libschroedingerdec.c File Reference

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

#include <string.h>
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "avcodec.h"
#include "internal.h"
#include "libschroedinger.h"
#include <schroedinger/schro.h>
#include <schroedinger/schrodebug.h>
#include <schroedinger/schrovideoformat.h>

Include dependency graph for libschroedingerdec.c:

Go to the source code of this file.

Data Structures
struct	LibSchroFrameContext
	SchroFrame and Pts relation. More...
struct	SchroDecoderParams
	libschroedinger decoder private data More...
struct	SchroParseUnitContext

Typedefs
typedef struct LibSchroFrameContext	LibSchroFrameContext
	SchroFrame and Pts relation. More...
typedef struct SchroDecoderParams	SchroDecoderParams
	libschroedinger decoder private data More...
typedef struct SchroParseUnitContext	SchroParseUnitContext

Functions
static void	libschroedinger_decode_buffer_free (SchroBuffer *schro_buf, void *priv)
static void	parse_context_init (SchroParseUnitContext *parse_ctx, const uint8_t *buf, int buf_size)
static SchroBuffer *	find_next_parse_unit (SchroParseUnitContext *parse_ctx)
static enum AVPixelFormat	get_chroma_format (SchroChromaFormat schro_pix_fmt)
	Returns FFmpeg chroma format. More...
static av_cold int	libschroedinger_decode_init (AVCodecContext *avctx)
static void	libschroedinger_decode_frame_free (void *frame)
static void	libschroedinger_handle_first_access_unit (AVCodecContext *avctx)
static int	libschroedinger_decode_frame (AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
static av_cold int	libschroedinger_decode_close (AVCodecContext *avctx)
static void	libschroedinger_flush (AVCodecContext *avctx)

Variables
AVCodec	ff_libschroedinger_decoder

Detailed Description

Dirac decoder 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 libschroedingerdec.c.

Typedef Documentation

typedef struct LibSchroFrameContext LibSchroFrameContext

SchroFrame and Pts relation.

typedef struct SchroDecoderParams SchroDecoderParams

libschroedinger decoder private data

typedef struct SchroParseUnitContext SchroParseUnitContext

Function Documentation

static SchroBuffer* find_next_parse_unit ( SchroParseUnitContext *  parse_ctx )

static

Definition at line 90 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

static enum AVPixelFormat get_chroma_format ( SchroChromaFormat  schro_pix_fmt )

static

Returns FFmpeg chroma format.

Definition at line 135 of file libschroedingerdec.c.

Referenced by libschroedinger_handle_first_access_unit().

static void libschroedinger_decode_buffer_free ( SchroBuffer *  schro_buf, void *  priv  )

static

Definition at line 77 of file libschroedingerdec.c.

Referenced by find_next_parse_unit().

static av_cold int libschroedinger_decode_close ( AVCodecContext *  avctx )

static

Definition at line 345 of file libschroedingerdec.c.

static int libschroedinger_decode_frame ( AVCodecContext *  avctx, void *  data, int *  got_frame, AVPacket *  avpkt  )

static

Definition at line 202 of file libschroedingerdec.c.

static void libschroedinger_decode_frame_free ( void *  frame )

static

Definition at line 166 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_close(), libschroedinger_decode_frame(), and libschroedinger_flush().

static av_cold int libschroedinger_decode_init ( AVCodecContext *  avctx )

static

Definition at line 147 of file libschroedingerdec.c.

static void libschroedinger_flush ( AVCodecContext *  avctx )

static

Definition at line 359 of file libschroedingerdec.c.

static void libschroedinger_handle_first_access_unit ( AVCodecContext *  avctx )

static

Definition at line 171 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

static void parse_context_init ( SchroParseUnitContext *  parse_ctx, const uint8_t *  buf, int  buf_size  )

static

Definition at line 83 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

Variable Documentation

AVCodec ff_libschroedinger_decoder

Initial value:

= {
    .name           = "libschroedinger",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = AV_CODEC_ID_DIRAC,
    .priv_data_size = sizeof(SchroDecoderParams),
    .init           = libschroedinger_decode_init,
    .close          = libschroedinger_decode_close,
    .decode         = libschroedinger_decode_frame,
    .capabilities   = CODEC_CAP_DELAY,
    .flush          = libschroedinger_flush,
    .long_name      = NULL_IF_CONFIG_SMALL("libschroedinger Dirac 2.2"),
}

Definition at line 375 of file libschroedingerdec.c.