Android 2.3 SDK dostępne


Wraz z pokazaniem telefonu Nexus S i systemu Android w wersji 2.3 Google upubliczniło również SDK dla developerów w wersji 2.3. Pełna lista nowych funkcji ciekawa w szczególności dla developerów:

Media Framework

  • New media framework fully replaces OpenCore, maintaining all previous codec/container support for encoding and decoding.
  • Integrated support for the VP8 open video compression format and the WebM open container format
  • Adds AAC encoding and AMR wideband encoding

Linux Kernel

  • Upgraded to 2.6.35

Networking

  • SIP stack, configurable by device manufacturer
  • Support for Near Field Communications (NFC), configurable by device manufacturer
  • Updated BlueZ stack

Dalvik runtime

  • Dalvik VM:
    • Concurrent garbage collector (target sub-3ms pauses)
    • Adds further JIT (code-generation) optimizations
    • Improved code verification
    • StrictMode debugging, for identifying performance and memory issues
  • Core libraries:
    • Expanded I18N support (full worldwide encodings, more locales)
    • Faster Formatter and number formatting. For example, float formatting is 2.5x faster.
    • HTTP responses are gzipped by default. XML and JSON API response sizes may be reduced by 60% or more.
    • New collections and utilities APIs
    • Improved network APIs
    • Improved file read and write controls
    • Updated JDBC
  • Updates from upstream projects:
    • OpenSSL 1.0.0a
    • BouncyCastle 1.45
    • ICU 4.4
    • zlib 1.2.5
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