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/*************************************************************************
This software module was originally developed by
Ming-Chieh Lee (mingcl@microsoft.com), Microsoft Corporation
Wei-ge Chen (wchen@microsoft.com), Microsoft Corporation
Bruce Lin (blin@microsoft.com), Microsoft Corporation
Chuang Gu (chuanggu@microsoft.com), Microsoft Corporation
(date: March, 1996)
in the course of development of the MPEG-4 Video (ISO/IEC 14496-2).
This software module is an implementation of a part of one or more MPEG-4 Video tools
as specified by the MPEG-4 Video.
ISO/IEC gives users of the MPEG-4 Video free license to this software module or modifications
thereof for use in hardware or software products claiming conformance to the MPEG-4 Video.
Those intending to use this software module in hardware or software products are advised that its use may infringe existing patents.
The original developer of this software module and his/her company,
the subsequent editors and their companies,
and ISO/IEC have no liability for use of this software module or modifications thereof in an implementation.
Copyright is not released for non MPEG-4 Video conforming products.
Microsoft retains full right to use the code for his/her own purpose,
assign or donate the code to a third party and to inhibit third parties from using the code for non <MPEG standard> conforming products.
This copyright notice must be included in all copies or derivative works.
Copyright (c) 1996, 1997.
Module Name:
yuva.hpp
Abstract:
YUVA (4:2:0) VOP
Revision History:
*************************************************************************/
#include "typeapi.h"
#ifdef __MFC_
#ifdef _DEBUG
#undef THIS_FILE
static char BASED_CODE THIS_FILE[] = __FILE__;
#endif
#define new DEBUG_NEW
#endif // __MFC_
CVOPU8YUVBA::~CVOPU8YUVBA ()
{
delete m_puciY;
delete m_puciU;
delete m_puciV;
delete m_puciBY;
delete m_puciBUV;
delete m_puciA;
}
Void CVOPU8YUVBA::constructFromVOPU8 (const CVOPU8YUVBA& vopf, const CRct& rc)
{
if (rc.valid ()) {
m_rctY = rc;
m_rctUV = m_rctY.downSampleBy2 ();
m_puciY = new CU8Image (*vopf.getPlane (Y_PLANE), m_rctY);
m_puciU = new CU8Image (*vopf.getPlane (U_PLANE), m_rctUV);
m_puciV = new CU8Image (*vopf.getPlane (V_PLANE), m_rctUV);
m_ppxlcY = (PixelC*) m_puciY->pixels ();
m_ppxlcU = (PixelC*) m_puciU->pixels ();
m_ppxlcV = (PixelC*) m_puciV->pixels ();
if (m_fAUsage != RECTANGLE) {
m_puciBY = new CU8Image (*vopf.getPlane (BY_PLANE), m_rctY);
m_ppxlcBY = (PixelC*) m_puciBY->pixels ();
m_puciBUV = new CU8Image (*vopf.getPlane (BUV_PLANE), m_rctUV);
m_ppxlcBUV = (PixelC*) m_puciBUV->pixels ();
assert (m_puciBY != NULL);
assert (m_puciBUV != NULL);
if (m_fAUsage == EIGHT_BIT) {
m_puciA = new CU8Image (*vopf.getPlane (A_PLANE), m_rctY);
assert (m_puciA != NULL);
m_ppxlcA = (PixelC*) m_puciA->pixels ();
}
}
}
else {
m_rctY = vopf.whereY ();
m_rctUV = vopf.whereUV ();
m_puciY = new CU8Image (*vopf.getPlane (Y_PLANE));
m_puciU = new CU8Image (*vopf.getPlane (U_PLANE));
m_puciV = new CU8Image (*vopf.getPlane (V_PLANE));
m_ppxlcY = (PixelC*) m_puciY->pixels ();
m_ppxlcU = (PixelC*) m_puciU->pixels ();
m_ppxlcV = (PixelC*) m_puciV->pixels ();
if (m_fAUsage != RECTANGLE) {
m_puciBY = new CU8Image (*vopf.getPlane (BY_PLANE));
m_ppxlcBY = (PixelC*) m_puciBY->pixels ();
m_puciBUV = new CU8Image (*vopf.getPlane (BUV_PLANE));
m_ppxlcBUV = (PixelC*) m_puciBUV->pixels ();
assert (m_puciBY != NULL);
assert (m_puciBUV != NULL);
if (m_fAUsage == EIGHT_BIT) {
m_puciA = new CU8Image (*vopf.getPlane (A_PLANE));
assert (m_puciA != NULL);
m_ppxlcA = (PixelC*) m_puciA->pixels ();
}
}
}
assert (m_puciY != NULL);
assert (m_puciU != NULL);
assert (m_puciV != NULL);
}
CVOPU8YUVBA::CVOPU8YUVBA (const CVOPU8YUVBA& vopf, AlphaUsage fAUsage, const CRct& rc)
{
m_fAUsage = fAUsage;
m_puciY = NULL;
m_puciU = NULL;
m_puciV = NULL;
m_puciBY = NULL;
m_puciBUV = NULL;
m_puciA = NULL;
constructFromVOPU8 (vopf, rc);
}
CVOPU8YUVBA::CVOPU8YUVBA (const CVOPU8YU
VBA& vopf, const CRct& rc) :
m_puciY (NULL), m_puciU (NULL), m_puciV (NULL), m_puciBY (NULL), m_puciBUV (NULL), m_puciA (NULL)
{
m_fAUsage = vopf.fAUsage ();
c