ref: 330dd67b7b0619da57492ca24207425026b387f4
dir: /vpx_scale/win32/scalesystemdependant.c/
/* * Copyright (c) 2010 The VP8 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. */ /**************************************************************************** * * Module Title : system_dependant.c * * Description : Miscellaneous system dependant functions * ****************************************************************************/ /**************************************************************************** * Header Files ****************************************************************************/ #include "vpx_scale/vpxscale.h" #include "cpuidlib.h" /**************************************************************************** * Imports *****************************************************************************/ extern void register_generic_scalers(void); extern void register_mmxscalers(void); /**************************************************************************** * * ROUTINE : post_proc_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(void) { // If MMX supported then set to use MMX versions of functions else // use original 'C' versions. int mmx_enabled; int xmm_enabled; int wmt_enabled; vpx_get_processor_flags(&mmx_enabled, &xmm_enabled, &wmt_enabled); if (mmx_enabled || xmm_enabled || wmt_enabled) { register_mmxscalers(); } else { 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; } }