LCOV - code coverage report
Current view: top level - dom/media/gmp - GMPUtils.h (source / functions) Hit Total Coverage
Test: output.info Lines: 0 5 0.0 %
Date: 2017-07-14 16:53:18 Functions: 0 7 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* This Source Code Form is subject to the terms of the Mozilla Public
       3             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       4             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       5             : 
       6             : #ifndef GMPUtils_h_
       7             : #define GMPUtils_h_
       8             : 
       9             : #include "mozilla/UniquePtr.h"
      10             : #include "mozilla/RefPtr.h"
      11             : #include "mozilla/AbstractThread.h"
      12             : #include "nsTArray.h"
      13             : #include "nsCOMPtr.h"
      14             : #include "nsClassHashtable.h"
      15             : 
      16             : #define CHROMIUM_CDM_API "chromium-cdm8-host4"
      17             : 
      18             : class nsIFile;
      19             : class nsCString;
      20             : class nsISimpleEnumerator;
      21             : 
      22             : namespace mozilla {
      23             : 
      24             : template<typename T>
      25             : struct DestroyPolicy
      26             : {
      27           0 :   void operator()(T* aGMPObject) const {
      28           0 :     aGMPObject->Destroy();
      29           0 :   }
      30             : };
      31             : 
      32             : template<typename T>
      33             : using GMPUniquePtr = mozilla::UniquePtr<T, DestroyPolicy<T>>;
      34             : 
      35             : void
      36             : SplitAt(const char* aDelims,
      37             :         const nsACString& aInput,
      38             :         nsTArray<nsCString>& aOutTokens);
      39             : 
      40             : nsCString
      41             : ToHexString(const nsTArray<uint8_t>& aBytes);
      42             : 
      43             : nsCString
      44             : ToHexString(const uint8_t* aBytes, uint32_t aLength);
      45             : 
      46             : bool
      47             : FileExists(nsIFile* aFile);
      48             : 
      49             : // Enumerate directory entries for a specified path.
      50           0 : class DirectoryEnumerator {
      51             : public:
      52             : 
      53             :   enum Mode {
      54             :     DirsOnly, // Enumeration only includes directories.
      55             :     FilesAndDirs // Enumeration includes directories and non-directory files.
      56             :   };
      57             : 
      58             :   DirectoryEnumerator(nsIFile* aPath, Mode aMode);
      59             : 
      60             :   already_AddRefed<nsIFile> Next();
      61             : 
      62             : private:
      63             :   Mode mMode;
      64             :   nsCOMPtr<nsISimpleEnumerator> mIter;
      65             : };
      66             : 
      67           0 : class GMPInfoFileParser {
      68             : public:
      69             :   bool Init(nsIFile* aFile);
      70             :   bool Contains(const nsCString& aKey) const;
      71             :   nsCString Get(const nsCString& aKey) const;
      72             : private:
      73             :   nsClassHashtable<nsCStringHashKey, nsCString> mValues;
      74             : };
      75             : 
      76             : bool
      77             : ReadIntoString(nsIFile* aFile,
      78             :                nsCString& aOutDst,
      79             :                size_t aMaxLength);
      80             : 
      81             : bool
      82             : HaveGMPFor(const nsCString& aAPI,
      83             :            nsTArray<nsCString>&& aTags);
      84             : 
      85             : void
      86             : LogToConsole(const nsAString& aMsg);
      87             : 
      88             : RefPtr<AbstractThread>
      89             : GetGMPAbstractThread();
      90             : 
      91             : // Returns the number of bytes required to store an aWidth x aHeight image in
      92             : // I420 format, padded so that the width and height are multiples of 16.
      93             : size_t
      94             : I420FrameBufferSizePadded(int32_t aWidth, int32_t aHeight);
      95             : 
      96             : } // namespace mozilla
      97             : 
      98             : #endif

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