WPILibC++
2018.4.1-20180729040223-1137-g011f0ff
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Handle-based interface for C. More...
Classes | |
struct | CS_VideoMode |
Video mode. More... | |
struct | CS_Event |
Listener event. More... | |
Typedefs | |
typedef struct CS_VideoMode | CS_VideoMode |
Video mode. | |
Enumerations | |
enum | CS_StatusValue { CS_PROPERTY_WRITE_FAILED = 2000, CS_OK = 0, CS_INVALID_HANDLE = -2000, CS_WRONG_HANDLE_SUBTYPE = -2001, CS_INVALID_PROPERTY = -2002, CS_WRONG_PROPERTY_TYPE = -2003, CS_READ_FAILED = -2004, CS_SOURCE_IS_DISCONNECTED = -2005, CS_EMPTY_VALUE = -2006, CS_BAD_URL = -2007, CS_TELEMETRY_NOT_ENABLED = -2008 } |
Status values. | |
enum | CS_LogLevel { CS_LOG_CRITICAL = 50, CS_LOG_ERROR = 40, CS_LOG_WARNING = 30, CS_LOG_INFO = 20, CS_LOG_DEBUG = 10, CS_LOG_DEBUG1 = 9, CS_LOG_DEBUG2 = 8, CS_LOG_DEBUG3 = 7, CS_LOG_DEBUG4 = 6 } |
Logging levels. | |
enum | CS_PixelFormat { CS_PIXFMT_UNKNOWN = 0, CS_PIXFMT_MJPEG, CS_PIXFMT_YUYV, CS_PIXFMT_RGB565, CS_PIXFMT_BGR, CS_PIXFMT_GRAY } |
Pixel formats. | |
enum | CS_PropertyKind { CS_PROP_NONE = 0, CS_PROP_BOOLEAN = 1, CS_PROP_INTEGER = 2, CS_PROP_STRING = 4, CS_PROP_ENUM = 8 } |
Property kinds. | |
enum | CS_SourceKind { CS_SOURCE_UNKNOWN = 0, CS_SOURCE_USB = 1, CS_SOURCE_HTTP = 2, CS_SOURCE_CV = 4 } |
Source kinds. | |
enum | CS_HttpCameraKind { CS_HTTP_UNKNOWN = 0, CS_HTTP_MJPGSTREAMER = 1, CS_HTTP_CSCORE = 2, CS_HTTP_AXIS = 3 } |
HTTP Camera kinds. | |
enum | CS_SinkKind { CS_SINK_UNKNOWN = 0, CS_SINK_MJPEG = 2, CS_SINK_CV = 4 } |
Sink kinds. | |
enum | CS_EventKind { CS_SOURCE_CREATED = 0x0001, CS_SOURCE_DESTROYED = 0x0002, CS_SOURCE_CONNECTED = 0x0004, CS_SOURCE_DISCONNECTED = 0x0008, CS_SOURCE_VIDEOMODES_UPDATED = 0x0010, CS_SOURCE_VIDEOMODE_CHANGED = 0x0020, CS_SOURCE_PROPERTY_CREATED = 0x0040, CS_SOURCE_PROPERTY_VALUE_UPDATED = 0x0080, CS_SOURCE_PROPERTY_CHOICES_UPDATED = 0x0100, CS_SINK_SOURCE_CHANGED = 0x0200, CS_SINK_CREATED = 0x0400, CS_SINK_DESTROYED = 0x0800, CS_SINK_ENABLED = 0x1000, CS_SINK_DISABLED = 0x2000, CS_NETWORK_INTERFACES_CHANGED = 0x4000, CS_TELEMETRY_UPDATED = 0x8000, CS_SINK_PROPERTY_CREATED = 0x10000, CS_SINK_PROPERTY_VALUE_UPDATED = 0x20000, CS_SINK_PROPERTY_CHOICES_UPDATED = 0x40000 } |
Listener event kinds. | |
enum | CS_TelemetryKind { CS_SOURCE_BYTES_RECEIVED = 1, CS_SOURCE_FRAMES_RECEIVED = 2 } |
Telemetry kinds. | |
Functions | |
int | CS_NotifierDestroyed (void) |
Handle-based interface for C.
Sources and sinks are reference counted internally to the library. Any time a source or sink handle is returned or provided to a callback, the reference count is incremented.
Calling CS_ReleaseSource() or CS_ReleaseSink() decrements the reference count, and when the reference count reaches zero, the object is destroyed.
Connecting a source to a sink increments the reference count of the source, and when the sink is destroyed (its reference count reaches zero), the source reference count is decremented.