sgienc.c File Reference

#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "bytestream.h"
#include "codec_internal.h"
#include "encode.h"
#include "sgi.h"
#include "rle.h"

Go to the source code of this file.

Data Structures
struct	SgiContext

Macros
#define	SGI_SINGLE_CHAN   2
#define	SGI_MULTI_CHAN   3
#define	OFFSET(x)   offsetof(SgiContext, x)
#define	VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Functions
static av_cold int	encode_init (AVCodecContext *avctx)
static int	sgi_rle_encode (PutByteContext *pbc, const uint8_t *src, int w, int bpp)
static int	encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)

Variables
static const AVOption	options []
static const AVClass	sgi_class
const FFCodec	ff_sgi_encoder

Macro Definition Documentation

SGI_SINGLE_CHAN

#define SGI_SINGLE_CHAN   2

Definition at line 32 of file sgienc.c.

SGI_MULTI_CHAN

#define SGI_MULTI_CHAN   3

Definition at line 33 of file sgienc.c.

OFFSET

#define OFFSET

(

x

)

offsetof(SgiContext, x)

Definition at line 259 of file sgienc.c.

VE

#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Definition at line 260 of file sgienc.c.

Function Documentation

encode_init()

static av_cold int encode_init ( AVCodecContext *  avctx )

static

Definition at line 41 of file sgienc.c.

sgi_rle_encode()

static int sgi_rle_encode ( PutByteContext *  pbc, const uint8_t *  src, int  w, int  bpp  )

static

Definition at line 53 of file sgienc.c.

Referenced by encode_frame().

encode_frame()

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

static

Definition at line 94 of file sgienc.c.

Variable Documentation

options

const AVOption options[]

static

Initial value:

= {
    { "rle", "Use run-length compression", OFFSET(rle), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },
 
    { NULL },
}

Definition at line 261 of file sgienc.c.

sgi_class

const AVClass sgi_class

static

Initial value:

= {
    .class_name = "sgi",
    .item_name  = av_default_item_name,
    .option     = options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 267 of file sgienc.c.

ff_sgi_encoder

const FFCodec ff_sgi_encoder

Initial value:

= {
    .p.name    = "sgi",
    CODEC_LONG_NAME("SGI image"),
    .p.type    = AVMEDIA_TYPE_VIDEO,
    .p.id      = AV_CODEC_ID_SGI,
    .p.capabilities = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_ENCODER_REORDERED_OPAQUE,
    .priv_data_size = sizeof(SgiContext),
    .p.priv_class = &sgi_class,
    .init      = encode_init,
    FF_CODEC_ENCODE_CB(encode_frame),
    CODEC_PIXFMTS(AV_PIX_FMT_RGB24,    AV_PIX_FMT_RGBA,
                  AV_PIX_FMT_RGB48LE,  AV_PIX_FMT_RGB48BE,
                  AV_PIX_FMT_RGBA64LE, AV_PIX_FMT_RGBA64BE,
                  AV_PIX_FMT_GRAY16LE, AV_PIX_FMT_GRAY16BE, AV_PIX_FMT_GRAY8),
}

Definition at line 274 of file sgienc.c.