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      1 /*
      2  * Copyright (C) 2009 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 #include <media/stagefright/MediaSource.h>
     18 
     19 namespace android {
     20 
     21 MediaSource::MediaSource() {}
     22 
     23 MediaSource::~MediaSource() {}
     24 
     25 ////////////////////////////////////////////////////////////////////////////////
     26 
     27 MediaSource::ReadOptions::ReadOptions() {
     28     reset();
     29 }
     30 
     31 void MediaSource::ReadOptions::reset() {
     32     mOptions = 0;
     33     mSeekTimeUs = 0;
     34     mLatenessUs = 0;
     35     mSkipFrameUntilTimeUs = 0;
     36 }
     37 
     38 void MediaSource::ReadOptions::setSeekTo(int64_t time_us, SeekMode mode) {
     39     mOptions |= kSeekTo_Option;
     40     mSeekTimeUs = time_us;
     41     mSeekMode = mode;
     42 }
     43 
     44 void MediaSource::ReadOptions::clearSeekTo() {
     45     mOptions &= ~kSeekTo_Option;
     46     mSeekTimeUs = 0;
     47     mSeekMode = SEEK_CLOSEST_SYNC;
     48 }
     49 
     50 bool MediaSource::ReadOptions::getSeekTo(
     51         int64_t *time_us, SeekMode *mode) const {
     52     *time_us = mSeekTimeUs;
     53     *mode = mSeekMode;
     54     return (mOptions & kSeekTo_Option) != 0;
     55 }
     56 
     57 void MediaSource::ReadOptions::clearSkipFrame() {
     58     mOptions &= ~kSkipFrame_Option;
     59     mSkipFrameUntilTimeUs = 0;
     60 }
     61 
     62 void MediaSource::ReadOptions::setSkipFrame(int64_t timeUs) {
     63     mOptions |= kSkipFrame_Option;
     64     mSkipFrameUntilTimeUs = timeUs;
     65 }
     66 
     67 bool MediaSource::ReadOptions::getSkipFrame(int64_t *timeUs) const {
     68     *timeUs = mSkipFrameUntilTimeUs;
     69     return (mOptions & kSkipFrame_Option) != 0;
     70 }
     71 
     72 void MediaSource::ReadOptions::setLateBy(int64_t lateness_us) {
     73     mLatenessUs = lateness_us;
     74 }
     75 
     76 int64_t MediaSource::ReadOptions::getLateBy() const {
     77     return mLatenessUs;
     78 }
     79 
     80 }  // namespace android
     81