diff options
author | Andreas Huber <andih@google.com> | 2010-06-07 10:18:57 -0700 |
---|---|---|
committer | Andreas Huber <andih@google.com> | 2010-06-07 10:22:07 -0700 |
commit | 72961230a5890071bcca436eb5630172ce84ec41 (patch) | |
tree | a699be99c292a92bda91f7eca5671a5817488447 /media/libstagefright/foundation/ABuffer.cpp | |
parent | cbbf27f76b4798cbd91feb70d7555dac0cbf85cb (diff) | |
download | frameworks_av-72961230a5890071bcca436eb5630172ce84ec41.zip frameworks_av-72961230a5890071bcca436eb5630172ce84ec41.tar.gz frameworks_av-72961230a5890071bcca436eb5630172ce84ec41.tar.bz2 |
Initial checkin of "foundation" library for future stagefright development.
Change-Id: I11714dcaa647d0437a13e4c5b953b35e712da8f3
Diffstat (limited to 'media/libstagefright/foundation/ABuffer.cpp')
-rw-r--r-- | media/libstagefright/foundation/ABuffer.cpp | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/media/libstagefright/foundation/ABuffer.cpp b/media/libstagefright/foundation/ABuffer.cpp new file mode 100644 index 0000000..6173db4 --- /dev/null +++ b/media/libstagefright/foundation/ABuffer.cpp @@ -0,0 +1,76 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "ABuffer.h" + +#include "ADebug.h" +#include "ALooper.h" +#include "AMessage.h" + +namespace android { + +ABuffer::ABuffer(size_t capacity) + : mData(malloc(capacity)), + mCapacity(capacity), + mRangeOffset(0), + mRangeLength(capacity), + mInt32Data(0), + mOwnsData(true) { +} + +ABuffer::ABuffer(void *data, size_t capacity) + : mData(data), + mCapacity(capacity), + mRangeOffset(0), + mRangeLength(capacity), + mInt32Data(0), + mOwnsData(false) { +} + +ABuffer::~ABuffer() { + if (mOwnsData) { + if (mData != NULL) { + free(mData); + mData = NULL; + } + } + + if (mFarewell != NULL) { + mFarewell->post(); + } +} + +void ABuffer::setRange(size_t offset, size_t size) { + CHECK_LE(offset, mCapacity); + CHECK_LE(offset + size, mCapacity); + + mRangeOffset = offset; + mRangeLength = size; +} + +void ABuffer::setFarewellMessage(const sp<AMessage> msg) { + mFarewell = msg; +} + +sp<AMessage> ABuffer::meta() { + if (mMeta == NULL) { + mMeta = new AMessage; + } + return mMeta; +} + +} // namespace android + |