opp_program_fmt_params
seq_state->steps[*seq_state->num_steps].params.opp_program_fmt_params.opp = opp;
seq_state->steps[*seq_state->num_steps].params.opp_program_fmt_params.fmt_bit_depth = fmt_bit_depth;
seq_state->steps[*seq_state->num_steps].params.opp_program_fmt_params.clamping = clamping;
struct output_pixel_processor *opp = params->opp_program_fmt_params.opp;
struct bit_depth_reduction_params *fmt_bit_depth = params->opp_program_fmt_params.fmt_bit_depth;
struct clamping_and_pixel_encoding_params *clamping = params->opp_program_fmt_params.clamping;
struct opp_program_fmt_params opp_program_fmt_params;