| GStreamer 0.8 Core Reference Manual |
|---|
GstError — Categorized error messages
enum GstCoreError; enum GstLibraryError; enum GstResourceError; enum GstStreamError; #define GST_LIBRARY_ERROR #define GST_RESOURCE_ERROR #define GST_CORE_ERROR #define GST_STREAM_ERROR #define GST_ERROR_SYSTEM gchar* gst_error_get_message (GQuark domain, gint code); GQuark gst_stream_error_quark (void); GQuark gst_core_error_quark (void); GQuark gst_resource_error_quark (void); GQuark gst_library_error_quark (void);
typedef enum
{
GST_CORE_ERROR_FAILED = 1,
GST_CORE_ERROR_TOO_LAZY,
GST_CORE_ERROR_NOT_IMPLEMENTED,
GST_CORE_ERROR_STATE_CHANGE,
GST_CORE_ERROR_PAD,
GST_CORE_ERROR_THREAD,
GST_CORE_ERROR_SCHEDULER,
GST_CORE_ERROR_NEGOTIATION,
GST_CORE_ERROR_EVENT,
GST_CORE_ERROR_SEEK,
GST_CORE_ERROR_CAPS,
GST_CORE_ERROR_TAG,
GST_CORE_ERROR_NUM_ERRORS
}
GstCoreError;
Core errors are anything that can go wrong in or using the core GStreamer library
typedef enum
{
GST_LIBRARY_ERROR_FAILED = 1,
GST_LIBRARY_ERROR_TOO_LAZY,
GST_LIBRARY_ERROR_INIT,
GST_LIBRARY_ERROR_SHUTDOWN,
GST_LIBRARY_ERROR_SETTINGS,
GST_LIBRARY_ERROR_ENCODE,
GST_LIBRARY_ERROR_NUM_ERRORS
}
GstLibraryError;
Library errors are for errors from the library being used by elements initializing, closing, ...
typedef enum
{
GST_RESOURCE_ERROR_FAILED = 1,
GST_RESOURCE_ERROR_TOO_LAZY,
GST_RESOURCE_ERROR_NOT_FOUND,
GST_RESOURCE_ERROR_BUSY,
GST_RESOURCE_ERROR_OPEN_READ,
GST_RESOURCE_ERROR_OPEN_WRITE,
GST_RESOURCE_ERROR_OPEN_READ_WRITE,
GST_RESOURCE_ERROR_CLOSE,
GST_RESOURCE_ERROR_READ,
GST_RESOURCE_ERROR_WRITE,
GST_RESOURCE_ERROR_SEEK,
GST_RESOURCE_ERROR_SYNC,
GST_RESOURCE_ERROR_SETTINGS,
GST_RESOURCE_ERROR_NUM_ERRORS
}
GstResourceError;
Resource errors are for anything external used by an element: memory, files, network connections, process space, ... They're typically used by source and sink elements
typedef enum
{
GST_STREAM_ERROR_FAILED = 1,
GST_STREAM_ERROR_TOO_LAZY,
GST_STREAM_ERROR_NOT_IMPLEMENTED,
GST_STREAM_ERROR_TYPE_NOT_FOUND,
GST_STREAM_ERROR_WRONG_TYPE,
GST_STREAM_ERROR_CODEC_NOT_FOUND,
GST_STREAM_ERROR_DECODE,
GST_STREAM_ERROR_ENCODE,
GST_STREAM_ERROR_DEMUX,
GST_STREAM_ERROR_MUX,
GST_STREAM_ERROR_FORMAT,
GST_STREAM_ERROR_NUM_ERRORS
}
GstStreamError;
Stream errors are for anything related to the stream being processed: format errors, media type errors, ... They're typically used by decoders, demuxers, converters, ...
#define GST_ERROR_SYSTEM ("system error: %s", g_strerror (errno))
Generates an human readable error message out of an errno number.
gchar* gst_error_get_message (GQuark domain,
gint code);
| domain : | the GStreamer error domain this error belongs to. |
| code : | the error code belonging to the domain. |
| Returns : | a newly allocated string describing the error message in the current locale. |
| << GstEnumTypes | GstEvent >> |