NE10_init_imgproc.c

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/*
 *  Copyright 2013-16 ARM Limited and Contributors.
 *  All rights reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions are met:
 *    * Redistributions of source code must retain the above copyright
 *      notice, this list of conditions and the following disclaimer.
 *    * Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *    * Neither the name of ARM Limited nor the
 *      names of its contributors may be used to endorse or promote products
 *      derived from this software without specific prior written permission.
 *
 *  THIS SOFTWARE IS PROVIDED BY ARM LIMITED AND CONTRIBUTORS "AS IS" AND
 *  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 *  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 *  DISCLAIMED. IN NO EVENT SHALL ARM LIMITED AND CONTRIBUTORS BE LIABLE FOR ANY
 *  DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 *  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 *  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include <stdio.h>

#include "NE10_imgproc.h"

ne10_result_t ne10_init_imgproc (ne10_int32_t is_NEON_available)
{
    if (NE10_OK == is_NEON_available)
    {
        ne10_img_resize_bilinear_rgba = ne10_img_resize_bilinear_rgba_neon;

#ifdef ENABLE_NE10_IMG_ROTATE_RGBA_NEON
        ne10_img_rotate_rgba = ne10_img_rotate_rgba_neon;
#else
        ne10_img_rotate_rgba = ne10_img_rotate_rgba_c;
#endif
        ne10_img_boxfilter_rgba8888 = ne10_img_boxfilter_rgba8888_neon;
    }
    else
    {
        ne10_img_resize_bilinear_rgba = ne10_img_resize_bilinear_rgba_c;
        ne10_img_rotate_rgba = ne10_img_rotate_rgba_c;
        ne10_img_boxfilter_rgba8888 = ne10_img_boxfilter_rgba8888_c;
    }
    return NE10_OK;
}

// These are actual definitions of our function pointers that are declared in inc/NE10_imgproc.h
void (*ne10_img_resize_bilinear_rgba) (ne10_uint8_t* dst,
                                       ne10_uint32_t dst_width,
                                       ne10_uint32_t dst_height,
                                       ne10_uint8_t* src,
                                       ne10_uint32_t src_width,
                                       ne10_uint32_t src_height,
                                       ne10_uint32_t src_stride);
void (*ne10_img_rotate_rgba) (ne10_uint8_t* dst,
                              ne10_uint32_t* dst_width,
                              ne10_uint32_t* dst_height,
                              ne10_uint8_t* src,
                              ne10_uint32_t src_width,
                              ne10_uint32_t src_height,
                              ne10_int32_t angle);
void (*ne10_img_boxfilter_rgba8888) (const ne10_uint8_t *src,
                                     ne10_uint8_t *dst,
                                     ne10_size_t src_size,
                                     ne10_int32_t src_stride,
                                     ne10_int32_t dst_stride,
                                     ne10_size_t kernel_size);