gist

gistfile1.txt

// Write Crypto information
    java::sdk::CryptoInfo::LocalRef cryptoInfo = sample->CryptoInfo();
    if (cryptoInfo) {
      HLS_DEBUG("HLSTrackDemuxer", "Has Crypto Info");
      writer->mCrypto.mValid = true;
      int32_t mode = 0;
      ok &= NS_SUCCEEDED(cryptoInfo->Mode(&mode));
      writer->mCrypto.mMode = mode;
      mozilla::jni::ByteArray::LocalRef ivData;
      ok &= NS_SUCCEEDED(cryptoInfo->Iv(&ivData));
      // Data in mIV is uint8_t and jbyte is signed char
      auto&& ivArr= ivData->GetElements();
      writer->mCrypto.mIV.AppendElements(reinterpret_cast<uint8_t*>(&ivArr[0]),
                                         ivArr.Length());
      mozilla::jni::ByteArray::LocalRef keyData;
      ok &= NS_SUCCEEDED(cryptoInfo->Key(&keyData));
      auto&& keyArr = keyData->GetElements();
      // Data in mKeyId is uint8_t and jbyte is signed char
      writer->mCrypto.mKeyId.AppendElements(reinterpret_cast<uint8_t*>(&keyArr[0]),
                                            keyArr.Length());

      mozilla::jni::IntArray::LocalRef clearData;
      ok &= NS_SUCCEEDED(cryptoInfo->NumBytesOfClearData(&clearData));
      // Data in mPlainSizes is uint16_t, NumBytesOfClearData is int32_t
      //writer->mCrypto.mPlainSizes.AppendElement(0);
      mozilla::jni::IntArray::LocalRef encryptedData;
      ok &= NS_SUCCEEDED(cryptoInfo->NumBytesOfEncryptedData(&encryptedData));
      auto&& encryptedArr = encryptedData->GetElements();
      // Data in mEncryptedSizes is uint32_t, NumBytesOfEncryptedData is int32_t
      writer->mCrypto.mEncryptedSizes.AppendElements(reinterpret_cast<uint32_t*>(&encryptedArr[0]),
                                                     encryptedArr.Length());
      // TODO: Fix the conflict with http://searchfox.org/mozilla-central/rev/ca7015fa45b30b29176fbaa70ba0a36fe9263c38/dom/media/platforms/android/AndroidDecoderModule.cpp#92
      int subSamplesNum = 0;
      ok &= NS_SUCCEEDED(cryptoInfo->NumSubSamples(&subSamplesNum));
//      class CryptoTrack
//      {
//      public:
//        CryptoTrack() : mValid(false), mMode(0), mIVSize(0) { }
//        bool mValid;
//        int32_t mMode;
//        int32_t mIVSize;
//        nsTArray<uint8_t> mKeyId;
//      };
//
//      class CryptoSample : public CryptoTrack
//      {
//      public:
//        nsTArray<uint16_t> mPlainSizes;
//        nsTArray<uint32_t> mEncryptedSizes;
//        nsTArray<uint8_t> mIV;
//        nsTArray<nsCString> mSessionIds;
//      };
//    }
    }