FFmpeg4/libavcodec/hevc_data.c

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2023-07-02 12:20:28 +00:00
/*
* HEVC shared tables
*
* 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 <stdint.h>
#include "hevc_data.h"
const uint8_t ff_hevc_diag_scan4x4_x[16] = {
0, 0, 1, 0,
1, 2, 0, 1,
2, 3, 1, 2,
3, 2, 3, 3,
};
const uint8_t ff_hevc_diag_scan4x4_y[16] = {
0, 1, 0, 2,
1, 0, 3, 2,
1, 0, 3, 2,
1, 3, 2, 3,
};
const uint8_t ff_hevc_diag_scan8x8_x[64] = {
0, 0, 1, 0,
1, 2, 0, 1,
2, 3, 0, 1,
2, 3, 4, 0,
1, 2, 3, 4,
5, 0, 1, 2,
3, 4, 5, 6,
0, 1, 2, 3,
4, 5, 6, 7,
1, 2, 3, 4,
5, 6, 7, 2,
3, 4, 5, 6,
7, 3, 4, 5,
6, 7, 4, 5,
6, 7, 5, 6,
7, 6, 7, 7,
};
const uint8_t ff_hevc_diag_scan8x8_y[64] = {
0, 1, 0, 2,
1, 0, 3, 2,
1, 0, 4, 3,
2, 1, 0, 5,
4, 3, 2, 1,
0, 6, 5, 4,
3, 2, 1, 0,
7, 6, 5, 4,
3, 2, 1, 0,
7, 6, 5, 4,
3, 2, 1, 7,
6, 5, 4, 3,
2, 7, 6, 5,
4, 3, 7, 6,
5, 4, 7, 6,
5, 7, 6, 7,
};