X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fdemux%2Fflac.c;h=d2fc0395b826fd234f87ab91451ab7274132f147;hb=132030acbbe9d9d69bed8e1382515a0060e9bf45;hp=fc1391260b86930868177cb0b2efb705248acd6b;hpb=6bd540727c8cc58e0f9fbec615c606e381eaabaa;p=vlc diff --git a/modules/demux/flac.c b/modules/demux/flac.c index fc1391260b..d2fc0395b8 100644 --- a/modules/demux/flac.c +++ b/modules/demux/flac.c @@ -1,7 +1,7 @@ /***************************************************************************** * flac.c : FLAC demux module for vlc ***************************************************************************** - * Copyright (C) 2001-2003 the VideoLAN team + * Copyright (C) 2001-2007 the VideoLAN team * $Id$ * * Authors: Gildas Bazin @@ -25,12 +25,18 @@ /***************************************************************************** * Preamble *****************************************************************************/ -#include +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include +#include #include #include #include #include #include +#include /***************************************************************************** * Module descriptor @@ -39,8 +45,8 @@ static int Open ( vlc_object_t * ); static void Close ( vlc_object_t * ); vlc_module_begin(); - set_description( _("FLAC demuxer") ); - set_capability( "demux2", 155 ); + set_description( N_("FLAC demuxer") ); + set_capability( "demux", 155 ); set_category( CAT_INPUT ); set_subcategory( SUBCAT_INPUT_DEMUX ); set_callbacks( Open, Close ); @@ -57,12 +63,14 @@ static int ReadMeta( demux_t *, uint8_t **pp_streaminfo, int *pi_streaminfo ); struct demux_sys_t { - vlc_bool_t b_start; + bool b_start; es_out_id_t *p_es; /* Packetizer */ decoder_t *p_packetizer; + vlc_meta_t *p_meta; + audio_replay_gain_t replay_gain; int64_t i_time_offset; int64_t i_pts; @@ -74,6 +82,12 @@ struct demux_sys_t /* */ int i_seekpoint; seekpoint_t **seekpoint; + + /* */ + int i_attachments; + input_attachment_t **attachments; + int i_cover_idx; + int i_cover_score; }; #define STREAMINFO_SIZE 38 @@ -85,9 +99,8 @@ struct demux_sys_t static int Open( vlc_object_t * p_this ) { demux_t *p_demux = (demux_t*)p_this; - module_t *p_id3; demux_sys_t *p_sys; - byte_t *p_peek; + const uint8_t *p_peek; uint8_t *p_streaminfo; int i_streaminfo; @@ -106,14 +119,18 @@ static int Open( vlc_object_t * p_this ) p_demux->pf_demux = Demux; p_demux->pf_control = Control; p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) ); - p_sys->b_start = VLC_TRUE; + p_sys->b_start = true; p_sys->p_meta = NULL; + memset( &p_sys->replay_gain, 0, sizeof(p_sys->replay_gain) ); p_sys->i_length = 0; p_sys->i_time_offset = 0; p_sys->i_pts = 0; p_sys->i_pts_start = 0; p_sys->p_es = NULL; TAB_INIT( p_sys->i_seekpoint, p_sys->seekpoint ); + TAB_INIT( p_sys->i_attachments, p_sys->attachments); + p_sys->i_cover_idx = 0; + p_sys->i_cover_score = 0; /* We need to read and store the STREAMINFO metadata */ if( ReadMeta( p_demux, &p_streaminfo, &i_streaminfo ) ) @@ -134,32 +151,23 @@ static int Open( vlc_object_t * p_this ) module_Need( p_sys->p_packetizer, "packetizer", NULL, 0 ); if( !p_sys->p_packetizer->p_module ) { - if( p_sys->p_packetizer->fmt_in.p_extra ) - free( p_sys->p_packetizer->fmt_in.p_extra ); - vlc_object_destroy( p_sys->p_packetizer ); + free( p_sys->p_packetizer->fmt_in.p_extra ); + vlc_object_release( p_sys->p_packetizer ); msg_Err( p_demux, "cannot find flac packetizer" ); return VLC_EGENERIC; } - /* Parse possible id3 header */ - if( ( p_id3 = module_Need( p_demux, "meta reader", NULL, 0 ) ) ) + if( p_sys->i_cover_idx < p_sys->i_attachments ) { - vlc_meta_t *p_meta = (vlc_meta_t *)p_demux->p_private; - + char psz_url[128]; if( !p_sys->p_meta ) - { - p_sys->p_meta = p_meta; - } - else if( p_meta ) - { - vlc_meta_Merge( p_sys->p_meta, p_meta ); - vlc_meta_Delete( p_meta ); - } - p_demux->p_private = NULL; - module_Unneed( p_demux, p_id3 ); + p_sys->p_meta = vlc_meta_New(); + snprintf( psz_url, sizeof(psz_url), "attachment://%s", + p_sys->attachments[p_sys->i_cover_idx]->psz_name ); + vlc_meta_Set( p_sys->p_meta, vlc_meta_ArtworkURL, psz_url ); } - + vlc_audio_replay_gain_MergeFromMeta( &p_sys->replay_gain, p_sys->p_meta ); return VLC_SUCCESS; } @@ -171,14 +179,20 @@ static void Close( vlc_object_t * p_this ) demux_t *p_demux = (demux_t*)p_this; demux_sys_t *p_sys = p_demux->p_sys; + TAB_CLEAN( p_sys->i_seekpoint, p_sys->seekpoint ); + + int i; + for( i = 0; i < p_sys->i_attachments; i++ ) + free( p_sys->attachments[i] ); + TAB_CLEAN( p_sys->i_attachments, p_sys->attachments); + /* Unneed module */ module_Unneed( p_sys->p_packetizer, p_sys->p_packetizer->p_module ); - if( p_sys->p_packetizer->fmt_in.p_extra ) - free( p_sys->p_packetizer->fmt_in.p_extra ); + free( p_sys->p_packetizer->fmt_in.p_extra ); /* Delete the decoder */ - vlc_object_destroy( p_sys->p_packetizer ); + vlc_object_release( p_sys->p_packetizer ); if( p_sys->p_meta ) vlc_meta_Delete( p_sys->p_meta ); free( p_sys ); @@ -198,7 +212,7 @@ static int Demux( demux_t *p_demux ) return 0; p_block_in->i_pts = p_block_in->i_dts = p_sys->b_start ? 1 : 0; - p_sys->b_start = VLC_FALSE; + p_sys->b_start = false; while( (p_block_out = p_sys->p_packetizer->pf_packetize( p_sys->p_packetizer, &p_block_in )) ) @@ -211,7 +225,8 @@ static int Demux( demux_t *p_demux ) if( p_sys->p_es == NULL ) { - p_sys->p_packetizer->fmt_out.b_packetized = VLC_TRUE; + p_sys->p_packetizer->fmt_out.b_packetized = true; + p_sys->p_packetizer->fmt_out.audio_replay_gain = p_sys->replay_gain; p_sys->p_es = es_out_Add( p_demux->out, &p_sys->p_packetizer->fmt_out); } @@ -227,7 +242,6 @@ static int Demux( demux_t *p_demux ) p_block_out = p_next; } } - return 1; } @@ -259,11 +273,13 @@ static int64_t ControlGetLength( demux_t *p_demux ) } return i_length; } + static int64_t ControlGetTime( demux_t *p_demux ) { demux_sys_t *p_sys = p_demux->p_sys; return __MAX(p_sys->i_pts, p_sys->i_pts_start) + p_sys->i_time_offset; } + static int ControlSetTime( demux_t *p_demux, int64_t i_time ) { demux_sys_t *p_sys = p_demux->p_sys; @@ -271,7 +287,7 @@ static int ControlSetTime( demux_t *p_demux, int64_t i_time ) int64_t i_next_offset; int64_t i_delta_time; int64_t i_delta_offset; - vlc_bool_t b_seekable; + bool b_seekable; int i; /* */ @@ -297,11 +313,11 @@ static int ControlSetTime( demux_t *p_demux, int64_t i_time ) i_next_offset = stream_Size(p_demux->s)-p_sys->i_data_pos; } i_delta_time = i_time - p_sys->seekpoint[i]->i_time_offset; - i_delta_offset = (i_next_offset - p_sys->seekpoint[i]->i_byte_offset) * i_delta_time / + i_delta_offset = (i_next_offset - p_sys->seekpoint[i]->i_byte_offset) * i_delta_time / (p_sys->seekpoint[i+1]->i_time_offset-p_sys->seekpoint[i]->i_time_offset); /* XXX We do exact seek if it's not too far away(45s) */ - if( i_delta_time < 45*I64C(1000000) ) + if( i_delta_time < 45*INT64_C(1000000) ) { if( stream_Seek( p_demux->s, p_sys->seekpoint[i]->i_byte_offset+p_sys->i_data_pos ) ) return VLC_EGENERIC; @@ -330,6 +346,12 @@ static int Control( demux_t *p_demux, int i_query, va_list args ) vlc_meta_Merge( p_meta, p_demux->p_sys->p_meta ); return VLC_SUCCESS; } + else if( i_query == DEMUX_HAS_UNSUPPORTED_META ) + { + bool *pb_bool = (bool*)va_arg( args, bool* ); + *pb_bool = true; + return VLC_SUCCESS; + } else if( i_query == DEMUX_GET_LENGTH ) { int64_t *pi64 = (int64_t*)va_arg( args, int64_t * ); @@ -363,8 +385,24 @@ static int Control( demux_t *p_demux, int i_query, va_list args ) *pf= 0.0; return VLC_SUCCESS; } + else if( i_query == DEMUX_GET_ATTACHMENTS ) + { + input_attachment_t ***ppp_attach = + (input_attachment_t***)va_arg( args, input_attachment_t*** ); + int *pi_int = (int*)va_arg( args, int * ); + int i; - return demux2_vaControlHelper( p_demux->s, p_sys->i_data_pos, -1, + if( p_sys->i_attachments <= 0 ) + return VLC_EGENERIC; + + *pi_int = p_sys->i_attachments;; + *ppp_attach = malloc( sizeof(input_attachment_t**) * p_sys->i_attachments ); + for( i = 0; i < p_sys->i_attachments; i++ ) + (*ppp_attach)[i] = vlc_input_attachment_Duplicate( p_sys->attachments[i] ); + return VLC_SUCCESS; + } + + return demux_vaControlHelper( p_demux->s, p_sys->i_data_pos, -1, 8*0, 1, i_query, args ); } @@ -373,23 +411,26 @@ enum META_STREAMINFO = 0, META_SEEKTABLE = 3, META_COMMENT = 4, + META_PICTURE = 6, }; -static inline int Get24bBE( uint8_t *p ) +static inline int Get24bBE( const uint8_t *p ) { return (p[0] << 16)|(p[1] << 8)|(p[2]); } static void ParseStreamInfo( demux_t *p_demux, int *pi_rate, int64_t *pi_count, uint8_t *p_data, int i_data ); -static void ParseSeekTable( demux_t *p_demux, uint8_t *p_data, int i_data, int i_sample_rate ); -static void ParseComment( demux_t *, uint8_t *p_data, int i_data ); +static void ParseSeekTable( demux_t *p_demux, const uint8_t *p_data, int i_data, + int i_sample_rate ); +static void ParseComment( demux_t *, const uint8_t *p_data, int i_data ); +static void ParsePicture( demux_t *, const uint8_t *p_data, int i_data ); static int ReadMeta( demux_t *p_demux, uint8_t **pp_streaminfo, int *pi_streaminfo ) { demux_sys_t *p_sys = p_demux->p_sys; int i_peek; - uint8_t *p_peek; - vlc_bool_t b_last; + const uint8_t *p_peek; + bool b_last; int i_sample_rate; int64_t i_sample_count; seekpoint_t *s; @@ -422,7 +463,7 @@ static int ReadMeta( demux_t *p_demux, uint8_t **pp_streaminfo, int *pi_streami /* */ ParseStreamInfo( p_demux, &i_sample_rate, &i_sample_count, *pp_streaminfo, *pi_streaminfo ); if( i_sample_rate > 0 ) - p_sys->i_length = i_sample_count * I64C(1000000)/i_sample_rate; + p_sys->i_length = i_sample_count * INT64_C(1000000)/i_sample_rate; /* Be sure we have seekpoint 0 */ s = vlc_seekpoint_New(); @@ -430,8 +471,6 @@ static int ReadMeta( demux_t *p_demux, uint8_t **pp_streaminfo, int *pi_streami s->i_byte_offset = 0; TAB_APPEND( p_sys->i_seekpoint, p_sys->seekpoint, s ); - - b_last = (*pp_streaminfo)[4]&0x80; while( !b_last ) { @@ -457,6 +496,12 @@ static int ReadMeta( demux_t *p_demux, uint8_t **pp_streaminfo, int *pi_streami if( i_peek == 4+i_len ) ParseComment( p_demux, p_peek, i_peek ); } + else if( i_type == META_PICTURE ) + { + i_peek = stream_Peek( p_demux->s, &p_peek, 4+i_len ); + if( i_peek == 4+i_len ) + ParsePicture( p_demux, p_peek, i_peek ); + } if( stream_Read( p_demux->s, NULL, 4+i_len ) < 4+i_len ) break; @@ -472,9 +517,11 @@ static void ParseStreamInfo( demux_t *p_demux, int *pi_rate, int64_t *pi_count, const int i_skip = 4+4; *pi_rate = GetDWBE(&p_data[i_skip+4+6]) >> 12; - *pi_count = GetQWBE(&p_data[i_skip+4+6]) & ((I64C(1)<<36)-1); + *pi_count = GetQWBE(&p_data[i_skip+4+6]) & ((INT64_C(1)<<36)-1); } -static void ParseSeekTable( demux_t *p_demux, uint8_t *p_data, int i_data, int i_sample_rate ) + +static void ParseSeekTable( demux_t *p_demux, const uint8_t *p_data, int i_data, + int i_sample_rate ) { demux_sys_t *p_sys = p_demux->p_sys; seekpoint_t *s; @@ -493,7 +540,7 @@ static void ParseSeekTable( demux_t *p_demux, uint8_t *p_data, int i_data, int i continue; s = vlc_seekpoint_New(); - s->i_time_offset = i_sample * I64C(1000000)/i_sample_rate; + s->i_time_offset = i_sample * INT64_C(1000000)/i_sample_rate; s->i_byte_offset = GetQWBE( &p_data[4+18*i+8] ); /* Check for duplicate entry */ @@ -514,25 +561,9 @@ static void ParseSeekTable( demux_t *p_demux, uint8_t *p_data, int i_data, int i } /* TODO sort it by size and remove wrong seek entry (time not increasing) */ } -static inline void astrcat( char **ppsz_dst, const char *psz_src ) -{ - char *psz_old = *ppsz_dst; - - if( !psz_src || !psz_src[0] ) - return; - - if( psz_old ) - { - asprintf( ppsz_dst, "%s,%s", psz_old, psz_src ); - free( psz_old ); - } - else - { - *ppsz_dst = strdup( psz_src ); - } -} -static void ParseComment( demux_t *p_demux, uint8_t *p_data, int i_data ) +#define RM(x) do { i_data -= (x); p_data += (x); } while(0) +static void ParseComment( demux_t *p_demux, const uint8_t *p_data, int i_data ) { demux_sys_t *p_sys = p_demux->p_sys; int n; @@ -541,7 +572,6 @@ static void ParseComment( demux_t *p_demux, uint8_t *p_data, int i_data ) if( i_data < 8 ) return; -#define RM(x) do { i_data -= (x); p_data += (x); } while(0) RM(4); n = GetDWLE(p_data); RM(4); @@ -583,18 +613,33 @@ static void ParseComment( demux_t *p_demux, uint8_t *p_data, int i_data ) EnsureUTF8( psz ); -#define IF_EXTRACT(txt,var) if( !strncasecmp(psz, txt, strlen(txt)) ) { astrcat( &p_sys->p_meta->var, &psz[strlen(txt)] ); } - IF_EXTRACT("TITLE=", psz_title ) - else IF_EXTRACT("ALBUM=", psz_album ) - else IF_EXTRACT("TRACKNUMBER=", psz_tracknum ) - else IF_EXTRACT("ARTIST=", psz_artist ) - else IF_EXTRACT("COPYRIGHT=", psz_copyright ) - else IF_EXTRACT("DESCRIPTION=", psz_description ) - else IF_EXTRACT("GENRE=", psz_genre ) - else IF_EXTRACT("DATE=", psz_date ) +#define IF_EXTRACT(txt,var) \ + if( !strncasecmp(psz, txt, strlen(txt)) ) \ + { \ + const char *oldval = vlc_meta_Get( p_sys->p_meta, vlc_meta_ ## var ); \ + if( oldval ) \ + { \ + char * newval; \ + if( asprintf( &newval, "%s,%s", oldval, &psz[strlen(txt)] ) == -1 ) \ + newval = NULL; \ + vlc_meta_Set( p_sys->p_meta, vlc_meta_ ## var, newval ); \ + free( newval ); \ + } \ + else \ + vlc_meta_Set( p_sys->p_meta, vlc_meta_ ## var, &psz[strlen(txt)] ); \ + } + IF_EXTRACT("TITLE=", Title ) + else IF_EXTRACT("ALBUM=", Album ) + else IF_EXTRACT("TRACKNUMBER=", TrackNumber ) + else IF_EXTRACT("ARTIST=", Artist ) + else IF_EXTRACT("COPYRIGHT=", Copyright ) + else IF_EXTRACT("DESCRIPTION=", Description ) + else IF_EXTRACT("GENRE=", Genre ) + else IF_EXTRACT("DATE=", Date ) else if( strchr( psz, '=' ) ) { - /* generic (PERFORMER/LICENSE/ORGANIZATION/LOCATION/CONTACT/ISRC and undocumented tags) */ + /* generic (PERFORMER/LICENSE/ORGANIZATION/LOCATION/CONTACT/ISRC, + * undocumented tags and replay gain ) */ char *p = strchr( psz, '=' ); *p++ = '\0'; vlc_meta_AddExtra( p_sys->p_meta, psz, p ); @@ -605,3 +650,70 @@ static void ParseComment( demux_t *p_demux, uint8_t *p_data, int i_data ) #undef RM } +static void ParsePicture( demux_t *p_demux, const uint8_t *p_data, int i_data ) +{ + static const int pi_cover_score[] = { + 0, /* other */ + 2, 1, /* icons */ + 10, /* front cover */ + 9, /* back cover */ + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 6, /* movie/video screen capture */ + 0, + 7, /* Illustration */ + 8, /* Band/Artist logotype */ + 0, /* Publisher/Studio */ + }; + demux_sys_t *p_sys = p_demux->p_sys; + int i_type; + int i_len; + char *psz_mime = NULL; + char *psz_description = NULL; + input_attachment_t *p_attachment; + char psz_name[128]; + + if( i_data < 4 + 3*4 ) + return; +#define RM(x) do { i_data -= (x); p_data += (x); } while(0) + RM(4); + + i_type = GetDWBE( p_data ); RM(4); + i_len = GetDWBE( p_data ); RM(4); + if( i_len < 0 || i_data < i_len + 4 ) + goto error; + psz_mime = strndup( p_data, i_len ); RM(i_len); + i_len = GetDWBE( p_data ); RM(4); + if( i_len < 0 || i_data < i_len + 4*4 + 4) + goto error; + psz_description = strndup( p_data, i_len ); RM(i_len); + EnsureUTF8( psz_description ); + RM(4*4); + i_len = GetDWBE( p_data ); RM(4); + if( i_len < 0 || i_len > i_data ) + goto error; + + msg_Dbg( p_demux, "FLAC: Picture type=%d mime=%s description='%s' file length=%d", + i_type, psz_mime, psz_description, i_len ); + + snprintf( psz_name, sizeof(psz_name), "picture%d", p_sys->i_attachments ); + if( !strcasecmp( psz_mime, "image/jpeg" ) ) + strcat( psz_name, ".jpg" ); + else if( !strcasecmp( psz_mime, "image/png" ) ) + strcat( psz_name, ".png" ); + + p_attachment = vlc_input_attachment_New( psz_name, psz_mime, psz_description, + p_data, i_data ); + TAB_APPEND( p_sys->i_attachments, p_sys->attachments, p_attachment ); + + if( i_type >= 0 && i_type < sizeof(pi_cover_score)/sizeof(pi_cover_score[0]) && + p_sys->i_cover_score < pi_cover_score[i_type] ) + { + p_sys->i_cover_idx = p_sys->i_attachments-1; + p_sys->i_cover_score = pi_cover_score[i_type]; + } +error: + free( psz_mime ); + free( psz_description ); +} +#undef RM +