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Merge pull request #65 from Tencent/feature/android_filecontainer
feat: 抽象IFileContainer接口
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98 changes: 0 additions & 98 deletions
98
Android/PlayerProj/animplayer/src/main/java/com/tencent/qgame/animplayer/FileContainer.kt
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65 changes: 65 additions & 0 deletions
65
...yerProj/animplayer/src/main/java/com/tencent/qgame/animplayer/file/AssetsFileContainer.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| /* | ||
| * Tencent is pleased to support the open source community by making vap available. | ||
| * | ||
| * Copyright (C) 2020 THL A29 Limited, a Tencent company. All rights reserved. | ||
| * | ||
| * Licensed under the MIT License (the "License"); you may not use this file except in | ||
| * compliance with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://opensource.org/licenses/MIT | ||
| * | ||
| * 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. | ||
| */ | ||
| package com.tencent.qgame.animplayer.file | ||
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|
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| import android.content.res.AssetFileDescriptor | ||
| import android.content.res.AssetManager | ||
| import android.media.MediaExtractor | ||
| import com.tencent.qgame.animplayer.Constant | ||
| import com.tencent.qgame.animplayer.util.ALog | ||
|
|
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| class AssetsFileContainer(assetManager: AssetManager, assetsPath: String): IFileContainer { | ||
|
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| companion object { | ||
| private const val TAG = "${Constant.TAG}.FileContainer" | ||
| } | ||
|
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| private val assetFd: AssetFileDescriptor = assetManager.openFd(assetsPath) | ||
| private val assetsInputStream: AssetManager.AssetInputStream = | ||
| assetManager.open(assetsPath, AssetManager.ACCESS_STREAMING) as AssetManager.AssetInputStream | ||
|
|
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| init { | ||
| ALog.i(TAG, "AssetsFileContainer init") | ||
| } | ||
|
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| override fun setDataSource(extractor: MediaExtractor) { | ||
| if (assetFd.declaredLength < 0) { | ||
| extractor.setDataSource(assetFd.fileDescriptor) | ||
| } else { | ||
| extractor.setDataSource(assetFd.fileDescriptor, assetFd.startOffset, assetFd.declaredLength) | ||
| } | ||
| } | ||
|
|
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| override fun startRandomRead() { | ||
| } | ||
|
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| override fun read(b: ByteArray, off: Int, len: Int): Int { | ||
| return assetsInputStream.read(b, off, len) | ||
| } | ||
|
|
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| override fun skip(pos: Long) { | ||
| assetsInputStream.skip(pos) | ||
| } | ||
|
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| override fun closeRandomRead() { | ||
| assetsInputStream.close() | ||
| } | ||
|
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| override fun close() { | ||
| assetFd.close() | ||
| assetsInputStream.close() | ||
| } | ||
| } |
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