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video: Rename gst_video_codec_frame_set_hook() to gst_video_codec_frame_set_user_data()

Browse source 
And also add a getter and allow to set NULL user_data but still call
the passed destroy notify.
This commit is contained in:
Sebastian Dröge 2012-05-16 13:46:57 +02:00
parent c1bc70300d
commit ed6d46e156
4 changed files with 42 additions and 24 deletions
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3
docs/libs/gst-plugins-base-libs-sections.txt
View file

@ -2240,7 +2240,8 @@ GST_VIDEO_CODEC_FRAME_UNSET_FORCE_KEYFRAME_HEADERS
GST_VIDEO_CODEC_FRAME_UNSET_SYNC_POINT
gst_video_codec_frame_ref
gst_video_codec_frame_unref
gst_video_codec_frame_set_hook
gst_video_codec_frame_set_user_data
gst_video_codec_frame_get_user_data
GstVideoCodecState
gst_video_codec_state_ref
gst_video_codec_state_unref

45
gst-libs/gst/video/gstvideoutils.c
View file

@ -49,33 +49,48 @@ _gst_video_codec_frame_free (GstVideoCodecFrame * frame)
g_list_foreach (frame->events, (GFunc) gst_event_unref, NULL);
g_list_free (frame->events);
if (frame->coder_hook_destroy_notify && frame->coder_hook)
frame->coder_hook_destroy_notify (frame->coder_hook);
if (frame->user_data_destroy_notify)
frame->user_data_destroy_notify (frame->user_data);
g_slice_free (GstVideoCodecFrame, frame);
}
/**
* gst_video_codec_frame_set_hook:
* gst_video_codec_frame_set_user_data:
* @frame: a #GstVideoCodecFrame
* @hook: private data
* @notify: (closure hook): a #GDestroyNotify
* @user_data: private data
* @notify: (closure user_data): a #GDestroyNotify
*
* Sets the #GDestroyNotify that will be called (along with the @hook) when
* the frame is freed.
* Sets @user_data on the frame and the #GDestroyNotify that will be called when
* the frame is freed. Allows to attach private data by the subclass to frames.
*
* If a @hook was previously set, then the previous set @notify will be called
* before the @hook is replaced.
* If a @user_data was previously set, then the previous set @notify will be called
* before the @user_data is replaced.
*/
void
gst_video_codec_frame_set_hook (GstVideoCodecFrame * frame, void *hook,
GDestroyNotify notify)
gst_video_codec_frame_set_user_data (GstVideoCodecFrame * frame,
gpointer user_data, GDestroyNotify notify)
{
if (frame->coder_hook_destroy_notify && frame->coder_hook)
frame->coder_hook_destroy_notify (frame->coder_hook);
if (frame->user_data_destroy_notify)
frame->user_data_destroy_notify (frame->user_data);
frame->coder_hook = hook;
frame->coder_hook_destroy_notify = notify;
frame->user_data = user_data;
frame->user_data_destroy_notify = notify;
}
/**
* gst_video_codec_frame_get_user_data:
* @frame: a #GstVideoCodecFrame
*
* Gets private data set on the frame by the subclass via
* gst_video_codec_frame_set_user_data() previously.
*
* Returns: (transfer none): The previously set user_data
*/
gpointer
gst_video_codec_frame_get_user_data (GstVideoCodecFrame * frame)
{
return frame->user_data;
}
/**

15
gst-libs/gst/video/gstvideoutils.h
View file

@ -236,14 +236,14 @@ struct _GstVideoCodecFrame
GstClockTime deadline; /* D */
/*< private >*/
/* Events that should be pushed downstream *before*
* the next output_buffer */
GList *events; /* ED */
/*< private >*/
void *coder_hook;
GDestroyNotify coder_hook_destroy_notify;
gpointer user_data;
GDestroyNotify user_data_destroy_notify;
void *padding[GST_PADDING_LARGE];
};
@ -261,9 +261,10 @@ GType gst_video_codec_frame_get_type (void);
GstVideoCodecFrame *gst_video_codec_frame_ref (GstVideoCodecFrame * frame);
void gst_video_codec_frame_unref (GstVideoCodecFrame * frame);
void gst_video_codec_frame_set_hook (GstVideoCodecFrame *frame,
void *hook,
GDestroyNotify notify);
void gst_video_codec_frame_set_user_data (GstVideoCodecFrame *frame,
gpointer user_data,
GDestroyNotify notify);
gpointer gst_video_codec_frame_get_user_data (GstVideoCodecFrame *frame);
G_END_DECLS

3
win32/common/libgstvideo.def
View file

@ -50,8 +50,9 @@ EXPORTS
gst_video_calculate_display_ratio
gst_video_chroma_site_get_type
gst_video_codec_frame_get_type
gst_video_codec_frame_get_user_data
gst_video_codec_frame_ref
gst_video_codec_frame_set_hook
gst_video_codec_frame_set_user_data
gst_video_codec_frame_unref
gst_video_codec_state_get_type
gst_video_codec_state_ref