X-Git-Url: https://git.ao2.it/libam7xxx.git/blobdiff_plain/ad32c9df36e8ec1c5b336bdad10ae771298b4d39..d9b0524a108bb57ecc5e05fde9077c5cc5c3c077:/src/am7xxx.h diff --git a/src/am7xxx.h b/src/am7xxx.h index 6847796..5367145 100644 --- a/src/am7xxx.h +++ b/src/am7xxx.h @@ -19,21 +19,12 @@ #ifndef __AM7XXX_H #define __AM7XXX_H -#include -#include - #ifdef __cplusplus extern "C" { #endif -typedef libusb_device_handle *am7xxx_device; - -typedef enum { - AM7XXX_PACKET_TYPE_INIT = 0x01, - AM7XXX_PACKET_TYPE_IMAGE = 0x02, - AM7XXX_PACKET_TYPE_POWER = 0x04, - AM7XXX_PACKET_TYPE_UNKNOWN = 0x05, -} am7xxx_packet_type; +struct _am7xxx_device; +typedef struct _am7xxx_device am7xxx_device; typedef enum { AM7XXX_IMAGE_FORMAT_JPEG = 1, @@ -48,64 +39,21 @@ typedef enum { AM7XXX_POWER_TURBO = 4, } am7xxx_power_mode; -struct am7xxx_generic_header { - uint32_t field0; - uint32_t field1; - uint32_t field2; - uint32_t field3; -}; - -struct am7xxx_image_header { - uint32_t format; - uint32_t width; - uint32_t height; - uint32_t image_size; -}; - -struct am7xxx_power_header { - uint32_t bit2; - uint32_t bit1; - uint32_t bit0; -}; - -/* - * Examples of packet headers: - * - * Image header: - * 02 00 00 00 00 10 3e 10 01 00 00 00 20 03 00 00 e0 01 00 00 53 E8 00 00 - * - * Power header: - * 04 00 00 00 00 0c ff ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 - */ - -/* The header size on the wire is known to be always 24 bytes, regardless of - * the memory configuration enforced by different architechtures or compilers - * for struct am7xxx_header - */ -#define AM7XXX_HEADER_WIRE_SIZE 24 - -struct am7xxx_header { - uint32_t packet_type; - uint8_t unknown0; - uint8_t header_data_len; - uint8_t unknown2; - uint8_t unknown3; - union { - struct am7xxx_generic_header data; - struct am7xxx_image_header image; - struct am7xxx_power_header power; - } header_data; -}; +am7xxx_device *am7xxx_init(void); -am7xxx_device am7xxx_init(void); +void am7xxx_shutdown(am7xxx_device *dev); -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, +int am7xxx_send_image(am7xxx_device *dev, am7xxx_image_format format, unsigned int width, unsigned int height, - uint8_t *image, + unsigned char *image, unsigned int size); /* @@ -114,7 +62,7 @@ int am7xxx_send_image(am7xxx_device dev, * * Remember to mention that when writing the API doc. */ -int am7xxx_set_power_mode(am7xxx_device dev, am7xxx_power_mode mode); +int am7xxx_set_power_mode(am7xxx_device *dev, am7xxx_power_mode mode); #ifdef __cplusplus }