1 /*

     2 * Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  This class has JNI wrappers for CMMASourceStream

    15 *

    16 */

    17 

    18 

    19 //#include "jutils.h"

    20 //#include "mmapiutils.h"

    21 #include "com_nokia_microedition_media_protocol_SourceStreamReader.h"

    22 #include "cmmasourcestream.h"

    23 #include "mmafunctionserver.h"

    24 

    25 // If eventsource is already disposed, then do nothing

    26 #define CHECK_HANDLE(x, j) { if ( !( x ) || ( ( x )->Players().Count() == 0 ) ) { return ( j ); } }

    27 LOCAL_C void WriteDataL(TInt aSourceStream,

    28                         TInt aPlayer,

    29                         MMAFunctionServer* aEventSource,

    30                         const TUint8* aData,

    31                         TInt aLength,

    32                         TInt aState)

    33 {

    34     if (!aEventSource->FindPlayer(aPlayer))

    35     {

    36         // Native object was already deleted

    37         User::Leave(KErrBadHandle);

    38     }

    39     CMMASourceStream* sourceStream =

    40         reinterpret_cast< CMMASourceStream *>(aSourceStream);

    41 

    42     sourceStream->WriteL(aData, aLength, aState);

    43     LOG(EJavaMMAPI, EInfo, "jni SourceStreamReader.cpp: WriteDataL() -");

    44 }

    45 

    46 JNIEXPORT jint JNICALL Java_com_nokia_microedition_media_protocol_SourceStreamReader__1write

    47 (JNIEnv* aJni, jclass, jint aSourceStream, jint aEventSource,

    48  jbyteArray aData, jint aLength, jint aState, jint aPlayerHandle)

    49 {

    50     LOG(EJavaMMAPI, EInfo, "SourceStreamReaderjni_write");

    51     MMAFunctionServer* eventSource =

    52         reinterpret_cast< MMAFunctionServer* >(aEventSource);

    53 

    54     CHECK_HANDLE(eventSource, KErrNone);

    55 

    56     jbyte* data = aJni->GetByteArrayElements(aData, NULL);

    57     LOG2(EJavaMMAPI, EInfo, "SourceStreamReaderjni_write , length = %d,state = %d",(TInt)aLength,(TInt)aState);

    58     TInt err = eventSource->ExecuteTrap(&WriteDataL,

    59                                         aSourceStream,

    60                                         aPlayerHandle,

    61                                         eventSource,

    62                                         (const TUint8*)data,

    63                                         aLength,

    64                                         aState);

    65     ELOG1(EJavaMMAPI, "SourceStreamReaderjni_write , err = %d",err);

    66     aJni->ReleaseByteArrayElements(aData, data, JNI_ABORT);

    67     return err;

    68 }

    69 

    70 // END OF FILE