typedef libusb_device_handle *am7xxx_device;
typedef enum {
- AM7XXX_PACKET_TYPE_INIT = 0x01,
+ AM7XXX_PACKET_TYPE_DEVINFO = 0x01,
AM7XXX_PACKET_TYPE_IMAGE = 0x02,
AM7XXX_PACKET_TYPE_POWER = 0x04,
AM7XXX_PACKET_TYPE_UNKNOWN = 0x05,
} am7xxx_image_format;
typedef enum {
- AM7XXX_POWER_OFF = 0,
- AM7XXX_POWER_LOW = 1,
- AM7XXX_POWER_MID = 2,
- AM7XXX_POWER_HIGH = 3,
+ AM7XXX_POWER_OFF = 0,
+ AM7XXX_POWER_LOW = 1,
+ AM7XXX_POWER_MIDDLE = 2,
+ AM7XXX_POWER_HIGH = 3,
+ AM7XXX_POWER_TURBO = 4,
} am7xxx_power_mode;
struct am7xxx_generic_header {
uint32_t field3;
};
+struct am7xxx_devinfo_header {
+ uint32_t native_width;
+ uint32_t native_height;
+ uint32_t unknown0;
+ uint32_t unknown1;
+};
+
struct am7xxx_image_header {
uint32_t format;
uint32_t width;
};
struct am7xxx_power_header {
- uint32_t power_low;
- uint32_t power_mid;
- uint32_t power_high;
+ uint32_t bit2;
+ uint32_t bit1;
+ uint32_t bit0;
};
/*
uint8_t unknown3;
union {
struct am7xxx_generic_header data;
+ struct am7xxx_devinfo_header devinfo;
struct am7xxx_image_header image;
struct am7xxx_power_header power;
} header_data;
void am7xxx_shutdown(am7xxx_device dev);
+int am7xxx_get_device_info(am7xxx_device dev,
+ unsigned int *native_width,
+ unsigned int *native_height,
+ unsigned int *unknown0,
+ unsigned int *unknown1);
+
int am7xxx_send_image(am7xxx_device dev,
am7xxx_image_format format,
unsigned int width,
uint8_t *image,
unsigned int size);
+/*
+ * NOTE: if we set the mode to AM7XXX_POWER_OFF we can't turn the
+ * display on again by using only am7xxx_set_power_mode().
+ *
+ * Remember to mention that when writing the API doc.
+ */
+int am7xxx_set_power_mode(am7xxx_device dev, am7xxx_power_mode mode);
+
#ifdef __cplusplus
}
#endif