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configure.ac: ext/Makefile.am

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Original commit message from CVS:
2007-02-02  Andy Wingo  <wingo@pobox.com>

* configure.ac:
* ext/Makefile.am
* ext/sndfile/Makefile.am:
* ext/sndfile/gstsf.c:
* ext/sndfile/gstsf.h:
* ext/sndfile/gstsfsink.c:
* ext/sndfile/gstsfsink.h: Port sfsink to 0.10. Works in pull or
push mode with interleaved float or int data.
This commit is contained in:
Andy Wingo 2007-02-02 13:28:05 +00:00
parent 144b320afe
commit 91e91243a9
8 changed files with 644 additions and 852 deletions
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11
ChangeLog
View file

@ -1,3 +1,14 @@
2007-02-02 Andy Wingo <wingo@pobox.com>
* configure.ac:
* ext/Makefile.am
* ext/sndfile/Makefile.am:
* ext/sndfile/gstsf.c:
* ext/sndfile/gstsf.h:
* ext/sndfile/gstsfsink.c:
* ext/sndfile/gstsfsink.h: Port sfsink to 0.10. Works in pull or
push mode with interleaved float or int data.
2007-02-02 Tim-Philipp Müller <tim at centricular dot net>
* ext/alsaspdif/alsaspdifsink.c: (plugin_init):

10
configure.ac
View file

@ -750,6 +750,14 @@ GST_CHECK_FEATURE(SDL, [SDL plug-in], sdlvideosink sdlaudiosink, [
AM_PATH_SDL(, HAVE_SDL=yes, HAVE_SDL=no)
])
dnl *** sndfile ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SNDFILE, true)
GST_CHECK_FEATURE(SNDFILE, [sndfile plug-in], sfsrc sfsink, [
PKG_CHECK_MODULES(SNDFILE, sndfile >= 1.0.0, HAVE_SNDFILE="yes", HAVE_SNDFILE="no")
AC_SUBST(SNDFILE_CFLAGS)
AC_SUBST(SNDFILE_LIBS)
])
dnl *** soundtouch ***
translit(dnm, m, l) AM_CONDITIONAL(USE_SOUNDTOUCH, true)
GST_CHECK_FEATURE(SOUNDTOUCH, [soundtouch plug-in], soundtouch, [
@ -889,6 +897,7 @@ AM_CONDITIONAL(USE_MUSICBRAINZ, false)
AM_CONDITIONAL(USE_MYTHTV, false)
AM_CONDITIONAL(USE_NEON, false)
AM_CONDITIONAL(USE_SDL, false)
AM_CONDITIONAL(USE_SNDFILE, false)
AM_CONDITIONAL(USE_SOUNDTOUCH, false)
AM_CONDITIONAL(USE_SPC, false)
AM_CONDITIONAL(USE_SWFDEC, false)
@ -1005,6 +1014,7 @@ ext/musicbrainz/Makefile
ext/mythtv/Makefile
ext/neon/Makefile
ext/sdl/Makefile
ext/sndfile/Makefile
ext/soundtouch/Makefile
ext/spc/Makefile
ext/swfdec/Makefile

9
ext/Makefile.am
View file

@ -202,11 +202,11 @@ SHOUT_DIR=
SMOOTHWAVE_DIR=
# endif
# if USE_SNDFILE
# SNDFILE_DIR=sndfile
# else
if USE_SNDFILE
SNDFILE_DIR=sndfile
else
SNDFILE_DIR=
# endif
endif
if USE_SOUNDTOUCH
SOUNDTOUCH_DIR=soundtouch
@ -316,6 +316,7 @@ DIST_SUBDIRS= \
mythtv \
neon \
sdl \
sndfile \
soundtouch \
spc \
swfdec \

8
ext/sndfile/Makefile.am
View file

@ -1,9 +1,9 @@
plugin_LTLIBRARIES = libgstsndfile.la
libgstsndfile_la_SOURCES = gstsf.c
libgstsndfile_la_CFLAGS = $(GST_CFLAGS) $(SNDFILE_CFLAGS)
libgstsndfile_la_LIBADD = $(SNDFILE_LIBS)
libgstsndfile_la_SOURCES = gstsf.c gstsfsink.c
libgstsndfile_la_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_BASE_CFLAGS) $(GST_CFLAGS) $(SNDFILE_CFLAGS)
libgstsndfile_la_LIBADD = $(GST_BASE_LIBS) $(GST_LIBS) $(SNDFILE_LIBS)
libgstsndfile_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = gstsf.h
noinst_HEADERS = gstsf.h gstsfsink.h

774
ext/sndfile/gstsf.c
View file

@ -22,51 +22,12 @@
#include "config.h"
#endif
#include "gst/gst-i18n-plugin.h"
#include <string.h>
#include <gst/gst.h>
#include <gst/audio/audio.h>
#include "gstsf.h"
static const GstElementDetails sfsrc_details =
GST_ELEMENT_DETAILS ("Sndfile source",
"Source/Audio",
"Read audio streams from disk using libsndfile",
"Andy Wingo <wingo at pobox dot com>");
static const GstElementDetails sfsink_details =
GST_ELEMENT_DETAILS ("Sndfile sink",
"Sink/Audio",
"Write audio streams to disk using libsndfile",
"Andy Wingo <wingo at pobox dot com>");
enum
{
ARG_0,
ARG_LOCATION,
ARG_MAJOR_TYPE,
ARG_MINOR_TYPE,
ARG_LOOP,
ARG_CREATE_PADS
};
static GstStaticPadTemplate sf_src_factory = GST_STATIC_PAD_TEMPLATE ("src%d",
GST_PAD_SRC,
GST_PAD_REQUEST,
GST_STATIC_CAPS (GST_AUDIO_FLOAT_STANDARD_PAD_TEMPLATE_CAPS)
);
static GstStaticPadTemplate sf_sink_factory = GST_STATIC_PAD_TEMPLATE ("sink%d",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS (GST_AUDIO_FLOAT_STANDARD_PAD_TEMPLATE_CAPS)
);
#define GST_TYPE_SF_MAJOR_TYPES (gst_sf_major_types_get_type())
static GType
GType
gst_sf_major_types_get_type (void)
{
static GType sf_major_types_type = 0;
@ -94,11 +55,11 @@ gst_sf_major_types_get_type (void)
if (k > 0
&& strcmp (sf_major_types[k].value_nick,
sf_major_types[k - 1].value_nick) == 0) {
g_free (sf_major_types[k].value_nick);
g_free ((gchar *) sf_major_types[k].value_nick);
sf_major_types[k].value_nick =
g_strconcat (sf_major_types[k - 1].value_nick, "-",
sf_major_types[k].value_name, NULL);
g_strcanon (sf_major_types[k].value_nick,
g_strcanon ((gchar *) sf_major_types[k].value_nick,
G_CSET_A_2_Z G_CSET_a_2_z G_CSET_DIGITS "-", '-');
}
}
@ -109,8 +70,7 @@ gst_sf_major_types_get_type (void)
return sf_major_types_type;
}
#define GST_TYPE_SF_MINOR_TYPES (gst_sf_minor_types_get_type())
static GType
GType
gst_sf_minor_types_get_type (void)
{
static GType sf_minor_types_type = 0;
@ -131,8 +91,8 @@ gst_sf_minor_types_get_type (void)
sf_minor_types[k].value = format_info.format;
sf_minor_types[k].value_name = g_strdup (format_info.name);
sf_minor_types[k].value_nick = g_ascii_strdown (format_info.name, -1);
g_strcanon (sf_minor_types[k].value_nick, G_CSET_a_2_z G_CSET_DIGITS "-",
'-');
g_strcanon ((gchar *) sf_minor_types[k].value_nick,
G_CSET_a_2_z G_CSET_DIGITS "-", '-');
}
sf_minor_types_type =
@ -141,731 +101,13 @@ gst_sf_minor_types_get_type (void)
return sf_minor_types_type;
}
static void gst_sfsrc_base_init (gpointer g_class);
static void gst_sfsink_base_init (gpointer g_class);
static void gst_sf_class_init (GstSFClass * klass);
static void gst_sf_init (GstSF * this);
static void gst_sf_dispose (GObject * object);
static void gst_sf_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_sf_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static GstClock *gst_sf_get_clock (GstElement * element);
static void gst_sf_set_clock (GstElement * element, GstClock * clock);
static GstPad *gst_sf_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * unused);
static void gst_sf_release_request_pad (GstElement * element, GstPad * pad);
static GstStateChangeReturn gst_sf_change_state (GstElement * element,
GstStateChange transition);
static GstPadLinkReturn gst_sf_link (GstPad * pad, const GstCaps * caps);
static void gst_sf_loop (GstElement * element);
static GstClockTime gst_sf_get_time (GstClock * clock, gpointer data);
static gboolean gst_sf_open_file (GstSF * this);
static void gst_sf_close_file (GstSF * this);
static GstElementClass *parent_class = NULL;
GST_DEBUG_CATEGORY_STATIC (gstsf_debug);
#define INFO(...) \
GST_CAT_LEVEL_LOG (gstsf_debug, GST_LEVEL_INFO, NULL, __VA_ARGS__)
#define INFO_OBJ(obj,...) \
GST_CAT_LEVEL_LOG (gstsf_debug, GST_LEVEL_INFO, obj, __VA_ARGS__)
GType
gst_sf_get_type (void)
{
static GType sf_type = 0;
if (!sf_type) {
static const GTypeInfo sf_info = {
sizeof (GstSFClass), NULL,
NULL,
(GClassInitFunc) NULL, /* don't even initialize the class */
NULL,
NULL,
sizeof (GstSF),
0,
(GInstanceInitFunc) NULL /* abstract base class */
};
sf_type = g_type_register_static (GST_TYPE_ELEMENT, "GstSF", &sf_info, 0);
}
return sf_type;
}
GType
gst_sfsrc_get_type (void)
{
static GType sfsrc_type = 0;
if (!sfsrc_type) {
static const GTypeInfo sfsrc_info = {
sizeof (GstSFClass),
gst_sfsrc_base_init,
NULL,
(GClassInitFunc) gst_sf_class_init,
NULL,
NULL,
sizeof (GstSF),
0,
(GInstanceInitFunc) gst_sf_init,
};
sfsrc_type =
g_type_register_static (GST_TYPE_SF, "GstSFSrc", &sfsrc_info, 0);
}
return sfsrc_type;
}
GType
gst_sfsink_get_type (void)
{
static GType sfsink_type = 0;
if (!sfsink_type) {
static const GTypeInfo sfsink_info = {
sizeof (GstSFClass),
gst_sfsink_base_init,
NULL,
(GClassInitFunc) gst_sf_class_init,
NULL,
NULL,
sizeof (GstSF),
0,
(GInstanceInitFunc) gst_sf_init,
};
sfsink_type =
g_type_register_static (GST_TYPE_SF, "GstSFSink", &sfsink_info, 0);
}
return sfsink_type;
}
static void
gst_sfsrc_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sf_src_factory));
gst_element_class_set_details (element_class, &sfsrc_details);
}
static void
gst_sfsink_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sf_sink_factory));
gst_element_class_set_details (element_class, &sfsink_details);
}
static void
gst_sf_class_init (GstSFClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GParamSpec *pspec;
gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass;
parent_class = g_type_class_peek_parent (klass);
gst_element_class_install_std_props (gstelement_class, "location",
ARG_LOCATION, G_PARAM_READWRITE, NULL);
pspec = g_param_spec_enum
("major-type", "Major type", "Major output type", GST_TYPE_SF_MAJOR_TYPES,
SF_FORMAT_WAV, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, ARG_MAJOR_TYPE, pspec);
pspec = g_param_spec_enum
("minor-type", "Minor type", "Minor output type", GST_TYPE_SF_MINOR_TYPES,
SF_FORMAT_FLOAT, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, ARG_MINOR_TYPE, pspec);
if (G_TYPE_FROM_CLASS (klass) == GST_TYPE_SFSRC) {
pspec = g_param_spec_boolean ("loop", "Loop?", "Loop the output?",
FALSE, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, ARG_LOOP, pspec);
pspec =
g_param_spec_boolean ("create-pads", "Create pads?",
"Create one pad for each channel in the sound file?", TRUE,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, ARG_CREATE_PADS, pspec);
}
gobject_class->dispose = gst_sf_dispose;
gobject_class->set_property = gst_sf_set_property;
gobject_class->get_property = gst_sf_get_property;
gstelement_class->get_clock = gst_sf_get_clock;
gstelement_class->set_clock = gst_sf_set_clock;
gstelement_class->change_state = gst_sf_change_state;
gstelement_class->request_new_pad = gst_sf_request_new_pad;
gstelement_class->release_pad = gst_sf_release_request_pad;
}
static void
gst_sf_init (GstSF * this)
{
gst_element_set_loop_function (GST_ELEMENT (this), gst_sf_loop);
this->provided_clock = gst_audio_clock_new ("sfclock", gst_sf_get_time, this);
gst_object_set_parent (GST_OBJECT (this->provided_clock), GST_OBJECT (this));
}
static void
gst_sf_dispose (GObject * object)
{
GstSF *this = (GstSF *) object;
if (this->provided_clock) {
gst_object_unparent (GST_OBJECT (this->provided_clock));
this->provided_clock = NULL;
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_sf_set_property (GObject * object, guint prop_id, const GValue * value,
GParamSpec * pspec)
{
GstSF *this = GST_SF (object);
switch (prop_id) {
case ARG_LOCATION:
if (GST_OBJECT_FLAG_IS_SET (object, GST_SF_OPEN))
gst_sf_close_file (this);
if (this->filename)
g_free (this->filename);
if (g_value_get_string (value))
this->filename = g_strdup (g_value_get_string (value));
else
this->filename = NULL;
if (this->filename)
gst_sf_open_file (this);
break;
case ARG_MAJOR_TYPE:
this->format_major = g_value_get_enum (value);
break;
case ARG_MINOR_TYPE:
this->format_subtype = g_value_get_enum (value);
break;
case ARG_LOOP:
this->loop = g_value_get_boolean (value);
break;
case ARG_CREATE_PADS:
this->create_pads = g_value_get_boolean (value);
if (this->file && this->create_pads) {
int i;
for (i = g_list_length (this->channels); i < this->numchannels; i++)
gst_element_get_request_pad ((GstElement *) this, "src%d");
}
break;
default:
break;
}
}
static void
gst_sf_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstSF *this = GST_SF (object);
switch (prop_id) {
case ARG_LOCATION:
g_value_set_string (value, this->filename);
break;
case ARG_MAJOR_TYPE:
g_value_set_enum (value, this->format_major);
break;
case ARG_MINOR_TYPE:
g_value_set_enum (value, this->format_subtype);
break;
case ARG_LOOP:
g_value_set_boolean (value, this->loop);
break;
case ARG_CREATE_PADS:
g_value_set_boolean (value, this->create_pads);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static GstClock *
gst_sf_get_clock (GstElement * element)
{
GstSF *this = GST_SF (element);
return this->provided_clock;
}
static void
gst_sf_set_clock (GstElement * element, GstClock * clock)
{
GstSF *this = GST_SF (element);
this->clock = clock;
}
static GstClockTime
gst_sf_get_time (GstClock * clock, gpointer data)
{
GstSF *this = GST_SF (data);
return this->time;
}
static GstStateChangeReturn
gst_sf_change_state (GstElement * element, GstStateChange transition)
{
GstSF *this = GST_SF (element);
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
break;
case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
gst_audio_clock_set_active (GST_AUDIO_CLOCK (this->provided_clock), TRUE);
break;
case GST_STATE_CHANGE_PLAYING_TO_PAUSED:
gst_audio_clock_set_active (GST_AUDIO_CLOCK (this->provided_clock),
FALSE);
break;
case GST_STATE_CHANGE_PAUSED_TO_READY:
break;
case GST_STATE_CHANGE_READY_TO_NULL:
if (GST_OBJECT_FLAG_IS_SET (this, GST_SF_OPEN))
gst_sf_close_file (this);
break;
}
if (GST_ELEMENT_CLASS (parent_class)->change_state)
return GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
return GST_STATE_CHANGE_SUCCESS;
}
static GstPad *
gst_sf_request_new_pad (GstElement * element, GstPadTemplate * templ,
const gchar * unused)
{
gchar *name;
GstSF *this;
GstSFChannel *channel;
this = GST_SF (element);
channel = g_new0 (GstSFChannel, 1);
if (templ->direction == GST_PAD_SINK) {
/* we have an SFSink */
name = g_strdup_printf ("sink%d", this->channelcount);
this->numchannels++;
if (this->file) {
gst_sf_close_file (this);
gst_sf_open_file (this);
}
} else {
/* we have an SFSrc */
name = g_strdup_printf ("src%d", this->channelcount);
}
channel->pad = gst_pad_new_from_template (templ, name);
gst_element_add_pad (GST_ELEMENT (this), channel->pad);
gst_pad_set_link_function (channel->pad, gst_sf_link);
this->channels = g_list_append (this->channels, channel);
this->channelcount++;
INFO_OBJ (element, "added pad %s\n", name);
g_free (name);
return channel->pad;
}
static void
gst_sf_release_request_pad (GstElement * element, GstPad * pad)
{
GstSF *this;
GstSFChannel *channel = NULL;
GList *l;
this = GST_SF (element);
if (GST_STATE (element) == GST_STATE_PLAYING) {
g_warning
("You can't release a request pad if the element is PLAYING, sorry.");
return;
}
for (l = this->channels; l; l = l->next) {
if (GST_SF_CHANNEL (l)->pad == pad) {
channel = GST_SF_CHANNEL (l);
break;
}
}
g_return_if_fail (channel != NULL);
INFO_OBJ (element, "Releasing request pad %s", GST_PAD_NAME (channel->pad));
if (GST_OBJECT_FLAG_IS_SET (element, GST_SF_OPEN))
gst_sf_close_file (this);
gst_element_remove_pad (element, channel->pad);
this->channels = g_list_remove (this->channels, channel);
this->numchannels--;
g_free (channel);
}
static GstPadLinkReturn
gst_sf_link (GstPad * pad, const GstCaps * caps)
{
GstSF *this = (GstSF *) GST_OBJECT_PARENT (pad);
GstStructure *structure;
structure = gst_caps_get_structure (caps, 0);
gst_structure_get_int (structure, "rate", &this->rate);
gst_structure_get_int (structure, "buffer-frames", &this->buffer_frames);
INFO_OBJ (this, "linked pad %s:%s with fixed caps, rate=%d, frames=%d",
GST_DEBUG_PAD_NAME (pad), this->rate, this->buffer_frames);
if (this->numchannels) {
/* we can go ahead and allocate our buffer */
if (this->buffer)
g_free (this->buffer);
this->buffer =
g_malloc (this->numchannels * this->buffer_frames * sizeof (float));
memset (this->buffer, 0,
this->numchannels * this->buffer_frames * sizeof (float));
}
return GST_PAD_LINK_OK;
}
static gboolean
gst_sf_open_file (GstSF * this)
{
int mode;
SF_INFO info;
g_return_val_if_fail (!GST_OBJECT_FLAG_IS_SET (this, GST_SF_OPEN), FALSE);
this->time = 0;
if (!this->filename) {
GST_ELEMENT_ERROR (this, RESOURCE, NOT_FOUND,
(_("No filename specified.")), (NULL));
return FALSE;
}
if (GST_IS_SFSRC (this)) {
mode = SFM_READ;
info.format = 0;
} else {
if (!this->rate) {
INFO_OBJ (this, "Not opening %s yet because caps are not set",
this->filename);
return FALSE;
} else if (!this->numchannels) {
INFO_OBJ (this, "Not opening %s yet because we have no input channels",
this->filename);
return FALSE;
}
mode = SFM_WRITE;
this->format = this->format_major | this->format_subtype;
info.samplerate = this->rate;
info.channels = this->numchannels;
info.format = this->format;
INFO_OBJ (this, "Opening %s with rate %d, %d channels, format 0x%x",
this->filename, info.samplerate, info.channels, info.format);
if (!sf_format_check (&info)) {
GST_ELEMENT_ERROR (this, STREAM, ENCODE, (NULL),
("Input parameters (rate:%d, channels:%d, format:0x%x) invalid",
info.samplerate, info.channels, info.format));
return FALSE;
}
}
this->file = sf_open (this->filename, mode, &info);
if (!this->file) {
GST_ELEMENT_ERROR (this, RESOURCE, OPEN_WRITE,
(_("Could not open file \"%s\" for writing."), this->filename),
("soundfile error: %s", sf_strerror (NULL)));
return FALSE;
}
if (GST_IS_SFSRC (this)) {
GList *l = NULL;
/* the number of channels in the file can be different than the number of
* pads */
this->numchannels = info.channels;
this->rate = info.samplerate;
if (this->create_pads) {
int i;
for (i = g_list_length (this->channels); i < this->numchannels; i++)
gst_element_get_request_pad ((GstElement *) this, "src%d");
}
for (l = this->channels; l; l = l->next)
/* queue the need to set caps */
GST_SF_CHANNEL (l)->caps_set = FALSE;
}
GST_OBJECT_FLAG_SET (this, GST_SF_OPEN);
return TRUE;
}
static void
gst_sf_close_file (GstSF * this)
{
int err = 0;
g_return_if_fail (GST_OBJECT_FLAG_IS_SET (this, GST_SF_OPEN));
INFO_OBJ (this, "Closing file %s", this->filename);
if ((err = sf_close (this->file)))
GST_ELEMENT_ERROR (this, RESOURCE, CLOSE,
("Could not close file file \"%s\".", this->filename),
("soundfile error: %s", strerror (err)));
else
GST_OBJECT_FLAG_UNSET (this, GST_SF_OPEN);
this->file = NULL;
if (this->buffer)
g_free (this->buffer);
this->buffer = NULL;
}
static void
gst_sf_loop (GstElement * element)
{
GstSF *this;
GList *l = NULL;
this = (GstSF *) element;
if (this->channels == NULL) {
GST_ELEMENT_ERROR (element, CORE, PAD, (NULL),
("You must connect at least one pad to sndfile elements."));
return;
}
if (GST_IS_SFSRC (this)) {
sf_count_t read;
gint i, j;
int eos = 0;
int buffer_frames = this->buffer_frames;
int nchannels = this->numchannels;
GstSFChannel *channel = NULL;
gfloat *data;
gfloat *buf = this->buffer;
GstBuffer *out;
if (!GST_OBJECT_FLAG_IS_SET (this, GST_SF_OPEN))
if (!gst_sf_open_file (this))
return; /* we've already set gst_element_error */
if (buffer_frames == 0) {
/* we have to set the caps later */
buffer_frames = this->buffer_frames = 1024;
}
if (buf == NULL) {
buf = this->buffer =
g_malloc (this->numchannels * this->buffer_frames * sizeof (float));
memset (this->buffer, 0,
this->numchannels * this->buffer_frames * sizeof (float));
}
read = sf_readf_float (this->file, buf, buffer_frames);
if (read < buffer_frames)
eos = 1;
if (read)
for (i = 0, l = this->channels; l; l = l->next, i++) {
channel = GST_SF_CHANNEL (l);
/* don't push on disconnected pads -- useful for ::create-pads=TRUE */
if (!GST_PAD_PEER (channel->pad))
continue;
if (!channel->caps_set) {
GstCaps *caps =
gst_caps_copy (GST_PAD_CAPS (GST_SF_CHANNEL (l)->pad));
if (!caps)
caps = gst_caps_copy
(GST_PAD_TEMPLATE_CAPS (GST_PAD_PAD_TEMPLATE (GST_SF_CHANNEL
(l)->pad)));
gst_caps_set_simple (caps, "rate", G_TYPE_INT, this->rate,
"buffer-frames", G_TYPE_INT, this->buffer_frames, NULL);
if (!gst_pad_try_set_caps (GST_SF_CHANNEL (l)->pad, caps)) {
GST_ELEMENT_ERROR (this, CORE, NEGOTIATION, (NULL),
("Opened file with sample rate %d, but could not set caps",
this->rate));
gst_sf_close_file (this);
return;
}
channel->caps_set = TRUE;
}
out = gst_buffer_new_and_alloc (read * sizeof (float));
data = (gfloat *) GST_BUFFER_DATA (out);
for (j = 0; j < read; j++)
data[j] = buf[j * nchannels + i % nchannels];
gst_pad_push (channel->pad, GST_DATA (out));
}
this->time += read * (GST_SECOND / this->rate);
gst_audio_clock_update_time ((GstAudioClock *) this->provided_clock,
this->time);
if (eos) {
if (this->loop) {
sf_seek (this->file, (sf_count_t) 0, SEEK_SET);
eos = 0;
} else {
for (l = this->channels; l; l = l->next)
gst_pad_push (GST_SF_CHANNEL (l)->pad,
GST_DATA (gst_event_new (GST_EVENT_EOS)));
gst_element_set_eos (element);
}
}
} else {
sf_count_t written, num_to_write;
gint i, j;
int buffer_frames = this->buffer_frames;
int nchannels = this->numchannels;
GstSFChannel *channel = NULL;
gfloat *data;
gfloat *buf = this->buffer;
GstBuffer *in;
/* the problem: we can't allocate a buffer for pulled data before caps is
* set, and we can't open the file without the sample rate from the
* caps... */
num_to_write = buffer_frames;
INFO_OBJ (this, "looping, buffer_frames=%d, nchannels=%d", buffer_frames,
nchannels);
for (i = 0, l = this->channels; l; l = l->next, i++) {
channel = GST_SF_CHANNEL (l);
pull_again:
in = GST_BUFFER (gst_pad_pull (channel->pad));
if (buffer_frames == 0) {
/* pulling a buffer from the pad should have caused capsnego to occur,
which then would set this->buffer_frames to a new value */
buffer_frames = this->buffer_frames;
if (buffer_frames == 0) {
GST_ELEMENT_ERROR (element, CORE, NEGOTIATION, (NULL),
("format wasn't negotiated before chain function"));
return;
}
buf = this->buffer;
num_to_write = buffer_frames;
}
if (!GST_OBJECT_FLAG_IS_SET (this, GST_SF_OPEN))
if (!gst_sf_open_file (this))
return; /* we've already set gst_element_error */
if (GST_IS_EVENT (in)) {
switch (GST_EVENT_TYPE (in)) {
case GST_EVENT_EOS:
case GST_EVENT_INTERRUPT:
num_to_write = 0;
break;
default:
goto pull_again;
break;
}
}
if (num_to_write) {
data = (gfloat *) GST_BUFFER_DATA (in);
num_to_write =
MIN (num_to_write, GST_BUFFER_SIZE (in) / sizeof (gfloat));
for (j = 0; j < num_to_write; j++)
buf[j * nchannels + i % nchannels] = data[j];
}
gst_data_unref ((GstData *) in);
}
if (num_to_write) {
written = sf_writef_float (this->file, buf, num_to_write);
if (written != num_to_write)
GST_ELEMENT_ERROR (element, RESOURCE, WRITE,
(_("Could not write to file \"%s\"."), this->filename),
("soundfile error: %s", sf_strerror (this->file)));
}
this->time += num_to_write * (GST_SECOND / this->rate);
gst_audio_clock_update_time ((GstAudioClock *) this->provided_clock,
this->time);
if (num_to_write != buffer_frames)
gst_element_set_eos (element);
}
}
static gboolean
plugin_init (GstPlugin * plugin)
{
if (!gst_library_load ("gstaudio"))
if (!gst_element_register (plugin, "sfsink", GST_RANK_NONE,
gst_sf_sink_get_type ()))
return FALSE;
GST_DEBUG_CATEGORY_INIT (gstsf_debug, "sf",
GST_DEBUG_FG_WHITE | GST_DEBUG_BG_GREEN | GST_DEBUG_BOLD,
"libsndfile plugin");
if (!gst_element_register (plugin, "sfsrc", GST_RANK_NONE, GST_TYPE_SFSRC))
return FALSE;
if (!gst_element_register (plugin, "sfsink", GST_RANK_NONE, GST_TYPE_SFSINK))
return FALSE;
#ifdef ENABLE_NLS
setlocale (LC_ALL, "");
bindtextdomain (GETTEXT_PACKAGE, LOCALEDIR);
#endif /* ENABLE_NLS */
return TRUE;
}

83
ext/sndfile/gstsf.h
View file

@ -29,86 +29,13 @@
G_BEGIN_DECLS
#define GST_TYPE_SF \
(gst_sf_get_type())
#define GST_SF(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SF,GstSF))
#define GST_SF_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SF,GstSFClass))
#define GST_IS_SF(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SF))
#define GST_IS_SF_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SF))
#define GST_TYPE_SF_MAJOR_TYPES (gst_sf_major_types_get_type())
#define GST_TYPE_SF_MINOR_TYPES (gst_sf_minor_types_get_type())
#define GST_TYPE_SFSRC \
(gst_sfsrc_get_type())
#define GST_SFSRC(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SFSRC,GstSF))
#define GST_SFSRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SFSRC,GstSFClass))
#define GST_IS_SFSRC(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SFSRC))
#define GST_IS_SFSRC_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SFSRC))
GType gst_sf_major_types_get_type (void);
GType gst_sf_minor_types_get_type (void);
#define GST_TYPE_SFSINK \
(gst_sfsink_get_type())
#define GST_SFSINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SFSINK,GstSF))
#define GST_SFSINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SFSINK,GstSFClass))
#define GST_IS_SFSINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SFSINK))
#define GST_IS_SFSINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SFSINK))
typedef struct _GstSF GstSF;
typedef struct _GstSFClass GstSFClass;
typedef enum {
GST_SF_OPEN = (GST_ELEMENT_FLAG_LAST << 0),
GST_SF_FLAG_LAST = (GST_ELEMENT_FLAG_LAST << 2),
} GstSFlags;
typedef struct {
GstPad *pad;
gint num;
gboolean caps_set;
} GstSFChannel;
#define GST_SF_CHANNEL(l) ((GstSFChannel*)l->data)
struct _GstSF {
GstElement element;
GList *channels;
GstClock *clock, *provided_clock;
gchar *filename;
SNDFILE *file;
void *buffer;
gboolean loop;
gboolean create_pads;
gint channelcount;
gint numchannels;
gint format_major;
gint format_subtype;
gint format;
gint rate;
gint buffer_frames;
guint64 time;
};
struct _GstSFClass {
GstElementClass parent_class;
};
GType gst_sf_get_type (void);
GType gst_sfsrc_get_type (void);
GType gst_sfsink_get_type (void);
GType gst_sf_sink_get_type (void);
G_END_DECLS

528
ext/sndfile/gstsfsink.c Normal file
View file

@ -0,0 +1,528 @@
/* GStreamer libsndfile plugin
* Copyright (C) 2007 Andy Wingo <wingo at pobox dot com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/audio/audio.h>
#include <gst/gst-i18n-plugin.h>
#include "gstsfsink.h"
static const GstElementDetails sfsink_details =
GST_ELEMENT_DETAILS ("Sndfile sink",
"Sink/Audio",
"Write audio streams to disk using libsndfile",
"Andy Wingo <wingo at pobox dot com>");
enum
{
PROP_0,
PROP_LOCATION,
PROP_MAJOR_TYPE,
PROP_MINOR_TYPE,
PROP_BUFFER_FRAMES
};
#define DEFAULT_BUFFER_FRAMES (256)
static GstStaticPadTemplate sf_sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("audio/x-raw-float, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) 32; "
"audio/x-raw-int, "
"rate = (int) [ 1, MAX ], "
"channels = (int) [ 1, MAX ], "
"endianness = (int) BYTE_ORDER, "
"width = (int) {16, 32}, "
"depth = (int) {16, 32}, " "signed = (boolean) true")
);
GST_BOILERPLATE (GstSFSink, gst_sf_sink, GstBaseSink, GST_TYPE_BASE_SINK);
static void gst_sf_sink_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_sf_sink_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec);
static gboolean gst_sf_sink_start (GstBaseSink * bsink);
static gboolean gst_sf_sink_stop (GstBaseSink * bsink);
static void gst_sf_sink_fixate (GstBaseSink * bsink, GstCaps * caps);
static gboolean gst_sf_sink_set_caps (GstBaseSink * bsink, GstCaps * caps);
static gboolean gst_sf_sink_activate_pull (GstBaseSink * bsink,
gboolean active);
static GstFlowReturn gst_sf_sink_render (GstBaseSink * bsink,
GstBuffer * buffer);
static gboolean gst_sf_sink_event (GstBaseSink * bsink, GstEvent * event);
static gboolean gst_sf_sink_open_file (GstSFSink * this);
static void gst_sf_sink_close_file (GstSFSink * this);
GST_DEBUG_CATEGORY_STATIC (gst_sf_debug);
#define GST_CAT_DEFAULT gst_sf_debug
static void
gst_sf_sink_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
GST_DEBUG_CATEGORY_INIT (gst_sf_debug, "sfsink", 0, "sfsink element");
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sf_sink_factory));
gst_element_class_set_details (element_class, &sfsink_details);
}
static void
gst_sf_sink_class_init (GstSFSinkClass * klass)
{
GObjectClass *gobject_class;
GstBaseSinkClass *basesink_class;
GParamSpec *pspec;
gobject_class = (GObjectClass *) klass;
basesink_class = (GstBaseSinkClass *) klass;
gobject_class->set_property = gst_sf_sink_set_property;
gobject_class->get_property = gst_sf_sink_get_property;
g_object_class_install_property (gobject_class, PROP_LOCATION,
g_param_spec_string ("location", "File Location",
"Location of the file to write", NULL, G_PARAM_READWRITE));
pspec = g_param_spec_enum
("major-type", "Major type", "Major output type", GST_TYPE_SF_MAJOR_TYPES,
SF_FORMAT_WAV, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, PROP_MAJOR_TYPE, pspec);
pspec = g_param_spec_enum
("minor-type", "Minor type", "Minor output type", GST_TYPE_SF_MINOR_TYPES,
SF_FORMAT_FLOAT, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, PROP_MINOR_TYPE, pspec);
pspec = g_param_spec_int
("buffer-frames", "Buffer frames",
"Number of frames per buffer, in pull mode", 1, G_MAXINT,
DEFAULT_BUFFER_FRAMES, G_PARAM_READWRITE | G_PARAM_CONSTRUCT);
g_object_class_install_property (gobject_class, PROP_BUFFER_FRAMES, pspec);
basesink_class->get_times = NULL;
basesink_class->start = GST_DEBUG_FUNCPTR (gst_sf_sink_start);
basesink_class->stop = GST_DEBUG_FUNCPTR (gst_sf_sink_stop);
basesink_class->fixate = GST_DEBUG_FUNCPTR (gst_sf_sink_fixate);
basesink_class->set_caps = GST_DEBUG_FUNCPTR (gst_sf_sink_set_caps);
basesink_class->activate_pull = GST_DEBUG_FUNCPTR (gst_sf_sink_activate_pull);
basesink_class->render = GST_DEBUG_FUNCPTR (gst_sf_sink_render);
basesink_class->event = GST_DEBUG_FUNCPTR (gst_sf_sink_event);
}
static void
gst_sf_sink_init (GstSFSink * this, GstSFSinkClass * klass)
{
GST_BASE_SINK (this)->can_activate_pull = TRUE;
}
static void
gst_sf_sink_set_location (GstSFSink * this, const gchar * location)
{
if (this->file)
goto was_open;
if (this->location)
g_free (this->location);
this->location = location ? g_strdup (location) : NULL;
return;
was_open:
{
g_warning ("Changing the `location' property on sfsink when "
"a file is open not supported.");
return;
}
}
static void
gst_sf_sink_set_property (GObject * object, guint prop_id, const GValue * value,
GParamSpec * pspec)
{
GstSFSink *this = GST_SF_SINK (object);
switch (prop_id) {
case PROP_LOCATION:
gst_sf_sink_set_location (this, g_value_get_string (value));
break;
case PROP_MAJOR_TYPE:
this->format_major = g_value_get_enum (value);
break;
case PROP_MINOR_TYPE:
this->format_subtype = g_value_get_enum (value);
break;
case PROP_BUFFER_FRAMES:
this->buffer_frames = g_value_get_int (value);
break;
default:
break;
}
}
static void
gst_sf_sink_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstSFSink *this = GST_SF_SINK (object);
switch (prop_id) {
case PROP_LOCATION:
g_value_set_string (value, this->location);
break;
case PROP_MAJOR_TYPE:
g_value_set_enum (value, this->format_major);
break;
case PROP_MINOR_TYPE:
g_value_set_enum (value, this->format_subtype);
break;
case PROP_BUFFER_FRAMES:
g_value_set_int (value, this->buffer_frames);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
}
static gboolean
gst_sf_sink_start (GstBaseSink * bsink)
{
/* pass */
return TRUE;
}
static gboolean
gst_sf_sink_stop (GstBaseSink * bsink)
{
GstSFSink *this = GST_SF_SINK (bsink);
if (this->file)
gst_sf_sink_close_file (this);
return TRUE;
}
static gboolean
gst_sf_sink_open_file (GstSFSink * this)
{
int mode;
SF_INFO info;
g_return_val_if_fail (this->file == NULL, FALSE);
g_return_val_if_fail (this->rate > 0, FALSE);
g_return_val_if_fail (this->channels > 0, FALSE);
if (!this->location)
goto no_filename;
mode = SFM_WRITE;
this->format = this->format_major | this->format_subtype;
info.samplerate = this->rate;
info.channels = this->channels;
info.format = this->format;
GST_INFO_OBJECT (this, "Opening %s with rate %d, %d channels, format 0x%x",
this->location, info.samplerate, info.channels, info.format);
if (!sf_format_check (&info))
goto bad_format;
this->file = sf_open (this->location, mode, &info);
if (!this->file)
goto open_failed;
return TRUE;
no_filename:
{
GST_ELEMENT_ERROR (this, RESOURCE, NOT_FOUND,
(_("No file name specified for writing.")), (NULL));
return FALSE;
}
bad_format:
{
GST_ELEMENT_ERROR (this, STREAM, ENCODE, (NULL),
("Input parameters (rate:%d, channels:%d, format:0x%x) invalid",
info.samplerate, info.channels, info.format));
return FALSE;
}
open_failed:
{
GST_ELEMENT_ERROR (this, RESOURCE, OPEN_WRITE,
(_("Could not open file \"%s\" for writing."), this->location),
("soundfile error: %s", sf_strerror (NULL)));
return FALSE;
}
}
static void
gst_sf_sink_close_file (GstSFSink * this)
{
int err = 0;
g_return_if_fail (this->file != NULL);
GST_INFO_OBJECT (this, "Closing file %s", this->location);
if ((err = sf_close (this->file)))
goto close_failed;
this->file = NULL;
return;
close_failed:
{
GST_ELEMENT_ERROR (this, RESOURCE, CLOSE,
("Could not close file file \"%s\".", this->location),
("soundfile error: %s", sf_error_number (err)));
return;
}
}
static void
gst_sf_sink_fixate (GstBaseSink * bsink, GstCaps * caps)
{
GstStructure *s;
gint width, depth;
s = gst_caps_get_structure (caps, 0);
/* fields for all formats */
gst_structure_fixate_field_nearest_int (s, "rate", 44100);
gst_structure_fixate_field_nearest_int (s, "channels", 2);
gst_structure_fixate_field_nearest_int (s, "width", 16);
/* fields for int */
if (gst_structure_has_field (s, "depth")) {
gst_structure_get_int (s, "width", &width);
/* round width to nearest multiple of 8 for the depth */
depth = GST_ROUND_UP_8 (width);
gst_structure_fixate_field_nearest_int (s, "depth", depth);
}
if (gst_structure_has_field (s, "signed"))
gst_structure_fixate_field_boolean (s, "signed", TRUE);
if (gst_structure_has_field (s, "endianness"))
gst_structure_fixate_field_nearest_int (s, "endianness", G_BYTE_ORDER);
}
static gboolean
gst_sf_sink_set_caps (GstBaseSink * bsink, GstCaps * caps)
{
GstSFSink *this = (GstSFSink *) bsink;
GstStructure *structure;
gint width, channels, rate;
structure = gst_caps_get_structure (caps, 0);
if (!gst_structure_get_int (structure, "width", &width)
|| !gst_structure_get_int (structure, "channels", &channels)
|| !gst_structure_get_int (structure, "rate", &rate))
goto impossible;
if (gst_structure_has_name (structure, "audio/x-raw-int")) {
switch (width) {
case 16:
this->writer = (GstSFWriter) sf_writef_short;
break;
case 32:
this->writer = (GstSFWriter) sf_writef_int;
break;
default:
goto impossible;
}
} else {
switch (width) {
case 32:
this->writer = (GstSFWriter) sf_writef_float;
break;
default:
goto impossible;
}
}
this->bytes_per_frame = width * channels / 8;
this->rate = rate;
this->channels = channels;
return gst_sf_sink_open_file (this);
impossible:
{
g_warning ("something impossible happened");
return FALSE;
}
}
/* with STREAM_LOCK
*/
static void
gst_sf_sink_loop (GstPad * pad)
{
GstSFSink *this;
GstBaseSink *basesink;
GstBuffer *buf = NULL;
GstFlowReturn result;
this = GST_SF_SINK (gst_pad_get_parent (pad));
basesink = GST_BASE_SINK (this);
result = gst_pad_pull_range (pad, basesink->offset,
this->buffer_frames * this->bytes_per_frame, &buf);
if (G_UNLIKELY (result != GST_FLOW_OK))
goto paused;
if (G_UNLIKELY (buf == NULL))
goto no_buffer;
basesink->offset += GST_BUFFER_SIZE (buf);
GST_PAD_PREROLL_LOCK (pad);
result = gst_sf_sink_render (basesink, buf);
GST_PAD_PREROLL_UNLOCK (pad);
if (G_UNLIKELY (result != GST_FLOW_OK))
goto paused;
gst_object_unref (this);
return;
/* ERRORS */
paused:
{
GST_INFO_OBJECT (basesink, "pausing task, reason %s",
gst_flow_get_name (result));
gst_pad_pause_task (pad);
/* fatal errors and NOT_LINKED cause EOS */
if (GST_FLOW_IS_FATAL (result) || result == GST_FLOW_NOT_LINKED) {
gst_pad_send_event (pad, gst_event_new_eos ());
/* EOS does not cause an ERROR message */
if (result != GST_FLOW_UNEXPECTED) {
GST_ELEMENT_ERROR (basesink, STREAM, FAILED,
(_("Internal data stream error.")),
("stream stopped, reason %s", gst_flow_get_name (result)));
}
}
gst_object_unref (this);
return;
}
no_buffer:
{
GST_INFO_OBJECT (this, "no buffer, pausing");
result = GST_FLOW_ERROR;
goto paused;
}
}
static gboolean
gst_sf_sink_activate_pull (GstBaseSink * basesink, gboolean active)
{
gboolean result;
if (active) {
/* start task */
result = gst_pad_start_task (basesink->sinkpad,
(GstTaskFunction) gst_sf_sink_loop, basesink->sinkpad);
} else {
/* step 2, make sure streaming finishes */
result = gst_pad_stop_task (basesink->sinkpad);
}
return result;
}
static GstFlowReturn
gst_sf_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
{
GstSFSink *this;
sf_count_t written, num_to_write;
this = (GstSFSink *) bsink;
if (GST_BUFFER_SIZE (buffer) % this->bytes_per_frame)
goto bad_length;
num_to_write = GST_BUFFER_SIZE (buffer) / this->bytes_per_frame;
written = this->writer (this->file, GST_BUFFER_DATA (buffer), num_to_write);
if (written != num_to_write)
goto short_write;
return GST_FLOW_OK;
bad_length:
{
GST_ELEMENT_ERROR (this, RESOURCE, WRITE,
(_("Could not write to file \"%s\"."), this->location),
("bad buffer size: %u %% %d != 0", GST_BUFFER_SIZE (buffer),
this->bytes_per_frame));
return GST_FLOW_ERROR;
}
short_write:
{
GST_ELEMENT_ERROR (this, RESOURCE, WRITE,
(_("Could not write to file \"%s\"."), this->location),
("soundfile error: %s", sf_strerror (this->file)));
return GST_FLOW_ERROR;
}
}
static gboolean
gst_sf_sink_event (GstBaseSink * bsink, GstEvent * event)
{
GstSFSink *this;
GstEventType type;
this = (GstSFSink *) bsink;
type = GST_EVENT_TYPE (event);
switch (type) {
case GST_EVENT_EOS:
if (this->file)
sf_write_sync (this->file);
break;
default:
break;
}
return TRUE;
}

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ext/sndfile/gstsfsink.h Normal file
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/* GStreamer libsndfile plugin
* Copyright (C) 2003,2007 Andy Wingo <wingo at pobox dot com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GST_SF_SINK_H__
#define __GST_SF_SINK_H__
#include "gstsf.h"
#include <gst/base/gstbasesink.h>
G_BEGIN_DECLS
#define GST_TYPE_SF_SINK \
(gst_sf_sink_get_type())
#define GST_SF_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SF_SINK,GstSFSink))
#define GST_SF_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SF_SINK,GstSFSinkClass))
#define GST_IS_SF_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SF_SINK))
#define GST_IS_SF_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SF_SINK))
typedef struct _GstSFSink GstSFSink;
typedef struct _GstSFSinkClass GstSFSinkClass;
typedef sf_count_t (*GstSFWriter)(SNDFILE *f, void *data, sf_count_t nframes);
struct _GstSFSink {
GstBaseSink parent;
gchar *location;
SNDFILE *file;
GstSFWriter writer;
gint bytes_per_frame;
gint channels;
gint rate;
gint format_major;
gint format_subtype;
gint format;
gint buffer_frames;
};
struct _GstSFSinkClass {
GstBaseSinkClass parent_class;
};
G_END_DECLS
#endif /* __GST_SF_SINK_H__ */