libavcodec/msvideo1enc.c File Reference

Microsoft Video-1 encoder. More...

#include "avcodec.h"
#include "bytestream.h"
#include "libavutil/lfg.h"
#include "elbg.h"
#include "libavutil/imgutils.h"

Go to the source code of this file.

Data Structures

struct  Msvideo1EncContext
 Encoder context. More...

Defines

#define SKIP_PREFIX   0x8400
#define SKIPS_MAX   0x0FFF
#define MKRGB555(in, off)   ((in[off] << 10) | (in[off + 1] << 5) | (in[off + 2]))

Enumerations

enum  MSV1Mode { MODE_SKIP = 0, MODE_FILL, MODE_2COL, MODE_8COL }

Functions

static int encode_frame (AVCodecContext *avctx, uint8_t *buf, int buf_size, void *data)
static av_cold int encode_init (AVCodecContext *avctx)
 init encoder
static av_cold int encode_end (AVCodecContext *avctx)
 Uninit encoder.

Variables

static const int remap [16] = { 0, 1, 4, 5, 2, 3, 6, 7, 8, 9, 12, 13, 10, 11, 14, 15 }
AVCodec ff_msvideo1_encoder


Detailed Description

Microsoft Video-1 encoder.

Definition in file msvideo1enc.c.


Define Documentation

#define MKRGB555 ( in,
off   )     ((in[off] << 10) | (in[off + 1] << 5) | (in[off + 2]))

Definition at line 61 of file msvideo1enc.c.

Referenced by encode_frame().

#define SKIP_PREFIX   0x8400

Definition at line 59 of file msvideo1enc.c.

Referenced by encode_frame().

#define SKIPS_MAX   0x0FFF

Definition at line 60 of file msvideo1enc.c.

Referenced by encode_frame().


Enumeration Type Documentation

enum MSV1Mode

Enumerator:
MODE_SKIP 
MODE_FILL 
MODE_2COL 
MODE_8COL 

Definition at line 52 of file msvideo1enc.c.


Function Documentation

static av_cold int encode_end ( AVCodecContext avctx  )  [static]

Uninit encoder.

Definition at line 279 of file msvideo1enc.c.

static int encode_frame ( AVCodecContext avctx,
uint8_t *  buf,
int  buf_size,
void *  data 
) [static]

Definition at line 65 of file msvideo1enc.c.

static av_cold int encode_init ( AVCodecContext avctx  )  [static]

init encoder

Definition at line 256 of file msvideo1enc.c.


Variable Documentation

Initial value:

 {
    "msvideo1",
    AVMEDIA_TYPE_VIDEO,
    CODEC_ID_MSVIDEO1,
    sizeof(Msvideo1EncContext),
    encode_init,
    encode_frame,
    encode_end,
    .pix_fmts = (const enum PixelFormat[]){PIX_FMT_RGB555, PIX_FMT_NONE},
    .long_name = NULL_IF_CONFIG_SMALL("Microsoft Video-1"),
}

Definition at line 288 of file msvideo1enc.c.

const int remap[16] = { 0, 1, 4, 5, 2, 3, 6, 7, 8, 9, 12, 13, 10, 11, 14, 15 } [static]

Definition at line 63 of file msvideo1enc.c.

Referenced by dv_calc_mb_coordinates(), and encode_frame().


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