gstreamer/gst/inter/gstintertest.c

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/* GstInterTest
* Copyright (C) 2011 David Schleef <ds@schleef.org>
* Copyright (C) 2010 Entropy Wave Inc
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include <stdlib.h>
//#define GETTEXT_PACKAGE "intertest"
typedef struct _GstInterTest GstInterTest;
struct _GstInterTest
{
GstElement *pipeline;
GstBus *bus;
GMainLoop *main_loop;
GstElement *source_element;
GstElement *sink_element;
gboolean paused_for_buffering;
guint timer_id;
};
GstInterTest *gst_inter_test_new (void);
void gst_inter_test_free (GstInterTest * intertest);
void gst_inter_test_create_pipeline_server (GstInterTest * intertest);
void gst_inter_test_create_pipeline_vts (GstInterTest * intertest);
void gst_inter_test_create_pipeline_playbin (GstInterTest * intertest,
const char *uri);
void gst_inter_test_start (GstInterTest * intertest);
void gst_inter_test_stop (GstInterTest * intertest);
static gboolean gst_inter_test_handle_message (GstBus * bus,
GstMessage * message, gpointer data);
static gboolean onesecond_timer (gpointer priv);
gboolean verbose;
static GOptionEntry entries[] = {
{"verbose", 'v', 0, G_OPTION_ARG_NONE, &verbose, "Be verbose", NULL},
{NULL}
};
int
main (int argc, char *argv[])
{
GError *error = NULL;
GOptionContext *context;
GstInterTest *intertest1;
GstInterTest *intertest2;
GMainLoop *main_loop;
context = g_option_context_new ("- Internal src/sink test");
g_option_context_add_main_entries (context, entries, GETTEXT_PACKAGE);
g_option_context_add_group (context, gst_init_get_option_group ());
if (!g_option_context_parse (context, &argc, &argv, &error)) {
g_print ("option parsing failed: %s\n", error->message);
exit (1);
}
g_option_context_free (context);
intertest1 = gst_inter_test_new ();
gst_inter_test_create_pipeline_server (intertest1);
gst_inter_test_start (intertest1);
intertest2 = gst_inter_test_new ();
gst_inter_test_create_pipeline_playbin (intertest2, NULL);
gst_inter_test_start (intertest2);
main_loop = g_main_loop_new (NULL, TRUE);
intertest1->main_loop = main_loop;
intertest2->main_loop = main_loop;
g_main_loop_run (main_loop);
g_main_loop_unref (main_loop);
exit (0);
}
GstInterTest *
gst_inter_test_new (void)
{
GstInterTest *intertest;
intertest = g_new0 (GstInterTest, 1);
return intertest;
}
void
gst_inter_test_free (GstInterTest * intertest)
{
if (intertest->source_element) {
gst_object_unref (intertest->source_element);
intertest->source_element = NULL;
}
if (intertest->sink_element) {
gst_object_unref (intertest->sink_element);
intertest->sink_element = NULL;
}
if (intertest->bus) {
gst_object_unref (intertest->bus);
intertest->bus = NULL;
}
if (intertest->pipeline) {
gst_element_set_state (intertest->pipeline, GST_STATE_NULL);
gst_object_unref (intertest->pipeline);
intertest->pipeline = NULL;
}
g_free (intertest);
}
void
gst_inter_test_create_pipeline_playbin (GstInterTest * intertest,
const char *uri)
{
GstElement *pipeline;
if (uri == NULL) {
gst_inter_test_create_pipeline_vts (intertest);
return;
}
pipeline = gst_pipeline_new (NULL);
gst_bin_add (GST_BIN (pipeline),
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gst_element_factory_make ("playbin", "source"));
intertest->pipeline = pipeline;
gst_pipeline_set_auto_flush_bus (GST_PIPELINE (pipeline), FALSE);
intertest->bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
gst_bus_add_watch (intertest->bus, gst_inter_test_handle_message, intertest);
intertest->source_element =
gst_bin_get_by_name (GST_BIN (pipeline), "source");
g_print ("source_element is %p\n", intertest->source_element);
g_print ("setting uri to %s\n", uri);
g_object_set (intertest->source_element, "uri", uri, NULL);
}
void
gst_inter_test_create_pipeline_vts (GstInterTest * intertest)
{
GString *pipe_desc;
GstElement *pipeline;
GError *error = NULL;
pipe_desc = g_string_new ("");
g_string_append (pipe_desc, "videotestsrc name=source num-buffers=100 ! ");
g_string_append (pipe_desc,
"video/x-raw,format=(string)I420,width=320,height=240 ! ");
g_string_append (pipe_desc, "timeoverlay ! ");
g_string_append (pipe_desc, "intervideosink name=sink sync=true ");
g_string_append (pipe_desc,
"audiotestsrc samplesperbuffer=1600 num-buffers=100 ! audioconvert ! ");
g_string_append (pipe_desc, "interaudiosink sync=true ");
if (verbose)
g_print ("pipeline: %s\n", pipe_desc->str);
pipeline = (GstElement *) gst_parse_launch (pipe_desc->str, &error);
g_string_free (pipe_desc, TRUE);
if (error) {
g_print ("pipeline parsing error: %s\n", error->message);
gst_object_unref (pipeline);
return;
}
intertest->pipeline = pipeline;
gst_pipeline_set_auto_flush_bus (GST_PIPELINE (pipeline), FALSE);
intertest->bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
gst_bus_add_watch (intertest->bus, gst_inter_test_handle_message, intertest);
intertest->source_element =
gst_bin_get_by_name (GST_BIN (pipeline), "source");
intertest->sink_element = gst_bin_get_by_name (GST_BIN (pipeline), "sink");
}
void
gst_inter_test_create_pipeline_server (GstInterTest * intertest)
{
GString *pipe_desc;
GstElement *pipeline;
GError *error = NULL;
pipe_desc = g_string_new ("");
g_string_append (pipe_desc, "intervideosrc ! queue ! ");
g_string_append (pipe_desc, "xvimagesink name=sink ");
g_string_append (pipe_desc, "interaudiosrc ! queue ! ");
g_string_append (pipe_desc, "alsasink ");
if (verbose)
g_print ("pipeline: %s\n", pipe_desc->str);
pipeline = (GstElement *) gst_parse_launch (pipe_desc->str, &error);
g_string_free (pipe_desc, TRUE);
if (error) {
g_print ("pipeline parsing error: %s\n", error->message);
gst_object_unref (pipeline);
return;
}
intertest->pipeline = pipeline;
gst_pipeline_set_auto_flush_bus (GST_PIPELINE (pipeline), FALSE);
intertest->bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
gst_bus_add_watch (intertest->bus, gst_inter_test_handle_message, intertest);
intertest->source_element =
gst_bin_get_by_name (GST_BIN (pipeline), "source");
intertest->sink_element = gst_bin_get_by_name (GST_BIN (pipeline), "sink");
}
void
gst_inter_test_start (GstInterTest * intertest)
{
gst_element_set_state (intertest->pipeline, GST_STATE_READY);
intertest->timer_id = g_timeout_add (1000, onesecond_timer, intertest);
}
void
gst_inter_test_stop (GstInterTest * intertest)
{
gst_element_set_state (intertest->pipeline, GST_STATE_NULL);
g_source_remove (intertest->timer_id);
}
static void
gst_inter_test_handle_eos (GstInterTest * intertest)
{
gst_inter_test_stop (intertest);
}
static void
gst_inter_test_handle_error (GstInterTest * intertest, GError * error,
const char *debug)
{
g_print ("error: %s\n", error->message);
gst_inter_test_stop (intertest);
}
static void
gst_inter_test_handle_warning (GstInterTest * intertest, GError * error,
const char *debug)
{
g_print ("warning: %s\n", error->message);
}
static void
gst_inter_test_handle_info (GstInterTest * intertest, GError * error,
const char *debug)
{
g_print ("info: %s\n", error->message);
}
static void
gst_inter_test_handle_null_to_ready (GstInterTest * intertest)
{
gst_element_set_state (intertest->pipeline, GST_STATE_PAUSED);
}
static void
gst_inter_test_handle_ready_to_paused (GstInterTest * intertest)
{
if (!intertest->paused_for_buffering) {
gst_element_set_state (intertest->pipeline, GST_STATE_PLAYING);
}
}
static void
gst_inter_test_handle_paused_to_playing (GstInterTest * intertest)
{
}
static void
gst_inter_test_handle_playing_to_paused (GstInterTest * intertest)
{
}
static void
gst_inter_test_handle_paused_to_ready (GstInterTest * intertest)
{
}
static void
gst_inter_test_handle_ready_to_null (GstInterTest * intertest)
{
//g_main_loop_quit (intertest->main_loop);
}
static gboolean
gst_inter_test_handle_message (GstBus * bus, GstMessage * message,
gpointer data)
{
GstInterTest *intertest = (GstInterTest *) data;
switch (GST_MESSAGE_TYPE (message)) {
case GST_MESSAGE_EOS:
gst_inter_test_handle_eos (intertest);
break;
case GST_MESSAGE_ERROR:
{
GError *error = NULL;
gchar *debug;
gst_message_parse_error (message, &error, &debug);
gst_inter_test_handle_error (intertest, error, debug);
g_error_free (error);
g_free (debug);
}
break;
case GST_MESSAGE_WARNING:
{
GError *error = NULL;
gchar *debug;
gst_message_parse_warning (message, &error, &debug);
gst_inter_test_handle_warning (intertest, error, debug);
g_error_free (error);
g_free (debug);
}
break;
case GST_MESSAGE_INFO:
{
GError *error = NULL;
gchar *debug;
gst_message_parse_info (message, &error, &debug);
gst_inter_test_handle_info (intertest, error, debug);
g_error_free (error);
g_free (debug);
}
break;
case GST_MESSAGE_TAG:
{
GstTagList *tag_list;
gst_message_parse_tag (message, &tag_list);
if (verbose)
g_print ("tag\n");
}
break;
case GST_MESSAGE_STATE_CHANGED:
{
GstState oldstate, newstate, pending;
gst_message_parse_state_changed (message, &oldstate, &newstate, &pending);
if (GST_ELEMENT (message->src) == intertest->pipeline) {
if (verbose)
g_print ("state change from %s to %s\n",
gst_element_state_get_name (oldstate),
gst_element_state_get_name (newstate));
switch (GST_STATE_TRANSITION (oldstate, newstate)) {
case GST_STATE_CHANGE_NULL_TO_READY:
gst_inter_test_handle_null_to_ready (intertest);
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
gst_inter_test_handle_ready_to_paused (intertest);
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
gst_inter_test_handle_paused_to_playing (intertest);
break;
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
gst_inter_test_handle_playing_to_paused (intertest);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
gst_inter_test_handle_paused_to_ready (intertest);
break;
case GST_STATE_CHANGE_READY_TO_NULL:
gst_inter_test_handle_ready_to_null (intertest);
break;
default:
if (verbose)
g_print ("unknown state change from %s to %s\n",
gst_element_state_get_name (oldstate),
gst_element_state_get_name (newstate));
}
}
}
break;
case GST_MESSAGE_BUFFERING:
{
int percent;
gst_message_parse_buffering (message, &percent);
//g_print("buffering %d\n", percent);
if (!intertest->paused_for_buffering && percent < 100) {
g_print ("pausing for buffing\n");
intertest->paused_for_buffering = TRUE;
gst_element_set_state (intertest->pipeline, GST_STATE_PAUSED);
} else if (intertest->paused_for_buffering && percent == 100) {
g_print ("unpausing for buffing\n");
intertest->paused_for_buffering = FALSE;
gst_element_set_state (intertest->pipeline, GST_STATE_PLAYING);
}
}
break;
case GST_MESSAGE_STATE_DIRTY:
case GST_MESSAGE_CLOCK_PROVIDE:
case GST_MESSAGE_CLOCK_LOST:
case GST_MESSAGE_NEW_CLOCK:
case GST_MESSAGE_STRUCTURE_CHANGE:
case GST_MESSAGE_STREAM_STATUS:
break;
case GST_MESSAGE_STEP_DONE:
case GST_MESSAGE_APPLICATION:
case GST_MESSAGE_ELEMENT:
case GST_MESSAGE_SEGMENT_START:
case GST_MESSAGE_SEGMENT_DONE:
case GST_MESSAGE_LATENCY:
case GST_MESSAGE_ASYNC_START:
case GST_MESSAGE_ASYNC_DONE:
case GST_MESSAGE_REQUEST_STATE:
case GST_MESSAGE_STEP_START:
default:
if (verbose) {
g_print ("message: %s\n", GST_MESSAGE_TYPE_NAME (message));
}
break;
case GST_MESSAGE_QOS:
break;
}
return TRUE;
}
static gboolean
onesecond_timer (gpointer priv)
{
//GstInterTest *intertest = (GstInterTest *)priv;
g_print (".\n");
return TRUE;
}
/* helper functions */
#if 0
gboolean
have_element (const gchar * element_name)
{
GstPluginFeature *feature;
feature = gst_default_registry_find_feature (element_name,
GST_TYPE_ELEMENT_FACTORY);
if (feature) {
g_object_unref (feature);
return TRUE;
}
return FALSE;
}
#endif