From 312e73d4838863844e82b536584101c9279b5bdb Mon Sep 17 00:00:00 2001 From: gaillaro Date: Tue, 14 Jun 2005 20:54:51 +0000 Subject: controle de la LED de la webcam --- 2005/i/robert/src/video4linux/video4linux.cc | 18 ++++++++++++++++++ 2005/i/robert/src/video4linux/video4linux.hh | 4 +++- 2 files changed, 21 insertions(+), 1 deletion(-) diff --git a/2005/i/robert/src/video4linux/video4linux.cc b/2005/i/robert/src/video4linux/video4linux.cc index f1ad9e2..70352e9 100644 --- a/2005/i/robert/src/video4linux/video4linux.cc +++ b/2005/i/robert/src/video4linux/video4linux.cc @@ -141,6 +141,24 @@ Video4Linux::wait (int timeout/*-1*/) return fds.wait (timeout); } +/// Set led on/off +void +Video4Linux::setLed (bool on) +{ + struct pwc_leds LED; + if (on) + { + LED.led_on = 100; + LED.led_off = 0; + } + else + { + LED.led_on = 0; + LED.led_off = 0; + } + ioctl(fd_, VIDIOCPWCSLED, &LED); +} + /// Ouvre le périphérique. void Video4Linux::open (const char *dev) diff --git a/2005/i/robert/src/video4linux/video4linux.hh b/2005/i/robert/src/video4linux/video4linux.hh index 4fd9949..f9d1206 100644 --- a/2005/i/robert/src/video4linux/video4linux.hh +++ b/2005/i/robert/src/video4linux/video4linux.hh @@ -42,7 +42,7 @@ class Video4Linux : public ImageReader double bpp_; void *map_; video_mmap mmap_; - + public: /// Constructeur. Video4Linux (const char *dev, int width, int height, @@ -59,6 +59,8 @@ class Video4Linux : public ImageReader void calibrate (void); /// Attend qu'une image soit disponible, retourne true si oui. bool wait (int timeout = -1); + /// Set led on/off + void setLed (bool on); /// Active/désactive la calibration automatique de la luminosité //void setAdaptive (int a); protected: -- cgit v1.2.3