Video Transformations functions. More...

#include <techtype.h>
#include <dbgfuncs.h>
#include "stbvtc.h"
#include "stbhwav.h"
#include "stbheap.h"
#include "stbhwos.h"
#include "stbhwosd.h"
#include "vtc.h"

Macros
#define	STB_VT_PRINT(x)

Functions
void	STB_VTInitialise (void)
	Initialise the VTC module. More...

void	STB_VTSetVideoAlignmentPref (E_VIDEO_ASPECT_MODE alignment)
	Set video alignment preference. More...

void	STB_VTCSetCustomModeCallback (F_VT_CUSTOM_MODE_CALLBACK callback)
	Sets the callback used to control the format conversion when the aspect mode set by STB_VTSetVideoAlignmentPref is ASPECT_MODE_CUSTOM. More...

void	STB_VTSetVideoOutput (S_RECTANGLE *output)
	DVBCore application output window for entire video. More...

void	STB_VTSetMhegEnable (BOOLEAN enable)
	Turn on or off MHEG5 scaling calculation. More...

void	STB_VTSetMhegScalingResolution (U16BIT width, U16BIT height)
	Set Mheg scaling resolution for video. More...

void	STB_VTSetMhegVideoScaling (S_RECTANGLE *scaling)
	Set Mheg video scaling. More...

E_ASPECT_RATIO	STB_VTGetDisplayAspectRatio (void)
	Get display aspect ratio. More...

void	STB_VTSetDisplayAspectRatio (E_ASPECT_RATIO aspect_ratio)
	Set display aspect ratio. More...

void	STB_VTSetMhegAspectRatio (E_ASPECT_RATIO aspect_ratio)
	Set scene aspect ratio (MHEG-5 specific) More...

void	STB_VTSetMhegVideoAlignment (E_VIDEO_ASPECT_MODE mode)
	Set MHEG5 widescreen alignment. More...

void	STB_VTSetHbbtvEnable (BOOLEAN enable)
	Turn on or off HBBTV scaling calculation. More...

void	STB_VTSetHbbtvVideoWindow (S_RECTANGLE *rect)
	Set video scaling by HBBTV. More...

void	STB_VTSetVideoPrefChangedCallback (void(callback)(void ), void *user_data)
	Set video preferences change callback. More...

void	STB_VTSetVideoRatioCallback (F_NOTIFY_VIDEO_AR ar)
	Set video preferences change callback. More...

E_FORMAT_CONVERSION	STB_VTGetDecoderFormatConversion (void)
	Return the current decoder format conversion. More...

void	STB_VTGetVideoResolution (U16BIT width, U16BIT height)
	Return the current video resolution. More...

E_ASPECT_RATIO	STB_VTGetVideoAspectRatio (void)
	Return the current video aspect ratio. More...

Detailed Description

Video Transformations functions.

Date: 28/02/2012

Author: Ocean Blue

Function Documentation

void STB_VTCSetCustomModeCallback ( F_VT_CUSTOM_MODE_CALLBACK callback )

Sets the callback used to control the format conversion when the aspect mode set by STB_VTSetVideoAlignmentPref is ASPECT_MODE_CUSTOM.

Parameters

callback Function used by the VTC module to determine what format conversion needs to be applied.

E_FORMAT_CONVERSION STB_VTGetDecoderFormatConversion ( void )

Return the current decoder format conversion.

Returns: The current format conversion

E_ASPECT_RATIO STB_VTGetDisplayAspectRatio ( void )

Get display aspect ratio.

Parameters

aspect_ratio - display aspect ratio

Returns: None

E_ASPECT_RATIO STB_VTGetVideoAspectRatio ( void )

Return the current video aspect ratio.

Returns: E_ASPECT_RATIO aspect ratio

void STB_VTGetVideoResolution	(	U16BIT *	width,
		U16BIT *	height
	)

Return the current video resolution.

Parameters

width	- video width
height	- video height

Returns: None

void STB_VTInitialise ( void )

Initialise the VTC module.

Parameters

None

Returns: None

void STB_VTSetDisplayAspectRatio ( E_ASPECT_RATIO aspect_ratio )

Set display aspect ratio.

Parameters

aspect_ratio - display aspect ratio

Returns: None

void STB_VTSetHbbtvEnable ( BOOLEAN enable )

Turn on or off HBBTV scaling calculation.

Parameters

enable TRUE - turn on MHEG5 calculations

Returns: None

void STB_VTSetHbbtvVideoWindow ( S_RECTANGLE * rect )

Set video scaling by HBBTV.

Parameters

rect	output window rectangle

Returns: None

void STB_VTSetMhegAspectRatio ( E_ASPECT_RATIO aspect_ratio )

Set scene aspect ratio (MHEG-5 specific)

Parameters

aspect_ratio - scene aspect ratio

Returns: None

void STB_VTSetMhegEnable ( BOOLEAN enable )

Turn on or off MHEG5 scaling calculation.

Parameters

enable TRUE - turn on MHEG5 calculations

Returns: None

void STB_VTSetMhegScalingResolution	(	U16BIT	width,
		U16BIT	height
	)

Set Mheg scaling resolution for video.

Set MHEG5 scaling resolution for video.

Parameters

width	- width resolution
height	- height resolution

Returns: None

void STB_VTSetMhegVideoAlignment ( E_VIDEO_ASPECT_MODE mode )

Set MHEG5 widescreen alignment.

Parameters

mode	- widescreen alignment mode

Returns: None

void STB_VTSetMhegVideoScaling ( S_RECTANGLE * scaling )

Set Mheg video scaling.

Set video scaling by MHEG5.

Parameters

scaling - scaling transformation (offset, size)

Returns: None

void STB_VTSetVideoAlignmentPref ( E_VIDEO_ASPECT_MODE alignment )

Set video alignment preference.

Parameters

pref	- video alignment

Returns: None

void STB_VTSetVideoOutput ( S_RECTANGLE * output )

DVBCore application output window for entire video.

Parameters

output - output video rectangle. NULL means full-screen, unless MHEG says duifferently.

Returns: None

void STB_VTSetVideoPrefChangedCallback	(	void()(void )	callback,
		void *	user_data
	)

Set video preferences change callback.

The callback function is called when video transformation is changed as a result of a user preference change (only).

Parameters

callback	- callback for notification
user_data	- user data for the callback

Returns: None

void STB_VTSetVideoRatioCallback ( F_NOTIFY_VIDEO_AR ar )

Set video preferences change callback.

The callback function is called when video transformation is changed as a result of a user preference change (only).

Parameters

callback	- callback for notification
user_data	- user data for the callback

Returns: None

Macros

Functions

Detailed Description

Function Documentation