static void
keyboard_cb (const gchar * key_input, gpointer user_data)
{
GstPlay *play = (GstPlay *) user_data;
switch (g_ascii_tolower (key_input[0])) {
case 'i':
{
GstPlayerMediaInfo *media_info = gst_player_get_media_info (play->player);
if (media_info) {
print_media_info (media_info);
g_object_unref (media_info);
print_current_tracks (play);
}
break;
}
case ' ':
toggle_paused (play);
break;
case 'q':
case 'Q':
g_main_loop_quit (play->loop);
break;
case '>':
if (!play_next (play)) {
g_print ("\nReached end of play list.\n");
g_main_loop_quit (play->loop);
}
break;
case '<':
play_prev (play);
break;
case 27: /* ESC */
if (key_input[1] == '\0') {
g_main_loop_quit (play->loop);
break;
}
/* fall through */
default:
if (strcmp (key_input, GST_PLAY_KB_ARROW_RIGHT) == 0) {
relative_seek (play, +0.08);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_LEFT) == 0) {
relative_seek (play, -0.01);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_UP) == 0) {
play_set_relative_volume (play, +1.0 / VOLUME_STEPS);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_DOWN) == 0) {
play_set_relative_volume (play, -1.0 / VOLUME_STEPS);
} else {
GST_INFO ("keyboard input:");
for (; *key_input != '\0'; ++key_input)
GST_INFO (" code %3d", *key_input);
}
break;
}
}
static gboolean
play_bus_msg (GstBus * bus, GstMessage * msg, gpointer user_data)
{
GstPlay *play = user_data;
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_ASYNC_DONE:
/* dump graph on preroll */
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (play->playbin),
GST_DEBUG_GRAPH_SHOW_ALL, "gst-play.async-done");
g_print ("Prerolled.\r");
if (play->missing != NULL && play_install_missing_plugins (play)) {
g_print ("New plugins installed, trying again...\n");
--play->cur_idx;
play_next (play);
}
break;
case GST_MESSAGE_BUFFERING:{
gint percent;
if (!play->buffering)
g_print ("\n");
gst_message_parse_buffering (msg, &percent);
g_print ("%s %d%% \r", _("Buffering..."), percent);
if (percent == 100) {
/* a 100% message means buffering is done */
if (play->buffering) {
play->buffering = FALSE;
/* no state management needed for live pipelines */
if (!play->is_live)
gst_element_set_state (play->playbin, play->desired_state);
}
} else {
/* buffering... */
if (!play->buffering) {
if (!play->is_live)
gst_element_set_state (play->playbin, GST_STATE_PAUSED);
play->buffering = TRUE;
}
}
break;
}
case GST_MESSAGE_CLOCK_LOST:{
g_print (_("Clock lost, selecting a new one\n"));
gst_element_set_state (play->playbin, GST_STATE_PAUSED);
gst_element_set_state (play->playbin, GST_STATE_PLAYING);
break;
}
case GST_MESSAGE_LATENCY:
g_print ("Redistribute latency...\n");
gst_bin_recalculate_latency (GST_BIN (play->playbin));
break;
case GST_MESSAGE_REQUEST_STATE:{
GstState state;
gchar *name;
name = gst_object_get_path_string (GST_MESSAGE_SRC (msg));
gst_message_parse_request_state (msg, &state);
g_print ("Setting state to %s as requested by %s...\n",
gst_element_state_get_name (state), name);
gst_element_set_state (play->playbin, state);
g_free (name);
break;
}
case GST_MESSAGE_EOS:
/* print final position at end */
play_timeout (play);
g_print ("\n");
/* and switch to next item in list */
if (!play_next (play)) {
g_print ("%s\n", _("Reached end of play list."));
g_main_loop_quit (play->loop);
}
break;
case GST_MESSAGE_WARNING:{
GError *err;
gchar *dbg = NULL;
/* dump graph on warning */
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (play->playbin),
GST_DEBUG_GRAPH_SHOW_ALL, "gst-play.warning");
gst_message_parse_warning (msg, &err, &dbg);
g_printerr ("WARNING %s\n", err->message);
if (dbg != NULL)
g_printerr ("WARNING debug information: %s\n", dbg);
g_clear_error (&err);
g_free (dbg);
break;
}
case GST_MESSAGE_ERROR:{
GError *err;
gchar *dbg;
/* dump graph on error */
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (play->playbin),
GST_DEBUG_GRAPH_SHOW_ALL, "gst-play.error");
gst_message_parse_error (msg, &err, &dbg);
g_printerr ("ERROR %s for %s\n", err->message, play->uris[play->cur_idx]);
if (dbg != NULL)
g_printerr ("ERROR debug information: %s\n", dbg);
g_clear_error (&err);
g_free (dbg);
/* flush any other error messages from the bus and clean up */
gst_element_set_state (play->playbin, GST_STATE_NULL);
if (play->missing != NULL && play_install_missing_plugins (play)) {
g_print ("New plugins installed, trying again...\n");
--play->cur_idx;
play_next (play);
break;
}
/* try next item in list then */
if (!play_next (play)) {
g_print ("%s\n", _("Reached end of play list."));
g_main_loop_quit (play->loop);
}
break;
}
case GST_MESSAGE_ELEMENT:
{
GstNavigationMessageType mtype = gst_navigation_message_get_type (msg);
if (mtype == GST_NAVIGATION_MESSAGE_EVENT) {
GstEvent *ev = NULL;
if (gst_navigation_message_parse_event (msg, &ev)) {
GstNavigationEventType e_type = gst_navigation_event_get_type (ev);
switch (e_type) {
case GST_NAVIGATION_EVENT_KEY_PRESS:
{
const gchar *key;
if (gst_navigation_event_parse_key_event (ev, &key)) {
GST_INFO ("Key press: %s", key);
if (strcmp (key, "Left") == 0)
key = GST_PLAY_KB_ARROW_LEFT;
else if (strcmp (key, "Right") == 0)
key = GST_PLAY_KB_ARROW_RIGHT;
else if (strcmp (key, "Up") == 0)
key = GST_PLAY_KB_ARROW_UP;
else if (strcmp (key, "Down") == 0)
key = GST_PLAY_KB_ARROW_DOWN;
else if (strcmp (key, "space") == 0)
key = " ";
else if (strlen (key) > 1)
break;
keyboard_cb (key, user_data);
}
break;
}
case GST_NAVIGATION_EVENT_MOUSE_BUTTON_PRESS:
{
gint button;
if (gst_navigation_event_parse_mouse_button_event (ev, &button,
NULL, NULL)) {
if (button == 4) {
/* wheel up */
relative_seek (play, +0.08);
} else if (button == 5) {
/* wheel down */
relative_seek (play, -0.01);
}
}
break;
}
default:
break;
}
}
if (ev)
gst_event_unref (ev);
}
break;
}
default:
if (gst_is_missing_plugin_message (msg)) {
gchar *desc;
desc = gst_missing_plugin_message_get_description (msg);
g_print ("Missing plugin: %s\n", desc);
g_free (desc);
play->missing = g_list_append (play->missing, gst_message_ref (msg));
}
break;
}
return TRUE;
}
static void
keyboard_cb (const gchar * key_input, gpointer user_data)
{
GstPlay *play = (GstPlay *) user_data;
gchar key = '\0';
/* only want to switch/case on single char, not first char of string */
if (key_input[0] != '\0' && key_input[1] == '\0')
key = g_ascii_tolower (key_input[0]);
switch (key) {
case 'k':
print_keyboard_help ();
break;
case ' ':
toggle_paused (play);
break;
case 'q':
case 'Q':
g_main_loop_quit (play->loop);
break;
case 'n':
case '>':
if (!play_next (play)) {
g_print ("\n%s\n", _("Reached end of play list."));
g_main_loop_quit (play->loop);
}
break;
case 'b':
case '<':
play_prev (play);
break;
case '+':
if (play->rate > -0.2 && play->rate < 0.0)
play_set_relative_playback_rate (play, 0.0, TRUE);
else if (ABS (play->rate) < 2.0)
play_set_relative_playback_rate (play, 0.1, FALSE);
else if (ABS (play->rate) < 4.0)
play_set_relative_playback_rate (play, 0.5, FALSE);
else
play_set_relative_playback_rate (play, 1.0, FALSE);
break;
case '-':
if (play->rate > 0.0 && play->rate < 0.20)
play_set_relative_playback_rate (play, 0.0, TRUE);
else if (ABS (play->rate) <= 2.0)
play_set_relative_playback_rate (play, -0.1, FALSE);
else if (ABS (play->rate) <= 4.0)
play_set_relative_playback_rate (play, -0.5, FALSE);
else
play_set_relative_playback_rate (play, -1.0, FALSE);
break;
case 'd':
play_set_relative_playback_rate (play, 0.0, TRUE);
break;
case 't':
play_switch_trick_mode (play);
break;
case 27: /* ESC */
if (key_input[1] == '\0') {
g_main_loop_quit (play->loop);
break;
}
case 'a':
play_cycle_track_selection (play, GST_PLAY_TRACK_TYPE_AUDIO);
break;
case 'v':
play_cycle_track_selection (play, GST_PLAY_TRACK_TYPE_VIDEO);
break;
case 's':
play_cycle_track_selection (play, GST_PLAY_TRACK_TYPE_SUBTITLE);
break;
case '0':
play_do_seek (play, 0, play->rate, play->trick_mode);
break;
default:
if (strcmp (key_input, GST_PLAY_KB_ARROW_RIGHT) == 0) {
relative_seek (play, +0.08);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_LEFT) == 0) {
relative_seek (play, -0.01);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_UP) == 0) {
play_set_relative_volume (play, +1.0 / VOLUME_STEPS);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_DOWN) == 0) {
play_set_relative_volume (play, -1.0 / VOLUME_STEPS);
} else {
GST_INFO ("keyboard input:");
for (; *key_input != '\0'; ++key_input)
GST_INFO (" code %3d", *key_input);
}
break;
}
}
static gboolean
master_bus_msg (GstBus * bus, GstMessage * msg, gpointer data)
{
GstPipeline *pipeline = data;
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_ERROR:{
GError *err;
gchar *dbg;
gst_message_parse_error (msg, &err, &dbg);
g_printerr ("MASTER: ERROR: %s\n", err->message);
if (dbg != NULL)
g_printerr ("MASTER: ERROR debug information: %s\n", dbg);
g_error_free (err);
g_free (dbg);
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
GST_DEBUG_GRAPH_SHOW_ALL, "ipc.master.error");
g_main_loop_quit (loop);
break;
}
case GST_MESSAGE_WARNING:{
GError *err;
gchar *dbg;
gst_message_parse_warning (msg, &err, &dbg);
g_printerr ("MASTER: WARNING: %s\n", err->message);
if (dbg != NULL)
g_printerr ("MASTER: WARNING debug information: %s\n", dbg);
g_error_free (err);
g_free (dbg);
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
GST_DEBUG_GRAPH_SHOW_ALL, "ipc.master.warning");
break;
}
case GST_MESSAGE_ASYNC_DONE:
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
GST_DEBUG_GRAPH_SHOW_ALL, "ipc.master.async-done");
break;
case GST_MESSAGE_EOS:
g_print ("EOS on master\n");
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_NULL);
g_main_loop_quit (loop);
break;
case GST_MESSAGE_BUFFERING:{
gint percent;
GstBufferingMode bufmode;
if (!buffering)
g_print ("\n");
gst_message_parse_buffering (msg, &percent);
g_print ("%s %d%% \r", "Buffering...", percent);
gst_message_parse_buffering_stats (msg, &bufmode, NULL, NULL, NULL);
/* no state management needed for live pipelines */
if (bufmode != GST_BUFFERING_LIVE) {
if (percent == 100) {
/* a 100% message means buffering is done */
if (buffering) {
buffering = FALSE;
gst_element_set_state (GST_ELEMENT (pipeline), desired_state);
g_print ("\n%s\n", gst_element_state_get_name (desired_state));
}
} else {
/* buffering... */
if (!buffering) {
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PAUSED);
buffering = TRUE;
}
}
}
break;
}
case GST_MESSAGE_CLOCK_LOST:{
g_print ("Clock lost, selecting a new one\n");
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PAUSED);
gst_element_set_state (GST_ELEMENT (pipeline), GST_STATE_PLAYING);
break;
}
case GST_MESSAGE_LATENCY:
{
gst_bin_recalculate_latency (GST_BIN (pipeline));
break;
}
case GST_MESSAGE_REQUEST_STATE:{
GstState state;
gchar *name;
name = gst_object_get_path_string (GST_MESSAGE_SRC (msg));
gst_message_parse_request_state (msg, &state);
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
GST_DEBUG_GRAPH_SHOW_VERBOSE, "ipc.slave.reqstate");
g_print ("Setting state to %s as requested by %s...\n",
gst_element_state_get_name (state), name);
gst_element_set_state (GST_ELEMENT (pipeline), state);
g_free (name);
break;
}
case GST_MESSAGE_ELEMENT:
{
GstNavigationMessageType mtype = gst_navigation_message_get_type (msg);
if (mtype == GST_NAVIGATION_MESSAGE_EVENT) {
GstEvent *ev = NULL;
if (gst_navigation_message_parse_event (msg, &ev)) {
GstNavigationEventType e_type = gst_navigation_event_get_type (ev);
switch (e_type) {
case GST_NAVIGATION_EVENT_KEY_PRESS:
{
const gchar *key;
if (gst_navigation_event_parse_key_event (ev, &key)) {
GST_INFO ("Key press: %s", key);
if (strcmp (key, "Left") == 0)
key = GST_PLAY_KB_ARROW_LEFT;
else if (strcmp (key, "Right") == 0)
key = GST_PLAY_KB_ARROW_RIGHT;
else if (strcmp (key, "Up") == 0)
key = GST_PLAY_KB_ARROW_UP;
else if (strcmp (key, "Down") == 0)
key = GST_PLAY_KB_ARROW_DOWN;
else if (strcmp (key, "space") == 0)
key = " ";
else if (strlen (key) > 1)
break;
keyboard_cb (key, GST_ELEMENT (pipeline));
}
break;
}
case GST_NAVIGATION_EVENT_MOUSE_BUTTON_PRESS:
{
gint button;
if (gst_navigation_event_parse_mouse_button_event (ev, &button,
NULL, NULL)) {
if (button == 4) {
/* wheel up */
relative_seek (GST_ELEMENT (pipeline), +0.08);
} else if (button == 5) {
/* wheel down */
relative_seek (GST_ELEMENT (pipeline), -0.01);
}
}
break;
}
default:
break;
}
}
if (ev)
gst_event_unref (ev);
}
break;
}
default:
break;
}
return TRUE;
}
static void
keyboard_cb (const gchar * key_input, GstElement * pipeline)
{
gchar key = '\0';
/* only want to switch/case on single char, not first char of string */
if (key_input[0] != '\0' && key_input[1] == '\0')
key = g_ascii_tolower (key_input[0]);
switch (key) {
case ' ':
toggle_paused (pipeline);
break;
case 'q':
case 'Q':
g_main_loop_quit (loop);
break;
case 'p':
if (cur_rate > -0.2 && cur_rate < 0.0)
play_set_relative_playback_rate (pipeline, 0.0, TRUE);
else if (ABS (cur_rate) < 2.0)
play_set_relative_playback_rate (pipeline, 0.1, FALSE);
else if (ABS (cur_rate) < 4.0)
play_set_relative_playback_rate (pipeline, 0.5, FALSE);
else
play_set_relative_playback_rate (pipeline, 1.0, FALSE);
break;
case 'o':
if (cur_rate > 0.0 && cur_rate < 0.20)
play_set_relative_playback_rate (pipeline, 0.0, TRUE);
else if (ABS (cur_rate) <= 2.0)
play_set_relative_playback_rate (pipeline, -0.1, FALSE);
else if (ABS (cur_rate) <= 4.0)
play_set_relative_playback_rate (pipeline, -0.5, FALSE);
else
play_set_relative_playback_rate (pipeline, -1.0, FALSE);
break;
case 'd':
play_set_relative_playback_rate (pipeline, 0.0, TRUE);
break;
case 't':
play_switch_trick_mode (pipeline);
break;
case 27: /* ESC */
if (key_input[1] == '\0') {
g_main_loop_quit (loop);
break;
}
case '0':
play_do_seek (pipeline, 0, cur_rate, trick_mode);
break;
case 'r':
GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS (GST_BIN (pipeline),
GST_DEBUG_GRAPH_SHOW_ALL, "ipc.master.requested");
break;
default:
if (strcmp (key_input, GST_PLAY_KB_ARROW_RIGHT) == 0) {
relative_seek (pipeline, +0.08);
} else if (strcmp (key_input, GST_PLAY_KB_ARROW_LEFT) == 0) {
relative_seek (pipeline, -0.01);
} else {
GST_INFO ("keyboard input:");
for (; *key_input != '\0'; ++key_input)
GST_INFO (" code %3d", *key_input);
}
break;
}
}
