Git commit c956dffcb25453ea0a6abab0f5380cbbe4881aa8 by Gilles Caulier. Committed on 22/08/2016 at 14:11. Pushed by cgilles into branch 'master'.
add new chapter about bqm + some description about Batch Raw Conversion A +86 -0 digikam/bqm-rawconverter.docbook M +18 -0 digikam/index.docbook http://commits.kde.org/digikam-doc/c956dffcb25453ea0a6abab0f5380cbbe4881aa8 diff --git a/digikam/bqm-rawconverter.docbook b/digikam/bqm-rawconverter.docbook new file mode 100644 index 0000000..bfec296 --- /dev/null +++ b/digikam/bqm-rawconverter.docbook @@ -0,0 +1,86 @@ +<sect2> <title>Raw Image Convertion</title> + +<sect3><title>Introduction to Raw Converter</title> + +<para> +With the Batch Queue Manager, you can import/convert your images stored in +<emphasis>RAW format</emphasis> to a target formats as (<guilabel>JPEG</guilabel>, +<guilabel>TIFF</guilabel>, or <guilabel>PNG</guilabel>). +</para> + +<para>There are ome considerations before your convert, and even before you shoot +in raw format. RAW image file formats keep the original information of the exposure +supposedly without loss (when compressed, they use reversible, lossless compressions +algorithms). Many photographers prefer to take their picture in RAW mode because +the camera's built-in conversion program is often of lesser quality than what +you can achieve with digital image processing. The whitebalance of the digital +camera is registered but not applied to the image. Some CMOS CCD's create four +types of color filter data: RGBG, Red, Green, Blue and another Green mask for +contrast enhancement. This tool can take this into account. +</para> + +<para> +The conversion is actually based on <command>libraw</command>. Don't expect to produce the same images +as software provided by the camera vendor but sometimes libraw gives better results. +</para> + +<sect3 id="using-plugin-rawconverter"> +<title>Using Raw Converter</title> + +<para> +Select the RAW files to convert and load them to a dedicate batch queue. +</para> + +<para> +In Batch Queue Manager settings view, you can adjust the available check and value boxes +to optimize the RAW conversion process. The first checkbox indicates to use the camera +settings for white balance. +The essential parameters like brightness, and red/blue amplifier may be adjusted. +If the result is not quite optimal, don't worry, it is always possible to fine-tune +the image later on. +</para> + +<para> +A <guilabel>Four color RGBG</guilabel> conversion can be selected to use contrast +information. (If your camera works in RGB mode, the RGBG setting has no effect). +</para> + +<para>You must choose one output formats to save the conversion result by placing the +target file format convertion tool. The file name will stay the same by default, only the extension changes. +<guilabel>JPEG</guilabel> uses the lossy algorithm and produces the smallest output +file size. In opposite the tagged image format (<guilabel>TIFF</guilabel>) preserves all information of +your image while using lossless LZW compression. +</para> + +<tip><para> +If you intend to work a lot on your images or if it is likely that you have to +reuse it later on, then don't use <guilabel>JPEG</guilabel> format because it +allows a limited number of operations before it deterioates visibly. +<guilabel>TIFF</guilabel> and <guilabel>PNG</guilabel> are better suited to keep +the original data. +</para></tip> + +<note><para> +If you choose <guilabel>JPEG</guilabel>, or <guilabel>TIFF</guilabel>, or <guilabel>PNG</guilabel> as the <guilabel>Save Format</guilabel> then the meta-data included in RAW file will be included in the target +files as Exif information. +</para></note> + +<para> +When you have finished to setup the queue, click the <guibutton>Process</guibutton> button to start the +conversion. If you want abort image conversion, press the <guibutton>Abort</guibutton> +button. +</para> + +<!-- TODO : add a screenshot of BQM RAW conversion in action --> + +</sect3> + +</sect2> + +<!-- +Local Variables: +mode: sgml +sgml-omittag: nil +sgml-shorttag: t +End: +--> diff --git a/digikam/index.docbook b/digikam/index.docbook index 49cd8d8..e7e2d9b 100644 --- a/digikam/index.docbook +++ b/digikam/index.docbook @@ -2387,6 +2387,24 @@ Fun stuff </chapter> +<!-- ******** BQM ********************************************************** --> + +<chapter id="batch-queue-manager"> <title>The Batch Queue Manager</title> + + <sect1 id="using-bqm"> <title>Introduction to Batch Queue Manager</title> + <anchor id="bqm.anchor"/> + + <sect2 id="bqm-window"> <title>The Batch Queue Manager Window</title> + <para> + TODO + </para> + + </sect2> + + </sect1> + +</chapter> + <!-- ******** MISC TOOLS *************************************************** --> &doc-tool-acquireimages;
