+++ /dev/null
-/*
- * This file is a part of MAFW
- *
- * Copyright (C) 2007, 2008, 2009 Nokia Corporation, all rights reserved.
- *
- * Contact: Visa Smolander <visa.smolander@nokia.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; version 2.1 of
- * the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <string.h>
-#include "mafw-gst-renderer-state-transitioning.h"
-
-#undef G_LOG_DOMAIN
-#define G_LOG_DOMAIN "mafw-gst-renderer-state-transitioning"
-
-#define UPDATE_DELAY 10
-
-/*----------------------------------------------------------------------------
- Playback
- ----------------------------------------------------------------------------*/
-
-static void _do_play(MafwGstRendererState *self, GError **error);
-static void _do_play_object(MafwGstRendererState *self, const gchar *object_id,
- GError **error);
-static void _do_pause(MafwGstRendererState *self, GError **error);
-static void _do_stop(MafwGstRendererState *self, GError **error);
-static void _do_resume(MafwGstRendererState *self, GError **error);
-static void _do_get_position(MafwGstRendererState *self, gint *seconds,
- GError **error);
-
-/*----------------------------------------------------------------------------
- Playlist
- ----------------------------------------------------------------------------*/
-
-static void _do_next(MafwGstRendererState *self, GError **error);
-static void _do_previous(MafwGstRendererState *self,GError **error);
-static void _do_goto_index(MafwGstRendererState *self, guint index,
- GError **error);
-
-/*----------------------------------------------------------------------------
- Notification metatada
- ----------------------------------------------------------------------------*/
-
-static void _notify_metadata(MafwGstRendererState *self,
- const gchar *object_id,
- GHashTable *metadata,
- GError **error);
-
-/*----------------------------------------------------------------------------
- Notification worker
- ----------------------------------------------------------------------------*/
-
-static void _notify_play(MafwGstRendererState *self, GError **error);
-static void _notify_pause(MafwGstRendererState *self,GError **error);
-
-static void _notify_buffer_status(MafwGstRendererState *self,
- gdouble percent,
- GError **error);
-
-/*----------------------------------------------------------------------------
- Playlist editing signals
- ----------------------------------------------------------------------------*/
-
-static void _playlist_contents_changed(MafwGstRendererState *self,
- gboolean clip_changed,
- GError **error);
-
-/*----------------------------------------------------------------------------
- Property methods
- ----------------------------------------------------------------------------*/
-
-static GValue* _get_property_value(MafwGstRendererState *self,
- const gchar *name);
-
-/*----------------------------------------------------------------------------
- GObject initialization
- ----------------------------------------------------------------------------*/
-
-G_DEFINE_TYPE(MafwGstRendererStateTransitioning,
- mafw_gst_renderer_state_transitioning,
- MAFW_TYPE_GST_RENDERER_STATE);
-
-static void mafw_gst_renderer_state_transitioning_init(
- MafwGstRendererStateTransitioning *self)
-{
-}
-
-static void mafw_gst_renderer_state_transitioning_class_init(
- MafwGstRendererStateTransitioningClass *klass)
-{
- MafwGstRendererStateClass *state_klass ;
-
- state_klass = MAFW_GST_RENDERER_STATE_CLASS(klass);
- g_return_if_fail(state_klass != NULL);
-
- state_klass->name = g_strdup("Transitioning");
-
- /* Playback */
-
- state_klass->play = _do_play;
- state_klass->play_object = _do_play_object;
- state_klass->stop = _do_stop;
- state_klass->pause = _do_pause;
- state_klass->resume = _do_resume;
- state_klass->get_position = _do_get_position;
-
- /* Playlist */
-
- state_klass->next = _do_next;
- state_klass->previous = _do_previous;
- state_klass->goto_index = _do_goto_index;
-
- /* Metadata */
-
- state_klass->notify_metadata = _notify_metadata;
-
- /* Notification worker */
-
- state_klass->notify_play = _notify_play;
- state_klass->notify_pause = _notify_pause;
- state_klass->notify_buffer_status = _notify_buffer_status;
-
- /* Playlist editing signals */
-
- state_klass->playlist_contents_changed =
- _playlist_contents_changed;
-
- /* Property methods */
-
- state_klass->get_property_value = _get_property_value;
-}
-
-GObject *mafw_gst_renderer_state_transitioning_new(MafwGstRenderer *renderer)
-{
- MafwGstRendererState *state;
-
- state = MAFW_GST_RENDERER_STATE(
- g_object_new(MAFW_TYPE_GST_RENDERER_STATE_TRANSITIONING, NULL));
- state->renderer = renderer;
-
- return G_OBJECT(state);
-}
-
-/*----------------------------------------------------------------------------
- Playback
- ----------------------------------------------------------------------------*/
-
-static void _do_play(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
- mafw_gst_renderer_state_do_play(self, error);
-}
-
-static void _do_play_object(MafwGstRendererState *self, const gchar *object_id,
- GError **error)
-{
- MafwGstRendererPlaybackMode cur_mode, prev_mode;
-
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
-
- prev_mode = mafw_gst_renderer_get_playback_mode(self->renderer);
- mafw_gst_renderer_state_do_play_object(self, object_id, error);
- cur_mode = mafw_gst_renderer_get_playback_mode(self->renderer);
-
- /* If this happens it means that we interrupted playlist playback
- so let's resume it when play_object is finished */
- if (cur_mode != prev_mode) {
- self->renderer->resume_playlist = TRUE;
- }
-}
-
-static void _do_stop(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
-
- /* Stop playback */
- mafw_gst_renderer_state_do_stop(self, error);
-}
-
-static void _do_pause(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
- g_debug("Got pause while transitioning");
- self->renderer->worker->stay_paused = TRUE;
-}
-
-static void _do_resume(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
- if (self->renderer->worker->stay_paused) {
- g_debug("Got resume while transitioning/paused");
- self->renderer->worker->stay_paused = FALSE;
- } else {
- g_set_error(error, MAFW_RENDERER_ERROR,
- MAFW_RENDERER_ERROR_CANNOT_PLAY,
- "cannot resume in transitioning state without "
- "having paused before");
- }
-}
-
-static void _do_get_position(MafwGstRendererState *self, gint *seconds,
- GError **error)
-{
- *seconds = 0;
-}
-
-/*----------------------------------------------------------------------------
- Playlist
- ----------------------------------------------------------------------------*/
-
-static void _do_next(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
- mafw_gst_renderer_state_do_next(self, error);
-}
-
-static void _do_previous(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
- mafw_gst_renderer_state_do_prev(self, error);
-}
-
-static void _do_goto_index(MafwGstRendererState *self, guint index,
- GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
- mafw_gst_renderer_state_do_goto_index(self, index, error);
-}
-
-/*----------------------------------------------------------------------------
- Notification metatada
- ----------------------------------------------------------------------------*/
-
-static void _notify_metadata(MafwGstRendererState *self,
- const gchar *object_id,
- GHashTable *metadata,
- GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
-
- MafwGstRenderer *renderer;
- GValue *mval;
- gpointer value;
- gint nuris, i;
- gchar **uris;
- gchar *uri;
-
- g_debug("running _notify_metadata...");
-
- renderer = MAFW_GST_RENDERER_STATE(self)->renderer;
-
- /* If we have received metadata for the item that we are playing
- then play it */
- if (object_id && renderer->media->object_id &&
- !strcmp(object_id, renderer->media->object_id)) {
- /* Check how many uris provide the object_id */
- value = g_hash_table_lookup(metadata, MAFW_METADATA_KEY_URI);
- nuris = mafw_metadata_nvalues(value);
- if (nuris == 1) {
- mval = mafw_metadata_first(metadata,
- MAFW_METADATA_KEY_URI);
- g_assert(mval);
- g_free(renderer->media->uri);
- renderer->media->uri =
- g_strdup(g_value_get_string(mval));
- uri = renderer->media->uri;
- } else if (nuris > 1) {
- uris = g_new0(gchar *, nuris + 1);
- for (i = 0; i < nuris; i++) {
- mval = g_value_array_get_nth(value, i);
- uris[i] = (gchar *) g_value_get_string(mval);
- }
-
- /* Try the first URI, if that fails to play back another
- * one will be selected until we get a successful one or
- * all failed. On success, the selected URI will be
- * emitted as metadata */
- g_free(renderer->media->uri);
- renderer->media->uri = g_strdup(uris[0]);
- } else {
- g_assert_not_reached();
- }
-
- /* Set seekability property; currently, if several uris are
- * provided it uses the value of the first uri. If later another
- * uri is actually played, then this value should be changed. */
- mval = mafw_metadata_first(metadata,
- MAFW_METADATA_KEY_IS_SEEKABLE);
- if (mval != NULL) {
- renderer->media->seekability =
- g_value_get_boolean(mval) ?
- SEEKABILITY_SEEKABLE : SEEKABILITY_NO_SEEKABLE;
- g_debug("_notify_metadata: source seekability %d",
- renderer->media->seekability);
- } else {
- renderer->media->seekability = SEEKABILITY_UNKNOWN;
- g_debug("_notify_metadata: source seekability unknown");
- }
-
- /* Check for source duration to keep it updated if needed */
- mval = mafw_metadata_first(metadata,
- MAFW_METADATA_KEY_DURATION);
-
- if (mval != NULL) {
- renderer->media->duration = g_value_get_int(mval);
- g_debug("_notify_metadata: source duration %d",
- renderer->media->duration);
- } else {
- renderer->media->duration = -1;
- g_debug("_notify_metadata: source duration unknown");
- }
-
- /* Play the available uri(s) */
- if (nuris == 1) {
- mafw_gst_renderer_worker_play(renderer->worker, uri, NULL);
- } else {
- mafw_gst_renderer_worker_play_alternatives(
- renderer->worker, uris);
- g_free(uris);
- }
- }
-}
-
-/*----------------------------------------------------------------------------
- Notification worker
- ----------------------------------------------------------------------------*/
-
-static void _notify_play(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
-
- MafwGstRenderer *renderer = MAFW_GST_RENDERER_STATE(self)->renderer;
-
- if (renderer->media->object_id)
- {
- renderer->update_playcount_id = g_timeout_add_seconds(
- UPDATE_DELAY,
- mafw_gst_renderer_update_stats,
- renderer);
- }
-
- mafw_gst_renderer_set_state(renderer, Playing);
-}
-
-static void _notify_pause(MafwGstRendererState *self, GError **error)
-{
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
-
- MafwGstRenderer *renderer = MAFW_GST_RENDERER_STATE(self)->renderer;
- self->renderer->worker->stay_paused = FALSE;
- mafw_gst_renderer_set_state(renderer, Paused);
-}
-
-static void _notify_buffer_status(MafwGstRendererState *self, gdouble percent,
- GError **error)
-{
- mafw_gst_renderer_state_do_notify_buffer_status (self, percent, error);
-}
-
-/*----------------------------------------------------------------------------
- Playlist editing signals
- ----------------------------------------------------------------------------*/
-
-static void _playlist_contents_changed(MafwGstRendererState *self,
- gboolean clip_changed,
- GError **error)
-{
- MafwGstRendererPlaybackMode mode;
-
- g_return_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self));
-
- /* Play the new index only if we are not in standalone mode.
- Otherwise, when play_object finishes the new item will be
- played if that's been suggested with renderer->resume_playlist */
- mode = mafw_gst_renderer_get_playback_mode(self->renderer);
- if (clip_changed && mode == MAFW_GST_RENDERER_MODE_PLAYLIST) {
- mafw_gst_renderer_state_do_play(self, error);
- }
-}
-
-/*----------------------------------------------------------------------------
- Property methods
- ----------------------------------------------------------------------------*/
-
-GValue* _get_property_value(MafwGstRendererState *self, const gchar *name)
-{
- GValue *value = NULL;
-
- g_return_val_if_fail(MAFW_IS_GST_RENDERER_STATE_TRANSITIONING(self),
- value);
-
- if (!g_strcmp0(name, MAFW_PROPERTY_RENDERER_TRANSPORT_ACTIONS)) {
- value = g_new0(GValue, 1);
- g_value_init(value, G_TYPE_STRING);
- g_value_set_string(value, "");
- }
-
- return value;
-}
projects / mafwsubrenderer / blobdiff