| -rw-r--r-- | core/multimedia/opieplayer/libmad/libmadplugin.cpp | 52 |
1 files changed, 43 insertions, 9 deletions
diff --git a/core/multimedia/opieplayer/libmad/libmadplugin.cpp b/core/multimedia/opieplayer/libmad/libmadplugin.cpp index 9a1ab2a..9d1ff8c 100644 --- a/core/multimedia/opieplayer/libmad/libmadplugin.cpp +++ b/core/multimedia/opieplayer/libmad/libmadplugin.cpp @@ -75,7 +75,8 @@ public: #if defined(HAVE_MMAP) void *fdm; #endif - unsigned char *data; + unsigned long fileLength; + unsigned char *data; unsigned long length; int eof; }; @@ -453,11 +454,16 @@ bool LibMadPlugin::open( const QString& path ) { return FALSE; } -#if defined(HAVE_MMAP) struct stat stat; if (fstat(d->input.fd, &stat) == -1) { - //qDebug("error calling fstat"); return FALSE; + qDebug("error calling fstat"); return FALSE; } + if (S_ISREG(stat.st_mode) && stat.st_size > 0) + d->input.fileLength = stat.st_size; + else + d->input.fileLength = 0; + +#if defined(HAVE_MMAP) if (S_ISREG(stat.st_mode) && stat.st_size > 0) { d->input.length = stat.st_size; d->input.fdm = map_file(d->input.fd, &d->input.length); @@ -555,19 +561,47 @@ int LibMadPlugin::audioFrequency( int ) { int LibMadPlugin::audioSamples( int ) { - debugMsg( "LibMadPlugin::audioSamples" ); + debugMsg( "LibMadPlugin::audioSamples" ); + + long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); + mad_header_decode( (struct mad_header *)&d->frame.header, &d->stream ); +/* + qDebug( "LibMadPlugin::audioSamples: %i*%i", d->frame.header.duration.seconds, + d->frame.header.samplerate ); + return d->frame.header.duration.seconds * d->frame.header.samplerate; +*/ + if ( d->frame.header.bitrate == 0 ) + return 0; + int samples = (d->input.fileLength / (d->frame.header.bitrate/8)) * d->frame.header.samplerate; + + qDebug( "LibMadPlugin::audioSamples: %i * %i * 8 / %i", (int)d->input.fileLength, + (int)d->frame.header.samplerate, (int)d->frame.header.bitrate ); + qDebug( "LibMadPlugin::audioSamples: %i", samples ); - // long t; short t1[5]; audioReadSamples( t1, 2, 1, t, 0 ); -// mad_header_decode( (struct mad_header *)&d->frame.header, &d->stream ); -// qDebug( "LibMadPlugin::audioSamples: %i*%i", d->frame.header.duration.seconds, d->frame.header.samplerate ); -// return d->frame.header.duration.seconds * d->frame.header.samplerate; + return samples; - return 10000000; +// return 10000000; } bool LibMadPlugin::audioSetSample( long, int ) { debugMsg( "LibMadPlugin::audioSetSample" ); + +// long totalSamples = audioSamples(0); +// if ( totalSamples <= 1 ) +// return FALSE; + +// // Seek to requested position +// qDebug( "seek pos: %i", (int)((double)pos * d->input.fileLength / totalSamples) ); +// ::lseek( d->input.fd, (long)((double)pos * d->input.fileLength / totalSamples), SEEK_SET ); +// mad_stream_sync(&d->stream); + +// mad_stream_init(&d->stream); +// mad_frame_init(&d->frame); +// mad_synth_init(&d->synth); + +// return TRUE; + debugMsg( "LibMadPlugin::audioSetSample" ); return FALSE; } |