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-rw-r--r--src/filter/AutoConvertFilterPlugin.cxx6
-rw-r--r--src/filter/ConvertFilterPlugin.cxx66
-rw-r--r--src/filter/ConvertFilterPlugin.hxx6
-rw-r--r--src/filter/NormalizeFilterPlugin.cxx1
-rw-r--r--src/filter/ReplayGainFilterPlugin.cxx61
-rw-r--r--src/filter/RouteFilterPlugin.cxx1
-rw-r--r--src/filter/VolumeFilterPlugin.cxx65
7 files changed, 89 insertions, 117 deletions
diff --git a/src/filter/AutoConvertFilterPlugin.cxx b/src/filter/AutoConvertFilterPlugin.cxx
index 918a16e53..44adc8a66 100644
--- a/src/filter/AutoConvertFilterPlugin.cxx
+++ b/src/filter/AutoConvertFilterPlugin.cxx
@@ -88,7 +88,11 @@ AutoConvertFilter::Open(AudioFormat &in_audio_format, Error &error)
assert(audio_format2 == in_audio_format);
- convert_filter_set(convert, child_audio_format);
+ if (!convert_filter_set(convert, child_audio_format, error)) {
+ delete convert;
+ filter->Close();
+ return AudioFormat::Undefined();
+ }
} else
/* no */
convert = nullptr;
diff --git a/src/filter/ConvertFilterPlugin.cxx b/src/filter/ConvertFilterPlugin.cxx
index 040f8426f..e718844e7 100644
--- a/src/filter/ConvertFilterPlugin.cxx
+++ b/src/filter/ConvertFilterPlugin.cxx
@@ -28,7 +28,6 @@
#include "poison.h"
#include <assert.h>
-#include <string.h>
class ConvertFilter final : public Filter {
/**
@@ -39,21 +38,18 @@ class ConvertFilter final : public Filter {
/**
* The output audio format; the consumer of this plugin
- * expects PCM data in this format. This defaults to
- * #in_audio_format, and can be set with convert_filter_set().
+ * expects PCM data in this format.
+ *
+ * If this is AudioFormat::Undefined(), then the #PcmConvert
+ * attribute is not open. This can mean that Set() has failed
+ * or that no conversion is necessary.
*/
AudioFormat out_audio_format;
Manual<PcmConvert> state;
public:
- void Set(const AudioFormat &_out_audio_format) {
- assert(in_audio_format.IsValid());
- assert(out_audio_format.IsValid());
- assert(_out_audio_format.IsValid());
-
- out_audio_format = _out_audio_format;
- }
+ bool Set(const AudioFormat &_out_audio_format, Error &error);
virtual AudioFormat Open(AudioFormat &af, Error &error) override;
virtual void Close() override;
@@ -69,12 +65,40 @@ convert_filter_init(gcc_unused const config_param &param,
return new ConvertFilter();
}
+bool
+ConvertFilter::Set(const AudioFormat &_out_audio_format, Error &error)
+{
+ assert(in_audio_format.IsValid());
+ assert(_out_audio_format.IsValid());
+
+ if (_out_audio_format == out_audio_format)
+ /* no change */
+ return true;
+
+ if (out_audio_format.IsValid()) {
+ out_audio_format.Clear();
+ state->Close();
+ }
+
+ if (_out_audio_format == in_audio_format)
+ /* optimized special case: no-op */
+ return true;
+
+ if (!state->Open(in_audio_format, _out_audio_format, error))
+ return false;
+
+ out_audio_format = _out_audio_format;
+ return true;
+}
+
AudioFormat
ConvertFilter::Open(AudioFormat &audio_format, gcc_unused Error &error)
{
assert(audio_format.IsValid());
- in_audio_format = out_audio_format = audio_format;
+ in_audio_format = audio_format;
+ out_audio_format.Clear();
+
state.Construct();
return in_audio_format;
@@ -83,6 +107,11 @@ ConvertFilter::Open(AudioFormat &audio_format, gcc_unused Error &error)
void
ConvertFilter::Close()
{
+ assert(in_audio_format.IsValid());
+
+ if (out_audio_format.IsValid())
+ state->Close();
+
state.Destruct();
poison_undefined(&in_audio_format, sizeof(in_audio_format));
@@ -93,15 +122,15 @@ const void *
ConvertFilter::FilterPCM(const void *src, size_t src_size,
size_t *dest_size_r, Error &error)
{
- if (in_audio_format == out_audio_format) {
+ assert(in_audio_format.IsValid());
+
+ if (!out_audio_format.IsValid()) {
/* optimized special case: no-op */
*dest_size_r = src_size;
return src;
}
- return state->Convert(in_audio_format,
- src, src_size,
- out_audio_format, dest_size_r,
+ return state->Convert(src, src_size, dest_size_r,
error);
}
@@ -110,10 +139,11 @@ const struct filter_plugin convert_filter_plugin = {
convert_filter_init,
};
-void
-convert_filter_set(Filter *_filter, const AudioFormat out_audio_format)
+bool
+convert_filter_set(Filter *_filter, AudioFormat out_audio_format,
+ Error &error)
{
ConvertFilter *filter = (ConvertFilter *)_filter;
- filter->Set(out_audio_format);
+ return filter->Set(out_audio_format, error);
}
diff --git a/src/filter/ConvertFilterPlugin.hxx b/src/filter/ConvertFilterPlugin.hxx
index c814aaf49..f414e59bf 100644
--- a/src/filter/ConvertFilterPlugin.hxx
+++ b/src/filter/ConvertFilterPlugin.hxx
@@ -21,6 +21,7 @@
#define MPD_CONVERT_FILTER_PLUGIN_HXX
class Filter;
+class Error;
struct AudioFormat;
/**
@@ -29,7 +30,8 @@ struct AudioFormat;
* format switch is a violation of the filter API, this filter must be
* the last in a chain.
*/
-void
-convert_filter_set(Filter *filter, AudioFormat out_audio_format);
+bool
+convert_filter_set(Filter *filter, AudioFormat out_audio_format,
+ Error &error);
#endif
diff --git a/src/filter/NormalizeFilterPlugin.cxx b/src/filter/NormalizeFilterPlugin.cxx
index 6c4f6b0e5..93cca9fef 100644
--- a/src/filter/NormalizeFilterPlugin.cxx
+++ b/src/filter/NormalizeFilterPlugin.cxx
@@ -25,7 +25,6 @@
#include "AudioFormat.hxx"
#include "AudioCompress/compress.h"
-#include <assert.h>
#include <string.h>
class NormalizeFilter final : public Filter {
diff --git a/src/filter/ReplayGainFilterPlugin.cxx b/src/filter/ReplayGainFilterPlugin.cxx
index b2dcde4cc..998fda6f7 100644
--- a/src/filter/ReplayGainFilterPlugin.cxx
+++ b/src/filter/ReplayGainFilterPlugin.cxx
@@ -26,8 +26,9 @@
#include "ReplayGainInfo.hxx"
#include "ReplayGainConfig.hxx"
#include "MixerControl.hxx"
-#include "pcm/PcmVolume.hxx"
+#include "pcm/Volume.hxx"
#include "pcm/PcmBuffer.hxx"
+#include "util/ConstBuffer.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
#include "Log.hxx"
@@ -55,8 +56,8 @@ class ReplayGainFilter final : public Filter {
ReplayGainInfo info;
/**
- * The current volume, between 0 and a value that may or may not exceed
- * #PCM_VOLUME_1.
+ * About the current volume: it is between 0 and a value that
+ * may or may not exceed #PCM_VOLUME_1.
*
* If the default value of true is used for replaygain_limit, the
* application of the volume to the signal will never cause clipping.
@@ -66,16 +67,11 @@ class ReplayGainFilter final : public Filter {
* maintain a consistent audio level. Whether clipping will actually
* occur depends on what value the user is using for replaygain_preamp.
*/
- unsigned volume;
-
- AudioFormat format;
-
- PcmBuffer buffer;
+ PcmVolume pv;
public:
ReplayGainFilter()
- :mixer(nullptr), mode(REPLAY_GAIN_OFF),
- volume(PCM_VOLUME_1) {
+ :mixer(nullptr), mode(REPLAY_GAIN_OFF) {
info.Clear();
}
@@ -125,6 +121,7 @@ public:
void
ReplayGainFilter::Update()
{
+ unsigned volume = PCM_VOLUME_1;
if (mode != REPLAY_GAIN_OFF) {
const auto &tuple = info.tuples[mode];
float scale = tuple.CalculateScale(replay_gain_preamp,
@@ -134,8 +131,9 @@ ReplayGainFilter::Update()
"scale=%f\n", (double)scale);
volume = pcm_float_to_volume(scale);
- } else
- volume = PCM_VOLUME_1;
+ }
+
+ pv.SetVolume(volume);
if (mixer != nullptr) {
/* update the hardware mixer volume */
@@ -160,48 +158,25 @@ replay_gain_filter_init(gcc_unused const config_param &param,
AudioFormat
ReplayGainFilter::Open(AudioFormat &af, gcc_unused Error &error)
{
- format = af;
+ if (!pv.Open(af.format, error))
+ return AudioFormat::Undefined();
- return format;
+ return af;
}
void
ReplayGainFilter::Close()
{
- buffer.Clear();
+ pv.Close();
}
const void *
ReplayGainFilter::FilterPCM(const void *src, size_t src_size,
- size_t *dest_size_r, Error &error)
+ size_t *dest_size_r, gcc_unused Error &error)
{
-
- *dest_size_r = src_size;
-
- if (volume == PCM_VOLUME_1)
- /* optimized special case: 100% volume = no-op */
- return src;
-
- void *dest = buffer.Get(src_size);
- if (volume <= 0) {
- /* optimized special case: 0% volume = memset(0) */
- /* XXX is this valid for all sample formats? What
- about floating point? */
- memset(dest, 0, src_size);
- return dest;
- }
-
- memcpy(dest, src, src_size);
-
- bool success = pcm_volume(dest, src_size,
- format.format,
- volume);
- if (!success) {
- error.Set(replay_gain_domain, "pcm_volume() has failed");
- return nullptr;
- }
-
- return dest;
+ const auto dest = pv.Apply({src, src_size});
+ *dest_size_r = dest.size;
+ return dest.data;
}
const struct filter_plugin replay_gain_filter_plugin = {
diff --git a/src/filter/RouteFilterPlugin.cxx b/src/filter/RouteFilterPlugin.cxx
index d9042c21f..d2dc2d563 100644
--- a/src/filter/RouteFilterPlugin.cxx
+++ b/src/filter/RouteFilterPlugin.cxx
@@ -43,7 +43,6 @@
#include "ConfigError.hxx"
#include "ConfigData.hxx"
#include "AudioFormat.hxx"
-#include "CheckAudioFormat.hxx"
#include "FilterPlugin.hxx"
#include "FilterInternal.hxx"
#include "FilterRegistry.hxx"
diff --git a/src/filter/VolumeFilterPlugin.cxx b/src/filter/VolumeFilterPlugin.cxx
index 1b663f6eb..8b9c6f8e9 100644
--- a/src/filter/VolumeFilterPlugin.cxx
+++ b/src/filter/VolumeFilterPlugin.cxx
@@ -22,9 +22,9 @@
#include "FilterPlugin.hxx"
#include "FilterInternal.hxx"
#include "FilterRegistry.hxx"
-#include "pcm/PcmVolume.hxx"
-#include "pcm/PcmBuffer.hxx"
+#include "pcm/Volume.hxx"
#include "AudioFormat.hxx"
+#include "util/ConstBuffer.hxx"
#include "util/Error.hxx"
#include "util/Domain.hxx"
@@ -32,29 +32,15 @@
#include <string.h>
class VolumeFilter final : public Filter {
- /**
- * The current volume, from 0 to #PCM_VOLUME_1.
- */
- unsigned volume;
-
- AudioFormat format;
-
- PcmBuffer buffer;
+ PcmVolume pv;
public:
- VolumeFilter()
- :volume(PCM_VOLUME_1) {}
-
unsigned GetVolume() const {
- assert(volume <= PCM_VOLUME_1);
-
- return volume;
+ return pv.GetVolume();
}
void SetVolume(unsigned _volume) {
- assert(_volume <= PCM_VOLUME_1);
-
- volume = _volume;
+ pv.SetVolume(_volume);
}
virtual AudioFormat Open(AudioFormat &af, Error &error) override;
@@ -73,50 +59,27 @@ volume_filter_init(gcc_unused const config_param &param,
}
AudioFormat
-VolumeFilter::Open(AudioFormat &audio_format, gcc_unused Error &error)
+VolumeFilter::Open(AudioFormat &audio_format, Error &error)
{
- format = audio_format;
+ if (!pv.Open(audio_format.format, error))
+ return AudioFormat::Undefined();
- return format;
+ return audio_format;
}
void
VolumeFilter::Close()
{
- buffer.Clear();
+ pv.Close();
}
const void *
VolumeFilter::FilterPCM(const void *src, size_t src_size,
- size_t *dest_size_r, Error &error)
+ size_t *dest_size_r, gcc_unused Error &error)
{
- *dest_size_r = src_size;
-
- if (volume >= PCM_VOLUME_1)
- /* optimized special case: 100% volume = no-op */
- return src;
-
- void *dest = buffer.Get(src_size);
-
- if (volume <= 0) {
- /* optimized special case: 0% volume = memset(0) */
- /* XXX is this valid for all sample formats? What
- about floating point? */
- memset(dest, 0, src_size);
- return dest;
- }
-
- memcpy(dest, src, src_size);
-
- bool success = pcm_volume(dest, src_size,
- format.format,
- volume);
- if (!success) {
- error.Set(volume_domain, "pcm_volume() has failed");
- return NULL;
- }
-
- return dest;
+ const auto dest = pv.Apply({src, src_size});
+ *dest_size_r = dest.size;
+ return dest.data;
}
const struct filter_plugin volume_filter_plugin = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-06 01:49:15 +0000