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