Frame Detect User Manual
Contents
1. 14 Out 00 00 16 12 Frames 59 Frames greater than ran Offset 36718656 Black level TE Frame Value Frame Display Current PTS Exclude window NPT TD HER Static frame detect Enable static frame detection Static frames Frames greater than IFrame details Include offset value Include header value Include GOP value Include frame display value Include PTS value Include NPT value Include frame type value IFrame Offset 37975624 D ArgoNavisTestFiles 1080i_Downtown_CC mpg O pen File Black Frame The results of the Black Frame analysis will include the Mark In and Mark Out of black regions and the IFrame Details within each region The IFrame Details are as follows Offset Number of bytes into the media file where the I Frame exists Header The Type of Header G for GOP Header or F for Frame Header GOP Code The time code at the GOP Header Depending on GOP structure this may or may not be the time code of the frame in question which is given as the Frame Time Code Frame Value The Frame Number in Encode Stream order Frame Display The Frame Number in Display order Current PTS The Video PTS for the I Frame Frame Type The type of frame I B P IDR etc Frame Time Code The time code of the frame Static Frame The results of the Static Frame analysis will include the Mark In and Mark Out of any regions containing Static images S St Vela Frame Detect Application Exiting the Application Unde2. Vela Frame Detect Application Frame Detect User Manual Version 10 0 12 x Vela Frame Detect Application Contents About the Te Media FET ESTE Launching el NN TINN ES tse E se tne ccna ett NEN RNE NINNA Basic PNG Options ENN TN NNN Black H NS FRON Results Black Te SUIS a e EE OEN AE VEEE OE ENEE VEA EE RR ENE tie dl Vela Frame Detect Application About the Frame Detect Application The Frame Detect Application is a file based tool useful for the QC and or the determination of where black frames exist within a media file which can be used to determine the most opportune entry exit points for dynamic ad insertion The results will also include information for I Frames located within the black regions The Frame Detect Application will provide Mark In and Mark Out points for black and or static images and I Frame information faster than real time using the following logical operators set by the user Less Than Flags all occurrences of consecutive frames less than this value in Frames Greater Than Flags all occurrences of consecutive frames greater than this value in Frames Black Level Allows the user to adjust for various levels of black to include exclude areas of fade in out 4 Exclusion Window Allows the user to eliminate areas in pixel coordinates from the black search This is used to eliminate areas that may contain network logos or banners etc Media File Type
3. a For example Greater Than 30 All instances greater than 30 consecutive frames will be returned This setting is useful for finding convenient points for digital program insertion Black Level Determines the level of black to use when searching for black Range is 0 to 100 O is more black 100 is less black 30 is the default Exclude Window The Exclude Window allows you to define areas within the video frame to not include in the black static image search If you have a network logo embedded in the lower right hand corner of the video then black frames will not be detected due to that logo You can exclude the area containing the logo using the x and y pixel coordinates For Example If you have a logo in the lower right hand corner of the frame that is 1920x1080i p you might enter X1 1500 Y1 750 X2 1920 Y2 1080 Rule 1 X1 and Y1 cannot be less than 0 Rule 2 X2 and Y2 cannot be greater than the maximum resolution of the file being checked For example 1920x1080i X1 max 1920 Y1max 1080 1280x720P X 1 max 1280 Y1inax 720 720x480i X1max 720 Y1max 480 544x480i X1 max 544 Y1max 480 If a value is entered that exceeds the maximum or minimum values then the exclude window parameters are not used at all 6 Vela Frame Detect Application Results A Vela Frame Detection File Help Black frame detection Enable black frame detection Black frames F less than ee ate ak In 00 00 14
4. lcome to the Vela Frame Detection application Select any file and then press the Start button to continue 1 Load a file using the Open File button 2 Enter any options such as Less Than Greater Than Black Level etc Use the Exclude Window parameters to exclude areas within a frame from the black or static image search Use this to exclude areas where a network logo or banner may reside etc Select the IFrame Details to include in the results Select Start Black and Static frame timecodes will be displayed in their respective windows The Mark In Mark Out and number of consecutive frames will be returned for each instance DAN that meets the optional settings criteria 8 All I IDR Frames within the Black region will be displayed with the Timecode and Frame Number and IFrame Details Note For static image detection the consecutive images must be EXACTLY the same to trigger a result It is therefore unlikely that sequences such as Color Bars or Title Images that have been encoded from baseband video will trigger a static image result SE Vela Frame Detect Application Options Less Than Limits the results to only those that fit the logical criteria For example Less Than 2 All instances less than two consecutive frames will be returned This setting is useful for finding random black frames Greater Than Limits the results to only those that fit the logical criteri
5. r normal conditions shutdown the application using the windows x button Under abnormal conditions select the Soft Reset option on the Vela Toolbar This will forcibly shutdown all Vela applications and threads and clear the programs from memory Vela Toolbar QA QC Decoder Net Decoder Automation Closed Caption Viewer File Information Verification Frame Detection Media Timeline LKFS Analyzer Playlist Tools SDI Monitor Documentation Vela Frame Detect Application www vela com 5540 Rio Vista Drive Clearwater FL 33760 3107 727 507 5300 Copyright 2014 Vela Research LP All rights reserved Vela is a trademark or registered trademark of Vela Research LP
6. s Supported For black and static image detection only the Frame Detect Application supports Wrappers MPEG2 TS PS ES MXF Quicktime mov MP4 Video Codecs MPEG 2 H 264 XDCAM For black and static image detection WITH I Frame detection the Frame Detect Application supports Wrappers MPEG2 TS PS ES Video Codecs MPEG 2 m Vela Frame Detect Application Launching the Application The application can be launched from the Vela Toolbar shown below which will launch automatically at startup and be positioned on the right hand side of the desktop Vela Toolbar Vela Toolbar QA QC Decoder Net Decoder Automation Closed Caption Viewer File Information Verification Frame Detection Media Timeline LKFS Analyzer Playlist Tools SDI Monitor Documentation Dar Or the application can be launched from the Windows Start menu by selecting the start icon then select All Programs Vela Research Utilities Vela Frame Detect Application Operations W j Vela Frame Detection Black frame detection Enable black frame detection Frames less than Frames greater than Black level Exclude window Static frame detect MH Enable static frame detection Frames greater than IFrame details Include offset value Include header value Include GOP value Include frame display value Include PTS value EJ Include NPT value Include frame type value We
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