Implement am7xxx_get_device_info()

[libam7xxx.git] / src / am7xxx.h

diff --git a/src/am7xxx.h b/src/am7xxx.h
index 6847796..393c53f 100644 (file)
--- a/src/am7xxx.h
+++ b/src/am7xxx.h
@@ -29,7 +29,7 @@ extern "C" {
 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,
@@ -55,6 +55,13 @@ 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;
@@ -92,6 +99,7 @@ struct am7xxx_header {
        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;
@@ -101,6 +109,12 @@ am7xxx_device am7xxx_init(void);
 
 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,