libavcodec/libopenjpegenc.c File Reference

JPEG 2000 encoder using libopenjpeg. More...

#include "libavutil/imgutils.h"
#include "libavutil/avassert.h"
#include "avcodec.h"
#include "libavutil/intreadwrite.h"
#include <openjpeg.h>

Go to the source code of this file.

Data Structures
struct	LibOpenJPEGContext
Defines
#define	OPJ_STATIC
Functions
static void	error_callback (const char *msg, void *data)
static void	warning_callback (const char *msg, void *data)
static opj_image_t *	mj2_create_image (AVCodecContext *avctx, opj_cparameters_t *parameters)
static av_cold int	libopenjpeg_encode_init (AVCodecContext *avctx)
static int	libopenjpeg_copy_rgba (AVCodecContext *avctx, AVFrame *frame, opj_image_t *image, int numcomps)
static int	libopenjpeg_copy_yuv8 (AVCodecContext *avctx, AVFrame *frame, opj_image_t *image)
static int	libopenjpeg_copy_yuv16 (AVCodecContext *avctx, AVFrame *frame, opj_image_t *image)
static int	libopenjpeg_encode_frame (AVCodecContext *avctx, uint8_t *buf, int buf_size, void *data)
static av_cold int	libopenjpeg_encode_close (AVCodecContext *avctx)
Variables
AVCodec	ff_libopenjpeg_encoder

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Detailed Description

JPEG 2000 encoder using libopenjpeg.

Definition in file libopenjpegenc.c.

---

Define Documentation

#define OPJ_STATIC

Definition at line 31 of file libopenjpegenc.c.

---

Function Documentation

static void error_callback	(	const char *	msg,
		void *	data
	)			[static]

Definition at line 41 of file libopenjpegenc.c.

Referenced by libopenjpeg_encode_init().

static int libopenjpeg_copy_rgba	(	AVCodecContext *	avctx,
		AVFrame *	frame,
		opj_image_t *	image,
		int	numcomps
	)			[static]

Definition at line 185 of file libopenjpegenc.c.

Referenced by libopenjpeg_encode_frame().

static int libopenjpeg_copy_yuv16	(	AVCodecContext *	avctx,
		AVFrame *	frame,
		opj_image_t *	image
	)			[static]

Definition at line 238 of file libopenjpegenc.c.

Referenced by libopenjpeg_encode_frame().

static int libopenjpeg_copy_yuv8	(	AVCodecContext *	avctx,
		AVFrame *	frame,
		opj_image_t *	image
	)			[static]

Definition at line 210 of file libopenjpegenc.c.

Referenced by libopenjpeg_encode_frame().

static av_cold int libopenjpeg_encode_close

(

AVCodecContext *

avctx

)

[static]

Definition at line 349 of file libopenjpegenc.c.

static int libopenjpeg_encode_frame	(	AVCodecContext *	avctx,
		uint8_t *	buf,
		int	buf_size,
		void *	data
	)			[static]

Definition at line 268 of file libopenjpegenc.c.

static av_cold int libopenjpeg_encode_init

(

AVCodecContext *

avctx

)

[static]

Definition at line 146 of file libopenjpegenc.c.

static opj_image_t* mj2_create_image	(	AVCodecContext *	avctx,
		opj_cparameters_t *	parameters
	)			[static]

Definition at line 51 of file libopenjpegenc.c.

Referenced by libopenjpeg_encode_init().

static void warning_callback	(	const char *	msg,
		void *	data
	)			[static]

Definition at line 46 of file libopenjpegenc.c.

Referenced by libopenjpeg_encode_init().

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Variable Documentation

AVCodec ff_libopenjpeg_encoder

Initial value:

 {
    .name           = "libopenjpeg",
    .type           = AVMEDIA_TYPE_VIDEO,
    .id             = CODEC_ID_JPEG2000,
    .priv_data_size = sizeof(LibOpenJPEGContext),
    .init           = libopenjpeg_encode_init,
    .encode         = libopenjpeg_encode_frame,
    .close          = libopenjpeg_encode_close,
    .decode         = NULL,
    .capabilities   = 0,
    .pix_fmts = (const enum PixelFormat[]){PIX_FMT_RGB24,PIX_FMT_RGBA,PIX_FMT_GRAY8,
                                           PIX_FMT_YUV420P,PIX_FMT_YUV422P,PIX_FMT_YUVA420P,
                                           PIX_FMT_YUV440P,PIX_FMT_YUV444P,
                                           PIX_FMT_YUV420P9,PIX_FMT_YUV422P9,PIX_FMT_YUV444P9,
                                           PIX_FMT_YUV420P10,PIX_FMT_YUV422P10,PIX_FMT_YUV444P10,
                                           PIX_FMT_YUV420P16,PIX_FMT_YUV422P16,PIX_FMT_YUV444P16,
                                           PIX_FMT_NONE},
    .long_name = NULL_IF_CONFIG_SMALL("OpenJPEG based JPEG 2000 encoder"),
}

Definition at line 360 of file libopenjpegenc.c.