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flacenc: implement proper accept-caps

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Should just compare with what can be immediatelly accepted by
the element. flacenc can't renegotiate so if it has a caps already
it should only accept if it is that caps otherwise just use the
template caps
This commit is contained in:
Thiago Santos 2015-08-16 13:21:41 -03:00
parent 3553493d96
commit a00546e078
1 changed files with 37 additions and 0 deletions
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37
ext/flac/gstflacenc.c
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@ -141,6 +141,8 @@ static GstFlowReturn gst_flac_enc_handle_frame (GstAudioEncoder * enc,
static GstCaps *gst_flac_enc_getcaps (GstAudioEncoder * enc, GstCaps * filter);
static gboolean gst_flac_enc_sink_event (GstAudioEncoder * enc,
GstEvent * event);
static gboolean gst_flac_enc_sink_query (GstAudioEncoder * enc,
GstQuery * query);
static void gst_flac_enc_finalize (GObject * object);
@ -359,6 +361,7 @@ gst_flac_enc_class_init (GstFlacEncClass * klass)
base_class->handle_frame = GST_DEBUG_FUNCPTR (gst_flac_enc_handle_frame);
base_class->getcaps = GST_DEBUG_FUNCPTR (gst_flac_enc_getcaps);
base_class->sink_event = GST_DEBUG_FUNCPTR (gst_flac_enc_sink_event);
base_class->sink_query = GST_DEBUG_FUNCPTR (gst_flac_enc_sink_query);
}
static void
@ -1267,6 +1270,40 @@ gst_flac_enc_sink_event (GstAudioEncoder * enc, GstEvent * event)
return ret;
}
static gboolean
gst_flac_enc_sink_query (GstAudioEncoder * enc, GstQuery * query)
{
GstPad *pad = GST_AUDIO_ENCODER_SINK_PAD (enc);
gboolean ret = FALSE;
GST_DEBUG ("Received %s query on sinkpad, %" GST_PTR_FORMAT,
GST_QUERY_TYPE_NAME (query), query);
switch (GST_QUERY_TYPE (query)) {
case GST_QUERY_ACCEPT_CAPS:{
GstCaps *acceptable, *caps;
if (gst_pad_has_current_caps (pad)) {
acceptable = gst_pad_get_current_caps (pad);
} else {
acceptable = gst_pad_get_pad_template_caps (pad);
}
gst_query_parse_accept_caps (query, &caps);
gst_query_set_accept_caps_result (query,
gst_caps_is_subset (caps, acceptable));
gst_caps_unref (acceptable);
}
break;
default:
ret = GST_AUDIO_ENCODER_CLASS (parent_class)->sink_query (enc, query);
break;
}
return ret;
}
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
#define READ_INT24 GST_READ_UINT24_LE
#else