libavcodec/libschroedingerdec.c File Reference

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

#include "libavutil/imgutils.h"
#include "avcodec.h"
#include "libdirac_libschro.h"
#include "libschroedinger.h"
#include <assert.h>
#include <schroedinger/schro.h>
#include <schroedinger/schrodebug.h>
#include <schroedinger/schrovideoformat.h>

Go to the source code of this file.

Data Structures
struct	SchroDecoderParams
	libschroedinger decoder private data More...
struct	SchroParseUnitContext
Typedefs
typedef struct SchroDecoderParams	SchroDecoderParams
	libschroedinger decoder private data
typedef struct SchroParseUnitContext	SchroParseUnitContext
Functions
static void	libschroedinger_decode_buffer_free (SchroBuffer *schro_buf, void *priv)
static void	SchroParseContextInit (SchroParseUnitContext *parse_ctx, const uint8_t *buf, int buf_size)
static SchroBuffer *	FindNextSchroParseUnit (SchroParseUnitContext *parse_ctx)
static enum PixelFormat	get_chroma_format (SchroChromaFormat schro_pix_fmt)
	Returns Libav chroma format.
static av_cold int	libschroedinger_decode_init (AVCodecContext *avccontext)
static void	libschroedinger_decode_frame_free (void *frame)
static void	libschroedinger_handle_first_access_unit (AVCodecContext *avccontext)
static int	libschroedinger_decode_frame (AVCodecContext *avccontext, void *data, int *data_size, AVPacket *avpkt)
static av_cold int	libschroedinger_decode_close (AVCodecContext *avccontext)
static void	libschroedinger_flush (AVCodecContext *avccontext)
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 SchroDecoderParams SchroDecoderParams

libschroedinger decoder private data

typedef struct SchroParseUnitContext SchroParseUnitContext

---

Function Documentation

static SchroBuffer* FindNextSchroParseUnit

(

SchroParseUnitContext *

parse_ctx

)

[static]

Definition at line 83 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

static enum PixelFormat get_chroma_format

(

SchroChromaFormat

schro_pix_fmt

)

[static]

Returns Libav chroma format.

Definition at line 123 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 154 of file libschroedingerdec.c.

Referenced by FindNextSchroParseUnit().

static av_cold int libschroedinger_decode_close

(

AVCodecContext *

avccontext

)

[static]

Definition at line 315 of file libschroedingerdec.c.

static int libschroedinger_decode_frame	(	AVCodecContext *	avccontext,
		void *	data,
		int *	data_size,
		AVPacket *	avpkt
	)		[static]

Definition at line 202 of file libschroedingerdec.c.

static void libschroedinger_decode_frame_free

(

void *

frame

)

[static]

Definition at line 160 of file libschroedingerdec.c.

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

static av_cold int libschroedinger_decode_init

(

AVCodecContext *

avccontext

)

[static]

Definition at line 135 of file libschroedingerdec.c.

static void libschroedinger_flush

(

AVCodecContext *

avccontext

)

[static]

Definition at line 331 of file libschroedingerdec.c.

static void libschroedinger_handle_first_access_unit

(

AVCodecContext *

avccontext

)

[static]

Definition at line 165 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

static void SchroParseContextInit	(	SchroParseUnitContext *	parse_ctx,
		const uint8_t *	buf,
		int	buf_size
	)		[static]

Definition at line 76 of file libschroedingerdec.c.

Referenced by libschroedinger_decode_frame().

---

Variable Documentation

AVCodec ff_libschroedinger_decoder

Initial value:

 {
    .name           = "libschroedinger",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = 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 347 of file libschroedingerdec.c.