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