AV_CLASS_CATEGORY_ENCODER   75 libavcodec/options.c     else                                     return AV_CLASS_CATEGORY_ENCODER;
AV_CLASS_CATEGORY_ENCODER   86 libavcodec/options.c     .category                = AV_CLASS_CATEGORY_ENCODER,
AV_CLASS_CATEGORY_ENCODER   68 libavutil/log.c     [16+AV_CLASS_CATEGORY_ENCODER         ] = 11,
AV_CLASS_CATEGORY_ENCODER   99 libavutil/log.c     [16+AV_CLASS_CATEGORY_ENCODER         ] =  51 << 8 | 0x16,