494 lines
18 KiB
C
494 lines
18 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved.
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#include <assert.h>
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#include "config/aom_config.h"
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#include "config/aom_scale_rtcd.h"
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#include "aom/aom_integer.h"
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#include "aom_mem/aom_mem.h"
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#include "aom_ports/mem.h"
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#include "aom_scale/yv12config.h"
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static void extend_plane(uint8_t *const src, int src_stride, int width,
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int height, int extend_top, int extend_left,
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int extend_bottom, int extend_right, int v_start,
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int v_end) {
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assert(src != NULL);
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int i;
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const int linesize = extend_left + extend_right + width;
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assert(linesize <= src_stride);
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/* copy the left and right most columns out */
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uint8_t *src_ptr1 = src + v_start * src_stride;
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uint8_t *src_ptr2 = src + v_start * src_stride + width - 1;
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uint8_t *dst_ptr1 = src + v_start * src_stride - extend_left;
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uint8_t *dst_ptr2 = src_ptr2 + 1;
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for (i = v_start; i < v_end; ++i) {
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memset(dst_ptr1, src_ptr1[0], extend_left);
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memset(dst_ptr2, src_ptr2[0], extend_right);
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src_ptr1 += src_stride;
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src_ptr2 += src_stride;
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dst_ptr1 += src_stride;
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dst_ptr2 += src_stride;
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}
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/* Now copy the top and bottom lines into each line of the respective
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* borders
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*/
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src_ptr1 = src - extend_left;
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dst_ptr1 = src_ptr1 + src_stride * -extend_top;
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for (i = 0; i < extend_top; ++i) {
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memcpy(dst_ptr1, src_ptr1, linesize);
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dst_ptr1 += src_stride;
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}
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src_ptr2 = src_ptr1 + src_stride * (height - 1);
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dst_ptr2 = src_ptr2;
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for (i = 0; i < extend_bottom; ++i) {
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dst_ptr2 += src_stride;
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memcpy(dst_ptr2, src_ptr2, linesize);
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}
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}
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#if CONFIG_AV1_HIGHBITDEPTH
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static void extend_plane_high(uint8_t *const src8, int src_stride, int width,
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int height, int extend_top, int extend_left,
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int extend_bottom, int extend_right, int v_start,
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int v_end) {
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int i;
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const int linesize = extend_left + extend_right + width;
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assert(linesize <= src_stride);
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uint16_t *src = CONVERT_TO_SHORTPTR(src8);
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/* copy the left and right most columns out */
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uint16_t *src_ptr1 = src + v_start * src_stride;
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uint16_t *src_ptr2 = src + v_start * src_stride + width - 1;
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uint16_t *dst_ptr1 = src + v_start * src_stride - extend_left;
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uint16_t *dst_ptr2 = src_ptr2 + 1;
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for (i = v_start; i < v_end; ++i) {
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aom_memset16(dst_ptr1, src_ptr1[0], extend_left);
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aom_memset16(dst_ptr2, src_ptr2[0], extend_right);
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src_ptr1 += src_stride;
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src_ptr2 += src_stride;
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dst_ptr1 += src_stride;
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dst_ptr2 += src_stride;
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}
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/* Now copy the top and bottom lines into each line of the respective
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* borders
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*/
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src_ptr1 = src - extend_left;
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dst_ptr1 = src_ptr1 + src_stride * -extend_top;
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for (i = 0; i < extend_top; ++i) {
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memcpy(dst_ptr1, src_ptr1, linesize * sizeof(uint16_t));
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dst_ptr1 += src_stride;
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}
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src_ptr2 = src_ptr1 + src_stride * (height - 1);
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dst_ptr2 = src_ptr2;
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for (i = 0; i < extend_bottom; ++i) {
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dst_ptr2 += src_stride;
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memcpy(dst_ptr2, src_ptr2, linesize * sizeof(uint16_t));
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}
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}
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#endif // CONFIG_AV1_HIGHBITDEPTH
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void aom_extend_frame_borders_plane_row_c(const YV12_BUFFER_CONFIG *ybf,
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int plane, int v_start, int v_end) {
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const int ext_size = ybf->border;
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const int ss_x = ybf->subsampling_x;
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const int ss_y = ybf->subsampling_y;
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assert(ybf->y_height - ybf->y_crop_height < 16);
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assert(ybf->y_width - ybf->y_crop_width < 16);
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assert(ybf->y_height - ybf->y_crop_height >= 0);
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assert(ybf->y_width - ybf->y_crop_width >= 0);
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const int is_uv = plane > 0;
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const int top = ext_size >> (is_uv ? ss_y : 0);
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const int left = ext_size >> (is_uv ? ss_x : 0);
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const int bottom = top + ybf->heights[is_uv] - ybf->crop_heights[is_uv];
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const int right = left + ybf->widths[is_uv] - ybf->crop_widths[is_uv];
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const int extend_top_border = (v_start == 0);
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const int extend_bottom_border = (v_end == ybf->crop_heights[is_uv]);
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#if CONFIG_AV1_HIGHBITDEPTH
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if (ybf->flags & YV12_FLAG_HIGHBITDEPTH) {
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extend_plane_high(ybf->buffers[plane], ybf->strides[is_uv],
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ybf->crop_widths[is_uv], ybf->crop_heights[is_uv],
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extend_top_border ? top : 0, left,
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extend_bottom_border ? bottom : 0, right, v_start, v_end);
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return;
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}
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#endif
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extend_plane(ybf->buffers[plane], ybf->strides[is_uv],
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ybf->crop_widths[is_uv], ybf->crop_heights[is_uv],
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extend_top_border ? top : 0, left,
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extend_bottom_border ? bottom : 0, right, v_start, v_end);
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}
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void aom_yv12_extend_frame_borders_c(YV12_BUFFER_CONFIG *ybf,
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const int num_planes) {
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assert(ybf->border % 2 == 0);
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assert(ybf->y_height - ybf->y_crop_height < 16);
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assert(ybf->y_width - ybf->y_crop_width < 16);
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assert(ybf->y_height - ybf->y_crop_height >= 0);
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assert(ybf->y_width - ybf->y_crop_width >= 0);
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#if CONFIG_AV1_HIGHBITDEPTH
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if (ybf->flags & YV12_FLAG_HIGHBITDEPTH) {
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for (int plane = 0; plane < num_planes; ++plane) {
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const int is_uv = plane > 0;
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const int plane_border = ybf->border >> is_uv;
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extend_plane_high(
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ybf->buffers[plane], ybf->strides[is_uv], ybf->crop_widths[is_uv],
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ybf->crop_heights[is_uv], plane_border, plane_border,
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plane_border + ybf->heights[is_uv] - ybf->crop_heights[is_uv],
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plane_border + ybf->widths[is_uv] - ybf->crop_widths[is_uv], 0,
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ybf->crop_heights[is_uv]);
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}
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return;
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}
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#endif
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for (int plane = 0; plane < num_planes; ++plane) {
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const int is_uv = plane > 0;
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const int plane_border = ybf->border >> is_uv;
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extend_plane(ybf->buffers[plane], ybf->strides[is_uv],
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ybf->crop_widths[is_uv], ybf->crop_heights[is_uv],
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plane_border, plane_border,
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plane_border + ybf->heights[is_uv] - ybf->crop_heights[is_uv],
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plane_border + ybf->widths[is_uv] - ybf->crop_widths[is_uv], 0,
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ybf->crop_heights[is_uv]);
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}
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}
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static void extend_frame(YV12_BUFFER_CONFIG *const ybf, int ext_size,
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const int num_planes) {
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const int ss_x = ybf->subsampling_x;
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const int ss_y = ybf->subsampling_y;
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assert(ybf->y_height - ybf->y_crop_height < 16);
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assert(ybf->y_width - ybf->y_crop_width < 16);
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assert(ybf->y_height - ybf->y_crop_height >= 0);
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assert(ybf->y_width - ybf->y_crop_width >= 0);
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#if CONFIG_AV1_HIGHBITDEPTH
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if (ybf->flags & YV12_FLAG_HIGHBITDEPTH) {
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for (int plane = 0; plane < num_planes; ++plane) {
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const int is_uv = plane > 0;
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const int top = ext_size >> (is_uv ? ss_y : 0);
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const int left = ext_size >> (is_uv ? ss_x : 0);
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const int bottom = top + ybf->heights[is_uv] - ybf->crop_heights[is_uv];
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const int right = left + ybf->widths[is_uv] - ybf->crop_widths[is_uv];
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extend_plane_high(ybf->buffers[plane], ybf->strides[is_uv],
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ybf->crop_widths[is_uv], ybf->crop_heights[is_uv], top,
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left, bottom, right, 0, ybf->crop_heights[is_uv]);
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}
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return;
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}
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#endif
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for (int plane = 0; plane < num_planes; ++plane) {
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const int is_uv = plane > 0;
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const int top = ext_size >> (is_uv ? ss_y : 0);
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const int left = ext_size >> (is_uv ? ss_x : 0);
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const int bottom = top + ybf->heights[is_uv] - ybf->crop_heights[is_uv];
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const int right = left + ybf->widths[is_uv] - ybf->crop_widths[is_uv];
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extend_plane(ybf->buffers[plane], ybf->strides[is_uv],
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ybf->crop_widths[is_uv], ybf->crop_heights[is_uv], top, left,
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bottom, right, 0, ybf->crop_heights[is_uv]);
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}
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}
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void aom_extend_frame_borders_c(YV12_BUFFER_CONFIG *ybf, const int num_planes) {
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extend_frame(ybf, ybf->border, num_planes);
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}
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#if CONFIG_AV1_HIGHBITDEPTH
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static void memcpy_short_addr(uint8_t *dst8, const uint8_t *src8, int num) {
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uint16_t *dst = CONVERT_TO_SHORTPTR(dst8);
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uint16_t *src = CONVERT_TO_SHORTPTR(src8);
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memcpy(dst, src, num * sizeof(uint16_t));
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}
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#endif
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// Copies the source image into the destination image and updates the
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// destination's UMV borders.
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// Note: The frames are assumed to be identical in size.
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void aom_yv12_copy_frame_c(const YV12_BUFFER_CONFIG *src_bc,
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YV12_BUFFER_CONFIG *dst_bc, const int num_planes) {
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assert(src_bc->y_width == dst_bc->y_width);
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assert(src_bc->y_height == dst_bc->y_height);
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#if CONFIG_AV1_HIGHBITDEPTH
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assert((src_bc->flags & YV12_FLAG_HIGHBITDEPTH) ==
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(dst_bc->flags & YV12_FLAG_HIGHBITDEPTH));
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if (src_bc->flags & YV12_FLAG_HIGHBITDEPTH) {
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for (int plane = 0; plane < num_planes; ++plane) {
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const uint8_t *plane_src = src_bc->buffers[plane];
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uint8_t *plane_dst = dst_bc->buffers[plane];
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const int is_uv = plane > 0;
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for (int row = 0; row < src_bc->heights[is_uv]; ++row) {
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memcpy_short_addr(plane_dst, plane_src, src_bc->widths[is_uv]);
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plane_src += src_bc->strides[is_uv];
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plane_dst += dst_bc->strides[is_uv];
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}
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}
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aom_yv12_extend_frame_borders_c(dst_bc, num_planes);
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return;
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}
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#endif
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for (int plane = 0; plane < num_planes; ++plane) {
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const uint8_t *plane_src = src_bc->buffers[plane];
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uint8_t *plane_dst = dst_bc->buffers[plane];
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const int is_uv = plane > 0;
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for (int row = 0; row < src_bc->heights[is_uv]; ++row) {
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memcpy(plane_dst, plane_src, src_bc->widths[is_uv]);
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plane_src += src_bc->strides[is_uv];
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plane_dst += dst_bc->strides[is_uv];
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}
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}
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aom_yv12_extend_frame_borders_c(dst_bc, num_planes);
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}
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void aom_yv12_copy_y_c(const YV12_BUFFER_CONFIG *src_ybc,
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YV12_BUFFER_CONFIG *dst_ybc, int use_crop) {
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int row;
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int width = use_crop ? src_ybc->y_crop_width : src_ybc->y_width;
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int height = use_crop ? src_ybc->y_crop_height : src_ybc->y_height;
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const uint8_t *src = src_ybc->y_buffer;
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uint8_t *dst = dst_ybc->y_buffer;
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#if CONFIG_AV1_HIGHBITDEPTH
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if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) {
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const uint16_t *src16 = CONVERT_TO_SHORTPTR(src);
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uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst);
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for (row = 0; row < height; ++row) {
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memcpy(dst16, src16, width * sizeof(uint16_t));
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src16 += src_ybc->y_stride;
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dst16 += dst_ybc->y_stride;
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}
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return;
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}
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#endif
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for (row = 0; row < height; ++row) {
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memcpy(dst, src, width);
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src += src_ybc->y_stride;
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dst += dst_ybc->y_stride;
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}
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}
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void aom_yv12_copy_u_c(const YV12_BUFFER_CONFIG *src_bc,
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YV12_BUFFER_CONFIG *dst_bc, int use_crop) {
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int row;
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int width = use_crop ? src_bc->uv_crop_width : src_bc->uv_width;
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int height = use_crop ? src_bc->uv_crop_height : src_bc->uv_height;
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const uint8_t *src = src_bc->u_buffer;
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uint8_t *dst = dst_bc->u_buffer;
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#if CONFIG_AV1_HIGHBITDEPTH
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if (src_bc->flags & YV12_FLAG_HIGHBITDEPTH) {
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const uint16_t *src16 = CONVERT_TO_SHORTPTR(src);
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uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst);
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for (row = 0; row < height; ++row) {
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memcpy(dst16, src16, width * sizeof(uint16_t));
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src16 += src_bc->uv_stride;
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dst16 += dst_bc->uv_stride;
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}
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return;
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}
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#endif
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for (row = 0; row < height; ++row) {
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memcpy(dst, src, width);
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src += src_bc->uv_stride;
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dst += dst_bc->uv_stride;
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}
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}
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void aom_yv12_copy_v_c(const YV12_BUFFER_CONFIG *src_bc,
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YV12_BUFFER_CONFIG *dst_bc, int use_crop) {
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int row;
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int width = use_crop ? src_bc->uv_crop_width : src_bc->uv_width;
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int height = use_crop ? src_bc->uv_crop_height : src_bc->uv_height;
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const uint8_t *src = src_bc->v_buffer;
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uint8_t *dst = dst_bc->v_buffer;
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#if CONFIG_AV1_HIGHBITDEPTH
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if (src_bc->flags & YV12_FLAG_HIGHBITDEPTH) {
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const uint16_t *src16 = CONVERT_TO_SHORTPTR(src);
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uint16_t *dst16 = CONVERT_TO_SHORTPTR(dst);
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for (row = 0; row < height; ++row) {
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memcpy(dst16, src16, width * sizeof(uint16_t));
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src16 += src_bc->uv_stride;
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dst16 += dst_bc->uv_stride;
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}
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return;
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}
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#endif
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for (row = 0; row < height; ++row) {
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memcpy(dst, src, width);
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src += src_bc->uv_stride;
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dst += dst_bc->uv_stride;
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}
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}
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void aom_yv12_partial_copy_y_c(const YV12_BUFFER_CONFIG *src_ybc, int hstart1,
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int hend1, int vstart1, int vend1,
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YV12_BUFFER_CONFIG *dst_ybc, int hstart2,
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int vstart2) {
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int row;
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const uint8_t *src = src_ybc->y_buffer;
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uint8_t *dst = dst_ybc->y_buffer;
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#if CONFIG_AV1_HIGHBITDEPTH
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if (src_ybc->flags & YV12_FLAG_HIGHBITDEPTH) {
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const uint16_t *src16 =
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CONVERT_TO_SHORTPTR(src + vstart1 * src_ybc->y_stride + hstart1);
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uint16_t *dst16 =
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CONVERT_TO_SHORTPTR(dst + vstart2 * dst_ybc->y_stride + hstart2);
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for (row = vstart1; row < vend1; ++row) {
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memcpy(dst16, src16, (hend1 - hstart1) * sizeof(uint16_t));
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src16 += src_ybc->y_stride;
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dst16 += dst_ybc->y_stride;
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}
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return;
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}
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#endif
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src = (src + vstart1 * src_ybc->y_stride + hstart1);
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dst = (dst + vstart2 * dst_ybc->y_stride + hstart2);
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for (row = vstart1; row < vend1; ++row) {
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memcpy(dst, src, (hend1 - hstart1));
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src += src_ybc->y_stride;
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dst += dst_ybc->y_stride;
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}
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}
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void aom_yv12_partial_coloc_copy_y_c(const YV12_BUFFER_CONFIG *src_ybc,
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YV12_BUFFER_CONFIG *dst_ybc, int hstart,
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int hend, int vstart, int vend) {
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aom_yv12_partial_copy_y_c(src_ybc, hstart, hend, vstart, vend, dst_ybc,
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hstart, vstart);
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}
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void aom_yv12_partial_copy_u_c(const YV12_BUFFER_CONFIG *src_bc, int hstart1,
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int hend1, int vstart1, int vend1,
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YV12_BUFFER_CONFIG *dst_bc, int hstart2,
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int vstart2) {
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int row;
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const uint8_t *src = src_bc->u_buffer;
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uint8_t *dst = dst_bc->u_buffer;
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#if CONFIG_AV1_HIGHBITDEPTH
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if (src_bc->flags & YV12_FLAG_HIGHBITDEPTH) {
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const uint16_t *src16 =
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CONVERT_TO_SHORTPTR(src + vstart1 * src_bc->uv_stride + hstart1);
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uint16_t *dst16 =
|
|
CONVERT_TO_SHORTPTR(dst + vstart2 * dst_bc->uv_stride + hstart2);
|
|
for (row = vstart1; row < vend1; ++row) {
|
|
memcpy(dst16, src16, (hend1 - hstart1) * sizeof(uint16_t));
|
|
src16 += src_bc->uv_stride;
|
|
dst16 += dst_bc->uv_stride;
|
|
}
|
|
return;
|
|
}
|
|
#endif
|
|
src = (src + vstart1 * src_bc->uv_stride + hstart1);
|
|
dst = (dst + vstart2 * dst_bc->uv_stride + hstart2);
|
|
|
|
for (row = vstart1; row < vend1; ++row) {
|
|
memcpy(dst, src, (hend1 - hstart1));
|
|
src += src_bc->uv_stride;
|
|
dst += dst_bc->uv_stride;
|
|
}
|
|
}
|
|
|
|
void aom_yv12_partial_coloc_copy_u_c(const YV12_BUFFER_CONFIG *src_bc,
|
|
YV12_BUFFER_CONFIG *dst_bc, int hstart,
|
|
int hend, int vstart, int vend) {
|
|
aom_yv12_partial_copy_u_c(src_bc, hstart, hend, vstart, vend, dst_bc, hstart,
|
|
vstart);
|
|
}
|
|
|
|
void aom_yv12_partial_copy_v_c(const YV12_BUFFER_CONFIG *src_bc, int hstart1,
|
|
int hend1, int vstart1, int vend1,
|
|
YV12_BUFFER_CONFIG *dst_bc, int hstart2,
|
|
int vstart2) {
|
|
int row;
|
|
const uint8_t *src = src_bc->v_buffer;
|
|
uint8_t *dst = dst_bc->v_buffer;
|
|
#if CONFIG_AV1_HIGHBITDEPTH
|
|
if (src_bc->flags & YV12_FLAG_HIGHBITDEPTH) {
|
|
const uint16_t *src16 =
|
|
CONVERT_TO_SHORTPTR(src + vstart1 * src_bc->uv_stride + hstart1);
|
|
uint16_t *dst16 =
|
|
CONVERT_TO_SHORTPTR(dst + vstart2 * dst_bc->uv_stride + hstart2);
|
|
for (row = vstart1; row < vend1; ++row) {
|
|
memcpy(dst16, src16, (hend1 - hstart1) * sizeof(uint16_t));
|
|
src16 += src_bc->uv_stride;
|
|
dst16 += dst_bc->uv_stride;
|
|
}
|
|
return;
|
|
}
|
|
#endif
|
|
src = (src + vstart1 * src_bc->uv_stride + hstart1);
|
|
dst = (dst + vstart2 * dst_bc->uv_stride + hstart2);
|
|
|
|
for (row = vstart1; row < vend1; ++row) {
|
|
memcpy(dst, src, (hend1 - hstart1));
|
|
src += src_bc->uv_stride;
|
|
dst += dst_bc->uv_stride;
|
|
}
|
|
}
|
|
|
|
void aom_yv12_partial_coloc_copy_v_c(const YV12_BUFFER_CONFIG *src_bc,
|
|
YV12_BUFFER_CONFIG *dst_bc, int hstart,
|
|
int hend, int vstart, int vend) {
|
|
aom_yv12_partial_copy_v_c(src_bc, hstart, hend, vstart, vend, dst_bc, hstart,
|
|
vstart);
|
|
}
|
|
|
|
int aom_yv12_realloc_with_new_border_c(YV12_BUFFER_CONFIG *ybf, int new_border,
|
|
int byte_alignment, bool alloc_pyramid,
|
|
int num_planes) {
|
|
if (ybf) {
|
|
if (new_border == ybf->border) return 0;
|
|
YV12_BUFFER_CONFIG new_buf;
|
|
memset(&new_buf, 0, sizeof(new_buf));
|
|
const int error = aom_alloc_frame_buffer(
|
|
&new_buf, ybf->y_crop_width, ybf->y_crop_height, ybf->subsampling_x,
|
|
ybf->subsampling_y, ybf->flags & YV12_FLAG_HIGHBITDEPTH, new_border,
|
|
byte_alignment, alloc_pyramid, 0);
|
|
if (error) return error;
|
|
// Copy image buffer
|
|
aom_yv12_copy_frame(ybf, &new_buf, num_planes);
|
|
|
|
// Extend up to new border
|
|
aom_extend_frame_borders(&new_buf, num_planes);
|
|
|
|
// Now free the old buffer and replace with the new
|
|
aom_free_frame_buffer(ybf);
|
|
memcpy(ybf, &new_buf, sizeof(new_buf));
|
|
return 0;
|
|
}
|
|
return -2;
|
|
}
|