khronosfws/openmax_al/src/engine/xaaudioencodercapabilitiesitf.c
branchRCL_3
changeset 19 095bea5f582e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/engine/xaaudioencodercapabilitiesitf.c	Tue Aug 31 15:43:02 2010 +0300
@@ -0,0 +1,224 @@
+/*
+ * 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: Audio Encoder capabilities Itf Implementation
+ *
+ */
+
+#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));
+ 
+    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 ; /* milliHz */
+        if (desc->maxSampleRate < (0xFFFFFFFF))
+            {
+            pDescriptor->maxSampleRate = desc->maxSampleRate;
+            }
+        else
+            {
+            pDescriptor->maxSampleRate = 0xFFFFFFFF;
+            }
+        pDescriptor->minBitsPerSample = desc->minBitsPerSample;
+        pDescriptor->maxBitsPerSample = desc->maxBitsPerSample;
+      pDescriptor->isFreqRangeContinuous=desc->isFreqRangeContinuous;
+        pDescriptor->minBitRate = desc->minBitRate;
+        pDescriptor->maxBitRate = desc->maxBitRate;
+        pDescriptor->numBitratesSupported = desc->numBitratesSupported;
+      pDescriptor->isBitrateRangeContinuous=desc->isBitrateRangeContinuous;
+      pDescriptor->profileSetting=desc->profileSetting;
+      pDescriptor->modeSetting=desc->modeSetting; /* no chanmode for pcm defined */
+    }
+      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");
+    }