/*
* 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 "xaadptbasectx.h"
#include "xaaudioencodercapabilitiesitf.h"
#include "xacapabilitiesmgr.h"

/* XAAudioEncoderCapabilitiesItfImpl* GetImpl
 * Description: Validate interface pointer and cast it to implementation pointer.
 */
static XAAudioEncoderCapabilitiesItfImpl* GetImpl(XAAudioEncoderCapabilitiesItf self)
{
    if( self )
    {
        XAAudioEncoderCapabilitiesItfImpl* impl = (XAAudioEncoderCapabilitiesItfImpl*)(*self);
        if( impl && (impl == impl->self) )
        {
            return impl;
        }
    }
    return NULL;
}

/*****************************************************************************
 * Base interface XAAudioEncoderCapabilitiesItf implementation
 *****************************************************************************/

/* XAresult XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoders
 * Description: Retrieves the available audio encoders.
 */
XAresult XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoders(
                            XAAudioEncoderCapabilitiesItf self,
                            XAuint32* pNumEncoders,
                            XAuint32* pEncoderIds)
{
    XAAudioEncoderCapabilitiesItfImpl* impl = GetImpl(self);
    XAresult res = XA_RESULT_SUCCESS;
    DEBUG_API("->XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoders");
    
    if( !impl || !pNumEncoders )
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        res = XA_RESULT_PARAMETER_INVALID;
    }
    else
    {
        if( pEncoderIds )
        {   /* query array of encoders */
            if( *pNumEncoders < 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 encoder id from adaptation using index value */
                    XACapabilitiesMgr_GetCapsByIdx(impl->capslist, (XACapsType)(XACAP_ENCODER|XACAP_AUDIO), i, &temp);
                    pEncoderIds[i] = temp.xaid;
                }

            pEncoderIds[0] = XA_AUDIOCODEC_AMR;
            pEncoderIds[1] = XA_AUDIOCODEC_AAC;
            pEncoderIds[2] = XA_AUDIOCODEC_PCM;
            }
        }

    /* return number of encoders */
    *pNumEncoders = impl->numCodecs;
    }
    DEBUG_API("<-XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoders");
    return res;
}

/* XAresult XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoderCapabilities
 * Description: Queries for the audio encoders capabilities.
 */
XAresult XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoderCapabilities(
                            XAAudioEncoderCapabilitiesItf self,
                            XAuint32 encoderId,
                            XAuint32 *pIndex,
                            XAAudioCodecDescriptor *pDescriptor)
{
    XAAudioEncoderCapabilitiesItfImpl* impl = GetImpl(self);
    XAresult res = XA_RESULT_SUCCESS;

  
    XACapabilities temp;

    DEBUG_API("->XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoderCapabilities");

    /*if( !impl || !pIndex || !pDescriptor )*/
    /*Removing the pDescriptor because the client can pass
     * it as NULL to query the pIndex for number of Codec/Mode
     * pair capabilities for each encoder */
    if( !impl || !pIndex )
    {
        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
        res = XA_RESULT_PARAMETER_INVALID;
        return res;
    }
    else
    {
    	*pIndex = 1;
        if(!pDescriptor)
            {
            return res;
            }
  	}
    
  	/* query capabilities from adaptation using codec id */
    memset(pDescriptor,0,sizeof(XAAudioCodecDescriptor));
    
    switch (encoderId)
        {
        case XA_AUDIOCODEC_AMR: 
            {
            impl->sampleRateArray[0] = 8000000;

            impl->bitRateArray[0] = 4750;
            impl->bitRateArray[1] = 5150;
            impl->bitRateArray[2] = 5900;
            impl->bitRateArray[3] = 6700;
            impl->bitRateArray[4] = 7400;
            impl->bitRateArray[5] = 7950;
            impl->bitRateArray[6] = 10200;            
            impl->bitRateArray[7] = 12200;

            pDescriptor->maxChannels = 1;
            pDescriptor->minBitsPerSample = 8;
            pDescriptor->maxBitsPerSample = 8;
            pDescriptor->minSampleRate = 8000000;  /*milliHz*/ 
            pDescriptor->maxSampleRate = 8000000;
            pDescriptor->isFreqRangeContinuous=XA_BOOLEAN_FALSE;
            pDescriptor->pSampleRatesSupported = (XAmilliHertz*)(&(impl->sampleRateArray));
            pDescriptor->numSampleRatesSupported = 1;
            pDescriptor->minBitRate=4750;
            pDescriptor->maxBitRate=12200;
            pDescriptor->isBitrateRangeContinuous=XA_BOOLEAN_FALSE;
            pDescriptor->pBitratesSupported = (XAuint32*)(&(impl->bitRateArray));
            pDescriptor->numBitratesSupported = 8;
            pDescriptor->profileSetting = XA_AUDIOPROFILE_AMR;
            pDescriptor->modeSetting = 0;
            }
            break;
        case XA_AUDIOCODEC_AAC: 
            {
            impl->sampleRateArray[0] = 8000000;
            impl->sampleRateArray[1] = 11025000;
            impl->sampleRateArray[2] = 16000000;
            impl->sampleRateArray[3] = 22050000;
            impl->sampleRateArray[4] = 32000000;
            impl->sampleRateArray[5] = 44100000;
            impl->sampleRateArray[6] = 48000000;

            impl->bitRateArray[0] = 32000;
            impl->bitRateArray[1] = 64000;
            impl->bitRateArray[2] = 96000;
            impl->bitRateArray[3] = 128000;
            impl->bitRateArray[4] = 160000;
            impl->bitRateArray[5] = 192000;
            impl->bitRateArray[6] = 224000;            
            impl->bitRateArray[7] = 256000;    
            
            pDescriptor->maxChannels = 2;
            pDescriptor->minBitsPerSample = 16;
            pDescriptor->maxBitsPerSample = 16;
            pDescriptor->minSampleRate = 8000*1000;  /*milliHz*/ 
            pDescriptor->maxSampleRate = 48000 * 1000;
            pDescriptor->isFreqRangeContinuous=XA_BOOLEAN_FALSE;
            pDescriptor->pSampleRatesSupported = (XAmilliHertz*)(&(impl->sampleRateArray));
            pDescriptor->numSampleRatesSupported = 7;
            pDescriptor->minBitRate=32000;
            pDescriptor->maxBitRate=256000;
            pDescriptor->isBitrateRangeContinuous=XA_BOOLEAN_FALSE;
            pDescriptor->pBitratesSupported = (XAuint32*)(&(impl->bitRateArray));
            pDescriptor->numBitratesSupported = 8;
            pDescriptor->profileSetting = XA_AUDIOPROFILE_AAC_AAC;
            pDescriptor->modeSetting = XA_AUDIOMODE_AAC_LC;
            }
            break;
        case XA_AUDIOCODEC_PCM: 
            {
            impl->sampleRateArray[0] = 12000000;
            impl->sampleRateArray[1] = 16000000;
            impl->sampleRateArray[2] = 22050000;
            impl->sampleRateArray[3] = 24000000;
            impl->sampleRateArray[4] = 32000000;
            impl->sampleRateArray[5] = 44100000;
            impl->sampleRateArray[6] = 48000000;
            impl->sampleRateArray[7] = 64000000;
            impl->sampleRateArray[8] = 88200000;
            impl->sampleRateArray[9] = 96000000;

            pDescriptor->maxChannels = 2;
            pDescriptor->minBitsPerSample = 16;
            pDescriptor->maxBitsPerSample = 16;
            pDescriptor->minSampleRate = 8000000;  /*milliHz*/ 
            pDescriptor->maxSampleRate = 96000000;
            pDescriptor->isFreqRangeContinuous=XA_BOOLEAN_FALSE;
            pDescriptor->pSampleRatesSupported = (XAmilliHertz*)(&(impl->sampleRateArray));
            pDescriptor->numSampleRatesSupported = 10;
            pDescriptor->minBitRate= 0;
            pDescriptor->maxBitRate= 0;
            pDescriptor->isBitrateRangeContinuous=XA_BOOLEAN_FALSE;
            pDescriptor->pBitratesSupported = NULL;
            pDescriptor->numBitratesSupported = 0;
            pDescriptor->profileSetting = XA_AUDIOPROFILE_PCM        ;
            pDescriptor->modeSetting = 0;            
            }
            break;
        }
    
    
  
    res = XACapabilitiesMgr_GetCapsById(impl->capslist, (XACapsType)(XACAP_ENCODER|XACAP_AUDIO), encoderId, &temp);
   	if( res == XA_RESULT_SUCCESS )
    {
      XAAudioCodecDescriptor* desc = ((XAAudioCodecDescriptor*)(temp.pEntry));
      /* map applicable values to XAAudioCodecCapabilities */
      pDescriptor->maxChannels = desc->maxChannels;
      pDescriptor->minSampleRate= desc->minSampleRate*1000; /* milliHz */
      if (desc->maxSampleRate < (0xFFFFFFFF / 1000))
      {
          pDescriptor->maxSampleRate = desc->maxSampleRate*1000;
      }
      else
      {
          pDescriptor->maxSampleRate = 0xFFFFFFFF;
      }
      pDescriptor->minBitsPerSample=desc->minBitsPerSample;
      pDescriptor->maxBitsPerSample=desc->maxBitsPerSample;
      pDescriptor->isFreqRangeContinuous=XA_BOOLEAN_TRUE;
      pDescriptor->minBitRate=desc->minBitRate;
      pDescriptor->maxBitRate=desc->maxBitRate;
      pDescriptor->numBitratesSupported = desc->numBitratesSupported;
      pDescriptor->isBitrateRangeContinuous=XA_BOOLEAN_TRUE;
      if (temp.xaid == XA_AUDIOCODEC_PCM )
      {
          pDescriptor->profileSetting=XA_AUDIOPROFILE_PCM;
          pDescriptor->modeSetting=0; /* no chanmode for pcm defined */
      }
      else if (temp.xaid == XA_ADAPTID_VORBIS) /* for ogg */
      {
          if (desc->maxChannels == 1)
          {
              pDescriptor->profileSetting=XA_AUDIOPROFILE_MPEG1_L3;
              pDescriptor->modeSetting=XA_AUDIOCHANMODE_MP3_MONO;
          }
          else
          {
              pDescriptor->profileSetting=XA_AUDIOPROFILE_MPEG2_L3;
              pDescriptor->modeSetting=XA_AUDIOCHANMODE_MP3_STEREO;
          }
      }
      else
      {
          /* do nothing */
      }
      
    }
   	
    DEBUG_API("<-XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoderCapabilities");
    return res;
}


/*****************************************************************************
 * XAAudioEncoderCapabilitiesItfImpl -specific methods
 *****************************************************************************/

/* XAAudioEncoderCapabilitiesItfImpl_Create
 * Description: Allocate and initialize XAAudioEncoderCapabilitiesItfImpl
 */
XAAudioEncoderCapabilitiesItfImpl* XAAudioEncoderCapabilitiesItfImpl_Create(XACapabilities* caps)
{
    XAAudioEncoderCapabilitiesItfImpl* self = (XAAudioEncoderCapabilitiesItfImpl*)
        calloc(1,sizeof(XAAudioEncoderCapabilitiesItfImpl));

    DEBUG_API("->XAAudioEncoderCapabilitiesItfImpl_Create");

    if( self )
    {
        /* init itf default implementation */
        self->itf.GetAudioEncoders =
            XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoders;
        self->itf.GetAudioEncoderCapabilities =
            XAAudioEncoderCapabilitiesItfImpl_GetAudioEncoderCapabilities;
        self->capslist = caps;
  
        /* init variables */
        assert( XACapabilitiesMgr_GetCapsCount( caps, (XACapsType)((XACapsType)(XACAP_ENCODER|XACAP_AUDIO)),
                                  &(self->numCodecs) ) == XA_RESULT_SUCCESS );

        /*self->mmfEngine = (void*)mmf_capability_engine_init();*/
        self->numCodecs = 3;
        self->self = self;
        
    }
    DEBUG_API("<-XAAudioEncoderCapabilitiesItfImpl_Create");
    return self;
}

/* void XAAudioEncoderCapabilitiesItfImpl_Free
 * Description: Free all resources reserved at XAAudioEncoderCapabilitiesItfImpl_Create
 */
void XAAudioEncoderCapabilitiesItfImpl_Free(XAAudioEncoderCapabilitiesItfImpl* self)
{
    DEBUG_API("->XAAudioEncoderCapabilitiesItfImpl_Free");
    assert(self==self->self);
    free(self);
    DEBUG_API("<-XAAudioEncoderCapabilitiesItfImpl_Free");
}