media/libvpx/vp8/encoder/arm/quantize_arm.c@ac0c01689b40
media/libvpx/vp8/encoder/arm/quantize_arm.c
Thu, 15 Jan 2015 15:59:08 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 15 Jan 2015 15:59:08 +0100
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
- permissions
- -rw-r--r--
Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
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 */
12 #include "vpx_config.h"
13 #include "vp8_rtcd.h"
14 #include "vp8/encoder/block.h"
15 #include <math.h>
16 #include "vpx_mem/vpx_mem.h"
17 #include "vp8/encoder/quantize.h"
18 #include "vp8/common/entropy.h"
21 #if HAVE_NEON
23 /* vp8_quantize_mbX functions here differs from corresponding ones in
24 * quantize.c only by using quantize_b_pair function pointer instead of
25 * the regular quantize_b function pointer */
26 void vp8_quantize_mby_neon(MACROBLOCK *x)
27 {
28 int i;
29 int has_2nd_order = (x->e_mbd.mode_info_context->mbmi.mode != B_PRED
30 && x->e_mbd.mode_info_context->mbmi.mode != SPLITMV);
32 for (i = 0; i < 16; i+=2)
33 x->quantize_b_pair(&x->block[i], &x->block[i+1],
34 &x->e_mbd.block[i], &x->e_mbd.block[i+1]);
36 if(has_2nd_order)
37 x->quantize_b(&x->block[24], &x->e_mbd.block[24]);
38 }
40 void vp8_quantize_mb_neon(MACROBLOCK *x)
41 {
42 int i;
43 int has_2nd_order=(x->e_mbd.mode_info_context->mbmi.mode != B_PRED
44 && x->e_mbd.mode_info_context->mbmi.mode != SPLITMV);
46 for (i = 0; i < 24; i+=2)
47 x->quantize_b_pair(&x->block[i], &x->block[i+1],
48 &x->e_mbd.block[i], &x->e_mbd.block[i+1]);
50 if (has_2nd_order)
51 x->quantize_b(&x->block[24], &x->e_mbd.block[24]);
52 }
55 void vp8_quantize_mbuv_neon(MACROBLOCK *x)
56 {
57 int i;
59 for (i = 16; i < 24; i+=2)
60 x->quantize_b_pair(&x->block[i], &x->block[i+1],
61 &x->e_mbd.block[i], &x->e_mbd.block[i+1]);
62 }
64 #endif /* HAVE_NEON */
