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Commit f4816ca7 authored by Rémi Denis-Courmont's avatar Rémi Denis-Courmont
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v4l2: add automatic power line frequency detection

parent 61994f33
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Showing with 3 additions and 1 deletion
modules/access/v4l2/v4l2.h
View file @ f4816ca7
...@@ -32,6 +32,7 @@ ...@@ -32,6 +32,7 @@
#ifndef V4L2_CTRL_FLAG_VOLATILE /* 3.2 */ #ifndef V4L2_CTRL_FLAG_VOLATILE /* 3.2 */
# warning Please update Video4Linux2 headers! # warning Please update Video4Linux2 headers!
# define V4L2_CTRL_FLAG_VOLATILE 0x0080 # define V4L2_CTRL_FLAG_VOLATILE 0x0080
# define V4L2_CID_POWER_LINE_FREQUENCY_AUTO 3
# define V4L2_STD_G (V4L2_STD_PAL_G|V4L2_STD_SECAM_G) # define V4L2_STD_G (V4L2_STD_PAL_G|V4L2_STD_SECAM_G)
# define V4L2_STD_H (V4L2_STD_PAL_H|V4L2_STD_SECAM_H) # define V4L2_STD_H (V4L2_STD_PAL_H|V4L2_STD_SECAM_H)
# define V4L2_STD_L (V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC) # define V4L2_STD_L (V4L2_STD_SECAM_L|V4L2_STD_SECAM_LC)
......
modules/access/v4l2/video.c
View file @ f4816ca7
...@@ -140,9 +140,10 @@ static const int power_freq_vlc[] = { -1, ...@@ -140,9 +140,10 @@ static const int power_freq_vlc[] = { -1,
V4L2_CID_POWER_LINE_FREQUENCY_DISABLED, V4L2_CID_POWER_LINE_FREQUENCY_DISABLED,
V4L2_CID_POWER_LINE_FREQUENCY_50HZ, V4L2_CID_POWER_LINE_FREQUENCY_50HZ,
V4L2_CID_POWER_LINE_FREQUENCY_60HZ, V4L2_CID_POWER_LINE_FREQUENCY_60HZ,
V4L2_CID_POWER_LINE_FREQUENCY_AUTO,
}; };
static const char *const power_freq_user[] = { N_("Unspecified"), static const char *const power_freq_user[] = { N_("Unspecified"),
N_("Off"), N_("50 Hz"), N_("60 Hz"), N_("Off"), N_("50 Hz"), N_("60 Hz"), N_("Automatic"),
}; };
#define BKLT_COMPENSATE_TEXT N_( "Backlight compensation" ) #define BKLT_COMPENSATE_TEXT N_( "Backlight compensation" )
#define BKLT_COMPENSATE_LONGTEXT N_( "Backlight compensation." ) #define BKLT_COMPENSATE_LONGTEXT N_( "Backlight compensation." )
......
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