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ext/gnomevfs/gstgnomevfssrc.*: Remove ICY handling (mostly) from gnomevfssrc, in favour of proper shared support with...

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Original commit message from CVS:
* ext/gnomevfs/gstgnomevfssrc.c: (gst_gnome_vfs_src_class_init),
(gst_gnome_vfs_src_init), (gst_gnome_vfs_src_finalize),
(gst_gnome_vfs_src_get_property),
(gst_gnome_vfs_src_send_additional_headers_callback),
(gst_gnome_vfs_src_received_headers_callback),
(gst_gnome_vfs_src_create), (gst_gnome_vfs_src_start),
(gst_gnome_vfs_src_stop):
* ext/gnomevfs/gstgnomevfssrc.h:
Remove ICY handling (mostly) from gnomevfssrc, in favour of
proper shared support within icydemux.
This commit is contained in:
Michael Smith 2006-04-28 15:01:58 +00:00
parent 9ab7a0ef17
commit ea8b333274
3 changed files with 40 additions and 400 deletions
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13
ChangeLog
View file

@ -1,3 +1,16 @@
2006-04-28 Michael Smith <msmith@fluendo.com>
* ext/gnomevfs/gstgnomevfssrc.c: (gst_gnome_vfs_src_class_init),
(gst_gnome_vfs_src_init), (gst_gnome_vfs_src_finalize),
(gst_gnome_vfs_src_get_property),
(gst_gnome_vfs_src_send_additional_headers_callback),
(gst_gnome_vfs_src_received_headers_callback),
(gst_gnome_vfs_src_create), (gst_gnome_vfs_src_start),
(gst_gnome_vfs_src_stop):
* ext/gnomevfs/gstgnomevfssrc.h:
Remove ICY handling (mostly) from gnomevfssrc, in favour of
proper shared support within icydemux.
2006-04-28 Thomas Vander Stichele <thomas at apestaart dot org>
* gst/videorate/gstvideorate.c: (gst_video_rate_reset),

414
ext/gnomevfs/gstgnomevfssrc.c
View file

@ -145,12 +145,6 @@ static gboolean gst_gnome_vfs_src_get_size (GstBaseSrc * src, guint64 * size);
static GstFlowReturn gst_gnome_vfs_src_create (GstBaseSrc * basesrc,
guint64 offset, guint size, GstBuffer ** buffer);
static int audiocast_init (GstGnomeVFSSrc * src);
static int audiocast_register_listener (gint * port, gint * fd);
static void audiocast_do_notifications (GstGnomeVFSSrc * src);
static gpointer audiocast_thread_run (GstGnomeVFSSrc * src);
static void audiocast_thread_kill (GstGnomeVFSSrc * src);
static GstElementClass *parent_class = NULL;
GType
@ -229,7 +223,7 @@ gst_gnome_vfs_src_class_init (GstGnomeVFSSrcClass * klass)
ARG_IRADIO_MODE,
g_param_spec_boolean ("iradio-mode",
"iradio-mode",
"Enable internet radio mode (extraction of icecast/audiocast metadata)",
"Enable internet radio mode (extraction of shoutcast/icecast metadata)",
FALSE, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
ARG_IRADIO_NAME,
@ -270,19 +264,14 @@ gst_gnome_vfs_src_init (GstGnomeVFSSrc * gnomevfssrc)
gnomevfssrc->seekable = FALSE;
gnomevfssrc->icy_metaint = 0;
gnomevfssrc->icy_caps = NULL;
gnomevfssrc->iradio_mode = FALSE;
gnomevfssrc->http_callbacks_pushed = FALSE;
gnomevfssrc->icy_count = 0;
gnomevfssrc->iradio_name = NULL;
gnomevfssrc->iradio_genre = NULL;
gnomevfssrc->iradio_url = NULL;
gnomevfssrc->iradio_title = NULL;
gnomevfssrc->audiocast_udpdata_mutex = g_mutex_new ();
gnomevfssrc->audiocast_queue_mutex = g_mutex_new ();
gnomevfssrc->audiocast_notify_queue = NULL;
gnomevfssrc->audiocast_thread = NULL;
g_static_mutex_lock (&count_lock);
if (ref_count == 0) {
/* gnome vfs engine init */
@ -329,8 +318,10 @@ gst_gnome_vfs_src_finalize (GObject * object)
g_free (src->iradio_title);
src->iradio_title = NULL;
g_mutex_free (src->audiocast_udpdata_mutex);
g_mutex_free (src->audiocast_queue_mutex);
if (src->icy_caps) {
gst_caps_unref (src->icy_caps);
src->icy_caps = NULL;
}
G_OBJECT_CLASS (parent_class)->finalize (object);
}
@ -473,9 +464,7 @@ gst_gnome_vfs_src_get_property (GObject * object, guint prop_id, GValue * value,
g_value_set_string (value, src->iradio_url);
break;
case ARG_IRADIO_TITLE:
g_mutex_lock (src->audiocast_udpdata_mutex);
g_value_set_string (value, src->iradio_title);
g_mutex_unlock (src->audiocast_udpdata_mutex);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -515,251 +504,6 @@ gst_gnome_vfs_src_unicodify (const char *str)
return unicodify (str, -1, "locale", "ISO-8859-1", NULL);
}
/*
* icecast/audiocast metadata extraction support code
*/
static int
audiocast_init (GstGnomeVFSSrc * src)
{
int pipefds[2];
GError *error = NULL;
if (!src->iradio_mode)
return TRUE;
GST_DEBUG_OBJECT (src, "audiocast: registering listener");
if (audiocast_register_listener (&src->audiocast_port,
&src->audiocast_fd) < 0)
goto no_listener;
GST_DEBUG_OBJECT (src, "audiocast: creating pipe");
src->audiocast_notify_queue = NULL;
if (pipe (pipefds) < 0)
goto no_pipe;
src->audiocast_thread_die_infd = pipefds[0];
src->audiocast_thread_die_outfd = pipefds[1];
GST_DEBUG_OBJECT (src, "audiocast: creating audiocast thread");
src->audiocast_thread =
g_thread_create ((GThreadFunc) audiocast_thread_run, src, TRUE, &error);
if (error != NULL)
goto no_thread;
return TRUE;
/* ERRORS */
no_listener:
{
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ, (NULL),
("Unable to listen on UDP port %d", src->audiocast_port));
return FALSE;
}
no_pipe:
{
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ, (NULL),
("Unable to create socketpair"));
close (src->audiocast_fd);
return FALSE;
}
no_thread:
{
GST_ELEMENT_ERROR (src, RESOURCE, TOO_LAZY, (NULL),
("Unable to create thread: %s", error->message));
close (src->audiocast_fd);
close (pipefds[0]);
close (pipefds[1]);
return FALSE;
}
}
static int
audiocast_register_listener (gint * port, gint * fd)
{
struct sockaddr_in sin;
int sock;
socklen_t sinlen = sizeof (struct sockaddr_in);
GST_DEBUG ("audiocast: establishing UDP listener");
if ((sock = socket (AF_INET, SOCK_DGRAM, 0)) < 0)
goto lose;
memset (&sin, 0, sinlen);
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = g_htonl (INADDR_ANY);
if (bind (sock, (struct sockaddr *) &sin, sinlen) < 0)
goto lose_and_close;
memset (&sin, 0, sinlen);
if (getsockname (sock, (struct sockaddr *) &sin, &sinlen) < 0)
goto lose_and_close;
GST_DEBUG ("audiocast: listening on local %s:%d", inet_ntoa (sin.sin_addr),
g_ntohs (sin.sin_port));
*port = g_ntohs (sin.sin_port);
*fd = sock;
return 0;
/* ERRORS */
lose_and_close:
close (sock);
lose:
return -1;
}
static void
audiocast_do_notifications (GstGnomeVFSSrc * src)
{
/* Send any pending notifications we got from the UDP thread. */
if (src->iradio_mode) {
GList *entry;
g_mutex_lock (src->audiocast_queue_mutex);
for (entry = src->audiocast_notify_queue; entry; entry = entry->next)
g_object_notify (G_OBJECT (src), (const gchar *) entry->data);
g_list_free (src->audiocast_notify_queue);
src->audiocast_notify_queue = NULL;
g_mutex_unlock (src->audiocast_queue_mutex);
}
}
static gpointer
audiocast_thread_run (GstGnomeVFSSrc * src)
{
char buf[1025], **lines;
gsize len;
fd_set fdset, readset;
struct sockaddr_in from;
socklen_t fromlen = sizeof (struct sockaddr_in);
FD_ZERO (&fdset);
FD_SET (src->audiocast_fd, &fdset);
FD_SET (src->audiocast_thread_die_infd, &fdset);
while (1) {
GST_DEBUG ("audiocast thread: dropping into select");
readset = fdset;
if (select (FD_SETSIZE, &readset, NULL, NULL, NULL) < 0) {
perror ("select");
return NULL;
}
if (FD_ISSET (src->audiocast_thread_die_infd, &readset)) {
char buf[1];
GST_DEBUG ("audiocast thread: got die character");
if (read (src->audiocast_thread_die_infd, buf, 1) != 1)
g_warning ("gnomevfssrc: could not read from audiocast fd");
close (src->audiocast_thread_die_infd);
close (src->audiocast_fd);
return NULL;
}
GST_DEBUG ("audiocast thread: reading data");
len =
recvfrom (src->audiocast_fd, buf, sizeof (buf) - 1, 0,
(struct sockaddr *) &from, &fromlen);
if (len < 0 && errno == EAGAIN)
continue;
else if (len >= 0) {
int i;
char *valptr, *value;
buf[len] = '\0';
lines = g_strsplit (buf, "\n", 0);
if (!lines)
continue;
for (i = 0; lines[i]; i++) {
while ((lines[i][strlen (lines[i]) - 1] == '\n') ||
(lines[i][strlen (lines[i]) - 1] == '\r'))
lines[i][strlen (lines[i]) - 1] = '\0';
valptr = strchr (lines[i], ':');
if (!valptr)
continue;
else
valptr++;
g_strstrip (valptr);
if (!strlen (valptr))
continue;
value = gst_gnome_vfs_src_unicodify (valptr);
if (!value) {
g_print ("Unable to convert \"%s\" to UTF-8!\n", valptr);
continue;
}
if (!strncmp (lines[i], "x-audiocast-streamtitle", 23)) {
g_mutex_lock (src->audiocast_udpdata_mutex);
g_free (src->iradio_title);
src->iradio_title = value;
g_mutex_unlock (src->audiocast_udpdata_mutex);
g_mutex_lock (src->audiocast_queue_mutex);
src->audiocast_notify_queue =
g_list_append (src->audiocast_notify_queue, "iradio-title");
GST_DEBUG_OBJECT (src, "audiocast title: %s\n", src->iradio_title);
g_mutex_unlock (src->audiocast_queue_mutex);
} else if (!strncmp (lines[i], "x-audiocast-streamurl", 21)) {
g_mutex_lock (src->audiocast_udpdata_mutex);
g_free (src->iradio_url);
src->iradio_url = value;
g_mutex_unlock (src->audiocast_udpdata_mutex);
g_mutex_lock (src->audiocast_queue_mutex);
src->audiocast_notify_queue =
g_list_append (src->audiocast_notify_queue, "iradio-url");
GST_DEBUG_OBJECT (src, "audiocast url: %s\n", src->iradio_title);
g_mutex_unlock (src->audiocast_queue_mutex);
} else if (!strncmp (lines[i], "x-audiocast-udpseqnr", 20)) {
gchar outbuf[120];
sprintf (outbuf, "x-audiocast-ack: %ld \r\n", atol (value));
g_free (value);
if (sendto (src->audiocast_fd, outbuf, strlen (outbuf), 0,
(struct sockaddr *) &from, fromlen) <= 0) {
g_print ("Error sending response to server: %s\n",
strerror (errno));
continue;
}
GST_DEBUG_OBJECT (src, "sent audiocast ack: %s\n", outbuf);
}
}
g_strfreev (lines);
}
}
return NULL;
}
static void
audiocast_thread_kill (GstGnomeVFSSrc * src)
{
if (!src->audiocast_thread)
return;
/*
We rely on this hack to kill the
audiocast thread. If we get icecast
metadata, then we don't need the
audiocast metadata too.
*/
GST_DEBUG ("audiocast: writing die character");
if (write (src->audiocast_thread_die_outfd, "q", 1) != 1)
g_critical ("gnomevfssrc: could not write to audiocast thread fd");
close (src->audiocast_thread_die_outfd);
GST_DEBUG ("audiocast: joining thread");
g_thread_join (src->audiocast_thread);
src->audiocast_thread = NULL;
}
static void
gst_gnome_vfs_src_send_additional_headers_callback (gconstpointer in,
gsize in_size, gpointer out, gsize out_size, gpointer callback_data)
@ -774,8 +518,6 @@ gst_gnome_vfs_src_send_additional_headers_callback (gconstpointer in,
out_args->headers = g_list_append (out_args->headers,
g_strdup ("icy-metadata:1\r\n"));
out_args->headers = g_list_append (out_args->headers,
g_strdup_printf ("x-audiocast-udpport: %d\r\n", src->audiocast_port));
}
static void
@ -809,17 +551,14 @@ gst_gnome_vfs_src_received_headers_callback (gconstpointer in,
if (strncmp (data, "icy-metaint:", 12) == 0) { /* ugh */
if (sscanf (data + 12, "%d", &icy_metaint) == 1) {
src->icy_metaint = icy_metaint;
GST_DEBUG_OBJECT (src, "got icy-metaint %d, killing audiocast thread",
src->icy_metaint);
audiocast_thread_kill (src);
src->icy_caps = gst_caps_new_simple ("application/x-icy",
"metadata-interval", G_TYPE_INT, src->icy_metaint, NULL);
continue;
}
}
if (!strncmp (data, "icy-", 4))
key = data + 4;
else if (!strncmp (data, "x-audiocast-", 12))
key = data + 12;
else
continue;
@ -875,79 +614,6 @@ gst_gnome_vfs_src_pop_callbacks (GstGnomeVFSSrc * src)
src->http_callbacks_pushed = FALSE;
}
static void
gst_gnome_vfs_src_get_icy_metadata (GstGnomeVFSSrc * src)
{
GnomeVFSFileSize length = 0;
GnomeVFSResult res;
gint metadata_length;
guchar foobyte;
guchar *data;
guchar *pos;
gchar **tags;
int i;
GST_DEBUG_OBJECT (src, "reading icecast metadata");
while (length == 0) {
res = gnome_vfs_read (src->handle, &foobyte, 1, &length);
if (res != GNOME_VFS_OK)
return;
}
metadata_length = foobyte * 16;
if (metadata_length == 0)
return;
data = g_new (guchar, metadata_length + 1);
pos = data;
while (pos - data < metadata_length) {
res = gnome_vfs_read (src->handle, pos,
metadata_length - (pos - data), &length);
/* FIXME: better error handling here? */
if (res != GNOME_VFS_OK) {
g_free (data);
return;
}
pos += length;
}
data[metadata_length] = 0;
tags = g_strsplit ((gchar *) data, "';", 0);
for (i = 0; tags[i]; i++) {
if (!g_ascii_strncasecmp (tags[i], "StreamTitle=", 12)) {
g_free (src->iradio_title);
src->iradio_title = gst_gnome_vfs_src_unicodify (tags[i] + 13);
if (src->iradio_title) {
GST_DEBUG_OBJECT (src, "sending notification on icecast title");
g_object_notify (G_OBJECT (src), "iradio-title");
} else
g_print ("Unable to convert icecast title \"%s\" to UTF-8!\n",
tags[i] + 13);
}
if (!g_ascii_strncasecmp (tags[i], "StreamUrl=", 10)) {
g_free (src->iradio_url);
src->iradio_url = gst_gnome_vfs_src_unicodify (tags[i] + 11);
if (src->iradio_url) {
GST_DEBUG_OBJECT (src, "sending notification on icecast url");
g_object_notify (G_OBJECT (src), "iradio-url");
} else
g_print ("Unable to convert icecast url \"%s\" to UTF-8!\n",
tags[i] + 11);
}
}
g_strfreev (tags);
g_free (data);
}
/* end of icecast/audiocast metadata extraction support code */
/*
* Read a new buffer from src->reqoffset, takes care of events
* and seeking and such.
@ -981,53 +647,25 @@ gst_gnome_vfs_src_create (GstBaseSrc * basesrc, guint64 offset, guint size,
}
}
audiocast_do_notifications (src);
buf = gst_buffer_new_and_alloc (size);
if (src->iradio_mode && src->icy_metaint > 0) {
buf = gst_buffer_new_and_alloc (src->icy_metaint);
if (src->icy_caps)
gst_buffer_set_caps (buf, src->icy_caps);
data = GST_BUFFER_DATA (buf);
data = GST_BUFFER_DATA (buf);
GST_BUFFER_OFFSET (buf) = src->curoffset;
/* try to read */
GST_DEBUG_OBJECT (src, "doing read: icy_count: %" G_GINT64_FORMAT,
src->icy_count);
res = gnome_vfs_read (src->handle, data, size, &readbytes);
res = gnome_vfs_read (src->handle, data,
src->icy_metaint - src->icy_count, &readbytes);
if (res == GNOME_VFS_ERROR_EOF || (res == GNOME_VFS_OK && readbytes == 0))
goto eos;
if (res == GNOME_VFS_ERROR_EOF || (res == GNOME_VFS_OK && readbytes == 0))
goto eos;
GST_BUFFER_SIZE (buf) = readbytes;
if (res != GNOME_VFS_OK)
goto read_failed;
if (res != GNOME_VFS_OK)
goto read_failed;
src->icy_count += readbytes;
GST_BUFFER_OFFSET (buf) = src->curoffset;
GST_BUFFER_SIZE (buf) = readbytes;
src->curoffset += readbytes;
if (src->icy_count == src->icy_metaint) {
gst_gnome_vfs_src_get_icy_metadata (src);
src->icy_count = 0;
}
} else {
buf = gst_buffer_new_and_alloc (size);
data = GST_BUFFER_DATA (buf);
GST_BUFFER_OFFSET (buf) = src->curoffset;
res = gnome_vfs_read (src->handle, data, size, &readbytes);
if (res == GNOME_VFS_ERROR_EOF || (res == GNOME_VFS_OK && readbytes == 0))
goto eos;
GST_BUFFER_SIZE (buf) = readbytes;
if (res != GNOME_VFS_OK)
goto read_failed;
src->curoffset += readbytes;
}
src->curoffset += readbytes;
/* we're done, return the buffer */
*buffer = buf;
@ -1145,9 +783,6 @@ gst_gnome_vfs_src_start (GstBaseSrc * basesrc)
src = GST_GNOME_VFS_SRC (basesrc);
if (!audiocast_init (src))
return FALSE;
gst_gnome_vfs_src_push_callbacks (src);
if (src->uri != NULL) {
@ -1177,8 +812,6 @@ gst_gnome_vfs_src_start (GstBaseSrc * basesrc)
}
gnome_vfs_file_info_unref (info);
audiocast_do_notifications (src);
if (gnome_vfs_seek (src->handle, GNOME_VFS_SEEK_CURRENT, 0)
== GNOME_VFS_OK) {
src->seekable = TRUE;
@ -1195,7 +828,6 @@ open_failed:
GNOME_VFS_URI_HIDE_PASSWORD);
gst_gnome_vfs_src_pop_callbacks (src);
audiocast_thread_kill (src);
if (res == GNOME_VFS_ERROR_NOT_FOUND ||
res == GNOME_VFS_ERROR_SERVICE_NOT_AVAILABLE) {
@ -1225,7 +857,6 @@ gst_gnome_vfs_src_stop (GstBaseSrc * basesrc)
src = GST_GNOME_VFS_SRC (basesrc);
gst_gnome_vfs_src_pop_callbacks (src);
audiocast_thread_kill (src);
if (src->own_handle) {
gnome_vfs_close (src->handle);
@ -1234,5 +865,10 @@ gst_gnome_vfs_src_stop (GstBaseSrc * basesrc)
src->size = (GnomeVFSFileSize) - 1;
src->curoffset = 0;
if (src->icy_caps) {
gst_caps_unref (src->icy_caps);
src->icy_caps = NULL;
}
return TRUE;
}

13
ext/gnomevfs/gstgnomevfssrc.h
View file

@ -64,26 +64,17 @@ struct _GstGnomeVFSSrc
GnomeVFSFileOffset curoffset; /* current offset in file */
gboolean seekable;
/* icecast/audiocast metadata extraction handling */
/* shoutcast/icecast metadata extraction handling */
gboolean iradio_mode;
gboolean http_callbacks_pushed;
gint icy_metaint;
GnomeVFSFileSize icy_count;
GstCaps *icy_caps;
gchar *iradio_name;
gchar *iradio_genre;
gchar *iradio_url;
gchar *iradio_title;
GThread *audiocast_thread;
GList *audiocast_notify_queue;
GMutex *audiocast_queue_mutex;
GMutex *audiocast_udpdata_mutex;
gint audiocast_thread_die_infd;
gint audiocast_thread_die_outfd;
gint audiocast_port;
gint audiocast_fd;
};
struct _GstGnomeVFSSrcClass