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Fix compile warning.

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Original commit message from CVS:
* configure.ac:
* ext/amrnb/amrnbparse.c: (gst_amrnbparse_read_header):
Fix compile warning.

* ext/lame/gstlame.c: (gst_lame_class_init),
(gst_lame_src_getcaps), (gst_lame_src_setcaps),
(gst_lame_sink_setcaps), (gst_lame_init), (gst_lame_sink_event),
(gst_lame_chain), (gst_lame_change_state):
* ext/lame/gstlame.h:
Port lame plugin
This commit is contained in:
Wim Taymans 2005-08-16 16:12:15 +00:00
parent 0f6960577f
commit d73cbdcf36
2 changed files with 210 additions and 148 deletions
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355
ext/lame/gstlame.c
View file

@ -35,7 +35,7 @@ static GstElementDetails gst_lame_details = {
"L.A.M.E. mp3 encoder",
"Codec/Encoder/Audio",
"High-quality free MP3 encoder",
"Erik Walthinsen <omega@cse.ogi.edu>",
"Erik Walthinsen <omega@cse.ogi.edu>, " "Wim Taymans <wim@fluendo.com>",
};
/* LAME can do MPEG-1, MPEG-2, and MPEG-2.5, so it has 9 possible
@ -230,7 +230,8 @@ static void gst_lame_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_lame_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static void gst_lame_chain (GstPad * pad, GstData * _data);
static gboolean gst_lame_sink_event (GstPad * pad, GstEvent * event);
static GstFlowReturn gst_lame_chain (GstPad * pad, GstBuffer * buf);
static gboolean gst_lame_setup (GstLame * lame);
static GstElementStateReturn gst_lame_change_state (GstElement * element);
@ -294,6 +295,9 @@ gst_lame_class_init (GstLameClass * klass)
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
gobject_class->set_property = gst_lame_set_property;
gobject_class->get_property = gst_lame_get_property;
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_BITRATE,
g_param_spec_int ("bitrate", "Bitrate (kb/s)", "Bitrate in kbit/sec",
8, 320, 128, G_PARAM_READWRITE));
@ -407,8 +411,6 @@ gst_lame_class_init (GstLameClass * klass)
g_param_spec_enum ("preset", "Lame Preset", "Lame Preset",
GST_TYPE_LAME_PRESET, 0, G_PARAM_READWRITE));
#endif
gobject_class->set_property = gst_lame_set_property;
gobject_class->get_property = gst_lame_get_property;
gstelement_class->change_state = gst_lame_change_state;
}
@ -423,22 +425,25 @@ gst_lame_src_getcaps (GstPad * pad)
if (!gst_lame_setup (lame)) {
GST_DEBUG_OBJECT (lame, "problem doing lame setup");
return
caps =
gst_caps_copy (gst_pad_template_get_caps (gst_static_pad_template_get
(&gst_lame_src_template)));
} else {
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 1,
"layer", G_TYPE_INT, 3,
"rate", G_TYPE_INT, lame_get_out_samplerate (lame->lgf),
"channels", G_TYPE_INT, lame->num_channels, NULL);
}
caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, 1,
"layer", G_TYPE_INT, 3,
"rate", G_TYPE_INT, lame_get_out_samplerate (lame->lgf),
"channels", G_TYPE_INT, lame->num_channels, NULL);
gst_object_unref (lame);
return caps;
}
static GstPadLinkReturn
gst_lame_src_link (GstPad * pad, const GstCaps * caps)
#if 0
static gboolean
gst_lame_src_setcaps (GstPad * pad, GstCaps * caps)
{
GstLame *lame;
gint out_samplerate;
@ -446,15 +451,17 @@ gst_lame_src_link (GstPad * pad, const GstCaps * caps)
GstCaps *othercaps, *channelcaps;
GstPadLinkReturn result;
lame = GST_LAME (gst_pad_get_parent (pad));
lame = GST_LAME (GST_PAD_PARENT (pad));
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (structure, "rate", &out_samplerate) ||
!gst_structure_get_int (structure, "channels", &lame->num_channels))
g_return_val_if_reached (GST_PAD_LINK_REFUSED);
/* we need channels and rate */
if (!gst_structure_get_int (structure, "rate", &out_samplerate));
goto no_rate;
if (!gst_structure_get_int (structure, "channels", &lame->num_channels));
goto no_channels;
if (lame_set_out_samplerate (lame->lgf, out_samplerate) != 0)
return GST_PAD_LINK_REFUSED;
goto could_not_set_samplerate;
/* we don't do channel conversion */
channelcaps = gst_caps_new_simple ("audio/x-raw-int", "channels", G_TYPE_INT,
@ -480,10 +487,27 @@ gst_lame_src_link (GstPad * pad, const GstCaps * caps)
}
return result;
}
static GstPadLinkReturn
gst_lame_sink_link (GstPad * pad, const GstCaps * caps)
no_rate:
{
GST_DEBUG ("no rate specified in caps");
return FALSE;
}
no_channels:
{
GST_DEBUG ("no channels specified in caps");
return FALSE;
}
could_not_set_samplerate:
{
GST_DEBUG ("could not set samplerate");
return FALSE;
}
}
#endif
static gboolean
gst_lame_sink_setcaps (GstPad * pad, GstCaps * caps)
{
GstLame *lame;
gint out_samplerate;
@ -493,16 +517,15 @@ gst_lame_sink_link (GstPad * pad, const GstCaps * caps)
lame = GST_LAME (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (structure, "rate", &lame->samplerate) ||
!gst_structure_get_int (structure, "channels", &lame->num_channels))
g_return_val_if_reached (GST_PAD_LINK_REFUSED);
if (!gst_structure_get_int (structure, "rate", &lame->samplerate))
goto no_rate;
if (!gst_structure_get_int (structure, "channels", &lame->num_channels))
goto no_channels;
/* let lame choose a default samplerate */
lame_set_out_samplerate (lame->lgf, 0);
if (!gst_lame_setup (lame)) {
GST_ELEMENT_ERROR (lame, CORE, NEGOTIATION, (NULL),
("could not initialize encoder (wrong parameters?)"));
return GST_PAD_LINK_REFUSED;
}
if (!gst_lame_setup (lame))
goto setup_failed;
out_samplerate = lame_get_out_samplerate (lame->lgf);
othercaps =
@ -512,7 +535,30 @@ gst_lame_sink_link (GstPad * pad, const GstCaps * caps)
"channels", G_TYPE_INT, lame->num_channels,
"rate", G_TYPE_INT, out_samplerate, NULL);
return gst_pad_try_set_caps (lame->srcpad, othercaps);
/* and use these caps */
gst_pad_set_caps (lame->srcpad, othercaps);
gst_caps_unref (othercaps);
return TRUE;
no_rate:
{
GST_ELEMENT_ERROR (lame, CORE, NEGOTIATION, (NULL),
("no rate specified in input"));
return FALSE;
}
no_channels:
{
GST_ELEMENT_ERROR (lame, CORE, NEGOTIATION, (NULL),
("no channels specified in input"));
return FALSE;
}
setup_failed:
{
GST_ELEMENT_ERROR (lame, CORE, NEGOTIATION, (NULL),
("could not initialize encoder (wrong parameters?)"));
return FALSE;
}
}
static void
@ -523,17 +569,16 @@ gst_lame_init (GstLame * lame)
lame->sinkpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&gst_lame_sink_template), "sink");
gst_element_add_pad (GST_ELEMENT (lame), lame->sinkpad);
gst_pad_set_event_function (lame->sinkpad, gst_lame_sink_event);
gst_pad_set_chain_function (lame->sinkpad, gst_lame_chain);
gst_pad_set_link_function (lame->sinkpad, gst_lame_sink_link);
gst_pad_set_setcaps_function (lame->sinkpad, gst_lame_sink_setcaps);
gst_element_add_pad (GST_ELEMENT (lame), lame->sinkpad);
lame->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get
(&gst_lame_src_template), "src");
gst_element_add_pad (GST_ELEMENT (lame), lame->srcpad);
gst_pad_set_link_function (lame->srcpad, gst_lame_src_link);
gst_pad_set_getcaps_function (lame->srcpad, gst_lame_src_getcaps);
GST_FLAG_SET (lame, GST_ELEMENT_EVENT_AWARE);
gst_element_add_pad (GST_ELEMENT (lame), lame->srcpad);
GST_DEBUG ("setting up lame encoder");
lame->lgf = lame_init ();
@ -581,7 +626,6 @@ gst_lame_init (GstLame * lame)
id3tag_init (lame->lgf);
lame->newmediacount = 0;
GST_DEBUG_OBJECT (lame, "done initializing");
}
@ -912,116 +956,124 @@ gst_lame_get_property (GObject * object, guint prop_id, GValue * value,
}
}
static void
gst_lame_chain (GstPad * pad, GstData * _data)
static gboolean
gst_lame_sink_event (GstPad * pad, GstEvent * event)
{
GstLame *lame;
lame = GST_LAME (gst_pad_get_parent (pad));
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
GST_DEBUG_OBJECT (lame, "handling EOS event");
/* FIXME, push last data packet */
gst_pad_push_event (lame->srcpad, event);
break;
case GST_EVENT_FLUSH_START:
GST_DEBUG_OBJECT (lame, "handling FLUSH start event");
/* forward event */
gst_pad_push_event (lame->srcpad, event);
/* make streaming stop */
GST_STREAM_LOCK (pad);
GST_STREAM_UNLOCK (pad);
break;
case GST_EVENT_FLUSH_STOP:
{
guchar *mp3_data = NULL;
gint mp3_buffer_size, mp3_size = 0;
GST_DEBUG_OBJECT (lame, "handling FLUSH stop event");
/* clear buffers */
GST_STREAM_LOCK (pad);
mp3_buffer_size = 7200;
mp3_data = g_malloc (mp3_buffer_size);
mp3_size = lame_encode_flush (lame->lgf, mp3_data, mp3_buffer_size);
gst_pad_push_event (lame->srcpad, event);
GST_STREAM_UNLOCK (pad);
break;
}
case GST_EVENT_TAG:
GST_DEBUG_OBJECT (lame, "handling TAG event");
if (lame->tags) {
GstTagList *taglist;
gst_event_parse_tag (event, &taglist),
gst_tag_list_insert (lame->tags, taglist,
gst_tag_setter_get_merge_mode (GST_TAG_SETTER (lame)));
} else {
g_assert_not_reached ();
}
gst_pad_push_event (lame->srcpad, event);
break;
default:
gst_pad_push_event (lame->srcpad, event);
break;
}
return TRUE;
}
static GstFlowReturn
gst_lame_chain (GstPad * pad, GstBuffer * buf)
{
GstBuffer *buf = GST_BUFFER (_data);
GstLame *lame;
GstBuffer *outbuf;
gchar *mp3_data = NULL;
guchar *mp3_data = NULL;
gint mp3_buffer_size, mp3_size = 0;
gboolean eos = FALSE;
gint64 duration;
GstFlowReturn result;
lame = GST_LAME (gst_pad_get_parent (pad));
GST_LOG_OBJECT (lame, "entered chain");
if (GST_IS_EVENT (buf)) {
switch (GST_EVENT_TYPE (buf)) {
case GST_EVENT_EOS:
GST_DEBUG_OBJECT (lame, "handling EOS event");
eos = TRUE;
case GST_EVENT_FLUSH:
GST_DEBUG_OBJECT (lame, "handling FLUSH event");
mp3_buffer_size = 7200;
mp3_data = g_malloc (mp3_buffer_size);
if (!lame->initialized)
goto not_initialized;
mp3_size = lame_encode_flush (lame->lgf, mp3_data, mp3_buffer_size);
gst_event_unref (GST_EVENT (buf));
break;
case GST_EVENT_TAG:
GST_DEBUG_OBJECT (lame, "handling TAG event");
if (lame->tags) {
gst_tag_list_insert (lame->tags,
gst_event_tag_get_list (GST_EVENT (buf)),
gst_tag_setter_get_merge_mode (GST_TAG_SETTER (lame)));
} else {
g_assert_not_reached ();
}
/* allocate space for output */
mp3_buffer_size =
((GST_BUFFER_SIZE (buf) / (2 + lame->num_channels)) * 1.25) + 7200;
mp3_data = g_malloc (mp3_buffer_size);
gst_pad_event_default (pad, GST_EVENT (buf));
break;
case GST_EVENT_DISCONTINUOUS:
if (GST_EVENT_DISCONT_NEW_MEDIA (GST_EVENT (buf))) {
/* do not re-initialise if it is first new media discont */
if (lame->newmediacount++ > 0) {
lame_close (lame->lgf);
lame->lgf = lame_init ();
lame->initialized = FALSE;
lame->last_ts = GST_CLOCK_TIME_NONE;
gst_lame_setup (lame);
}
}
gst_pad_event_default (pad, GST_EVENT (buf));
break;
default:
gst_pad_event_default (pad, GST_EVENT (buf));
break;
}
/* lame seems to be too stupid to get mono interleaved going */
if (lame->num_channels == 1) {
mp3_size = lame_encode_buffer (lame->lgf,
(short int *) (GST_BUFFER_DATA (buf)),
(short int *) (GST_BUFFER_DATA (buf)),
GST_BUFFER_SIZE (buf) / 2, mp3_data, mp3_buffer_size);
} else {
gint64 duration;
if (!lame->initialized) {
gst_buffer_unref (buf);
GST_ELEMENT_ERROR (lame, CORE, NEGOTIATION, (NULL),
("encoder not initialized (input is not audio?)"));
return;
}
/* allocate space for output */
mp3_buffer_size =
((GST_BUFFER_SIZE (buf) / (2 + lame->num_channels)) * 1.25) + 7200;
mp3_data = g_malloc (mp3_buffer_size);
/* lame seems to be too stupid to get mono interleaved going */
if (lame->num_channels == 1) {
mp3_size = lame_encode_buffer (lame->lgf,
(short int *) (GST_BUFFER_DATA (buf)),
(short int *) (GST_BUFFER_DATA (buf)),
GST_BUFFER_SIZE (buf) / 2, mp3_data, mp3_buffer_size);
} else {
mp3_size = lame_encode_buffer_interleaved (lame->lgf,
(short int *) (GST_BUFFER_DATA (buf)),
GST_BUFFER_SIZE (buf) / 2 / lame->num_channels,
mp3_data, mp3_buffer_size);
}
GST_LOG_OBJECT (lame, "encoded %d bytes of audio to %d bytes of mp3",
GST_BUFFER_SIZE (buf), mp3_size);
duration = (GST_SECOND * GST_BUFFER_SIZE (buf) /
(2 * lame->samplerate * lame->num_channels));
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE &&
GST_BUFFER_DURATION (buf) != duration)
GST_DEBUG_OBJECT (lame, "incoming buffer had incorrect duration "
GST_TIME_FORMAT "outgoing buffer will have correct duration "
GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)), GST_TIME_ARGS (duration));
if (lame->last_ts == GST_CLOCK_TIME_NONE) {
lame->last_ts = GST_BUFFER_TIMESTAMP (buf);
lame->last_offs = GST_BUFFER_OFFSET (buf);
lame->last_duration = duration;
} else {
lame->last_duration += duration;
}
gst_buffer_unref (buf);
mp3_size = lame_encode_buffer_interleaved (lame->lgf,
(short int *) (GST_BUFFER_DATA (buf)),
GST_BUFFER_SIZE (buf) / 2 / lame->num_channels,
mp3_data, mp3_buffer_size);
}
GST_LOG_OBJECT (lame, "encoded %d bytes of audio to %d bytes of mp3",
GST_BUFFER_SIZE (buf), mp3_size);
duration = (GST_SECOND * GST_BUFFER_SIZE (buf) /
(2 * lame->samplerate * lame->num_channels));
if (GST_BUFFER_DURATION (buf) != GST_CLOCK_TIME_NONE &&
GST_BUFFER_DURATION (buf) != duration)
GST_DEBUG_OBJECT (lame, "incoming buffer had incorrect duration %"
GST_TIME_FORMAT "outgoing buffer will have correct duration %"
GST_TIME_FORMAT,
GST_TIME_ARGS (GST_BUFFER_DURATION (buf)), GST_TIME_ARGS (duration));
if (lame->last_ts == GST_CLOCK_TIME_NONE) {
lame->last_ts = GST_BUFFER_TIMESTAMP (buf);
lame->last_offs = GST_BUFFER_OFFSET (buf);
lame->last_duration = duration;
} else {
lame->last_duration += duration;
}
gst_buffer_unref (buf);
if (mp3_size > 0) {
outbuf = gst_buffer_new ();
GST_BUFFER_DATA (outbuf) = mp3_data;
@ -1030,16 +1082,25 @@ gst_lame_chain (GstPad * pad, GstData * _data)
GST_BUFFER_OFFSET (outbuf) = lame->last_offs;
GST_BUFFER_DURATION (outbuf) = lame->last_duration;
gst_pad_push (lame->srcpad, GST_DATA (outbuf));
result = gst_pad_push (lame->srcpad, outbuf);
lame->last_ts = GST_CLOCK_TIME_NONE;
} else {
g_free (mp3_data);
result = GST_FLOW_OK;
}
gst_object_unref (lame);
if (eos) {
gst_pad_push (lame->srcpad, GST_DATA (gst_event_new (GST_EVENT_EOS)));
gst_element_set_eos (GST_ELEMENT (lame));
return result;
/* ERRORS */
not_initialized:
{
gst_buffer_unref (buf);
GST_ELEMENT_ERROR (lame, CORE, NEGOTIATION, (NULL),
("encoder not initialized (input is not audio?)"));
gst_object_unref (lame);
return GST_FLOW_ERROR;
}
}
@ -1135,18 +1196,26 @@ static GstElementStateReturn
gst_lame_change_state (GstElement * element)
{
GstLame *lame;
g_return_val_if_fail (GST_IS_LAME (element), GST_STATE_FAILURE);
gint transition;
GstElementStateReturn result;
lame = GST_LAME (element);
GST_DEBUG ("state pending %d", GST_STATE_PENDING (element));
transition = GST_STATE_TRANSITION (lame);
switch (GST_STATE_TRANSITION (element)) {
switch (transition) {
case GST_STATE_READY_TO_PAUSED:
lame->last_ts = GST_CLOCK_TIME_NONE;
break;
case GST_STATE_READY_TO_NULL:
default:
break;
}
/* if we haven't failed already, give the parent class a chance to ;-) */
result = GST_ELEMENT_CLASS (parent_class)->change_state (element);
switch (transition) {
case GST_STATE_PAUSED_TO_READY:
if (lame->initialized) {
lame_close (lame->lgf);
lame->lgf = lame_init ();
@ -1157,11 +1226,7 @@ gst_lame_change_state (GstElement * element)
break;
}
/* if we haven't failed already, give the parent class a chance to ;-) */
if (GST_ELEMENT_CLASS (parent_class)->change_state)
return GST_ELEMENT_CLASS (parent_class)->change_state (element);
return GST_STATE_SUCCESS;
return result;
}
static gboolean

3
ext/lame/gstlame.h
View file

@ -100,9 +100,6 @@ struct _GstLame {
/* time tracker */
guint64 last_ts, last_offs, last_duration;
/* new media count */
gint16 newmediacount;
};
struct _GstLameClass {