CodecEncoder: Add tests for validating Color Aspects

- Encoding from raw ByteBuffers
  - Color metadata is communicated via input format.

Verify color range, transfer, standard characteristics of input against,
- output format: this gets to written in the container at muxer.
- SPS/VUI: need investigation what each codec writes for the color info.

Bug: 144291925
Test: atest android.mediav2.cts.EncoderColorAspectsTest

Change-Id: I58b08b35ce29de392accec680ee13a7e10c24865
6 files changed