forked from len0rd/rockbox
optimized motion compensation for ARM from the mplayer-w100 project. Elefants Dream plays back 2.3fps faster on the Gigabeat
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13032 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Marcoen Hirschberg
parent
78585318b5
commit
80d882105e
5 changed files with 515 additions and 0 deletions
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@ -5,6 +5,10 @@ decode.c
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header.c
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header.c
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idct.c
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idct.c
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motion_comp.c
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motion_comp.c
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#ifdef CPU_ARM
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motion_comp_arm.c
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motion_comp_arm_s.S
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#endif
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slice.c
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slice.c
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video_out_rockbox.c
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video_out_rockbox.c
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mpeg_settings.c
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mpeg_settings.c
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@ -58,7 +58,12 @@ void mpeg2_mc_init (uint32_t accel)
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mpeg2_mc = mpeg2_mc_vis;
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mpeg2_mc = mpeg2_mc_vis;
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else
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else
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#endif
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#endif
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#ifdef CPU_ARM
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mpeg2_mc = mpeg2_mc_arm;
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#else
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mpeg2_mc = mpeg2_mc_c;
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mpeg2_mc = mpeg2_mc_c;
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#endif
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}
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}
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#define avg2(a,b) ((a+b+1)>>1)
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#define avg2(a,b) ((a+b+1)>>1)
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183
apps/plugins/mpegplayer/motion_comp_arm.c
Normal file
183
apps/plugins/mpegplayer/motion_comp_arm.c
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@ -0,0 +1,183 @@
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/*
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* motion_comp_arm.c
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* Copyright (C) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
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*
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* This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
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* See http://libmpeg2.sourceforge.net/ for updates.
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*
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* mpeg2dec is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* mpeg2dec is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "mpeg2dec_config.h"
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#include <inttypes.h>
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#include "mpeg2.h"
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#include "attributes.h"
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#include "mpeg2_internal.h"
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#define avg2(a,b) ((a+b+1)>>1)
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#define avg4(a,b,c,d) ((a+b+c+d+2)>>2)
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#define predict_o(i) (ref[i])
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#define predict_x(i) (avg2 (ref[i], ref[i+1]))
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#define predict_y(i) (avg2 (ref[i], (ref+stride)[i]))
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#define predict_xy(i) (avg4 (ref[i], ref[i+1], \
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(ref+stride)[i], (ref+stride)[i+1]))
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#define put(predictor,i) dest[i] = predictor (i)
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#define avg(predictor,i) dest[i] = avg2 (predictor (i), dest[i])
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/* mc function template */
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#define MC_FUNC(op,xy) \
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inline static void MC_##op##_##xy##_16_c (uint8_t * dest, const uint8_t * ref, \
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const int stride, int height) \
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{ \
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do { \
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op (predict_##xy, 0); \
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op (predict_##xy, 1); \
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op (predict_##xy, 2); \
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op (predict_##xy, 3); \
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op (predict_##xy, 4); \
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op (predict_##xy, 5); \
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op (predict_##xy, 6); \
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op (predict_##xy, 7); \
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op (predict_##xy, 8); \
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op (predict_##xy, 9); \
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op (predict_##xy, 10); \
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op (predict_##xy, 11); \
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op (predict_##xy, 12); \
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op (predict_##xy, 13); \
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op (predict_##xy, 14); \
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op (predict_##xy, 15); \
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ref += stride; \
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dest += stride; \
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} while (--height); \
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} \
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static void MC_##op##_##xy##_8_c (uint8_t * dest, const uint8_t * ref, \
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const int stride, int height) \
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{ \
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do { \
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op (predict_##xy, 0); \
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op (predict_##xy, 1); \
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op (predict_##xy, 2); \
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op (predict_##xy, 3); \
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op (predict_##xy, 4); \
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op (predict_##xy, 5); \
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op (predict_##xy, 6); \
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op (predict_##xy, 7); \
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ref += stride; \
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dest += stride; \
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} while (--height); \
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} \
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/* definitions of the actual mc functions */
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/* MC_FUNC (put,o) */
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MC_FUNC (avg,o)
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/* MC_FUNC (put,x) */
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MC_FUNC (avg,x)
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MC_FUNC (put,y)
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MC_FUNC (avg,y)
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MC_FUNC (put,xy)
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MC_FUNC (avg,xy)
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extern void MC_put_o_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height);
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extern void MC_put_x_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height);
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static void MC_put_y_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_put_y_16_c(dest, ref, stride, height);
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}
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static void MC_put_xy_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_put_xy_16_c(dest, ref, stride, height);
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}
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extern void MC_put_o_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height);
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extern void MC_put_x_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height);
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static void MC_put_y_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_put_y_8_c(dest, ref, stride, height);
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}
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static void MC_put_xy_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_put_xy_8_c(dest, ref, stride, height);
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}
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static void MC_avg_o_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_o_16_c(dest, ref, stride, height);
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}
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static void MC_avg_x_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_x_16_c(dest, ref, stride, height);
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}
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static void MC_avg_y_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_y_16_c(dest, ref, stride, height);
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}
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static void MC_avg_xy_16_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_xy_16_c(dest, ref, stride, height);
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}
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static void MC_avg_o_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_o_8_c(dest, ref, stride, height);
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}
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static void MC_avg_x_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_x_8_c(dest, ref, stride, height);
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}
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static void MC_avg_y_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_y_8_c(dest, ref, stride, height);
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}
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static void MC_avg_xy_8_arm (uint8_t * dest, const uint8_t * ref,
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int stride, int height)
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{
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MC_avg_xy_8_c(dest, ref, stride, height);
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}
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MPEG2_MC_EXTERN (arm)
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322
apps/plugins/mpegplayer/motion_comp_arm_s.S
Normal file
322
apps/plugins/mpegplayer/motion_comp_arm_s.S
Normal file
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@ -0,0 +1,322 @@
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@ motion_comp_arm_s.S
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@ Copyright (C) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
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@
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@ This file is part of mpeg2dec, a free MPEG-2 video stream decoder.
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@ See http://libmpeg2.sourceforge.net/ for updates.
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@
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@ mpeg2dec is free software; you can redistribute it and/or modify
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@ it under the terms of the GNU General Public License as published by
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@ the Free Software Foundation; either version 2 of the License, or
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@ (at your option) any later version.
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@
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@ mpeg2dec is distributed in the hope that it will be useful,
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@ but WITHOUT ANY WARRANTY; without even the implied warranty of
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@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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@ GNU General Public License for more details.
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@
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@ You should have received a copy of the GNU General Public License
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@ along with this program; if not, write to the Free Software
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@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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.text
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@ ----------------------------------------------------------------
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.align
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.global MC_put_o_16_arm
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MC_put_o_16_arm:
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@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
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@@ pld [r1]
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stmfd sp!, {r4-r11, lr} @ R14 is also called LR
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and r4, r1, #3
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adr r5, MC_put_o_16_arm_align_jt
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add r5, r5, r4, lsl #2
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ldr pc, [r5]
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MC_put_o_16_arm_align0:
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ldmia r1, {r4-r7}
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add r1, r1, r2
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@@ pld [r1]
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stmia r0, {r4-r7}
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subs r3, r3, #1
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add r0, r0, r2
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bne MC_put_o_16_arm_align0
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ldmfd sp!, {r4-r11, pc} @@ update PC with LR content.
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.macro PROC shift
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ldmia r1, {r4-r8}
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add r1, r1, r2
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mov r9, r4, lsr #(\shift)
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@@ pld [r1]
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mov r10, r5, lsr #(\shift)
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orr r9, r9, r5, lsl #(32-\shift)
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mov r11, r6, lsr #(\shift)
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orr r10, r10, r6, lsl #(32-\shift)
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mov r12, r7, lsr #(\shift)
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orr r11, r11, r7, lsl #(32-\shift)
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orr r12, r12, r8, lsl #(32-\shift)
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stmia r0, {r9-r12}
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subs r3, r3, #1
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add r0, r0, r2
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.endm
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MC_put_o_16_arm_align1:
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and r1, r1, #0xFFFFFFFC
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1: PROC(8)
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bne 1b
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ldmfd sp!, {r4-r11, pc} @@ update PC with LR content.
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MC_put_o_16_arm_align2:
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and r1, r1, #0xFFFFFFFC
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1: PROC(16)
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bne 1b
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ldmfd sp!, {r4-r11, pc} @@ update PC with LR content.
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MC_put_o_16_arm_align3:
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and r1, r1, #0xFFFFFFFC
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1: PROC(24)
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bne 1b
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ldmfd sp!, {r4-r11, pc} @@ update PC with LR content.
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MC_put_o_16_arm_align_jt:
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.word MC_put_o_16_arm_align0
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.word MC_put_o_16_arm_align1
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.word MC_put_o_16_arm_align2
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.word MC_put_o_16_arm_align3
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@ ----------------------------------------------------------------
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.align
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.global MC_put_o_8_arm
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MC_put_o_8_arm:
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@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
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|
@@ pld [r1]
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|
stmfd sp!, {r4-r10, lr} @ R14 is also called LR
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|
and r4, r1, #3
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adr r5, MC_put_o_8_arm_align_jt
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add r5, r5, r4, lsl #2
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ldr pc, [r5]
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MC_put_o_8_arm_align0:
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ldmia r1, {r4-r5}
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add r1, r1, r2
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@@ pld [r1]
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stmia r0, {r4-r5}
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add r0, r0, r2
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subs r3, r3, #1
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bne MC_put_o_8_arm_align0
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ldmfd sp!, {r4-r10, pc} @@ update PC with LR content.
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|
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|
.macro PROC8 shift
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ldmia r1, {r4-r6}
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add r1, r1, r2
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mov r9, r4, lsr #(\shift)
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@@ pld [r1]
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mov r10, r5, lsr #(\shift)
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orr r9, r9, r5, lsl #(32-\shift)
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orr r10, r10, r6, lsl #(32-\shift)
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stmia r0, {r9-r10}
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subs r3, r3, #1
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add r0, r0, r2
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.endm
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MC_put_o_8_arm_align1:
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and r1, r1, #0xFFFFFFFC
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1: PROC8(8)
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bne 1b
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ldmfd sp!, {r4-r10, pc} @@ update PC with LR content.
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MC_put_o_8_arm_align2:
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and r1, r1, #0xFFFFFFFC
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1: PROC8(16)
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bne 1b
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ldmfd sp!, {r4-r10, pc} @@ update PC with LR content.
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MC_put_o_8_arm_align3:
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and r1, r1, #0xFFFFFFFC
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1: PROC8(24)
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bne 1b
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ldmfd sp!, {r4-r10, pc} @@ update PC with LR content.
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MC_put_o_8_arm_align_jt:
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.word MC_put_o_8_arm_align0
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.word MC_put_o_8_arm_align1
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.word MC_put_o_8_arm_align2
|
||||||
|
.word MC_put_o_8_arm_align3
|
||||||
|
|
||||||
|
@ ----------------------------------------------------------------
|
||||||
|
.macro AVG_PW rW1, rW2
|
||||||
|
mov \rW2, \rW2, lsl #24
|
||||||
|
orr \rW2, \rW2, \rW1, lsr #8
|
||||||
|
eor r9, \rW1, \rW2
|
||||||
|
and \rW2, \rW1, \rW2
|
||||||
|
and r10, r9, r12
|
||||||
|
add \rW2, \rW2, r10, lsr #1
|
||||||
|
and r10, r9, r11
|
||||||
|
add \rW2, \rW2, r10
|
||||||
|
.endm
|
||||||
|
|
||||||
|
.align
|
||||||
|
.global MC_put_x_16_arm
|
||||||
|
MC_put_x_16_arm:
|
||||||
|
@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
|
||||||
|
@@ pld [r1]
|
||||||
|
stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||||||
|
and r4, r1, #3
|
||||||
|
adr r5, MC_put_x_16_arm_align_jt
|
||||||
|
ldr r11, [r5]
|
||||||
|
mvn r12, r11
|
||||||
|
add r5, r5, r4, lsl #2
|
||||||
|
ldr pc, [r5, #4]
|
||||||
|
|
||||||
|
.macro ADJ_ALIGN_QW shift, R0, R1, R2, R3, R4
|
||||||
|
mov \R0, \R0, lsr #(\shift)
|
||||||
|
orr \R0, \R0, \R1, lsl #(32 - \shift)
|
||||||
|
mov \R1, \R1, lsr #(\shift)
|
||||||
|
orr \R1, \R1, \R2, lsl #(32 - \shift)
|
||||||
|
mov \R2, \R2, lsr #(\shift)
|
||||||
|
orr \R2, \R2, \R3, lsl #(32 - \shift)
|
||||||
|
mov \R3, \R3, lsr #(\shift)
|
||||||
|
orr \R3, \R3, \R4, lsl #(32 - \shift)
|
||||||
|
mov \R4, \R4, lsr #(\shift)
|
||||||
|
@ and \R4, \R4, #0xFF
|
||||||
|
.endm
|
||||||
|
|
||||||
|
MC_put_x_16_arm_align0:
|
||||||
|
ldmia r1, {r4-r8}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
AVG_PW r7, r8
|
||||||
|
AVG_PW r6, r7
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r8}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne MC_put_x_16_arm_align0
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_16_arm_align1:
|
||||||
|
and r1, r1, #0xFFFFFFFC
|
||||||
|
1: ldmia r1, {r4-r8}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
ADJ_ALIGN_QW 8, r4, r5, r6, r7, r8
|
||||||
|
AVG_PW r7, r8
|
||||||
|
AVG_PW r6, r7
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r8}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne 1b
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_16_arm_align2:
|
||||||
|
and r1, r1, #0xFFFFFFFC
|
||||||
|
1: ldmia r1, {r4-r8}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
ADJ_ALIGN_QW 16, r4, r5, r6, r7, r8
|
||||||
|
AVG_PW r7, r8
|
||||||
|
AVG_PW r6, r7
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r8}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne 1b
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_16_arm_align3:
|
||||||
|
and r1, r1, #0xFFFFFFFC
|
||||||
|
1: ldmia r1, {r4-r8}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
ADJ_ALIGN_QW 24, r4, r5, r6, r7, r8
|
||||||
|
AVG_PW r7, r8
|
||||||
|
AVG_PW r6, r7
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r8}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne 1b
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_16_arm_align_jt:
|
||||||
|
.word 0x01010101
|
||||||
|
.word MC_put_x_16_arm_align0
|
||||||
|
.word MC_put_x_16_arm_align1
|
||||||
|
.word MC_put_x_16_arm_align2
|
||||||
|
.word MC_put_x_16_arm_align3
|
||||||
|
|
||||||
|
@ ----------------------------------------------------------------
|
||||||
|
.align
|
||||||
|
.global MC_put_x_8_arm
|
||||||
|
MC_put_x_8_arm:
|
||||||
|
@@ void func(uint8_t * dest, const uint8_t * ref, int stride, int height)
|
||||||
|
@@ pld [r1]
|
||||||
|
stmfd sp!, {r4-r11,lr} @ R14 is also called LR
|
||||||
|
and r4, r1, #3
|
||||||
|
adr r5, MC_put_x_8_arm_align_jt
|
||||||
|
ldr r11, [r5]
|
||||||
|
mvn r12, r11
|
||||||
|
add r5, r5, r4, lsl #2
|
||||||
|
ldr pc, [r5, #4]
|
||||||
|
|
||||||
|
.macro ADJ_ALIGN_DW shift, R0, R1, R2
|
||||||
|
mov \R0, \R0, lsr #(\shift)
|
||||||
|
orr \R0, \R0, \R1, lsl #(32 - \shift)
|
||||||
|
mov \R1, \R1, lsr #(\shift)
|
||||||
|
orr \R1, \R1, \R2, lsl #(32 - \shift)
|
||||||
|
mov \R2, \R2, lsr #(\shift)
|
||||||
|
@ and \R4, \R4, #0xFF
|
||||||
|
.endm
|
||||||
|
|
||||||
|
MC_put_x_8_arm_align0:
|
||||||
|
ldmia r1, {r4-r6}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r6}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne MC_put_x_8_arm_align0
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_8_arm_align1:
|
||||||
|
and r1, r1, #0xFFFFFFFC
|
||||||
|
1: ldmia r1, {r4-r6}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
ADJ_ALIGN_DW 8, r4, r5, r6
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r6}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne 1b
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_8_arm_align2:
|
||||||
|
and r1, r1, #0xFFFFFFFC
|
||||||
|
1: ldmia r1, {r4-r6}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
ADJ_ALIGN_DW 16, r4, r5, r6
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r6}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne 1b
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_8_arm_align3:
|
||||||
|
and r1, r1, #0xFFFFFFFC
|
||||||
|
1: ldmia r1, {r4-r6}
|
||||||
|
add r1, r1, r2
|
||||||
|
@@ pld [r1]
|
||||||
|
ADJ_ALIGN_DW 24, r4, r5, r6
|
||||||
|
AVG_PW r5, r6
|
||||||
|
AVG_PW r4, r5
|
||||||
|
stmia r0, {r5-r6}
|
||||||
|
subs r3, r3, #1
|
||||||
|
add r0, r0, r2
|
||||||
|
bne 1b
|
||||||
|
ldmfd sp!, {r4-r11,pc} @@ update PC with LR content.
|
||||||
|
MC_put_x_8_arm_align_jt:
|
||||||
|
.word 0x01010101
|
||||||
|
.word MC_put_x_8_arm_align0
|
||||||
|
.word MC_put_x_8_arm_align1
|
||||||
|
.word MC_put_x_8_arm_align2
|
||||||
|
.word MC_put_x_8_arm_align3
|
||||||
|
|
@ -298,3 +298,4 @@ extern mpeg2_mc_t mpeg2_mc_3dnow;
|
||||||
extern mpeg2_mc_t mpeg2_mc_altivec;
|
extern mpeg2_mc_t mpeg2_mc_altivec;
|
||||||
extern mpeg2_mc_t mpeg2_mc_alpha;
|
extern mpeg2_mc_t mpeg2_mc_alpha;
|
||||||
extern mpeg2_mc_t mpeg2_mc_vis;
|
extern mpeg2_mc_t mpeg2_mc_vis;
|
||||||
|
extern mpeg2_mc_t mpeg2_mc_arm;
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue