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33bb32f549
This patch was automatically generated using the following script: function convert() { echo "Converting $1 to $2..." find . \ ! -wholename "*/.git*" \ ! -wholename "obj-ff-dbg*" \ -type f \ \( -iname "*.cpp" \ -o -iname "*.h" \ -o -iname "*.c" \ -o -iname "*.cc" \ -o -iname "*.idl" \ -o -iname "*.ipdl" \ -o -iname "*.ipdlh" \ -o -iname "*.mm" \) | \ xargs -n 1 sed -i -e "s/\b$1\b/$2/g" } convert MOZ_OVERRIDE override convert MOZ_FINAL final
98 lines
2.2 KiB
C++
98 lines
2.2 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MP4_STREAM_H_
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#define MP4_STREAM_H_
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#include "mp4_demuxer/mp4_demuxer.h"
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#include "MediaResource.h"
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#include "mozilla/Maybe.h"
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#include "mozilla/Monitor.h"
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namespace mozilla {
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class Monitor;
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class MP4Stream : public mp4_demuxer::Stream {
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public:
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explicit MP4Stream(MediaResource* aResource);
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virtual ~MP4Stream();
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bool BlockingReadIntoCache(int64_t aOffset, size_t aCount, Monitor* aToUnlock);
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virtual bool ReadAt(int64_t aOffset, void* aBuffer, size_t aCount,
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size_t* aBytesRead) override;
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virtual bool CachedReadAt(int64_t aOffset, void* aBuffer, size_t aCount,
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size_t* aBytesRead) override;
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virtual bool Length(int64_t* aSize) override;
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struct ReadRecord {
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ReadRecord(int64_t aOffset, size_t aCount) : mOffset(aOffset), mCount(aCount) {}
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bool operator==(const ReadRecord& aOther) { return mOffset == aOther.mOffset && mCount == aOther.mCount; }
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int64_t mOffset;
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size_t mCount;
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};
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bool LastReadFailed(ReadRecord* aOut)
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{
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if (mFailedRead.isSome()) {
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*aOut = mFailedRead.ref();
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return true;
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}
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return false;
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}
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void ClearFailedRead() { mFailedRead.reset(); }
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void Pin()
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{
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mResource->Pin();
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++mPinCount;
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}
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void Unpin()
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{
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mResource->Unpin();
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MOZ_ASSERT(mPinCount);
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--mPinCount;
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if (mPinCount == 0) {
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mCache.Clear();
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}
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}
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private:
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nsRefPtr<MediaResource> mResource;
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Maybe<ReadRecord> mFailedRead;
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uint32_t mPinCount;
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struct CacheBlock {
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CacheBlock(int64_t aOffset, size_t aCount)
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: mOffset(aOffset), mCount(aCount), mBuffer(nullptr) {}
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int64_t mOffset;
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size_t mCount;
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bool Init()
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{
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mBuffer = new (fallible) char[mCount];
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return !!mBuffer;
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}
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char* Buffer()
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{
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MOZ_ASSERT(mBuffer.get());
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return mBuffer.get();
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}
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private:
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nsAutoArrayPtr<char> mBuffer;
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};
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nsTArray<CacheBlock> mCache;
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};
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}
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#endif
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