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| author | Max Kellermann <max@duempel.org> | 2011-10-07 10:10:43 +0200 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2011-10-07 10:10:43 +0200 |
| commit | 894b9cfdb9fb69dbdde937c32726508472601402 (patch) | |
| tree | f9c7a7efb85bb30f49d3048ba6206fb9a043f588 | |
| parent | 7ecbb0454f4cbdd10389e06531bc9889cd7fbe5d (diff) | |
| download | mpd-894b9cfdb9fb69dbdde937c32726508472601402.tar.gz mpd-894b9cfdb9fb69dbdde937c32726508472601402.tar.xz mpd-894b9cfdb9fb69dbdde937c32726508472601402.zip | |
decoder/dsdiff: add option "lsbitfirst"
Defaults to "no", which fixes the noise problems.
| -rw-r--r-- | doc/user.xml | 23 | ||||
| -rw-r--r-- | src/decoder/dsdiff_decoder_plugin.c | 12 |
2 files changed, 34 insertions, 1 deletions
diff --git a/doc/user.xml b/doc/user.xml index 2e654bcca..394b8b0de 100644 --- a/doc/user.xml +++ b/doc/user.xml @@ -742,6 +742,29 @@ cd mpd-version</programlisting> <para> Decodes DFF files containing DSDIFF data (e.g. SACD rips). </para> + + <informaltable> + <tgroup cols="2"> + <thead> + <row> + <entry>Setting</entry> + <entry>Description</entry> + </row> + </thead> + <tbody> + <row> + <entry> + <varname>lsbitfirst</varname> + <parameter>yes|no</parameter> + </entry> + <entry> + Decode the least significant bit first. Default is + "no". + </entry> + </row> + </tbody> + </tgroup> + </informaltable> </section> <section> diff --git a/src/decoder/dsdiff_decoder_plugin.c b/src/decoder/dsdiff_decoder_plugin.c index 2c03cce5b..367f8708b 100644 --- a/src/decoder/dsdiff_decoder_plugin.c +++ b/src/decoder/dsdiff_decoder_plugin.c @@ -54,6 +54,15 @@ struct dsdiff_metadata { unsigned sample_rate, channels; }; +static bool lsbitfirst; + +static bool +dsdiff_init(const struct config_param *param) +{ + lsbitfirst = config_get_block_bool(param, "lsbitfirst", false); + return true; +} + static bool dsdiff_id_equals(const struct dsdiff_id *id, const char *s) { @@ -356,7 +365,7 @@ dsdiff_decode_chunk(struct decoder *decoder, struct input_stream *is, for (unsigned c = 0; c < channels; ++c) dsd2pcm_translate(dsd2pcm[c], now_frames, buffer + c, channels, - true, f_buffer + c, channels); + lsbitfirst, f_buffer + c, channels); /* convert to integer and submit to the decoder API */ @@ -485,6 +494,7 @@ static const char *const dsdiff_mime_types[] = { const struct decoder_plugin dsdiff_decoder_plugin = { .name = "dsdiff", + .init = dsdiff_init, .stream_decode = dsdiff_stream_decode, .stream_tag = dsdiff_stream_tag, .suffixes = dsdiff_suffixes, |