DVDV Class Reference

#include <videoout_dvdv.h>

List of all members.

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Detailed Description

This class manages the support for Apple's counterpart to XVMC.

It's used by AvFormatDecoder and VideoOutputQuartz, and also interacts with libavcodec (see dvdv.h).

Definition at line 23 of file videoout_dvdv.h.

Public Member Functions
	DVDV ()
	~DVDV ()
void	Reset (void)
bool	SetVideoSize (const QSize &)
bool	PreProcessFrame (AVCodecContext *)
void	PostProcessFrame (AVCodecContext *, VideoFrame *, int, bool)
	DVDV ()
	~DVDV ()
bool	SetVideoSize (const QSize &video_dim)
	Initialize the Accel params with the size of video to be decoded.
void	Teardown (void)
	Tear down most of Accel without deleting the instance.
void	Reset (void)
	Reset the Accel state.
bool	PreProcessFrame (AVCodecContext *context)
	Prepare the Accel code for a call to avcodec_decode_video.
void	PostProcessFrame (AVCodecContext *context, VideoFrame *pic, int pict_type, bool gotpicture)
	Process the macroblocks collected by avcodec_decode_video.
void	MoveResize (int imgx, int imgy, int imgw, int imgh, int dispxoff, int dispyoff, int dispwoff, int disphoff)
	Resize and reposition the video subwindow.
void	DrawOSD (unsigned char *y, unsigned char *u, unsigned char *v, unsigned char *alpha)
	Update the OSD display.
void	DecodeFrame (VideoFrame *pic)
	Decode a buffered video frame.
void	ShowFrame ()
	Draw the most recently decoded video frame to the screen.
Protected Attributes
struct DVDV_Private *	d

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Constructor & Destructor Documentation

DVDV::DVDV

(

)

[inline]

Definition at line 26 of file videoout_dvdv.h.

DVDV::~DVDV

(

)

[inline]

Definition at line 27 of file videoout_dvdv.h.

DVDV::DVDV

(

)

DVDV::~DVDV

(

)

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Member Function Documentation

void DVDV::Reset

(

void

)

[inline]

Definition at line 29 of file videoout_dvdv.h.

Referenced by AvFormatDecoderPrivate::ResetMPEG2().

bool DVDV::SetVideoSize

(

const QSize &

video_dim

)

[inline]

Definition at line 30 of file videoout_dvdv.h.

Referenced by VideoOutputQuartz::Init(), VideoOutputQuartz::InputChanged(), and AvFormatDecoderPrivate::SetVideoSize().

bool DVDV::PreProcessFrame

(

AVCodecContext *

context

)

[inline]

Definition at line 31 of file videoout_dvdv.h.

Referenced by AvFormatDecoderPrivate::DecodeMPEG2Video().

void DVDV::PostProcessFrame	(	AVCodecContext *	context,
		VideoFrame *	pic,
		int	pict_type,
		bool	gotpicture
	)			[inline]

Definition at line 32 of file videoout_dvdv.h.

Referenced by AvFormatDecoderPrivate::DecodeMPEG2Video().

bool DVDV::SetVideoSize

(

const QSize &

video_dim

)

Initialize the Accel params with the size of video to be decoded.

void DVDV::Teardown

(

void

)

Tear down most of Accel without deleting the instance.

Note: We need to be torn down in the same thread that called SetVideoSize().

void DVDV::Reset

(

void

)

Reset the Accel state.

bool DVDV::PreProcessFrame

(

AVCodecContext *

context

)

Prepare the Accel code for a call to avcodec_decode_video.

void DVDV::PostProcessFrame	(	AVCodecContext *	context,
		VideoFrame *	pic,
		int	pict_type,
		bool	gotpicture
	)

Process the macroblocks collected by avcodec_decode_video.

void DVDV::MoveResize	(	int	imgx,
		int	imgy,
		int	imgw,
		int	imgh,
		int	dispxoff,
		int	dispyoff,
		int	dispwoff,
		int	disphoff
	)

Resize and reposition the video subwindow.

Definition at line 328 of file videoout_dvdv.mm.

Referenced by VideoOutputQuartzView::Transform().

void DVDV::DrawOSD	(	unsigned char *	y,
		unsigned char *	u,
		unsigned char *	v,
		unsigned char *	alpha
	)

Update the OSD display.

Definition at line 391 of file videoout_dvdv.mm.

Referenced by VideoOutputQuartz::ProcessFrame().

void DVDV::DecodeFrame

(

VideoFrame *

pic

)

Decode a buffered video frame.

Definition at line 702 of file videoout_dvdv.mm.

Referenced by VideoOutputQuartz::PrepareFrame().

void DVDV::ShowFrame

(

)

Draw the most recently decoded video frame to the screen.

Referenced by VideoOutputQuartz::Show().

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Member Data Documentation

struct DVDV_Private* DVDV::d [read, protected]

Definition at line 78 of file videoout_dvdv.h.

Referenced by DecodeFrame(), DrawOSD(), and MoveResize().

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

• videoout_dvdv.h
• videoout_dvdv.mm