
This allows the TsExtractor to automatically determine the closed caption tracks to expose by parsing available descriptors. Issue:#2161 ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=148321380
This allows the TsExtractor to automatically determine the closed caption tracks to expose by parsing available descriptors. Issue:#2161 ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=148321380