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message.go
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message.go
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package gst
/*
#include <stdlib.h>
#include <gst/gst.h>
*/
import "C"
import (
"unsafe"
"github.com/lijo-jose/glib"
)
type MessageType C.GstMessageType
const (
MESSAGE_UNKNOWN = MessageType(C.GST_MESSAGE_UNKNOWN)
MESSAGE_EOS = MessageType(C.GST_MESSAGE_EOS)
MESSAGE_ERROR = MessageType(C.GST_MESSAGE_ERROR)
MESSAGE_WARNING = MessageType(C.GST_MESSAGE_WARNING)
MESSAGE_INFO = MessageType(C.GST_MESSAGE_INFO)
MESSAGE_TAG = MessageType(C.GST_MESSAGE_TAG)
MESSAGE_BUFFERING = MessageType(C.GST_MESSAGE_BUFFERING)
MESSAGE_STATE_CHANGED = MessageType(C.GST_MESSAGE_STATE_CHANGED)
MESSAGE_STATE_DIRTY = MessageType(C.GST_MESSAGE_STATE_DIRTY)
MESSAGE_STEP_DONE = MessageType(C.GST_MESSAGE_STEP_DONE)
MESSAGE_CLOCK_PROVIDE = MessageType(C.GST_MESSAGE_CLOCK_PROVIDE)
MESSAGE_CLOCK_LOST = MessageType(C.GST_MESSAGE_CLOCK_LOST)
MESSAGE_NEW_CLOCK = MessageType(C.GST_MESSAGE_NEW_CLOCK)
MESSAGE_STRUCTURE_CHANGE = MessageType(C.GST_MESSAGE_STRUCTURE_CHANGE)
MESSAGE_STREAM_STATUS = MessageType(C.GST_MESSAGE_STREAM_STATUS)
MESSAGE_APPLICATION = MessageType(C.GST_MESSAGE_APPLICATION)
MESSAGE_ELEMENT = MessageType(C.GST_MESSAGE_ELEMENT)
MESSAGE_SEGMENT_START = MessageType(C.GST_MESSAGE_SEGMENT_START)
MESSAGE_SEGMENT_DONE = MessageType(C.GST_MESSAGE_SEGMENT_DONE)
MESSAGE_DURATION = MessageType(C.GST_MESSAGE_DURATION)
MESSAGE_LATENCY = MessageType(C.GST_MESSAGE_LATENCY)
MESSAGE_ASYNC_START = MessageType(C.GST_MESSAGE_ASYNC_START)
MESSAGE_ASYNC_DONE = MessageType(C.GST_MESSAGE_ASYNC_DONE)
MESSAGE_REQUEST_STATE = MessageType(C.GST_MESSAGE_REQUEST_STATE)
MESSAGE_STEP_START = MessageType(C.GST_MESSAGE_STEP_START)
MESSAGE_QOS = MessageType(C.GST_MESSAGE_QOS)
//MESSAGE_PROGRESS = MessageType(C.GST_MESSAGE_PROGRESS)
MESSAGE_ANY = MessageType(C.GST_MESSAGE_ANY)
)
func (t MessageType) String() string {
switch t {
case MESSAGE_UNKNOWN:
return "MESSAGE_UNKNOWN"
case MESSAGE_EOS:
return "MESSAGE_EOS"
case MESSAGE_ERROR:
return "MESSAGE_ERROR"
case MESSAGE_WARNING:
return "MESSAGE_WARNING"
case MESSAGE_INFO:
return "MESSAGE_INFO"
case MESSAGE_TAG:
return "MESSAGE_TAG"
case MESSAGE_BUFFERING:
return "MESSAGE_BUFFERING"
case MESSAGE_STATE_CHANGED:
return "MESSAGE_STATE_CHANGED"
case MESSAGE_STATE_DIRTY:
return "MESSAGE_STATE_DIRTY"
case MESSAGE_STEP_DONE:
return "MESSAGE_STEP_DONE"
case MESSAGE_CLOCK_PROVIDE:
return "MESSAGE_CLOCK_PROVIDE"
case MESSAGE_CLOCK_LOST:
return "MESSAGE_CLOCK_LOST"
case MESSAGE_NEW_CLOCK:
return "MESSAGE_NEW_CLOCK"
case MESSAGE_STRUCTURE_CHANGE:
return "MESSAGE_STRUCTURE_CHANGE"
case MESSAGE_STREAM_STATUS:
return "MESSAGE_STREAM_STATUS"
case MESSAGE_APPLICATION:
return "MESSAGE_APPLICATION"
case MESSAGE_ELEMENT:
return "MESSAGE_ELEMENT"
case MESSAGE_SEGMENT_START:
return "MESSAGE_SEGMENT_START"
case MESSAGE_SEGMENT_DONE:
return "MESSAGE_SEGMENT_DONE"
case MESSAGE_DURATION:
return "MESSAGE_DURATION"
case MESSAGE_LATENCY:
return "MESSAGE_LATENCY"
case MESSAGE_ASYNC_START:
return "MESSAGE_ASYNC_START"
case MESSAGE_ASYNC_DONE:
return "MESSAGE_ASYNC_DONE"
case MESSAGE_REQUEST_STATE:
return "MESSAGE_REQUEST_STATE"
case MESSAGE_STEP_START:
return "MESSAGE_STEP_START"
case MESSAGE_QOS:
return "MESSAGE_QOS"
//case MESSAGE_PROGRESS:
// return "MESSAGE_PROGRESS"
case MESSAGE_ANY:
return "MESSAGE_ANY"
}
panic("Unknown value of gst.MessageType")
}
type Message C.GstMessage
func (m *Message) g() *C.GstMessage {
return (*C.GstMessage)(m)
}
func (m *Message) Type() glib.Type {
return glib.TypeFromName("GstMessage")
}
func (m *Message) Ref() *Message {
return (*Message)(C.gst_message_ref(m.g()))
}
func (m *Message) Unref() {
C.gst_message_unref(m.g())
}
func (m *Message) GetType() MessageType {
return MessageType(m._type)
}
func (m *Message) GetStructure() (string, glib.Params) {
s := C.gst_message_get_structure(m.g())
if s == nil {
return "", nil
}
return parseGstStructure(s)
}
func (m *Message) GetSrc() *GstObj {
src := new(GstObj)
src.SetPtr(glib.Pointer(m.src))
return src
}
func (m *Message) ParseError() (err *glib.Error, debug string) {
var d *C.gchar
var e, ret_e *C.GError
C.gst_message_parse_error(m.g(), &e, &d)
defer C.free(unsafe.Pointer(e))
defer C.free(unsafe.Pointer(d))
debug = C.GoString((*C.char)(d))
ret_e = new(C.GError)
*ret_e = *e
err = (*glib.Error)(unsafe.Pointer(ret_e))
return
}