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TimelinePipeline: Fix thumbnail method docs and arguments

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The provided gchar* aren't modified
This commit is contained in:
Edward Hervey 2011-01-06 11:30:26 +01:00
parent 2d9f03fde0
commit fec797f298
2 changed files with 12 additions and 17 deletions
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27
ges/ges-timeline-pipeline.c
View file

@ -740,9 +740,10 @@ ges_timeline_pipeline_set_mode (GESTimelinePipeline * pipeline,
}
/**
* ges_timeline_pipeline_get_thumbnail
* ges_timeline_pipeline_get_thumbnail_buffer:
* @self: a #GESTimelinePipeline in %GST_STATE_PLAYING or %GST_STATE_PAUSED
* @caps: caps specifying current format. Use %GST_CAPS_ANY for native size.
* @caps: (transfer none): caps specifying current format. Use %GST_CAPS_ANY
* for native size.
*
* Returns a #GstBuffer with the currently playing in the format specified by
* caps. The caller should unref the #gst_buffer_unref when finished. If %ANY
@ -750,7 +751,7 @@ ges_timeline_pipeline_set_mode (GESTimelinePipeline * pipeline,
* is currently used by the sink. This information can be retrieve from caps
* associated with the buffer.
*
* Returns: a #GstBuffer or %NULL
* Returns: (transfer full): a #GstBuffer or %NULL
*/
GstBuffer *
@ -772,7 +773,7 @@ ges_timeline_pipeline_get_thumbnail_buffer (GESTimelinePipeline * self,
}
/**
* ges_timeline_pipeline_save_thumbnail
* ges_timeline_pipeline_save_thumbnail:
* @self: a #GESTimelinePipeline in %GST_STATE_PLAYING or %GST_STATE_PAUSED
* @width: the requested width or -1 for native size
* @height: the requested height or -1 for native size
@ -780,21 +781,14 @@ ges_timeline_pipeline_get_thumbnail_buffer (GESTimelinePipeline * self,
* image/jpeg)
* @location: the path to save the thumbnail
*
* A convenience method for ges_timeline_pipeline_get_thumbnail_raw which
* returns a buffer in 24-bit RGB, optionally scaled to the specified width
* and height. If -1 is specified for either dimension, it will be left at
* native size. You can retreive this information from the caps associated
* with the buffer.
* Saves the current frame to the specified @location.
*
* The caller is responsible for unreffing the returned buffer with
* #gst_buffer_unref.
*
* Returns: a #GstBuffer or %NULL
* Returns: %TRUE if the thumbnail was properly save, else %FALSE.
*/
gboolean
ges_timeline_pipeline_save_thumbnail (GESTimelinePipeline * self, int width, int
height, gchar * format, gchar * location)
height, const gchar * format, const gchar * location)
{
GstBuffer *b;
FILE *fp;
@ -814,6 +808,7 @@ ges_timeline_pipeline_save_thumbnail (GESTimelinePipeline * self, int width, int
return res;
}
/* FIXME : Use standard glib methods */
fp = fopen (location, "w+");
if (!fwrite (GST_BUFFER_DATA (b), GST_BUFFER_SIZE (b), 1, fp) || ferror (fp)) {
res = FALSE;
@ -826,7 +821,7 @@ ges_timeline_pipeline_save_thumbnail (GESTimelinePipeline * self, int width, int
}
/**
* ges_timeline_pipeline_get_thumbnail_rgb24
* ges_timeline_pipeline_get_thumbnail_rgb24:
* @self: a #GESTimelinePipeline in %GST_STATE_PLAYING or %GST_STATE_PAUSED
* @width: the requested width or -1 for native size
* @height: the requested height or -1 for native size
@ -840,7 +835,7 @@ ges_timeline_pipeline_save_thumbnail (GESTimelinePipeline * self, int width, int
* The caller is responsible for unreffing the returned buffer with
* #gst_buffer_unref.
*
* Returns: a #GstBuffer or %NULL
* Returns: (transfer full): a #GstBuffer or %NULL
*/
GstBuffer *

2
ges/ges-timeline-pipeline.h
View file

@ -115,7 +115,7 @@ ges_timeline_pipeline_get_thumbnail_rgb24(GESTimelinePipeline *self,
gboolean
ges_timeline_pipeline_save_thumbnail(GESTimelinePipeline *self,
int width, int height, gchar *format, gchar *location);
int width, int height, const gchar *format, const gchar *location);
G_END_DECLS