qtrleenc.c File Reference

#include "libavutil/imgutils.h"
#include "libavutil/mem.h"
#include "avcodec.h"
#include "bytestream.h"
#include "codec_internal.h"
#include "encode.h"

Go to the source code of this file.

Data Structures
struct	QtrleEncContext

Macros
#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_end (AVCodecContext *avctx)
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)

Variables
const FFCodec	ff_qtrle_encoder

Macro Definition Documentation

MAX_RLE_BULK

#define MAX_RLE_BULK   127

Maximum RLE code for bulk copy.

Definition at line 33 of file qtrleenc.c.

Referenced by qtrle_encode_init(), and qtrle_encode_line().

MAX_RLE_REPEAT

#define MAX_RLE_REPEAT   128

Maximum RLE code for repeat.

Definition at line 35 of file qtrleenc.c.

Referenced by qtrle_encode_line().

MAX_RLE_SKIP

#define MAX_RLE_SKIP   254

Maximum RLE code for skip.

Definition at line 37 of file qtrleenc.c.

Referenced by qtrle_encode_line().

Function Documentation

qtrle_encode_end()

static av_cold int qtrle_encode_end ( AVCodecContext * avctx )

static

Definition at line 68 of file qtrleenc.c.

qtrle_encode_init()

static av_cold int qtrle_encode_init ( AVCodecContext * avctx )

static

Definition at line 79 of file qtrleenc.c.

qtrle_encode_line()

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 137 of file qtrleenc.c.

Referenced by encode_frame().

encode_frame()

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

static

Encode frame including header.

Definition at line 327 of file qtrleenc.c.

Referenced by qtrle_encode_frame().

qtrle_encode_frame()

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

static

Definition at line 368 of file qtrleenc.c.

Variable Documentation

ff_qtrle_encoder

const FFCodec ff_qtrle_encoder

Initial value:

= {
    .p.name         = "qtrle",
    CODEC_LONG_NAME("QuickTime Animation (RLE) video"),
    .p.type         = AVMEDIA_TYPE_VIDEO,
    .p.id           = AV_CODEC_ID_QTRLE,
    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
    .priv_data_size = sizeof(QtrleEncContext),
    .init           = qtrle_encode_init,
    FF_CODEC_ENCODE_CB(qtrle_encode_frame),
    .close          = qtrle_encode_end,
    CODEC_PIXFMTS(AV_PIX_FMT_RGB24, AV_PIX_FMT_RGB555BE, AV_PIX_FMT_ARGB,
                  AV_PIX_FMT_GRAY8),
    .caps_internal  = FF_CODEC_CAP_INIT_CLEANUP,
}

Definition at line 402 of file qtrleenc.c.