FFmpeg  4.0
Functions | Variables
asv.c File Reference

ASUS V1/V2 encoder/decoder common data. More...

#include <stdint.h>
#include "asv.h"
#include "avcodec.h"
#include "bswapdsp.h"

Go to the source code of this file.

Functions

av_cold void ff_asv_common_init (AVCodecContext *avctx)
 

Variables

const uint8_t ff_asv_scantab [64]
 
const uint8_t ff_asv_ccp_tab [17][2]
 
const uint8_t ff_asv_level_tab [7][2]
 
const uint8_t ff_asv_dc_ccp_tab [8][2]
 
const uint8_t ff_asv_ac_ccp_tab [16][2]
 
const uint8_t ff_asv2_level_tab [63][2]
 

Detailed Description

ASUS V1/V2 encoder/decoder common data.

Definition in file asv.c.

Function Documentation

◆ ff_asv_common_init()

av_cold void ff_asv_common_init ( AVCodecContext avctx)

Definition at line 83 of file asv.c.

Referenced by decode_init(), and encode_init().

Variable Documentation

◆ ff_asv_scantab

const uint8_t ff_asv_scantab[64]
Initial value:
= {
0x00, 0x08, 0x01, 0x09, 0x10, 0x18, 0x11, 0x19,
0x02, 0x0A, 0x03, 0x0B, 0x12, 0x1A, 0x13, 0x1B,
0x04, 0x0C, 0x05, 0x0D, 0x20, 0x28, 0x21, 0x29,
0x06, 0x0E, 0x07, 0x0F, 0x14, 0x1C, 0x15, 0x1D,
0x22, 0x2A, 0x23, 0x2B, 0x30, 0x38, 0x31, 0x39,
0x16, 0x1E, 0x17, 0x1F, 0x24, 0x2C, 0x25, 0x2D,
0x32, 0x3A, 0x33, 0x3B, 0x26, 0x2E, 0x27, 0x2F,
0x34, 0x3C, 0x35, 0x3D, 0x36, 0x3E, 0x37, 0x3F,
}

Definition at line 32 of file asv.c.

Referenced by asv1_encode_block(), asv2_encode_block(), and decode_init().

◆ ff_asv_ccp_tab

const uint8_t ff_asv_ccp_tab[17][2]
Initial value:
= {
{ 0x2, 2 }, { 0x7, 5 }, { 0xB, 5 }, { 0x3, 5 },
{ 0xD, 5 }, { 0x5, 5 }, { 0x9, 5 }, { 0x1, 5 },
{ 0xE, 5 }, { 0x6, 5 }, { 0xA, 5 }, { 0x2, 5 },
{ 0xC, 5 }, { 0x4, 5 }, { 0x8, 5 }, { 0x3, 2 },
{ 0xF, 5 },
}

Definition at line 43 of file asv.c.

Referenced by asv1_encode_block(), and init_vlcs().

◆ ff_asv_level_tab

const uint8_t ff_asv_level_tab[7][2]
Initial value:
= {
{ 3, 4 }, { 3, 3 }, { 3, 2 }, { 0, 3 }, { 2, 2 }, { 2, 3 }, { 2, 4 }
}

Definition at line 51 of file asv.c.

Referenced by asv1_put_level(), and init_vlcs().

◆ ff_asv_dc_ccp_tab

const uint8_t ff_asv_dc_ccp_tab[8][2]
Initial value:
= {
{ 0x1, 2 }, { 0xD, 4 }, { 0xF, 4 }, { 0xC, 4 },
{ 0x5, 3 }, { 0xE, 4 }, { 0x4, 3 }, { 0x0, 2 },
}

Definition at line 55 of file asv.c.

Referenced by asv2_encode_block(), and init_vlcs().

◆ ff_asv_ac_ccp_tab

const uint8_t ff_asv_ac_ccp_tab[16][2]
Initial value:
= {
{ 0x00, 2 }, { 0x3B, 6 }, { 0x0A, 4 }, { 0x3A, 6 },
{ 0x02, 3 }, { 0x39, 6 }, { 0x3C, 6 }, { 0x38, 6 },
{ 0x03, 3 }, { 0x3D, 6 }, { 0x08, 4 }, { 0x1F, 5 },
{ 0x09, 4 }, { 0x0B, 4 }, { 0x0D, 4 }, { 0x0C, 4 },
}

Definition at line 60 of file asv.c.

Referenced by asv2_encode_block(), and init_vlcs().

◆ ff_asv2_level_tab

const uint8_t ff_asv2_level_tab[63][2]
Initial value:
= {
{ 0x3F, 10 }, { 0x2F, 10 }, { 0x37, 10 }, { 0x27, 10 }, { 0x3B, 10 }, { 0x2B, 10 }, { 0x33, 10 }, { 0x23, 10 },
{ 0x3D, 10 }, { 0x2D, 10 }, { 0x35, 10 }, { 0x25, 10 }, { 0x39, 10 }, { 0x29, 10 }, { 0x31, 10 }, { 0x21, 10 },
{ 0x1F, 8 }, { 0x17, 8 }, { 0x1B, 8 }, { 0x13, 8 }, { 0x1D, 8 }, { 0x15, 8 }, { 0x19, 8 }, { 0x11, 8 },
{ 0x0F, 6 }, { 0x0B, 6 }, { 0x0D, 6 }, { 0x09, 6 },
{ 0x07, 4 }, { 0x05, 4 },
{ 0x03, 2 },
{ 0x00, 5 },
{ 0x02, 2 },
{ 0x04, 4 }, { 0x06, 4 },
{ 0x08, 6 }, { 0x0C, 6 }, { 0x0A, 6 }, { 0x0E, 6 },
{ 0x10, 8 }, { 0x18, 8 }, { 0x14, 8 }, { 0x1C, 8 }, { 0x12, 8 }, { 0x1A, 8 }, { 0x16, 8 }, { 0x1E, 8 },
{ 0x20, 10 }, { 0x30, 10 }, { 0x28, 10 }, { 0x38, 10 }, { 0x24, 10 }, { 0x34, 10 }, { 0x2C, 10 }, { 0x3C, 10 },
{ 0x22, 10 }, { 0x32, 10 }, { 0x2A, 10 }, { 0x3A, 10 }, { 0x26, 10 }, { 0x36, 10 }, { 0x2E, 10 }, { 0x3E, 10 },
}

Definition at line 67 of file asv.c.

Referenced by asv2_put_level(), and init_vlcs().