1 #ifndef _LINUX_VIDEO_ENCODER_H 2 #define _LINUX_VIDEO_ENCODER_H 3 4 struct video_encoder_capability { /* this name is too long */ 5 __u32 flags; 6 #define VIDEO_ENCODER_PAL 1 /* can encode PAL signal */ 7 #define VIDEO_ENCODER_NTSC 2 /* can encode NTSC */ 8 #define VIDEO_ENCODER_SECAM 4 /* can encode SECAM */ 9 #define VIDEO_ENCODER_CCIR 16 /* CCIR-601 pixel rate (720 pixels per line) instead of square pixel rate */ 10 int inputs; /* number of inputs */ 11 int outputs; /* number of outputs */ 12 }; 13 14 #define ENCODER_GET_CAPABILITIES _IOR('e', 1, struct video_encoder_capability) 15 #define ENCODER_SET_NORM _IOW('e', 2, int) 16 #define ENCODER_SET_INPUT _IOW('e', 3, int) /* 0 <= input < #inputs */ 17 #define ENCODER_SET_OUTPUT _IOW('e', 4, int) /* 0 <= output < #outputs */ 18 #define ENCODER_ENABLE_OUTPUT _IOW('e', 5, int) /* boolean output enable control */ 19 20 21 #endif 22