Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(78)

Side by Side Diff: source/libvpx/vp8/common/mfqe.c

Issue 11555023: libvpx: Add VP9 decoder. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 8 years ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
OLDNEW
1 /* 1 /*
2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved. 2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 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 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 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
11 11
12 /* MFQE: Multiframe Quality Enhancement 12 /* MFQE: Multiframe Quality Enhancement
13 * In rate limited situations keyframes may cause significant visual artifacts 13 * In rate limited situations keyframes may cause significant visual artifacts
14 * commonly referred to as "popping." This file implements a postproccesing 14 * commonly referred to as "popping." This file implements a postproccesing
15 * algorithm which blends data from the preceeding frame when there is no 15 * algorithm which blends data from the preceeding frame when there is no
16 * motion and the q from the previous frame is lower which indicates that it is 16 * motion and the q from the previous frame is lower which indicates that it is
17 * higher quality. 17 * higher quality.
18 */ 18 */
19 19
20 #include "postproc.h" 20 #include "postproc.h"
21 #include "variance.h" 21 #include "variance.h"
22 #include "vpx_mem/vpx_mem.h" 22 #include "vpx_mem/vpx_mem.h"
23 #include "vpx_rtcd.h" 23 #include "vp8_rtcd.h"
24 #include "vpx_scale/yv12config.h" 24 #include "vpx_scale/yv12config.h"
25 25
26 #include <limits.h> 26 #include <limits.h>
27 #include <stdlib.h> 27 #include <stdlib.h>
28 28
29 static void filter_by_weight(unsigned char *src, int src_stride, 29 static void filter_by_weight(unsigned char *src, int src_stride,
30 unsigned char *dst, int dst_stride, 30 unsigned char *dst, int dst_stride,
31 int block_size, int src_weight) 31 int block_size, int src_weight)
32 { 32 {
33 int dst_weight = (1 << MFQE_PRECISION) - src_weight; 33 int dst_weight = (1 << MFQE_PRECISION) - src_weight;
(...skipping 342 matching lines...) Expand 10 before | Expand all | Expand 10 after
376 y_ptr += show->y_stride * 16 - 16 * cm->mb_cols; 376 y_ptr += show->y_stride * 16 - 16 * cm->mb_cols;
377 u_ptr += show->uv_stride * 8 - 8 * cm->mb_cols; 377 u_ptr += show->uv_stride * 8 - 8 * cm->mb_cols;
378 v_ptr += show->uv_stride * 8 - 8 * cm->mb_cols; 378 v_ptr += show->uv_stride * 8 - 8 * cm->mb_cols;
379 yd_ptr += dest->y_stride * 16 - 16 * cm->mb_cols; 379 yd_ptr += dest->y_stride * 16 - 16 * cm->mb_cols;
380 ud_ptr += dest->uv_stride * 8 - 8 * cm->mb_cols; 380 ud_ptr += dest->uv_stride * 8 - 8 * cm->mb_cols;
381 vd_ptr += dest->uv_stride * 8 - 8 * cm->mb_cols; 381 vd_ptr += dest->uv_stride * 8 - 8 * cm->mb_cols;
382 382
383 mode_info_context++; /* Skip border mb */ 383 mode_info_context++; /* Skip border mb */
384 } 384 }
385 } 385 }
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698