GMU:Dataflow/Jam session/Kei Kitamura - Revision history

Miga at 13:43, 3 July 2017

2017-07-03T13:43:54Z

← Older revision		Revision as of 13:43, 3 July 2017
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	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>

			==Photos==
			<gallery>
			File:Maria_IMG_1107.JPG
			File:Maike_IMG_20170401_212748564.jpg
			</gallery>

Kei kitamura at 06:29, 31 March 2017

2017-03-31T06:29:46Z

← Older revision		Revision as of 06:29, 31 March 2017
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	<br>		<br>

	==~~File~~==		==Files==
	The max patch can be downloaded from here;<br>		The max patch can be downloaded from here;<br>
	[[Media:Pixel_sampling_test_02.maxpat]]<br>		[[Media:Pixel_sampling_test_02.maxpat]]<br>
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	6.Composition<br>		6.Composition<br>
	[[File: KK_dataflow_step3.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_step3.png\|200px\|thumb\|left]]<br>
	Layers are composited with "~~alpha blend~~" node, so that the background video can be seen in the transparent area of upper layers.<br>		Layers are composited with "jit.alphablend" node, so that the background video can be seen in the transparent area of upper layers.<br>
	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>

Kei kitamura at 06:28, 31 March 2017

2017-03-31T06:28:48Z

← Older revision		Revision as of 06:28, 31 March 2017
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	<br>		<br>
	4.Chroma key<br>		4.Chroma key<br>
	[[File: KK_dataflow_step4.png\|200px\|thumb\|left]][[File: ~~KK_chromakey~~.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_step4.png\|200px\|thumb\|left]][[File: KK_dataflow_chromakey.png\|200px\|thumb\|left]]<br>
	The alpha channel of noise map is assigned for the alpha channel of a video from webcam.<br>		The alpha channel of noise map is assigned for the alpha channel of a video from webcam.<br>
	Now the video is partially transparent.<br>		Now the video is partially transparent.<br>
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	<br>		<br>
	5.Transformation<br>		5.Transformation<br>
	[[File: KK_dataflow_step5.png\|200px\|thumb\|left]][[File: ~~KK_dataflow_chromakey~~.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_step5.png\|200px\|thumb\|left]][[File: KK_dataflow_offset.png\|200px\|thumb\|left]]<br>
	Final composition consists of a original video as a background, and two edited layer with external alpha channel.<br>		Final composition consists of a original video as a background, and two edited layer with external alpha channel.<br>
	To deform the video, the edited two layer must be transformed.<br>		To deform the video, the edited two layer must be transformed.<br>
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	==Result==		==Result==
	~~[[File: KK_dataflow_offset.png\|200px\|thumb\|left]]<br>~~
	[[File: KK_dataflow_overview.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_overview.png\|200px\|thumb\|left]]<br>
	[[File: KK_dataflow_result.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_result.png\|200px\|thumb\|left]]<br>
	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>

Kei kitamura: /* Methods */

2017-03-31T06:27:03Z

Methods

← Older revision		Revision as of 06:27, 31 March 2017
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	To deform the video, the edited two layer must be transformed.<br>		To deform the video, the edited two layer must be transformed.<br>
	In this case, scale and offset is varied.<br>		In this case, scale and offset is varied.<br>
			<br style="clear:both;">
			<br>
			6.Composition<br>
			[[File: KK_dataflow_step3.png\|200px\|thumb\|left]]<br>
			Layers are composited with "alpha blend" node, so that the background video can be seen in the transparent area of upper layers.<br>
	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>

Kei kitamura at 06:20, 31 March 2017

2017-03-31T06:20:59Z

← Older revision		Revision as of 06:20, 31 March 2017
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	<br>		<br>
	4.Chroma key<br>		4.Chroma key<br>
			[[File: KK_dataflow_step4.png\|200px\|thumb\|left]][[File: KK_chromakey.png\|200px\|thumb\|left]]<br>
	The alpha channel of noise map is assigned for the alpha channel of a video from webcam.<br>		The alpha channel of noise map is assigned for the alpha channel of a video from webcam.<br>
	Now the video is partially transparent.<br>		Now the video is partially transparent.<br>
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	<br>		<br>
	5.Transformation<br>		5.Transformation<br>
			[[File: KK_dataflow_step5.png\|200px\|thumb\|left]][[File: KK_dataflow_chromakey.png\|200px\|thumb\|left]]<br>
	Final composition consists of a original video as a background, and two edited layer with external alpha channel.<br>		Final composition consists of a original video as a background, and two edited layer with external alpha channel.<br>
	To deform the video, the edited two layer must be transformed.<br>		To deform the video, the edited two layer must be transformed.<br>
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	==Result==		==Result==
	~~[[File: KK_chromakey.png\|200px\|thumb\|left]]<br>~~
	~~[[File: KK_dataflow_chromakey.png\|200px\|thumb\|left]]<br>~~
	[[File: KK_dataflow_offset.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_offset.png\|200px\|thumb\|left]]<br>
	[[File: KK_dataflow_overview.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_overview.png\|200px\|thumb\|left]]<br>

Kei kitamura: /* Methods */

2017-03-31T06:12:41Z

Methods

← Older revision		Revision as of 06:12, 31 March 2017
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	<br>		<br>
	5.~~Composition~~<br>		5.Transformation<br>
			Final composition consists of a original video as a background, and two edited layer with external alpha channel.<br>
			To deform the video, the edited two layer must be transformed.<br>
			In this case, scale and offset is varied.<br>
	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>

Kei kitamura: /* Methods */

2017-03-31T06:07:02Z

Methods

← Older revision		Revision as of 06:07, 31 March 2017
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	Next to the video capture part, there are some objects to generate a monochrome nonise texture.<br>		Next to the video capture part, there are some objects to generate a monochrome nonise texture.<br>
	jit.bfg object generates actual noise, and it enables to select several types of noise.<br>		jit.bfg object generates actual noise, and it enables to select several types of noise.<br>
	In this patch, a simplex noise is used, but there is another noise mask using curl noise in this patch.<br>		In this patch, a simplex noise is used, but there is another noise mask using curl noise in this patch to get more complexed result.<br>
	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>
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	<br>		<br>
	4.Chroma key<br>		4.Chroma key<br>
			The alpha channel of noise map is assigned for the alpha channel of a video from webcam.<br>
			Now the video is partially transparent.<br>
			<br style="clear:both;">
			<br>
			5.Composition<br>

			<br style="clear:both;">
			<br>

	==Result==		==Result==

Kei kitamura: /* Methods */

2017-03-31T06:02:31Z

Methods

← Older revision		Revision as of 06:02, 31 March 2017
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			3.Select key color for masking<br>
	[[File: KK_dataflow_step3.png\|200px\|thumb\|left]]<br>		[[File: KK_dataflow_step3.png\|200px\|thumb\|left]]<br>
			You can select a key color for chroma key with a window with red lines.<br>
			Either of black or white part of the noise map is selected, and the selected color becomes transparent.<br>
			The setting of key color is assigned for both two noise textures.<br>
	<br style="clear:both;">		<br style="clear:both;">
	<br>		<br>
			4.Chroma key<br>

	==Result==		==Result==

Kei kitamura at 17:06, 23 March 2017

2017-03-23T17:06:25Z

← Older revision		Revision as of 17:06, 23 March 2017
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	== Concept==		== Concept==
			Flow of graphics<br>
			<br>
	This is an experiment to change the texture of videos.<br>		This is an experiment to change the texture of videos.<br>
	A video of audience, which comes from internal webcam of the computer, is transformed by external variables, which came from other Pure data / max patch. <br>		A video of audience, which comes from internal webcam of the computer, is transformed by external variables, which came from other Pure data / max patch. <br>

Kei kitamura: /* Concept */

2017-03-23T17:00:04Z

Concept

← Older revision		Revision as of 17:00, 23 March 2017
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	This is an experiment to change the texture of videos.<br>		This is an experiment to change the texture of videos.<br>
	A video of audience, which comes from internal webcam of the computer, is transformed by external ~~multiple 2D coordinates~~. <br>		A video of audience, which comes from internal webcam of the computer, is transformed by external variables, which came from other Pure data / max patch. <br>
	The aim of this experiment is to represent a different impression while people see what they usually see in their life, by changing textures.<br>		The aim of this experiment is to represent a different impression while people see what they usually see in their life, by changing textures.<br>
	It is the first step of giving different look of texture by visual effects.<br>		It is the first step of giving different look of texture by visual effects.<br>