vpx/vpx_scale/generic/scalesystemdependent.c
Johann 7cdc986cdf Don't copy borders for loop_filter_pick
During the _pick only the Y plane is examined. In addition, data beyond
the borders of the frame is not read.

Change-Id: Ic549adfca70fc6e0b55f8aab0efe81f0afac89f9
2011-10-19 18:54:14 -07:00

67 lines
3.0 KiB
C

/*
* Copyright (c) 2010 The WebM project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "vpx_config.h"
#include "vpx_scale/vpxscale.h"
#include "vpx_scale/yv12extend.h"
/****************************************************************************
*
* ROUTINE : vp8_scale_machine_specific_config
*
* INPUTS : UINT32 Version : Codec version number.
*
* OUTPUTS : None.
*
* RETURNS : void
*
* FUNCTION : Checks for machine specifc features such as MMX support
* sets appropriate flags and function pointers.
*
* SPECIAL NOTES : None.
*
****************************************************************************/
void vp8_scale_machine_specific_config()
{
#if CONFIG_SPATIAL_RESAMPLING
vp8_horizontal_line_1_2_scale = vp8cx_horizontal_line_1_2_scale_c;
vp8_vertical_band_1_2_scale = vp8cx_vertical_band_1_2_scale_c;
vp8_last_vertical_band_1_2_scale = vp8cx_last_vertical_band_1_2_scale_c;
vp8_horizontal_line_3_5_scale = vp8cx_horizontal_line_3_5_scale_c;
vp8_vertical_band_3_5_scale = vp8cx_vertical_band_3_5_scale_c;
vp8_last_vertical_band_3_5_scale = vp8cx_last_vertical_band_3_5_scale_c;
vp8_horizontal_line_3_4_scale = vp8cx_horizontal_line_3_4_scale_c;
vp8_vertical_band_3_4_scale = vp8cx_vertical_band_3_4_scale_c;
vp8_last_vertical_band_3_4_scale = vp8cx_last_vertical_band_3_4_scale_c;
vp8_horizontal_line_2_3_scale = vp8cx_horizontal_line_2_3_scale_c;
vp8_vertical_band_2_3_scale = vp8cx_vertical_band_2_3_scale_c;
vp8_last_vertical_band_2_3_scale = vp8cx_last_vertical_band_2_3_scale_c;
vp8_horizontal_line_4_5_scale = vp8cx_horizontal_line_4_5_scale_c;
vp8_vertical_band_4_5_scale = vp8cx_vertical_band_4_5_scale_c;
vp8_last_vertical_band_4_5_scale = vp8cx_last_vertical_band_4_5_scale_c;
vp8_vertical_band_5_4_scale = vp8cx_vertical_band_5_4_scale_c;
vp8_vertical_band_5_3_scale = vp8cx_vertical_band_5_3_scale_c;
vp8_vertical_band_2_1_scale = vp8cx_vertical_band_2_1_scale_c;
vp8_vertical_band_2_1_scale_i = vp8cx_vertical_band_2_1_scale_i_c;
vp8_horizontal_line_2_1_scale = vp8cx_horizontal_line_2_1_scale_c;
vp8_horizontal_line_5_3_scale = vp8cx_horizontal_line_5_3_scale_c;
vp8_horizontal_line_5_4_scale = vp8cx_horizontal_line_5_4_scale_c;
#endif
vp8_yv12_extend_frame_borders_ptr = vp8_yv12_extend_frame_borders;
vp8_yv12_copy_y_ptr = vp8_yv12_copy_y_c;
vp8_yv12_copy_frame_ptr = vp8_yv12_copy_frame;
}