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-rw-r--r--src/DecoderAPI.cxx33
-rw-r--r--src/DecoderInternal.cxx2
-rw-r--r--src/DecoderInternal.hxx9
3 files changed, 30 insertions, 14 deletions
diff --git a/src/DecoderAPI.cxx b/src/DecoderAPI.cxx
index 81d56fb06..a59999bb3 100644
--- a/src/DecoderAPI.cxx
+++ b/src/DecoderAPI.cxx
@@ -20,6 +20,7 @@
#include "config.h"
#include "DecoderAPI.hxx"
#include "DecoderError.hxx"
+#include "pcm/PcmConvert.hxx"
#include "AudioConfig.hxx"
#include "ReplayGainConfig.hxx"
#include "MusicChunk.hxx"
@@ -47,6 +48,7 @@ decoder_initialized(Decoder &decoder,
assert(dc.state == DecoderState::START);
assert(dc.pipe != nullptr);
+ assert(decoder.convert == nullptr);
assert(decoder.stream_tag == nullptr);
assert(decoder.decoder_tag == nullptr);
assert(!decoder.seeking);
@@ -59,19 +61,22 @@ decoder_initialized(Decoder &decoder,
dc.seekable = seekable;
dc.total_time = total_time;
- dc.Lock();
- dc.state = DecoderState::DECODE;
- dc.client_cond.signal();
- dc.Unlock();
-
FormatDebug(decoder_domain, "audio_format=%s, seekable=%s",
audio_format_to_string(dc.in_audio_format, &af_string),
seekable ? "true" : "false");
- if (dc.in_audio_format != dc.out_audio_format)
+ if (dc.in_audio_format != dc.out_audio_format) {
FormatDebug(decoder_domain, "converting to %s",
audio_format_to_string(dc.out_audio_format,
&af_string));
+
+ decoder.convert = new PcmConvert();
+ }
+
+ dc.Lock();
+ dc.state = DecoderState::DECODE;
+ dc.client_cond.signal();
+ dc.Unlock();
}
/**
@@ -388,13 +393,15 @@ decoder_data(Decoder &decoder,
return cmd;
}
- if (dc.in_audio_format != dc.out_audio_format) {
+ if (decoder.convert != nullptr) {
+ assert(dc.in_audio_format != dc.out_audio_format);
+
Error error;
- data = decoder.conv_state.Convert(dc.in_audio_format,
- data, length,
- dc.out_audio_format,
- &length,
- error);
+ data = decoder.convert->Convert(dc.in_audio_format,
+ data, length,
+ dc.out_audio_format,
+ &length,
+ error);
if (data == nullptr) {
/* the PCM conversion has failed - stop
playback, since we have no better way to
@@ -402,6 +409,8 @@ decoder_data(Decoder &decoder,
LogError(error);
return DecoderCommand::STOP;
}
+ } else {
+ assert(dc.in_audio_format == dc.out_audio_format);
}
while (length > 0) {
diff --git a/src/DecoderInternal.cxx b/src/DecoderInternal.cxx
index d4b125b29..26f91b2d9 100644
--- a/src/DecoderInternal.cxx
+++ b/src/DecoderInternal.cxx
@@ -20,6 +20,7 @@
#include "config.h"
#include "DecoderInternal.hxx"
#include "DecoderControl.hxx"
+#include "pcm/PcmConvert.hxx"
#include "MusicPipe.hxx"
#include "MusicBuffer.hxx"
#include "MusicChunk.hxx"
@@ -32,6 +33,7 @@ Decoder::~Decoder()
/* caller must flush the chunk */
assert(chunk == nullptr);
+ delete convert;
delete song_tag;
delete stream_tag;
delete decoder_tag;
diff --git a/src/DecoderInternal.hxx b/src/DecoderInternal.hxx
index 37abb4427..e98e0aae3 100644
--- a/src/DecoderInternal.hxx
+++ b/src/DecoderInternal.hxx
@@ -21,9 +21,9 @@
#define MPD_DECODER_INTERNAL_HXX
#include "DecoderCommand.hxx"
-#include "pcm/PcmConvert.hxx"
#include "ReplayGainInfo.hxx"
+class PcmConvert;
struct DecoderControl;
struct InputStream;
struct Tag;
@@ -31,7 +31,11 @@ struct Tag;
struct Decoder {
DecoderControl &dc;
- PcmConvert conv_state;
+ /**
+ * For converting input data to the configured audio format.
+ * nullptr means no conversion necessary.
+ */
+ PcmConvert *convert;
/**
* The time stamp of the next data chunk, in seconds.
@@ -85,6 +89,7 @@ struct Decoder {
Decoder(DecoderControl &_dc, bool _initial_seek_pending, Tag *_tag)
:dc(_dc),
+ convert(nullptr),
timestamp(0),
initial_seek_pending(_initial_seek_pending),
initial_seek_running(false),