libavcodec/qtrleenc.c File Reference

#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "bytestream.h"
#include "internal.h"

Go to the source code of this file.

Data Structures

struct  QtrleEncContext

Defines

#define MAX_RLE_BULK   127
 Maximum RLE code for bulk copy.
#define MAX_RLE_REPEAT   128
 Maximum RLE code for repeat.
#define MAX_RLE_SKIP   254
 Maximum RLE code for skip.

Functions

static av_cold int qtrle_encode_init (AVCodecContext *avctx)
static void qtrle_encode_line (QtrleEncContext *s, const AVFrame *p, int line, uint8_t **buf)
 Compute the best RLE sequence for a line.
static int encode_frame (QtrleEncContext *s, const AVFrame *p, uint8_t *buf)
 Encode frame including header.
static int qtrle_encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *pict, int *got_packet)
static av_cold int qtrle_encode_end (AVCodecContext *avctx)

Variables

AVCodec ff_qtrle_encoder


Define Documentation

#define MAX_RLE_BULK   127

Maximum RLE code for bulk copy.

Definition at line 31 of file qtrleenc.c.

Referenced by qtrle_encode_init(), and qtrle_encode_line().

#define MAX_RLE_REPEAT   128

Maximum RLE code for repeat.

Definition at line 33 of file qtrleenc.c.

Referenced by qtrle_encode_line().

#define MAX_RLE_SKIP   254

Maximum RLE code for skip.

Definition at line 35 of file qtrleenc.c.

Referenced by qtrle_encode_line().


Function Documentation

static int encode_frame ( QtrleEncContext s,
const AVFrame p,
uint8_t buf 
) [static]

Encode frame including header.

Definition at line 264 of file qtrleenc.c.

static av_cold int qtrle_encode_end ( AVCodecContext avctx  )  [static]

Definition at line 339 of file qtrleenc.c.

static int qtrle_encode_frame ( AVCodecContext avctx,
AVPacket pkt,
const AVFrame pict,
int got_packet 
) [static]

Definition at line 305 of file qtrleenc.c.

static av_cold int qtrle_encode_init ( AVCodecContext avctx  )  [static]

Definition at line 64 of file qtrleenc.c.

static void qtrle_encode_line ( QtrleEncContext s,
const AVFrame p,
int  line,
uint8_t **  buf 
) [static]

Compute the best RLE sequence for a line.

Definition at line 118 of file qtrleenc.c.

Referenced by encode_frame().


Variable Documentation

Initial value:

 {
    .name           = "qtrle",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_QTRLE,
    .priv_data_size = sizeof(QtrleEncContext),
    .init           = qtrle_encode_init,
    .encode2        = qtrle_encode_frame,
    .close          = qtrle_encode_end,
    .pix_fmts       = (const enum PixelFormat[]){
        PIX_FMT_RGB24, PIX_FMT_RGB555BE, PIX_FMT_ARGB, PIX_FMT_GRAY8, PIX_FMT_NONE
    },
    .long_name      = NULL_IF_CONFIG_SMALL("QuickTime Animation (RLE) video"),
}

Definition at line 350 of file qtrleenc.c.


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