projects
/
libam7xxx.git
/ blobdiff
summary
|
shortlog
|
log
|
commit
|
commitdiff
|
tree
raw
|
inline
| side by side
am7xxx: pass the context to add_new_device() and find_device()
[libam7xxx.git]
/
src
/
am7xxx.h
diff --git
a/src/am7xxx.h
b/src/am7xxx.h
index
7330925
..
b6a2a9a
100644
(file)
--- a/
src/am7xxx.h
+++ b/
src/am7xxx.h
@@
-4,7
+4,7
@@
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version
3
of the License, or
+ * the Free Software Foundation, either version
2
of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
@@
-19,79
+19,61
@@
#ifndef __AM7XXX_H
#define __AM7XXX_H
#ifndef __AM7XXX_H
#define __AM7XXX_H
-#include <stdint.h>
-#include <libusb-1.0/libusb.h>
-
#ifdef __cplusplus
extern "C" {
#endif
#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_context;
+typedef struct _am7xxx_context am7xxx_context;
+
+struct _am7xxx_device;
+typedef struct _am7xxx_device am7xxx_device;
typedef enum {
AM7XXX_IMAGE_FORMAT_JPEG = 1,
typedef enum {
AM7XXX_IMAGE_FORMAT_JPEG = 1,
+ AM7XXX_IMAGE_FORMAT_NV12 = 2,
} am7xxx_image_format;
typedef enum {
} 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;
} am7xxx_power_mode;
-struct am7xxx_image_header {
- uint32_t format;
- uint32_t width;
- uint32_t height;
- uint32_t image_size;
-};
+int am7xxx_init(am7xxx_context **ctx);
-struct am7xxx_power_header {
- uint32_t power_low;
- uint32_t power_mid;
- uint32_t power_high;
-};
-
-/*
- * 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
- */
+void am7xxx_shutdown(am7xxx_context *ctx);
-struct am7xxx_header {
- uint32_t packet_type;
- uint8_t unknown0;
- uint8_t header_data_len;
- uint8_t unknown2;
- uint8_t unknown3;
- union {
- struct am7xxx_image_header image;
- struct am7xxx_power_header power;
- } header_data;
-};
+int am7xxx_open_device(am7xxx_context *ctx,
+ am7xxx_device **dev,
+ unsigned int device_index);
-
am7xxx_device am7xxx_init(void
);
+
int am7xxx_close_device(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,
am7xxx_image_format format,
unsigned int width,
unsigned int height,
- u
int8_t
*image,
+ u
nsigned char
*image,
unsigned int size);
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
#ifdef __cplusplus
}
#endif