uvg266/src/videoframe.c
2022-06-28 15:32:28 +03:00

113 lines
3.9 KiB
C

/*****************************************************************************
* This file is part of uvg266 VVC encoder.
*
* Copyright (c) 2021, Tampere University, ITU/ISO/IEC, project 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 the Tampere University or ITU/ISO/IEC 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 THE COPYRIGHT HOLDERS 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 THE COPYRIGHT HOLDER OR 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
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
****************************************************************************/
#include "videoframe.h"
#include <stdlib.h>
#include "image.h"
#include "sao.h"
#include "alf.h"
/**
* \brief Allocate new frame
* \param pic picture pointer
* \return picture pointer
*/
videoframe_t * uvg_videoframe_alloc(int32_t width,
int32_t height,
enum uvg_chroma_format chroma_format,
enum uvg_alf alf_type, bool cclm)
{
videoframe_t *frame = calloc(1, sizeof(videoframe_t));
if (!frame) return 0;
frame->width = width;
frame->height = height;
frame->width_in_lcu = CEILDIV(frame->width, LCU_WIDTH);
frame->height_in_lcu = CEILDIV(frame->height, LCU_WIDTH);
frame->sao_luma = MALLOC(sao_info_t, frame->width_in_lcu * frame->height_in_lcu);
if (chroma_format != UVG_CSP_400) {
frame->sao_chroma = MALLOC(sao_info_t, frame->width_in_lcu * frame->height_in_lcu);
if (cclm) {
assert(chroma_format == UVG_CSP_420);
frame->cclm_luma_rec = MALLOC(uvg_pixel, (((width + 7) & ~7) + FRAME_PADDING_LUMA) * (((height + 7) & ~7) + FRAME_PADDING_LUMA) / 4);
frame->cclm_luma_rec_top_line = MALLOC(uvg_pixel, (((width + 7) & ~7) + FRAME_PADDING_LUMA) / 2 * CEILDIV(height, 64));
}
}
return frame;
}
/**
* \brief Free memory allocated to frame
* \param pic picture pointer
* \return 1 on success, 0 on failure
*/
int uvg_videoframe_free(videoframe_t * const frame)
{
if (frame->source_lmcs_mapped) {
uvg_image_free(frame->source_lmcs);
uvg_image_free(frame->rec_lmcs);
frame->source_lmcs_mapped = false;
}
if(frame->cclm_luma_rec) {
FREE_POINTER(frame->cclm_luma_rec);
}
if(frame->cclm_luma_rec_top_line) {
FREE_POINTER(frame->cclm_luma_rec_top_line);
}
uvg_image_free(frame->source);
frame->source = NULL;
uvg_image_free(frame->rec);
frame->rec = NULL;
frame->source_lmcs = NULL;
frame->rec_lmcs = NULL;
uvg_cu_array_free(&frame->cu_array);
uvg_cu_array_free(&frame->chroma_cu_array);
FREE_POINTER(frame->sao_luma);
FREE_POINTER(frame->sao_chroma);
free(frame);
return 1;
}
void uvg_videoframe_set_poc(videoframe_t * const frame, const int32_t poc) {
frame->poc = poc;
}