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124 lines
4.2 KiB
C
124 lines
4.2 KiB
C
#ifndef IMAGE_H_
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#define IMAGE_H_
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/*****************************************************************************
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* This file is part of uvg266 VVC encoder.
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*
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* Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* * Neither the name of the Tampere University or ITU/ISO/IEC nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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* INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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****************************************************************************/
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/**
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* \ingroup DataStructures
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* \file
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* A reference counted YUV pixel buffer.
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*/
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#include "global.h" // IWYU pragma: keep
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#include "uvg266.h"
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#include "strategies/optimized_sad_func_ptr_t.h"
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typedef struct {
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uvg_pixel y[LCU_LUMA_SIZE];
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uvg_pixel u[LCU_CHROMA_SIZE];
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uvg_pixel v[LCU_CHROMA_SIZE];
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uvg_pixel joint_u[LCU_CHROMA_SIZE];
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uvg_pixel joint_v[LCU_CHROMA_SIZE];
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enum uvg_chroma_format chroma_format;
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} lcu_yuv_t;
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typedef struct {
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int size;
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int16_t *y;
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int16_t *u;
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int16_t *v;
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int16_t *joint_u;
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int16_t *joint_v;
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} hi_prec_buf_t;
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typedef struct {
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int size;
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uvg_pixel *y;
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uvg_pixel *u;
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uvg_pixel *v;
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} yuv_t;
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typedef struct {
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int size;
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uvg_pixel_im *y;
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uvg_pixel_im *u;
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uvg_pixel_im *v;
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} yuv_im_t;
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uvg_picture *uvg_image_alloc_420(const int32_t width, const int32_t height);
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uvg_picture *uvg_image_alloc(enum uvg_chroma_format chroma_format, const int32_t width, const int32_t height);
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void uvg_image_free(uvg_picture *im);
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uvg_picture *uvg_image_copy_ref(uvg_picture *im);
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uvg_picture *uvg_image_make_subimage(uvg_picture *const orig_image,
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const unsigned x_offset,
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const unsigned y_offset,
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const unsigned width,
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const unsigned height);
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yuv_t * uvg_yuv_t_alloc(int luma_size, int chroma_size);
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void uvg_yuv_t_free(yuv_t * yuv);
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//Algorithms
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unsigned uvg_image_calc_sad(const uvg_picture *pic,
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const uvg_picture *ref,
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int pic_x,
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int pic_y,
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int ref_x,
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int ref_y,
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int block_width,
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int block_height,
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optimized_sad_func_ptr_t optimized_sad);
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unsigned uvg_image_calc_satd(const uvg_picture *pic,
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const uvg_picture *ref,
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int pic_x,
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int pic_y,
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int ref_x,
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int ref_y,
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int block_width,
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int block_height);
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void uvg_pixels_blit(const uvg_pixel* orig, uvg_pixel *dst,
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unsigned width, unsigned height,
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unsigned orig_stride, unsigned dst_stride);
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#endif
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