ReplayGainInfo: don't use array in struct ReplayGainInfo

Declare two named elements.  An enum should not be used as an array
index, as this is error prone.
This commit is contained in:
Max Kellermann 2016-11-24 16:45:56 +01:00
parent 1261327fa6
commit 25e58df5e0
9 changed files with 29 additions and 34 deletions

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@ -49,26 +49,21 @@ struct ReplayGainTuple {
};
struct ReplayGainInfo {
ReplayGainTuple tuples[2];
ReplayGainTuple track, album;
constexpr bool IsDefined() const {
return tuples[REPLAY_GAIN_ALBUM].IsDefined() ||
tuples[REPLAY_GAIN_TRACK].IsDefined();
return track.IsDefined() || album.IsDefined();
}
const ReplayGainTuple &Get(ReplayGainMode mode) const {
return mode == REPLAY_GAIN_ALBUM
? (tuples[REPLAY_GAIN_ALBUM].IsDefined()
? tuples[REPLAY_GAIN_ALBUM]
: tuples[REPLAY_GAIN_TRACK])
: (tuples[REPLAY_GAIN_TRACK].IsDefined()
? tuples[REPLAY_GAIN_TRACK]
: tuples[REPLAY_GAIN_ALBUM]);
? (album.IsDefined() ? album : track)
: (track.IsDefined() ? track : album);
}
void Clear() {
tuples[REPLAY_GAIN_ALBUM].Clear();
tuples[REPLAY_GAIN_TRACK].Clear();
track.Clear();
album.Clear();
}
};

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@ -805,8 +805,8 @@ MadDecoder::DecodeFirstFrame(Tag **tag)
lame.track_gain) {
ReplayGainInfo rgi;
rgi.Clear();
rgi.tuples[REPLAY_GAIN_TRACK].gain = lame.track_gain;
rgi.tuples[REPLAY_GAIN_TRACK].peak = lame.peak;
rgi.track.gain = lame.track_gain;
rgi.track.peak = lame.peak;
client->SubmitReplayGain(&rgi);
}
}

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@ -170,10 +170,10 @@ mpcdec_decode(DecoderClient &client, InputStream &is)
ReplayGainInfo rgi;
rgi.Clear();
rgi.tuples[REPLAY_GAIN_ALBUM].gain = MPC_OLD_GAIN_REF - (info.gain_album / 256.);
rgi.tuples[REPLAY_GAIN_ALBUM].peak = pow(10, info.peak_album / 256. / 20) / 32767;
rgi.tuples[REPLAY_GAIN_TRACK].gain = MPC_OLD_GAIN_REF - (info.gain_title / 256.);
rgi.tuples[REPLAY_GAIN_TRACK].peak = pow(10, info.peak_title / 256. / 20) / 32767;
rgi.album.gain = MPC_OLD_GAIN_REF - (info.gain_album / 256.);
rgi.album.peak = pow(10, info.peak_album / 256. / 20) / 32767;
rgi.track.gain = MPC_OLD_GAIN_REF - (info.gain_title / 256.);
rgi.track.peak = pow(10, info.peak_title / 256. / 20) / 32767;
client.SubmitReplayGain(&rgi);

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@ -52,7 +52,7 @@ ScanOneOpusTag(const char *name, const char *value,
char *endptr;
long l = strtol(value, &endptr, 10);
if (endptr > value && *endptr == 0)
rgi->tuples[REPLAY_GAIN_TRACK].gain = double(l) / 256.;
rgi->track.gain = double(l) / 256.;
}
tag_handler_invoke_pair(handler, ctx, name, value);

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@ -225,13 +225,13 @@ wavpack_replaygain(ReplayGainInfo &rgi,
bool found = false;
found |= wavpack_tag_float(wpc, "replaygain_track_gain",
&rgi.tuples[REPLAY_GAIN_TRACK].gain);
&rgi.track.gain);
found |= wavpack_tag_float(wpc, "replaygain_track_peak",
&rgi.tuples[REPLAY_GAIN_TRACK].peak);
&rgi.track.peak);
found |= wavpack_tag_float(wpc, "replaygain_album_gain",
&rgi.tuples[REPLAY_GAIN_ALBUM].gain);
&rgi.album.gain);
found |= wavpack_tag_float(wpc, "replaygain_album_peak",
&rgi.tuples[REPLAY_GAIN_ALBUM].peak);
&rgi.album.peak);
return found;
}

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@ -33,16 +33,16 @@ ParseReplayGainTagTemplate(ReplayGainInfo &info, const T t)
const char *value;
if ((value = t["replaygain_track_gain"]) != nullptr) {
info.tuples[REPLAY_GAIN_TRACK].gain = atof(value);
info.track.gain = atof(value);
return true;
} else if ((value = t["replaygain_album_gain"]) != nullptr) {
info.tuples[REPLAY_GAIN_ALBUM].gain = atof(value);
info.album.gain = atof(value);
return true;
} else if ((value = t["replaygain_track_peak"]) != nullptr) {
info.tuples[REPLAY_GAIN_TRACK].peak = atof(value);
info.track.peak = atof(value);
return true;
} else if ((value = t["replaygain_album_peak"]) != nullptr) {
info.tuples[REPLAY_GAIN_ALBUM].peak = atof(value);
info.album.peak = atof(value);
return true;
} else
return false;

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@ -82,12 +82,12 @@ rva2_apply_data(ReplayGainInfo &rgi,
float volume_adjustment = rva2_float_volume_adjustment(data);
if (strcmp((const char *)id, "album") == 0) {
rgi.tuples[REPLAY_GAIN_ALBUM].gain = volume_adjustment;
rgi.album.gain = volume_adjustment;
} else if (strcmp((const char *)id, "track") == 0) {
rgi.tuples[REPLAY_GAIN_TRACK].gain = volume_adjustment;
rgi.track.gain = volume_adjustment;
} else {
rgi.tuples[REPLAY_GAIN_ALBUM].gain = volume_adjustment;
rgi.tuples[REPLAY_GAIN_TRACK].gain = volume_adjustment;
rgi.album.gain = volume_adjustment;
rgi.track.gain = volume_adjustment;
}
return true;

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@ -132,8 +132,8 @@ DumpReplayGainTuple(const char *name, const ReplayGainTuple &tuple)
static void
DumpReplayGainInfo(const ReplayGainInfo &info)
{
DumpReplayGainTuple("album", info.tuples[REPLAY_GAIN_ALBUM]);
DumpReplayGainTuple("track", info.tuples[REPLAY_GAIN_TRACK]);
DumpReplayGainTuple("album", info.album);
DumpReplayGainTuple("track", info.track);
}
void

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@ -56,8 +56,8 @@ DumpReplayGainTuple(const char *name, const ReplayGainTuple &tuple)
static void
DumpReplayGainInfo(const ReplayGainInfo &info)
{
DumpReplayGainTuple("album", info.tuples[REPLAY_GAIN_ALBUM]);
DumpReplayGainTuple("track", info.tuples[REPLAY_GAIN_TRACK]);
DumpReplayGainTuple("album", info.album);
DumpReplayGainTuple("track", info.track);
}
int main(int argc, char **argv)