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/*

 * Copyright (c) 2009 Mans Rullgard 

 *

 * 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 

#include "libavcodec/avcodec.h"

#include "dsputil_arm.h"

void ff_simple_idct_armv6(int16_t *data);

void ff_simple_idct_put_armv6(uint8_t *dest, int line_size, int16_t *data);

void ff_simple_idct_add_armv6(uint8_t *dest, int line_size, int16_t *data);

void ff_add_pixels_clamped_armv6(const int16_t *block,

                                 uint8_t *restrict pixels,

                                 int line_size);

void ff_get_pixels_armv6(int16_t *block, const uint8_t *pixels, int stride);

void ff_diff_pixels_armv6(int16_t *block, const uint8_t *s1,

                          const uint8_t *s2, int stride);

int ff_pix_abs16_armv6(void *s, uint8_t *blk1, uint8_t *blk2,

                       int line_size, int h);

int ff_pix_abs16_x2_armv6(void *s, uint8_t *blk1, uint8_t *blk2,

                          int line_size, int h);

int ff_pix_abs16_y2_armv6(void *s, uint8_t *blk1, uint8_t *blk2,

                          int line_size, int h);

int ff_pix_abs8_armv6(void *s, uint8_t *blk1, uint8_t *blk2,

                       int line_size, int h);

int ff_sse16_armv6(void *s, uint8_t *blk1, uint8_t *blk2,

                   int line_size, int h);

int ff_pix_norm1_armv6(uint8_t *pix, int line_size);

int ff_pix_sum_armv6(uint8_t *pix, int line_size);

av_cold void ff_dsputil_init_armv6(DSPContext *c, AVCodecContext *avctx)

{

    const int high_bit_depth = avctx->bits_per_raw_sample > 8;

    if (!avctx->lowres && avctx->bits_per_raw_sample <= 8 &&

        (avctx->idct_algo == FF_IDCT_AUTO ||

         avctx->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;

    }

    if (!high_bit_depth)

        c->get_pixels = ff_get_pixels_armv6;

    c->add_pixels_clamped = ff_add_pixels_clamped_armv6;

    c->diff_pixels = ff_diff_pixels_armv6;

    c->pix_abs[0][0] = ff_pix_abs16_armv6;

    c->pix_abs[0][1] = ff_pix_abs16_x2_armv6;

    c->pix_abs[0][2] = ff_pix_abs16_y2_armv6;

    c->pix_abs[1][0] = ff_pix_abs8_armv6;

    c->sad[0] = ff_pix_abs16_armv6;

    c->sad[1] = ff_pix_abs8_armv6;

    c->sse[0] = ff_sse16_armv6;

    c->pix_norm1 = ff_pix_norm1_armv6;

    c->pix_sum   = ff_pix_sum_armv6;

}