--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/khronosfws/openmax_al/src/mediaplayer/xaseekitf.c	Tue Aug 31 15:43:02 2010 +0300
@@ -0,0 +1,251 @@
+/*
+ * 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: Seek Itf Implementation
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include "xaseekitf.h"
+#include "xathreadsafety.h"
+#include "xaplayitfadaptationmmf.h"
+#include "xaseekitfadaptationmmf.h"
+/**
+ * XASeekItfImpl* GetImpl(XASeekItf self)
+ * Description: Validate interface pointer and cast it to implementation pointer.
+ */
+static XASeekItfImpl* GetImpl(XASeekItf self)
+    {
+    if (self)
+        {
+        XASeekItfImpl* impl = (XASeekItfImpl*) (*self);
+        if (impl && impl == impl->self)
+            {
+            return impl;
+            }
+        }
+    return NULL;
+    }
+
+/**
+ * Base interface XASeekItf implementation
+ */
+
+/**
+ * XAresult XASeekItfImpl_SetPosition(XASeekItf self, XAmillisecond pos,
+ *                                    XAuint32 seekMode)
+ * Description: Sets the position of the playback head.
+ **/
+XAresult XASeekItfImpl_SetPosition(XASeekItf self, XAmillisecond pos,
+        XAuint32 seekMode)
+    {
+    XAresult ret = XA_RESULT_SUCCESS;
+    XAmillisecond duration = 0;
+    XASeekItfImpl* impl = GetImpl(self);
+    DEBUG_API("->XASeekItfImpl_SetPosition");
+    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );
+
+    if (!impl)
+        {
+        /* invalid parameter */
+        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XASeekItfImpl_SetPosition");
+        return XA_RESULT_PARAMETER_INVALID;
+        }
+
+    if (impl->adapCtx->fwtype == FWMgrFWMMF)
+        {
+        /* Get duration of the content */
+        if (XAPlayItfAdaptMMF_GetDuration(
+                (XAAdaptationBaseCtx*) impl->adapCtx, &duration)
+                != XA_RESULT_SUCCESS)
+            {
+            /* invalid parameter */
+            XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+            DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+            DEBUG_API("<-XASeekItfImpl_SetPosition");
+            return XA_RESULT_PARAMETER_INVALID;
+            }
+        if (pos > duration)
+            {
+            /* invalid parameter */
+            XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+            DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+            DEBUG_API("<-XASeekItfImpl_SetPosition");
+            return XA_RESULT_PARAMETER_INVALID;
+            }
+
+        if (seekMode != XA_SEEKMODE_FAST && seekMode != XA_SEEKMODE_ACCURATE)
+            {
+            /* seek mode unsupported */
+            XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+            DEBUG_ERR("XA_RESULT_FEATURE_UNSUPPORTED");
+            DEBUG_API("<-XASeekItfImpl_SetPosition");
+            return XA_RESULT_FEATURE_UNSUPPORTED;
+            }
+
+        ret = XASeekItfAdaptMMF_SetPosition(impl->adapCtx, pos, seekMode);
+        if (ret == XA_RESULT_SUCCESS)
+            {
+            impl->playbackPosition = pos;
+            impl->seekMode = seekMode;
+            }
+        }
+
+    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+    DEBUG_API("<-XASeekItfImpl_SetPosition");
+    return ret;
+    }
+
+/**
+ * XAresult XASeekItfImpl_SetLoop(XASeekItf self, XAboolean loopEnable,
+ *                                XAmillisecond startPos, XAmillisecond endPos)
+ * Description: Enables or disables looping and sets the start and end points of looping.
+ **/
+XAresult XASeekItfImpl_SetLoop(XASeekItf self, XAboolean loopEnable,
+        XAmillisecond startPos, XAmillisecond endPos)
+    {
+    XAresult ret = XA_RESULT_SUCCESS;
+    XAmillisecond duration = 0;
+    XASeekItfImpl* impl = GetImpl(self);
+    DEBUG_API_A2("->XASeekItfImpl_SetLoop, startPos:%lu, endPos:%lu", startPos, endPos);
+    XA_IMPL_THREAD_SAFETY_ENTRY( XATSMediaPlayer );
+
+    if (!impl || (startPos > endPos))
+        {
+        /* invalid parameter */
+        XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XASeekItfImpl_SetLoop");
+        return XA_RESULT_PARAMETER_INVALID;
+        }
+
+    if (impl->adapCtx->fwtype == FWMgrFWMMF)
+        {
+        /* Get duration of the content */
+        if (XAPlayItfAdaptMMF_GetDuration(
+                (XAAdaptationBaseCtx*) impl->adapCtx, &duration)
+                != XA_RESULT_SUCCESS)
+            {
+            /* invalid parameter */
+            XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+            DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+            DEBUG_API("<-XASeekItfImpl_SetLoop");
+            return XA_RESULT_PARAMETER_INVALID;
+            }
+        if (endPos > duration && endPos != XA_TIME_UNKNOWN)
+            {
+            /* invalid parameter */
+            XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+            DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+            DEBUG_API("<-XASeekItfImpl_SetLoop");
+            return XA_RESULT_PARAMETER_INVALID;
+            }
+
+        ret = XASeekItfAdaptMMF_SetLoop(impl->adapCtx, loopEnable, startPos,
+                endPos);
+        if (ret == XA_RESULT_SUCCESS)
+            {
+            impl->loopEnable = loopEnable;
+            impl->startPos = startPos;
+            impl->endPos = endPos;
+            }
+        }
+
+    XA_IMPL_THREAD_SAFETY_EXIT( XATSMediaPlayer );
+    DEBUG_API("<-XASeekItfImpl_SetLoop");
+    return ret;
+    }
+
+/**
+ * XAresult XASeekItfImpl_GetLoop(XASeekItf self, XAboolean *pLoopEnabled,
+ *                                XAmillisecond *pStartPos,
+ *                                XAmillisecond *pEndPos)
+ * Description: Queries whether looping is enabled or disabled, and retrieves loop points.
+ **/
+XAresult XASeekItfImpl_GetLoop(XASeekItf self, XAboolean *pLoopEnabled,
+        XAmillisecond *pStartPos, XAmillisecond *pEndPos)
+    {
+    XAresult ret = XA_RESULT_SUCCESS;
+
+    XASeekItfImpl* impl = GetImpl(self);
+    DEBUG_API("->XASeekItfImpl_GetLoop");
+
+    if (!impl || !pLoopEnabled || !pStartPos || !pEndPos)
+        {
+        DEBUG_ERR("XA_RESULT_PARAMETER_INVALID");
+        DEBUG_API("<-XASeekItfImpl_GetLoop");
+        /* invalid parameter */
+        return XA_RESULT_PARAMETER_INVALID;
+        }
+
+    *pLoopEnabled = impl->loopEnable;
+    *pStartPos = impl->startPos;
+    *pEndPos = impl->endPos;
+
+    DEBUG_API("<-XASeekItfImpl_GetLoop");
+    return ret;
+    }
+
+/**
+ * XASeekItfImpl -specific methods
+ **/
+
+/**
+ * XASeekItfImpl* XASeekItfImpl_Create()
+ * Description: Allocate and initialize SeekItfImpl.
+ **/
+XASeekItfImpl* XASeekItfImpl_Create(XAMediaPlayerImpl* impl)
+    {
+    XASeekItfImpl *self = (XASeekItfImpl*) calloc(1, sizeof(XASeekItfImpl));
+    DEBUG_API("->XASeekItfImpl_Create");
+    if (self)
+        {
+        /* init itf default implementation */
+        self->itf.GetLoop = XASeekItfImpl_GetLoop;
+        self->itf.SetLoop = XASeekItfImpl_SetLoop;
+        self->itf.SetPosition = XASeekItfImpl_SetPosition;
+
+        /* init variables */
+        self->playbackPosition = 0;
+        self->seekMode = 0;
+        self->loopEnable = XA_BOOLEAN_FALSE;
+        self->startPos = 0;
+        self->endPos = 0;
+
+        self->adapCtx = impl->curAdaptCtx;
+
+        self->self = self;
+        }
+    DEBUG_API("<-XASeekItfImpl_Create");
+    return self;
+    }
+
+/**
+ * void XASeekItfImpl_Free(XASeekItfImpl* self)
+ * Description: Free all resources reserved at XASeekItfImpl_Create.
+ **/
+void XASeekItfImpl_Free(XASeekItfImpl* self)
+    {
+    DEBUG_API("->XASeekItfImpl_Free");
+    if(self)
+        {
+        assert(self==self->self);
+        free(self);
+        }
+    DEBUG_API("<-XASeekItfImpl_Free");
+    }