libjxl.h File Reference

#include <jxl/decode.h>
#include <jxl/memory_manager.h>

Go to the source code of this file.

Macros
#define	JPEGXL_COMPUTE_NUMERIC_VERSION(major, minor, patch)   ((major<<24) | (minor<<16) | (patch<<8) | 0)
#define	JPEGXL_NUMERIC_VERSION   JPEGXL_COMPUTE_NUMERIC_VERSION(0, 7, 0)

Functions
size_t	ff_libjxl_get_threadcount (int threads)
	Transform threadcount in ffmpeg to one used by libjxl. More...
void	ff_libjxl_init_memory_manager (JxlMemoryManager *manager)
	Initialize and populate a JxlMemoryManager with av_malloc() and av_free() so libjxl will use these functions. More...

Detailed Description

JPEG XL via libjxl common support header

Definition in file libjxl.h.

Macro Definition Documentation

JPEGXL_COMPUTE_NUMERIC_VERSION

#define JPEGXL_COMPUTE_NUMERIC_VERSION	(		major,
			minor,
			patch
	)		((major<<24) | (minor<<16) | (patch<<8) | 0)

Definition at line 38 of file libjxl.h.

JPEGXL_NUMERIC_VERSION

#define JPEGXL_NUMERIC_VERSION   JPEGXL_COMPUTE_NUMERIC_VERSION(0, 7, 0)

Definition at line 41 of file libjxl.h.

Function Documentation

ff_libjxl_get_threadcount()

size_t ff_libjxl_get_threadcount

(

int

threads

)

Transform threadcount in ffmpeg to one used by libjxl.

Parameters

threads

ffmpeg's threads AVOption

Returns

thread count for libjxl's parallel runner

Definition at line 33 of file libjxl.c.

Referenced by libjxl_decode_init(), and libjxl_encode_init().

ff_libjxl_init_memory_manager()

void ff_libjxl_init_memory_manager

(

JxlMemoryManager *

manager

)

Initialize and populate a JxlMemoryManager with av_malloc() and av_free() so libjxl will use these functions.

Parameters

manager

a pointer to a JxlMemoryManager struct

Definition at line 65 of file libjxl.c.

Referenced by libjxl_decode_init(), and libjxl_encode_init().