Package com.mku.android.salmonfs.media

Class AesMediaDataSource

java.lang.Object
MediaDataSource
com.mku.android.salmonfs.media.AesMediaDataSource
public class AesMediaDataSource extends MediaDataSource
Seekable source for encrypted media content.

  • Constructor Summary

    Constructors
    Constructor
    Description
    AesMediaDataSource(AesStream aesStream)
    Construct a seekable source for the android media player from an encrypted stream.
    AesMediaDataSource(AesFile aesFile)
    Construct a seekable source for the android media player from an encrypted file.
    AesMediaDataSource(AesFile aesFile, int buffers, int bufferSize, int threads, int backOffset)
    Construct a seekable source for the android media player from an encrypted file using cached buffers and parallel processing.

  • Method Summary

    Modifier and Type
    Method
    Description
    void
    close()
    Close the source and all associated resources.
    long
    getSize()
    Get the content size.
    int
    readAt(long position, byte[] buffer, int offset, int size)
    Decrypts and reads the contents of an encrypted file
    void
    setOnError(Consumer<String> onError)
    Notify when error occurs

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • AesMediaDataSource

      public AesMediaDataSource(AesFile aesFile) throws Exception
      Construct a seekable source for the android media player from an encrypted file.
      Parameters:
      aesFile - AesFile that will be used as a source
      Throws:
      Exception - Thrown if error occurred

    • AesMediaDataSource

      public AesMediaDataSource(AesFile aesFile, int buffers, int bufferSize, int threads, int backOffset) throws Exception
      Construct a seekable source for the android media player from an encrypted file using cached buffers and parallel processing.
      Parameters:
      aesFile - AesFile that will be used as a source
      buffers - The buffers
      bufferSize - Buffer size
      threads - Threads for parallel processing
      backOffset - The backwards offset to use when reading buffers
      Throws:
      Exception - Thrown if error occurred

    • AesMediaDataSource

      public AesMediaDataSource(AesStream aesStream) throws Exception
      Construct a seekable source for the android media player from an encrypted stream.
      Parameters:
      aesStream - AesStream that will be used as a source
      Throws:
      Exception - Thrown if error occurred

  • Method Details

    • setOnError

      public void setOnError(Consumer<String> onError)
      Notify when error occurs
      Parameters:
      onError - The callback

    • readAt

      public int readAt(long position, byte[] buffer, int offset, int size) throws IOException
      Decrypts and reads the contents of an encrypted file
      Parameters:
      position - The source file position the read will start from
      buffer - The buffer that will store the decrypted contents
      offset - The position on the buffer that the decrypted data will start
      size - The length of the data requested
      Throws:
      IOException

    • getSize

      public long getSize()
      Get the content size.
      Returns:
      The size

    • close

      public void close() throws IOException
      Close the source and all associated resources.
      Throws:
      IOException - Thrown if error during IO