added support for the MMS protocol

This patch implements the MMS protocol, by using libmms.  It is quite
experimental: it does not support seeking yet, and it is currently
using synchronous I/O, which causes MPD to hang while waiting for the
server.
This commit is contained in:
Max Kellermann 2009-01-29 21:42:10 +01:00
parent 36ca114629
commit caa4d28f04
8 changed files with 186 additions and 0 deletions

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@ -108,6 +108,9 @@ For advanced samplerate conversions.
libcurl - http://curl.haxx.se/
For playing HTTP streams.
libmms - https://launchpad.net/libmms
For playing MMS streams.
pkg-config
----------

1
NEWS
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@ -1,6 +1,7 @@
ver 0.15 - (200?/??/??)
* input:
- parse Icy-Metadata
- added support for the MMS protocol
* tags:
- support the "album artist" tag
- support MusicBrainz tags

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@ -247,6 +247,18 @@ if test x$enable_curl = xyes; then
fi
AM_CONDITIONAL(HAVE_CURL, test x$enable_curl = xyes)
AC_ARG_ENABLE(mms,
AS_HELP_STRING([--enable-mms],
[enable the MMS protocol with libmms (default: disable)]),,
[enable_mms=yes])
if test x$enable_mms = xyes; then
PKG_CHECK_MODULES(MMS, [libmms],
AC_DEFINE(ENABLE_MMS, 1, [Define when libmms is used for the MMS protocol]),
AC_MSG_ERROR([libmms not found]))
fi
AM_CONDITIONAL(ENABLE_MMS, test x$enable_mms = xyes)
dnl
dnl archive plugins
@ -1318,6 +1330,12 @@ else
echo " HTTP streaming (libcurl) ......disabled"
fi
if test x$enable_mms != xno; then
echo " MMS streaming (libmms) ........enabled"
else
echo " MMS streaming (libmms) ........disabled"
fi
echo ""
echo "##########################################"
echo ""

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@ -4,6 +4,7 @@ mpd_CFLAGS = $(MPD_CFLAGS)
mpd_CPPFLAGS = \
$(SQLITE_CFLAGS) \
$(CURL_CFLAGS) \
$(MMS_CFLAGS) \
$(AO_CFLAGS) $(ALSA_CFLAGS) \
$(SHOUT_CFLAGS) \
$(OGGVORBIS_CFLAGS) $(VORBISENC_CFLAGS) \
@ -17,6 +18,7 @@ mpd_CPPFLAGS = \
mpd_LDADD = $(MPD_LIBS) \
$(SQLITE_LIBS) \
$(CURL_LIBS) \
$(MMS_LIBS) \
$(AO_LIBS) $(ALSA_LIBS) \
$(SHOUT_LIBS) \
$(OGGVORBIS_LIBS) $(VORBISENC_LIBS) $(FLAC_LIBS) \
@ -64,6 +66,7 @@ mpd_headers = \
input_stream.h \
input_file.h \
input_curl.h \
input_mms.h \
icy_metadata.h \
client.h \
listen.h \
@ -314,6 +317,10 @@ if HAVE_CURL
mpd_SOURCES += input_curl.c icy_metadata.c
endif
if ENABLE_MMS
mpd_SOURCES += input_mms.c
endif
if HAVE_ALSA
mpd_SOURCES += output/alsa_plugin.c

120
src/input_mms.c Normal file
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@ -0,0 +1,120 @@
/*
* Copyright (C) 2003-2009 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "input_mms.h"
#include "input_stream.h"
#include <glib.h>
#include <libmms/mmsx.h>
#include <string.h>
#include <errno.h>
struct input_mms {
mmsx_t *mms;
bool eof;
};
static bool
input_mms_open(struct input_stream *is, const char *url)
{
struct input_mms *m;
if (!g_str_has_prefix(url, "mms://") &&
!g_str_has_prefix(url, "mmsh://") &&
!g_str_has_prefix(url, "mmst://") &&
!g_str_has_prefix(url, "mmsu://"))
return false;
m = g_new(struct input_mms, 1);
m->mms = mmsx_connect(NULL, NULL, url, 128 * 1024);
if (m->mms == NULL) {
g_warning("mmsx_connect() failed");
return false;
}
/* XX is this correct? at least this selects the ffmpeg
decoder, which seems to work fine*/
is->mime = g_strdup("audio/x-ms-wma");
is->data = m;
is->ready = true;
return true;
}
static size_t
input_mms_read(struct input_stream *is, void *ptr, size_t size)
{
struct input_mms *m = is->data;
int ret;
ret = mmsx_read(NULL, m->mms, ptr, size);
if (ret <= 0) {
if (ret < 0) {
is->error = errno;
g_warning("mmsx_read() failed: %s", g_strerror(errno));
}
m->eof = true;
return false;
}
is->offset += ret;
return (size_t)ret;
}
static void
input_mms_close(struct input_stream *is)
{
struct input_mms *m = is->data;
mmsx_close(m->mms);
g_free(m);
}
static bool
input_mms_eof(struct input_stream *is)
{
struct input_mms *m = is->data;
return m->eof;
}
static int
input_mms_buffer(G_GNUC_UNUSED struct input_stream *is)
{
return 0;
}
static bool
input_mms_seek(G_GNUC_UNUSED struct input_stream *is,
G_GNUC_UNUSED off_t offset, G_GNUC_UNUSED int whence)
{
return false;
}
const struct input_plugin input_plugin_mms = {
.open = input_mms_open,
.close = input_mms_close,
.buffer = input_mms_buffer,
.read = input_mms_read,
.eof = input_mms_eof,
.seek = input_mms_seek,
};

24
src/input_mms.h Normal file
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@ -0,0 +1,24 @@
/*
* Copyright (C) 2003-2009 The Music Player Daemon Project
* http://www.musicpd.org
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef INPUT_MMS_H
#define INPUT_MMS_H
extern const struct input_plugin input_plugin_mms;
#endif

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@ -29,6 +29,10 @@
#include "input_curl.h"
#endif
#ifdef ENABLE_MMS
#include "input_mms.h"
#endif
#include <glib.h>
#include <assert.h>
@ -40,6 +44,9 @@ static const struct input_plugin *const input_plugins[] = {
#ifdef HAVE_CURL
&input_plugin_curl,
#endif
#ifdef ENABLE_MMS
&input_plugin_mms,
#endif
};
static const unsigned num_input_plugins =

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@ -26,6 +26,12 @@
static const char *remoteUrlPrefixes[] = {
#ifdef HAVE_CURL
"http://",
#endif
#ifdef ENABLE_MMS
"mms://",
"mmsh://",
"mmst://",
"mmsu://",
#endif
NULL
};