msrleenc.c File Reference

MSRLE encoder. More...

#include "bytestream.h"
#include "codec_internal.h"
#include "encode.h"
#include "libavutil/attributes.h"

Go to the source code of this file.

Data Structures
struct	MSRLEContext

Functions
static av_cold int	msrle_encode_init (AVCodecContext *avctx)
static void	write_run (AVCodecContext *avctx, uint8_t **data, int len, int value)
static void	write_absolute (AVCodecContext *avctx, uint8_t **data, const uint8_t *line, int len)
static void	write_delta (AVCodecContext *avctx, uint8_t **data, int delta)
static void	write_yskip (AVCodecContext *avctx, uint8_t **data, int yskip)
static void	encode_line (AVCodecContext *avctx, uint8_t **data, const uint8_t *line, int length)
static int	encode (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int keyframe, int *got_keyframe)
static int	msrle_encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int *got_packet)
static av_cold int	msrle_encode_close (AVCodecContext *avctx)

Variables
const FFCodec	ff_msrle_encoder

Detailed Description

MSRLE encoder.

See also

https://wiki.multimedia.cx/index.php?title=Microsoft_RLE

Definition in file msrleenc.c.

Function Documentation

msrle_encode_init()

static av_cold int msrle_encode_init ( AVCodecContext * avctx )

static

Definition at line 40 of file msrleenc.c.

write_run()

static void write_run ( AVCodecContext * avctx, uint8_t ** data, int len, int value )

static

Definition at line 52 of file msrleenc.c.

Referenced by encode_line(), and write_absolute().

write_absolute()

static void write_absolute ( AVCodecContext * avctx, uint8_t ** data, const uint8_t * line, int len )

static

Definition at line 69 of file msrleenc.c.

Referenced by encode_line().

write_delta()

static void write_delta ( AVCodecContext * avctx, uint8_t ** data, int delta )

static

Definition at line 96 of file msrleenc.c.

Referenced by encode().

write_yskip()

static void write_yskip ( AVCodecContext * avctx, uint8_t ** data, int yskip )

static

Definition at line 117 of file msrleenc.c.

Referenced by encode().

encode_line()

static void encode_line ( AVCodecContext * avctx, uint8_t ** data, const uint8_t * line, int length )

static

Definition at line 142 of file msrleenc.c.

Referenced by encode(), encode_bayer_frame(), encode_line_TMPL(), encode_plane(), and encode_rgb_frame_TMPL().

encode()

static int encode ( AVCodecContext * avctx, AVPacket * pkt, const AVFrame * pict, int keyframe, int * got_keyframe )

static

Definition at line 168 of file msrleenc.c.

Referenced by msrle_encode_frame().

msrle_encode_frame()

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

static

Definition at line 249 of file msrleenc.c.

msrle_encode_close()

static av_cold int msrle_encode_close ( AVCodecContext * avctx )

static

Definition at line 281 of file msrleenc.c.

Variable Documentation

ff_msrle_encoder

const FFCodec ff_msrle_encoder

Initial value:

= {
    .p.name         = "msrle",
    CODEC_LONG_NAME("Microsoft RLE"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_MSRLE,
    .p.capabilities = AV_CODEC_CAP_DR1,
    .priv_data_size = sizeof(MSRLEContext),
    .init           = msrle_encode_init,
    FF_CODEC_ENCODE_CB(msrle_encode_frame),
    .close          = msrle_encode_close,
    CODEC_PIXFMTS(AV_PIX_FMT_PAL8),
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 288 of file msrleenc.c.