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Diffstat (limited to 'vpx_scale/win32/scalesystemdependant.c')
| -rw-r--r-- | vpx_scale/win32/scalesystemdependant.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/vpx_scale/win32/scalesystemdependant.c b/vpx_scale/win32/scalesystemdependant.c new file mode 100644 index 000000000..9ed48bfc6 --- /dev/null +++ b/vpx_scale/win32/scalesystemdependant.c @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2010 The VP8 project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license and patent + * grant that can be found in the LICENSE file in the root of the source + * tree. 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; + + } +} |