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-rw-r--r--src/media/UAudioPlayback_SoftMixer.pas38
1 files changed, 18 insertions, 20 deletions
diff --git a/src/media/UAudioPlayback_SoftMixer.pas b/src/media/UAudioPlayback_SoftMixer.pas
index c87e461d..203536d6 100644
--- a/src/media/UAudioPlayback_SoftMixer.pas
+++ b/src/media/UAudioPlayback_SoftMixer.pas
@@ -58,7 +58,7 @@ type
SourceBufferCount: integer; // number of available bytes in SourceBuffer
Converter: TAudioConverter;
- Status: TStreamStatus;
+ Status: TStreamStatus;
InternalLock: PSDL_Mutex;
SoundEffects: TList;
fVolume: single;
@@ -102,7 +102,7 @@ type
function ReadData(Buffer: PByteArray; BufferSize: integer): integer;
- function GetPCMData(var Data: TPCMData): Cardinal; override;
+ function GetPCMData(var Data: TPCMData): cardinal; override;
procedure GetFFTData(var Data: TFFTData); override;
procedure AddSoundEffect(Effect: TSoundEffect); override;
@@ -148,7 +148,7 @@ type
function CreatePlaybackStream(): TAudioPlaybackStream; override;
public
- function GetName: String; override; abstract;
+ function GetName: string; override; abstract;
function InitializePlayback(): boolean; override;
function FinalizePlayback: boolean; override;
@@ -159,7 +159,7 @@ type
function GetMixer(): TAudioMixerStream; {$IFDEF HasInline}inline;{$ENDIF}
function GetAudioFormatInfo(): TAudioFormatInfo;
- procedure MixBuffers(DstBuffer, SrcBuffer: PByteArray; Size: Cardinal; Volume: Single); virtual;
+ procedure MixBuffers(DstBuffer, SrcBuffer: PByteArray; Size: cardinal; Volume: single); virtual;
end;
type
@@ -377,11 +377,11 @@ begin
Close();
- if (not assigned(SourceStream)) then
+ if not assigned(SourceStream) then
Exit;
Self.SourceStream := SourceStream;
- if (not InitFormatConversion()) then
+ if not InitFormatConversion() then
begin
// reset decode-stream so it will not be freed on destruction
Self.SourceStream := nil;
@@ -443,8 +443,7 @@ var
Mixer: TAudioMixerStream;
begin
// only paused streams are not flushed
- if (Status = ssPaused) then
- NeedsRewind := false;
+ NeedsRewind := not (Status = ssPaused);
// rewind if necessary. Cases that require no rewind are:
// - stream was created and never played
@@ -750,7 +749,7 @@ begin
Result := BufferSize - BytesNeeded;
end;
-function TGenericPlaybackStream.GetPCMData(var Data: TPCMData): Cardinal;
+function TGenericPlaybackStream.GetPCMData(var Data: TPCMData): cardinal;
var
ByteCount: integer;
begin
@@ -790,7 +789,7 @@ begin
// only works with SInt16 and Float values at the moment
AudioFormat := GetAudioFormatInfo();
- DataIn := AllocMem(FFTSize * SizeOf(Single));
+ DataIn := AllocMem(FFTSize * SizeOf(single));
if (DataIn = nil) then
Exit;
@@ -872,8 +871,7 @@ begin
LockSampleBuffer();
SourceStream.Position := Time;
- if (Status = ssStopped) then
- NeedsRewind := false;
+ NeedsRewind := not (Status = ssStopped);
// do not use outdated data
FlushBuffers();
@@ -885,7 +883,7 @@ end;
function TGenericPlaybackStream.GetVolume(): single;
var
- FadeAmount: Single;
+ FadeAmount: single;
begin
LockSampleBuffer();
// adjust volume if fading is enabled
@@ -1033,12 +1031,12 @@ begin
//Log.LogStatus('InitializePlayback', 'UAudioPlayback_SoftMixer');
- if(not InitializeAudioPlaybackEngine()) then
+ if (not InitializeAudioPlaybackEngine()) then
Exit;
MixerStream := TAudioMixerStream.Create(Self);
- if(not StartAudioPlaybackEngine()) then
+ if (not StartAudioPlaybackEngine()) then
Exit;
Result := true;
@@ -1100,11 +1098,11 @@ begin
MixerStream.Volume := Volume;
end;
-procedure TAudioPlayback_SoftMixer.MixBuffers(DstBuffer, SrcBuffer: PByteArray; Size: Cardinal; Volume: Single);
+procedure TAudioPlayback_SoftMixer.MixBuffers(DstBuffer, SrcBuffer: PByteArray; Size: cardinal; Volume: single);
var
- SampleIndex: Cardinal;
- SampleInt: Integer;
- SampleFlt: Single;
+ SampleIndex: cardinal;
+ SampleInt: integer;
+ SampleFlt: single;
begin
SampleIndex := 0;
case FormatInfo.Format of
@@ -1141,7 +1139,7 @@ begin
// assign result
PSingle(@DstBuffer[SampleIndex])^ := SampleFlt;
// increase index by one sample
- Inc(SampleIndex, SizeOf(Single));
+ Inc(SampleIndex, SizeOf(single));
end;
end;
else