Allocates memory for AVVideoEncParams of the given type, plus an array of
{@code nb_blocks} AVVideoBlockParams and initializes the variables. Can be
freed with a normal av_free() call.
@param out_size if non-NULL, the size in bytes of the resulting data array is
written here.
Allocates memory for AVVideoEncParams of the given type, plus an array of {@code nb_blocks} AVVideoBlockParams and initializes the variables. Can be freed with a normal av_free() call.
@param out_size if non-NULL, the size in bytes of the resulting data array is written here.