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gst/wavparse/gstwavparse.c: Hack to make wavparse work with spider (always -> sometimes pad).

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Original commit message from CVS:
* gst/wavparse/gstwavparse.c: (gst_wavparse_init),
(gst_wavparse_destroy_sourcepad), (gst_wavparse_create_sourcepad),
(gst_wavparse_parse_fmt), (gst_wavparse_change_state):
Hack to make wavparse work with spider (always -> sometimes pad).
Fixes #135862 && #140411.
This commit is contained in:
Ronald S. Bultje 2004-04-18 23:40:34 +00:00
parent 38d20a00da
commit 2cb68dcdc1
2 changed files with 44 additions and 3 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2004-04-18 Ronald Bultje <rbultje@ronald.bitfreak.net>
* gst/wavparse/gstwavparse.c: (gst_wavparse_init),
(gst_wavparse_destroy_sourcepad), (gst_wavparse_create_sourcepad),
(gst_wavparse_parse_fmt), (gst_wavparse_change_state):
Hack to make wavparse work with spider (always -> sometimes pad).
Fixes #135862 && #140411.
2004-04-18 Benjamin Otte <otte@gnome.org> 2004-04-18 Benjamin Otte <otte@gnome.org>
* sys/oss/gstosselement.c: (gst_osselement_sync_parms), * sys/oss/gstosselement.c: (gst_osselement_sync_parms),

39
gst/wavparse/gstwavparse.c
View file

@ -63,7 +63,7 @@ GST_STATIC_PAD_TEMPLATE ("wavparse_sink",
static GstStaticPadTemplate src_template_factory = static GstStaticPadTemplate src_template_factory =
GST_STATIC_PAD_TEMPLATE ("wavparse_src", GST_STATIC_PAD_TEMPLATE ("wavparse_src",
GST_PAD_SRC, GST_PAD_SRC,
GST_PAD_ALWAYS, GST_PAD_SOMETIMES, /* FIXME: spider */
GST_STATIC_CAPS ("audio/x-raw-int, " GST_STATIC_CAPS ("audio/x-raw-int, "
"endianness = (int) little_endian, " "endianness = (int) little_endian, "
"signed = (boolean) { true, false }, " "signed = (boolean) { true, false }, "
@ -171,7 +171,7 @@ gst_wavparse_init (GstWavParse * wavparse)
gst_pad_set_query_type_function (wavparse->sinkpad, gst_pad_set_query_type_function (wavparse->sinkpad,
gst_wavparse_get_query_types); gst_wavparse_get_query_types);
gst_pad_set_query_function (wavparse->sinkpad, gst_wavparse_pad_query); gst_pad_set_query_function (wavparse->sinkpad, gst_wavparse_pad_query);
#if 0
/* source */ /* source */
wavparse->srcpad = wavparse->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get gst_pad_new_from_template (gst_static_pad_template_get
@ -186,7 +186,7 @@ gst_wavparse_init (GstWavParse * wavparse)
gst_pad_set_event_function (wavparse->srcpad, gst_wavparse_srcpad_event); gst_pad_set_event_function (wavparse->srcpad, gst_wavparse_srcpad_event);
gst_pad_set_event_mask_function (wavparse->srcpad, gst_pad_set_event_mask_function (wavparse->srcpad,
gst_wavparse_get_event_masks); gst_wavparse_get_event_masks);
#endif
gst_element_set_loop_function (GST_ELEMENT (wavparse), gst_wavparse_loop); gst_element_set_loop_function (GST_ELEMENT (wavparse), gst_wavparse_loop);
wavparse->state = GST_WAVPARSE_UNKNOWN; wavparse->state = GST_WAVPARSE_UNKNOWN;
@ -195,6 +195,35 @@ gst_wavparse_init (GstWavParse * wavparse)
wavparse->seek_offset = 0; wavparse->seek_offset = 0;
} }
static void
gst_wavparse_destroy_sourcepad (GstWavParse * wavparse)
{
gst_element_remove_pad (GST_ELEMENT (wavparse), wavparse->srcpad);
wavparse->srcpad = NULL;
}
static void
gst_wavparse_create_sourcepad (GstWavParse * wavparse)
{
if (wavparse->srcpad)
gst_wavparse_destroy_sourcepad (wavparse);
/* source */
wavparse->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&src_template_factory), "src");
gst_pad_use_explicit_caps (wavparse->srcpad);
/*gst_element_add_pad (GST_ELEMENT (wavparse), wavparse->srcpad); */
gst_pad_set_formats_function (wavparse->srcpad, gst_wavparse_get_formats);
gst_pad_set_convert_function (wavparse->srcpad, gst_wavparse_pad_convert);
gst_pad_set_query_type_function (wavparse->srcpad,
gst_wavparse_get_query_types);
gst_pad_set_query_function (wavparse->srcpad, gst_wavparse_pad_query);
gst_pad_set_event_function (wavparse->srcpad, gst_wavparse_srcpad_event);
gst_pad_set_event_mask_function (wavparse->srcpad,
gst_wavparse_get_event_masks);
}
static void static void
gst_wavparse_get_property (GObject * object, gst_wavparse_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec) guint prop_id, GValue * value, GParamSpec * pspec)
@ -597,6 +626,8 @@ gst_wavparse_parse_fmt (GstWavParse * wavparse, guint size)
wavparse->width = GUINT16_FROM_LE (format->wBitsPerSample); wavparse->width = GUINT16_FROM_LE (format->wBitsPerSample);
wavparse->format = GINT16_FROM_LE (format->wFormatTag); wavparse->format = GINT16_FROM_LE (format->wFormatTag);
gst_wavparse_create_sourcepad (wavparse);
/* set the caps on the src pad */ /* set the caps on the src pad */
/* FIXME: handle all of the other formats as well */ /* FIXME: handle all of the other formats as well */
switch (wavparse->format) { switch (wavparse->format) {
@ -655,6 +686,7 @@ gst_wavparse_parse_fmt (GstWavParse * wavparse, guint size)
gst_pad_set_explicit_caps (wavparse->srcpad, caps); gst_pad_set_explicit_caps (wavparse->srcpad, caps);
gst_caps_free (caps); gst_caps_free (caps);
} }
gst_element_add_pad (GST_ELEMENT (wavparse), wavparse->srcpad);
GST_DEBUG ("frequency %d, channels %d", wavparse->rate, wavparse->channels); GST_DEBUG ("frequency %d, channels %d", wavparse->rate, wavparse->channels);
} }
@ -1118,6 +1150,7 @@ gst_wavparse_change_state (GstElement * element)
case GST_STATE_PLAYING_TO_PAUSED: case GST_STATE_PLAYING_TO_PAUSED:
break; break;
case GST_STATE_PAUSED_TO_READY: case GST_STATE_PAUSED_TO_READY:
gst_wavparse_destroy_sourcepad (wavparse);
gst_bytestream_destroy (wavparse->bs); gst_bytestream_destroy (wavparse->bs);
wavparse->state = GST_WAVPARSE_UNKNOWN; wavparse->state = GST_WAVPARSE_UNKNOWN;
wavparse->bps = 0; wavparse->bps = 0;