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ffmpeg / libavcodec / armv4l / dsputil_arm.c @ 782fc0c3

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1 92651f67 Fabrice Bellard
/*
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 * ARMv4L optimized DSP utils
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 * Copyright (c) 2001 Lionel Ulmer.
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg 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 GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#include "libavcodec/dsputil.h"
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#ifdef HAVE_IPP
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#include <ipp.h>
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#endif
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extern void dsputil_init_iwmmxt(DSPContext* c, AVCodecContext *avctx);
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extern void ff_float_init_arm_vfp(DSPContext* c, AVCodecContext *avctx);
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extern void j_rev_dct_ARM(DCTELEM *data);
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extern void simple_idct_ARM(DCTELEM *data);
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extern void simple_idct_armv5te(DCTELEM *data);
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extern void simple_idct_put_armv5te(uint8_t *dest, int line_size,
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                                    DCTELEM *data);
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extern void simple_idct_add_armv5te(uint8_t *dest, int line_size,
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                                    DCTELEM *data);
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extern void ff_simple_idct_armv6(DCTELEM *data);
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extern void ff_simple_idct_put_armv6(uint8_t *dest, int line_size,
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                                     DCTELEM *data);
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extern void ff_simple_idct_add_armv6(uint8_t *dest, int line_size,
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                                     DCTELEM *data);
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/* XXX: local hack */
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static void (*ff_put_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
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static void (*ff_add_pixels_clamped)(const DCTELEM *block, uint8_t *pixels, int line_size);
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void put_pixels8_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_no_rnd_pixels8_x2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_no_rnd_pixels8_y2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_no_rnd_pixels8_xy2_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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void put_pixels16_arm(uint8_t *block, const uint8_t *pixels, int line_size, int h);
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extern void ff_prefetch_arm(void *mem, int stride, int h);
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CALL_2X_PIXELS(put_pixels16_x2_arm , put_pixels8_x2_arm , 8)
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CALL_2X_PIXELS(put_pixels16_y2_arm , put_pixels8_y2_arm , 8)
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CALL_2X_PIXELS(put_pixels16_xy2_arm, put_pixels8_xy2_arm, 8)
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CALL_2X_PIXELS(put_no_rnd_pixels16_x2_arm , put_no_rnd_pixels8_x2_arm , 8)
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CALL_2X_PIXELS(put_no_rnd_pixels16_y2_arm , put_no_rnd_pixels8_y2_arm , 8)
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CALL_2X_PIXELS(put_no_rnd_pixels16_xy2_arm, put_no_rnd_pixels8_xy2_arm, 8)
68 6ad1fa5a Bernhard Rosenkränzer
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extern void ff_add_pixels_clamped_ARM(short *block, unsigned char *dest,
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                                      int line_size);
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/* XXX: those functions should be suppressed ASAP when all IDCTs are
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   converted */
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static void j_rev_dct_ARM_put(uint8_t *dest, int line_size, DCTELEM *block)
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{
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    j_rev_dct_ARM (block);
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    ff_put_pixels_clamped(block, dest, line_size);
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}
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static void j_rev_dct_ARM_add(uint8_t *dest, int line_size, DCTELEM *block)
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{
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    j_rev_dct_ARM (block);
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    ff_add_pixels_clamped(block, dest, line_size);
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}
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static void simple_idct_ARM_put(uint8_t *dest, int line_size, DCTELEM *block)
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{
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    simple_idct_ARM (block);
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    ff_put_pixels_clamped(block, dest, line_size);
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}
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static void simple_idct_ARM_add(uint8_t *dest, int line_size, DCTELEM *block)
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{
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    simple_idct_ARM (block);
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    ff_add_pixels_clamped(block, dest, line_size);
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}
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#ifdef HAVE_IPP
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static void simple_idct_ipp(DCTELEM *block)
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{
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    ippiDCT8x8Inv_Video_16s_C1I(block);
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}
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static void simple_idct_ipp_put(uint8_t *dest, int line_size, DCTELEM *block)
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{
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    ippiDCT8x8Inv_Video_16s8u_C1R(block, dest, line_size);
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}
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void add_pixels_clamped_iwmmxt(const DCTELEM *block, uint8_t *pixels, int line_size);
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static void simple_idct_ipp_add(uint8_t *dest, int line_size, DCTELEM *block)
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{
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    ippiDCT8x8Inv_Video_16s_C1I(block);
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#ifdef HAVE_IWMMXT
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    add_pixels_clamped_iwmmxt(block, dest, line_size);
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#else
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    ff_add_pixels_clamped_ARM(block, dest, line_size);
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#endif
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}
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#endif
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int mm_support(void)
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{
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    return ENABLE_IWMMXT * MM_IWMMXT;
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}
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void dsputil_init_armv4l(DSPContext* c, AVCodecContext *avctx)
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{
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    int idct_algo= avctx->idct_algo;
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    ff_put_pixels_clamped = c->put_pixels_clamped;
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    ff_add_pixels_clamped = c->add_pixels_clamped;
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    if (avctx->lowres == 0) {
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        if(idct_algo == FF_IDCT_AUTO){
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#if defined(HAVE_IPP)
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            idct_algo = FF_IDCT_IPP;
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#elif defined(HAVE_ARMV6)
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            idct_algo = FF_IDCT_SIMPLEARMV6;
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#elif defined(HAVE_ARMV5TE)
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            idct_algo = FF_IDCT_SIMPLEARMV5TE;
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#else
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            idct_algo = FF_IDCT_ARM;
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#endif
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        }
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        if(idct_algo==FF_IDCT_ARM){
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            c->idct_put= j_rev_dct_ARM_put;
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            c->idct_add= j_rev_dct_ARM_add;
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            c->idct    = j_rev_dct_ARM;
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            c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;/* FF_NO_IDCT_PERM */
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        } else if (idct_algo==FF_IDCT_SIMPLEARM){
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            c->idct_put= simple_idct_ARM_put;
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            c->idct_add= simple_idct_ARM_add;
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            c->idct    = simple_idct_ARM;
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            c->idct_permutation_type= FF_NO_IDCT_PERM;
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#ifdef HAVE_ARMV6
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        } else if (idct_algo==FF_IDCT_SIMPLEARMV6){
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            c->idct_put= ff_simple_idct_put_armv6;
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            c->idct_add= ff_simple_idct_add_armv6;
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            c->idct    = ff_simple_idct_armv6;
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            c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
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#endif
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#ifdef HAVE_ARMV5TE
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        } else if (idct_algo==FF_IDCT_SIMPLEARMV5TE){
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            c->idct_put= simple_idct_put_armv5te;
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            c->idct_add= simple_idct_add_armv5te;
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            c->idct    = simple_idct_armv5te;
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            c->idct_permutation_type = FF_NO_IDCT_PERM;
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#endif
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#ifdef HAVE_IPP
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        } else if (idct_algo==FF_IDCT_IPP){
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            c->idct_put= simple_idct_ipp_put;
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            c->idct_add= simple_idct_ipp_add;
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            c->idct    = simple_idct_ipp;
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            c->idct_permutation_type= FF_NO_IDCT_PERM;
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#endif
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        }
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    }
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    c->put_pixels_tab[0][0] = put_pixels16_arm;
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    c->put_pixels_tab[0][1] = put_pixels16_x2_arm; //OK!
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    c->put_pixels_tab[0][2] = put_pixels16_y2_arm; //OK!
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    c->put_pixels_tab[0][3] = put_pixels16_xy2_arm;
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    c->put_no_rnd_pixels_tab[0][0] = put_pixels16_arm;
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    c->put_no_rnd_pixels_tab[0][1] = put_no_rnd_pixels16_x2_arm; // OK
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    c->put_no_rnd_pixels_tab[0][2] = put_no_rnd_pixels16_y2_arm; //OK
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    c->put_no_rnd_pixels_tab[0][3] = put_no_rnd_pixels16_xy2_arm;
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    c->put_pixels_tab[1][0] = put_pixels8_arm; //OK
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    c->put_pixels_tab[1][1] = put_pixels8_x2_arm; //OK
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    c->put_pixels_tab[1][2] = put_pixels8_y2_arm;
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    c->put_pixels_tab[1][3] = put_pixels8_xy2_arm;
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    c->put_no_rnd_pixels_tab[1][0] = put_pixels8_arm;//OK
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    c->put_no_rnd_pixels_tab[1][1] = put_no_rnd_pixels8_x2_arm; //OK
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    c->put_no_rnd_pixels_tab[1][2] = put_no_rnd_pixels8_y2_arm; //OK
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    c->put_no_rnd_pixels_tab[1][3] = put_no_rnd_pixels8_xy2_arm;
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#ifdef HAVE_ARMV5TE
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    c->prefetch = ff_prefetch_arm;
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#endif
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#ifdef HAVE_IWMMXT
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    dsputil_init_iwmmxt(c, avctx);
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#endif
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#ifdef HAVE_ARMVFP
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    ff_float_init_arm_vfp(c, avctx);
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#endif
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}