtual int	FilteredReceiveFrame (AVCodecContext Context, AVFrame Frame)
	Retrieve and process/filter AVFrame. More...

virtual void	SetDeinterlacing (AVCodecContext , MythVideoProfile , bool)

virtual void	PostProcessFrame (AVCodecContext , MythVideoFrame )

virtual bool	IsDeinterlacing (bool &, bool=false)

virtual bool	DecoderWillResetOnFlush (void)

virtual bool	DecoderWillResetOnAspect (void)

virtual bool	DecoderNeedsReset (AVCodecContext *)

Static Public Member Functions
static MythCodecID	GetSupportedCodec (AVCodecContext Context, const AVCodec Codec, const QString &Decoder, AVStream *Stream, uint StreamType)

static bool	GetBuffer (AVCodecContext Context, MythVideoFrame Frame, AVFrame *AvFrame, int)

static enum AVPixelFormat	GetFormat (AVCodecContext , const AVPixelFormat PixFmt)

static void	GetDecoderList (QStringList &Decoders)

static bool	HaveMMAL (bool Reinit=false)

static bool	CheckCodecSize (int Width, int Height, MythCodecContext::CodecProfile Profile)

Static Public Member Functions inherited from MythCodecContext
static MythCodecContext *	CreateContext (DecoderBase *Parent, MythCodecID Codec)

static void	GetDecoders (RenderOptions &Opts, bool Reinit=false)

static QStringList	GetDecoderDescription (void)

static MythCodecID	FindDecoder (const QString &Decoder, AVStream Stream, AVCodecContext Context, const AVCodec *Codec)

static int	GetBuffer (struct AVCodecContext Context, AVFrame Frame, int Flags)
	A generic hardware buffer initialisation method when using AVHWFramesContext. More...

static bool	GetBuffer2 (struct AVCodecContext Context, MythVideoFrame Frame, AVFrame *AvFrame, int Flags)
	A generic hardware buffer initialisation method when AVHWFramesContext is NOT used. More...

static int	InitialiseDecoder (AVCodecContext *Context, CreateHWDecoder Callback, const QString &Debug)
	Initialise a hardware decoder that is expected to use AVHWFramesContext. More...

static int	InitialiseDecoder2 (AVCodecContext *Context, CreateHWDecoder Callback, const QString &Debug)
	Initialise a hardware decoder that is NOT expected to use AVHWFramesContext. More...

static void	ReleaseBuffer (void Opaque, uint8_t Data)

static void	FramesContextFinished (AVHWFramesContext *Context)

static void	DeviceContextFinished (AVHWDeviceContext *Context)

static void	CreateDecoderCallback (void Wait, void Context, void *Callback)

static MythPlayerUI *	GetPlayerUI (AVCodecContext *Context)

static bool	FrameTypeIsSupported (AVCodecContext *Context, VideoFrameType Format)

static AVBufferRef *	CreateDevice (AVHWDeviceType Type, MythInteropGPU *Interop, const QString &Device=QString())

static bool	IsUnsupportedProfile (AVCodecContext *Context)
	Most hardware decoders do not support these codecs/profiles. More...

static QString	GetProfileDescription (CodecProfile Profile, QSize Size, VideoFrameType Format=FMT_NONE, uint ColorDepth=0)

static CodecProfile	FFmpegToMythProfile (AVCodecID CodecID, int Profile)

Static Protected Member Functions
static const MMALProfiles &	GetProfiles (void)

Static Protected Member Functions inherited from MythCodecContext
static void	DestroyInterop (MythInteropGPU *Interop)

static void	NewHardwareFramesContext (void)
	Track the number of concurrent frames contexts. More...

Protected Attributes
MythMMALInterop *	m_interop { nullptr }

Protected Attributes inherited from MythCodecContext
DecoderBase *	m_parent { nullptr }

MythCodecID	m_codecID { kCodec_NONE }

bool	m_resetRequired { false }

Additional Inherited Members
Public Types inherited from MythCodecContext
enum	CodecProfile : std::uint8_t { NoProfile = 0, MPEG1, MPEG2, MPEG2Simple, MPEG2Main, MPEG2422, MPEG2High, MPEG2Spatial, MPEG2SNR, MPEG4, MPEG4Simple, MPEG4SimpleScaleable, MPEG4Core, MPEG4Main, MPEG4NBit, MPEG4ScaleableTexture, MPEG4SimpleFace, MPEG4BasicAnimated, MPEG4Hybrid, MPEG4AdvancedRT, MPEG4CoreScaleable, MPEG4AdvancedCoding, MPEG4AdvancedCore, MPEG4AdvancedScaleableTexture, MPEG4SimpleStudio, MPEG4AdvancedSimple, H263, H264, H264Baseline, H264ConstrainedBaseline, H264Main, H264MainExtended, H264High, H264High10, H264Extended, H264High422, H264High444, H264ConstrainedHigh, HEVC, HEVCMain, HEVCMain10, HEVCMainStill, HEVCRext, HEVCMain10HDR, HEVCMain10HDRPlus, VC1, VC1Simple, VC1Main, VC1Complex, VC1Advanced, VP8, VP9, VP9_0, VP9_1, VP9_2, VP9_3, VP9_2HDR, VP9_2HDRPlus, VP9_3HDR, VP9_3HDRPlus, AV1, AV1Main, AV1High, AV1Professional, MJPEG }

Protected Member Functions inherited from MythCodecContext
virtual bool	RetrieveHWFrame (MythVideoFrame Frame, AVFrame AvFrame)

Static Protected Attributes inherited from MythCodecContext
static QAtomicInt	s_hwFramesContextCount

Detailed Description

Definition at line 10 of file mythmmalcontext.h.

Constructor & Destructor Documentation

◆ MythMMALContext()

MythMMALContext::MythMMALContext	(	DecoderBase *	Parent,
		MythCodecID	Codec
	)

Definition at line 15 of file mythmmalcontext.cpp.

◆ ~MythMMALContext()

MythMMALContext::~MythMMALContext ( )

override

Definition at line 20 of file mythmmalcontext.cpp.

Member Function Documentation

◆ GetSupportedCodec()

MythCodecID MythMMALContext::GetSupportedCodec	(	AVCodecContext **	Context,
		const AVCodec **	Codec,
		const QString &	Decoder,
		AVStream *	Stream,
		uint	StreamType
	)

static

Definition at line 42 of file mythmmalcontext.cpp.

Referenced by MythCodecContext::FindDecoder().

◆ InitVideoCodec()

void MythMMALContext::InitVideoCodec	(	AVCodecContext *	Context,
		bool	SelectedStream,
		bool &	DirectRendering
	)

overridevirtual

Reimplemented from MythCodecContext.

Definition at line 108 of file mythmmalcontext.cpp.

◆ RetrieveFrame()

bool MythMMALContext::RetrieveFrame	(	AVCodecContext *	Context,
		MythVideoFrame *	Frame,
		AVFrame *	AvFrame
	)

overridevirtual

Reimplemented from MythCodecContext.

Definition at line 125 of file mythmmalcontext.cpp.

◆ HwDecoderInit()

int MythMMALContext::HwDecoderInit ( AVCodecContext * Context )

overridevirtual

Reimplemented from MythCodecContext.

Definition at line 135 of file mythmmalcontext.cpp.

◆ SetDecoderOptions()

void MythMMALContext::SetDecoderOptions	(	AVCodecContext *	Context,
		const AVCodec *	Codec
	)

overridevirtual

Reimplemented from MythCodecContext.

Definition at line 153 of file mythmmalcontext.cpp.

◆ GetBuffer()

bool MythMMALContext::GetBuffer	(	AVCodecContext *	Context,
		MythVideoFrame *	Frame,
		AVFrame *	AvFrame,
		int
	)

static

Definition at line 165 of file mythmmalcontext.cpp.

Referenced by RetrieveFrame().

◆ GetBuffer2()

bool MythMMALContext::GetBuffer2	(	AVCodecContext *	Context,
		MythVideoFrame *	Frame,
		AVFrame *	AvFrame,
		int
	)

Definition at line 198 of file mythmmalcontext.cpp.

Referenced by RetrieveFrame().

◆ GetFormat()

AVPixelFormat MythMMALContext::GetFormat	(	AVCodecContext *	,
		const AVPixelFormat *	PixFmt
	)

static

Definition at line 233 of file mythmmalcontext.cpp.

Referenced by InitVideoCodec().

◆ GetDecoderList()

void MythMMALContext::GetDecoderList ( QStringList & Decoders )

static

Definition at line 267 of file mythmmalcontext.cpp.

Referenced by MythCodecContext::GetDecoderDescription().

◆ HaveMMAL()

bool MythMMALContext::HaveMMAL ( bool Reinit = false )

static

Definition at line 244 of file mythmmalcontext.cpp.

Referenced by MythCodecContext::GetDecoders().

◆ CheckCodecSize()

bool MythMMALContext::CheckCodecSize	(	int	Width,
		int	Height,
		MythCodecContext::CodecProfile	Profile
	)

static

Definition at line 26 of file mythmmalcontext.cpp.

Referenced by GetSupportedCodec(), and MythV4L2M2MContext::GetSupportedCodec().

◆ GetProfiles()

const MMALProfiles & MythMMALContext::GetProfiles ( void )

staticprotected

Definition at line 284 of file mythmmalcontext.cpp.

Referenced by GetDecoderList(), GetSupportedCodec(), and HaveMMAL().

Member Data Documentation

◆ m_interop

MythMMALInterop* MythMMALContext::m_interop { nullptr }

protected

Definition at line 33 of file mythmmalcontext.h.

Referenced by GetBuffer2(), HwDecoderInit(), and ~MythMMALContext().

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

mythtv/libs/libmythtv/decoders/mythmmalcontext.h
mythtv/libs/libmythtv/decoders/mythmmalcontext.cpp

Public Member Functions

Static Public Member Functions

Static Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ MythMMALContext()

◆ ~MythMMALContext()

Member Function Documentation

◆ GetSupportedCodec()

◆ InitVideoCodec()

◆ RetrieveFrame()

◆ HwDecoderInit()

◆ SetDecoderOptions()

◆ GetBuffer()

◆ GetBuffer2()

◆ GetFormat()

◆ GetDecoderList()

◆ HaveMMAL()

◆ CheckCodecSize()

◆ GetProfiles()

Member Data Documentation

◆ m_interop