qtms/src/qtmsmembuffer.cpp
branchRCL_3
changeset 24 6c1dfe4da5dd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtms/src/qtmsmembuffer.cpp	Tue Aug 31 15:41:40 2010 +0300
@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2010 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: QT Bindings for TMS
+ *
+ */
+
+#include <qtms.h>
+#include <tmsbuffer.h>
+#include "tmsutility.h"
+#include "qtmsmembuffer.h"
+
+using namespace QTMS;
+using namespace TMS;
+
+QTMSMemBuffer::QTMSMemBuffer()
+{
+    iTmsBuffer = NULL;
+    iOwnsBuffer = FALSE;
+}
+
+QTMSMemBuffer::~QTMSMemBuffer()
+{
+    if (iOwnsBuffer) {
+        free(iDataPtr);
+    }
+}
+
+gint QTMSMemBuffer::Create(QTMSBuffer*& buffer, TMS::TMSBuffer*& tmsbuffer)
+{
+    gint ret(QTMS_RESULT_INSUFFICIENT_MEMORY);
+    TRACE_PRN_FN_ENT;
+    QTMSMemBuffer* self = new QTMSMemBuffer();
+    if (self) {
+        self->iTmsBuffer = tmsbuffer;
+        tmsbuffer->GetDataPtr(self->iDataPtr);
+        tmsbuffer->GetDataSize(self->iBufferSize);
+        tmsbuffer->GetTimeStamp(self->iTimeStamp);
+        self->iOwnsBuffer = FALSE;
+        ret = QTMS_RESULT_SUCCESS;
+    }
+    buffer = self;
+    TRACE_PRN_FN_EXT;
+    return ret;
+}
+
+gint QTMSMemBuffer::GetType(QTMSBufferType& buffertype)
+{
+    gint ret(TMS_RESULT_SUCCESS);
+    buffertype = QTMS_BUFFER_MEMORY;
+    return ret;
+}
+
+/**
+ * Gets the timestamp on the Buffer so that the framework can
+ * determine the time at which this buffer has to be rendered
+ * by the output device sink.
+ *
+ * @param ts timestamp in microseconds
+ *
+ */
+gint QTMSMemBuffer::GetTimeStamp(guint64& ts)
+{
+    gint ret(QTMS_RESULT_SUCCESS);
+    ts = iTimeStamp;
+    return ret;
+}
+
+/**
+ * Sets the timestamp on the Buffer so that the framework can
+ * determine the time at which this buffer has to be rendered
+ * by the output device sink.
+ *
+ * @param ts timestamp in milliseconds
+ *
+ */
+gint QTMSMemBuffer::SetTimeStamp(const guint64 ts)
+{
+    gint ret(QTMS_RESULT_SUCCESS);
+    iTimeStamp = ts;
+    ret = iTmsBuffer->SetTimeStamp(ts);
+    return ret;
+}
+
+/**
+ * Gets the size of data in the buffer specified by the client.
+ *
+ * @param size size of data in bytes
+ *
+ */
+gint QTMSMemBuffer::GetDataSize(guint& size)
+{
+    gint ret(QTMS_RESULT_SUCCESS);
+    size = iBufferSize;
+    return ret;
+}
+
+/**
+ * Sets the size of data in the buffer after the client fill it.
+ *
+ * @param size size of data in bytes
+ *
+ */
+gint QTMSMemBuffer::SetDataSize(const guint size)
+{
+    gint ret(QTMS_RESULT_SUCCESS);
+    ret = iTmsBuffer->SetDataSize(size);
+    iBufferSize = size; //TODO: should realloc when new size > old size (?)
+    return ret;
+}
+
+/**
+ * Gets the pointer to the memory location associated with this
+ * buffer where the data is stored.
+ *
+ * @param bufptr ptr to the data stored in the buffer.
+ *
+ */
+gint QTMSMemBuffer::GetDataPtr(guint8*& bufptr)
+{
+    gint ret(QTMS_RESULT_SUCCESS);
+    bufptr = iDataPtr;
+    return ret;
+}
+