Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_44 ( frame_size VARCHAR, color_sampling VARCHAR, audio_coding VARCHAR, format_name VARCHAR )

### Question ###
What frame size has pcm 4 ch/16 bit/48khz as audio coding and dvcam as the format name and 4:1:1 as the color sampling?

### Accurate SQL ###

SELECT frame_size FROM table_name_44 WHERE audio_coding = "pcm 4 ch/16 bit/48khz" AND format_name = "dvcam" AND color_sampling = "4:1:1"