/* * Copyright (c) 2010 The WebM project authors. All Rights Reserved. * * Use of this source code is governed by a BSD-style license * that can be found in the LICENSE file in the root of the source * tree. An additional intellectual property rights grant can be found * in the file PATENTS. All contributing project authors may * be found in the AUTHORS file in the root of the source tree. */ #include "vpx_ports/config.h" #include "vp8/common/idct.h" #include "quantize.h" #include "vp8/common/reconintra.h" #include "vp8/common/reconintra4x4.h" #include "encodemb.h" #include "vp8/common/invtrans.h" #include "vp8/common/recon.h" #include "dct.h" #include "vp8/common/g_common.h" #include "encodeintra.h" #ifdef ENC_DEBUG extern int enc_debug; #endif #if CONFIG_RUNTIME_CPU_DETECT #define IF_RTCD(x) (x) #else #define IF_RTCD(x) NULL #endif int vp8_encode_intra(VP8_COMP *cpi, MACROBLOCK *x, int use_16x16_pred) { int i; int intra_pred_var = 0; (void) cpi; if (use_16x16_pred) { x->e_mbd.mode_info_context->mbmi.mode = DC_PRED; #if CONFIG_COMP_INTRA_PRED x->e_mbd.mode_info_context->mbmi.second_mode = (MB_PREDICTION_MODE) (DC_PRED - 1); #endif x->e_mbd.mode_info_context->mbmi.uv_mode = DC_PRED; x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME; vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x); } else { for (i = 0; i < 16; i++) { x->e_mbd.block[i].bmi.as_mode.first = B_DC_PRED; vp8_encode_intra4x4block(IF_RTCD(&cpi->rtcd), x, i); } } intra_pred_var = VARIANCE_INVOKE(&cpi->rtcd.variance, getmbss)(x->src_diff); return intra_pred_var; } void vp8_encode_intra4x4block(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x, int ib) { BLOCKD *b = &x->e_mbd.block[ib]; BLOCK *be = &x->block[ib]; #if CONFIG_COMP_INTRA_PRED if (b->bmi.as_mode.second == (B_PREDICTION_MODE) (B_DC_PRED - 1)) { #endif RECON_INVOKE(&rtcd->common->recon, intra4x4_predict) (b, b->bmi.as_mode.first, b->predictor); #if CONFIG_COMP_INTRA_PRED } else { RECON_INVOKE(&rtcd->common->recon, comp_intra4x4_predict) (b, b->bmi.as_mode.first, b->bmi.as_mode.second, b->predictor); } #endif ENCODEMB_INVOKE(&rtcd->encodemb, subb)(be, b, 16); x->vp8_short_fdct4x4(be->src_diff, be->coeff, 32); x->quantize_b(be, b); vp8_inverse_transform_b(IF_RTCD(&rtcd->common->idct), b, 32); RECON_INVOKE(&rtcd->common->recon, recon)(b->predictor, b->diff, *(b->base_dst) + b->dst, b->dst_stride); } void vp8_encode_intra4x4mby(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *mb) { int i; MACROBLOCKD *x = &mb->e_mbd; #if 0 // Intra modes requiring top-right MB reconstructed data have been disabled vp8_intra_prediction_down_copy(x); #endif for (i = 0; i < 16; i++) vp8_encode_intra4x4block(rtcd, mb, i); return; } void vp8_encode_intra16x16mby(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x) { BLOCK *b = &x->block[0]; int tx_type = x->e_mbd.mode_info_context->mbmi.txfm_size; #if CONFIG_COMP_INTRA_PRED if (x->e_mbd.mode_info_context->mbmi.second_mode == (MB_PREDICTION_MODE) (DC_PRED - 1)) #endif RECON_INVOKE(&rtcd->common->recon, build_intra_predictors_mby)(&x->e_mbd); #if CONFIG_COMP_INTRA_PRED else RECON_INVOKE(&rtcd->common->recon, build_comp_intra_predictors_mby)(&x->e_mbd); #endif ENCODEMB_INVOKE(&rtcd->encodemb, submby)(x->src_diff, *(b->base_src), x->e_mbd.predictor, b->src_stride); if( tx_type == TX_8X8 ) vp8_transform_intra_mby_8x8(x); else vp8_transform_intra_mby(x); if(tx_type == TX_8X8) vp8_quantize_mby_8x8(x); else vp8_quantize_mby(x); if (x->optimize) { if( tx_type == TX_8X8 ) vp8_optimize_mby_8x8(x, rtcd); else vp8_optimize_mby(x, rtcd); } if(tx_type == TX_8X8) vp8_inverse_transform_mby_8x8(IF_RTCD(&rtcd->common->idct), &x->e_mbd); else vp8_inverse_transform_mby(IF_RTCD(&rtcd->common->idct), &x->e_mbd); #ifdef ENC_DEBUG if (enc_debug) { int i; printf("Intra qcoeff:\n"); printf("%d %d:\n", x->e_mbd.mb_to_left_edge, x->e_mbd.mb_to_top_edge); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.qcoeff[i]); if (i%16 == 15) printf("\n"); } printf("Intra dqcoeff:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.dqcoeff[i]); if (i%16 == 15) printf("\n"); } printf("Intra diff:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.diff[i]); if (i%16 == 15) printf("\n"); } printf("Intra predictor:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.predictor[i]); if (i%16 == 15) printf("\n"); } printf("eobs:\n"); for (i=0;i<25;i++) printf("%d ", x->e_mbd.block[i].eob); printf("\n"); } #endif RECON_INVOKE(&rtcd->common->recon, recon_mby) (IF_RTCD(&rtcd->common->recon), &x->e_mbd); } void vp8_encode_intra16x16mbuv(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x) { int tx_type = x->e_mbd.mode_info_context->mbmi.txfm_size; #if CONFIG_COMP_INTRA_PRED if (x->e_mbd.mode_info_context->mbmi.second_uv_mode == (MB_PREDICTION_MODE) (DC_PRED - 1)) { #endif RECON_INVOKE(&rtcd->common->recon, build_intra_predictors_mbuv)(&x->e_mbd); #if CONFIG_COMP_INTRA_PRED } else { RECON_INVOKE(&rtcd->common->recon, build_comp_intra_predictors_mbuv)(&x->e_mbd); } #endif ENCODEMB_INVOKE(&rtcd->encodemb, submbuv)(x->src_diff, x->src.u_buffer, x->src.v_buffer, x->e_mbd.predictor, x->src.uv_stride); if(tx_type == TX_8X8) vp8_transform_mbuv_8x8(x); else vp8_transform_mbuv(x); if(tx_type == TX_8X8) vp8_quantize_mbuv_8x8(x); else vp8_quantize_mbuv(x); #ifdef ENC_DEBUG if (enc_debug) { int i; printf("vp8_encode_intra16x16mbuv\n"); printf("%d %d:\n", x->e_mbd.mb_to_left_edge, x->e_mbd.mb_to_top_edge); printf("qcoeff:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.qcoeff[i]); if (i%16 == 15) printf("\n"); } printf("dqcoeff:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.dqcoeff[i]); if (i%16 == 15) printf("\n"); } printf("diff:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.diff[i]); if (i%16 == 15) printf("\n"); } printf("predictor:\n"); for (i =0; i<400; i++) { printf("%3d ", x->e_mbd.predictor[i]); if (i%16 == 15) printf("\n"); } printf("eobs:\n"); for (i=0;i<25;i++) printf("%d ", x->e_mbd.block[i].eob); printf("\n"); } #endif if (x->optimize) { if(tx_type == TX_8X8) vp8_optimize_mbuv_8x8(x, rtcd); else vp8_optimize_mbuv(x, rtcd); } if(tx_type == TX_8X8) vp8_inverse_transform_mbuv_8x8(IF_RTCD(&rtcd->common->idct), &x->e_mbd); else vp8_inverse_transform_mbuv(IF_RTCD(&rtcd->common->idct), &x->e_mbd); vp8_recon_intra_mbuv(IF_RTCD(&rtcd->common->recon), &x->e_mbd); } void vp8_encode_intra8x8(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x, int ib) { BLOCKD *b = &x->e_mbd.block[ib]; BLOCK *be = &x->block[ib]; const int iblock[4]={0,1,4,5}; int i; #if CONFIG_COMP_INTRA_PRED if (b->bmi.as_mode.second == (MB_PREDICTION_MODE) (DC_PRED - 1)) { #endif RECON_INVOKE(&rtcd->common->recon, intra8x8_predict) (b, b->bmi.as_mode.first, b->predictor); #if CONFIG_COMP_INTRA_PRED } else { RECON_INVOKE(&rtcd->common->recon, comp_intra8x8_predict) (b, b->bmi.as_mode.first, b->bmi.as_mode.second, b->predictor); } #endif for(i=0;i<4;i++) { b = &x->e_mbd.block[ib + iblock[i]]; be = &x->block[ib + iblock[i]]; ENCODEMB_INVOKE(&rtcd->encodemb, subb)(be, b, 16); x->vp8_short_fdct4x4(be->src_diff, be->coeff, 32); x->quantize_b(be, b); vp8_inverse_transform_b(IF_RTCD(&rtcd->common->idct), b, 32); RECON_INVOKE(&rtcd->common->recon, recon)(b->predictor, b->diff, *(b->base_dst) + b->dst, b->dst_stride); } } extern const int vp8_i8x8_block[4]; void vp8_encode_intra8x8mby(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x) { int i, ib; for(i=0;i<4;i++) { ib = vp8_i8x8_block[i]; vp8_encode_intra8x8(rtcd, x, ib); } } void vp8_encode_intra_uv4x4(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x, int ib, int mode, int second) { BLOCKD *b = &x->e_mbd.block[ib]; BLOCK *be = &x->block[ib]; #if CONFIG_COMP_INTRA_PRED if (second == -1) { #endif RECON_INVOKE(&rtcd->common->recon, intra_uv4x4_predict) (b, mode, b->predictor); #if CONFIG_COMP_INTRA_PRED } else { RECON_INVOKE(&rtcd->common->recon, comp_intra_uv4x4_predict) (b, mode, second, b->predictor); } #endif ENCODEMB_INVOKE(&rtcd->encodemb, subb)(be, b, 8); x->vp8_short_fdct4x4(be->src_diff, be->coeff, 16); x->quantize_b(be, b); vp8_inverse_transform_b(IF_RTCD(&rtcd->common->idct), b, 16); RECON_INVOKE(&rtcd->common->recon, recon_uv)(b->predictor, b->diff, *(b->base_dst) + b->dst, b->dst_stride); } void vp8_encode_intra8x8mbuv(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x) { int i, ib, mode, second; BLOCKD *b; for(i=0;i<4;i++) { ib = vp8_i8x8_block[i]; b = &x->e_mbd.block[ib]; mode = b->bmi.as_mode.first; #if CONFIG_COMP_INTRA_PRED second = b->bmi.as_mode.second; #else second = -1; #endif /*u */ vp8_encode_intra_uv4x4(rtcd, x, i+16, mode, second); /*v */ vp8_encode_intra_uv4x4(rtcd, x, i+20, mode, second); } }