mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-22 17:51:16 +00:00
A thread example.
Original commit message from CVS: A thread example. An example of gstreamer-launch: an mp3 player
This commit is contained in:
parent
552b7f32aa
commit
1351aba899
10 changed files with 174 additions and 0 deletions
1
examples/launch/.gitignore
vendored
Normal file
1
examples/launch/.gitignore
vendored
Normal file
|
@ -0,0 +1 @@
|
||||||
|
mp3play
|
2
examples/launch/mp3play
Executable file
2
examples/launch/mp3play
Executable file
|
@ -0,0 +1,2 @@
|
||||||
|
#/usr/bin/sh
|
||||||
|
gstreamer-launch disksrc $1 ! mp3parse ! mpg123 ! audiosink
|
2
examples/thread/.gitignore
vendored
Normal file
2
examples/thread/.gitignore
vendored
Normal file
|
@ -0,0 +1,2 @@
|
||||||
|
Makefile
|
||||||
|
thread
|
10
examples/thread/Makefile
Normal file
10
examples/thread/Makefile
Normal file
|
@ -0,0 +1,10 @@
|
||||||
|
|
||||||
|
CC = gcc
|
||||||
|
|
||||||
|
thread: thread.c
|
||||||
|
$(CC) -Wall `gstreamer-config --cflags --libs` thread.c -o thread
|
||||||
|
|
||||||
|
clean:
|
||||||
|
rm -f *.o thread
|
||||||
|
|
||||||
|
|
72
examples/thread/thread.c
Normal file
72
examples/thread/thread.c
Normal file
|
@ -0,0 +1,72 @@
|
||||||
|
#include <gst/gst.h>
|
||||||
|
|
||||||
|
/* eos will be called when the src element has an end of stream */
|
||||||
|
void eos(GstSrc *src, gpointer data)
|
||||||
|
{
|
||||||
|
GstThread *thread = GST_THREAD(data);
|
||||||
|
g_print("have eos, quitting\n");
|
||||||
|
|
||||||
|
/* stop the bin */
|
||||||
|
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_NULL);
|
||||||
|
|
||||||
|
gst_main_quit();
|
||||||
|
}
|
||||||
|
|
||||||
|
int main(int argc,char *argv[])
|
||||||
|
{
|
||||||
|
GstElement *disksrc, *audiosink;
|
||||||
|
GstElement *pipeline;
|
||||||
|
GstElement *thread;
|
||||||
|
|
||||||
|
if (argc != 2) {
|
||||||
|
g_print("usage: %s <filename>\n", argv[0]);
|
||||||
|
exit(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
gst_init(&argc,&argv);
|
||||||
|
|
||||||
|
/* create a new thread to hold the elements */
|
||||||
|
thread = gst_thread_new("thread");
|
||||||
|
g_assert(thread != NULL);
|
||||||
|
|
||||||
|
/* create a new bin to hold the elements */
|
||||||
|
pipeline = gst_pipeline_new("pipeline");
|
||||||
|
g_assert(pipeline != NULL);
|
||||||
|
|
||||||
|
/* create a disk reader */
|
||||||
|
disksrc = gst_elementfactory_make("disksrc", "disk_source");
|
||||||
|
g_assert(disksrc != NULL);
|
||||||
|
gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
|
||||||
|
gtk_signal_connect(GTK_OBJECT(disksrc),"eos",
|
||||||
|
GTK_SIGNAL_FUNC(eos), thread);
|
||||||
|
|
||||||
|
/* and an audio sink */
|
||||||
|
audiosink = gst_elementfactory_make("audiosink", "play_audio");
|
||||||
|
g_assert(audiosink != NULL);
|
||||||
|
|
||||||
|
/* add objects to the main pipeline */
|
||||||
|
gst_bin_add(GST_BIN(pipeline), disksrc);
|
||||||
|
gst_bin_add(GST_BIN(pipeline), audiosink);
|
||||||
|
|
||||||
|
if (!gst_pipeline_autoplug(GST_PIPELINE(pipeline))) {
|
||||||
|
g_print("unable to handle stream\n");
|
||||||
|
exit(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
gst_bin_remove(GST_BIN(pipeline), disksrc);
|
||||||
|
|
||||||
|
gst_bin_add(GST_BIN(thread), disksrc);
|
||||||
|
gst_bin_add(GST_BIN(thread), GST_ELEMENT(pipeline));
|
||||||
|
|
||||||
|
/* make it ready */
|
||||||
|
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_READY);
|
||||||
|
/* start playing */
|
||||||
|
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_PLAYING);
|
||||||
|
|
||||||
|
gst_main();
|
||||||
|
|
||||||
|
gst_pipeline_destroy(thread);
|
||||||
|
|
||||||
|
exit(0);
|
||||||
|
}
|
||||||
|
|
1
tests/old/examples/launch/.gitignore
vendored
Normal file
1
tests/old/examples/launch/.gitignore
vendored
Normal file
|
@ -0,0 +1 @@
|
||||||
|
mp3play
|
2
tests/old/examples/launch/mp3play
Executable file
2
tests/old/examples/launch/mp3play
Executable file
|
@ -0,0 +1,2 @@
|
||||||
|
#/usr/bin/sh
|
||||||
|
gstreamer-launch disksrc $1 ! mp3parse ! mpg123 ! audiosink
|
2
tests/old/examples/thread/.gitignore
vendored
Normal file
2
tests/old/examples/thread/.gitignore
vendored
Normal file
|
@ -0,0 +1,2 @@
|
||||||
|
Makefile
|
||||||
|
thread
|
10
tests/old/examples/thread/Makefile
Normal file
10
tests/old/examples/thread/Makefile
Normal file
|
@ -0,0 +1,10 @@
|
||||||
|
|
||||||
|
CC = gcc
|
||||||
|
|
||||||
|
thread: thread.c
|
||||||
|
$(CC) -Wall `gstreamer-config --cflags --libs` thread.c -o thread
|
||||||
|
|
||||||
|
clean:
|
||||||
|
rm -f *.o thread
|
||||||
|
|
||||||
|
|
72
tests/old/examples/thread/thread.c
Normal file
72
tests/old/examples/thread/thread.c
Normal file
|
@ -0,0 +1,72 @@
|
||||||
|
#include <gst/gst.h>
|
||||||
|
|
||||||
|
/* eos will be called when the src element has an end of stream */
|
||||||
|
void eos(GstSrc *src, gpointer data)
|
||||||
|
{
|
||||||
|
GstThread *thread = GST_THREAD(data);
|
||||||
|
g_print("have eos, quitting\n");
|
||||||
|
|
||||||
|
/* stop the bin */
|
||||||
|
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_NULL);
|
||||||
|
|
||||||
|
gst_main_quit();
|
||||||
|
}
|
||||||
|
|
||||||
|
int main(int argc,char *argv[])
|
||||||
|
{
|
||||||
|
GstElement *disksrc, *audiosink;
|
||||||
|
GstElement *pipeline;
|
||||||
|
GstElement *thread;
|
||||||
|
|
||||||
|
if (argc != 2) {
|
||||||
|
g_print("usage: %s <filename>\n", argv[0]);
|
||||||
|
exit(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
gst_init(&argc,&argv);
|
||||||
|
|
||||||
|
/* create a new thread to hold the elements */
|
||||||
|
thread = gst_thread_new("thread");
|
||||||
|
g_assert(thread != NULL);
|
||||||
|
|
||||||
|
/* create a new bin to hold the elements */
|
||||||
|
pipeline = gst_pipeline_new("pipeline");
|
||||||
|
g_assert(pipeline != NULL);
|
||||||
|
|
||||||
|
/* create a disk reader */
|
||||||
|
disksrc = gst_elementfactory_make("disksrc", "disk_source");
|
||||||
|
g_assert(disksrc != NULL);
|
||||||
|
gtk_object_set(GTK_OBJECT(disksrc),"location", argv[1],NULL);
|
||||||
|
gtk_signal_connect(GTK_OBJECT(disksrc),"eos",
|
||||||
|
GTK_SIGNAL_FUNC(eos), thread);
|
||||||
|
|
||||||
|
/* and an audio sink */
|
||||||
|
audiosink = gst_elementfactory_make("audiosink", "play_audio");
|
||||||
|
g_assert(audiosink != NULL);
|
||||||
|
|
||||||
|
/* add objects to the main pipeline */
|
||||||
|
gst_bin_add(GST_BIN(pipeline), disksrc);
|
||||||
|
gst_bin_add(GST_BIN(pipeline), audiosink);
|
||||||
|
|
||||||
|
if (!gst_pipeline_autoplug(GST_PIPELINE(pipeline))) {
|
||||||
|
g_print("unable to handle stream\n");
|
||||||
|
exit(-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
gst_bin_remove(GST_BIN(pipeline), disksrc);
|
||||||
|
|
||||||
|
gst_bin_add(GST_BIN(thread), disksrc);
|
||||||
|
gst_bin_add(GST_BIN(thread), GST_ELEMENT(pipeline));
|
||||||
|
|
||||||
|
/* make it ready */
|
||||||
|
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_READY);
|
||||||
|
/* start playing */
|
||||||
|
gst_element_set_state(GST_ELEMENT(thread), GST_STATE_PLAYING);
|
||||||
|
|
||||||
|
gst_main();
|
||||||
|
|
||||||
|
gst_pipeline_destroy(thread);
|
||||||
|
|
||||||
|
exit(0);
|
||||||
|
}
|
||||||
|
|
Loading…
Reference in a new issue