1 /* 2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #include "vpx_config.h" 12 #include "vp8_rtcd.h" 13 #include "vp8/common/loopfilter.h" 14 #include "vp8/common/onyxc_int.h" 15 16 typedef void loopfilter_y_neon(unsigned char *src, int pitch, 17 unsigned char blimit, unsigned char limit, 18 unsigned char thresh); 19 typedef void loopfilter_uv_neon(unsigned char *u, int pitch, 20 unsigned char blimit, unsigned char limit, 21 unsigned char thresh, unsigned char *v); 22 23 extern loopfilter_y_neon vp8_loop_filter_horizontal_edge_y_neon; 24 extern loopfilter_y_neon vp8_loop_filter_vertical_edge_y_neon; 25 extern loopfilter_uv_neon vp8_loop_filter_horizontal_edge_uv_neon; 26 extern loopfilter_uv_neon vp8_loop_filter_vertical_edge_uv_neon; 27 28 extern loopfilter_y_neon vp8_mbloop_filter_horizontal_edge_y_neon; 29 extern loopfilter_y_neon vp8_mbloop_filter_vertical_edge_y_neon; 30 extern loopfilter_uv_neon vp8_mbloop_filter_horizontal_edge_uv_neon; 31 extern loopfilter_uv_neon vp8_mbloop_filter_vertical_edge_uv_neon; 32 33 /* NEON loopfilter functions */ 34 /* Horizontal MB filtering */ 35 void vp8_loop_filter_mbh_neon(unsigned char *y_ptr, unsigned char *u_ptr, 36 unsigned char *v_ptr, int y_stride, int uv_stride, 37 loop_filter_info *lfi) { 38 unsigned char mblim = *lfi->mblim; 39 unsigned char lim = *lfi->lim; 40 unsigned char hev_thr = *lfi->hev_thr; 41 vp8_mbloop_filter_horizontal_edge_y_neon(y_ptr, y_stride, mblim, lim, 42 hev_thr); 43 44 if (u_ptr) 45 vp8_mbloop_filter_horizontal_edge_uv_neon(u_ptr, uv_stride, mblim, lim, 46 hev_thr, v_ptr); 47 } 48 49 /* Vertical MB Filtering */ 50 void vp8_loop_filter_mbv_neon(unsigned char *y_ptr, unsigned char *u_ptr, 51 unsigned char *v_ptr, int y_stride, int uv_stride, 52 loop_filter_info *lfi) { 53 unsigned char mblim = *lfi->mblim; 54 unsigned char lim = *lfi->lim; 55 unsigned char hev_thr = *lfi->hev_thr; 56 57 vp8_mbloop_filter_vertical_edge_y_neon(y_ptr, y_stride, mblim, lim, hev_thr); 58 59 if (u_ptr) 60 vp8_mbloop_filter_vertical_edge_uv_neon(u_ptr, uv_stride, mblim, lim, 61 hev_thr, v_ptr); 62 } 63 64 /* Horizontal B Filtering */ 65 void vp8_loop_filter_bh_neon(unsigned char *y_ptr, unsigned char *u_ptr, 66 unsigned char *v_ptr, int y_stride, int uv_stride, 67 loop_filter_info *lfi) { 68 unsigned char blim = *lfi->blim; 69 unsigned char lim = *lfi->lim; 70 unsigned char hev_thr = *lfi->hev_thr; 71 72 vp8_loop_filter_horizontal_edge_y_neon(y_ptr + 4 * y_stride, y_stride, blim, 73 lim, hev_thr); 74 vp8_loop_filter_horizontal_edge_y_neon(y_ptr + 8 * y_stride, y_stride, blim, 75 lim, hev_thr); 76 vp8_loop_filter_horizontal_edge_y_neon(y_ptr + 12 * y_stride, y_stride, blim, 77 lim, hev_thr); 78 79 if (u_ptr) 80 vp8_loop_filter_horizontal_edge_uv_neon(u_ptr + 4 * uv_stride, uv_stride, 81 blim, lim, hev_thr, 82 v_ptr + 4 * uv_stride); 83 } 84 85 /* Vertical B Filtering */ 86 void vp8_loop_filter_bv_neon(unsigned char *y_ptr, unsigned char *u_ptr, 87 unsigned char *v_ptr, int y_stride, int uv_stride, 88 loop_filter_info *lfi) { 89 unsigned char blim = *lfi->blim; 90 unsigned char lim = *lfi->lim; 91 unsigned char hev_thr = *lfi->hev_thr; 92 93 vp8_loop_filter_vertical_edge_y_neon(y_ptr + 4, y_stride, blim, lim, hev_thr); 94 vp8_loop_filter_vertical_edge_y_neon(y_ptr + 8, y_stride, blim, lim, hev_thr); 95 vp8_loop_filter_vertical_edge_y_neon(y_ptr + 12, y_stride, blim, lim, 96 hev_thr); 97 98 if (u_ptr) 99 vp8_loop_filter_vertical_edge_uv_neon(u_ptr + 4, uv_stride, blim, lim, 100 hev_thr, v_ptr + 4); 101 } 102
