Execute Lua scripts with hostlua & notepad++

Project CHDK hostlua for Windows with the editor Notepad++

• Project version 3.0
• CHDK version: 1.4, with adjustments for 1.3 Scripts
• Lizence: GPL2 (C)2012-2015 forum.chdk-treff.de
• Authors: rudi, msl
• Sources: https://subversion.assembla.com/svn/rudi_space/hostlua_npp
• execute CHDK Lua scripts on a Windows PC
• execute CHDK Lua scripts on the camera
• upload files to the camera
• running of chdkptp commands

Software of other developers included in the package

• Extension NppExec for Notepad++ (Version 0.5.31) Source: http://sourceforge.net/projects/npp-plugins/files/NppExec/
• CHDK emulator for Lua scripts (emu.lua, camera_funcs.lua), Autor reyalp, Source: http://trac.assembla.com/chdk/browser/trunk/tools/hostlua/emu
• Transferring of CHDK files to the camera and executing commands via PTP with the package chdkptp-r658-win32 and updates to trunk 666, Autor reyalp, Source: http://www.assembla.com/spaces/chdkptp/

Requirements:

• PC with Windows
• libusb driver installed for the use of PTP
• hostlua.zip

Installation:

• Unzip the folder "hostlua" from hostlua.zip to any destination.
• Note that this installation procedure will not work if any of the file paths have spaces or special characters in them.
• Configuration of Notepad++ console: select A or B

A Local Notepad++ Portable (directory: hostlua\Notepad++Portable)

New installation Notepad++ Portable

• Download of Notepad++ from http://portableapps.com http://portableapps.com/apps/development/notepadpp_portable
• saving in the folder hostlua\
• Run file "NotepadPlusPlusPortable_x.x.x.x.paf.exe" and store files to default location hostlua\Notepad++Portable. !!! Do not check "Run Notepad++Portable"

Configuration

• Run file "local_config.cmd in subfolder "hostlua\plugin_NppExec"

Start of local Noptepad++ Portable

• via the "Start Notepad++" in the main folder hostlua\

B with installed Notepad++ or Notepad++ Portable (not unpacked as point A)

• Run file "create_config.cmd" in subfolder "hostlua\plugin_NppExec".
• select C: or D:

C First use of NppExec:

• Installation of the Plugin via Notepad ++ menu "Settings > Import > import Plugin(s)..."select "hostlua\plugin_NppExec\NppExec.dll"
• Close Notepad++
• Copy all files from subdir "hostlua\plugin_NppExec\config" to:
• select E: or F:
• E: installed Notepad++: "C:\Users\<user name>\AppData\Roaming\Notepad++\plugins\config"
• F: portable Notepad++: "...\Notepad++Portable\Data\Config\plugins\config\"

D NppExec is already in use:

• Close Notepad++
• Add/Update the content of "hostlua\plugin_NppExec\config\npes_saved.txt" in the file npes_saved.txt in ...
• select E: or F:
• E: installed Notepad++: "C:\Users\<user name>\AppData\Roaming\Notepad++\plugins\config"
• F: portable Notepad++: "...\Notepad++Portable\Data\Config\plugins\config\"
• Check the setting in Notepad++ menu "Pugins => NppExec => Console Output...{ANSI/ANSI}"
• Recommendation: activate the setting in Notepad++ menu "Plugins => NppExec => Save all files on Execute"

Operations

General

Lua files are always subjected to a simple syntax examination. File locations:

• CHDK files: "hostlua\A\CHDK\..."
• Lua libraries: "hostlua\A\CHDK\LUALIB\"
• Lua scripts: accepted from all folders, copy to the camera "A\CHDK\SCRIPS\".
• PTP command files have the extension ".ptp", accepted from all folders.

Available commands in Notepad++ console:

• CHDK LUA local

> Execute Lua scripts in the CHDK script emulator.

• CHDK LUA local keypad

> Execute Lua scripts in the CHDK script emulator with virtual keyboard and display. > GUI keypad usage:

         shortcut    | description
     ---------------------------------
     [CTRL]+[UP]     | button UP
     [CTRL]+[DOWN]   | button DOWN
     [CTRL]+[RIGHT]  | button RIGHT
     [CTRL]+[LEFT]   | button LEFT
     [CTRL]+[ENTER]  | button FUNC/SET
     [CTRL]+[h]      | button SHOOT HALF
     [CTRL]+[s]      | button SHOOT FULL
     [CTRL]+[v]      | button VIDEO
     [CTRL]+[+]      | button ZOOM IN
     [CTRL]+[-]      | button ZOOM OUT
     [CTRL]+[m]      | button MENU
     [CTRL]+[d]      | button DISP.
     [CTRL]+[1]      | button RC1
     [CTRL]+[2]      | button RC2
     [CTRL]+[3]      | button RC3
     [CTRL]+[4]      | button RC4
     [F2]            | toggle LCD width
     [F3]            | LCD width 360 px
     [F4]            | LCD width 480 px
     [ESC]           | EXIT - break runnig script and close keypad

     context menu:
     "LCD Width" ------+-- "LCD 360 px"
                       +-- "LCD 480 px"

     "Code Page" ------+-- "1250"
                       +-- "1251"
                       +-- "1252"
                       +-- "1253"
                       +-- "1254"
                       +-- "1257"

     "GUI Close Type" -+-- "On Exit Script"
                       +-- "After 10 Seconds"
                       +-- "On Lost Focus"
     "Exit"

• CHDK LUA remote

> Transferring files to the camera and run Lua scripts on the camera.

> The Lua command set_record() can be used despite PTP connection.

• CHDK LUA remote output

> The same as "CHDK LUA remote".

> In addition, the outputs of the script console output to the Notepad++ console at script end.

> Scripts will run a bit slower compared to "LUA CHDK remote".

• CHDK PTP

> Processing of PTP commands with chdkptp. Command list under "hostlua\bin\chdkptp_USAGE.TXT" or usage.txt.

Usage

• Open a CHDK Lua file in Notepad++.
• Start console command in Notepad++ menu "Macro"
• Repeat last console command: CTRL+F6

Links

• Discussion about this project (German): http://forum.chdk-treff.de/viewtopic.php?f=7&t=2973
• Discussion about Lua development environments: http://chdk.setepontos.com/index.php?topic=2929.0