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https://github.com/pineappleEA/pineapple-src.git
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96 lines
3.5 KiB
C
Executable File
96 lines
3.5 KiB
C
Executable File
/*
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* Copyright (c) 2003 Michael Niedermayer
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* ASUS V1/V2 encoder/decoder common data
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*/
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#include <stdint.h>
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#include "asv.h"
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#include "avcodec.h"
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#include "bswapdsp.h"
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const uint8_t ff_asv_scantab[64] = {
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0x00, 0x08, 0x01, 0x09, 0x10, 0x18, 0x11, 0x19,
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0x02, 0x0A, 0x03, 0x0B, 0x12, 0x1A, 0x13, 0x1B,
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0x04, 0x0C, 0x05, 0x0D, 0x20, 0x28, 0x21, 0x29,
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0x06, 0x0E, 0x07, 0x0F, 0x14, 0x1C, 0x15, 0x1D,
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0x22, 0x2A, 0x23, 0x2B, 0x30, 0x38, 0x31, 0x39,
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0x16, 0x1E, 0x17, 0x1F, 0x24, 0x2C, 0x25, 0x2D,
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0x32, 0x3A, 0x33, 0x3B, 0x26, 0x2E, 0x27, 0x2F,
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0x34, 0x3C, 0x35, 0x3D, 0x36, 0x3E, 0x37, 0x3F,
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};
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const uint8_t ff_asv_ccp_tab[17][2] = {
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{ 0x2, 2 }, { 0x7, 5 }, { 0xB, 5 }, { 0x3, 5 },
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{ 0xD, 5 }, { 0x5, 5 }, { 0x9, 5 }, { 0x1, 5 },
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{ 0xE, 5 }, { 0x6, 5 }, { 0xA, 5 }, { 0x2, 5 },
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{ 0xC, 5 }, { 0x4, 5 }, { 0x8, 5 }, { 0x3, 2 },
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{ 0xF, 5 }, // EOB
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};
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const uint8_t ff_asv_level_tab[7][2] = {
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{ 3, 4 }, { 3, 3 }, { 3, 2 }, { 0, 3 }, { 2, 2 }, { 2, 3 }, { 2, 4 }
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};
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const uint8_t ff_asv_dc_ccp_tab[8][2] = {
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{ 0x1, 2 }, { 0xD, 4 }, { 0xF, 4 }, { 0xC, 4 },
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{ 0x5, 3 }, { 0xE, 4 }, { 0x4, 3 }, { 0x0, 2 },
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};
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const uint8_t ff_asv_ac_ccp_tab[16][2] = {
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{ 0x00, 2 }, { 0x3B, 6 }, { 0x0A, 4 }, { 0x3A, 6 },
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{ 0x02, 3 }, { 0x39, 6 }, { 0x3C, 6 }, { 0x38, 6 },
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{ 0x03, 3 }, { 0x3D, 6 }, { 0x08, 4 }, { 0x1F, 5 },
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{ 0x09, 4 }, { 0x0B, 4 }, { 0x0D, 4 }, { 0x0C, 4 },
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};
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const uint8_t ff_asv2_level_tab[63][2] = {
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{ 0x3F, 10 }, { 0x2F, 10 }, { 0x37, 10 }, { 0x27, 10 }, { 0x3B, 10 }, { 0x2B, 10 }, { 0x33, 10 }, { 0x23, 10 },
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{ 0x3D, 10 }, { 0x2D, 10 }, { 0x35, 10 }, { 0x25, 10 }, { 0x39, 10 }, { 0x29, 10 }, { 0x31, 10 }, { 0x21, 10 },
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{ 0x1F, 8 }, { 0x17, 8 }, { 0x1B, 8 }, { 0x13, 8 }, { 0x1D, 8 }, { 0x15, 8 }, { 0x19, 8 }, { 0x11, 8 },
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{ 0x0F, 6 }, { 0x0B, 6 }, { 0x0D, 6 }, { 0x09, 6 },
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{ 0x07, 4 }, { 0x05, 4 },
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{ 0x03, 2 },
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{ 0x00, 5 },
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{ 0x02, 2 },
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{ 0x04, 4 }, { 0x06, 4 },
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{ 0x08, 6 }, { 0x0C, 6 }, { 0x0A, 6 }, { 0x0E, 6 },
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{ 0x10, 8 }, { 0x18, 8 }, { 0x14, 8 }, { 0x1C, 8 }, { 0x12, 8 }, { 0x1A, 8 }, { 0x16, 8 }, { 0x1E, 8 },
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{ 0x20, 10 }, { 0x30, 10 }, { 0x28, 10 }, { 0x38, 10 }, { 0x24, 10 }, { 0x34, 10 }, { 0x2C, 10 }, { 0x3C, 10 },
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{ 0x22, 10 }, { 0x32, 10 }, { 0x2A, 10 }, { 0x3A, 10 }, { 0x26, 10 }, { 0x36, 10 }, { 0x2E, 10 }, { 0x3E, 10 },
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};
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av_cold void ff_asv_common_init(AVCodecContext *avctx)
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{
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ASV1Context *const a = avctx->priv_data;
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ff_bswapdsp_init(&a->bbdsp);
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a->mb_width = (avctx->width + 15) / 16;
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a->mb_height = (avctx->height + 15) / 16;
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a->mb_width2 = (avctx->width + 0) / 16;
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a->mb_height2 = (avctx->height + 0) / 16;
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a->avctx = avctx;
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}
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