/*****************************************************************************
- * vorbis.c: vorbis decoder module making use of libvorbis.
+ * vorbis.c: vorbis decoder/encoder/packetizer module using of libvorbis.
*****************************************************************************
- * Copyright (C) 1999-2001 VideoLAN
- * $Id: vorbis.c,v 1.1 2002/10/24 09:30:47 gbazin Exp $
+ * Copyright (C) 2001-2003 the VideoLAN team
+ * Copyright (C) 2007 Société des arts technologiques
+ * Copyright (C) 2007 Savoir-faire Linux
*
- * Authors: Gildas Bazin <gbazin@netcourrier.com>
+ * $Id$
+ *
+ * Authors: Gildas Bazin <gbazin@videolan.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
*
* 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, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
/*****************************************************************************
* Preamble
*****************************************************************************/
-#include <stdlib.h> /* malloc(), free() */
-#include <string.h> /* memcpy(), memset() */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
-#include <vlc/vlc.h>
-#include <vlc/aout.h>
-#include <vlc/decoder.h>
-#include <input_ext-dec.h>
-
-#include <vlc/input.h>
+#include <vlc_common.h>
+#include <vlc_plugin.h>
+#include <vlc_codec.h>
+#include <vlc_aout.h>
+#include <vlc_input.h>
+#include <vlc_playlist.h>
+#include <vlc_sout.h>
#include <ogg/ogg.h>
+
+#ifdef MODULE_NAME_IS_tremor
+#include <tremor/ivorbiscodec.h>
+
+#else
#include <vorbis/codec.h>
+/* vorbis header */
+#ifdef HAVE_VORBIS_VORBISENC_H
+# include <vorbis/vorbisenc.h>
+# ifndef OV_ECTL_RATEMANAGE_AVG
+# define OV_ECTL_RATEMANAGE_AVG 0x0
+# endif
+#endif
+
+#endif
+
/*****************************************************************************
- * dec_thread_t : vorbis decoder thread descriptor
+ * decoder_sys_t : vorbis decoder descriptor
*****************************************************************************/
-typedef struct dec_thread_t
+struct decoder_sys_t
{
+ /* Module mode */
+ bool b_packetizer;
+
/*
- * Thread properties
+ * Input properties
*/
- vlc_thread_t thread_id; /* id for thread functions */
+ int i_headers;
/*
* Vorbis properties
vorbis_block vb; /* local working space for packet->PCM decode */
/*
- * Input properties
+ * Common properties
*/
- decoder_fifo_t * p_fifo; /* stores the PES stream data */
+ audio_date_t end_date;
+ int i_last_block_size;
+
+ int i_input_rate;
/*
- * Output properties
- */
- aout_instance_t *p_aout;
- aout_input_t *p_aout_input;
- audio_sample_format_t output_format;
- audio_date_t end_date;
+ ** Channel reordering
+ */
+ int pi_chan_table[AOUT_CHAN_MAX];
+};
-} dec_thread_t;
+static int pi_channels_maps[9] =
+{
+ 0,
+ AOUT_CHAN_CENTER,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
+ AOUT_CHAN_CENTER | AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_REARLEFT
+ | AOUT_CHAN_REARRIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
+ | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
+ | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_LFE,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
+ | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT
+ | AOUT_CHAN_MIDDLERIGHT,
+ AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER | AOUT_CHAN_REARLEFT
+ | AOUT_CHAN_REARRIGHT | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
+ | AOUT_CHAN_LFE
+};
-/*****************************************************************************
+/*
+** channel order as defined in http://www.ogghelp.com/ogg/glossary.cfm#Audio_Channels
+*/
+
+/* recommended vorbis channel order for 6 channels */
+static const uint32_t pi_6channels_in[] =
+{ AOUT_CHAN_LEFT, AOUT_CHAN_CENTER, AOUT_CHAN_RIGHT,
+ AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT,AOUT_CHAN_LFE,0 };
+
+/* recommended vorbis channel order for 4 channels */
+static const uint32_t pi_4channels_in[] =
+{ AOUT_CHAN_LEFT, AOUT_CHAN_RIGHT, AOUT_CHAN_CENTER, AOUT_CHAN_LFE, 0 };
+
+/* recommended vorbis channel order for 3 channels */
+static const uint32_t pi_3channels_in[] =
+{ AOUT_CHAN_LEFT, AOUT_CHAN_CENTER, AOUT_CHAN_RIGHT, 0 };
+
+/* our internal channel order (WG-4 order) */
+static const uint32_t pi_channels_out[] =
+{ AOUT_CHAN_LEFT, AOUT_CHAN_RIGHT, AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT,
+ AOUT_CHAN_CENTER, AOUT_CHAN_LFE, 0 };
+
+/****************************************************************************
* Local prototypes
- *****************************************************************************/
-static int OpenDecoder ( vlc_object_t * );
-static int RunDecoder ( decoder_fifo_t * );
-static void CloseDecoder ( dec_thread_t * );
+ ****************************************************************************/
+static int OpenDecoder ( vlc_object_t * );
+static int OpenPacketizer( vlc_object_t * );
+static void CloseDecoder ( vlc_object_t * );
+static void *DecodeBlock ( decoder_t *, block_t ** );
+
+static int ProcessHeaders( decoder_t * );
+static void *ProcessPacket ( decoder_t *, ogg_packet *, block_t ** );
+
+static aout_buffer_t *DecodePacket ( decoder_t *, ogg_packet * );
+static block_t *SendPacket( decoder_t *, ogg_packet *, block_t * );
+
+static void ParseVorbisComments( decoder_t * );
+
+static void ConfigureChannelOrder(int *, int, uint32_t, bool );
-static void DecodePacket ( dec_thread_t * );
-static int GetOggPacket ( dec_thread_t *, ogg_packet *, mtime_t *, int );
+#ifdef MODULE_NAME_IS_tremor
+static void Interleave ( int32_t *, const int32_t **, int, int, int * );
+#else
+static void Interleave ( float *, const float **, int, int, int * );
+#endif
-static void Interleave ( float *, const float **, int, int );
+#ifndef MODULE_NAME_IS_tremor
+static int OpenEncoder ( vlc_object_t * );
+static void CloseEncoder ( vlc_object_t * );
+static block_t *Encode ( encoder_t *, aout_buffer_t * );
+#endif
/*****************************************************************************
* Module descriptor
*****************************************************************************/
+#define ENC_QUALITY_TEXT N_("Encoding quality")
+#define ENC_QUALITY_LONGTEXT N_( \
+ "Enforce a quality between 1 (low) and 10 (high), instead " \
+ "of specifying a particular bitrate. This will produce a VBR stream." )
+#define ENC_MAXBR_TEXT N_("Maximum encoding bitrate")
+#define ENC_MAXBR_LONGTEXT N_( \
+ "Maximum bitrate in kbps. This is useful for streaming applications." )
+#define ENC_MINBR_TEXT N_("Minimum encoding bitrate")
+#define ENC_MINBR_LONGTEXT N_( \
+ "Minimum bitrate in kbps. This is useful for encoding for a fixed-size channel." )
+#define ENC_CBR_TEXT N_("CBR encoding")
+#define ENC_CBR_LONGTEXT N_( \
+ "Force a constant bitrate encoding (CBR)." )
+
vlc_module_begin();
- set_description( _("Vorbis decoder module") );
+ set_shortname( "Vorbis" );
+ set_description( N_("Vorbis audio decoder") );
+#ifdef MODULE_NAME_IS_tremor
+ set_capability( "decoder", 90 );
+#else
set_capability( "decoder", 100 );
- set_callbacks( OpenDecoder, NULL );
+#endif
+ set_category( CAT_INPUT );
+ set_subcategory( SUBCAT_INPUT_ACODEC );
+ set_callbacks( OpenDecoder, CloseDecoder );
+
+ add_submodule();
+ set_description( N_("Vorbis audio packetizer") );
+ set_capability( "packetizer", 100 );
+ set_callbacks( OpenPacketizer, CloseDecoder );
+
+#ifndef MODULE_NAME_IS_tremor
+# define ENC_CFG_PREFIX "sout-vorbis-"
+ add_submodule();
+ set_description( N_("Vorbis audio encoder") );
+ set_capability( "encoder", 100 );
+#if defined(HAVE_VORBIS_VORBISENC_H)
+ set_callbacks( OpenEncoder, CloseEncoder );
+#endif
+
+ add_integer( ENC_CFG_PREFIX "quality", 0, NULL, ENC_QUALITY_TEXT,
+ ENC_QUALITY_LONGTEXT, false );
+ add_integer( ENC_CFG_PREFIX "max-bitrate", 0, NULL, ENC_MAXBR_TEXT,
+ ENC_MAXBR_LONGTEXT, false );
+ add_integer( ENC_CFG_PREFIX "min-bitrate", 0, NULL, ENC_MINBR_TEXT,
+ ENC_MINBR_LONGTEXT, false );
+ add_bool( ENC_CFG_PREFIX "cbr", 0, NULL, ENC_CBR_TEXT,
+ ENC_CBR_LONGTEXT, false );
+#endif
+
vlc_module_end();
+#ifndef MODULE_NAME_IS_tremor
+static const char *const ppsz_enc_options[] = {
+ "quality", "max-bitrate", "min-bitrate", "cbr", NULL
+};
+#endif
+
/*****************************************************************************
* OpenDecoder: probe the decoder and return score
*****************************************************************************/
static int OpenDecoder( vlc_object_t *p_this )
{
- decoder_fifo_t *p_fifo = (decoder_fifo_t*) p_this;
+ decoder_t *p_dec = (decoder_t*)p_this;
+ decoder_sys_t *p_sys;
- if( p_fifo->i_fourcc != VLC_FOURCC('v','o','r','b') )
+ if( p_dec->fmt_in.i_codec != VLC_FOURCC('v','o','r','b') )
{
return VLC_EGENERIC;
}
- p_fifo->pf_run = RunDecoder;
+ /* Allocate the memory needed to store the decoder's structure */
+ if( ( p_dec->p_sys = p_sys =
+ (decoder_sys_t *)malloc(sizeof(decoder_sys_t)) ) == NULL )
+ return VLC_ENOMEM;
+
+ /* Misc init */
+ aout_DateSet( &p_sys->end_date, 0 );
+ p_sys->i_last_block_size = 0;
+ p_sys->b_packetizer = false;
+ p_sys->i_headers = 0;
+ p_sys->i_input_rate = INPUT_RATE_DEFAULT;
+
+ /* Take care of vorbis init */
+ vorbis_info_init( &p_sys->vi );
+ vorbis_comment_init( &p_sys->vc );
+
+ /* Set output properties */
+ p_dec->fmt_out.i_cat = AUDIO_ES;
+#ifdef MODULE_NAME_IS_tremor
+ p_dec->fmt_out.i_codec = VLC_FOURCC('f','i','3','2');
+#else
+ p_dec->fmt_out.i_codec = VLC_FOURCC('f','l','3','2');
+#endif
+
+ /* Set callbacks */
+ p_dec->pf_decode_audio = (aout_buffer_t *(*)(decoder_t *, block_t **))
+ DecodeBlock;
+ p_dec->pf_packetize = (block_t *(*)(decoder_t *, block_t **))
+ DecodeBlock;
+
return VLC_SUCCESS;
}
-/*****************************************************************************
- * RunDecoder: the vorbis decoder
- *****************************************************************************/
-static int RunDecoder( decoder_fifo_t * p_fifo )
+static int OpenPacketizer( vlc_object_t *p_this )
{
- dec_thread_t *p_dec;
- ogg_packet oggpacket;
- mtime_t i_pts;
+ decoder_t *p_dec = (decoder_t*)p_this;
+
+ int i_ret = OpenDecoder( p_this );
- /* Allocate the memory needed to store the thread's structure */
- if( (p_dec = (dec_thread_t *)malloc (sizeof(dec_thread_t)) )
- == NULL)
+ if( i_ret == VLC_SUCCESS )
{
- msg_Err( p_fifo, "out of memory" );
- goto error;
+ p_dec->p_sys->b_packetizer = true;
+ p_dec->fmt_out.i_codec = VLC_FOURCC('v','o','r','b');
}
- /* Initialize the thread properties */
- p_dec->p_fifo = p_fifo;
+ return i_ret;
+}
- /* Take care of the initial Vorbis header */
- vorbis_info_init( &p_dec->vi );
- vorbis_comment_init( &p_dec->vc );
+/****************************************************************************
+ * DecodeBlock: the whole thing
+ ****************************************************************************
+ * This function must be fed with ogg packets.
+ ****************************************************************************/
+static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ ogg_packet oggpacket;
- if( GetOggPacket( p_dec, &oggpacket, &i_pts, 0 ) != VLC_SUCCESS )
- goto error;
+ if( !pp_block ) return NULL;
- oggpacket.b_o_s = 1; /* yes this actually is a b_o_s packet :) */
- if( vorbis_synthesis_headerin( &p_dec->vi, &p_dec->vc, &oggpacket ) < 0 )
+ if( *pp_block )
+ {
+ /* Block to Ogg packet */
+ oggpacket.packet = (*pp_block)->p_buffer;
+ oggpacket.bytes = (*pp_block)->i_buffer;
+
+ if( (*pp_block)->i_rate > 0 )
+ p_sys->i_input_rate = (*pp_block)->i_rate;
+ }
+ else
{
- msg_Err( p_dec->p_fifo, "This bitstream does not contain Vorbis "
- "audio data");
- goto error;
+ if( p_sys->b_packetizer ) return NULL;
+
+ /* Block to Ogg packet */
+ oggpacket.packet = NULL;
+ oggpacket.bytes = 0;
}
- /* The next two packets in order are the comment and codebook headers.
- We need to watch out that these packets are not missing as a
- missing or corrupted header is fatal. */
- if( GetOggPacket( p_dec, &oggpacket, &i_pts, 1 ) != VLC_SUCCESS )
- goto error;
+ oggpacket.granulepos = -1;
+ oggpacket.b_o_s = 0;
+ oggpacket.e_o_s = 0;
+ oggpacket.packetno = 0;
- if( vorbis_synthesis_headerin( &p_dec->vi, &p_dec->vc, &oggpacket ) < 0 )
+ /* Check for headers */
+ if( p_sys->i_headers == 0 && p_dec->fmt_in.i_extra )
{
- msg_Err( p_dec->p_fifo, "2nd Vorbis header is corrupted" );
- goto error;
+ /* Headers already available as extra data */
+ msg_Dbg( p_dec, "headers already available as extra data" );
+ p_sys->i_headers = 3;
}
+ else if( oggpacket.bytes && p_sys->i_headers < 3 )
+ {
+ /* Backup headers as extra data */
+ uint8_t *p_extra;
+
+ p_dec->fmt_in.p_extra =
+ realloc( p_dec->fmt_in.p_extra, p_dec->fmt_in.i_extra +
+ oggpacket.bytes + 2 );
+ p_extra = (uint8_t *)p_dec->fmt_in.p_extra + p_dec->fmt_in.i_extra;
+ *(p_extra++) = oggpacket.bytes >> 8;
+ *(p_extra++) = oggpacket.bytes & 0xFF;
- if( GetOggPacket( p_dec, &oggpacket, &i_pts, 1 ) != VLC_SUCCESS )
- goto error;
+ memcpy( p_extra, oggpacket.packet, oggpacket.bytes );
+ p_dec->fmt_in.i_extra += oggpacket.bytes + 2;
- if( vorbis_synthesis_headerin( &p_dec->vi, &p_dec->vc, &oggpacket ) < 0 )
+ block_Release( *pp_block );
+ p_sys->i_headers++;
+ return NULL;
+ }
+
+ if( p_sys->i_headers == 3 )
{
- msg_Err( p_dec->p_fifo, "3rd Vorbis header is corrupted" );
- goto error;
+ if( ProcessHeaders( p_dec ) != VLC_SUCCESS )
+ {
+ p_sys->i_headers = 0;
+ p_dec->fmt_in.i_extra = 0;
+ block_Release( *pp_block );
+ return NULL;
+ }
+ else p_sys->i_headers++;
}
- /* Initialize the Vorbis packet->PCM decoder */
- vorbis_synthesis_init( &p_dec->vd, &p_dec->vi );
- vorbis_block_init( &p_dec->vd, &p_dec->vb );
+ return ProcessPacket( p_dec, &oggpacket, pp_block );
+}
+
+/*****************************************************************************
+ * ProcessHeaders: process Vorbis headers.
+ *****************************************************************************/
+static int ProcessHeaders( decoder_t *p_dec )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ ogg_packet oggpacket;
+ uint8_t *p_extra;
+ int i_extra;
- p_dec->output_format.i_format = VLC_FOURCC('f','l','3','2');
- p_dec->output_format.i_channels = p_dec->vi.channels;
- p_dec->output_format.i_rate = p_dec->vi.rate;
+ if( !p_dec->fmt_in.i_extra ) return VLC_EGENERIC;
+
+ oggpacket.granulepos = -1;
+ oggpacket.b_o_s = 1; /* yes this actually is a b_o_s packet :) */
+ oggpacket.e_o_s = 0;
+ oggpacket.packetno = 0;
+ p_extra = p_dec->fmt_in.p_extra;
+ i_extra = p_dec->fmt_in.i_extra;
- aout_DateInit( &p_dec->end_date, p_dec->vi.rate );
- p_dec->p_aout = NULL;
- p_dec->p_aout_input = aout_DecNew( p_dec->p_fifo,
- &p_dec->p_aout,
- &p_dec->output_format );
+ /* Take care of the initial Vorbis header */
+ oggpacket.bytes = *(p_extra++) << 8;
+ oggpacket.bytes |= (*(p_extra++) & 0xFF);
+ oggpacket.packet = p_extra;
+ p_extra += oggpacket.bytes;
+ i_extra -= (oggpacket.bytes + 2);
+ if( i_extra < 0 )
+ {
+ msg_Err( p_dec, "header data corrupted");
+ return VLC_EGENERIC;
+ }
- if( p_dec->p_aout_input == NULL )
+ if( vorbis_synthesis_headerin( &p_sys->vi, &p_sys->vc, &oggpacket ) < 0 )
{
- msg_Err( p_dec->p_fifo, "failed to create aout fifo" );
- goto error;
+ msg_Err( p_dec, "this bitstream does not contain Vorbis audio data");
+ return VLC_EGENERIC;
}
- /* Take care of the first pts we receive. We need to be careful as a pts
- * in vorbis language does in fact correspond to the presentation time of
- * the _next_ packet to receive */
- if( i_pts > 0 && i_pts != aout_DateGet( &p_dec->end_date ) )
+ /* Setup the format */
+ p_dec->fmt_out.audio.i_rate = p_sys->vi.rate;
+ p_dec->fmt_out.audio.i_channels = p_sys->vi.channels;
+
+ if( p_dec->fmt_out.audio.i_channels > 9 )
{
- aout_DateSet( &p_dec->end_date, i_pts );
+ msg_Err( p_dec, "invalid number of channels (not between 1 and 9): %i",
+ p_dec->fmt_out.audio.i_channels );
+ return VLC_EGENERIC;
}
- /* vorbis decoder thread's main loop */
- while( (!p_dec->p_fifo->b_die) && (!p_dec->p_fifo->b_error) )
+ p_dec->fmt_out.audio.i_physical_channels =
+ p_dec->fmt_out.audio.i_original_channels =
+ pi_channels_maps[p_sys->vi.channels];
+ p_dec->fmt_out.i_bitrate = p_sys->vi.bitrate_nominal;
+
+ aout_DateInit( &p_sys->end_date, p_sys->vi.rate );
+
+ msg_Dbg( p_dec, "channels:%d samplerate:%ld bitrate:%ld",
+ p_sys->vi.channels, p_sys->vi.rate, p_sys->vi.bitrate_nominal );
+
+ /* The next packet in order is the comments header */
+ oggpacket.b_o_s = 0;
+ oggpacket.bytes = *(p_extra++) << 8;
+ oggpacket.bytes |= (*(p_extra++) & 0xFF);
+ oggpacket.packet = p_extra;
+ p_extra += oggpacket.bytes;
+ i_extra -= (oggpacket.bytes + 2);
+ if( i_extra < 0 )
{
- DecodePacket( p_dec );
+ msg_Err( p_dec, "header data corrupted");
+ return VLC_EGENERIC;
}
- /* If b_error is set, the vorbis decoder thread enters the error loop */
- if( p_dec->p_fifo->b_error )
+ if( vorbis_synthesis_headerin( &p_sys->vi, &p_sys->vc, &oggpacket ) < 0 )
{
- DecoderError( p_dec->p_fifo );
+ msg_Err( p_dec, "2nd Vorbis header is corrupted" );
+ return VLC_EGENERIC;
}
+ ParseVorbisComments( p_dec );
- /* End of the vorbis decoder thread */
- CloseDecoder( p_dec );
+ /* The next packet in order is the codebooks header
+ * We need to watch out that this packet is not missing as a
+ * missing or corrupted header is fatal. */
+ oggpacket.bytes = *(p_extra++) << 8;
+ oggpacket.bytes |= (*(p_extra++) & 0xFF);
+ oggpacket.packet = p_extra;
+ i_extra -= (oggpacket.bytes + 2);
+ if( i_extra < 0 )
+ {
+ msg_Err( p_dec, "header data corrupted");
+ return VLC_EGENERIC;
+ }
- return 0;
+ if( vorbis_synthesis_headerin( &p_sys->vi, &p_sys->vc, &oggpacket ) < 0 )
+ {
+ msg_Err( p_dec, "3rd Vorbis header is corrupted" );
+ return VLC_EGENERIC;
+ }
- error:
- if( p_dec )
+ if( !p_sys->b_packetizer )
+ {
+ /* Initialize the Vorbis packet->PCM decoder */
+ vorbis_synthesis_init( &p_sys->vd, &p_sys->vi );
+ vorbis_block_init( &p_sys->vd, &p_sys->vb );
+ }
+ else
{
- if( p_dec->p_fifo )
- p_dec->p_fifo->b_error = 1;
- free( p_dec );
+ p_dec->fmt_out.i_extra = p_dec->fmt_in.i_extra;
+ p_dec->fmt_out.p_extra =
+ realloc( p_dec->fmt_out.p_extra, p_dec->fmt_out.i_extra );
+ memcpy( p_dec->fmt_out.p_extra,
+ p_dec->fmt_in.p_extra, p_dec->fmt_out.i_extra );
}
- DecoderError( p_fifo );
- return -1;
+ ConfigureChannelOrder(p_sys->pi_chan_table, p_sys->vi.channels,
+ p_dec->fmt_out.audio.i_physical_channels, true);
+ return VLC_SUCCESS;
}
/*****************************************************************************
- * DecodePacket: decodes a Vorbis packet.
+ * ProcessPacket: processes a Vorbis packet.
*****************************************************************************/
-static void DecodePacket( dec_thread_t *p_dec )
+static void *ProcessPacket( decoder_t *p_dec, ogg_packet *p_oggpacket,
+ block_t **pp_block )
{
- aout_buffer_t *p_aout_buffer;
- ogg_packet oggpacket;
- float **pp_pcm;
- int i_samples;
- mtime_t i_pts;
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ block_t *p_block = *pp_block;
+
+ /* Date management */
+ if( p_block && p_block->i_pts > 0 &&
+ p_block->i_pts != aout_DateGet( &p_sys->end_date ) )
+ {
+ aout_DateSet( &p_sys->end_date, p_block->i_pts );
+ }
- if( GetOggPacket( p_dec, &oggpacket, &i_pts, 1 ) != VLC_SUCCESS )
+ if( !aout_DateGet( &p_sys->end_date ) )
{
- /* This should mean an eos */
- return;
+ /* We've just started the stream, wait for the first PTS. */
+ if( p_block ) block_Release( p_block );
+ return NULL;
}
- if( vorbis_synthesis( &p_dec->vb, &oggpacket ) == 0 )
- vorbis_synthesis_blockin( &p_dec->vd, &p_dec->vb );
+ *pp_block = NULL; /* To avoid being fed the same packet again */
+
+ if( p_sys->b_packetizer )
+ {
+ return SendPacket( p_dec, p_oggpacket, p_block );
+ }
else
- msg_Err( p_dec->p_fifo, "vorbis_synthesis error" );
+ {
+ aout_buffer_t *p_aout_buffer;
+
+ if( p_sys->i_headers >= 3 )
+ p_aout_buffer = DecodePacket( p_dec, p_oggpacket );
+ else
+ p_aout_buffer = NULL;
+
+ if( p_block ) block_Release( p_block );
+ return p_aout_buffer;
+ }
+}
+
+/*****************************************************************************
+ * DecodePacket: decodes a Vorbis packet.
+ *****************************************************************************/
+static aout_buffer_t *DecodePacket( decoder_t *p_dec, ogg_packet *p_oggpacket )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ int i_samples;
+
+#ifdef MODULE_NAME_IS_tremor
+ int32_t **pp_pcm;
+#else
+ float **pp_pcm;
+#endif
+
+ if( p_oggpacket->bytes &&
+#ifdef MODULE_NAME_IS_tremor
+ vorbis_synthesis( &p_sys->vb, p_oggpacket, 1 ) == 0 )
+#else
+ vorbis_synthesis( &p_sys->vb, p_oggpacket ) == 0 )
+#endif
+ vorbis_synthesis_blockin( &p_sys->vd, &p_sys->vb );
/* **pp_pcm is a multichannel float vector. In stereo, for
* example, pp_pcm[0] is left, and pp_pcm[1] is right. i_samples is
* the size of each channel. Convert the float values
* (-1.<=range<=1.) to whatever PCM format and write it out */
- while( ( i_samples = vorbis_synthesis_pcmout( &p_dec->vd, &pp_pcm ) ) > 0 )
+ if( ( i_samples = vorbis_synthesis_pcmout( &p_sys->vd, &pp_pcm ) ) > 0 )
{
- p_aout_buffer = aout_DecNewBuffer( p_dec->p_aout, p_dec->p_aout_input,
- i_samples );
- if( !p_aout_buffer )
- {
- msg_Err( p_dec->p_fifo, "cannot get aout buffer" );
- p_dec->p_fifo->b_error = 1;
- return;
- }
+ aout_buffer_t *p_aout_buffer;
+
+ p_aout_buffer =
+ p_dec->pf_aout_buffer_new( p_dec, i_samples );
+
+ if( p_aout_buffer == NULL ) return NULL;
/* Interleave the samples */
- Interleave( (float *)p_aout_buffer->p_buffer, (const float **)pp_pcm,
- p_dec->vi.channels, i_samples );
+#ifdef MODULE_NAME_IS_tremor
+ Interleave( (int32_t *)p_aout_buffer->p_buffer,
+ (const int32_t **)pp_pcm, p_sys->vi.channels, i_samples, p_sys->pi_chan_table);
+#else
+ Interleave( (float *)p_aout_buffer->p_buffer,
+ (const float **)pp_pcm, p_sys->vi.channels, i_samples, p_sys->pi_chan_table);
+#endif
/* Tell libvorbis how many samples we actually consumed */
- vorbis_synthesis_read( &p_dec->vd, i_samples );
+ vorbis_synthesis_read( &p_sys->vd, i_samples );
/* Date management */
- p_aout_buffer->start_date = aout_DateGet( &p_dec->end_date );
- p_aout_buffer->end_date = aout_DateIncrement( &p_dec->end_date,
- i_samples );
+ p_aout_buffer->start_date = aout_DateGet( &p_sys->end_date );
+ p_aout_buffer->end_date = aout_DateIncrement( &p_sys->end_date,
+ i_samples * p_sys->i_input_rate / INPUT_RATE_DEFAULT );
+ return p_aout_buffer;
+ }
+ else
+ {
+ return NULL;
+ }
+}
- if( i_pts > 0 && i_pts != aout_DateGet( &p_dec->end_date ) )
- {
- aout_DateSet( &p_dec->end_date, i_pts );
- p_aout_buffer->end_date = aout_DateGet( &p_dec->end_date );
- }
- else
- {
- aout_DateSet( &p_dec->end_date, p_aout_buffer->end_date );
- }
+/*****************************************************************************
+ * SendPacket: send an ogg dated packet to the stream output.
+ *****************************************************************************/
+static block_t *SendPacket( decoder_t *p_dec, ogg_packet *p_oggpacket,
+ block_t *p_block )
+{
+ decoder_sys_t *p_sys = p_dec->p_sys;
+ int i_block_size, i_samples;
- aout_DecPlay( p_dec->p_aout, p_dec->p_aout_input, p_aout_buffer );
- }
+ i_block_size = vorbis_packet_blocksize( &p_sys->vi, p_oggpacket );
+ if( i_block_size < 0 ) i_block_size = 0; /* non audio packet */
+ i_samples = ( p_sys->i_last_block_size + i_block_size ) >> 2;
+ p_sys->i_last_block_size = i_block_size;
+ /* Date management */
+ p_block->i_dts = p_block->i_pts = aout_DateGet( &p_sys->end_date );
+
+ if( p_sys->i_headers >= 3 )
+ p_block->i_length = aout_DateIncrement( &p_sys->end_date,
+ i_samples * p_sys->i_input_rate / INPUT_RATE_DEFAULT ) -
+ p_block->i_pts;
+ else
+ p_block->i_length = 0;
+
+ return p_block;
}
/*****************************************************************************
- * GetOggPacket: get the following vorbis packet from the stream and send back
- * the result in an ogg packet (for easy decoding by libvorbis).
- *****************************************************************************
- * Returns VLC_EGENERIC in case of eof.
+ * ParseVorbisComments
*****************************************************************************/
-static int GetOggPacket( dec_thread_t *p_dec, ogg_packet *p_oggpacket,
- mtime_t *p_pts, int b_next )
+static void ParseVorbisComments( decoder_t *p_dec )
{
- pes_packet_t *p_pes;
+ input_thread_t *p_input = (input_thread_t *)p_dec->p_parent;
+ char *psz_name, *psz_value, *psz_comment;
+ input_item_t *p_item;
+ int i = 0;
+
+ if( p_input->i_object_type != VLC_OBJECT_INPUT ) return;
+
+ p_item = input_GetItem( p_input );
+
+ while( i < p_dec->p_sys->vc.comments )
+ {
+ psz_comment = strdup( p_dec->p_sys->vc.user_comments[i] );
+ if( !psz_comment )
+ break;
+ psz_name = psz_comment;
+ psz_value = strchr( psz_comment, '=' );
+ if( psz_value )
+ {
+ *psz_value = '\0';
+ psz_value++;
+ input_Control( p_input, INPUT_ADD_INFO, _("Vorbis comment"),
+ psz_name, "%s", psz_value );
+/*TODO: dot he test at the beginning and save time !! */
+#ifndef HAVE_TAGLIB
+ if( psz_value && ( *psz_value != '\0' ) )
+ {
+ if( !strcasecmp( psz_name, "artist" ) )
+ input_item_SetArtist( p_item, psz_value );
+ else if( !strcasecmp( psz_name, "title" ) )
+ {
+ input_item_SetTitle( p_item, psz_value );
+ p_item->psz_name = strdup( psz_value );
+ }
+ else if( !strcasecmp( psz_name, "album" ) )
+ {
+ input_item_SetAlbum( p_item, psz_value );
+ }
+ else if( !strcasecmp( psz_name, "musicbrainz_trackid" ) )
+ input_item_SetTrackID( p_item, psz_value );
+#if 0 //not used
+ else if( !strcasecmp( psz_name, "musicbrainz_artistid" ) )
+ vlc_meta_SetArtistID( p_item, psz_value );
+ else if( !strcasecmp( psz_name, "musicbrainz_albumid" ) )
+ input_item_SetAlbumID( p_item, psz_value );
+#endif
+ }
+#endif
+ if( !strcasecmp( psz_name, "REPLAYGAIN_TRACK_GAIN" ) ||
+ !strcasecmp( psz_name, "RG_RADIO" ) )
+ {
+ audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
+
+ r->pb_gain[AUDIO_REPLAY_GAIN_TRACK] = true;
+ r->pf_gain[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
+ }
+ else if( !strcasecmp( psz_name, "REPLAYGAIN_TRACK_PEAK" ) ||
+ !strcasecmp( psz_name, "RG_PEAK" ) )
+ {
+ audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
- if( b_next ) NextPES( p_dec->p_fifo );
- p_pes = GetPES( p_dec->p_fifo );
+ r->pb_peak[AUDIO_REPLAY_GAIN_TRACK] = true;
+ r->pf_peak[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
+ }
+ else if( !strcasecmp( psz_name, "REPLAYGAIN_ALBUM_GAIN" ) ||
+ !strcasecmp( psz_name, "RG_AUDIOPHILE" ) )
+ {
+ audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
- p_oggpacket->packet = p_pes->p_first->p_payload_start;
- p_oggpacket->bytes = p_pes->i_pes_size;
- p_oggpacket->granulepos = p_pes->i_dts;
- p_oggpacket->b_o_s = 0;
- p_oggpacket->e_o_s = 0;
- p_oggpacket->packetno = 0;
+ r->pb_gain[AUDIO_REPLAY_GAIN_ALBUM] = true;
+ r->pf_gain[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
+ }
+ else if( !strcasecmp( psz_name, "REPLAYGAIN_ALBUM_PEAK" ) )
+ {
+ audio_replay_gain_t *r = &p_dec->fmt_out.audio_replay_gain;
+
+ r->pb_peak[AUDIO_REPLAY_GAIN_ALBUM] = true;
+ r->pf_peak[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
+ }
+ }
+ var_SetInteger( pl_Yield( p_input ), "item-change", p_item->i_id );
+ pl_Release( p_input );
+ free( psz_comment );
+ i++;
+ }
+}
- *p_pts = p_pes->i_pts;
+/*****************************************************************************
+ * Interleave: helper function to interleave channels
+ *****************************************************************************/
+static void ConfigureChannelOrder(int *pi_chan_table, int i_channels, uint32_t i_channel_mask, bool b_decode)
+{
+ const uint32_t *pi_channels_in;
+ switch( i_channels )
+ {
+ case 6:
+ case 5:
+ pi_channels_in = pi_6channels_in;
+ break;
+ case 4:
+ pi_channels_in = pi_4channels_in;
+ break;
+ case 3:
+ pi_channels_in = pi_3channels_in;
+ break;
+ default:
+ {
+ int i;
+ for( i = 0; i< i_channels; ++i )
+ {
+ pi_chan_table[i] = i;
+ }
+ return;
+ }
+ }
- return p_pes ? VLC_SUCCESS : VLC_EGENERIC;
+ if( b_decode )
+ aout_CheckChannelReorder( pi_channels_in, pi_channels_out,
+ i_channel_mask & AOUT_CHAN_PHYSMASK,
+ i_channels,
+ pi_chan_table );
+ else
+ aout_CheckChannelReorder( pi_channels_out, pi_channels_in,
+ i_channel_mask & AOUT_CHAN_PHYSMASK,
+ i_channels,
+ pi_chan_table );
}
/*****************************************************************************
* Interleave: helper function to interleave channels
*****************************************************************************/
-static void Interleave( float *p_out, const float **pp_in, int i_channels,
- int i_samples )
+#ifdef MODULE_NAME_IS_tremor
+static void Interleave( int32_t *p_out, const int32_t **pp_in,
+ int i_nb_channels, int i_samples, int *pi_chan_table)
+{
+ int i, j;
+
+ for ( j = 0; j < i_samples; j++ )
+ for ( i = 0; i < i_nb_channels; i++ )
+ p_out[j * i_nb_channels + pi_chan_table[i]] = pp_in[i][j] * (FIXED32_ONE >> 24);
+}
+#else
+static void Interleave( float *p_out, const float **pp_in,
+ int i_nb_channels, int i_samples, int *pi_chan_table )
{
int i, j;
for ( j = 0; j < i_samples; j++ )
+ for ( i = 0; i < i_nb_channels; i++ )
+ p_out[j * i_nb_channels + pi_chan_table[i]] = pp_in[i][j];
+}
+#endif
+
+/*****************************************************************************
+ * CloseDecoder: vorbis decoder destruction
+ *****************************************************************************/
+static void CloseDecoder( vlc_object_t *p_this )
+{
+ decoder_t *p_dec = (decoder_t *)p_this;
+ decoder_sys_t *p_sys = p_dec->p_sys;
+
+ if( !p_sys->b_packetizer && p_sys->i_headers > 3 )
{
- for ( i = 0; i < i_channels; i++ )
- {
- p_out[j * i_channels + i] = pp_in[i][j];
- }
+ vorbis_block_clear( &p_sys->vb );
+ vorbis_dsp_clear( &p_sys->vd );
}
+
+ vorbis_comment_clear( &p_sys->vc );
+ vorbis_info_clear( &p_sys->vi ); /* must be called last */
+
+ free( p_sys );
}
+#if defined(HAVE_VORBIS_VORBISENC_H) && !defined(MODULE_NAME_IS_tremor)
+
/*****************************************************************************
- * CloseDecoder: vorbis decoder destruction
+ * encoder_sys_t : vorbis encoder descriptor
+ *****************************************************************************/
+struct encoder_sys_t
+{
+ /*
+ * Vorbis properties
+ */
+ vorbis_info vi; /* struct that stores all the static vorbis bitstream
+ settings */
+ vorbis_comment vc; /* struct that stores all the bitstream user
+ * comments */
+ vorbis_dsp_state vd; /* central working state for the packet->PCM
+ * decoder */
+ vorbis_block vb; /* local working space for packet->PCM decode */
+
+ int i_last_block_size;
+ int i_samples_delay;
+ int i_channels;
+
+ /*
+ * Common properties
+ */
+ mtime_t i_pts;
+
+ /*
+ ** Channel reordering
+ */
+ int pi_chan_table[AOUT_CHAN_MAX];
+
+};
+
+/*****************************************************************************
+ * OpenEncoder: probe the encoder and return score
*****************************************************************************/
-static void CloseDecoder( dec_thread_t * p_dec )
+static int OpenEncoder( vlc_object_t *p_this )
{
- if( p_dec->p_aout_input != NULL )
+ encoder_t *p_enc = (encoder_t *)p_this;
+ encoder_sys_t *p_sys;
+ int i_quality, i_min_bitrate, i_max_bitrate, i;
+ ogg_packet header[3];
+ vlc_value_t val;
+ uint8_t *p_extra;
+
+ if( p_enc->fmt_out.i_codec != VLC_FOURCC('v','o','r','b') &&
+ !p_enc->b_force )
{
- aout_DecDelete( p_dec->p_aout, p_dec->p_aout_input );
+ return VLC_EGENERIC;
}
- if( p_dec )
+ /* Allocate the memory needed to store the decoder's structure */
+ if( ( p_sys = (encoder_sys_t *)malloc(sizeof(encoder_sys_t)) ) == NULL )
+ return VLC_ENOMEM;
+ p_enc->p_sys = p_sys;
+
+ p_enc->pf_encode_audio = Encode;
+ p_enc->fmt_in.i_codec = VLC_FOURCC('f','l','3','2');
+ p_enc->fmt_out.i_codec = VLC_FOURCC('v','o','r','b');
+
+ config_ChainParse( p_enc, ENC_CFG_PREFIX, ppsz_enc_options, p_enc->p_cfg );
+
+ var_Get( p_enc, ENC_CFG_PREFIX "quality", &val );
+ i_quality = val.i_int;
+ if( i_quality > 10 ) i_quality = 10;
+ if( i_quality < 0 ) i_quality = 0;
+ var_Get( p_enc, ENC_CFG_PREFIX "cbr", &val );
+ if( val.b_bool ) i_quality = 0;
+ var_Get( p_enc, ENC_CFG_PREFIX "max-bitrate", &val );
+ i_max_bitrate = val.i_int;
+ var_Get( p_enc, ENC_CFG_PREFIX "min-bitrate", &val );
+ i_min_bitrate = val.i_int;
+
+ /* Initialize vorbis encoder */
+ vorbis_info_init( &p_sys->vi );
+
+ if( i_quality > 0 )
+ {
+ /* VBR mode */
+ if( vorbis_encode_setup_vbr( &p_sys->vi,
+ p_enc->fmt_in.audio.i_channels, p_enc->fmt_in.audio.i_rate,
+ i_quality * 0.1 ) )
+ {
+ vorbis_info_clear( &p_sys->vi );
+ free( p_enc->p_sys );
+ msg_Err( p_enc, "VBR mode initialisation failed" );
+ return VLC_EGENERIC;
+ }
+
+ /* Do we have optional hard quality restrictions? */
+ if( i_max_bitrate > 0 || i_min_bitrate > 0 )
+ {
+ struct ovectl_ratemanage_arg ai;
+ vorbis_encode_ctl( &p_sys->vi, OV_ECTL_RATEMANAGE_GET, &ai );
+
+ ai.bitrate_hard_min = i_min_bitrate;
+ ai.bitrate_hard_max = i_max_bitrate;
+ ai.management_active = 1;
+
+ vorbis_encode_ctl( &p_sys->vi, OV_ECTL_RATEMANAGE_SET, &ai );
+
+ }
+ else
+ {
+ /* Turn off management entirely */
+ vorbis_encode_ctl( &p_sys->vi, OV_ECTL_RATEMANAGE_SET, NULL );
+ }
+ }
+ else
+ {
+ if( vorbis_encode_setup_managed( &p_sys->vi,
+ p_enc->fmt_in.audio.i_channels, p_enc->fmt_in.audio.i_rate,
+ i_min_bitrate > 0 ? i_min_bitrate * 1000: -1,
+ p_enc->fmt_out.i_bitrate,
+ i_max_bitrate > 0 ? i_max_bitrate * 1000: -1 ) )
+ {
+ vorbis_info_clear( &p_sys->vi );
+ msg_Err( p_enc, "CBR mode initialisation failed" );
+ free( p_enc->p_sys );
+ return VLC_EGENERIC;
+ }
+ }
+
+ vorbis_encode_setup_init( &p_sys->vi );
+
+ /* Add a comment */
+ vorbis_comment_init( &p_sys->vc);
+ vorbis_comment_add_tag( &p_sys->vc, "ENCODER", "VLC media player");
+
+ /* Set up the analysis state and auxiliary encoding storage */
+ vorbis_analysis_init( &p_sys->vd, &p_sys->vi );
+ vorbis_block_init( &p_sys->vd, &p_sys->vb );
+
+ /* Create and store headers */
+ vorbis_analysis_headerout( &p_sys->vd, &p_sys->vc,
+ &header[0], &header[1], &header[2]);
+ p_enc->fmt_out.i_extra = 3 * 2 + header[0].bytes +
+ header[1].bytes + header[2].bytes;
+ p_extra = p_enc->fmt_out.p_extra = malloc( p_enc->fmt_out.i_extra );
+ for( i = 0; i < 3; i++ )
{
- vorbis_block_clear( &p_dec->vb );
- vorbis_dsp_clear( &p_dec->vd );
- vorbis_comment_clear( &p_dec->vc );
- vorbis_info_clear( &p_dec->vi ); /* must be called last */
- free( p_dec );
+ *(p_extra++) = header[i].bytes >> 8;
+ *(p_extra++) = header[i].bytes & 0xFF;
+ memcpy( p_extra, header[i].packet, header[i].bytes );
+ p_extra += header[i].bytes;
}
+
+ p_sys->i_channels = p_enc->fmt_in.audio.i_channels;
+ p_sys->i_last_block_size = 0;
+ p_sys->i_samples_delay = 0;
+ p_sys->i_pts = 0;
+
+ ConfigureChannelOrder(p_sys->pi_chan_table, p_sys->vi.channels,
+ p_enc->fmt_in.audio.i_physical_channels, true);
+
+ return VLC_SUCCESS;
}
+
+/****************************************************************************
+ * Encode: the whole thing
+ ****************************************************************************
+ * This function spits out ogg packets.
+ ****************************************************************************/
+static block_t *Encode( encoder_t *p_enc, aout_buffer_t *p_aout_buf )
+{
+ encoder_sys_t *p_sys = p_enc->p_sys;
+ ogg_packet oggpacket;
+ block_t *p_block, *p_chain = NULL;
+ float **buffer;
+ int i;
+ unsigned int j;
+
+ p_sys->i_pts = p_aout_buf->start_date -
+ (mtime_t)1000000 * (mtime_t)p_sys->i_samples_delay /
+ (mtime_t)p_enc->fmt_in.audio.i_rate;
+
+ p_sys->i_samples_delay += p_aout_buf->i_nb_samples;
+
+ buffer = vorbis_analysis_buffer( &p_sys->vd, p_aout_buf->i_nb_samples );
+
+ /* convert samples to float and uninterleave */
+ for( i = 0; i < p_sys->i_channels; i++ )
+ {
+ for( j = 0 ; j < p_aout_buf->i_nb_samples ; j++ )
+ {
+ buffer[i][j]= ((float *)p_aout_buf->p_buffer)
+ [j * p_sys->i_channels + p_sys->pi_chan_table[i]];
+ }
+ }
+
+ vorbis_analysis_wrote( &p_sys->vd, p_aout_buf->i_nb_samples );
+
+ while( vorbis_analysis_blockout( &p_sys->vd, &p_sys->vb ) == 1 )
+ {
+ int i_samples;
+
+ vorbis_analysis( &p_sys->vb, NULL );
+ vorbis_bitrate_addblock( &p_sys->vb );
+
+ while( vorbis_bitrate_flushpacket( &p_sys->vd, &oggpacket ) )
+ {
+ int i_block_size;
+ p_block = block_New( p_enc, oggpacket.bytes );
+ memcpy( p_block->p_buffer, oggpacket.packet, oggpacket.bytes );
+
+ i_block_size = vorbis_packet_blocksize( &p_sys->vi, &oggpacket );
+
+ if( i_block_size < 0 ) i_block_size = 0;
+ i_samples = ( p_sys->i_last_block_size + i_block_size ) >> 2;
+ p_sys->i_last_block_size = i_block_size;
+
+ p_block->i_length = (mtime_t)1000000 *
+ (mtime_t)i_samples / (mtime_t)p_enc->fmt_in.audio.i_rate;
+
+ p_block->i_dts = p_block->i_pts = p_sys->i_pts;
+
+ p_sys->i_samples_delay -= i_samples;
+
+ /* Update pts */
+ p_sys->i_pts += p_block->i_length;
+ block_ChainAppend( &p_chain, p_block );
+ }
+ }
+
+ return p_chain;
+}
+
+/*****************************************************************************
+ * CloseEncoder: vorbis encoder destruction
+ *****************************************************************************/
+static void CloseEncoder( vlc_object_t *p_this )
+{
+ encoder_t *p_enc = (encoder_t *)p_this;
+ encoder_sys_t *p_sys = p_enc->p_sys;
+
+ vorbis_block_clear( &p_sys->vb );
+ vorbis_dsp_clear( &p_sys->vd );
+ vorbis_comment_clear( &p_sys->vc );
+ vorbis_info_clear( &p_sys->vi ); /* must be called last */
+
+ free( p_sys );
+}
+
+#endif /* HAVE_VORBIS_VORBISENC_H && !MODULE_NAME_IS_tremor */