The Tor Browser: media/libvpx/vpx_scale/vpx_scale_asm

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) 2011 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 "vpx/vpx_codec.h"

    14 #include "vpx_ports/asm_offsets.h"

    15 #include "vpx_scale/yv12config.h"

    17 BEGIN

    19 /* vpx_scale */

    20 DEFINE(yv12_buffer_config_y_width,              offsetof(YV12_BUFFER_CONFIG, y_width));

    21 DEFINE(yv12_buffer_config_y_height,             offsetof(YV12_BUFFER_CONFIG, y_height));

    22 DEFINE(yv12_buffer_config_y_stride,             offsetof(YV12_BUFFER_CONFIG, y_stride));

    23 DEFINE(yv12_buffer_config_uv_width,             offsetof(YV12_BUFFER_CONFIG, uv_width));

    24 DEFINE(yv12_buffer_config_uv_height,            offsetof(YV12_BUFFER_CONFIG, uv_height));

    25 DEFINE(yv12_buffer_config_uv_stride,            offsetof(YV12_BUFFER_CONFIG, uv_stride));

    26 DEFINE(yv12_buffer_config_y_buffer,             offsetof(YV12_BUFFER_CONFIG, y_buffer));

    27 DEFINE(yv12_buffer_config_u_buffer,             offsetof(YV12_BUFFER_CONFIG, u_buffer));

    28 DEFINE(yv12_buffer_config_v_buffer,             offsetof(YV12_BUFFER_CONFIG, v_buffer));

    29 DEFINE(yv12_buffer_config_border,               offsetof(YV12_BUFFER_CONFIG, border));

    30 DEFINE(VP8BORDERINPIXELS_VAL,                   VP8BORDERINPIXELS);

    32 END

    34 /* add asserts for any offset that is not supported by assembly code */

    35 /* add asserts for any size that is not supported by assembly code */

    37 #if HAVE_NEON

    38 /* vp8_yv12_extend_frame_borders_neon makes several assumptions based on this */

    39 ct_assert(VP8BORDERINPIXELS_VAL, VP8BORDERINPIXELS == 32)

    40 #endif

The Tor Browser / file revision

media/libvpx/vpx_scale/vpx_scale_asm_offsets.c@ac0c01689b40

media/libvpx/vpx_scale/vpx_scale_asm_offsets.c