Playbox QCBOX User Manual

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QCBOX USER MANUAL

This guide explains how to use the basic functionalities of the QCBox v 1.2.

www.playboxtechnology.com

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Page 1 QCBOX USER MANUAL This guide explains how to use the basic functionalities of the QCBox v 1.2. www.playboxtechnology.com...
Page 2: Legal Notice
PlayBox Technology UK Ltd. The software, described in this manual, is owned by PlayBox Technology UK Ltd. It is protected by Copyright Law of England and Wales, as well as by international copyright treaties, and may be used or copied only in accordance with the license agreement.
Page 3: Table Of Contents
WHAT ACTUALLY HAPPENS IN AIRBOX WHEN NORMALIZING? ...................................... 16 PLAYBOX WORKFLOW ....................................................16 OVERVIEW ........................................................... 16 HOW TO APPLY THE NECESSARY SETTINGS? ............................................17 Adjusting QCBox ................................. 17 Adjusting AirBox ................................ 18 APPENDIX – Formula for Success (%) in QCBox ........................19 SAMPLE METADATA FILE....................................................20...
Page 4: Preface
Your opinion about our product is an exceptionally valuable source of information for us. The ease of working with the PlayBox products results mainly from the suggestions and comments of our current respected customers. This manual is structured into several sequential chapters, each aiming to ease the installation, fine tuning, and use of our products. We hope that you will enjoy working with it, and we are anxiously looking forward to receiving your feedback.
Page 5: Style Conventions
Style Conventions • File names, software, documents or terms are written in italics The data is written in the settings.ini file. ▪ The file is located in C:\Program Files\DMT\AirBox ▪ For further information read Shortcuts reference book. ▪ The VTR is controlled via RS-422. ▪...
Page 6: Getting Started
GETTING STARTED QCBox is a quality control tool, intended to guarantee the successful playout of media files in AirBox. QCBox checks directories, playlists or sets of files. Content verifications include loudness measurement and/or detection of missing audio/video samples. QCBox stores quality data about each checked media file to an *.mtd...
Page 7: User Interface
Media files Test log THE QCBOX TOOLBAR The QCBox Toolbar provides quick access to important QCBox functionalities. Icons on the toolbar match some of the commands, available on the Menu bar. New QCT Source (Folder) – select a folder with media files for tests.
Page 8: The Files Set
TEST LOG The Test Log at the bottom of the QCBox window displays a list of test statuses and results for all tested files. Each tested file is described with three entries, on separate rows. The beginning row for each file is colored in blue. The test log also provides information about test start/end time, the name...
Page 9: Menu Bar
Click to clear the test logs at the bottom of the main QCBox window. Clear Files Set and Logs Click to clear all files for testing from the Files set list and all testing logs at the bottom of the main QCBox window. Exit...
Page 10: Settings Menu
Memory settings To limit the number of entries, displayed in the test log at the bottom of the QCBox window, enable the Limited number of messages in the list (recommended) option, and then specify the Maximum number of messages from the spin-box below.
Page 11: Auto Mode
Under Auto restart, check the Enable auto-restart mode checkbox to allow automated application restart at a user-defined period of time. Select the day of week, on which QCBox will be restarted from the drop-own list below. Specify the time of restart from the spin-box to the right.
Page 12: Test Presets
In the field you can tell QCBox how to act when media info is missing from a certain file. It can send a result of 0 or 100 %. The calculation of the result (Success %) is described in details in the dedicated Appendix.
Page 13 Be aware that QCBox stores information for files that have already been checked with a certain Test preset. These files are recognized by their name and QCBox verifies if the files checked are the same (i.e., the file is not a different one but with the same name) by checking its size in bytes. Thus, if for any Calculate CRC...
Page 14 The general idea of this test is to check whether the respective audio / video samples overlap or if there is a gap between them. QCBox performs this test with 100-nanosecond unit accuracy. The parameters that you can define are described below:...
Page 15: Tests Menu
Start Stop It contains two commands: - for starting or preventing the content verification process. HELP MENU Here is the “About” box of the QCBox module. It contains useful information such as: module version, WIBU Box number, mode, registration, etc.
Page 16: Audio Levels Normalizing
(by recommendation: -1 dB) will cause skipping the playback of such source. PLAYBOX WORKFLOW Loading playlist ▪ Reading the *.MTD file, created by the QCBox tool for reference ▪ Reading the relevant audio metadata values, described into it ▪ Based on the loudness metadata, AirBox performs a correction of the audio in order to reach the referent – 23 LUFS (-24 LUFS for US). The ▪...
Page 17: How To Apply The Necessary Settings
QCBox is a quality control tool intended to guarantee the successful playout of AirBox media files. QCBox is checking sets of files, playlists or separate directories. Performing content verification can be loudness-related as well as concerning missing audio or video media samples. It stores quality data descriptions into a .*MTD file, corresponding to each media file checked.
Page 18: Adjusting Airbox
(playlist clip). Let’s get back to QCBox. ✓ Go to the File menu or use the Toolbar to define a QCT source for testing. The Source can be an entire folder or set of files, an AirBox playlist (*.ply file) or a text file.
Page 19: Appendix - Formula For Success (%) In Qcbox
APPENDIX – Formula for Success (%) in QCBox Success in %, as displayed in the image below, is equal to the Result from the GeneralMediaInfo tag from the *.mtd file. For reference, please, check the example *.mtd file, displayed below The Result from the GeneralMediaInfo tag is a multiplication of the Result from the MediaInfoCheck tag (it is a common test) by the Result from test tags (this is the results from the selected preset).
Page 20: Sample Metadata File
SAMPLE METADATA FILE <?xml version="1.0" encoding="UTF-8" ?> <MediaMetadata> <GeneralMediaInfo> <Size>1911961088</Size> <DateModified>13.06.2013/13:37:09.684</DateModified> <PartCheckSum>E6670C9A</PartCheckSum> <FullCheckSum>157C6A2C</FullCheckSum> <Checked>true</Checked> <CheckerVersion>1.0</CheckerVersion> <Result>16.20</Result> <MinResult>16.20</MinResult> <Timestamp>18.10.2013/14:29:52.959</Timestamp> </GeneralMediaInfo> <Tests> <CommonTests> <MediaInfoCheck> <Timestamp>18.10.2013/14:29:52.918</Timestamp> <Result>100.00</Result> </MediaInfoCheck> </CommonTests> <Test> <Id>{D7D0EC7C-1433-4253-AF83-A520520B641C}</Id> <Instance>1</Instance> <Name>Missing media samples</Name> <MajorMediaType>{73647561-0000-0010-8000-00AA00389B71}</MajorMediaType> <MajorMediaTypeName>Audio</MajorMediaTypeName> <TestVersion>1.0</TestVersion> <Timestamp>18.10.2013/14:29:47.296</Timestamp> <Weight>1</Weight> <Result>100.00</Result> <TestRunParameters> <RunParam Name="Minimum allowed media sample duration (x 100 ns)"...
Page 21 <Id>{1D7878C6-C230-4809-BFC8-166270220096}</Id> <Instance>1</Instance> <Name>Color frames detection</Name> <MajorMediaType>{73646976-0000-0010-8000-00AA00389B71}</MajorMediaType> <MajorMediaTypeName>Video</MajorMediaTypeName> <TestVersion>1.0</TestVersion> <Timestamp>18.10.2013/14:29:52.831</Timestamp> <Weight>1</Weight> <Result>100.00</Result> <TestRunParameters> <RunParam Name="3.6. Measurement time interval - MTI (ms)" Value="10000" /> <RunParam Name="1.4. Percent of pixels with given color (0.00 - 100.00)" Value="95.00" /> <RunParam Name="2.6. Measurement time interval - MTI (ms)"...
Page 22 <Id>{42BBE99B-384C-4A9C-B73D-D42B7522D1C4}</Id> <Instance>1</Instance> <Name>Missing media samples</Name> <MajorMediaType>{73646976-0000-0010-8000-00AA00389B71}</MajorMediaType> <MajorMediaTypeName>Video</MajorMediaTypeName> <TestVersion>1.0</TestVersion> <Timestamp>18.10.2013/14:29:52.868</Timestamp> <Weight>1</Weight> <Result>100.00</Result> <TestRunParameters> <RunParam Name="Minimum allowed media sample duration (x 100 ns)" Value="160000" /> <RunParam Name="Total number of allowed errors (-1 means unlimited)" Value="10" /> <RunParam Name="Maximum allowed time gap (x 100 ns)"...