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filter/Convert: make in_audio_format const

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This commit is contained in:
Max Kellermann 2019-04-04 21:00:23 +02:00
parent 8a07724b23
commit 00b04468dc
1 changed files with 2 additions and 6 deletions
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8
src/filter/plugins/ConvertFilterPlugin.cxx
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@ -35,7 +35,7 @@ class ConvertFilter final : public Filter {
* The input audio format; PCM data is passed to the filter()
* method in this format.
*/
AudioFormat in_audio_format;
const AudioFormat in_audio_format;
/**
* This object is only "open" if #in_audio_format !=
@ -76,7 +76,6 @@ public:
void
ConvertFilter::Set(const AudioFormat &_out_audio_format)
{
assert(in_audio_format.IsValid());
assert(_out_audio_format.IsValid());
if (_out_audio_format == out_audio_format)
@ -100,6 +99,7 @@ ConvertFilter::Set(const AudioFormat &_out_audio_format)
ConvertFilter::ConvertFilter(const AudioFormat &audio_format)
:Filter(audio_format), in_audio_format(audio_format)
{
assert(in_audio_format.IsValid());
}
std::unique_ptr<Filter>
@ -112,8 +112,6 @@ PreparedConvertFilter::Open(AudioFormat &audio_format)
ConvertFilter::~ConvertFilter()
{
assert(in_audio_format.IsValid());
if (IsActive())
state.Close();
}
@ -121,8 +119,6 @@ ConvertFilter::~ConvertFilter()
ConstBuffer<void>
ConvertFilter::FilterPCM(ConstBuffer<void> src)
{
assert(in_audio_format.IsValid());
return IsActive()
? state.Convert(src)
/* optimized special case: no-op */