/*
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "Eclipse Public License v1.0"
* which accompanies this distribution, and is available
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
*
* Initial Contributors:
* Nokia Corporation - initial contribution.
*
* Contributors:
*
* Description:
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
#include "xaglobals.h"
#include "xavideodecodercapabilitiesitf.h"
#include "xacapabilitiesmgr.h"
/* XAVideoDecoderCapabilitiesItfImpl* GetImpl
* Description: Validate interface pointer and cast it to implementation pointer.
*/
static XAVideoDecoderCapabilitiesItfImpl* GetImpl(XAVideoDecoderCapabilitiesItf self)
{
if( self )
{
XAVideoDecoderCapabilitiesItfImpl* impl = (XAVideoDecoderCapabilitiesItfImpl*)(*self);
if( impl && (impl == impl->self) )
{
return impl;
}
}
return NULL;
}
/**
* Base interface XAVideoDecoderCapabilitiesItf implementation
**/
/* XAresult XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoders
* Description: Retrieves available video decoders.
*/
XAresult XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoders(
XAVideoDecoderCapabilitiesItf self,
XAuint32* pNumDecoders,
XAuint32* pDecoderIds)
{
XAVideoDecoderCapabilitiesItfImpl* impl = NULL;
XAresult res = XA_RESULT_SUCCESS;
DEBUG_API("->XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoders");
impl = GetImpl(self);
if( !impl || !pNumDecoders )
{
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
res = XA_RESULT_PARAMETER_INVALID;
}
else
{
if( pDecoderIds )
{ /* query array of decoders */
if( *pNumDecoders < impl->numCodecs )
{
DEBUG_ERR("XA_RESULT_BUFFER_INSUFFICIENT");
res = XA_RESULT_BUFFER_INSUFFICIENT;
}
else
{
XAuint32 i = 0;
XACapabilities temp;
for( i=0; i<impl->numCodecs; i++ )
{
/* query decoder id from adaptation using index value */
XACapabilitiesMgr_GetCapsByIdx(NULL, (XACapsType)(XACAP_DECODER|XACAP_VIDEO), i, &temp);
pDecoderIds[i] = temp.xaid;
}
}
}
/* return number of decoders */
*pNumDecoders = impl->numCodecs;
}
DEBUG_API("<-XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoders");
return res;
}
/* XAresult XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoderCapabilities
* Description: Retrieves video decoder capabilities.
*/
XAresult XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoderCapabilities(
XAVideoDecoderCapabilitiesItf self,
XAuint32 decoderId,
XAuint32* pIndex,
XAVideoCodecDescriptor* pDescriptor)
{
XAVideoDecoderCapabilitiesItfImpl* impl = NULL;
XAresult res = XA_RESULT_SUCCESS;
DEBUG_API("->XAVideoDecoderCapabilitiesItfImpl_GetDecoderCapabilities");
impl = GetImpl(self);
if( !impl || !pIndex )
{
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
res = XA_RESULT_PARAMETER_INVALID;
}
else
{
if( !pDescriptor )
{ /* query number of capa structures */
*pIndex = 1;
}
else
{ /* query capabilities */
if( *pIndex >= 1 )
{
DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
res = XA_RESULT_PARAMETER_INVALID;
}
else
{
/* query capabilities from adaptation using codec id */
XACapabilities temp;
memset(pDescriptor,0,sizeof(XAVideoCodecDescriptor));
res = XACapabilitiesMgr_GetCapsById(NULL, (XACapsType)(XACAP_DECODER|XACAP_VIDEO), decoderId, &temp);
if( res == XA_RESULT_SUCCESS )
{
XAVideoCodecDescriptor* desc = (XAVideoCodecDescriptor*)(&temp.pEntry);
/* map applicable values to XAVideoCodecCapabilities */
pDescriptor->codecId = temp.xaid;
pDescriptor->maxWidth = desc->maxWidth;
pDescriptor->maxHeight = desc->maxHeight;
pDescriptor->maxFrameRate = (desc->maxFrameRate & 0xffff)<<16;
pDescriptor->maxBitRate = desc->maxBitRate;
/*other caps undefined*/
pDescriptor->rateControlSupported = 0; /* reserved in decoders */
pDescriptor->profileSetting = 0; /* unknown for theora or motionjpeg */
pDescriptor->levelSetting = 0; /* unknown for theora or motionjpeg */
}
}
}
}
DEBUG_API("<-XAVideoDecoderCapabilitiesItfImpl_GetDecoderCapabilities");
return res;
}
/**
* XAVideoDecoderCapabilitiesItfImpl -specific methods
**/
/* XAVideoDecoderCapabilitiesItfImpl_Create
* Description: Allocate and initialize XAVideoDecoderCapabilitiesItfImpl
*/
XAVideoDecoderCapabilitiesItfImpl* XAVideoDecoderCapabilitiesItfImpl_Create()
{
XAVideoDecoderCapabilitiesItfImpl* self = (XAVideoDecoderCapabilitiesItfImpl*)
calloc(1,sizeof(XAVideoDecoderCapabilitiesItfImpl));
DEBUG_API("->XAVideoDecoderCapabilitiesItfImpl_Create");
if( self )
{
/* init itf default implementation */
self->itf.GetVideoDecoders =
XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoders;
self->itf.GetVideoDecoderCapabilities =
XAVideoDecoderCapabilitiesItfImpl_GetVideoDecoderCapabilities;
/* init variables */
assert( XACapabilitiesMgr_GetCapsCount( NULL, (XACapsType)(XACAP_DECODER|XACAP_VIDEO),
&(self->numCodecs) ) == XA_RESULT_SUCCESS );
self->self = self;
}
DEBUG_API("<-XAVideoDecoderCapabilitiesItfImpl_Create");
return self;
}
/* void XAVideoDecoderCapabilitiesItfImpl_Free
* Description: Free all resources reserved at XAVideoDecoderCapabilitiesItfImpl_Create
*/
void XAVideoDecoderCapabilitiesItfImpl_Free(XAVideoDecoderCapabilitiesItfImpl* self)
{
DEBUG_API("->XAVideoDecoderCapabilitiesItfImpl_Free");
assert(self==self->self);
free(self);
DEBUG_API("<-XAVideoDecoderCapabilitiesItfImpl_Free");
}