Checklist for Smooth Video Playback - Revision history

Behrooz at 15:53, 4 November 2020

2020-11-04T15:53:28Z

← Older revision		Revision as of 15:53, 4 November 2020
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	*Is non-internal feedback active?		*Is non-internal feedback active?

			{{#mpdftags: pagebreak}}

	''Tip:''		''Tip:''
	:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''		:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''

Behrooz: /* MXWendler Mediaserver */

2020-11-04T15:51:16Z

MXWendler Mediaserver

← Older revision		Revision as of 15:51, 4 November 2020
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	*Does the output window have the correct size? Sometimes setting 'unusual' sizes solves stuttering issues, please see [[Windows 7 + ATI + Stuttering Output]] or [[Windows 7 + ATI + Output Window On Wrong Screen]]		*Does the output window have the correct size? Sometimes setting 'unusual' sizes solves stuttering issues, please see [[Windows 7 + ATI + Stuttering Output]] or [[Windows 7 + ATI + Output Window On Wrong Screen]]
	*Is non-internal feedback active?		*Is non-internal feedback active?

Behrooz at 15:50, 4 November 2020

2020-11-04T15:50:49Z

← Older revision		Revision as of 15:50, 4 November 2020
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	*Unintended use of multiple GPUs? Be sure you use only one GPU for maximum performance.		*Unintended use of multiple GPUs? Be sure you use only one GPU for maximum performance.
	*Do all monitors and projectors share a common framerate?		*Do all monitors and projectors share a common framerate?

			{{#mpdftags: pagebreak}}

Behrooz: /* MXWendler Mediaserver */

2020-02-05T14:44:49Z

MXWendler Mediaserver

← Older revision		Revision as of 14:44, 5 February 2020
Line 39:		Line 39:
	''Tip:''		''Tip:''
	:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''		:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''
	:''Lower the rendering size ( '''Settings->Output Window->Rendering Size''' )''		:''Lower the rendering size ( '''Settings → Output Window → Rendering Size''' )''

	=== System ===		=== System ===

Behrooz: /* MXWendler Mediaserver */

2020-02-05T14:42:33Z

MXWendler Mediaserver

← Older revision		Revision as of 14:42, 5 February 2020
Line 39:		Line 39:
	''Tip:''		''Tip:''
	:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''		:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''
	:''Lower the rendering size ( '''Settings->Output Window->Rendering Size''')''		:''Lower the rendering size ( '''Settings->Output Window->Rendering Size''' )''

	=== System ===		=== System ===

Behrooz: /* MXWendler Mediaserver */

2020-02-05T14:42:20Z

MXWendler Mediaserver

← Older revision		Revision as of 14:42, 5 February 2020
Line 39:		Line 39:
	''Tip:''		''Tip:''
	:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''		:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''
	:''Lower the rendering size (Settings->Output Window->Rendering Size)''		:''Lower the rendering size ( '''Settings->Output Window->Rendering Size''')''

	=== System ===		=== System ===

Behrooz at 14:41, 5 February 2020

2020-02-05T14:41:48Z

← Older revision		Revision as of 14:41, 5 February 2020
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	Tip:		''Tip:''
	*Lower the footage resolution ( Resolution is important. File size and clip length does not matter )		:''Lower the footage resolution ( Resolution is important. File size and clip length does not matter )''
	*Lower the rendering size (Settings->Output Window->Rendering Size)		:''Lower the rendering size (Settings->Output Window->Rendering Size)''

	=== System ===		=== System ===

Behrooz at 14:40, 5 February 2020

2020-02-05T14:40:54Z

Behrooz at 14:16, 5 February 2020

2020-02-05T14:16:00Z

← Older revision		Revision as of 14:16, 5 February 2020
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	== General ==		=== General ===

	Creating smooth video playback is a challenging task, where many performance factors interact. Video is a data flow and every component in the chain must be able to match the current stream and do its task.		Creating smooth video playback is a challenging task, where many performance factors interact. Video is a data flow and every component in the chain must be able to match the current stream and do its task.

	== Content ==		=== Content ===

	The footage itself is important, too. You cannot smoothly playback a jerky video file. With 'objects' we mean visible objects in the video frames like eg. text letters.		The footage itself is important, too. You cannot smoothly playback a jerky video file. With 'objects' we mean visible objects in the video frames like eg. text letters.
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	# Upscaling the footage in the output. Movements look jerkier when they are maximized.		# Upscaling the footage in the output. Movements look jerkier when they are maximized.

	== Codec/Media/Compression ==		=== Codec/Media/Compression ===

	# Use of too much lossless video media like eg. lossless image sequences?		# Use of too much lossless video media like eg. lossless image sequences?
	# Oversized footage resolution: do not use a resolution larger than visible		# Oversized footage resolution: do not use a resolution larger than visible

	== MXWendler Mediaserver ==		=== MXWendler Mediaserver ===

	The settings are project-specific, so there is not general 'good' or 'bad'. But these settings and media facts have an influence on the video framerate		The settings are project-specific, so there is not general 'good' or 'bad'. But these settings and media facts have an influence on the video framerate
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	# Lower the rendering size (Settings->Output Window->Rendering Size)		# Lower the rendering size (Settings->Output Window->Rendering Size)

	== System ==		=== System ===

	Check:		Check:

Admin: /* MXWendler Mediaserver */

2019-03-07T09:43:37Z

MXWendler Mediaserver

← Older revision		Revision as of 09:43, 7 March 2019
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	Check:		Check:
	# Does the framerate match the footage framerate? Check this article [[Video Codecs]]		# Does the framerate match the footage framerate? Check this article [[Video Codecs]]
			# Is an audio input device active? Without audio input device, the software uses the system clock, which has a much lower precision.
	# Does the framerate match the footage framerate during playback? Check the framerate by moving the mouse to the left of the UI window, the current framerate will be visible in the bottom left of the window		# Does the framerate match the footage framerate during playback? Check the framerate by moving the mouse to the left of the UI window, the current framerate will be visible in the bottom left of the window
	# Is the vertical sync active? Check for vertical sync in drivers, too. Turn it off for more motion smoothnes.		# Is the vertical sync active? Check for vertical sync in drivers, too. Turn it off for more motion smoothnes.

← Older revision		Revision as of 14:40, 5 February 2020
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	Good:		Good:
	# Constant object motion		*Constant object motion
	# Slow object motion ( Without blur: max. 1-2 pixels per frame. This is very important for text scrolling. )		*Slow object motion ( Without blur: max. 1-2 pixels per frame. This is very important for text scrolling. )
	# Objects with soft edges ( This is very important for text scrolling. )		*Objects with soft edges ( This is very important for text scrolling. )
	# Motion blur		*Motion blur
	# Downscaling the footage in the output. Movements look smoother when they are minimized.		*Downscaling the footage in the output. Movements look smoother when they are minimized.

	Bad		Bad
	# Jerky object movement		*Jerky object movement
	# Fast object movement with hard edges and no motion blur		*Fast object movement with hard edges and no motion blur
	# Upscaling the footage in the output. Movements look jerkier when they are maximized.		*Upscaling the footage in the output. Movements look jerkier when they are maximized.

	=== Codec/Media/Compression ===		=== Codec/Media/Compression ===

	# Use of too much lossless video media like eg. lossless image sequences?		*Use of too much lossless video media like eg. lossless image sequences?
	# Oversized footage resolution: do not use a resolution larger than visible		*Oversized footage resolution: do not use a resolution larger than visible

	=== MXWendler Mediaserver ===		=== MXWendler Mediaserver ===
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	Check:		Check:
	# Does the framerate match the footage framerate? Check this article [[Video Codecs]]		*Does the framerate match the footage framerate? Check this article [[Video Codecs]]
	# Is an audio input device active? Without audio input device, the software uses the system clock, which has a much lower precision.		*Is an audio input device active? Without audio input device, the software uses the system clock, which has a much lower precision.
	# Does the framerate match the footage framerate during playback? Check the framerate by moving the mouse to the left of the UI window, the current framerate will be visible in the bottom left of the window		*Does the framerate match the footage framerate during playback? Check the framerate by moving the mouse to the left of the UI window, the current framerate will be visible in the bottom left of the window
	# Is the vertical sync active? Check for vertical sync in drivers, too. Turn it off for more motion smoothnes.		*Is the vertical sync active? Check for vertical sync in drivers, too. Turn it off for more motion smoothnes.
	# Does the output window have the correct size? Sometimes setting 'unusual' sizes solves stuttering issues, please see [[Windows 7 + ATI + Stuttering Output]] or [[Windows 7 + ATI + Output Window On Wrong Screen]]		*Does the output window have the correct size? Sometimes setting 'unusual' sizes solves stuttering issues, please see [[Windows 7 + ATI + Stuttering Output]] or [[Windows 7 + ATI + Output Window On Wrong Screen]]
	# Is non-internal feedback active?		*Is non-internal feedback active?


	Tip:		Tip:
	# Lower the footage resolution ( Resolution is important. File size and clip length does not matter )		*Lower the footage resolution ( Resolution is important. File size and clip length does not matter )
	# Lower the rendering size (Settings->Output Window->Rendering Size)		*Lower the rendering size (Settings->Output Window->Rendering Size)

	=== System ===		=== System ===

	Check:		Check:
	# Is the correct GPU in use? Many systems have more than one GPU. The onboard graphics usually offers the least performance. Using the onboard connector involves and restricts to the onboard GPU.		*Is the correct GPU in use? Many systems have more than one GPU. The onboard graphics usually offers the least performance. Using the onboard connector involves and restricts to the onboard GPU.
	# Unintended use of multiple GPUs? Be sure you use only one GPU for maximum performance.		*Unintended use of multiple GPUs? Be sure you use only one GPU for maximum performance.
	# Do all monitors and projectors share a common framerate?		*Do all monitors and projectors share a common framerate?