libschroedingerenc.c File Reference

Dirac encoder support via libschroedinger-1.0 libraries. More...

#include <schroedinger/schro.h>
#include <schroedinger/schrodebug.h>
#include <schroedinger/schrovideoformat.h>
#include "libavutil/attributes.h"
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/opt.h"
#include "avcodec.h"
#include "internal.h"
#include "libschroedinger.h"
#include "bytestream.h"

Go to the source code of this file.

Data Structures
struct	SchroEncoderParams
	libschroedinger encoder private data More...

Macros
#define	OFFSET(x)   offsetof(SchroEncoderParams, x)
#define	VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Functions
static int	set_chroma_format (AVCodecContext *avctx)
	Works out Schro-compatible chroma format. More...
static av_cold int	libschroedinger_encode_init (AVCodecContext *avctx)
static SchroFrame *	libschroedinger_frame_from_data (AVCodecContext *avctx, const AVFrame *frame)
static void	libschroedinger_free_frame (void *data)
static int	libschroedinger_encode_frame (AVCodecContext *avctx, AVPacket *pkt, const AVFrame *frame, int *got_packet)
static int	libschroedinger_encode_close (AVCodecContext *avctx)

Variables
static const AVOption	options []
static const AVClass	libschroedinger_class
AVCodec	ff_libschroedinger_encoder

Detailed Description

Dirac encoder support via libschroedinger-1.0 libraries.

More details about the Schroedinger project can be found at http://www.diracvideo.org/. The library implements Dirac Specification Version 2.2 (http://dirac.sourceforge.net/specification.html).

Definition in file libschroedingerenc.c.

Macro Definition Documentation

#define OFFSET

(

x

)

offsetof(SchroEncoderParams, x)

Definition at line 456 of file libschroedingerenc.c.

#define VE   AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM

Definition at line 457 of file libschroedingerenc.c.

Function Documentation

static int set_chroma_format ( AVCodecContext *  avctx )

static

Works out Schro-compatible chroma format.

Definition at line 86 of file libschroedingerenc.c.

Referenced by libschroedinger_encode_init().

static av_cold int libschroedinger_encode_init ( AVCodecContext *  avctx )

static

Definition at line 109 of file libschroedingerenc.c.

static SchroFrame* libschroedinger_frame_from_data ( AVCodecContext *  avctx, const AVFrame *  frame  )

static

Definition at line 247 of file libschroedingerenc.c.

Referenced by libschroedinger_encode_frame().

static void libschroedinger_free_frame ( void *  data )

static

Definition at line 266 of file libschroedingerenc.c.

Referenced by libschroedinger_encode_close(), and libschroedinger_encode_frame().

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

static

Definition at line 274 of file libschroedingerenc.c.

static int libschroedinger_encode_close ( AVCodecContext *  avctx )

static

Definition at line 434 of file libschroedingerenc.c.

Variable Documentation

const AVOption options[]

static

Initial value:

= {
    { "noarith", "Enable noarith", OFFSET(noarith), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, VE },

    { NULL },
}

Definition at line 458 of file libschroedingerenc.c.

const AVClass libschroedinger_class

static

Initial value:

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

Definition at line 464 of file libschroedingerenc.c.

AVCodec ff_libschroedinger_encoder

Initial value:

= {
    .name           = "libschroedinger",
    .long_name      = NULL_IF_CONFIG_SMALL("libschroedinger Dirac 2.2"),
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_DIRAC,
    .priv_data_size = sizeof(SchroEncoderParams),
    .priv_class     = &libschroedinger_class,
    .init           = libschroedinger_encode_init,
    .encode2        = libschroedinger_encode_frame,
    .close          = libschroedinger_encode_close,
    .capabilities   = AV_CODEC_CAP_DELAY,
    .pix_fmts       = (const enum AVPixelFormat[]){
        AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_NONE
    },
}

Definition at line 471 of file libschroedingerenc.c.