Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 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 | #ifndef SAMPLE_TABLE_H_ |
| 18 | |
| 19 | #define SAMPLE_TABLE_H_ |
| 20 | |
| 21 | #include <sys/types.h> |
| 22 | #include <stdint.h> |
| 23 | |
| 24 | #include <media/stagefright/MediaErrors.h> |
Andreas Huber | be06d26 | 2009-08-14 14:37:10 -0700 | [diff] [blame] | 25 | #include <utils/RefBase.h> |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 26 | #include <utils/threads.h> |
| 27 | |
| 28 | namespace android { |
| 29 | |
| 30 | class DataSource; |
Andreas Huber | 1faa92a | 2010-01-19 10:39:21 -0800 | [diff] [blame] | 31 | struct SampleIterator; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 32 | |
Andreas Huber | be06d26 | 2009-08-14 14:37:10 -0700 | [diff] [blame] | 33 | class SampleTable : public RefBase { |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 34 | public: |
Andreas Huber | be06d26 | 2009-08-14 14:37:10 -0700 | [diff] [blame] | 35 | SampleTable(const sp<DataSource> &source); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 36 | |
| 37 | // type can be 'stco' or 'co64'. |
| 38 | status_t setChunkOffsetParams( |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 39 | uint32_t type, off64_t data_offset, size_t data_size); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 40 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 41 | status_t setSampleToChunkParams(off64_t data_offset, size_t data_size); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 42 | |
| 43 | // type can be 'stsz' or 'stz2'. |
| 44 | status_t setSampleSizeParams( |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 45 | uint32_t type, off64_t data_offset, size_t data_size); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 46 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 47 | status_t setTimeToSampleParams(off64_t data_offset, size_t data_size); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 48 | |
Andreas Huber | bd352c3 | 2011-02-03 13:18:16 -0800 | [diff] [blame] | 49 | status_t setCompositionTimeToSampleParams( |
| 50 | off64_t data_offset, size_t data_size); |
| 51 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 52 | status_t setSyncSampleParams(off64_t data_offset, size_t data_size); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 53 | |
| 54 | //////////////////////////////////////////////////////////////////////////// |
| 55 | |
| 56 | uint32_t countChunkOffsets() const; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 57 | |
| 58 | uint32_t countSamples() const; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 59 | |
| 60 | status_t getMaxSampleSize(size_t *size); |
| 61 | |
Andreas Huber | 1faa92a | 2010-01-19 10:39:21 -0800 | [diff] [blame] | 62 | status_t getMetaDataForSample( |
| 63 | uint32_t sampleIndex, |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 64 | off64_t *offset, |
Andreas Huber | 1faa92a | 2010-01-19 10:39:21 -0800 | [diff] [blame] | 65 | size_t *size, |
Andreas Huber | ad98d38 | 2010-08-06 14:13:10 -0700 | [diff] [blame] | 66 | uint32_t *decodingTime, |
| 67 | bool *isSyncSample = NULL); |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 68 | |
| 69 | enum { |
Andreas Huber | 6624c9f | 2010-07-20 15:04:28 -0700 | [diff] [blame] | 70 | kFlagBefore, |
| 71 | kFlagAfter, |
| 72 | kFlagClosest |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 73 | }; |
Andreas Huber | 6624c9f | 2010-07-20 15:04:28 -0700 | [diff] [blame] | 74 | status_t findSampleAtTime( |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 75 | uint32_t req_time, uint32_t *sample_index, uint32_t flags); |
| 76 | |
Andreas Huber | 6624c9f | 2010-07-20 15:04:28 -0700 | [diff] [blame] | 77 | status_t findSyncSampleNear( |
| 78 | uint32_t start_sample_index, uint32_t *sample_index, |
| 79 | uint32_t flags); |
| 80 | |
Andreas Huber | e981c33 | 2009-10-22 13:49:30 -0700 | [diff] [blame] | 81 | status_t findThumbnailSample(uint32_t *sample_index); |
| 82 | |
Andreas Huber | be06d26 | 2009-08-14 14:37:10 -0700 | [diff] [blame] | 83 | protected: |
| 84 | ~SampleTable(); |
| 85 | |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 86 | private: |
Andreas Huber | 1faa92a | 2010-01-19 10:39:21 -0800 | [diff] [blame] | 87 | static const uint32_t kChunkOffsetType32; |
| 88 | static const uint32_t kChunkOffsetType64; |
| 89 | static const uint32_t kSampleSizeType32; |
| 90 | static const uint32_t kSampleSizeTypeCompact; |
| 91 | |
Andreas Huber | be06d26 | 2009-08-14 14:37:10 -0700 | [diff] [blame] | 92 | sp<DataSource> mDataSource; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 93 | Mutex mLock; |
| 94 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 95 | off64_t mChunkOffsetOffset; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 96 | uint32_t mChunkOffsetType; |
| 97 | uint32_t mNumChunkOffsets; |
| 98 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 99 | off64_t mSampleToChunkOffset; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 100 | uint32_t mNumSampleToChunkOffsets; |
| 101 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 102 | off64_t mSampleSizeOffset; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 103 | uint32_t mSampleSizeFieldSize; |
| 104 | uint32_t mDefaultSampleSize; |
| 105 | uint32_t mNumSampleSizes; |
| 106 | |
| 107 | uint32_t mTimeToSampleCount; |
| 108 | uint32_t *mTimeToSample; |
| 109 | |
Andreas Huber | bd352c3 | 2011-02-03 13:18:16 -0800 | [diff] [blame] | 110 | uint32_t *mCompositionTimeDeltaEntries; |
| 111 | size_t mNumCompositionTimeDeltaEntries; |
| 112 | |
James Dong | b1262a8 | 2010-11-16 14:04:54 -0800 | [diff] [blame] | 113 | off64_t mSyncSampleOffset; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 114 | uint32_t mNumSyncSamples; |
Andreas Huber | ad98d38 | 2010-08-06 14:13:10 -0700 | [diff] [blame] | 115 | uint32_t *mSyncSamples; |
| 116 | size_t mLastSyncSampleIndex; |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 117 | |
Andreas Huber | 1faa92a | 2010-01-19 10:39:21 -0800 | [diff] [blame] | 118 | SampleIterator *mSampleIterator; |
| 119 | |
| 120 | struct SampleToChunkEntry { |
| 121 | uint32_t startChunk; |
| 122 | uint32_t samplesPerChunk; |
| 123 | uint32_t chunkDesc; |
| 124 | }; |
| 125 | SampleToChunkEntry *mSampleToChunkEntries; |
| 126 | |
| 127 | friend struct SampleIterator; |
| 128 | |
Andreas Huber | 1faa92a | 2010-01-19 10:39:21 -0800 | [diff] [blame] | 129 | status_t getSampleSize_l(uint32_t sample_index, size_t *sample_size); |
| 130 | |
Andreas Huber | bd352c3 | 2011-02-03 13:18:16 -0800 | [diff] [blame] | 131 | uint32_t getCompositionTimeOffset(uint32_t sampleIndex) const; |
| 132 | |
Andreas Huber | e46b7be | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 133 | SampleTable(const SampleTable &); |
| 134 | SampleTable &operator=(const SampleTable &); |
| 135 | }; |
| 136 | |
| 137 | } // namespace android |
| 138 | |
| 139 | #endif // SAMPLE_TABLE_H_ |