libjxldec.c File Reference

#include "libavutil/avassert.h"
#include "libavutil/buffer.h"
#include "libavutil/common.h"
#include "libavutil/csp.h"
#include "libavutil/error.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "libavutil/pixfmt.h"
#include "libavutil/frame.h"
#include "avcodec.h"
#include "codec_internal.h"
#include "decode.h"
#include "exif_internal.h"
#include "internal.h"
#include <jxl/decode.h>
#include <jxl/thread_parallel_runner.h>
#include "libjxl.h"

Go to the source code of this file.

Data Structures
struct	LibJxlDecodeContext

Functions
static int	libjxl_init_jxl_decoder (AVCodecContext *avctx)
static av_cold int	libjxl_decode_init (AVCodecContext *avctx)
static enum AVPixelFormat	libjxl_get_pix_fmt (AVCodecContext *avctx, LibJxlDecodeContext *ctx)
static enum AVColorPrimaries	libjxl_get_primaries (void *avctx, const JxlColorEncoding *jxl_color)
static enum AVColorTransferCharacteristic	libjxl_get_trc (void *avctx, const JxlColorEncoding *jxl_color)
static int	libjxl_get_icc (AVCodecContext *avctx)
static int	libjxl_color_encoding_event (AVCodecContext *avctx, AVFrame *frame)
static int	libjxl_attach_sidedata (AVCodecContext *avctx)
static int	libjxl_finalize_frame (AVCodecContext *avctx, AVFrame *dst, AVFrame *src)
static int	libjxl_receive_frame (AVCodecContext *avctx, AVFrame *frame)
static av_cold int	libjxl_decode_close (AVCodecContext *avctx)

Variables
const FFCodec	ff_libjxl_decoder
const FFCodec	ff_libjxl_anim_decoder

Detailed Description

JPEG XL decoder using libjxl

Definition in file libjxldec.c.

Function Documentation

libjxl_init_jxl_decoder()

static int libjxl_init_jxl_decoder ( AVCodecContext *  avctx )

static

Definition at line 71 of file libjxldec.c.

Referenced by libjxl_decode_init(), and libjxl_receive_frame().

libjxl_decode_init()

static av_cold int libjxl_decode_init ( AVCodecContext *  avctx )

static

Definition at line 101 of file libjxldec.c.

libjxl_get_pix_fmt()

static enum AVPixelFormat libjxl_get_pix_fmt ( AVCodecContext *  avctx, LibJxlDecodeContext *  ctx  )

static

Definition at line 127 of file libjxldec.c.

Referenced by libjxl_receive_frame().

libjxl_get_primaries()

static enum AVColorPrimaries libjxl_get_primaries ( void *  avctx, const JxlColorEncoding *  jxl_color  )

static

Definition at line 172 of file libjxldec.c.

Referenced by libjxl_color_encoding_event().

libjxl_get_trc()

static enum AVColorTransferCharacteristic libjxl_get_trc ( void *  avctx, const JxlColorEncoding *  jxl_color  )

static

Definition at line 199 of file libjxldec.c.

Referenced by libjxl_color_encoding_event().

libjxl_get_icc()

static int libjxl_get_icc ( AVCodecContext *  avctx )

static

Definition at line 223 of file libjxldec.c.

Referenced by libjxl_color_encoding_event().

libjxl_color_encoding_event()

static int libjxl_color_encoding_event ( AVCodecContext *  avctx, AVFrame *  frame  )

static

Definition at line 272 of file libjxldec.c.

Referenced by libjxl_receive_frame().

libjxl_attach_sidedata()

static int libjxl_attach_sidedata ( AVCodecContext *  avctx )

static

Definition at line 377 of file libjxldec.c.

Referenced by libjxl_finalize_frame().

libjxl_finalize_frame()

static int libjxl_finalize_frame ( AVCodecContext *  avctx, AVFrame *  dst, AVFrame *  src  )

static

Definition at line 415 of file libjxldec.c.

Referenced by libjxl_receive_frame().

libjxl_receive_frame()

static int libjxl_receive_frame ( AVCodecContext *  avctx, AVFrame *  frame  )

static

Definition at line 430 of file libjxldec.c.

libjxl_decode_close()

static av_cold int libjxl_decode_close ( AVCodecContext *  avctx )

static

Definition at line 649 of file libjxldec.c.

Variable Documentation

ff_libjxl_decoder

const FFCodec ff_libjxl_decoder

Initial value:

= {
    .p.name           = "libjxl",
    CODEC_LONG_NAME("libjxl JPEG XL"),
    .p.type           = AVMEDIA_TYPE_VIDEO,
    .p.id             = AV_CODEC_ID_JPEGXL,
    .priv_data_size   = sizeof(LibJxlDecodeContext),
    .init             = libjxl_decode_init,
    FF_CODEC_RECEIVE_FRAME_CB(libjxl_receive_frame),
    .close            = libjxl_decode_close,
    .p.capabilities   = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_OTHER_THREADS,
    .caps_internal    = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
                        FF_CODEC_CAP_AUTO_THREADS | FF_CODEC_CAP_INIT_CLEANUP |
                        FF_CODEC_CAP_ICC_PROFILES,
    .p.wrapper_name   = "libjxl",
}

Definition at line 666 of file libjxldec.c.

ff_libjxl_anim_decoder

const FFCodec ff_libjxl_anim_decoder

Initial value:

= {
    .p.name           = "libjxl_anim",
    CODEC_LONG_NAME("libjxl JPEG XL animated"),
    .p.type           = AVMEDIA_TYPE_VIDEO,
    .p.id             = AV_CODEC_ID_JPEGXL_ANIM,
    .priv_data_size   = sizeof(LibJxlDecodeContext),
    .init             = libjxl_decode_init,
    FF_CODEC_RECEIVE_FRAME_CB(libjxl_receive_frame),
    .close            = libjxl_decode_close,
    .p.capabilities   = AV_CODEC_CAP_DR1 | AV_CODEC_CAP_OTHER_THREADS,
    .caps_internal    = FF_CODEC_CAP_NOT_INIT_THREADSAFE |
                        FF_CODEC_CAP_AUTO_THREADS | FF_CODEC_CAP_INIT_CLEANUP |
                        FF_CODEC_CAP_ICC_PROFILES,
    .p.wrapper_name   = "libjxl",
}

Definition at line 682 of file libjxldec.c.