hiļ¼all
I am encoding a foreman sequence(CIF, 768kbps,IPPPP,one ref).
How would I initialize the following parameter for the best image quality?
encoder->au_frame = -1;
encoder->intra_ref = -1;
encoder->last_ref = -1;
encoder->last_ref2 = -1;
encoder->rate_control = 1;
encoder->bitrate = 768000;
encoder->max_bitrate = 13824000;
encoder->min_bitrate = 80000;
encoder->buffer_size = 0;
encoder->buffer_level = 0;
encoder->noise_threshold = 25.0;
encoder->gop_structure = 0;
encoder->queue_depth = 20;
encoder->perceptual_weighting = 0;
encoder->perceptual_distance = 4.0;
encoder->filtering = 0;
encoder->filter_value = 5.0;
encoder->profile = 0;
encoder->level = 0;
encoder->au_distance = 30;
encoder->enable_psnr = TRUE;
encoder->enable_ssim = FALSE;
encoder->enable_md5 = FALSE;
encoder->ref_distance = 4;
encoder->transform_depth = 4;
encoder->intra_wavelet = SCHRO_WAVELET_DESLAURIERS_DUBUC_9_7;
encoder->inter_wavelet = SCHRO_WAVELET_LE_GALL_5_3;
encoder->mv_precision = 0;
encoder->motion_block_size = 0;
encoder->motion_block_overlap = 0;
encoder->interlaced_coding = FALSE;
encoder->enable_internal_testing = FALSE;
encoder->enable_noarith = FALSE;
encoder->enable_fullscan_estimation = FALSE;
encoder->enable_hierarchical_estimation = FALSE;
encoder->enable_zero_estimation = FALSE;
encoder->enable_phasecorr_estimation = FALSE;
encoder->enable_bigblock_estimation = TRUE;
encoder->horiz_slices = 8;
encoder->vert_slices = 6;
encoder->magic_dc_metric_offset = 1.0;
encoder->magic_subband0_lambda_scale = 2.0;
encoder->magic_chroma_lambda_scale = 1.0;
encoder->magic_nonref_lambda_scale = 0.5;
encoder->magic_allocation_scale = 1.1;
encoder->magic_keyframe_weight = 7.5;
encoder->magic_scene_change_threshold = 0.2;
encoder->magic_inter_p_weight = 1.5;
encoder->magic_inter_b_weight = 0.2;
encoder->magic_mc_bailout_limit = 0.5;
encoder->magic_bailout_weight = 4.0;
encoder->magic_error_power = 2.0;
encoder->magic_mc_lambda = 0.5;
encoder->magic_subgroup_length = 4;
encoder->magic_lambda = 1.0;
encoder->magic_badblock_multiplier_nonref = 4.0;
encoder->magic_badblock_multiplier_ref = 8.0;
encoder->average_arith_context_ratio_intra = 1.0;
encoder->average_arith_context_ratio_inter = 1.0;
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