I have two webcams, internal and external. [pix_video] detects only one webcam, and it grabs always external one, but very very occasionally the internal one.(I can't choose it) Using multiple webcams works on Linux, but not on macbook. Any idea?

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Macbook Pro mid 2010 15”

Mac OS X 10.9.5

Pd 0.46-7

Gem 0.93.3 (compiled: Jan 24 2013)

Macbook Internal Webcam, Microsoft HD-3000(USB)

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deken-plugin.tcl (Pd externals search) in /Users/akntk/Library/Pd/deken-plugin loaded.

Platform detected: Darwin-x86_64-32bit

Image loading support: QT SGI

[pix_video]: backend #0='Darwin' : darwin dv iidc analog 

[pix_video]: backend #0='Darwin' : darwin dv iidc analog 

SGSetChannelDevice returned error 704

could not set SG Rect 

SGSetChannelDevice returned error 704

SGSetChannelDeviceInput returned error 709

could not set SG Rect 

GemWinCreateMac: newDspyCnt 2

GemWinCreateMac: display 0 width 1680 height 1050 origin.x 0 origin.y 0

GemWinCreateMac: display 1 width 800 height 600 origin.x 1680 origin.y 0