* $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
+ * Konstanty Bialkowski <konstanty@ieee.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
#include <vlc_common.h>
#include <vlc_plugin.h>
#include <vlc_demux.h>
+#include <vlc_meta.h>
+#include <assert.h>
#include <libmodplug/modplug.h>
es_format_t fmt;
es_out_id_t *es;
- int64_t i_time;
+ date_t pts;
int64_t i_length;
int i_data;
static int Demux ( demux_t *p_demux );
static int Control( demux_t *p_demux, int i_query, va_list args );
+static int Validate( demux_t *p_demux, const char *psz_ext );
+
static const char *ppsz_mod_ext[] =
{
"mod", "s3m", "xm", "it", "669", "amf", "ams", "dbm", "dmf", "dsm",
"far", "mdl", "med", "mtm", "okt", "ptm", "stm", "ult", "umx", "mt2",
- "psm", NULL
+ "psm", "abc", NULL
};
+
/* We load the complete file in memory, put a higher bound
* of 500 Mo (which is really big anyway) */
#define MOD_MAX_FILE_SIZE (500*1000*1000)
/* We accept file based on extension match */
if( !p_demux->b_force )
{
- const char *psz_ext = strrchr( p_demux->psz_path, '.' );
+ if( !p_demux->psz_file )
+ return VLC_EGENERIC;
+ const char *psz_ext = strrchr( p_demux->psz_file, '.' );
int i;
if( !psz_ext )
}
if( ppsz_mod_ext[i] == NULL )
return VLC_EGENERIC;
+ if( Validate( p_demux, ppsz_mod_ext[i] ) )
+ {
+ msg_Warn( p_demux, "MOD validation failed (ext=%s)", ppsz_mod_ext[i]);
+ return VLC_EGENERIC;
+ }
msg_Dbg( p_demux, "running MOD demuxer (ext=%s)", ppsz_mod_ext[i] );
}
}
/* init time */
- p_sys->i_time = 1;
+ date_Init( &p_sys->pts, settings.mFrequency, 1 );
+ date_Set( &p_sys->pts, 0 );
p_sys->i_length = ModPlug_GetLength( p_sys->f ) * INT64_C(1000);
msg_Dbg( p_demux, "MOD loaded name=%s lenght=%"PRId64"ms",
{
demux_sys_t *p_sys = p_demux->p_sys;
block_t *p_frame;
- int i_bk = ( p_sys->fmt.audio.i_bitspersample / 8 ) *
+ const int i_bk = ( p_sys->fmt.audio.i_bitspersample / 8 ) *
p_sys->fmt.audio.i_channels;
- int i_read;
p_frame = block_New( p_demux, p_sys->fmt.audio.i_rate / 10 * i_bk );
if( !p_frame )
return -1;
- i_read = ModPlug_Read( p_sys->f, p_frame->p_buffer, p_frame->i_buffer );
+ const int i_read = ModPlug_Read( p_sys->f, p_frame->p_buffer, p_frame->i_buffer );
if( i_read <= 0 )
{
/* EOF */
return 0;
}
p_frame->i_buffer = i_read;
+ p_frame->i_dts =
+ p_frame->i_pts = VLC_TS_0 + date_Get( &p_sys->pts );
/* Set PCR */
- es_out_Control( p_demux->out, ES_OUT_SET_PCR, (int64_t)p_sys->i_time );
-
- /* We should use p_frame->i_buffer */
- p_sys->i_time += INT64_C(1000000) * p_frame->i_buffer / i_bk / p_sys->fmt.audio.i_rate;
+ es_out_Control( p_demux->out, ES_OUT_SET_PCR, p_frame->i_pts );
/* Send data */
- p_frame->i_dts = p_frame->i_pts = p_sys->i_time;
es_out_Send( p_demux->out, p_sys->es, p_frame );
+ date_Increment( &p_sys->pts, i_read / i_bk );
+
return 1;
}
pf = (double*) va_arg( args, double* );
if( p_sys->i_length > 0 )
{
- *pf = (double)p_sys->i_time / (double)p_sys->i_length;
+ double current = date_Get( &p_sys->pts );
+ double length = p_sys->i_length;
+ *pf = current / length;
return VLC_SUCCESS;
}
return VLC_EGENERIC;
if( i64 >= 0 && i64 <= p_sys->i_length )
{
ModPlug_Seek( p_sys->f, i64 / 1000 );
- p_sys->i_time = i64 + 1;
+ date_Set( &p_sys->pts, i64 );
return VLC_SUCCESS;
}
case DEMUX_GET_TIME:
pi64 = (int64_t*)va_arg( args, int64_t * );
- *pi64 = p_sys->i_time;
+ *pi64 = date_Get( &p_sys->pts );
return VLC_SUCCESS;
case DEMUX_GET_LENGTH:
if( i64 >= 0 && i64 <= p_sys->i_length )
{
ModPlug_Seek( p_sys->f, i64 / 1000 );
- p_sys->i_time = i64 + 1;
+ date_Set( &p_sys->pts, i64 );
return VLC_SUCCESS;
}
return VLC_EGENERIC;
+ case DEMUX_HAS_UNSUPPORTED_META:
+ {
+ bool *pb_bool = (bool*)va_arg( args, bool* );
+ *pb_bool = false; /* FIXME I am not sure of this one */
+ return VLC_SUCCESS;
+ }
+ case DEMUX_GET_META:
+ {
+ vlc_meta_t *p_meta = (vlc_meta_t *)va_arg( args, vlc_meta_t* );
+ unsigned i_num_samples = ModPlug_NumSamples( p_sys->f ),
+ i_num_instruments = ModPlug_NumInstruments( p_sys->f );
+ unsigned i_num_patterns = ModPlug_NumPatterns( p_sys->f ),
+ i_num_channels = ModPlug_NumChannels( p_sys->f );
+ // unsigned modType = ModPlug_GetModuleType( p_sys->f );
+
+ char psz_temp[2048]; /* 32 * 240 max, but only need start */
+ char *psz_module_info, *psz_instrument_info;
+ unsigned i_temp_index = 0;
+ const char *psz_name = ModPlug_GetName( p_sys->f );
+ if( psz_name && *psz_name )
+ vlc_meta_SetTitle( p_meta, psz_name );
+
+ /* Comment field from artist - not in every type of MOD */
+ psz_name = ModPlug_GetMessage( p_sys->f );
+ if( psz_name && *psz_name )
+ vlc_meta_SetDescription( p_meta, psz_name );
+
+ /* Instruments only in newer MODs - so don't show if 0 */
+ if( asprintf( &psz_instrument_info, ", %i Instruments",
+ i_num_instruments ) >= 0 )
+ {
+ if( asprintf( &psz_module_info,
+ "%i Channels, %i Patterns\n"
+ "%i Samples%s\n",
+ i_num_channels, i_num_patterns, i_num_samples,
+ ( i_num_instruments ? psz_instrument_info : "" ) ) >= 0 )
+ {
+ vlc_meta_AddExtra( p_meta, "Module Information",
+ psz_module_info );
+ free( psz_module_info );
+ }
+
+ free( psz_instrument_info );
+ }
+
+ /* Make list of instruments (XM, IT, etc) */
+ if( i_num_instruments )
+ {
+ i_temp_index = 0;
+ for( unsigned i = 0; i < i_num_instruments && i_temp_index < sizeof(psz_temp); i++ )
+ {
+ char lBuffer[33];
+ ModPlug_InstrumentName( p_sys->f, i, lBuffer );
+ if ( !lBuffer[0] ) continue; // don't add empty fields.
+ i_temp_index += snprintf( &psz_temp[i_temp_index], sizeof(psz_temp) - i_temp_index, "%s\n", lBuffer );
+ }
+
+ vlc_meta_AddExtra( p_meta, "Instruments", psz_temp );
+ }
+
+ /* Make list of samples */
+ for( unsigned int i = 0; i < i_num_samples && i_temp_index < sizeof(psz_temp); i++ )
+ {
+ char psz_buffer[33];
+ ModPlug_SampleName( p_sys->f, i, psz_buffer );
+ if ( !psz_buffer[0] ) continue; // don't add empty fields.
+ i_temp_index += snprintf( &psz_temp[i_temp_index], sizeof(psz_temp) - i_temp_index, "%s\n", psz_buffer );
+ }
+
+ vlc_meta_AddExtra( p_meta, "Samples", psz_temp );
+
+ return VLC_SUCCESS;
+ }
+
case DEMUX_GET_FPS: /* meaningless */
default:
return VLC_EGENERIC;
}
}
+/*****************************************************************************
+ * Validate: try to ensure it is really a mod file.
+ * The tests are not robust enough to replace extension checks in the general
+ * cases.
+ * TODO: maybe it should return a score, which will be used to bypass the
+ * extension checks when high enough.
+ *****************************************************************************/
+static int Validate( demux_t *p_demux, const char *psz_ext )
+{
+ static const struct
+ {
+ int i_offset;
+ const char *psz_marker;
+ } p_marker[] = {
+ { 0, "ziRCONia" }, /* MMCMP files */
+ { 0, "Extended Module" }, /* XM */
+ { 44, "SCRM" }, /* S3M */
+ { 0, "IMPM" }, /* IT */
+ { 0, "MThd" }, /* MID */
+ { 0, "GF1PATCH110" }, /* PAT */
+ { 20, "!SCREAM!" }, /* STM */
+ { 20, "!Scream!" }, /* STM */
+ { 20, "BMOD2STM" }, /* STM */
+ { 0, "MMD0" }, /* MED v0 */
+ { 0, "MMD1" }, /* MED v1 */
+ { 0, "MMD2" }, /* MED v2 */
+ { 0, "MMD3" }, /* MED v3 */
+ { 0, "MTM" }, /* MTM */
+ { 0, "DMDL" }, /* MDL */
+ { 0, "DBM0" }, /* DBM */
+ { 0, "if" }, /* 669 */
+ { 0, "JN" }, /* 669 */
+ { 0, "FAR\xfe" }, /* FAR */
+ { 0, "Extreme" }, /* AMS */
+ { 0, "OKTASONGCMOD" }, /* OKT */
+ { 44, "PTMF" }, /* PTM */
+ { 0, "MAS_UTrack_V00" }, /* Ult */
+ { 0, "DDMF" }, /* DMF */
+ { 8, "DSMFSONG" }, /* DSM */
+ { 0, "\xc1\x83\x2a\x9e" }, /* UMX */
+ { 0, "ASYLUM Music Format V1.0" }, /* AMF Type 0 */
+ { 0, "AMF" }, /* AMF */
+ { 0, "PSM\xfe" }, /* PSM */
+ { 0, "PSM " }, /* PSM */
+ { 0, "MT20" }, /* MT2 */
+
+ { 1080, "M.K." }, /* MOD */
+ { 1080, "M!K!" },
+ { 1080, "M&K!" },
+ { 1080, "N.T." },
+ { 1080, "CD81" },
+ { 1080, "OKTA" },
+ { 1080, "16CN" },
+ { 1080, "32CN" },
+ { 1080, "FLT" },
+ { 1080, "TDZ" },
+ { 1081, "CHN" },
+ { 1082, "CH" },
+
+ { -1, NULL }
+ };
+
+ const uint8_t *p_peek;
+ const int i_peek = stream_Peek( p_demux->s, &p_peek, 2048 );
+ if( i_peek < 4 )
+ return VLC_EGENERIC;
+
+ for( int i = 0; p_marker[i].i_offset >= 0; i++ )
+ {
+ const char *psz_marker = p_marker[i].psz_marker;
+ const int i_size = strlen( psz_marker );
+ const int i_offset = p_marker[i].i_offset;
+
+ if( i_peek < i_offset + i_size )
+ continue;
+
+ if( !memcmp( &p_peek[i_offset], psz_marker, i_size ) )
+ return VLC_SUCCESS;
+ }
+
+ /* The only two format left untested are ABC and MOD(old version)
+ * ant they are difficult to test :( */
+
+ /* Check for ABC
+ * TODO i_peek = 2048 is too big for such files */
+ if( !strcasecmp( psz_ext, "abc" ) )
+ {
+ bool b_k = false;
+ bool b_tx = false;
+
+ for( int i = 0; i < i_peek-1; i++ )
+ {
+ b_k |= p_peek[i+0] == 'K' && p_peek[i+1] == ':';
+ b_tx |= ( p_peek[i+0] == 'X' || p_peek[i+0] == 'T') && p_peek[i+1] == ':';
+ }
+ if( !b_k || !b_tx )
+ return VLC_EGENERIC;
+ return VLC_SUCCESS;
+ }
+
+ /* Check for MOD */
+ if( !strcasecmp( psz_ext, "mod" ) && i_peek >= 20 + 15 * 30 )
+ {
+ /* Check that the name is correctly null padded */
+ const uint8_t *p = memchr( p_peek, '\0', 20 );
+ if( p )
+ {
+ for( ; p < &p_peek[20]; p++ )
+ {
+ if( *p )
+ return VLC_EGENERIC;
+ }
+ }
+
+ for( int i = 0; i < 15; i++ )
+ {
+ const uint8_t *p_sample = &p_peek[20 + i*30];
+
+ /* Check correct null padding */
+ const uint8_t *p = memchr( &p_sample[0], '\0', 22 );
+ if( p )
+ {
+ for( ; p < &p_sample[22]; p++ )
+ {
+ if( *p )
+ return VLC_EGENERIC;
+ }
+ }
+
+ if( p_sample[25] > 64 ) /* Volume value */
+ return VLC_EGENERIC;
+ }
+ return VLC_SUCCESS;
+ }
+ return VLC_EGENERIC;
+}