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      1 /*
      2  * Copyright 2016, The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *     http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 //#define LOG_NDEBUG 0
     18 #define LOG_TAG "MediaCodecBuffer"
     19 #include <utils/Log.h>
     20 
     21 #include <media/MediaCodecBuffer.h>
     22 #include <media/stagefright/foundation/ABuffer.h>
     23 #include <media/stagefright/foundation/AMessage.h>
     24 
     25 namespace android {
     26 
     27 MediaCodecBuffer::MediaCodecBuffer(const sp<AMessage> &format, const sp<ABuffer> &buffer)
     28     : mMeta(new AMessage),
     29       mFormat(format),
     30       mBuffer(buffer) {
     31 }
     32 
     33 // ABuffer-like interface
     34 uint8_t *MediaCodecBuffer::base() {
     35     return mBuffer->base();
     36 }
     37 
     38 uint8_t *MediaCodecBuffer::data() {
     39     return mBuffer->data();
     40 }
     41 
     42 size_t MediaCodecBuffer::capacity() const {
     43     return mBuffer->capacity();
     44 }
     45 
     46 size_t MediaCodecBuffer::size() const {
     47     return mBuffer->size();
     48 }
     49 
     50 size_t MediaCodecBuffer::offset() const {
     51     return mBuffer->offset();
     52 }
     53 
     54 status_t MediaCodecBuffer::setRange(size_t offset, size_t size) {
     55     mBuffer->setRange(offset, size);
     56     return OK;
     57 }
     58 
     59 sp<AMessage> MediaCodecBuffer::meta() {
     60     return mMeta;
     61 }
     62 
     63 sp<AMessage> MediaCodecBuffer::format() {
     64     return mFormat;
     65 }
     66 
     67 void MediaCodecBuffer::setFormat(const sp<AMessage> &format) {
     68     mMeta->clear();
     69     mFormat = format;
     70 }
     71 
     72 }  // namespace android
     73