|  |  |  | GStreamer Base Plugins 1.0 Plugins Reference Manual |  | 
|---|---|---|---|---|
| Top | Description | Object Hierarchy | Implemented Interfaces | Properties | Signals | ||||
GObject +----GInitiallyUnowned +----GstObject +----GstElement +----GstBaseSrc +----GstAppSrc
"block" gboolean : Read / Write "caps" GstCaps* : Read / Write "format" GstFormat : Read / Write "is-live" gboolean : Read / Write "max-bytes" guint64 : Read / Write "max-latency" gint64 : Read / Write "min-latency" gint64 : Read / Write "size" gint64 : Read / Write "stream-type" GstAppStreamType : Read / Write "emit-signals" gboolean : Read / Write "min-percent" guint : Read / Write "current-level-bytes" guint64 : Read
"end-of-stream" :Action"enough-data" :Run Last"need-data" :Run Last"push-buffer" :Action"seek-data" :Run Last
The appsrc element can be used by applications to insert data into a GStreamer pipeline. Unlike most GStreamer elements, Appsrc provides external API functions.
For the documentation of the API, please see the libgstapp section in the GStreamer Plugins Base Libraries documentation.
| plugin | app | 
| author | David Schleef <ds@schleef.org>, Wim Taymans <wim.taymans@gmail.com> | 
| class | Generic/Source | 
"block" property"block" gboolean : Read / Write
Block push-buffer when max-bytes are queued.
Default value: FALSE
"format" property"format" GstFormat : Read / Write
The format of the segment events and seek.
Default value: GST_FORMAT_BYTES
"is-live" property"is-live" gboolean : Read / Write
Whether to act as a live source.
Default value: FALSE
"max-bytes" property  "max-bytes"                guint64               : Read / Write
The maximum number of bytes to queue internally (0 = unlimited).
Default value: 200000
"max-latency" property  "max-latency"              gint64                : Read / Write
The maximum latency (-1 = unlimited).
Allowed values: >= G_MAXULONG
Default value: -1
"min-latency" property  "min-latency"              gint64                : Read / Write
The minimum latency (-1 = default).
Allowed values: >= G_MAXULONG
Default value: -1
"size" property  "size"                     gint64                : Read / Write
The size of the data stream in bytes (-1 if unknown).
Allowed values: >= G_MAXULONG
Default value: -1
"stream-type" property"stream-type" GstAppStreamType : Read / Write
the type of the stream.
Default value: GST_APP_STREAM_TYPE_STREAM
"emit-signals" property"emit-signals" gboolean : Read / Write
Emit need-data, enough-data and seek-data signals.
Default value: TRUE
"min-percent" property"min-percent" guint : Read / Write
Emit need-data when queued bytes drops below this percent of max-bytes.
Allowed values: <= 100
Default value: 0
"end-of-stream" signalGstFlowReturn       user_function                      (GstAppSrc *gstappsrc,
                                                        gpointer   user_data)      : Action
| 
 | the object which received the signal. | 
| 
 | user data set when the signal handler was connected. | 
"enough-data" signalvoid                user_function                      (GstAppSrc *gstappsrc,
                                                        gpointer   user_data)      : Run Last
| 
 | the object which received the signal. | 
| 
 | user data set when the signal handler was connected. | 
"need-data" signalvoid                user_function                      (GstAppSrc *gstappsrc,
                                                        guint      arg1,
                                                        gpointer   user_data)      : Run Last
| 
 | the object which received the signal. | 
| 
 | user data set when the signal handler was connected. | 
"push-buffer" signalGstFlowReturn       user_function                      (GstAppSrc *gstappsrc,
                                                        GstBuffer *arg1,
                                                        gpointer   user_data)      : Action
| 
 | the object which received the signal. | 
| 
 | user data set when the signal handler was connected. |