gstreamer/gstplay/gstplay.c

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/*
* Initial main.c file generated by Glade. Edit as required.
* Glade will not overwrite this file.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "gstplay.h"
#include "interface.h"
#include "support.h"
#include "codecs.h"
extern gboolean _gst_plugin_spew;
gboolean idle_func(gpointer data);
GstElement *show, *audio_play;
GstElement *src;
GstPipeline *pipeline;
GstElement *parse = NULL;
GstPlayState state;
gboolean picture_shown = FALSE;
guchar statusline[200];
guchar *statustext = "stopped";
static void frame_displayed(GstSrc *asrc)
{
int size, time, frame_time = 0, src_pos;
guint mux_rate;
static int prev_time = -1;
mux_rate = gst_util_get_int_arg(GTK_OBJECT(parse),"mux_rate");
size = gst_util_get_int_arg(GTK_OBJECT(src),"size");
time = (size*8)/mux_rate;
frame_time = gst_util_get_int_arg(GTK_OBJECT(show),"frame_time");
src_pos = gst_util_get_int_arg(GTK_OBJECT(src),"offset");
frame_time = (src_pos*8)/mux_rate;
if (frame_time >= prev_time) {
g_snprintf(statusline, 200, "%02d:%02d / %02d:%02d\n",
frame_time/60, frame_time%60,
time/60, time%60);
//printf("%d %d %g\n", frame_time, size, frame_time*100.0/size);
update_status_area();
if (state == GSTPLAY_PLAYING)
update_slider(src_pos*100.0/size);
}
picture_shown = TRUE;
prev_time = frame_time;
}
gboolean idle_func(gpointer data) {
gst_src_push(GST_SRC(data));
return TRUE;
}
static void eof(GstSrc *src) {
change_state(GSTPLAY_PAUSE);
picture_shown = TRUE;
}
void show_next_picture() {
picture_shown = FALSE;
while (!picture_shown) {
gst_src_push(GST_SRC(src));
gtk_main_iteration_do(FALSE);
}
}
void mute_audio(gboolean mute) {
gtk_object_set(GTK_OBJECT(audio_play),"mute",mute,NULL);
}
void change_state(GstPlayState new_state) {
if (new_state == state) return;
switch (new_state) {
case GSTPLAY_PLAYING:
mute_audio(FALSE);
statustext = "playing";
update_status_area();
gtk_idle_add(idle_func,src);
state = GSTPLAY_PLAYING;
update_buttons(0);
break;
case GSTPLAY_PAUSE:
statustext = "paused";
update_status_area();
if (state != GSTPLAY_STOPPED) gtk_idle_remove_by_data(src);
mute_audio(TRUE);
state = GSTPLAY_PAUSE;
update_buttons(1);
break;
case GSTPLAY_STOPPED:
if (state != GSTPLAY_PAUSE) gtk_idle_remove_by_data(src);
statustext = "stopped";
update_status_area();
mute_audio(TRUE);
state = GSTPLAY_STOPPED;
gtk_object_set(GTK_OBJECT(src),"offset",0,NULL);
update_buttons(2);
update_slider(0.0);
show_next_picture();
break;
}
}
static void have_type(GstSink *sink) {
gint type;
GstType *gsttype;
type = gst_util_get_int_arg(GTK_OBJECT(sink),"type");
gsttype = gst_type_find_by_id(type);
g_print("have type %d:%s\n", type, gsttype->mime);
gst_bin_remove(GST_BIN(pipeline), GST_ELEMENT(sink));
gst_pad_disconnect(gst_element_get_pad(src,"src"),
gst_element_get_pad(GST_ELEMENT(sink),"sink"));
if (strstr(gsttype->mime, "mpeg1-system")) {
parse = gst_elementfactory_make("mpeg1parse","parse");
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
GTK_SIGNAL_FUNC(mpeg1_new_pad_created),pipeline);
}
else if (strstr(gsttype->mime, "mpeg2-system")) {
parse = gst_elementfactory_make("mpeg2parse","parse");
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
GTK_SIGNAL_FUNC(mpeg2_new_pad_created),pipeline);
}
else if (strstr(gsttype->mime, "avi")) {
parse = gst_elementfactory_make("parseavi","parse");
gtk_signal_connect(GTK_OBJECT(parse),"new_pad",
GTK_SIGNAL_FUNC(avi_new_pad_created),pipeline);
}
else if (strstr(gsttype->mime, "mpeg1")) {
mpeg1_setup_video_thread(gst_element_get_pad(src,"src"), show, GST_ELEMENT(pipeline));
}
else {
g_print("unknown media type\n");
exit(0);
}
if (parse) {
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(parse));
gst_pad_connect(gst_element_get_pad(src,"src"),
gst_element_get_pad(parse,"sink"));
}
gtk_object_set(GTK_OBJECT(src),"offset",0,NULL);
}
int
main (int argc, char *argv[])
{
GtkWidget *window1;
GstElement *typefind;
bindtextdomain (PACKAGE, PACKAGE_LOCALE_DIR);
textdomain (PACKAGE);
gtk_init(&argc,&argv);
gnome_init ("gstreamer", VERSION, argc, argv);
gst_init(&argc,&argv);
gst_plugin_load("mpeg1parse");
gst_plugin_load("mpeg2parse");
gst_plugin_load("mp1videoparse");
gst_plugin_load("mp3parse");
//gst_plugin_load("parsewav");
//gst_plugin_load("parseavi");
gst_plugin_load("videosink");
g_snprintf(statusline, 200, "seeking");
show = gst_elementfactory_make("videosink","show");
g_return_val_if_fail(show != NULL, -1);
window1 = create_window1 (gst_util_get_widget_arg(GTK_OBJECT(show),"widget"));
gtk_widget_show (window1);
gtk_signal_connect(GTK_OBJECT(show),"frame_displayed",
GTK_SIGNAL_FUNC(frame_displayed),NULL);
audio_play = gst_elementfactory_make("audiosink","play_audio");
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]);
gtk_window_set_title (GTK_WINDOW (window1), g_strdup_printf("GStreamer Media player - %s", argv[1]));
typefind = gst_elementfactory_make("typefind","typefind");
g_return_val_if_fail(typefind != NULL, -1);
gtk_signal_connect(GTK_OBJECT(typefind),"have_type",
GTK_SIGNAL_FUNC(have_type),NULL);
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(src));
gst_bin_add(GST_BIN(pipeline),GST_ELEMENT(typefind));
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(typefind,"sink"));
g_print("setting to RUNNING state\n");
gst_element_set_state(GST_ELEMENT(pipeline),GST_STATE_RUNNING);
state = GSTPLAY_STOPPED;
change_state(GSTPLAY_PLAYING);
gtk_main();
return 0;
}