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>

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

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.
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.

Function Documentation

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 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().

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 av_cold int libschroedinger_decode_init ( AVCodecContext *  avctx )

static

Definition at line 147 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 void libschroedinger_handle_first_access_unit ( AVCodecContext *  avctx )

static

Definition at line 171 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

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

static

Definition at line 202 of file libschroedingerdec.c.

static av_cold int libschroedinger_decode_close ( AVCodecContext *  avctx )

static

Definition at line 345 of file libschroedingerdec.c.

static void libschroedinger_flush ( AVCodecContext *  avctx )

static

Definition at line 359 of file libschroedingerdec.c.

Variable Documentation

AVCodec ff_libschroedinger_decoder

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(SchroDecoderParams),
    .init           = libschroedinger_decode_init,
    .close          = libschroedinger_decode_close,
    .decode         = libschroedinger_decode_frame,
    .capabilities   = CODEC_CAP_DELAY,
    .flush          = libschroedinger_flush,
}

Definition at line 375 of file libschroedingerdec.c.