FFmpeg
Data Structures | Macros | Enumerations | Functions | Variables
msvideo1enc.c File Reference
#include "avcodec.h"
#include "codec_internal.h"
#include "encode.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...
 

Macros

#define SKIP_PREFIX   0x8400
 
#define SKIPS_MAX   0x03FF
 
#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, AVPacket *pkt, const AVFrame *pict, int *got_packet)
 
static av_cold int encode_init (AVCodecContext *avctx)
 init encoder More...
 
static av_cold int encode_end (AVCodecContext *avctx)
 Uninit encoder. More...
 

Variables

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

Detailed Description

Microsoft Video-1 encoder

Definition in file msvideo1enc.c.

Macro Definition Documentation

◆ SKIP_PREFIX

#define SKIP_PREFIX   0x8400

Definition at line 61 of file msvideo1enc.c.

◆ SKIPS_MAX

#define SKIPS_MAX   0x03FF

Definition at line 62 of file msvideo1enc.c.

◆ MKRGB555

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

Definition at line 63 of file msvideo1enc.c.

Enumeration Type Documentation

◆ MSV1Mode

enum MSV1Mode
Enumerator
MODE_SKIP 
MODE_FILL 
MODE_2COL 
MODE_8COL 

Definition at line 54 of file msvideo1enc.c.

Function Documentation

◆ encode_frame()

static int encode_frame ( AVCodecContext avctx,
AVPacket pkt,
const AVFrame pict,
int got_packet 
)
static

Definition at line 67 of file msvideo1enc.c.

◆ encode_init()

static av_cold int encode_init ( AVCodecContext avctx)
static

init encoder

Definition at line 271 of file msvideo1enc.c.

◆ encode_end()

static av_cold int encode_end ( AVCodecContext avctx)
static

Uninit encoder.

Definition at line 297 of file msvideo1enc.c.

Variable Documentation

◆ remap

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

Definition at line 65 of file msvideo1enc.c.

Referenced by dv_calc_mb_coordinates(), and encode_frame().

◆ ff_msvideo1_encoder

const FFCodec ff_msvideo1_encoder
Initial value:
= {
.p.name = "msvideo1",
CODEC_LONG_NAME("Microsoft Video-1"),
.p.type = AVMEDIA_TYPE_VIDEO,
.priv_data_size = sizeof(Msvideo1EncContext),
.close = encode_end,
.p.pix_fmts = (const enum AVPixelFormat[]){AV_PIX_FMT_RGB555, AV_PIX_FMT_NONE},
}

Definition at line 307 of file msvideo1enc.c.

AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:71
FF_CODEC_ENCODE_CB
#define FF_CODEC_ENCODE_CB(func)
Definition: codec_internal.h:296
AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
#define AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE
This encoder can reorder user opaque values from input AVFrames and return them with corresponding ou...
Definition: codec.h:159
CODEC_LONG_NAME
#define CODEC_LONG_NAME(str)
Definition: codec_internal.h:272
init
int(* init)(AVBSFContext *ctx)
Definition: dts2pts.c:365
encode_end
static av_cold int encode_end(AVCodecContext *avctx)
Uninit encoder.
Definition: msvideo1enc.c:297
Msvideo1EncContext
Encoder context.
Definition: msvideo1enc.c:37
AV_PIX_FMT_RGB555
#define AV_PIX_FMT_RGB555
Definition: pixfmt.h:466
encode_init
static av_cold int encode_init(AVCodecContext *avctx)
init encoder
Definition: msvideo1enc.c:271
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:72
encode_frame
static int encode_frame(AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int *got_packet)
Definition: msvideo1enc.c:67
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
AV_CODEC_ID_MSVIDEO1
@ AV_CODEC_ID_MSVIDEO1
Definition: codec_id.h:98