#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
+
#include <string.h>
+#include <unistd.h>
+#include <gst/gst.h>
+#include <gst/gst-i18n-plugin.h>
#include "play.h"
-#include <gst/gst-i18n-plugin.h>
#define TICK_INTERVAL_MSEC 200
struct _GstPlayPrivate
{
- char *location;
-
- GHashTable *elements;
-
- gint64 time_nanos;
- gint64 length_nanos;
-
+ /* progress indicators */
+ guint64 time_nanos;
+ guint64 length_nanos;
gint get_length_attempt;
-
- gint tick_unblock_remaining; /* how many msecs left
- to unblock due to seeking */
-
guint tick_id;
- guint length_id;
- gulong handoff_hid;
+ /* playbin object */
+ GstElement *playbin;
- /* error/debug handling */
- GError *error;
- gchar *debug;
+ /* visualization */
+ gboolean enable_vis;
+ GstElement *vis_element;
+
+ /* location */
+ char *location;
};
static guint gst_play_signals[LAST_SIGNAL] = { 0 };
/* */
/* ======================================================= */
-static GstCaps *gst_play_video_fixate (GstPad * pad, const GstCaps * caps,
- gpointer user_data);
-static GstCaps *gst_play_audio_fixate (GstPad * pad, const GstCaps * caps,
- gpointer user_data);
-
-static GQuark
-gst_play_error_quark (void)
-{
- static GQuark quark = 0;
-
- if (quark == 0)
- quark = g_quark_from_static_string ("gst-play-error-quark");
- return quark;
-}
-
-/* General GError creation */
-static void
-gst_play_error_create (GError ** error, const gchar * message)
-{
- /* check if caller wanted an error reported */
- if (error == NULL)
- return;
-
- *error = g_error_new (GST_PLAY_ERROR, 0, message);
- return;
-}
-
-/* GError creation when plugin is missing */
-/* FIXME: what if multiple elements could have been used and they're all
- * missing ? varargs ? */
static void
-gst_play_error_plugin (const gchar * element, GError ** error)
-{
- gchar *message;
-
- message = g_strdup_printf (_("The %s element could not be found. "
- "This element is essential for playback. "
- "Please install the right plug-in and verify "
- "that it works by running 'gst-inspect %s'"), element, element);
- gst_play_error_create (error, message);
- g_free (message);
- return;
-}
-
-#define GST_PLAY_MAKE_OR_ERROR(el, factory, name, error) \
-G_STMT_START { \
- el = gst_element_factory_make (factory, name); \
- if (!GST_IS_ELEMENT (el)) { \
- gst_play_error_plugin (factory, error); \
- return FALSE; \
- } \
-} G_STMT_END
-
-/* Create a colorspace element from the list of acceptable ones;
- * set error and fail if none found. */
-#define GST_PLAY_MAKE_CS_OR_ERROR(el, name, error) \
-G_STMT_START { \
- el = gst_element_factory_make ("ffmpegcolorspace", name); \
- if (!GST_IS_ELEMENT (el)) \
- el = gst_element_factory_make ("ffcolorspace", name); \
- if (!GST_IS_ELEMENT (el)) \
- el = gst_element_factory_make ("hermescolorspace", name); \
- if (!GST_IS_ELEMENT (el)) { \
- gst_play_error_create (error, \
- _("No usable colorspace element could be found.\n" \
- "Please install one and restart.")); \
- return FALSE; \
- } \
-} G_STMT_END
-
-#define GST_PLAY_ERROR_RETURN(error, message) \
-G_STMT_START { \
- gst_play_error_create (error, message); \
- return FALSE; \
-} G_STMT_END
-
-#define GST_PLAY_HASH_LOOKUP(element, key, retval_if_fail) \
-G_STMT_START { \
- (element) = g_hash_table_lookup (play->priv->elements, (key));\
- if (!element) \
- return (retval_if_fail); \
-} G_STMT_END
-
-/* setup parts of the pipeline
- * only put decoding part in the thread
- * create all others and keep them around
- */
-
-static gboolean
-gst_play_pipeline_setup (GstPlay * play, GError ** error)
+caps_set (GstPad * pad, GParamSpec * pspec, GstPlay * play)
{
- /* Threads */
- GstElement *work_thread, *audio_thread, *video_thread;
-
- /* output bin */
- GstElement *output_bin;
-
- /* Main Thread elements */
- GstElement *source, *autoplugger;
-
- /* output bin elements */
- GstElement *audioconvert, *volume, *tee, *identity;
- GstElement *identity_cs;
-
- /* Visualization bin */
- GstElement *vis_bin, *vis_queue, *vis_element, *vis_cs;
-
- /* Video Thread elements */
- GstElement *video_queue, *video_switch, *video_cs, *video_balance;
- GstElement *balance_cs, *video_scaler, *video_sink;
-
- /* Audio Thread elements */
- GstElement *audio_queue, *audio_sink;
-
- /* Some useful pads */
- GstPad *tee_pad1, *tee_pad2;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
-
- GST_DEBUG_OBJECT (play, "setting up pipeline");
- /* Creating main thread and its elements */
- {
- GST_PLAY_MAKE_OR_ERROR (work_thread, "thread", "work_thread", error);
- g_hash_table_insert (play->priv->elements, "work_thread", work_thread);
- gst_bin_add (GST_BIN (play), work_thread);
-
- /* Placeholder for datasrc */
- GST_PLAY_MAKE_OR_ERROR (source, "fakesrc", "source", error);
- g_hash_table_insert (play->priv->elements, "source", source);
-
- /* Autoplugger */
- GST_PLAY_MAKE_OR_ERROR (autoplugger, "spider", "autoplugger", error);
- g_hash_table_insert (play->priv->elements, "autoplugger", autoplugger);
-
- /* adding and linking */
- gst_bin_add_many (GST_BIN (work_thread), source, autoplugger, NULL);
- if (!gst_element_link (source, autoplugger))
- GST_PLAY_ERROR_RETURN (error, "Could not link source and autoplugger");
- }
-
- /* output bin */
- {
- GST_PLAY_MAKE_OR_ERROR (output_bin, "bin", "output_bin", error);
- g_hash_table_insert (play->priv->elements, "output_bin", output_bin);
- /* Make sure we convert audio to the needed format */
- GST_PLAY_MAKE_OR_ERROR (audioconvert, "audioconvert", "audioconvert",
- error);
- g_hash_table_insert (play->priv->elements, "audioconvert", audioconvert);
-
- /* Duplicate audio signal to audio sink and visualization thread */
- GST_PLAY_MAKE_OR_ERROR (tee, "tee", "tee", error);
- tee_pad1 = gst_element_get_request_pad (tee, "src%d");
- tee_pad2 = gst_element_get_request_pad (tee, "src%d");
- g_hash_table_insert (play->priv->elements, "tee_pad1", tee_pad1);
- g_hash_table_insert (play->priv->elements, "tee_pad2", tee_pad2);
- g_hash_table_insert (play->priv->elements, "tee", tee);
-
- gst_bin_add_many (GST_BIN (output_bin), audioconvert, tee, NULL);
- if (!gst_element_link (audioconvert, tee))
- GST_PLAY_ERROR_RETURN (error, "Could not link audio thread elements");
-
- /* identity ! colorspace ! switch */
- GST_PLAY_MAKE_OR_ERROR (identity, "identity", "identity", error);
- g_hash_table_insert (play->priv->elements, "identity", identity);
- GST_PLAY_MAKE_CS_OR_ERROR (identity_cs, "identity_cs", error);
- g_hash_table_insert (play->priv->elements, "identity_cs", identity_cs);
- gst_bin_add_many (GST_BIN (output_bin), identity, identity_cs, NULL);
- if (!gst_element_link (identity, identity_cs))
- GST_PLAY_ERROR_RETURN (error, "Could not link work thread elements");
- /* we ref the output bin so we can put it in and out the work_thread
- * whenever we want */
- gst_object_ref (GST_OBJECT (output_bin));
- GST_DEBUG_OBJECT (play, "adding output bin to work thread in setup");
- gst_bin_add (GST_BIN (work_thread), output_bin);
-
- }
-
- /* Visualization bin (note: it s not added to the pipeline yet) */
- {
- vis_bin = gst_bin_new ("vis_bin");
- if (!GST_IS_ELEMENT (vis_bin)) {
- gst_play_error_plugin ("bin", error);
- return FALSE;
+ const GstCaps *caps = GST_PAD_CAPS (pad);
+ GstStructure *s = gst_caps_get_structure (caps, 0);
+
+ if (s) {
+ const GValue *par;
+ gint w, h;
+
+ /* get effective size */
+ gst_structure_get_int (s, "width", &w);
+ gst_structure_get_int (s, "height", &h);
+ if ((par = gst_structure_get_value (s, "pixel-aspect-ratio"))) {
+ gint num = gst_value_get_fraction_numerator (par),
+ den = gst_value_get_fraction_denominator (par);
+
+ if (num > den)
+ w *= (gfloat) num / den;
+ else
+ h *= (gfloat) den / num;
}
- g_hash_table_insert (play->priv->elements, "vis_bin", vis_bin);
-
- /* Buffer queue for video data */
- GST_PLAY_MAKE_OR_ERROR (vis_queue, "queue", "vis_queue", error);
- g_hash_table_insert (play->priv->elements, "vis_queue", vis_queue);
-
- /* Visualization element placeholder */
- GST_PLAY_MAKE_OR_ERROR (vis_element, "identity", "vis_element", error);
- g_hash_table_insert (play->priv->elements, "vis_element", vis_element);
-
- /* Colorspace conversion */
- GST_PLAY_MAKE_CS_OR_ERROR (vis_cs, "vis_cs", error);
- g_hash_table_insert (play->priv->elements, "vis_cs", vis_cs);
-
- gst_bin_add_many (GST_BIN (vis_bin), vis_queue, vis_element, vis_cs, NULL);
- if (!gst_element_link_many (vis_queue, vis_element, vis_cs, NULL))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link visualisation thread elements");
- gst_element_add_ghost_pad (vis_bin, gst_element_get_pad (vis_cs, "src"),
- "src");
- }
- /* Creating our video output bin */
- {
- GST_PLAY_MAKE_OR_ERROR (video_thread, "thread", "video_thread", error);
- g_hash_table_insert (play->priv->elements, "video_thread", video_thread);
- gst_bin_add (GST_BIN (output_bin), video_thread);
-
- /* Buffer queue for video data */
- GST_PLAY_MAKE_OR_ERROR (video_queue, "queue", "video_queue", error);
- g_hash_table_insert (play->priv->elements, "video_queue", video_queue);
-
- GST_PLAY_MAKE_OR_ERROR (video_switch, "switch", "video_switch", error);
- g_hash_table_insert (play->priv->elements, "video_switch", video_switch);
-
- /* Colorspace conversion */
- GST_PLAY_MAKE_CS_OR_ERROR (video_cs, "video_cs", error);
- g_hash_table_insert (play->priv->elements, "video_cs", video_cs);
-
- /* Software colorbalance */
- GST_PLAY_MAKE_OR_ERROR (video_balance, "videobalance", "video_balance",
- error);
- g_hash_table_insert (play->priv->elements, "video_balance", video_balance);
-
- /* Colorspace conversion */
- GST_PLAY_MAKE_CS_OR_ERROR (balance_cs, "balance_cs", error);
- g_hash_table_insert (play->priv->elements, "balance_cs", balance_cs);
-
- /* Software scaling of video stream */
- GST_PLAY_MAKE_OR_ERROR (video_scaler, "videoscale", "video_scaler", error);
- g_hash_table_insert (play->priv->elements, "video_scaler", video_scaler);
- g_signal_connect (gst_element_get_pad (video_scaler, "src"), "fixate",
- G_CALLBACK (gst_play_video_fixate), play);
-
- /* Placeholder for future video sink bin */
- GST_PLAY_MAKE_OR_ERROR (video_sink, "fakesink", "video_sink", error);
- g_hash_table_insert (play->priv->elements, "video_sink", video_sink);
-
- gst_bin_add_many (GST_BIN (video_thread), video_queue, video_switch,
- video_cs, video_balance, balance_cs, video_scaler, video_sink, NULL);
- /* break down linking so we can figure out what might be failing */
- if (!gst_element_link (video_queue, video_switch))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread (queue and switch)");
- if (!gst_element_link (video_switch, video_cs))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread (switch and cs)");
- if (!gst_element_link (video_cs, video_balance))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread (cs and balance)");
- if (!gst_element_link (video_balance, balance_cs))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread (balance and balance_cs)");
- if (!gst_element_link (balance_cs, video_scaler))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread (balance_cs and scaler)");
- if (!gst_element_link (video_scaler, video_sink))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread (balance_cs and scaler)");
- gst_element_add_ghost_pad (video_thread, gst_element_get_pad (video_queue,
- "sink"), "sink");
- if (!gst_element_link (identity_cs, video_thread))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link video output thread elements");
+ g_signal_emit (play, gst_play_signals[HAVE_VIDEO_SIZE], 0, w, h);
+ g_signal_handlers_disconnect_by_func (pad, caps_set, play);
}
- /* Creating our audio output bin
- { queue ! fakesink } */
- {
- GST_PLAY_MAKE_OR_ERROR (audio_thread, "thread", "audio_thread", error);
- g_hash_table_insert (play->priv->elements, "audio_thread", audio_thread);
- gst_bin_add (GST_BIN (output_bin), audio_thread);
-
- /* Buffer queue for our audio thread */
- GST_PLAY_MAKE_OR_ERROR (audio_queue, "queue", "audio_queue", error);
- g_hash_table_insert (play->priv->elements, "audio_queue", audio_queue);
-
- /* Volume control */
- GST_PLAY_MAKE_OR_ERROR (volume, "volume", "volume", error);
- g_hash_table_insert (play->priv->elements, "volume", volume);
- g_signal_connect (gst_element_get_pad (volume, "src"), "fixate",
- G_CALLBACK (gst_play_audio_fixate), play);
-
- /* Placeholder for future audio sink bin */
- GST_PLAY_MAKE_OR_ERROR (audio_sink, "fakesink", "audio_sink", error);
- g_hash_table_insert (play->priv->elements, "audio_sink", audio_sink);
-
- gst_bin_add_many (GST_BIN (audio_thread), audio_queue, volume, audio_sink,
- NULL);
- if (!gst_element_link_many (audio_queue, volume, audio_sink, NULL))
- GST_PLAY_ERROR_RETURN (error,
- "Could not link audio output thread elements");
- gst_element_add_ghost_pad (audio_thread, gst_element_get_pad (audio_queue,
- "sink"), "sink");
- gst_pad_link (tee_pad2, gst_element_get_pad (audio_queue, "sink"));
- }
-
- GST_DEBUG_OBJECT (play, "setting up pipeline succeeded.");
- return TRUE;
}
static void
-gst_play_have_video_size (GstElement * element, gint width,
- gint height, GstPlay * play)
+setup_size (GstPlay * play)
{
- g_return_if_fail (play != NULL);
- g_return_if_fail (GST_IS_PLAY (play));
- g_signal_emit (G_OBJECT (play), gst_play_signals[HAVE_VIDEO_SIZE],
- 0, width, height);
-}
-
-static gboolean
-gst_play_tick_callback (GstPlay * play)
-{
- GstFormat format = GST_FORMAT_TIME;
- gboolean q = FALSE;
- GstElement *audio_sink_element = NULL;
-
- g_return_val_if_fail (play != NULL, FALSE);
- /* just return without updating the UI when we are in the middle of seeking */
- if (play->priv->tick_unblock_remaining > 0) {
- play->priv->tick_unblock_remaining -= TICK_INTERVAL_MSEC;
- return TRUE;
- }
-
- if (!GST_IS_PLAY (play)) {
- play->priv->tick_id = 0;
- return FALSE;
- }
-
- audio_sink_element = g_hash_table_lookup (play->priv->elements,
- "audio_sink_element");
-
- if (!GST_IS_ELEMENT (audio_sink_element)) {
- play->priv->tick_id = 0;
- return FALSE;
+ const GList *streaminfo = NULL;
+ GstPad *pad = NULL;
+
+ g_object_get (G_OBJECT (play->priv->playbin),
+ "stream-info", &streaminfo, NULL);
+
+ for (; streaminfo != NULL; streaminfo = streaminfo->next) {
+ GObject *info = streaminfo->data;
+ gint type;
+ GParamSpec *pspec;
+ GEnumValue *val;
+
+ g_object_get (info, "type", &type, NULL);
+ pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (info), "type");
+ val = g_enum_get_value (G_PARAM_SPEC_ENUM (pspec)->enum_class, type);
+
+ if (g_strrstr (val->value_name, "VIDEO")) {
+ g_object_get (info, "object", &pad, NULL);
+ pad = (GstPad *) GST_PAD_REALIZE (pad);
+ break;
+ }
}
- q = gst_element_query (audio_sink_element, GST_QUERY_POSITION, &format,
- &(play->priv->time_nanos));
-
- if (q)
- g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
- 0, play->priv->time_nanos);
-
- if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING)
- return TRUE;
- else {
- play->priv->tick_id = 0;
- return FALSE;
+ if (pad) {
+ /* handle explicit caps as well - they're set later */
+ if (GST_PAD_CAPS (pad))
+ caps_set (pad, NULL, play);
+ else
+ g_signal_connect (pad, "notify::caps", G_CALLBACK (caps_set), play);
}
}
static gboolean
-gst_play_get_length_callback (GstPlay * play)
+gst_play_tick_callback (GstPlay * play)
{
- GstElement *audio_sink_element, *video_sink_element;
- GstFormat format = GST_FORMAT_TIME;
+ GstFormat fmt = GST_FORMAT_TIME;
gint64 value;
- gboolean q = FALSE;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
- GST_DEBUG_OBJECT (play, "trying to get length");
- /* We try to get length from all real sink elements */
- audio_sink_element = g_hash_table_lookup (play->priv->elements,
- "audio_sink_element");
- video_sink_element = g_hash_table_lookup (play->priv->elements,
- "video_sink_element");
- if (!GST_IS_ELEMENT (audio_sink_element) &&
- !GST_IS_ELEMENT (video_sink_element)) {
- play->priv->length_id = 0;
- return FALSE;
- }
-
- /* Audio first and then Video */
- if (GST_IS_ELEMENT (audio_sink_element)) {
- GST_DEBUG_OBJECT (play, "querying for length on audio sink");
- q = gst_element_query (audio_sink_element, GST_QUERY_TOTAL, &format,
- &value);
- } else
- GST_DEBUG_OBJECT (play, "no audio sink element");
- if (!q) {
- GST_DEBUG_OBJECT (play, "no query result from audio sink");
- if (GST_IS_ELEMENT (video_sink_element)) {
- GST_DEBUG_OBJECT (play, "querying for length on video sink");
- q = gst_element_query (video_sink_element, GST_QUERY_TOTAL, &format,
- &value);
+ /* check length/pos of stream */
+ if (!GST_CLOCK_TIME_IS_VALID (play->priv->length_nanos) &&
+ play->priv->get_length_attempt < 16) {
+ if (gst_element_query (GST_ELEMENT (play->priv->playbin),
+ GST_QUERY_TOTAL, &fmt, &value)) {
+ play->priv->length_nanos = value;
+ g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH],
+ 0, play->priv->length_nanos);
}
+ play->priv->get_length_attempt++;
}
-
- if (q) {
- play->priv->length_nanos = value;
- GST_DEBUG_OBJECT (play, "got length, %" GST_TIME_FORMAT,
- GST_TIME_ARGS ((GstClockTime) value));
- g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH],
- 0, play->priv->length_nanos);
- play->priv->length_id = 0;
- return FALSE;
- }
-
- play->priv->get_length_attempt++;
- GST_DEBUG_OBJECT (play, "no length yet, was attempt %d",
- play->priv->get_length_attempt);
-
- /* We try 16 times */
- if (play->priv->get_length_attempt > 15) {
- play->priv->length_id = 0;
- return FALSE;
- } else
- return TRUE;
-}
-
-static GstCaps *
-gst_play_video_fixate (GstPad * pad, const GstCaps * caps, gpointer user_data)
-{
- GstStructure *structure;
- GstCaps *newcaps;
-
- GST_DEBUG ("video fixate %p %" GST_PTR_FORMAT, pad, caps);
-
- if (gst_caps_get_size (caps) > 1)
- return NULL;
-
- newcaps = gst_caps_copy (caps);
- structure = gst_caps_get_structure (newcaps, 0);
-
- if (gst_structure_has_field (structure, "width") &&
- gst_caps_structure_fixate_field_nearest_int (structure, "width", 320)) {
- return newcaps;
- }
- if (gst_structure_has_field (structure, "height") &&
- gst_caps_structure_fixate_field_nearest_int (structure, "height", 240)) {
- return newcaps;
- }
- if (gst_structure_has_field (structure, "framerate") &&
- gst_caps_structure_fixate_field_nearest_double (structure, "framerate",
- 30.0)) {
- return newcaps;
+ if (gst_element_query (GST_ELEMENT (play->priv->playbin),
+ GST_QUERY_POSITION, &fmt, &value)) {
+ play->priv->time_nanos = value;
+ g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
+ 0, play->priv->time_nanos);
}
- /* failed to fixate */
- gst_caps_free (newcaps);
- return NULL;
+ return TRUE;
}
-static GstCaps *
-gst_play_audio_fixate (GstPad * pad, const GstCaps * caps, gpointer user_data)
-{
- GstCaps *newcaps;
- GstStructure *structure;
-
- GST_DEBUG ("audio fixate %p %" GST_PTR_FORMAT, pad, caps);
-
- newcaps =
- gst_caps_new_full (gst_structure_copy (gst_caps_get_structure (caps, 0)),
- NULL);
- structure = gst_caps_get_structure (newcaps, 0);
-
- if (gst_structure_has_field (structure, "rate") &&
- gst_caps_structure_fixate_field_nearest_int (structure, "rate", 44100)) {
- return newcaps;
- }
- if (gst_structure_has_field (structure, "depth") &&
- gst_caps_structure_fixate_field_nearest_int (structure, "depth", 16)) {
- return newcaps;
- }
- if (gst_structure_has_field (structure, "width") &&
- gst_caps_structure_fixate_field_nearest_int (structure, "width", 16)) {
- return newcaps;
- }
- if (gst_structure_has_field (structure, "channels") &&
- gst_caps_structure_fixate_field_nearest_int (structure, "channels", 2)) {
- return newcaps;
- }
-
- gst_caps_free (newcaps);
-
- return NULL;
-}
+/*
+ * Virtual function.
+ */
-/* this is a signal handler because we want this called AFTER the state
- * change has passed. FIXME: core should rename signal to state-changed
- * to make this clear. */
static void
-gst_play_state_change (GstElement * element, GstElementState old,
- GstElementState state)
+gst_play_change_state (GstElement * element,
+ GstElementState old, GstElementState new, gpointer data)
{
- GstPlay *play;
-
- g_return_if_fail (element != NULL);
- g_return_if_fail (GST_IS_PLAY (element));
-
- play = GST_PLAY (element);
-
- if (state == GST_STATE_PLAYING) {
- if (play->priv->tick_id) {
- g_source_remove (play->priv->tick_id);
- play->priv->tick_id = 0;
- }
-
- play->priv->tick_id = g_timeout_add (TICK_INTERVAL_MSEC,
- (GSourceFunc) gst_play_tick_callback, play);
-
- play->priv->get_length_attempt = 0;
-
- if (play->priv->length_id) {
- g_source_remove (play->priv->length_id);
- play->priv->length_id = 0;
- }
-
- play->priv->length_id = g_timeout_add (TICK_INTERVAL_MSEC,
- (GSourceFunc) gst_play_get_length_callback, play);
- } else {
- if (play->priv->tick_id) {
- g_source_remove (play->priv->tick_id);
- play->priv->tick_id = 0;
- }
- if (play->priv->length_id) {
- g_source_remove (play->priv->length_id);
- play->priv->length_id = 0;
- }
+ GstPlay *play = GST_PLAY (data);
+ gint t = (old << 8) | new;
+
+ /* now set up tickers */
+ switch (t) {
+ case GST_STATE_PAUSED_TO_PLAYING:
+ play->priv->tick_id = g_timeout_add (TICK_INTERVAL_MSEC,
+ (GSourceFunc) gst_play_tick_callback, play);
+ break;
+ case GST_STATE_PLAYING_TO_PAUSED:
+ if (play->priv->tick_id != 0) {
+ g_source_remove (play->priv->tick_id);
+ play->priv->tick_id = 0;
+ }
+ break;
+ case GST_STATE_PAUSED_TO_READY:
+ play->priv->length_nanos = GST_CLOCK_TIME_NONE;
+ play->priv->time_nanos = GST_CLOCK_TIME_NONE;
+ play->priv->get_length_attempt = 0;
+ break;
+ case GST_STATE_READY_TO_PAUSED:
+ setup_size (play);
+ break;
+ default:
+ break;
}
-
- if (GST_ELEMENT_CLASS (parent_class)->state_change)
- GST_ELEMENT_CLASS (parent_class)->state_change (element, old, state);
-}
-
-static void
-gst_play_identity_handoff (GstElement * identity, GstBuffer * buf,
- GstPlay * play)
-{
- g_signal_handler_disconnect (G_OBJECT (identity), play->priv->handoff_hid);
- play->priv->handoff_hid = 0;
- gst_play_connect_visualization (play, FALSE);
}
/* =========================================== */
static void
gst_play_dispose (GObject * object)
{
- GstPlay *play;
- GstElement *output_bin;
+ GstPlay *play = GST_PLAY (object);
- g_return_if_fail (object != NULL);
- g_return_if_fail (GST_IS_PLAY (object));
+ /* reset */
+ gst_element_set_state (GST_ELEMENT (play), GST_STATE_NULL);
- play = GST_PLAY (object);
-
- if (play->priv->length_id) {
- g_source_remove (play->priv->length_id);
- play->priv->length_id = 0;
- }
-
- if (play->priv->tick_id) {
- g_source_remove (play->priv->tick_id);
- play->priv->tick_id = 0;
+ /* no vis */
+ if (play->priv->vis_element) {
+ gst_object_unref (GST_OBJECT (play->priv->vis_element));
+ play->priv->vis_element = NULL;
}
- if (play->priv->location) {
- g_free (play->priv->location);
- play->priv->location = NULL;
- }
- /* since we reffed our output bin to keep it around, unref it here */
- output_bin = g_hash_table_lookup (play->priv->elements, "output_bin");
- if (output_bin)
- gst_object_unref (GST_OBJECT (output_bin));
-
- if (play->priv->elements) {
- g_hash_table_destroy (play->priv->elements);
- play->priv->elements = NULL;
- }
+ g_free (play->priv->location);
+ play->priv->location = NULL;
+ /* parent will clean up the rest */
G_OBJECT_CLASS (parent_class)->dispose (object);
}
gst_play_init (GstPlay * play)
{
play->priv = g_new0 (GstPlayPrivate, 1);
+
+ /* default */
+ play->priv->length_nanos = GST_CLOCK_TIME_NONE;
+ play->priv->time_nanos = GST_CLOCK_TIME_NONE;
+ play->priv->tick_id = 0;
+ play->priv->get_length_attempt = 0;
+
+ play->priv->enable_vis = FALSE;
+ play->priv->vis_element = NULL;
+
play->priv->location = NULL;
- play->priv->length_nanos = 0;
- play->priv->time_nanos = 0;
- play->priv->elements = g_hash_table_new (g_str_hash, g_str_equal);
- play->priv->error = NULL;
- play->priv->debug = NULL;
-
- if (!gst_play_pipeline_setup (play, &play->priv->error)) {
- g_warning ("libgstplay: failed initializing pipeline, error: %s",
- play->priv->error->message);
+
+ /* make playbin */
+ play->priv->playbin = gst_element_factory_make ("playbin", "player");
+ if (play->priv->playbin) {
+ gst_bin_add (GST_BIN (play), play->priv->playbin);
+ g_signal_connect (play->priv->playbin, "state-change",
+ G_CALLBACK (gst_play_change_state), play);
}
}
gst_play_class_init (GstPlayClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
- GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
- parent_class = g_type_class_peek_parent (klass);
+ parent_class = g_type_class_ref (GST_TYPE_PIPELINE);
gobject_class->dispose = gst_play_dispose;
- element_class->state_change = gst_play_state_change;
-
gst_play_signals[TIME_TICK] =
g_signal_new ("time-tick", G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GstPlayClass, time_tick), NULL, NULL,
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (GstPlayClass, have_video_size), NULL, NULL,
gst_marshal_VOID__INT_INT, G_TYPE_NONE, 2, G_TYPE_INT, G_TYPE_INT);
+
GST_DEBUG_CATEGORY_INIT (play_debug, "GST_PLAY", 0, "GStreamer Play library");
+
GST_DEBUG ("Play class initialized");
}
*
* Returns: TRUE if location was set successfully.
*/
+
gboolean
gst_play_set_location (GstPlay * play, const char *location)
{
- GstElement *work_thread, *source, *autoplugger;
- GstElement *audioconvert, *identity;
+ char *uri;
g_return_val_if_fail (play != NULL, FALSE);
g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
+ g_return_val_if_fail (location != NULL, FALSE);
+ /* cache */
if (play->priv->location)
g_free (play->priv->location);
-
play->priv->location = g_strdup (location);
- if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY) {
- GstElementStateReturn ret;
+ /* get file */
+ gst_element_set_state (play->priv->playbin, GST_STATE_READY);
+ if (strchr (location, ':'))
+ uri = g_strdup (location);
+ else if (location[0] == '/')
+ uri = g_strdup_printf ("file://%s", location);
+ else {
+ char cwd[256];
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
+ getcwd (cwd, 255);
+ uri = g_strdup_printf ("file://%s/%s", cwd, location);
}
+ g_object_set (play->priv->playbin, "uri", uri, NULL);
+ g_free (uri);
- GST_PLAY_HASH_LOOKUP (work_thread, "work_thread", FALSE);
- GST_PLAY_HASH_LOOKUP (source, "source", FALSE);
- GST_PLAY_HASH_LOOKUP (autoplugger, "autoplugger", FALSE);
- GST_PLAY_HASH_LOOKUP (audioconvert, "audioconvert", FALSE);
- GST_PLAY_HASH_LOOKUP (identity, "identity", FALSE);
-
- /* Spider can autoplug only once. We remove the actual one and put a new
- autoplugger */
- gst_element_unlink (source, autoplugger);
- gst_element_unlink (autoplugger, identity);
- gst_element_unlink (autoplugger, audioconvert);
- gst_bin_remove (GST_BIN (work_thread), autoplugger);
-
- autoplugger = gst_element_factory_make ("spider", "autoplugger");
- if (!GST_IS_ELEMENT (autoplugger))
+ /* open */
+ if (gst_element_set_state (play->priv->playbin,
+ GST_STATE_PAUSED) != GST_STATE_SUCCESS) {
return FALSE;
-
- gst_bin_add (GST_BIN (work_thread), autoplugger);
- gst_element_link (source, autoplugger);
- gst_element_link (autoplugger, audioconvert);
- gst_element_link (autoplugger, identity);
-
- g_hash_table_replace (play->priv->elements, "autoplugger", autoplugger);
-
- /* FIXME: Why don't we have an interface to do that kind of stuff ? */
- g_object_set (G_OBJECT (source), "location", play->priv->location, NULL);
-
- play->priv->length_nanos = 0LL;
- play->priv->time_nanos = 0LL;
-
- g_signal_emit (G_OBJECT (play), gst_play_signals[STREAM_LENGTH], 0, 0LL);
- g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK], 0, 0LL);
+ }
return TRUE;
}
*
* Get current location of @play.
*
- * Returns: a const #char* pointer to current location.
+ * Returns: a #char* pointer to current location.
*/
+
char *
gst_play_get_location (GstPlay * play)
{
g_return_val_if_fail (play != NULL, NULL);
g_return_val_if_fail (GST_IS_PLAY (play), NULL);
+
return g_strdup (play->priv->location);
}
*
* Performs a seek on @play until @time_nanos.
*/
-/* FIXME: use GstClockTime for 0.9 */
+
+/*
+ * FIXME: use GstClockTime for 0.9
+ */
+
gboolean
gst_play_seek_to_time (GstPlay * play, gint64 time_nanos)
{
- GstElement *audio_seek_element, *video_seek_element, *audio_sink_element;
- GstClockTime seek_to;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
- g_return_val_if_fail (time_nanos >= 0L, FALSE);
-
- seek_to = (GstClockTime) time_nanos;
- GST_DEBUG_OBJECT (play, "seeking to time %" GST_TIME_FORMAT,
- GST_TIME_ARGS (seek_to));
-
- audio_seek_element = g_hash_table_lookup (play->priv->elements,
- "audioconvert");
- audio_sink_element = g_hash_table_lookup (play->priv->elements,
- "audio_sink_element");
- video_seek_element = g_hash_table_lookup (play->priv->elements, "identity");
-
- if (GST_IS_ELEMENT (audio_seek_element) &&
- GST_IS_ELEMENT (video_seek_element) &&
- GST_IS_ELEMENT (audio_sink_element)) {
- gboolean s = FALSE;
-
- /* HACK: block tick signal from idler for 500 msec */
- /* GStreamer can't currently report when seeking is finished,
- so we just chose a .5 sec default block time */
- play->priv->tick_unblock_remaining = 500;
-
- s = gst_element_seek (video_seek_element, GST_FORMAT_TIME |
- GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, time_nanos);
- if (!s) {
- s = gst_element_seek (audio_seek_element, GST_FORMAT_TIME |
- GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, time_nanos);
- }
-
- if (s) {
- GstFormat format = GST_FORMAT_TIME;
- gboolean q = FALSE;
-
- q = gst_element_query (audio_sink_element, GST_QUERY_POSITION, &format,
- &(play->priv->time_nanos));
-
- if (q)
- g_signal_emit (G_OBJECT (play), gst_play_signals[TIME_TICK],
- 0, play->priv->time_nanos);
- }
- }
-
- return TRUE;
+ return gst_element_seek (play->priv->playbin,
+ GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, time_nanos);
}
/**
*
* Returns: TRUE if call succeeded.
*/
+
gboolean
gst_play_set_data_src (GstPlay * play, GstElement * data_src)
{
- GstElement *work_thread, *old_data_src, *autoplugger;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
-
- GST_DEBUG_OBJECT (play, "setting new data src element %s",
- GST_ELEMENT_NAME (data_src));
- /* We bring back the pipeline to READY */
- if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
- }
-
- /* Getting needed objects */
- GST_PLAY_HASH_LOOKUP (work_thread, "work_thread", FALSE);
- GST_PLAY_HASH_LOOKUP (old_data_src, "source", FALSE);
- GST_PLAY_HASH_LOOKUP (autoplugger, "autoplugger", FALSE);
-
- /* Unlinking old source from autoplugger, removing it from pipeline, adding
- the new one and connecting it to autoplugger FIXME: we should put a new
- autoplugger here as spider can autoplugg only once */
- gst_element_unlink (old_data_src, autoplugger);
- gst_bin_remove (GST_BIN (work_thread), old_data_src);
- gst_bin_add (GST_BIN (work_thread), data_src);
- if (!gst_element_link (data_src, autoplugger)) {
- GST_ERROR_OBJECT (play, "could not link source to autoplugger");
- return FALSE;
- }
-
- g_hash_table_replace (play->priv->elements, "source", data_src);
-
- return TRUE;
+ /* deprecated - use URIs */
+ return FALSE;
}
/**
*
* Returns: TRUE if call succeeded.
*/
+
gboolean
gst_play_set_video_sink (GstPlay * play, GstElement * video_sink)
{
- GstElement *video_thread, *old_video_sink, *video_scaler, *video_sink_element;
- GstElementStateReturn ret;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
- g_return_val_if_fail (video_sink != NULL, FALSE);
- g_return_val_if_fail (GST_IS_ELEMENT (video_sink), FALSE);
-
- /* We bring back the pipeline to READY */
- if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
- }
-
- /* Getting needed objects */
- GST_PLAY_HASH_LOOKUP (video_thread, "video_thread", FALSE);
- GST_PLAY_HASH_LOOKUP (old_video_sink, "video_sink", FALSE);
- GST_PLAY_HASH_LOOKUP (video_scaler, "video_scaler", FALSE);
-
- /* Unlinking old video sink from video scaler, removing it from pipeline,
- adding the new one and linking it */
- gst_element_unlink (video_scaler, old_video_sink);
- gst_bin_remove (GST_BIN (video_thread), old_video_sink);
- gst_bin_add (GST_BIN (video_thread), video_sink);
- if (!gst_element_link (video_scaler, video_sink)) {
- GST_ERROR_OBJECT (play, "could not link video_scaler to video_sink");
- return FALSE;
- }
-
- g_hash_table_replace (play->priv->elements, "video_sink", video_sink);
-
- video_sink_element = gst_play_get_sink_element (play, video_sink,
- GST_PLAY_SINK_TYPE_VIDEO);
- if (GST_IS_ELEMENT (video_sink_element)) {
- g_hash_table_replace (play->priv->elements, "video_sink_element",
- video_sink_element);
- if (GST_IS_X_OVERLAY (video_sink_element)) {
- g_signal_connect (G_OBJECT (video_sink_element),
- "desired_size_changed", G_CALLBACK (gst_play_have_video_size), play);
- }
- }
-
- ret = gst_element_set_state (video_sink, GST_STATE (GST_ELEMENT (play)));
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
+ g_object_set (G_OBJECT (play->priv->playbin), "video-sink", video_sink, NULL);
return TRUE;
}
*
* Returns: TRUE if call succeeded.
*/
+
gboolean
gst_play_set_audio_sink (GstPlay * play, GstElement * audio_sink)
{
- GstElement *old_audio_sink, *audio_thread, *volume, *audio_sink_element;
- GstElementStateReturn ret;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
- g_return_val_if_fail (audio_sink != NULL, FALSE);
- g_return_val_if_fail (GST_IS_ELEMENT (audio_sink), FALSE);
-
- /* We bring back the pipeline to READY */
- if (GST_STATE (GST_ELEMENT (play)) != GST_STATE_READY) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_READY);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
- }
-
- /* Getting needed objects */
- GST_PLAY_HASH_LOOKUP (audio_thread, "audio_thread", FALSE);
- GST_PLAY_HASH_LOOKUP (volume, "volume", FALSE);
- GST_PLAY_HASH_LOOKUP (old_audio_sink, "audio_sink", FALSE);
-
- /* Unlinking old audiosink, removing it from pipeline, putting the new one
- and linking it */
- gst_element_unlink (volume, old_audio_sink);
- gst_bin_remove (GST_BIN (audio_thread), old_audio_sink);
- gst_bin_add (GST_BIN (audio_thread), audio_sink);
- if (!gst_element_link (volume, audio_sink)) {
- GST_ERROR_OBJECT (play, "could not link volume to audio_sink");
- return FALSE;
- }
-
- g_hash_table_replace (play->priv->elements, "audio_sink", audio_sink);
-
- audio_sink_element = gst_play_get_sink_element (play, audio_sink,
- GST_PLAY_SINK_TYPE_AUDIO);
- if (GST_IS_ELEMENT (audio_sink_element)) {
- g_hash_table_replace (play->priv->elements, "audio_sink_element",
- audio_sink_element);
- }
-
- ret = gst_element_set_state (audio_sink, GST_STATE (GST_ELEMENT (play)));
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
+ g_object_set (G_OBJECT (play->priv->playbin), "audio-sink", audio_sink, NULL);
return TRUE;
}
*
* Returns: TRUE if call succeeded.
*/
+
gboolean
gst_play_set_visualization (GstPlay * play, GstElement * vis_element)
{
- GstElement *vis_bin, *vis_queue, *old_vis_element, *vis_cs;
- gboolean was_playing = FALSE;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
- g_return_val_if_fail (vis_element != NULL, FALSE);
- g_return_val_if_fail (GST_IS_ELEMENT (vis_element), FALSE);
-
- /* Getting needed objects */
- GST_PLAY_HASH_LOOKUP (vis_bin, "vis_bin", FALSE);
- GST_PLAY_HASH_LOOKUP (vis_queue, "vis_queue", FALSE);
- GST_PLAY_HASH_LOOKUP (old_vis_element, "vis_element", FALSE);
- GST_PLAY_HASH_LOOKUP (vis_cs, "vis_cs", FALSE);
-
- /* We bring back the pipeline to PAUSED */
- if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
- was_playing = TRUE;
+ /* unset old */
+ if (play->priv->vis_element) {
+ gst_object_unref (GST_OBJECT (play->priv->vis_element));
+ play->priv->vis_element = NULL;
}
- gst_element_unlink_many (vis_queue, old_vis_element, vis_cs, NULL);
- gst_bin_remove (GST_BIN (vis_bin), old_vis_element);
- gst_bin_add (GST_BIN (vis_bin), vis_element);
- if (!gst_element_link_many (vis_queue, vis_element, vis_cs, NULL)) {
- GST_ERROR_OBJECT (play, "could not link vis bin elements");
- return FALSE;
+ /* set new */
+ if (vis_element) {
+ gst_object_ref (GST_OBJECT (vis_element));
+ play->priv->vis_element = vis_element;
}
- g_hash_table_replace (play->priv->elements, "vis_element", vis_element);
-
- if (was_playing) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_PLAYING);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
+ /* use */
+ if (play->priv->vis_element && play->priv->enable_vis) {
+ g_object_set (G_OBJECT (play->priv->playbin),
+ "vis-plugin", vis_element, NULL);
+ } else {
+ g_object_set (G_OBJECT (play->priv->playbin), "vis-plugin", NULL, NULL);
}
return TRUE;
*
* Returns: TRUE if call succeeded.
*/
+
gboolean
gst_play_connect_visualization (GstPlay * play, gboolean connect)
{
- GstElement *video_thread, *vis_queue, *vis_bin, *video_switch, *identity;
- GstPad *tee_pad1, *vis_queue_pad, *vis_bin_pad, *switch_pad;
- gboolean was_playing = FALSE;
-
- g_return_val_if_fail (play != NULL, FALSE);
- g_return_val_if_fail (GST_IS_PLAY (play), FALSE);
-
- /* Until i fix the switch */
- return TRUE;
-
- /* Getting needed objects */
- GST_PLAY_HASH_LOOKUP (video_thread, "video_thread", FALSE);
- GST_PLAY_HASH_LOOKUP (vis_bin, "vis_bin", FALSE);
- GST_PLAY_HASH_LOOKUP (vis_queue, "vis_queue", FALSE);
- GST_PLAY_HASH_LOOKUP (video_switch, "video_switch", FALSE);
- GST_PLAY_HASH_LOOKUP (identity, "identity", FALSE);
-
- GST_PLAY_HASH_LOOKUP (tee_pad1, "tee_pad1", FALSE);
-
- vis_queue_pad = gst_element_get_pad (vis_queue, "sink");
-
- /* Check if the vis element is in the pipeline. That means visualization is
- connected already */
- if (gst_element_get_managing_bin (vis_bin)) {
-
- /* If we are supposed to connect then nothing to do we return */
- if (connect) {
- return TRUE;
- }
-
- /* Disconnecting visualization */
-
- /* We bring back the pipeline to PAUSED */
- if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING) {
- GstElementStateReturn ret;
+ play->priv->enable_vis = connect;
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
- was_playing = TRUE;
- }
-
- /* Unlinking, removing */
- gst_pad_unlink (tee_pad1, vis_queue_pad);
- vis_bin_pad = gst_element_get_pad (vis_bin, "src");
- switch_pad = gst_pad_get_peer (vis_bin_pad);
- gst_pad_unlink (vis_bin_pad, switch_pad);
- gst_element_release_request_pad (video_switch, switch_pad);
- gst_object_ref (GST_OBJECT (vis_bin));
- gst_bin_remove (GST_BIN (video_thread), vis_bin);
+ /* use */
+ if (play->priv->vis_element && play->priv->enable_vis) {
+ g_object_set (G_OBJECT (play->priv->playbin),
+ "vis-plugin", play->priv->vis_element, NULL);
} else {
-
- /* If we are supposed to disconnect then nothing to do we return */
- if (!connect) {
- return TRUE;
- }
-
- /* Connecting visualization */
-
- /* We bring back the pipeline to PAUSED */
- if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_PAUSED);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
- was_playing = TRUE;
- }
-
- /* Adding, linking */
- play->priv->handoff_hid = g_signal_connect (G_OBJECT (identity),
- "handoff", G_CALLBACK (gst_play_identity_handoff), play);
- gst_bin_add (GST_BIN (video_thread), vis_bin);
- gst_pad_link (tee_pad1, vis_queue_pad);
- if (!gst_element_link (vis_bin, video_switch)) {
- GST_ERROR_OBJECT (play, "could not link vis bin to video switch");
- return FALSE;
- }
- }
-
- if (was_playing) {
- GstElementStateReturn ret;
-
- ret = gst_element_set_state (GST_ELEMENT (play), GST_STATE_PLAYING);
- if (ret == GST_STATE_FAILURE) {
- GST_ERROR_OBJECT (play, "failed setting to READY");
- return FALSE;
- }
+ g_object_set (G_OBJECT (play->priv->playbin), "vis-plugin", NULL, NULL);
}
return TRUE;
*
* Returns: a #gdouble indicating video framerate in frame per second.
*/
+
gdouble
gst_play_get_framerate (GstPlay * play)
{
- GstElement *video_element = NULL;
- GstPad *video_pad = NULL;
- GstCaps *video_pad_caps = NULL;
- GstStructure *structure = NULL;
-
- g_return_val_if_fail (GST_IS_PLAY (play), 0);
-
- GST_PLAY_HASH_LOOKUP (video_element, "video_sink", 0);
- video_pad = gst_element_get_pad (video_element, "sink");
- if (!GST_IS_PAD (video_pad))
- return 0;
- video_pad_caps = (GstCaps *) gst_pad_get_negotiated_caps (video_pad);
- if (!GST_IS_CAPS (video_pad_caps))
- return 0;
-
- structure = gst_caps_get_structure (video_pad_caps, 0);
+ const GList *streaminfo = NULL;
+ const GstStructure *str = NULL;
+ gdouble value;
+
+ g_object_get (G_OBJECT (play->priv->playbin),
+ "stream-info", &streaminfo, NULL);
+
+ for (; streaminfo != NULL; streaminfo = streaminfo->next) {
+ GObject *info = streaminfo->data;
+ gint type;
+ GParamSpec *pspec;
+ GEnumValue *val;
+
+ g_object_get (info, "type", &type, NULL);
+ pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (info), "type");
+ val = g_enum_get_value (G_PARAM_SPEC_ENUM (pspec)->enum_class, type);
+
+ if (strstr (val->value_name, "VIDEO")) {
+ const GstCaps *caps = NULL;
+ GstPad *pad = NULL;
+
+ g_object_get (info, "object", &pad, NULL);
+ g_assert (GST_IS_PAD (pad));
+ pad = (GstPad *) GST_PAD_REALIZE (pad);
+ caps = GST_PAD_CAPS (pad);
+ str = gst_caps_get_structure (caps, 0);
+ break;
+ }
+ }
- if (structure) {
- gdouble value;
+ if (!str)
+ return 0.;
- gst_structure_get_double (structure, "framerate", &value);
- return value;
- }
+ gst_structure_get_double (str, "framerate", &value);
- return 0;
+ return value;
}
/**
*
* Returns: the sink #GstElement of @element.
*/
+
+/*
+ * (Ronald) what is this?
+ */
+
GstElement *
gst_play_get_sink_element (GstPlay * play,
GstElement * element, GstPlaySinkType sink_type)
*
* Returns: a #GList of #GstElement implementing the interface.
*/
+
GList *
-gst_play_get_all_by_interface (GstPlay * play, GType interface)
+gst_play_get_all_by_interface (GstPlay * play, GType interface_type)
{
- GstElement *output_bin;
+ GstElement *videosink = NULL, *audiosink = NULL;
+ GList *res = NULL;
- GST_PLAY_HASH_LOOKUP (output_bin, "output_bin", NULL);
- return gst_bin_get_all_by_interface (GST_BIN (output_bin), interface);
+ g_object_get (G_OBJECT (play->priv->playbin),
+ "video-sink", &videosink, "audio-sink", &audiosink, NULL);
+
+ /* ehw... */
+ if (videosink && GST_IS_BIN (videosink)) {
+ res = gst_bin_get_all_by_interface (GST_BIN (videosink), interface_type);
+ }
+ if (!res && audiosink && GST_IS_BIN (audiosink)) {
+ res = gst_bin_get_all_by_interface (GST_BIN (audiosink), interface_type);
+ }
+
+ return res;
}
+/**
+ * gst_play_new:
+ * @error: a pointer to a #GError, which will be filled in on error.
+ *
+ * Creates a new GstPlay object.
+ *
+ * Returns: a newly created #GstPlay, or NULL on error (the #GError
+ * will be set accordingly).
+ */
+
GstPlay *
gst_play_new (GError ** error)
{
GstPlay *play = g_object_new (GST_TYPE_PLAY, NULL);
- if (play->priv->error) {
- if (error) {
- *error = play->priv->error;
- play->priv->error = NULL;
- } else {
- g_warning ("Error creating GstPlay object.\n%s",
- play->priv->error->message);
- g_error_free (play->priv->error);
- }
+ if (!play->priv->playbin) {
+ g_set_error (error, 0, 0, _("Failed to create playbin object"));
+ g_object_unref (G_OBJECT (play));
+
+ return NULL;
}
+
return play;
}
projects / platform / upstream / gst-plugins-base.git / commitdiff