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
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 FFmpeg 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.

---

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 FFmpeg chroma format.

Definition at line 123 of file libschroedingerdec.c.

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.