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faq [2025/01/02 02:57] – [RAW/MLV: Can't set resolution to Full-HD: "1920 is not possible in current video mode (max 1728)"] Walter Schulzfaq [2025/04/18 21:01] (current) – [How do I record/stream for more than 30 minutes?] Walter Schulz
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   * H.264:   * H.264:
     * There is no flawless way to achieve this but a workaround:     * There is no flawless way to achieve this but a workaround:
-    *  Use [[#id3|`Movie restart`_]], but you will lose a few frames until a new file is created.{{wiki:movie_restart_1.png?20}}+    * Use [[#id3|`Movie restart`_]], but you will lose a few frames until a new file is created {{wiki:movie_restart_1.png?20}}
          
-  * RAW/MLV:    +  * RAW/MLV:
     * Can record continuously until the card gets full (no 30-minute limit).     * Can record continuously until the card gets full (no 30-minute limit).
     * File sizes are huge; you may want to reduce resolution and/or FPS; also use a large card.     * File sizes are huge; you may want to reduce resolution and/or FPS; also use a large card.
-    * exFAT recommended; otherwise, when creating a new 4GB segment, the speed drops a bit and recording may stop. Don't forget to enable ExFat option in MLV menu.{{wiki:Files_4GiB_1.png?20}}+    * ExFAT recommended; otherwise, when creating a new 4GB segment, the speed drops a bit and recording may stop. Don't forget to enable ExFat option in MLV menu.{{wiki:Files_4GiB_1.png?20}}
  
   * External HDMI recorder or HDMI capture device connected to PC + recording software:   * External HDMI recorder or HDMI capture device connected to PC + recording software:
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     * Output is clean, there are no overlays!     * Output is clean, there are no overlays!
  
-(Some new cameras support UVC/UAC: Cam works as webcam via USB without the need of additional software or drivers. Just plug cam into USB port and you are ready to go. Works with Windows, macOS and Linux. +(Some new cameras support UVC/UAC:\\  
-Supported cameras: R1, R5 Mark II, R6 Mark II, R8, R10, R50, PowerShot V10. +Cam works as webcam via USB without the need of additional software or drivers. Just plug cam into USB port and you are ready to go. Works with Windows, macOS and Linux.\\ 
-Resolution should be FHD =1920x1080 in 30 fps)+Supported cameras: R1, R5 Mark II, R6 Mark II, R8, R10, R50, R50 V, PowerShot V1, PowerShot V10.\\ 
 +Resolution should be FHD =1920x1080 in 30 fps. Canon names it "2k". R50 V supports 4k, 30 fps)\\ 
 +UVC=USB Video Class\\ 
 +UAC=USB Audio Class
  
 ===== Will I get better HDMI resolution/bitdepth/... with Magic Lantern? ===== ===== Will I get better HDMI resolution/bitdepth/... with Magic Lantern? =====
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 Press magnify/loupe/zoom button while in liveview screen. Press magnify/loupe/zoom button while in liveview screen.
 On some cams you will find an additional entry "Crop mode" in Movie tab. Despite sharing the name those modes are not identical. On some cams you will find an additional entry "Crop mode" in Movie tab. Despite sharing the name those modes are not identical.
 +
 +===== How to do Open Gate recording with ML? =====
 +
 +You can not!\\
 +
 +Open Gate means\\
 +- Using the whole sensor area\\
 +**AND**\\
 +- Using every pixel in it (as in photo mode without resolution loss by binning/skipping pixels)\\ 
 +**WITH**\\
 +- Reasonable frame rate (24 fps and up)\\
 +
 +Even for an 18 MPixel sensor it would require around 270 Megabyte/s bandwidth which is twice the fastest ML-cam can do. And there are other technical reasons restricting usage of Open Gate within ML supported cams.
 +
 +You may ask why there are people talking about Open Gate with ML if it is impossible? Answer: We don't know. Maybe they use their own definition of "Open Gate".
 ===== How do I get exposure times longer than 30 seconds? ===== ===== How do I get exposure times longer than 30 seconds? =====
  
faq.1735783038.txt.gz · Last modified: 2025/01/02 02:57 by Walter Schulz