media/libvpx/vp9/common/vp9_mv.h

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  */
    11 #ifndef VP9_COMMON_VP9_MV_H_
    12 #define VP9_COMMON_VP9_MV_H_
    14 #include "vpx/vpx_integer.h"
    16 #include "vp9/common/vp9_common.h"
    18 typedef struct {
    19   int16_t row;
    20   int16_t col;
    21 } MV;
    23 typedef union int_mv {
    24   uint32_t as_int;
    25   MV as_mv;
    26 } int_mv; /* facilitates faster equality tests and copies */
    28 typedef struct {
    29   int32_t row;
    30   int32_t col;
    31 } MV32;
    33 static void clamp_mv(MV *mv, int min_col, int max_col,
    34                              int min_row, int max_row) {
    35   mv->col = clamp(mv->col, min_col, max_col);
    36   mv->row = clamp(mv->row, min_row, max_row);
    37 }
    39 #endif  // VP9_COMMON_VP9_MV_H_

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