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authorMax Kellermann <max@duempel.org>2013-11-28 18:43:33 +0100
committerMax Kellermann <max@duempel.org>2013-11-28 18:43:33 +0100
commita788b7e747bc21b9aadee45dd028fa6198af794e (patch)
treee8374e00197db7810e21d9bedea02a70afa96430 /src/pcm/PcmConvert.cxx
parentbb288f02848793a85b74262063d1bd9c7bc7dd78 (diff)
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PcmConvert: fix src_format corruption when converting from DSD
Method PcmConvert::Convert() modifies the src_format variable. This used to be a parameter, however commit d2679f59c made it an attribute instead. The modification to src_format persisted, and the next call would return garbage.
Diffstat (limited to 'src/pcm/PcmConvert.cxx')
-rw-r--r--src/pcm/PcmConvert.cxx11
1 files changed, 5 insertions, 6 deletions
diff --git a/src/pcm/PcmConvert.cxx b/src/pcm/PcmConvert.cxx
index cca2f701e..05ed92faf 100644
--- a/src/pcm/PcmConvert.cxx
+++ b/src/pcm/PcmConvert.cxx
@@ -56,6 +56,10 @@ PcmConvert::Open(AudioFormat _src_format, AudioFormat _dest_format,
src_format = _src_format;
dest_format = _dest_format;
+ is_dsd = src_format.format == SampleFormat::DSD;
+ if (is_dsd)
+ src_format.format = SampleFormat::FLOAT;
+
return true;
}
@@ -277,8 +281,7 @@ PcmConvert::Convert(const void *src, size_t src_size,
size_t *dest_size_r,
Error &error)
{
- AudioFormat float_format;
- if (src_format.format == SampleFormat::DSD) {
+ if (is_dsd) {
size_t f_size;
const float *f = dsd.ToFloat(src_format.channels,
false, (const uint8_t *)src,
@@ -289,10 +292,6 @@ PcmConvert::Convert(const void *src, size_t src_size,
return nullptr;
}
- float_format = src_format;
- float_format.format = SampleFormat::FLOAT;
-
- src_format = float_format;
src = f;
src_size = f_size;
}