mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-27 04:01:08 +00:00
191 lines
6.8 KiB
C
191 lines
6.8 KiB
C
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
#include <glib.h>
|
|
#include <gst/gst.h>
|
|
|
|
#define BUFFER 1
|
|
|
|
extern gboolean _gst_plugin_spew;
|
|
gboolean idle_func(gpointer data);
|
|
int fd;
|
|
char *outfile;
|
|
GstElement *mux;
|
|
|
|
void eof(GstElement *src) {
|
|
g_print("have eos, quitting\n");
|
|
exit(0);
|
|
}
|
|
|
|
void new_pad_created(GstElement *parse,GstPad *pad,GstElement *pipeline) {
|
|
GstElement *audio_encode;
|
|
GstElement *encode, *smooth, *median;
|
|
GstElement *audio_queue, *video_queue;
|
|
GstElement *audio_thread, *video_thread;
|
|
|
|
g_print("***** a new pad %s was created\n", gst_pad_get_name(pad));
|
|
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PAUSED);
|
|
|
|
// connect to audio pad
|
|
//if (0) {
|
|
if (strncmp(gst_pad_get_name(pad), "audio_", 6) == 0) {
|
|
gst_plugin_load("mpegaudio");
|
|
// construct internal pipeline elements
|
|
audio_encode = gst_elementfactory_make("mpegaudio","audio_encode");
|
|
g_return_if_fail(audio_encode != NULL);
|
|
|
|
// create the thread and pack stuff into it
|
|
audio_thread = gst_thread_new("audio_thread");
|
|
g_return_if_fail(audio_thread != NULL);
|
|
gst_bin_add(GST_BIN(audio_thread),GST_ELEMENT(audio_encode));
|
|
|
|
gtk_object_set(GTK_OBJECT(mux),"audio","00",NULL);
|
|
|
|
// set up pad connections
|
|
gst_element_add_ghost_pad(GST_ELEMENT(audio_thread),
|
|
gst_element_get_pad(audio_encode,"sink"));
|
|
gst_pad_connect(gst_element_get_pad(audio_encode,"src"),
|
|
gst_element_get_pad(mux,"audio_00"));
|
|
|
|
// construct queue and connect everything in the main pipelie
|
|
audio_queue = gst_elementfactory_make("queue","audio_queue");
|
|
gtk_object_set(GTK_OBJECT(audio_queue),"max_level",BUFFER,NULL);
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_queue));
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(audio_thread));
|
|
gst_pad_connect(pad,
|
|
gst_element_get_pad(audio_queue,"sink"));
|
|
gst_pad_connect(gst_element_get_pad(audio_queue,"src"),
|
|
gst_element_get_pad(audio_thread,"sink"));
|
|
|
|
|
|
// set up thread state and kick things off
|
|
gtk_object_set(GTK_OBJECT(audio_thread),"create_thread",TRUE,NULL);
|
|
g_print("setting to READY state\n");
|
|
gst_element_set_state(GST_ELEMENT(audio_thread),GST_STATE_READY);
|
|
} else if (strncmp(gst_pad_get_name(pad), "video_", 6) == 0) {
|
|
//} else if (0) {
|
|
|
|
gst_plugin_load("smooth");
|
|
gst_plugin_load("median");
|
|
gst_plugin_load("mpeg2enc");
|
|
// construct internal pipeline elements
|
|
smooth = gst_elementfactory_make("smooth","smooth");
|
|
g_return_if_fail(smooth != NULL);
|
|
median = gst_elementfactory_make("median","median");
|
|
g_return_if_fail(median != NULL);
|
|
gtk_object_set(GTK_OBJECT(median),"filtersize",5,NULL);
|
|
gtk_object_set(GTK_OBJECT(median),"active",TRUE,NULL);
|
|
|
|
gtk_object_set(GTK_OBJECT(smooth),"filtersize",16,NULL);
|
|
gtk_object_set(GTK_OBJECT(smooth),"tolerance",16,NULL);
|
|
gtk_object_set(GTK_OBJECT(smooth),"active",FALSE,NULL);
|
|
|
|
encode = gst_elementfactory_make("mpeg2enc","encode");
|
|
g_return_if_fail(encode != NULL);
|
|
|
|
gtk_object_set(GTK_OBJECT(mux),"video","00",NULL);
|
|
|
|
// create the thread and pack stuff into it
|
|
video_thread = gst_thread_new("video_thread");
|
|
g_return_if_fail(video_thread != NULL);
|
|
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(smooth));
|
|
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(median));
|
|
gst_bin_add(GST_BIN(video_thread),GST_ELEMENT(encode));
|
|
gst_pad_connect(gst_element_get_pad(median,"src"),
|
|
gst_element_get_pad(smooth,"sink"));
|
|
gst_pad_connect(gst_element_get_pad(smooth,"src"),
|
|
gst_element_get_pad(encode,"sink"));
|
|
gst_pad_connect(gst_element_get_pad(encode,"src"),
|
|
gst_element_get_pad(mux,"video_00"));
|
|
|
|
// set up pad connections
|
|
gst_element_add_ghost_pad(GST_ELEMENT(video_thread),
|
|
gst_element_get_pad(median,"sink"));
|
|
|
|
// construct queue and connect everything in the main pipeline
|
|
video_queue = gst_elementfactory_make("queue","video_queue");
|
|
gtk_object_set(GTK_OBJECT(video_queue),"max_level",BUFFER,NULL);
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_queue));
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(video_thread));
|
|
gst_pad_connect(pad,
|
|
gst_element_get_pad(video_queue,"sink"));
|
|
gst_pad_connect(gst_element_get_pad(video_queue,"src"),
|
|
gst_element_get_pad(video_thread,"sink"));
|
|
|
|
// set up thread state and kick things off
|
|
gtk_object_set(GTK_OBJECT(video_thread),"create_thread",TRUE,NULL);
|
|
g_print("setting to READY state\n");
|
|
gst_element_set_state(GST_ELEMENT(video_thread),GST_STATE_READY);
|
|
}
|
|
g_print("\n");
|
|
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
|
|
}
|
|
|
|
int main(int argc,char *argv[]) {
|
|
GstElement *pipeline, *src, *parse, *fdsink;
|
|
GstElementFactory *fdsinkfactory;
|
|
|
|
g_print("have %d args\n",argc);
|
|
|
|
//_gst_plugin_spew = TRUE;
|
|
g_thread_init(NULL);
|
|
gst_init(&argc,&argv);
|
|
gst_plugin_load("parseavi");
|
|
gst_plugin_load("system_encode");
|
|
|
|
pipeline = gst_pipeline_new("pipeline");
|
|
g_return_val_if_fail(pipeline != NULL, -1);
|
|
|
|
src = gst_elementfactory_make("disksrc","src");
|
|
g_return_val_if_fail(src != NULL, -1);
|
|
gtk_object_set(GTK_OBJECT(src),"location",argv[1],NULL);
|
|
g_print("should be using file '%s'\n",argv[1]);
|
|
parse = gst_elementfactory_make("parseavi","parse");
|
|
g_return_val_if_fail(parse != NULL, -1);
|
|
|
|
mux = gst_elementfactory_make("system_encode","mux");
|
|
g_return_val_if_fail(mux != NULL, -1);
|
|
g_print("should be using output file '%s'\n",argv[2]);
|
|
outfile = argv[2];
|
|
fd = open(argv[2],O_CREAT|O_RDWR|O_TRUNC);
|
|
fdsinkfactory = gst_elementfactory_find("fdsink");
|
|
g_return_val_if_fail(fdsinkfactory != NULL, -1);
|
|
fdsink = gst_elementfactory_create(fdsinkfactory,"fdsink");
|
|
g_return_val_if_fail(fdsink != NULL, -1);
|
|
gtk_object_set(GTK_OBJECT(fdsink),"fd",fd,NULL);
|
|
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(src));
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(parse));
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(mux));
|
|
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(fdsink));
|
|
|
|
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
|
|
GTK_SIGNAL_FUNC(new_pad_created),pipeline);
|
|
|
|
gtk_signal_connect(GTK_OBJECT(src),"eos",
|
|
GTK_SIGNAL_FUNC(eof),NULL);
|
|
|
|
gst_pad_connect(gst_element_get_pad(src,"src"),
|
|
gst_element_get_pad(parse,"sink"));
|
|
gst_pad_connect(gst_element_get_pad(mux,"src"),
|
|
gst_element_get_pad(fdsink,"sink"));
|
|
|
|
g_print("setting to READY state\n");
|
|
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_PLAYING);
|
|
|
|
g_print("about to enter loop\n");
|
|
|
|
g_idle_add(idle_func,pipeline);
|
|
|
|
gdk_threads_enter();
|
|
gtk_main();
|
|
gdk_threads_leave();
|
|
|
|
return 0;
|
|
}
|
|
|
|
gboolean idle_func(gpointer data) {
|
|
gst_bin_iterate(GST_BIN(data));
|
|
return TRUE;
|
|
}
|