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Disable filters, trskip and signhide in lossless.
When lossless coding is used, deblock and SAO are skipped, transform skip flag is not written and sign hiding is not used.
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@ -397,18 +397,22 @@ encoder_control_t* kvz_encoder_control_init(const kvz_config *const cfg) {
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encoder->in.video_format = FORMAT_420;
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// deblocking filter
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encoder->deblock_enable = (int8_t) encoder->cfg->deblock_enable;
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encoder->deblock_enable = (int8_t) (encoder->cfg->deblock_enable &&
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!encoder->cfg->lossless);
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encoder->beta_offset_div2 = (int8_t) encoder->cfg->deblock_beta;
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encoder->tc_offset_div2 = (int8_t) encoder->cfg->deblock_tc;
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// SAO
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encoder->sao_enable = (int8_t) encoder->cfg->sao_enable;
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encoder->sao_enable = (int8_t) (encoder->cfg->sao_enable &&
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!encoder->cfg->lossless);
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// RDO
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encoder->rdoq_enable = (int8_t) encoder->cfg->rdoq_enable;
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encoder->rdo = (int8_t) encoder->cfg->rdo;
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encoder->sign_hiding = encoder->cfg->signhide_enable;
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encoder->sign_hiding = (encoder->cfg->signhide_enable &&
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!encoder->cfg->lossless);
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encoder->full_intra_search = (int8_t) encoder->cfg->full_intra_search;
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// TR SKIP
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encoder->trskip_enable = (int8_t) encoder->cfg->trskip_enable;
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encoder->trskip_enable = (int8_t) (encoder->cfg->trskip_enable &&
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!encoder->cfg->lossless);
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encoder->tr_depth_intra = (int8_t) encoder->cfg->tr_depth_intra;
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// MOTION ESTIMATION
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encoder->fme_level = (int8_t) encoder->cfg->fme_level;
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@ -1906,8 +1906,8 @@ void kvz_encode_coeff_nxn(encoder_state_t * const state, coeff_t *coeff, uint8_t
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}
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if (num_non_zero > 0) {
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int8_t sign_hidden = (last_nz_pos_in_cg - first_nz_pos_in_cg >=
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4 /*SBH_THRESHOLD*/) ? 1 : 0;
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bool sign_hidden = last_nz_pos_in_cg - first_nz_pos_in_cg >= 4 /* SBH_THRESHOLD */
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&& !encoder->cfg->lossless;
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uint32_t ctx_set = (i > 0 && type == 0) ? 2 : 0;
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cabac_ctx_t *base_ctx_mod;
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int32_t num_c1_flag, first_c2_flag_idx, idx, first_coeff2;
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@ -684,6 +684,8 @@ static void filter_deblock_lcu_rightmost(encoder_state_t * const state,
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*/
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void kvz_filter_deblock_lcu(encoder_state_t * const state, int x_px, int y_px)
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{
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assert(!state->encoder_control->cfg->lossless);
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filter_deblock_lcu_inside(state, x_px, y_px, EDGE_VER);
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if (x_px > 0) {
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filter_deblock_lcu_rightmost(state, x_px, y_px);
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@ -741,6 +741,8 @@ static void sao_search_luma(const encoder_state_t * const state, const videofram
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void kvz_sao_search_lcu(const encoder_state_t* const state, int lcu_x, int lcu_y)
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{
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assert(!state->encoder_control->cfg->lossless);
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videoframe_t* const frame = state->tile->frame;
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const int stride = frame->width_in_lcu;
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int32_t merge_cost_luma[3] = { INT32_MAX };
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