decoder/oggflac: delete this obsolete plugin

libOggFLAC has been deprecated for 5 years now, and we havn't been
testing it for a long time.  Let's delete it.

6 files changed, 4 insertions, 411 deletions

diff --git a/INSTALL b/INSTALL
index 93c4563db..f39b88e45 100644
--- a/INSTALL
+++ b/INSTALL
@@ -84,11 +84,6 @@ For Ogg Vorbis support.  You will need libogg and libvorbis.
 FLAC - http://flac.sourceforge.net/
 For FLAC support.  You will need version 1.1.0 or higher of libflac.
 
-OggFLAC - http://www.xiph.org/ogg/vorbis/ and http://flac.sourceforge.net/
-For OggFLAC support.  You will need liboggflac, which can be built from the
-FLAC sources if libogg is already installed.  Versions of flac 1.1.3 and
-greater will automatically detect and use OggFLAC if it's available.
-
 Audio File - http://www.68k.org/~michael/audiofile/
 For WAVE, AIFF, and AU support.  You will need libaudiofile.
 
diff --git a/Makefile.am b/Makefile.am
index df9be5aaf..c67522994 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -532,10 +532,6 @@ if HAVE_FLAC
 DECODER_SRC += src/decoder/flac_decoder_plugin.c
 endif
 
-if HAVE_OGGFLAC
-DECODER_SRC += src/decoder/oggflac_decoder_plugin.c
-endif
-
 if HAVE_AUDIOFILE
 DECODER_SRC += src/decoder/audiofile_decoder_plugin.c
 endif
diff --git a/NEWS b/NEWS
index c749c3156..d96a45bda 100644
--- a/NEWS
+++ b/NEWS
@@ -11,6 +11,7 @@ ver 0.17 (2011/??/??)
   - mpg123: implement seeking
   - ffmpeg: drop support for pre-0.5 ffmpeg
   - ffmpeg: support libavformat 0.7
+  - oggflac: delete this obsolete plugin
 * output:
   - osx: allow user to specify other audio devices
   - raop: new output plugin
diff --git a/configure.ac b/configure.ac
index 0a749842b..63b1e5133 100644
--- a/configure.ac
+++ b/configure.ac
@@ -301,11 +301,6 @@ AC_ARG_ENABLE(mvp,
 		[enable support for Hauppauge Media MVP (default: disable)]),,
 	enable_mvp=no)
 
-AC_ARG_ENABLE(oggflac,
-	AS_HELP_STRING([--disable-oggflac],
-		[disable OggFLAC support (default: enable)]),,
-	enable_oggflac=yes)
-
 AC_ARG_ENABLE(openal,
 	AS_HELP_STRING([--enable-openal],
 		[enable OpenAL support (default: disable)]),,
@@ -792,25 +787,6 @@ MPD_AUTO_PKG(flac, FLAC, [flac >= 1.1],
 
 if test x$enable_flac = xyes; then
 	AC_DEFINE(HAVE_FLAC, 1, [Define for FLAC support])
-
-	oldcflags="$CFLAGS"
-	oldlibs="$LIBS"
-	CFLAGS="$CFLAGS $FLAC_CFLAGS"
-	LIBS="$LIBS $FLAC_LIBS"
-	if test x$enable_flac = xyes && test x$enable_oggflac = xyes; then
-		AC_CHECK_DECL(FLAC_API_SUPPORTS_OGG_FLAC,
-			[enable_oggflac=flac], [],
-			[#include <FLAC/export.h>])
-	fi
-	CFLAGS="$oldcflags"
-	LIBS="$oldlibs"
-
-	if test x$enable_oggflac = xflac; then
-		PKG_CHECK_MODULES(OGG, [ogg],
-			[FLAC_LIBS="${FLAC_LIBS} ${OGG_LIBS}" FLAC_CFLAGS="${FLAC_CFLAGS} ${OGG_CFLAGS}"],
-			[enable_oggflac=yes;
-			AC_MSG_WARN("FLAC has the ogg API built in, but couldn't find ogg. Disabling oggflac.")])
-	fi
 fi
 
 AM_CONDITIONAL(HAVE_FLAC, test x$enable_flac = xyes)
@@ -986,25 +962,6 @@ fi
 AC_SUBST(TREMOR_CFLAGS)
 AC_SUBST(TREMOR_LIBS)
 
-dnl --------------------------------- OggFLAC ---------------------------------
-dnl OggFLAC must go after Ogg Tremor
-
-if test x$enable_tremor = xyes && test x$enable_oggflac = xyes; then
-	AC_MSG_WARN([disabling OggFLAC support because it is incompatible with tremor])
-		enable_oggflac=no
-fi
-
-if test x$enable_oggflac = xyes; then
-	AC_CHECK_HEADER([OggFLAC/stream_decoder.h],, enable_oggflac=no)
-fi
-
-if test x$enable_oggflac = xyes; then
-	AC_DEFINE(HAVE_OGGFLAC,1,[Define for OggFLAC support])
-	MPD_LIBS="$MPD_LIBS -lOggFLAC -lFLAC -lm"
-fi
-
-AM_CONDITIONAL(HAVE_OGGFLAC, test x$enable_oggflac = xyes)
-
 dnl -------------------------------- Ogg Vorbis -------------------------------
 
 if test x$enable_tremor = xyes; then
@@ -1104,7 +1061,6 @@ if
 	test x$enable_mp4 = xno &&
 	test x$enable_mpc = xno &&
 	test x$enable_mpg123 = xno &&
-	test x$enable_oggflac = xno &&
 	test x$enable_sidplay = xno &&
 	test x$enable_tremor = xno &&
 	test x$enable_vorbis = xno &&
@@ -1115,10 +1071,10 @@ if
 fi
 
 AM_CONDITIONAL(HAVE_OGG_COMMON,
-	test x$enable_vorbis = xyes || test x$enable_tremor = xyes || test x$enable_oggflac = xyes || test x$enable_flac = xyes)
+	test x$enable_vorbis = xyes || test x$enable_tremor = xyes || test x$enable_flac = xyes)
 
 AM_CONDITIONAL(HAVE_FLAC_COMMON,
-	  test x$enable_flac = xyes || test x$enable_oggflac = xyes)
+	  test x$enable_flac = xyes)
 
 dnl ---------------------------------------------------------------------------
 dnl Encoders for Streaming Audio Output Plugins
@@ -1580,7 +1536,6 @@ results(mad, [MAD])
 results(mpg123, [MPG123])
 results(mp4, [MP4])
 results(mpc, [Musepack])
-results(oggflac, [OggFLAC], flac)
 printf '\n\t'
 results(tremor, [OggTremor])
 results(vorbis, [OggVorbis])
diff --git a/src/decoder/oggflac_decoder_plugin.c b/src/decoder/oggflac_decoder_plugin.c
deleted file mode 100644
index f14cd493c..000000000
--- a/src/decoder/oggflac_decoder_plugin.c
+++ /dev/null
@@ -1,354 +0,0 @@
-/*
- * Copyright (C) 2003-2011 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.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-/*
- * OggFLAC support (half-stolen from flac_plugin.c :))
- */
-
-#include "config.h" /* must be first for large file support */
-#include "_flac_common.h"
-#include "_ogg_common.h"
-#include "flac_metadata.h"
-
-#include <glib.h>
-#include <OggFLAC/seekable_stream_decoder.h>
-#include <assert.h>
-#include <unistd.h>
-
-static void oggflac_cleanup(OggFLAC__SeekableStreamDecoder * decoder)
-{
-	if (decoder)
-		OggFLAC__seekable_stream_decoder_delete(decoder);
-}
-
-static OggFLAC__SeekableStreamDecoderReadStatus of_read_cb(G_GNUC_UNUSED const
-							   OggFLAC__SeekableStreamDecoder
-							   * decoder,
-							   FLAC__byte buf[],
-							   unsigned *bytes,
-							   void *fdata)
-{
-	struct flac_data *data = (struct flac_data *) fdata;
-	size_t r;
-
-	r = decoder_read(data->decoder, data->input_stream,
-			 (void *)buf, *bytes);
-	*bytes = r;
-
-	if (r == 0 && !input_stream_eof(data->input_stream) &&
-	    decoder_get_command(data->decoder) == DECODE_COMMAND_NONE)
-		return OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_ERROR;
-
-	return OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK;
-}
-
-static OggFLAC__SeekableStreamDecoderSeekStatus of_seek_cb(G_GNUC_UNUSED const
-							   OggFLAC__SeekableStreamDecoder
-							   * decoder,
-							   FLAC__uint64 offset,
-							   void *fdata)
-{
-	struct flac_data *data = (struct flac_data *) fdata;
-
-	if (!input_stream_seek(data->input_stream, offset, SEEK_SET, NULL))
-		return OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_ERROR;
-
-	return OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_OK;
-}
-
-static OggFLAC__SeekableStreamDecoderTellStatus of_tell_cb(G_GNUC_UNUSED const
-							   OggFLAC__SeekableStreamDecoder
-							   * decoder,
-							   FLAC__uint64 *
-							   offset, void *fdata)
-{
-	struct flac_data *data = (struct flac_data *) fdata;
-
-	*offset = (long)(data->input_stream->offset);
-
-	return OggFLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_OK;
-}
-
-static OggFLAC__SeekableStreamDecoderLengthStatus of_length_cb(G_GNUC_UNUSED const
-							       OggFLAC__SeekableStreamDecoder
-							       * decoder,
-							       FLAC__uint64 *
-							       length,
-							       void *fdata)
-{
-	struct flac_data *data = (struct flac_data *) fdata;
-
-	if (data->input_stream->size < 0)
-		return OggFLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_ERROR;
-
-	*length = (size_t) (data->input_stream->size);
-
-	return OggFLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_OK;
-}
-
-static FLAC__bool of_EOF_cb(G_GNUC_UNUSED const OggFLAC__SeekableStreamDecoder * decoder,
-			    void *fdata)
-{
-	struct flac_data *data = (struct flac_data *) fdata;
-
-	return (decoder_get_command(data->decoder) != DECODE_COMMAND_NONE &&
-		decoder_get_command(data->decoder) != DECODE_COMMAND_SEEK) ||
-		input_stream_eof(data->input_stream);
-}
-
-static void of_error_cb(G_GNUC_UNUSED const OggFLAC__SeekableStreamDecoder * decoder,
-			FLAC__StreamDecoderErrorStatus status, void *fdata)
-{
-	flac_error_common_cb("oggflac", status, (struct flac_data *) fdata);
-}
-
-static void oggflacPrintErroredState(OggFLAC__SeekableStreamDecoderState state)
-{
-	switch (state) {
-	case OggFLAC__SEEKABLE_STREAM_DECODER_MEMORY_ALLOCATION_ERROR:
-		g_warning("oggflac allocation error\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_READ_ERROR:
-		g_warning("oggflac read error\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_ERROR:
-		g_warning("oggflac seek error\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR:
-		g_warning("oggflac seekable stream error\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_ALREADY_INITIALIZED:
-		g_warning("oggflac decoder already initialized\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_INVALID_CALLBACK:
-		g_warning("invalid oggflac callback\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_UNINITIALIZED:
-		g_warning("oggflac decoder uninitialized\n");
-		break;
-	case OggFLAC__SEEKABLE_STREAM_DECODER_OK:
-	case OggFLAC__SEEKABLE_STREAM_DECODER_SEEKING:
-	case OggFLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM:
-		break;
-	}
-}
-
-static FLAC__StreamDecoderWriteStatus
-oggflac_write_cb(G_GNUC_UNUSED const OggFLAC__SeekableStreamDecoder *decoder,
-		 const FLAC__Frame *frame, const FLAC__int32 *const buf[],
-		 void *vdata)
-{
-	struct flac_data *data = (struct flac_data *) vdata;
-
-	return flac_common_write(data, frame, buf, 0);
-}
-
-/* used by TagDup */
-static void of_metadata_dup_cb(G_GNUC_UNUSED const OggFLAC__SeekableStreamDecoder * decoder,
-			       const FLAC__StreamMetadata * block, void *vdata)
-{
-	struct flac_data *data = (struct flac_data *) vdata;
-
-	assert(data->tag != NULL);
-
-	flac_tag_apply_metadata(data->tag, NULL, block);
-}
-
-/* used by decode */
-static void of_metadata_decode_cb(G_GNUC_UNUSED const OggFLAC__SeekableStreamDecoder * dec,
-				  const FLAC__StreamMetadata * block,
-				  void *vdata)
-{
-	flac_metadata_common_cb(block, (struct flac_data *) vdata);
-}
-
-static OggFLAC__SeekableStreamDecoder *
-full_decoder_init_and_read_metadata(struct flac_data *data,
-				    unsigned int metadata_only)
-{
-	OggFLAC__SeekableStreamDecoder *decoder = NULL;
-	unsigned int s = 1;
-
-	if (!(decoder = OggFLAC__seekable_stream_decoder_new()))
-		return NULL;
-
-	if (metadata_only) {
-		s &= OggFLAC__seekable_stream_decoder_set_metadata_callback
-		    (decoder, of_metadata_dup_cb);
-		s &= OggFLAC__seekable_stream_decoder_set_metadata_respond
-		    (decoder, FLAC__METADATA_TYPE_STREAMINFO);
-	} else {
-		s &= OggFLAC__seekable_stream_decoder_set_metadata_callback
-		    (decoder, of_metadata_decode_cb);
-	}
-
-	s &= OggFLAC__seekable_stream_decoder_set_read_callback(decoder,
-								of_read_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_seek_callback(decoder,
-								of_seek_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_tell_callback(decoder,
-								of_tell_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_length_callback(decoder,
-								  of_length_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_eof_callback(decoder,
-							       of_EOF_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_write_callback(decoder,
-								 oggflac_write_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_metadata_respond(decoder,
-								   FLAC__METADATA_TYPE_VORBIS_COMMENT);
-	s &= OggFLAC__seekable_stream_decoder_set_error_callback(decoder,
-								 of_error_cb);
-	s &= OggFLAC__seekable_stream_decoder_set_client_data(decoder,
-							      (void *)data);
-
-	if (!s) {
-		g_warning("oggflac problem before init()\n");
-		goto fail;
-	}
-	if (OggFLAC__seekable_stream_decoder_init(decoder) !=
-	    OggFLAC__SEEKABLE_STREAM_DECODER_OK) {
-		g_warning("oggflac problem doing init()\n");
-		goto fail;
-	}
-	if (!OggFLAC__seekable_stream_decoder_process_until_end_of_metadata
-	    (decoder)) {
-		g_warning("oggflac problem reading metadata\n");
-		goto fail;
-	}
-
-	return decoder;
-
-fail:
-	oggflacPrintErroredState(OggFLAC__seekable_stream_decoder_get_state
-				 (decoder));
-	OggFLAC__seekable_stream_decoder_delete(decoder);
-	return NULL;
-}
-
-/* public functions: */
-static struct tag *
-oggflac_stream_tag(struct input_stream *is)
-{
-	OggFLAC__SeekableStreamDecoder *decoder;
-	struct flac_data data;
-	struct tag *tag;
-
-	if (ogg_stream_type_detect(is) != FLAC)
-		return NULL;
-
-	/* rewind the stream, because ogg_stream_type_detect() has
-	   moved it */
-	input_stream_seek(is, 0, SEEK_SET, NULL);
-
-	flac_data_init(&data, NULL, is);
-
-	data.tag = tag_new();
-
-	/* errors here won't matter,
-	 * data.tag will be set or unset, that's all we care about */
-	decoder = full_decoder_init_and_read_metadata(&data, 1);
-
-	oggflac_cleanup(decoder);
-
-	if (tag_is_defined(data.tag)) {
-		tag = data.tag;
-		data.tag = NULL;
-	} else
-		tag = NULL;
-
-	flac_data_deinit(&data);
-
-	return tag;
-}
-
-static void
-oggflac_decode(struct decoder * mpd_decoder, struct input_stream *input_stream)
-{
-	OggFLAC__SeekableStreamDecoder *decoder = NULL;
-	struct flac_data data;
-	struct audio_format audio_format;
-
-	if (ogg_stream_type_detect(input_stream) != FLAC)
-		return;
-
-	/* rewind the stream, because ogg_stream_type_detect() has
-	   moved it */
-	input_stream_seek(input_stream, 0, SEEK_SET, NULL);
-
-	flac_data_init(&data, mpd_decoder, input_stream);
-
-	if (!(decoder = full_decoder_init_and_read_metadata(&data, 0))) {
-		goto fail;
-	}
-
-	if (!data.initialized)
-		goto fail;
-
-	decoder_initialized(mpd_decoder, &audio_format,
-			    input_stream->seekable,
-			    (float)data.total_frames /
-			    (float)data.audio_format.sample_rate);
-
-	while (true) {
-		OggFLAC__seekable_stream_decoder_process_single(decoder);
-		if (OggFLAC__seekable_stream_decoder_get_state(decoder) !=
-		    OggFLAC__SEEKABLE_STREAM_DECODER_OK) {
-			break;
-		}
-		if (decoder_get_command(mpd_decoder) == DECODE_COMMAND_SEEK) {
-			FLAC__uint64 seek_sample = decoder_seek_where(mpd_decoder) *
-			    data.audio_format.sample_rate;
-			if (OggFLAC__seekable_stream_decoder_seek_absolute
-			    (decoder, seek_sample)) {
-				data.next_frame = seek_sample;
-				data.position = 0;
-				decoder_command_finished(mpd_decoder);
-			} else
-				decoder_seek_error(mpd_decoder);
-		}
-	}
-
-	if (decoder_get_command(mpd_decoder) == DECODE_COMMAND_NONE) {
-		oggflacPrintErroredState
-		    (OggFLAC__seekable_stream_decoder_get_state(decoder));
-		OggFLAC__seekable_stream_decoder_finish(decoder);
-	}
-
-fail:
-	oggflac_cleanup(decoder);
-	flac_data_deinit(&data);
-}
-
-static const char *const oggflac_suffixes[] = { "ogg", "oga", NULL };
-static const char *const oggflac_mime_types[] = {
-	"application/ogg",
-	"application/x-ogg",
-	"audio/ogg",
-	"audio/x-ogg",
-	"audio/x-flac+ogg",
-	NULL
-};
-
-const struct decoder_plugin oggflac_decoder_plugin = {
-	.name = "oggflac",
-	.stream_decode = oggflac_decode,
-	.stream_tag = oggflac_stream_tag,
-	.suffixes = oggflac_suffixes,
-	.mime_types = oggflac_mime_types
-};
diff --git a/src/decoder_list.c b/src/decoder_list.c
index 7cae818a9..11da3f63c 100644
--- a/src/decoder_list.c
+++ b/src/decoder_list.c
@@ -58,7 +58,7 @@ const struct decoder_plugin *const decoder_plugins[] = {
 #ifdef ENABLE_VORBIS_DECODER
 	&vorbis_decoder_plugin,
 #endif
-#if defined(HAVE_FLAC) || defined(HAVE_OGGFLAC)
+#if defined(HAVE_FLAC)
 	&oggflac_decoder_plugin,
 #endif
 #ifdef HAVE_FLAC