/*****************************************************************************
* vorbis.c: vorbis decoder/encoder/packetizer module using of libvorbis.
*****************************************************************************
- * Copyright (C) 2001-2003 the VideoLAN team
+ * Copyright (C) 2001-2012 VLC authors and VideoLAN
* Copyright (C) 2007 Société des arts technologiques
* Copyright (C) 2007 Savoir-faire Linux
*
*
* 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
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser 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.
+ * You should have received a copy of the GNU Lesser 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.
*****************************************************************************/
/*****************************************************************************
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_codec.h>
+#include <vlc_charset.h>
#include <vlc_aout.h>
#include <vlc_input.h>
#include <vlc_sout.h>
#include <ogg/ogg.h>
#ifdef MODULE_NAME_IS_tremor
-#include <tremor/ivorbiscodec.h>
+# include <tremor/ivorbiscodec.h>
+# define INTERLEAVE_TYPE int32_t
#else
-#include <vorbis/vorbisenc.h>
+# include <vorbis/codec.h>
+# define INTERLEAVE_TYPE float
-# ifndef OV_ECTL_RATEMANAGE_AVG
+# ifdef ENABLE_SOUT
+# define HAVE_VORBIS_ENCODER
+# include <vorbis/vorbisenc.h>
+# ifndef OV_ECTL_RATEMANAGE_AVG
# define OV_ECTL_RATEMANAGE_AVG 0x0
+# endif
# endif
-
#endif
/*****************************************************************************
/*
** Channel reordering
*/
- int pi_chan_table[AOUT_CHAN_MAX];
+ uint8_t pi_chan_table[AOUT_CHAN_MAX];
};
static const int pi_channels_maps[9] =
static const uint32_t pi_8channels_in[] =
{ AOUT_CHAN_LEFT, AOUT_CHAN_CENTER, AOUT_CHAN_RIGHT,
AOUT_CHAN_MIDDLELEFT, AOUT_CHAN_MIDDLERIGHT,
- AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT,AOUT_CHAN_LFE,0 };
+ AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT,AOUT_CHAN_LFE, 0 };
/* recommended vorbis channel order for 7 channels */
static const uint32_t pi_7channels_in[] =
{ AOUT_CHAN_LEFT, AOUT_CHAN_CENTER, AOUT_CHAN_RIGHT,
AOUT_CHAN_MIDDLELEFT, AOUT_CHAN_MIDDLERIGHT,
- AOUT_CHAN_REARCENTER,AOUT_CHAN_LFE,0 };
+ AOUT_CHAN_REARCENTER, AOUT_CHAN_LFE, 0 };
/* 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 };
+ 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 };
+{ AOUT_CHAN_LEFT, AOUT_CHAN_RIGHT, AOUT_CHAN_REARLEFT, AOUT_CHAN_REARRIGHT, 0 };
/* recommended vorbis channel order for 3 channels */
static const uint32_t pi_3channels_in[] =
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 block_t *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 *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 ConfigureChannelOrder(uint8_t *, int, uint32_t, bool );
-#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
-
-#ifndef MODULE_NAME_IS_tremor
+#ifdef HAVE_VORBIS_ENCODER
static int OpenEncoder ( vlc_object_t * );
static void CloseEncoder ( vlc_object_t * );
-static block_t *Encode ( encoder_t *, aout_buffer_t * );
+static block_t *Encode ( encoder_t *, block_t * );
#endif
/*****************************************************************************
set_capability( "packetizer", 100 )
set_callbacks( OpenPacketizer, CloseDecoder )
-#ifndef MODULE_NAME_IS_tremor
+#ifdef HAVE_VORBIS_ENCODER
# define ENC_CFG_PREFIX "sout-vorbis-"
add_submodule ()
set_description( N_("Vorbis audio encoder") )
vlc_module_end ()
-#ifndef MODULE_NAME_IS_tremor
+#ifdef HAVE_VORBIS_ENCODER
static const char *const ppsz_enc_options[] = {
"quality", "max-bitrate", "min-bitrate", "cbr", NULL
};
decoder_sys_t *p_sys;
if( p_dec->fmt_in.i_codec != VLC_CODEC_VORBIS )
- {
return VLC_EGENERIC;
- }
/* Allocate the memory needed to store the decoder's structure */
- if( ( p_dec->p_sys = p_sys = malloc( sizeof(*p_sys) ) ) == NULL )
+ p_dec->p_sys = p_sys = malloc( sizeof(*p_sys) );
+ if( unlikely( !p_sys ) )
return VLC_ENOMEM;
/* Misc init */
/* Set output properties */
p_dec->fmt_out.i_cat = AUDIO_ES;
#ifdef MODULE_NAME_IS_tremor
- p_dec->fmt_out.i_codec = VLC_CODEC_FI32;
+ p_dec->fmt_out.i_codec = VLC_CODEC_S32N;
#else
p_dec->fmt_out.i_codec = VLC_CODEC_FL32;
#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;
+ p_dec->pf_decode_audio = DecodeBlock;
+ p_dec->pf_packetize = DecodeBlock;
return VLC_SUCCESS;
}
****************************************************************************
* This function must be fed with ogg packets.
****************************************************************************/
-static void *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
+static block_t *DecodeBlock( decoder_t *p_dec, block_t **pp_block )
{
decoder_sys_t *p_sys = p_dec->p_sys;
ogg_packet oggpacket;
{
if( ProcessHeaders( p_dec ) )
{
- block_Release( *pp_block );
+ if( *pp_block )
+ block_Release( *pp_block );
return NULL;
}
p_sys->b_has_headers = true;
ogg_packet oggpacket;
unsigned pi_size[XIPH_MAX_HEADER_COUNT];
- void *pp_data[XIPH_MAX_HEADER_COUNT];
+ void *pp_data[XIPH_MAX_HEADER_COUNT];
unsigned i_count;
if( xiph_SplitHeaders( pi_size, pp_data, &i_count,
p_dec->fmt_in.i_extra, p_dec->fmt_in.p_extra) )
return VLC_EGENERIC;
if( i_count < 3 )
- goto error;
+ return VLC_EGENERIC;
oggpacket.granulepos = -1;
oggpacket.e_o_s = 0;
if( vorbis_synthesis_headerin( &p_sys->vi, &p_sys->vc, &oggpacket ) < 0 )
{
msg_Err( p_dec, "this bitstream does not contain Vorbis audio data");
- goto error;
+ return VLC_EGENERIC;
}
/* 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 )
+ if( p_dec->fmt_out.audio.i_channels >= ARRAY_SIZE(pi_channels_maps) )
{
- msg_Err( p_dec, "invalid number of channels (not between 1 and 9): %i",
+ msg_Err( p_dec, "invalid number of channels (1-%zu): %i",
+ ARRAY_SIZE(pi_channels_maps),
p_dec->fmt_out.audio.i_channels );
- goto error;
+ return VLC_EGENERIC;
}
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;
+ p_dec->fmt_out.i_bitrate = __MAX( 0, (int32_t) p_sys->vi.bitrate_nominal );
date_Init( &p_sys->end_date, p_sys->vi.rate, 1 );
- msg_Dbg( p_dec, "channels:%d samplerate:%ld bitrate:%ld",
- p_sys->vi.channels, p_sys->vi.rate, p_sys->vi.bitrate_nominal );
+ msg_Dbg( p_dec, "channels:%d samplerate:%ld bitrate:%ud",
+ p_sys->vi.channels, p_sys->vi.rate, p_dec->fmt_out.i_bitrate );
/* The next packet in order is the comments header */
oggpacket.b_o_s = 0;
if( vorbis_synthesis_headerin( &p_sys->vi, &p_sys->vc, &oggpacket ) < 0 )
{
msg_Err( p_dec, "2nd Vorbis header is corrupted" );
- goto error;
+ return VLC_EGENERIC;
}
ParseVorbisComments( p_dec );
ConfigureChannelOrder(p_sys->pi_chan_table, p_sys->vi.channels,
p_dec->fmt_out.audio.i_physical_channels, true);
- for( unsigned i = 0; i < i_count; i++ )
- free( pp_data[i] );
return VLC_SUCCESS;
-
-error:
- for( unsigned i = 0; i < i_count; i++ )
- free( pp_data[i] );
- return VLC_EGENERIC;
}
/*****************************************************************************
}
else
{
- aout_buffer_t *p_aout_buffer = DecodePacket( p_dec, p_oggpacket );
+ block_t *p_aout_buffer = DecodePacket( p_dec, p_oggpacket );
if( p_block )
block_Release( p_block );
return p_aout_buffer;
}
}
+/*****************************************************************************
+ * Interleave: helper function to interleave channels
+ *****************************************************************************/
+static void Interleave( INTERLEAVE_TYPE *p_out, const INTERLEAVE_TYPE **pp_in,
+ int i_nb_channels, int i_samples, uint8_t *pi_chan_table)
+{
+ for( int j = 0; j < i_samples; j++ )
+ for( int i = 0; i < i_nb_channels; i++ )
+ {
+#ifdef MODULE_NAME_IS_tremor
+ union { int32_t i; uint32_t u;} spl;
+
+ spl.u = ((uint32_t)pp_in[i][j]) << 8;
+ p_out[j * i_nb_channels + pi_chan_table[i]] = spl.i;
+#else
+ p_out[j * i_nb_channels + pi_chan_table[i]] = pp_in[i][j];
+#endif
+ }
+}
+
/*****************************************************************************
* DecodePacket: decodes a Vorbis packet.
*****************************************************************************/
-static aout_buffer_t *DecodePacket( decoder_t *p_dec, ogg_packet *p_oggpacket )
+static block_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
+ INTERLEAVE_TYPE **pp_pcm;
if( p_oggpacket->bytes &&
vorbis_synthesis( &p_sys->vb, p_oggpacket ) == 0 )
if( ( i_samples = vorbis_synthesis_pcmout( &p_sys->vd, &pp_pcm ) ) > 0 )
{
- aout_buffer_t *p_aout_buffer;
+ block_t *p_aout_buffer;
p_aout_buffer =
decoder_NewAudioBuffer( p_dec, i_samples );
if( p_aout_buffer == NULL ) return NULL;
/* Interleave the 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
+ Interleave( (INTERLEAVE_TYPE*)p_aout_buffer->p_buffer,
+ (const INTERLEAVE_TYPE**)pp_pcm, p_sys->vi.channels, i_samples,
+ p_sys->pi_chan_table);
/* Tell libvorbis how many samples we actually consumed */
vorbis_synthesis_read( &p_sys->vd, i_samples );
break;
psz_name = psz_comment;
psz_value = strchr( psz_comment, '=' );
- if( psz_value )
+ /* Don't add empty values */
+ if( psz_value && psz_value[1] != '\0')
{
*psz_value = '\0';
psz_value++;
- if( !p_dec->p_description )
- p_dec->p_description = vlc_meta_New();
- if( p_dec->p_description )
- vlc_meta_AddExtra( p_dec->p_description, psz_name, psz_value );
-
if( !strcasecmp( psz_name, "REPLAYGAIN_TRACK_GAIN" ) ||
- !strcasecmp( psz_name, "RG_RADIO" ) )
+ !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 );
+ r->pf_gain[AUDIO_REPLAY_GAIN_TRACK] = us_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;
r->pb_peak[AUDIO_REPLAY_GAIN_TRACK] = true;
- r->pf_peak[AUDIO_REPLAY_GAIN_TRACK] = atof( psz_value );
+ r->pf_peak[AUDIO_REPLAY_GAIN_TRACK] = us_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;
r->pb_gain[AUDIO_REPLAY_GAIN_ALBUM] = true;
- r->pf_gain[AUDIO_REPLAY_GAIN_ALBUM] = atof( psz_value );
+ r->pf_gain[AUDIO_REPLAY_GAIN_ALBUM] = us_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 );
+ r->pf_peak[AUDIO_REPLAY_GAIN_ALBUM] = us_atof( psz_value );
+ }
+ else if( !strcasecmp( psz_name, "METADATA_BLOCK_PICTURE" ) )
+ { /* Do nothing, for now */ }
+ else
+ {
+ if( !p_dec->p_description )
+ p_dec->p_description = vlc_meta_New();
+ if( p_dec->p_description )
+ vlc_meta_AddExtra( p_dec->p_description, psz_name, psz_value );
}
+
}
free( psz_comment );
i++;
}
/*****************************************************************************
- * Interleave: helper function to interleave channels
+ *
*****************************************************************************/
-static void ConfigureChannelOrder(int *pi_chan_table, int i_channels, uint32_t i_channel_mask, bool b_decode)
+static void ConfigureChannelOrder(uint8_t *pi_chan_table, int i_channels,
+ uint32_t i_channel_mask, bool b_decode)
{
const uint32_t *pi_channels_in;
switch( i_channels )
if( b_decode )
aout_CheckChannelReorder( pi_channels_in, NULL,
- i_channel_mask & AOUT_CHAN_PHYSMASK,
- i_channels,
- pi_chan_table );
+ i_channel_mask, pi_chan_table );
else
aout_CheckChannelReorder( NULL, pi_channels_in,
- i_channel_mask & AOUT_CHAN_PHYSMASK,
- i_channels,
- pi_chan_table );
-}
-
-/*****************************************************************************
- * Interleave: helper function to interleave channels
- *****************************************************************************/
-#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);
+ i_channel_mask, pi_chan_table );
}
-#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
free( p_sys );
}
-#ifndef MODULE_NAME_IS_tremor
-
+#ifdef HAVE_VORBIS_ENCODER
/*****************************************************************************
* encoder_sys_t : vorbis encoder descriptor
*****************************************************************************/
int i_last_block_size;
int i_samples_delay;
- int i_channels;
+ unsigned int i_channels;
/*
** Channel reordering
*/
- int pi_chan_table[AOUT_CHAN_MAX];
+ uint8_t pi_chan_table[AOUT_CHAN_MAX];
};
p_enc->p_sys = p_sys;
p_enc->pf_encode_audio = Encode;
- p_enc->fmt_in.i_codec = VLC_CODEC_FL32;
+ p_enc->fmt_in.i_codec = VLC_CODEC_FL32;
p_enc->fmt_out.i_codec = VLC_CODEC_VORBIS;
config_ChainParse( p_enc, ENC_CFG_PREFIX, ppsz_enc_options, p_enc->p_cfg );
****************************************************************************
* This function spits out ogg packets.
****************************************************************************/
-static block_t *Encode( encoder_t *p_enc, aout_buffer_t *p_aout_buf )
+static block_t *Encode( encoder_t *p_enc, block_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;
+
+ /* FIXME: flush buffers in here */
+ if( unlikely( !p_aout_buf ) ) return NULL;
mtime_t i_pts = p_aout_buf->i_pts -
(mtime_t)1000000 * (mtime_t)p_sys->i_samples_delay /
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( unsigned int i = 0; i < p_sys->i_channels; i++ )
{
- for( j = 0 ; j < p_aout_buf->i_nb_samples ; j++ )
+ for( unsigned int 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]];
while( vorbis_bitrate_flushpacket( &p_sys->vd, &oggpacket ) )
{
int i_block_size;
- p_block = block_New( p_enc, oggpacket.bytes );
+ p_block = block_Alloc( oggpacket.bytes );
memcpy( p_block->p_buffer, oggpacket.packet, oggpacket.bytes );
i_block_size = vorbis_packet_blocksize( &p_sys->vi, &oggpacket );
free( p_sys );
}
-#endif /* HAVE_VORBIS_VORBISENC_H && !MODULE_NAME_IS_tremor */
+#endif /* HAVE_VORBIS_ENCODER */