oyranos_cmm_oJPG.c File Reference

JPEG filter for Oyranos. More...

#include "oyCMM_s.h"
#include "oyCMMapi4_s.h"
#include "oyCMMapi7_s.h"
#include "oyCMMapiFilter_s.h"
#include "oyCMMui_s.h"
#include "oyConnectorImaging_s.h"
#include "oyProfiles_s.h"
#include "oyranos_cmm.h"
#include "oyranos_config.h"
#include "oyranos_definitions.h"
#include "oyranos_helper.h"
#include <math.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#include <setjmp.h>
#include "jpegmarkers.h"
#include "oyranos_i18n.h"

Macros
#define	CMM_NICK   "oJPG"

Functions
int	ojpgFilter_CmmRun (oyFilterPlug_s *requestor_plug, oyPixelAccess_s *ticket)
	implement oyCMMFilter_GetNext_f() More...
const char *	ojpgApi4UiGetText (const char *select, oyNAME_e type, oyStruct_s *context)
int	ojpgCMMInit (oyStruct_s *s OY_UNUSED)
	API requirement. More...
int	ojpgCMMMessageFuncSet (oyMessage_f message_func)
	API requirement. More...
const char *	ojpgGetText (const char *select, oyNAME_e type, oyStruct_s *context)
oyCMMapi_s *	ojpgApi7CmmCreate (const char *format, const char *ext)
	ojpg oyCMMapi7_s implementation More...
oyCMMapi_s *	ojpgApi4CmmCreate (const char *format)
	ojpg oyCMMapi4_s implementation More...

Variables
oyMessage_f	ojpg_msg = oyMessageFunc
oyCMM_s	oJPG_cmm_module
	ojpg module infos More...

Detailed Description

JPEG filter for Oyranos.

JPEG file i/o module for Oyranos

Copyright:

2014-2015 (C) Kai-Uwe Behrmann

Macro Definition Documentation

CMM_NICK

#define CMM_NICK   "oJPG"

The CMM_NICK consists of four bytes, which appear as well in the library name. This is important for Oyranos to identify the required filter struct name.

Examples:

oyranos_cmm_oJPG.c.

Referenced by ojpgGetText().

Function Documentation

ojpgApi4CmmCreate()

oyCMMapi_s* ojpgApi4CmmCreate

(

const char *

format

)

ojpg oyCMMapi4_s implementation

ojpg_api4 a filter providing a CMM device link creator

Version

Oyranos: 0.9.6

Since

2014/03/21 (Oyranos: 0.9.6)

Date

2014/03/21

Examples:

oyranos_cmm_oJPG.c.

ojpgApi4UiGetText()

const char * ojpgApi4UiGetText	(	const char *	select,
		oyNAME_e	type,
		oyStruct_s *	context
	)

This function implements oyCMMGetText_f.

Examples:

oyranos_cmm_oJPG.c.

ojpgApi7CmmCreate()

oyCMMapi_s* ojpgApi7CmmCreate	(	const char *	format,
		const char *	ext
	)

ojpg oyCMMapi7_s implementation

ojpg_api7 a filter providing a CMM filter

Version

Oyranos: 0.9.6

Date

2014/03/21

Since

2014/03/21 (Oyranos: 0.9.6)

Examples:

oyranos_cmm_oJPG.c.

ojpgCMMInit()

int ojpgCMMInit

(

oyStruct_s *s

OY_UNUSED

)

API requirement.

Function ojpgCMMInit

Version

Oyranos: 0.9.6

Since

2014/03/21 (Oyranos: 0.9.6)

Date

2014/03/21

Examples:

oyranos_cmm_oJPG.c.

ojpgCMMMessageFuncSet()

int ojpgCMMMessageFuncSet

(

oyMessage_f

message_func

)

API requirement.

Function ojpgCMMMessageFuncSet A Oyranos user might want its own message function and omit the default one.

Version

Oyranos: 0.9.6

Since

2014/03/21 (Oyranos: 0.9.6)

Date

2014/03/21

Examples:

oyranos_cmm_oJPG.c.

ojpgFilter_CmmRun()

int ojpgFilter_CmmRun	(	oyFilterPlug_s *	requestor_plug,
		oyPixelAccess_s *	ticket
	)

implement oyCMMFilter_GetNext_f()

Function ojpgFilter_CmmRun The primary filter entry for data processing.

Parameters

requestor_plug	the plug of the requesting node after my filter in the graph
ticket	the job ticket

Version

Oyranos: 0.9.6

Since

2014/03/21 (Oyranos: 0.9.6)

Date

2014/03/21

Examples:

oyranos_cmm_oJPG.c.

References oyASSUMED_RGB, and oyUINT8.

ojpgGetText()

const char* ojpgGetText	(	const char *	select,
		oyNAME_e	type,
		oyStruct_s *	context
	)

This function implements oyCMMinfoGetText_f.

Implement at least "name", "manufacturer" and "copyright". If you like with internationalisation.

Version

Oyranos: 0.9.6

Since

2014/03/21 (Oyranos: 0.9.6)

Date

2014/03/21

Examples:

oyranos_cmm_oJPG.c.

References CMM_NICK, and oyNAME_NICK.

Variable Documentation

oJPG_cmm_module

oyCMM_s oJPG_cmm_module

Initial value:

= {

  oyOBJECT_CMM_INFO_S, 
  0,0,0,               
  CMM_NICK,            
  (char*)"0.9.6",      
  ojpgGetText,         
  (char**)oyCMM_texts, 
  OYRANOS_VERSION,     

  
  NULL,

  
  &ojpg_icon,
  ojpgInit
}

ojpg module infos

oJPG_cmm_module This structure is dlopened by Oyranos. Its name has to consist of the following elements:

• the four byte CMM_NICK plus
• "_cmm_module" This string must be included in the the filters filename.

Version

Oyranos: 0.9.6

Since

2014/03/21 (Oyranos: 0.9.6)

Date

2014/03/21

Examples:

oyranos_cmm_oJPG.c.

ojpg_msg

oyMessage_f ojpg_msg = oyMessageFunc

The message function pointer to use for messaging.

Examples:

oyranos_cmm_oJPG.c.