Offset in the structure where a pointer to the parent context for
logging is stored. For example a decoder could pass its AVCodecContext
to eval as such a parent context, which an av_log() implementation
could then leverage to display the parent context.
The offset can be NULL.
Offset in the structure where a pointer to the parent context for logging is stored. For example a decoder could pass its AVCodecContext to eval as such a parent context, which an av_log() implementation could then leverage to display the parent context. The offset can be NULL.