speedhqenc.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/thread.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "mpeg12data.h"
#include "mpeg12vlc.h"
#include "mpegvideo.h"
#include "mpegvideodata.h"
#include "mpegvideoenc.h"
#include "put_bits.h"
#include "rl.h"
#include "speedhq.h"
#include "speedhqenc.h"

Go to the source code of this file.

Data Structures
struct	SpeedHQEncContext

Functions
static av_cold void	speedhq_init_static_data (void)
static int	speedhq_encode_picture_header (MPVMainEncContext *const m)
void	ff_speedhq_end_slice (MPVEncContext *const s)
static void	encode_dc (PutBitContext *pb, int diff, int component)
static void	encode_block (MPVEncContext *const s, const int16_t block[], int n)
static void	speedhq_encode_mb (MPVEncContext *const s, int16_t block[12][64], int unused_x, int unused_y)
static av_cold int	speedhq_encode_init (AVCodecContext *avctx)

Variables
static uint8_t	speedhq_max_level [MAX_LEVEL+1]
static uint8_t	speedhq_index_run [MAX_RUN+1]
static const uint16_t	mpeg12_vlc_dc_lum_code_reversed [12]
static const uint16_t	mpeg12_vlc_dc_chroma_code_reversed [12]
static uint32_t	speedhq_lum_dc_uni [512]
static uint32_t	speedhq_chr_dc_uni [512]
static uint8_t	uni_speedhq_ac_vlc_len [64 *64 *2]
const FFCodec	ff_speedhq_encoder

Detailed Description

SpeedHQ encoder.

Definition in file speedhqenc.c.

Function Documentation

speedhq_init_static_data()

static av_cold void speedhq_init_static_data ( void  )

static

Definition at line 69 of file speedhqenc.c.

Referenced by speedhq_encode_init().

speedhq_encode_picture_header()

static int speedhq_encode_picture_header ( MPVMainEncContext *const  m )

static

Definition at line 100 of file speedhqenc.c.

Referenced by speedhq_encode_init().

ff_speedhq_end_slice()

void ff_speedhq_end_slice

(

MPVEncContext *const

s

)

Definition at line 117 of file speedhqenc.c.

Referenced by encode_thread(), and write_slice_end().

encode_dc()

static void encode_dc ( PutBitContext *  pb, int  diff, int  component  )

inlinestatic

Definition at line 131 of file speedhqenc.c.

Referenced by encode_block().

encode_block()

static void encode_block ( MPVEncContext *const  s, const int16_t  block[], int  n  )

static

Definition at line 165 of file speedhqenc.c.

Referenced by speedhq_encode_mb().

speedhq_encode_mb()

static void speedhq_encode_mb ( MPVEncContext *const  s, int16_t  block[12][64], int  unused_x, int  unused_y  )

static

Definition at line 213 of file speedhqenc.c.

Referenced by speedhq_encode_init().

speedhq_encode_init()

static av_cold int speedhq_encode_init ( AVCodecContext *  avctx )

static

Definition at line 237 of file speedhqenc.c.

Variable Documentation

speedhq_max_level

uint8_t speedhq_max_level[MAX_LEVEL+1]

static

Definition at line 45 of file speedhqenc.c.

Referenced by encode_block(), and speedhq_init_static_data().

speedhq_index_run

uint8_t speedhq_index_run[MAX_RUN+1]

static

Definition at line 46 of file speedhqenc.c.

Referenced by encode_block(), and speedhq_init_static_data().

mpeg12_vlc_dc_lum_code_reversed

const uint16_t mpeg12_vlc_dc_lum_code_reversed[12]

static

Initial value:

= {
    0x1, 0x0, 0x2, 0x5, 0x3, 0x7, 0xF, 0x1F, 0x3F, 0x7F, 0xFF, 0x1FF
}

Definition at line 49 of file speedhqenc.c.

Referenced by encode_dc(), and speedhq_init_static_data().

mpeg12_vlc_dc_chroma_code_reversed

const uint16_t mpeg12_vlc_dc_chroma_code_reversed[12]

static

Initial value:

= {
    0x0, 0x2, 0x1, 0x3, 0x7, 0xF, 0x1F, 0x3F, 0x7F, 0xFF, 0x1FF, 0x3FF
}

Definition at line 52 of file speedhqenc.c.

Referenced by encode_dc(), and speedhq_init_static_data().

speedhq_lum_dc_uni

uint32_t speedhq_lum_dc_uni[512]

static

Definition at line 58 of file speedhqenc.c.

Referenced by encode_dc(), and speedhq_init_static_data().

speedhq_chr_dc_uni

uint32_t speedhq_chr_dc_uni[512]

static

Definition at line 59 of file speedhqenc.c.

Referenced by encode_dc(), and speedhq_init_static_data().

uni_speedhq_ac_vlc_len

uint8_t uni_speedhq_ac_vlc_len[64 *64 *2]

static

Definition at line 61 of file speedhqenc.c.

Referenced by speedhq_encode_init(), and speedhq_init_static_data().

ff_speedhq_encoder

const FFCodec ff_speedhq_encoder

Initial value:

= {
    .p.name         = "speedhq",
    CODEC_LONG_NAME("NewTek SpeedHQ"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_SPEEDHQ,
    .p.priv_class   = &ff_mpv_enc_class,
    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
    .priv_data_size = sizeof(SpeedHQEncContext),
    .init           = speedhq_encode_init,
    FF_CODEC_ENCODE_CB(ff_mpv_encode_picture),
    .close          = ff_mpv_encode_end,
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
    .color_ranges   = AVCOL_RANGE_MPEG,
    CODEC_PIXFMTS(AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P),
}

Definition at line 292 of file speedhqenc.c.