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docs: mention explicitly that playbin2 signals are emitted from a streaming thread

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This commit is contained in:
Tim-Philipp Müller 2011-11-25 12:58:22 +00:00
parent a5535e76e0
commit 2dc7c2f676
1 changed files with 32 additions and 0 deletions
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32
gst/playback/gstplaybin2.c
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@ -825,6 +825,8 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* *
* This signal is emitted when the current uri is about to finish. You can * This signal is emitted when the current uri is about to finish. You can
* set the uri and suburi to make sure that playback continues. * set the uri and suburi to make sure that playback continues.
*
* This signal is emitted from the context of a GStreamer streaming thread.
*/ */
gst_play_bin_signals[SIGNAL_ABOUT_TO_FINISH] = gst_play_bin_signals[SIGNAL_ABOUT_TO_FINISH] =
g_signal_new ("about-to-finish", G_TYPE_FROM_CLASS (klass), g_signal_new ("about-to-finish", G_TYPE_FROM_CLASS (klass),
@ -839,7 +841,12 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* This signal is emitted whenever the number or order of the video * This signal is emitted whenever the number or order of the video
* streams has changed. The application will most likely want to select * streams has changed. The application will most likely want to select
* a new video stream. * a new video stream.
*
* This signal is usually emitted from the context of a GStreamer streaming
* thread. You can use gst_message_new_application() and
* gst_element_post_message() to notify your application's main thread.
*/ */
/* FIXME 0.11: turn video-changed signal into message? */
gst_play_bin_signals[SIGNAL_VIDEO_CHANGED] = gst_play_bin_signals[SIGNAL_VIDEO_CHANGED] =
g_signal_new ("video-changed", G_TYPE_FROM_CLASS (klass), g_signal_new ("video-changed", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_SIGNAL_RUN_LAST,
@ -852,7 +859,12 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* This signal is emitted whenever the number or order of the audio * This signal is emitted whenever the number or order of the audio
* streams has changed. The application will most likely want to select * streams has changed. The application will most likely want to select
* a new audio stream. * a new audio stream.
*
* This signal may be emitted from the context of a GStreamer streaming thread.
* You can use gst_message_new_application() and gst_element_post_message()
* to notify your application's main thread.
*/ */
/* FIXME 0.11: turn audio-changed signal into message? */
gst_play_bin_signals[SIGNAL_AUDIO_CHANGED] = gst_play_bin_signals[SIGNAL_AUDIO_CHANGED] =
g_signal_new ("audio-changed", G_TYPE_FROM_CLASS (klass), g_signal_new ("audio-changed", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_SIGNAL_RUN_LAST,
@ -865,7 +877,12 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* This signal is emitted whenever the number or order of the text * This signal is emitted whenever the number or order of the text
* streams has changed. The application will most likely want to select * streams has changed. The application will most likely want to select
* a new text stream. * a new text stream.
*
* This signal may be emitted from the context of a GStreamer streaming thread.
* You can use gst_message_new_application() and gst_element_post_message()
* to notify your application's main thread.
*/ */
/* FIXME 0.11: turn text-changed signal into message? */
gst_play_bin_signals[SIGNAL_TEXT_CHANGED] = gst_play_bin_signals[SIGNAL_TEXT_CHANGED] =
g_signal_new ("text-changed", G_TYPE_FROM_CLASS (klass), g_signal_new ("text-changed", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_SIGNAL_RUN_LAST,
@ -880,6 +897,10 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* This signal is emitted whenever the tags of a video stream have changed. * This signal is emitted whenever the tags of a video stream have changed.
* The application will most likely want to get the new tags. * The application will most likely want to get the new tags.
* *
* This signal may be emitted from the context of a GStreamer streaming thread.
* You can use gst_message_new_application() and gst_element_post_message()
* to notify your application's main thread.
*
* Since: 0.10.24 * Since: 0.10.24
*/ */
gst_play_bin_signals[SIGNAL_VIDEO_TAGS_CHANGED] = gst_play_bin_signals[SIGNAL_VIDEO_TAGS_CHANGED] =
@ -896,6 +917,10 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* This signal is emitted whenever the tags of an audio stream have changed. * This signal is emitted whenever the tags of an audio stream have changed.
* The application will most likely want to get the new tags. * The application will most likely want to get the new tags.
* *
* This signal may be emitted from the context of a GStreamer streaming thread.
* You can use gst_message_new_application() and gst_element_post_message()
* to notify your application's main thread.
*
* Since: 0.10.24 * Since: 0.10.24
*/ */
gst_play_bin_signals[SIGNAL_AUDIO_TAGS_CHANGED] = gst_play_bin_signals[SIGNAL_AUDIO_TAGS_CHANGED] =
@ -912,6 +937,10 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* This signal is emitted whenever the tags of a text stream have changed. * This signal is emitted whenever the tags of a text stream have changed.
* The application will most likely want to get the new tags. * The application will most likely want to get the new tags.
* *
* This signal may be emitted from the context of a GStreamer streaming thread.
* You can use gst_message_new_application() and gst_element_post_message()
* to notify your application's main thread.
*
* Since: 0.10.24 * Since: 0.10.24
*/ */
gst_play_bin_signals[SIGNAL_TEXT_TAGS_CHANGED] = gst_play_bin_signals[SIGNAL_TEXT_TAGS_CHANGED] =
@ -931,6 +960,9 @@ gst_play_bin_class_init (GstPlayBinClass * klass)
* an audio cd source). This is functionally equivalent to connecting to * an audio cd source). This is functionally equivalent to connecting to
* the notify::source signal, but more convenient. * the notify::source signal, but more convenient.
* *
* This signal is usually emitted from the context of a GStreamer streaming
* thread.
*
* Since: 0.10.33 * Since: 0.10.33
*/ */
gst_play_bin_signals[SIGNAL_SOURCE_SETUP] = gst_play_bin_signals[SIGNAL_SOURCE_SETUP] =