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audiodecoder: expose default query handling function

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Subclasses can use it to select what queries they want to handle
and forward the rest to the default handling function.

API: gst_audio_decoder_sink_query_default

https://bugzilla.gnome.org/show_bug.cgi?id=753623
This commit is contained in:
Thiago Santos 2015-08-14 08:58:58 -03:00
parent 862c85ce4a
commit 8a64592481
3 changed files with 17 additions and 3 deletions
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16
gst-libs/gst/audio/gstaudiodecoder.c
View file

@ -383,8 +383,6 @@ static gboolean gst_audio_decoder_negotiate_default (GstAudioDecoder * dec);
static gboolean gst_audio_decoder_negotiate_unlocked (GstAudioDecoder * dec); static gboolean gst_audio_decoder_negotiate_unlocked (GstAudioDecoder * dec);
static gboolean gst_audio_decoder_handle_gap (GstAudioDecoder * dec, static gboolean gst_audio_decoder_handle_gap (GstAudioDecoder * dec,
GstEvent * event); GstEvent * event);
static gboolean gst_audio_decoder_sink_query_default (GstAudioDecoder * dec,
GstQuery * query);
static gboolean gst_audio_decoder_src_query_default (GstAudioDecoder * dec, static gboolean gst_audio_decoder_src_query_default (GstAudioDecoder * dec,
GstQuery * query); GstQuery * query);
@ -2634,7 +2632,19 @@ gst_audio_decoder_sink_getcaps (GstAudioDecoder * decoder, GstCaps * filter)
return caps; return caps;
} }
static gboolean /**
* gst_audio_decoder_sink_query_default:
* @decoder: a #GstAudioDecoder
* @query: (transfer none): a #GstQuery
*
* Calls the default query handler for #GstAudioDecoder. It is useful
* when a subclass only want to handle a particular type of query and
* wants to use the default handler for others.
*
* Returns: a boolean, representing if the query was handled.
* Since: 1.6
*/
gboolean
gst_audio_decoder_sink_query_default (GstAudioDecoder * dec, GstQuery * query) gst_audio_decoder_sink_query_default (GstAudioDecoder * dec, GstQuery * query)
{ {
GstPad *pad = GST_AUDIO_DECODER_SINK_PAD (dec); GstPad *pad = GST_AUDIO_DECODER_SINK_PAD (dec);

3
gst-libs/gst/audio/gstaudiodecoder.h
View file

@ -394,6 +394,9 @@ void gst_audio_decoder_get_allocator (GstAudioDecoder * dec,
void gst_audio_decoder_merge_tags (GstAudioDecoder * dec, void gst_audio_decoder_merge_tags (GstAudioDecoder * dec,
const GstTagList * tags, GstTagMergeMode mode); const GstTagList * tags, GstTagMergeMode mode);
gboolean gst_audio_decoder_sink_query_default (GstAudioDecoder * dec,
GstQuery * query);
G_END_DECLS G_END_DECLS
#endif /* _GST_AUDIO_DECODER_H_ */ #endif /* _GST_AUDIO_DECODER_H_ */

1
win32/common/libgstaudio.def
View file

@ -67,6 +67,7 @@ EXPORTS
gst_audio_decoder_set_plc gst_audio_decoder_set_plc
gst_audio_decoder_set_plc_aware gst_audio_decoder_set_plc_aware
gst_audio_decoder_set_tolerance gst_audio_decoder_set_tolerance
gst_audio_decoder_sink_query_default
gst_audio_downmix_meta_api_get_type gst_audio_downmix_meta_api_get_type
gst_audio_downmix_meta_get_info gst_audio_downmix_meta_get_info
gst_audio_encoder_allocate_output_buffer gst_audio_encoder_allocate_output_buffer