ref: 481a7c5986f17a7c212eb9ab12beac57bcecef66
dir: /vp8/common/ppc/loopfilter_altivec.c/
/* * 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 "loopfilter.h" #include "onyxc_int.h" typedef void loop_filter_function_y_ppc ( unsigned char *s, // source pointer int p, // pitch const signed char *flimit, const signed char *limit, const signed char *thresh ); typedef void loop_filter_function_uv_ppc ( unsigned char *u, // source pointer unsigned char *v, // source pointer int p, // pitch const signed char *flimit, const signed char *limit, const signed char *thresh ); typedef void loop_filter_function_s_ppc ( unsigned char *s, // source pointer int p, // pitch const signed char *flimit ); loop_filter_function_y_ppc mbloop_filter_horizontal_edge_y_ppc; loop_filter_function_y_ppc mbloop_filter_vertical_edge_y_ppc; loop_filter_function_y_ppc loop_filter_horizontal_edge_y_ppc; loop_filter_function_y_ppc loop_filter_vertical_edge_y_ppc; loop_filter_function_uv_ppc mbloop_filter_horizontal_edge_uv_ppc; loop_filter_function_uv_ppc mbloop_filter_vertical_edge_uv_ppc; loop_filter_function_uv_ppc loop_filter_horizontal_edge_uv_ppc; loop_filter_function_uv_ppc loop_filter_vertical_edge_uv_ppc; loop_filter_function_s_ppc loop_filter_simple_horizontal_edge_ppc; loop_filter_function_s_ppc loop_filter_simple_vertical_edge_ppc; // Horizontal MB filtering void loop_filter_mbh_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { mbloop_filter_horizontal_edge_y_ppc(y_ptr, y_stride, lfi->mbflim, lfi->lim, lfi->thr); if (u_ptr) mbloop_filter_horizontal_edge_uv_ppc(u_ptr, v_ptr, uv_stride, lfi->mbflim, lfi->lim, lfi->thr); } void loop_filter_mbhs_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { (void)u_ptr; (void)v_ptr; (void)uv_stride; loop_filter_simple_horizontal_edge_ppc(y_ptr, y_stride, lfi->mbflim); } // Vertical MB Filtering void loop_filter_mbv_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { mbloop_filter_vertical_edge_y_ppc(y_ptr, y_stride, lfi->mbflim, lfi->lim, lfi->thr); if (u_ptr) mbloop_filter_vertical_edge_uv_ppc(u_ptr, v_ptr, uv_stride, lfi->mbflim, lfi->lim, lfi->thr); } void loop_filter_mbvs_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { (void)u_ptr; (void)v_ptr; (void)uv_stride; loop_filter_simple_vertical_edge_ppc(y_ptr, y_stride, lfi->mbflim); } // Horizontal B Filtering void loop_filter_bh_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { // These should all be done at once with one call, instead of 3 loop_filter_horizontal_edge_y_ppc(y_ptr + 4 * y_stride, y_stride, lfi->flim, lfi->lim, lfi->thr); loop_filter_horizontal_edge_y_ppc(y_ptr + 8 * y_stride, y_stride, lfi->flim, lfi->lim, lfi->thr); loop_filter_horizontal_edge_y_ppc(y_ptr + 12 * y_stride, y_stride, lfi->flim, lfi->lim, lfi->thr); if (u_ptr) loop_filter_horizontal_edge_uv_ppc(u_ptr + 4 * uv_stride, v_ptr + 4 * uv_stride, uv_stride, lfi->flim, lfi->lim, lfi->thr); } void loop_filter_bhs_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { (void)u_ptr; (void)v_ptr; (void)uv_stride; loop_filter_simple_horizontal_edge_ppc(y_ptr + 4 * y_stride, y_stride, lfi->flim); loop_filter_simple_horizontal_edge_ppc(y_ptr + 8 * y_stride, y_stride, lfi->flim); loop_filter_simple_horizontal_edge_ppc(y_ptr + 12 * y_stride, y_stride, lfi->flim); } // Vertical B Filtering void loop_filter_bv_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { loop_filter_vertical_edge_y_ppc(y_ptr, y_stride, lfi->flim, lfi->lim, lfi->thr); if (u_ptr) loop_filter_vertical_edge_uv_ppc(u_ptr + 4, v_ptr + 4, uv_stride, lfi->flim, lfi->lim, lfi->thr); } void loop_filter_bvs_ppc(unsigned char *y_ptr, unsigned char *u_ptr, unsigned char *v_ptr, int y_stride, int uv_stride, loop_filter_info *lfi) { (void)u_ptr; (void)v_ptr; (void)uv_stride; loop_filter_simple_vertical_edge_ppc(y_ptr + 4, y_stride, lfi->flim); loop_filter_simple_vertical_edge_ppc(y_ptr + 8, y_stride, lfi->flim); loop_filter_simple_vertical_edge_ppc(y_ptr + 12, y_stride, lfi->flim); }