From 25261025ef1618df9013032870bf06249ea5a60e Mon Sep 17 00:00:00 2001 From: Thomas Vander Stichele Date: Sun, 23 Dec 2001 16:42:33 +0000 Subject: [PATCH] adding dv, raw1934, gnomevfs, rtp Original commit message from CVS: adding dv, raw1934, gnomevfs, rtp --- TODO | 5 + configure.ac | 4 + ext/Makefile.am | 30 ++- ext/gnomevfs/Makefile.am | 13 + ext/gnomevfs/gstgnomevfssink.c | 374 ++++++++++++++++++++++++++ ext/gnomevfs/gstgnomevfssrc.c | 578 +++++++++++++++++++++++++++++++++++++++++ 6 files changed, 998 insertions(+), 6 deletions(-) create mode 100644 ext/gnomevfs/Makefile.am create mode 100644 ext/gnomevfs/gstgnomevfssink.c create mode 100644 ext/gnomevfs/gstgnomevfssrc.c diff --git a/TODO b/TODO index ec15255..86dc889 100644 --- a/TODO +++ b/TODO @@ -31,3 +31,8 @@ * make sidplay stuff ok, the source is on the net ;) * fix xmms plugin, doesn't register atm + +* arts and artsd need a good onceover + + +* check if we can drop some of the AC_SUBST's for libs and cflags diff --git a/configure.ac b/configure.ac index 996acac..0d4dc5f 100644 --- a/configure.ac +++ b/configure.ac @@ -545,6 +545,7 @@ dnl *** raw1394 *** translit(dnm, m, l) AM_CONDITIONAL(USE_RAW1394, true) GST_CHECK_FEATURE(RAW1394, [raw1394 library], dv1394src, [ GST_CHECK_LIBHEADER(RAW1394, raw1934, raw1934_get_handle,, libraw1394/raw1394.h, RAW1394_LIBS="-raw1394") + AC_SUBST(RAW1394_LIBS) ]) dnl Check for librtp @@ -1067,6 +1068,7 @@ ext/cdparanoia/Makefile ext/dvdread/Makefile ext/esd/Makefile ext/flac/Makefile +ext/gnomevfs/Makefile ext/gsm/Makefile ext/hermes/Makefile ext/jpeg/Makefile @@ -1074,6 +1076,8 @@ ext/lame/Makefile ext/mad/Makefile ext/mpeg2dec/Makefile ext/openquicktime/Makefile +ext/raw1394/Makefile +ext/rtp/Makefile ext/shout/Makefile ext/sdl/Makefile ext/vorbis/Makefile diff --git a/ext/Makefile.am b/ext/Makefile.am index bc223d5..52576c8 100644 --- a/ext/Makefile.am +++ b/ext/Makefile.am @@ -34,6 +34,12 @@ else CDPARANOIA_DIR= endif +if USE_DV +DV_DIR=dv +else +DV_DIR= +endif + if USE_DVDREAD DVDREAD_DIR=dvdread else @@ -64,6 +70,12 @@ else FLAC_DIR= endif +if USE_GNOME_VFS +GNOME_VFS_DIR=gnomevfs +else +GNOME_VFS_DIR= +endif + if USE_HERMES HERMES_DIR=hermes else @@ -106,6 +118,12 @@ else OPENQUICKTIME_DIR= endif +if USE_RTP +RTP_DIR=rtp +else +RTP_DIR= +endif + if USE_SDL SDL_DIR=sdl else @@ -131,12 +149,12 @@ XMMS_DIR= endif SUBDIRS=$(A52_DIR) $(AALIB_DIR) $(ALSA_DIR) $(AUDIOFILE_DIR) \ - $(AVIFILE_DIR) $(CDPARANOIA_DIR) $(DVDREAD_DIR) $(ESD_DIR) \ - $(FESTIVAL_DIR) $(FLAC_DIR) $(GSM_DIR) $(HERMES_DIR) \ + $(AVIFILE_DIR) $(CDPARANOIA_DIR) $(DV_DIR) $(DVDREAD_DIR) $(ESD_DIR) \ + $(FESTIVAL_DIR) $(FLAC_DIR) $(GNOMEVFS_DIR) $(GSM_DIR) $(HERMES_DIR) \ $(JPEG_DIR) $(LAME_DIR) $(MAD_DIR) $(MIKMOD_DIR) $(MPEG2DEC_DIR) \ - $(OPENQUICKTIME_DIR) $(SDL_DIR) $(SHOUT_DIR) $(VORBIS_DIR) \ + $(OPENQUICKTIME_DIR) $(RTP_DIR) $(SDL_DIR) $(SHOUT_DIR) $(VORBIS_DIR) \ $(XMMS_DIR) -DIST_SUBDIRS=a52 aalib alsa avifile audiofile cdparanoia dvdread esd \ - festival flac gsm hermes jpeg lame mad mikmod mpeg2dec \ - openquicktime sdl shout vorbis xmms +DIST_SUBDIRS=a52 aalib alsa avifile audiofile cdparanoia dv dvdread esd \ + festival flac gnomevfs gsm hermes jpeg lame mad mikmod mpeg2dec \ + openquicktime rtp sdl shout vorbis xmms diff --git a/ext/gnomevfs/Makefile.am b/ext/gnomevfs/Makefile.am new file mode 100644 index 0000000..d436f47 --- /dev/null +++ b/ext/gnomevfs/Makefile.am @@ -0,0 +1,13 @@ +plugindir = $(libdir)/gst + +plugin_LTLIBRARIES = libgstgnomevfssrc.la libgstgnomevfssink.la + +libgstgnomevfssrc_la_SOURCES = gstgnomevfssrc.c +libgstgnomevfssink_la_SOURCES = gstgnomevfssink.c + +libgstgnomevfssrc_la_CFLAGS = $(GNOME_VFS_CFLAGS) $(GST_CFLAGS) +libgstgnomevfssrc_la_LIBADD = $(GNOME_VFS_LIBS) $(GST_LIBS) + +libgstgnomevfssink_la_CFLAGS = $(GNOME_VFS_CFLAGS) $(GST_CFLAGS) +libgstgnomevfssink_la_LIBADD = $(GNOME_VFS_LIBS) $(GST_LIBS) + diff --git a/ext/gnomevfs/gstgnomevfssink.c b/ext/gnomevfs/gstgnomevfssink.c new file mode 100644 index 0000000..e00d379 --- /dev/null +++ b/ext/gnomevfs/gstgnomevfssink.c @@ -0,0 +1,374 @@ +/* GStreamer + * Copyright (C) 1999,2000 Erik Walthinsen + * 2000 Wim Taymans + * 2001 Bastien Nocera + * + * gstgnomevfssink.c: + * + * 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. + */ + + +#include +#include + +GstElementDetails gst_gnomevfssink_details; + + +#define GST_TYPE_GNOMEVFSSINK \ + (gst_gnomevfssink_get_type()) +#define GST_GNOMEVFSSINK(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GNOMEVFSSINK,GstGnomeVFSSink)) +#define GST_GNOMEVFSSINK_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GNOMEVFSSINK,GstGnomeVFSSinkClass)) +#define GST_IS_GNOMEVFSSINK(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GNOMEVFSSINK)) +#define GST_IS_GNOMEVFSSINK_CLASS(obj) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GNOMEVFSSINK)) + +typedef struct _GstGnomeVFSSink GstGnomeVFSSink; +typedef struct _GstGnomeVFSSinkClass GstGnomeVFSSinkClass; + +typedef enum { + GST_GNOMEVFSSINK_OPEN = GST_ELEMENT_FLAG_LAST, + + GST_GNOMEVFSSINK_FLAG_LAST = GST_ELEMENT_FLAG_LAST + 2, +} GstGnomeVFSSinkFlags; + +struct _GstGnomeVFSSink { + GstElement element; + + /* filename */ + gchar *filename; + /* uri */ + GnomeVFSURI *uri; + /* handle */ + GnomeVFSHandle *handle; + /* wether to erase a file or not */ + gboolean erase; +}; + +struct _GstGnomeVFSSinkClass { + GstElementClass parent_class; + + /* signals */ + void (*handoff) (GstElement *element,GstPad *pad); + void (*erase_ask) (GstElement *element,GstPad *pad); +}; + +GType gst_gnomevfssink_get_type(void); + +GstElementDetails gst_gnomevfssink_details = { + "GnomeVFS Sink", + "Sink", + "GnomeVFS hole for data", + VERSION, + "Bastien Nocera ", + "(C) 2001" +}; + + +/* GnomeVFSSink signals and args */ +enum { + /* FILL ME */ + SIGNAL_HANDOFF, + SIGNAL_ERASE_ASK, + LAST_SIGNAL +}; + +enum { + ARG_0, + ARG_LOCATION, + ARG_ERASE +}; + + +static void gst_gnomevfssink_class_init (GstGnomeVFSSinkClass *klass); +static void gst_gnomevfssink_init (GstGnomeVFSSink *gnomevfssink); + +static void gst_gnomevfssink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); +static void gst_gnomevfssink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); + +static gboolean gst_gnomevfssink_open_file (GstGnomeVFSSink *sink); +static void gst_gnomevfssink_close_file (GstGnomeVFSSink *sink); + +static void gst_gnomevfssink_chain (GstPad *pad,GstBuffer *buf); + +static GstElementStateReturn gst_gnomevfssink_change_state (GstElement *element); + +static GstElementClass *parent_class = NULL; +static guint gst_gnomevfssink_signals[LAST_SIGNAL] = { 0 }; + +GType +gst_gnomevfssink_get_type (void) +{ + static GType gnomevfssink_type = 0; + + if (!gnomevfssink_type) { + static const GTypeInfo gnomevfssink_info = { + sizeof(GstGnomeVFSSinkClass), NULL, + NULL, + (GClassInitFunc)gst_gnomevfssink_class_init, + NULL, + NULL, + sizeof(GstGnomeVFSSink), + 0, + (GInstanceInitFunc)gst_gnomevfssink_init, + }; + gnomevfssink_type = g_type_register_static (GST_TYPE_ELEMENT, "GstGnomeVFSSink", &gnomevfssink_info, 0); + } + return gnomevfssink_type; +} + +static void +gst_gnomevfssink_class_init (GstGnomeVFSSinkClass *klass) +{ + GObjectClass *gobject_class; + GstElementClass *gstelement_class; + + gobject_class = (GObjectClass*)klass; + gstelement_class = (GstElementClass*)klass; + + parent_class = g_type_class_ref (GST_TYPE_ELEMENT); + + + gst_element_install_std_props ( + GST_ELEMENT_CLASS (klass), + "location", ARG_LOCATION, G_PARAM_READWRITE, + NULL); + + gst_gnomevfssink_signals[SIGNAL_HANDOFF] = + g_signal_new ("handoff", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GstGnomeVFSSinkClass, handoff), NULL, NULL, + g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); + + gst_gnomevfssink_signals[SIGNAL_ERASE_ASK] = + g_signal_new ("erase-ask", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_LAST, + G_STRUCT_OFFSET (GstGnomeVFSSinkClass, erase_ask), NULL, NULL, + g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); + + + gobject_class->set_property = gst_gnomevfssink_set_property; + gobject_class->get_property = gst_gnomevfssink_get_property; + + gstelement_class->change_state = gst_gnomevfssink_change_state; + + /* gnome vfs engine init */ + if (gnome_vfs_initialized() == FALSE) + gnome_vfs_init(); +} + +static void +gst_gnomevfssink_init (GstGnomeVFSSink *gnomevfssink) +{ + GstPad *pad; + pad = gst_pad_new ("sink", GST_PAD_SINK); + gst_element_add_pad (GST_ELEMENT (gnomevfssink), pad); + gst_pad_set_chain_function (pad, gst_gnomevfssink_chain); + + gnomevfssink->filename = NULL; + gnomevfssink->uri = NULL; + gnomevfssink->handle = NULL; + gnomevfssink->erase = FALSE; +} + +static void +gst_gnomevfssink_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) +{ + GstGnomeVFSSink *sink; + + /* it's not null if we got it, but it might not be ours */ + sink = GST_GNOMEVFSSINK (object); + + switch (prop_id) { + case ARG_LOCATION: + if (sink->filename) + g_free (sink->filename); + if (sink->uri) + g_free (sink->uri); + if (sink->handle) + g_free (sink->handle); + sink->filename = g_strdup (g_value_get_string (value)); + break; + case ARG_ERASE: + sink->erase = g_value_get_boolean (value); + break; + default: + break; + } +} + +static void +gst_gnomevfssink_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) +{ + GstGnomeVFSSink *sink; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail (GST_IS_GNOMEVFSSINK (object)); + + sink = GST_GNOMEVFSSINK (object); + + switch (prop_id) { + case ARG_LOCATION: + g_value_set_string (value, sink->filename); + break; + case ARG_ERASE: + g_value_set_boolean (value, sink->erase); + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static gboolean +gst_gnomevfssink_open_file (GstGnomeVFSSink *sink) +{ + GnomeVFSResult result; + + g_return_val_if_fail (!GST_FLAG_IS_SET (sink, GST_GNOMEVFSSINK_OPEN), FALSE); + + /* create the GnomeVFSURI from the url */ + sink->uri = gnome_vfs_uri_new(sink->filename); + if (!sink->uri) { + perror ("open"); + gst_element_error (GST_ELEMENT (sink), g_strconcat("opening file \"", sink->filename, "\"", NULL)); + return FALSE; + } + + /* open the file */ + result = gnome_vfs_create_uri(&(sink->handle), sink->uri, + GNOME_VFS_OPEN_WRITE, sink->erase, + GNOME_VFS_PERM_USER_READ | GNOME_VFS_PERM_USER_WRITE + | GNOME_VFS_PERM_GROUP_READ); + GST_DEBUG (0, "open: %s\n", gnome_vfs_result_to_string(result)); + if (result != GNOME_VFS_OK) { + if (sink->erase == FALSE) { + g_signal_emit (G_OBJECT (sink), + gst_gnomevfssink_signals[SIGNAL_ERASE_ASK], 0, + sink->erase); + } + perror ("open"); + gst_element_error (GST_ELEMENT (sink), g_strconcat("opening file \"", sink->filename, "\"", NULL)); + return FALSE; + } + + GST_FLAG_SET (sink, GST_GNOMEVFSSINK_OPEN); + + return TRUE; +} + +static void +gst_gnomevfssink_close_file (GstGnomeVFSSink *sink) +{ + GnomeVFSResult result; + + g_return_if_fail (GST_FLAG_IS_SET (sink, GST_GNOMEVFSSINK_OPEN)); + + /* close the file */ + result = gnome_vfs_close(sink->handle); + + /* zero out the handle */ + if (sink->handle) + g_free (sink->handle); + + if (result != GNOME_VFS_OK) + { + perror ("close"); + gst_element_error (GST_ELEMENT (sink), g_strconcat("closing file \"", sink->filename, "\"", NULL)); + } + else { + GST_FLAG_UNSET (sink, GST_GNOMEVFSSINK_OPEN); + } +} + +/** + * gst_gnomevfssink_chain: + * @pad: the pad this gnomevfssink is connected to + * @buf: the buffer that has to be absorbed + * + * take the buffer from the pad and write to file if it's open + */ +static void +gst_gnomevfssink_chain (GstPad *pad, GstBuffer *buf) +{ + GstGnomeVFSSink *sink; + GnomeVFSResult result; + GnomeVFSFileSize bytes_written; + + g_return_if_fail (pad != NULL); + g_return_if_fail (GST_IS_PAD (pad)); + g_return_if_fail (buf != NULL); + + sink = GST_GNOMEVFSSINK (gst_pad_get_parent (pad)); + + if (GST_FLAG_IS_SET (sink, GST_GNOMEVFSSINK_OPEN)) + { + result = gnome_vfs_write(sink->handle, GST_BUFFER_DATA(buf), GST_BUFFER_SIZE (buf), &bytes_written); + GST_DEBUG (0, "write: %s, written_bytes: %Lu\n", gnome_vfs_result_to_string(result), bytes_written); + if (bytes_written < GST_BUFFER_SIZE (buf)) + { + printf ("gnomevfssink : Warning : %d bytes should be written, only %Lu bytes written\n", + GST_BUFFER_SIZE (buf), bytes_written); + } + } + gst_buffer_unref (buf); + + g_signal_emit (G_OBJECT (sink), gst_gnomevfssink_signals[SIGNAL_HANDOFF], 0, + sink); +} + +static GstElementStateReturn +gst_gnomevfssink_change_state (GstElement *element) +{ + g_return_val_if_fail (GST_IS_GNOMEVFSSINK (element), GST_STATE_FAILURE); + + if (GST_STATE_PENDING (element) == GST_STATE_NULL) { + if (GST_FLAG_IS_SET (element, GST_GNOMEVFSSINK_OPEN)) + gst_gnomevfssink_close_file (GST_GNOMEVFSSINK (element)); + } else { + if (!GST_FLAG_IS_SET (element, GST_GNOMEVFSSINK_OPEN)) { + if (!gst_gnomevfssink_open_file (GST_GNOMEVFSSINK (element))) + return GST_STATE_FAILURE; + } + } + + if (GST_ELEMENT_CLASS (parent_class)->change_state) + return GST_ELEMENT_CLASS (parent_class)->change_state (element); + + return GST_STATE_SUCCESS; +} + +static gboolean +plugin_init (GModule *module, GstPlugin *plugin) +{ + GstElementFactory *factory; + + /* create an elementfactory for the aasink element */ + factory = gst_elementfactory_new("gnomevfssink", GST_TYPE_GNOMEVFSSINK, + &gst_gnomevfssink_details); + g_return_val_if_fail(factory != NULL, FALSE); + + gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); + + return TRUE; +} + +GstPluginDesc plugin_desc = { + GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "gnomevfssink", + plugin_init +}; diff --git a/ext/gnomevfs/gstgnomevfssrc.c b/ext/gnomevfs/gstgnomevfssrc.c new file mode 100644 index 0000000..e8a0c44 --- /dev/null +++ b/ext/gnomevfs/gstgnomevfssrc.c @@ -0,0 +1,578 @@ +/* GStreamer + * Copyright (C) 1999,2000 Erik Walthinsen + * 2000 Wim Taymans + * 2001 Bastien Nocera + * + * gnomevfssrc.c: + * + * 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. + */ + +#define BROKEN_SIG 1 +/*#undef BROKEN_SIG */ + +#include +#include +#include +#include +#include + +#include +#include + +GstElementDetails gst_gnomevfssrc_details; + +#define GST_TYPE_GNOMEVFSSRC \ + (gst_gnomevfssrc_get_type()) +#define GST_GNOMEVFSSRC(obj) \ + (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GNOMEVFSSRC,GstGnomeVFSSrc)) +#define GST_GNOMEVFSSRC_CLASS(klass) \ + (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GNOMEVFSSRC,GstGnomeVFSSrcClass)) +#define GST_IS_GNOMEVFSSRC(obj) \ + (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GNOMEVFSSRC)) +#define GST_IS_GNOMEVFSSRC_CLASS(obj) \ + (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GNOMEVFSSRC)) + +typedef enum { + GST_GNOMEVFSSRC_OPEN = GST_ELEMENT_FLAG_LAST, + + GST_GNOMEVFSSRC_FLAG_LAST = GST_ELEMENT_FLAG_LAST + 2, +} GstGnomeVFSSrcFlags; + +typedef struct _GstGnomeVFSSrc GstGnomeVFSSrc; +typedef struct _GstGnomeVFSSrcClass GstGnomeVFSSrcClass; + +struct _GstGnomeVFSSrc { + GstElement element; + /* pads */ + GstPad *srcpad; + + /* filename */ + gchar *filename; + /* is it a local file ? */ + gboolean is_local; + /* uri */ + GnomeVFSURI *uri; + + /* handle */ + GnomeVFSHandle *handle; + + /* local filename */ + gchar *local_name; + /* fd for local file fallback */ + gint fd; + /* mmap */ + guchar *map; /* where the file is mapped to */ + + /* details for fallback synchronous read */ + GnomeVFSFileSize size; + GnomeVFSFileOffset curoffset; /* current offset in file */ + gulong bytes_per_read; /* bytes per read */ + gboolean new_seek; +}; + +struct _GstGnomeVFSSrcClass { + GstElementClass parent_class; +#ifdef BROKEN_SIG + void (*eos_hack) (GstGnomeVFSSrc * src); +#endif +}; + +GstElementDetails gst_gnomevfssrc_details = { + "GnomeVFS Source", + "Source/File", + "Read from any GnomeVFS file", + VERSION, + "Bastien Nocera ", + "(C) 2001", +}; + +/* GnomeVFSSrc signals and args */ +enum { +#ifdef BROKEN_SIG + EOS_HACK, +#endif + LAST_SIGNAL +}; + +enum { + ARG_0, + ARG_LOCATION, + ARG_BYTESPERREAD, + ARG_OFFSET, + ARG_FILESIZE, +}; + +GType gst_gnomevfssrc_get_type(void); + +static void gst_gnomevfssrc_class_init(GstGnomeVFSSrcClass *klass); +static void gst_gnomevfssrc_init(GstGnomeVFSSrc *gnomevfssrc); + +static void gst_gnomevfssrc_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); +static void gst_gnomevfssrc_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); + +static GstBuffer *gst_gnomevfssrc_get(GstPad *pad); + +static GstElementStateReturn gst_gnomevfssrc_change_state(GstElement *element); + +static void gst_gnomevfssrc_close_file(GstGnomeVFSSrc *src); +static gboolean gst_gnomevfssrc_open_file(GstGnomeVFSSrc *src); + + +static GstElementClass *parent_class = NULL; +#ifdef BROKEN_SIG +static guint gst_gnomevfssrc_signals[LAST_SIGNAL] = { 0 }; +#endif + +GType gst_gnomevfssrc_get_type(void) +{ + static GType gnomevfssrc_type = 0; + + if (!gnomevfssrc_type) { + static const GTypeInfo gnomevfssrc_info = { + sizeof(GstGnomeVFSSrcClass), NULL, + NULL, + (GClassInitFunc) gst_gnomevfssrc_class_init, + NULL, + NULL, + sizeof(GstGnomeVFSSrc), + 0, + (GInstanceInitFunc) gst_gnomevfssrc_init, + }; + gnomevfssrc_type = + g_type_register_static(GST_TYPE_ELEMENT, "GstGnomeVFSSrc", &gnomevfssrc_info, 0); + } + return gnomevfssrc_type; +} + +static void gst_gnomevfssrc_class_init(GstGnomeVFSSrcClass *klass) +{ + GObjectClass *gobject_class; + GstElementClass *gstelement_class; + + gobject_class = (GObjectClass *) klass; + gstelement_class = (GstElementClass *) klass; + + parent_class = g_type_class_ref(GST_TYPE_ELEMENT); + + gst_element_install_std_props ( + GST_ELEMENT_CLASS (klass), + "offset", ARG_OFFSET, G_PARAM_READWRITE, + "filesize", ARG_FILESIZE, G_PARAM_READABLE, + "bytesperread", ARG_BYTESPERREAD, G_PARAM_READWRITE, + "location", ARG_LOCATION, G_PARAM_READWRITE, + NULL); + +#ifdef BROKEN_SIG + gst_gnomevfssrc_signals[EOS_HACK] = + g_signal_new("eos-hack", G_TYPE_FROM_CLASS(klass), G_SIGNAL_RUN_FIRST, + G_STRUCT_OFFSET(GstGnomeVFSSrcClass, eos_hack), NULL, NULL, + g_cclosure_marshal_VOID__VOID, G_TYPE_NONE,0); + +#endif /* BROKEN_SIG */ + + /*FIXME was for the old cothread scheduling code */ +/* gobject_class->set_property = gst_gnomevfssrc_set_property; */ +/* gobject_class->get_property = gst_gnomevfssrc_get_property; */ + gstelement_class->set_property = gst_gnomevfssrc_set_property; + gstelement_class->get_property = gst_gnomevfssrc_get_property; + + gstelement_class->change_state = gst_gnomevfssrc_change_state; + + /* gnome vfs engine init */ + if (gnome_vfs_initialized() == FALSE) + gnome_vfs_init(); +} + +static void gst_gnomevfssrc_init(GstGnomeVFSSrc *gnomevfssrc) +{ +/* GST_FLAG_SET (gnomevfssrc, GST_SRC_); */ + + gnomevfssrc->srcpad = gst_pad_new("src", GST_PAD_SRC); + gst_pad_set_get_function(gnomevfssrc->srcpad, gst_gnomevfssrc_get); + gst_element_add_pad(GST_ELEMENT(gnomevfssrc), gnomevfssrc->srcpad); + + gnomevfssrc->filename = NULL; + gnomevfssrc->is_local = FALSE; + gnomevfssrc->uri = NULL; + gnomevfssrc->handle = NULL; + gnomevfssrc->fd = 0; + gnomevfssrc->curoffset = 0; + gnomevfssrc->bytes_per_read = 4096; + gnomevfssrc->new_seek = FALSE; +} + + +static void gst_gnomevfssrc_set_property(GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) +{ + GstGnomeVFSSrc *src; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail(GST_IS_GNOMEVFSSRC(object)); + + src = GST_GNOMEVFSSRC(object); + + switch (prop_id) { + case ARG_LOCATION: + /* the element must be stopped or paused in order to do this */ + g_return_if_fail((GST_STATE(src) < GST_STATE_PLAYING) + || (GST_STATE(src) == GST_STATE_PAUSED)); + + if (src->filename) + g_free(src->filename); + + /* clear the filename if we get a NULL (is that possible?) */ + if (g_value_get_string (value) == NULL) { + gst_element_set_state(GST_ELEMENT(object), + GST_STATE_NULL); + src->filename = NULL; + } else { + /* otherwise set the new filename */ + src->filename = g_strdup(g_value_get_string (value)); + } + + if ((GST_STATE(src) == GST_STATE_PAUSED) + && (src->filename != NULL)) { + gst_gnomevfssrc_close_file(src); + gst_gnomevfssrc_open_file(src); + } + break; + case ARG_BYTESPERREAD: + src->bytes_per_read = g_value_get_int (value); + break; + case ARG_OFFSET: + src->curoffset = g_value_get_long (value); + src->new_seek = TRUE; + break; + default: + break; + } +} + +static void gst_gnomevfssrc_get_property(GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) +{ + GstGnomeVFSSrc *src; + + /* it's not null if we got it, but it might not be ours */ + g_return_if_fail(GST_IS_GNOMEVFSSRC(object)); + + src = GST_GNOMEVFSSRC(object); + + switch (prop_id) { + case ARG_LOCATION: + g_value_set_string (value, src->filename); + break; + case ARG_BYTESPERREAD: + g_value_set_int (value, src->bytes_per_read); + break; + case ARG_OFFSET: + g_value_set_long (value, src->curoffset); + break; + case ARG_FILESIZE: + g_value_set_long (value, src->size); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +/** + * gst_gnomevfssrc_get: + * @pad: #GstPad to push a buffer from + * + * Push a new buffer from the gnomevfssrc at the current offset. + */ +static GstBuffer *gst_gnomevfssrc_get(GstPad *pad) +{ + GstGnomeVFSSrc *src; + GnomeVFSResult result = 0; + GstBuffer *buf; + GnomeVFSFileSize readbytes; + + g_return_val_if_fail(pad != NULL, NULL); + src = GST_GNOMEVFSSRC(gst_pad_get_parent(pad)); + g_return_val_if_fail(GST_FLAG_IS_SET(src, GST_GNOMEVFSSRC_OPEN), + NULL); + + /* deal with EOF state */ + if ((src->curoffset >= src->size) && (src->size != 0)) + { +#ifdef BROKEN_SIG + g_signal_emit(G_OBJECT(src), + gst_gnomevfssrc_signals[EOS_HACK], 0); +#endif /* BROKEN_SIG */ + /*gst_pad_set_eos (pad); */ + return NULL; + } + + /* create the buffer */ + /* FIXME: should eventually use a bufferpool for this */ + buf = gst_buffer_new(); + g_return_val_if_fail(buf, NULL); + + /* read it in from the file */ + if (src->is_local) + { + /* simply set the buffer to point to the correct region of the + * file */ + GST_BUFFER_DATA (buf) = src->map + src->curoffset; + GST_BUFFER_OFFSET (buf) = src->curoffset; + GST_BUFFER_FLAG_SET (buf, GST_BUFFER_DONTFREE); + + if ((src->curoffset + src->bytes_per_read) > src->size) + { + GST_BUFFER_SIZE (buf) = src->size - src->curoffset; + /* set the buffer's EOF bit here */ +#ifdef BROKEN_SIG + g_signal_emit(G_OBJECT(src), + gst_gnomevfssrc_signals[EOS_HACK], 0); +#endif /* BROKEN_SIG */ + GST_BUFFER_FLAG_SET(buf, GST_BUFFER_EOS); + } else { + GST_BUFFER_SIZE (buf) = src->bytes_per_read; + } + + src->curoffset += GST_BUFFER_SIZE (buf); + + if (src->new_seek) + { + GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLUSH); + GST_DEBUG (0,"new seek\n"); + src->new_seek = FALSE; + } + } else { + /* allocate the space for the buffer data */ + GST_BUFFER_DATA(buf) = g_malloc(src->bytes_per_read); + g_return_val_if_fail(GST_BUFFER_DATA(buf) != NULL, NULL); + + if (src->new_seek) + { + result = gnome_vfs_seek(src->handle, + GNOME_VFS_SEEK_START, src->curoffset); + GST_DEBUG(0, "new_seek: %s\n", + gnome_vfs_result_to_string(result)); + GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLUSH); + src->new_seek = FALSE; + } + + result = gnome_vfs_read(src->handle, GST_BUFFER_DATA(buf), + src->bytes_per_read, &readbytes); + + GST_DEBUG(0, "read: %s, readbytes: %Lu\n", + gnome_vfs_result_to_string(result), readbytes); + /* deal with EOS */ + if (readbytes == 0) + { + gst_buffer_unref(buf); + GST_BUFFER_FLAG_SET(buf, GST_BUFFER_EOS); + gst_element_signal_eos(GST_ELEMENT(src)); +#ifdef BROKEN_SIG + g_signal_emit(G_OBJECT(src), + gst_gnomevfssrc_signals[EOS_HACK], 0); +#endif /* BROKEN_SIG */ + return NULL; + } + + /* if we didn't get as many bytes as we asked for, we're at + * EOF */ + if (readbytes < src->bytes_per_read) + { + /* set the buffer's EOF bit here */ + GST_BUFFER_FLAG_SET(buf, GST_BUFFER_EOS); +#ifdef BROKEN_SIG + g_signal_emit(G_OBJECT(src), + gst_gnomevfssrc_signals[EOS_HACK], 0); +#endif /* BROKEN_SIG */ + } + GST_BUFFER_OFFSET(buf) = src->curoffset; + GST_BUFFER_SIZE(buf) = readbytes; + src->curoffset += readbytes; + + } + + /* we're done, return the buffer */ + return buf; +} + +/* open the file and mmap it, necessary to go to READY state */ +static gboolean gst_gnomevfssrc_open_file(GstGnomeVFSSrc *src) +{ + GnomeVFSResult result; + + g_return_val_if_fail(!GST_FLAG_IS_SET(src, GST_GNOMEVFSSRC_OPEN), + FALSE); + + /* create the uri */ + src->uri = gnome_vfs_uri_new(src->filename); + if (!src->uri) { + perror("open"); + gst_element_error(GST_ELEMENT(src), + g_strconcat("creating uri \"", + src->filename, "\"", NULL)); + return FALSE; + } + + /* open the file using open() if the file is local */ + src->is_local = gnome_vfs_uri_is_local(src->uri); + + if (src->is_local) { + src->local_name = + gnome_vfs_get_local_path_from_uri(src->filename); + src->fd = open(src->local_name, O_RDONLY); + if (src->fd < 0) + { + perror("open"); + gst_element_error(GST_ELEMENT(src), + g_strconcat("opening local file \"", + src->filename, "\"", + NULL)); + return FALSE; + } + + /* find the file length */ + src->size = lseek (src->fd, 0, SEEK_END); + lseek (src->fd, 0, SEEK_SET); + src->map = mmap (NULL, src->size, PROT_READ, MAP_SHARED, + src->fd, 0); + madvise (src->map,src->size, 2); + /* collapse state if that failed */ + if (src->map == NULL) + { + gst_gnomevfssrc_close_file(src); + gst_element_error (GST_ELEMENT (src),"mmapping file"); + return FALSE; + } + + src->new_seek = TRUE; + } else { + result = + gnome_vfs_open_uri(&(src->handle), src->uri, + GNOME_VFS_OPEN_READ); + if (result != GNOME_VFS_OK) + { + perror("open"); + gst_element_error(GST_ELEMENT(src), + g_strconcat("opening vfs file \"", + src->filename, "\": ", + gnome_vfs_result_to_string(result), + NULL)); + return FALSE; + } + + /* find the file length */ + { + GnomeVFSResult size_result; + GnomeVFSFileInfo *info; + + info = gnome_vfs_file_info_new (); + size_result = gnome_vfs_get_file_info_uri(src->uri, + info, GNOME_VFS_FILE_INFO_DEFAULT); + + if (size_result != GNOME_VFS_OK) + src->size = 0; + else + src->size = info->size; + + gnome_vfs_file_info_unref(info); + } + + GST_DEBUG(0, "open %s\n", gnome_vfs_result_to_string(result)); + } + + GST_FLAG_SET(src, GST_GNOMEVFSSRC_OPEN); + + return TRUE; +} + +/* unmap and close the file */ +static void gst_gnomevfssrc_close_file(GstGnomeVFSSrc *src) +{ + g_return_if_fail(GST_FLAG_IS_SET(src, GST_GNOMEVFSSRC_OPEN)); + + /* close the file */ + if (src->is_local) + { + /* unmap the file from memory */ + munmap (src->map, src->size); + close(src->fd); + } else { + gnome_vfs_close(src->handle); + } + + /* zero out a lot of our state */ + src->is_local = FALSE; + if (src->uri) + g_free(src->uri); + if (src->handle) + g_free(src->handle); + if (src->local_name) + g_free(src->local_name); + src->fd = 0; + src->map = NULL; + src->size = 0; + src->curoffset = 0; + src->new_seek = FALSE; + + GST_FLAG_UNSET(src, GST_GNOMEVFSSRC_OPEN); +} + +static GstElementStateReturn gst_gnomevfssrc_change_state(GstElement *element) +{ + g_return_val_if_fail(GST_IS_GNOMEVFSSRC(element), + GST_STATE_FAILURE); + + if (GST_STATE_TRANSITION(element) == GST_STATE_NULL_TO_READY) { + if (!GST_FLAG_IS_SET(element, GST_GNOMEVFSSRC_OPEN)) { + if (!gst_gnomevfssrc_open_file + (GST_GNOMEVFSSRC(element))) + return GST_STATE_FAILURE; + } + } else if (GST_STATE_TRANSITION(element) == + GST_STATE_READY_TO_NULL) { + if (GST_FLAG_IS_SET(element, GST_GNOMEVFSSRC_OPEN)) + gst_gnomevfssrc_close_file(GST_GNOMEVFSSRC + (element)); + } + + if (GST_ELEMENT_CLASS(parent_class)->change_state) + return GST_ELEMENT_CLASS(parent_class)-> + change_state(element); + + return GST_STATE_SUCCESS; +} + +static gboolean plugin_init(GModule *module, GstPlugin *plugin) +{ + GstElementFactory *factory; + + /* create an elementfactory for the aasink element */ + factory = + gst_elementfactory_new("gnomevfssrc", GST_TYPE_GNOMEVFSSRC, + &gst_gnomevfssrc_details); + g_return_val_if_fail(factory != NULL, FALSE); + + gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); + + return TRUE; +} + +GstPluginDesc plugin_desc = { + GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "gnomevfssrc", + plugin_init +}; -- 2.7.4