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author | jaybinks <jaybinks@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2007-10-11 13:32:43 +0000 |
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committer | jaybinks <jaybinks@b956fd51-792f-4845-bead-9b4dfca2ff2c> | 2007-10-11 13:32:43 +0000 |
commit | df37a6a52ea5b1856e9e0e4d924a859f3fa472e1 (patch) | |
tree | 3b5808921a947a5952224f605f23d4932f31535b /Game/Code/Classes/UAudio_FFMpeg.pas | |
parent | 6292440f6da3c11e85bb9fc3a741a26540e429be (diff) | |
download | usdx-df37a6a52ea5b1856e9e0e4d924a859f3fa472e1.tar.gz usdx-df37a6a52ea5b1856e9e0e4d924a859f3fa472e1.tar.xz usdx-df37a6a52ea5b1856e9e0e4d924a859f3fa472e1.zip |
added UAudio_FFMpeg.pas as placeholder... ( Still has bass code in it.. needs to be replaced with ffmpeg code )
UMusic ( And UAudio* ) files, now have proper IAudioPlayback and IAudioInput Interface enumeration.
simply having the unit in the uses clause will make it available.
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/trunk@506 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to '')
-rw-r--r-- | Game/Code/Classes/UAudio_FFMpeg.pas | 634 |
1 files changed, 634 insertions, 0 deletions
diff --git a/Game/Code/Classes/UAudio_FFMpeg.pas b/Game/Code/Classes/UAudio_FFMpeg.pas new file mode 100644 index 00000000..2a3c5cb5 --- /dev/null +++ b/Game/Code/Classes/UAudio_FFMpeg.pas @@ -0,0 +1,634 @@ +unit UAudio_FFMpeg; + +interface + +{$IFDEF FPC} + {$MODE Delphi} +{$ENDIF} + + +uses Classes, + {$IFDEF win32} + windows, + {$ENDIF} + Messages, + SysUtils, + {$IFNDEF FPC} + Forms, + {$ENDIF} + + bass, + ULog, + UMusic; + +implementation + +uses + {$IFDEF FPC} + lclintf, + {$ENDIF} + URecord, + UIni, + UMain, + UThemes; + +const + RecordSystem = 1; + +type + TMPModes = (mpNotReady, mpStopped, mpPlaying, mpRecording, mpSeeking, + mpPaused, mpOpen); + +const + ModeStr: array[TMPModes] of string = ('Not ready', 'Stopped', 'Playing', 'Recording', 'Seeking', 'Paused', 'Open'); + +type + TAudio_ffMpeg = class( TInterfacedObject, IAudioPlayback ) + private + BassStart: hStream; // Wait, I've replaced this with BASS + BassBack: hStream; // It has almost all features we need + BassSwoosh: hStream; + BassChange: hStream; // Almost? It aleady has them all :) + BassOption: hStream; + BassClick: hStream; + BassDrum: hStream; + BassHihat: hStream; + BassClap: hStream; + BassShuffle: hStream; + + //Custom Sounds + CustomSounds: array of TCustomSoundEntry; + Loaded: boolean; + Loop: boolean; + fHWND: THandle; + + public + Bass: hStream; + function GetName: String; + procedure InitializePlayback; + procedure InitializeRecord; + procedure SetVolume(Volume: integer); + procedure SetMusicVolume(Volume: integer); + procedure SetLoop(Enabled: boolean); + function Open(Name: string): boolean; // true if succeed + procedure Rewind; + procedure MoveTo(Time: real); + procedure Play; + procedure Pause; //Pause Mod + procedure Stop; + procedure Close; + function Finished: boolean; + function Length: real; + function Position: real; + procedure PlayStart; + procedure PlayBack; + procedure PlaySwoosh; + procedure PlayChange; + procedure PlayOption; + procedure PlayClick; + procedure PlayDrum; + procedure PlayHihat; + procedure PlayClap; + procedure PlayShuffle; + procedure StopShuffle; + procedure CaptureStart; + procedure CaptureStop; + procedure CaptureCard(RecordI, PlayerLeft, PlayerRight: byte); + procedure StopCard(Card: byte); + function LoadSoundFromFile(var hStream: hStream; Name: string): boolean; + + //Equalizer + function GetFFTData: TFFTData; + + //Custom Sounds + function LoadCustomSound(const Filename: String): Cardinal; + procedure PlayCustomSound(const Index: Cardinal ); +end; + +var + singleton_MusicFFMpeg : IAudioPlayback; + +function TAudio_ffMpeg.GetName: String; +begin + result := 'FFMpeg';
+end; + +procedure TAudio_ffMpeg.InitializePlayback; +var + Pet: integer; + S: integer; +begin + Log.BenchmarkStart(4); + Log.LogStatus('Initializing Playback Subsystem', 'Music Initialize'); + + Loaded := false; + Loop := false; + + {$ifdef win32} + // TODO : JB_Linux ... is this needed ? :) + fHWND := AllocateHWND( nil); // TODO : JB_lazarus - can we do something different here ?? lazarus didnt like this function + {$ENDIF} + + // TODO : jb_linux replace with something other than bass + if not BASS_Init(1, 44100, 0, fHWND, nil) then + begin + {$IFNDEF FPC} + // TODO : JB_linux find a way to do this nice.. + Application.MessageBox ('Could not initialize BASS', 'Error'); + {$ENDIF} + Exit; + end; + + Log.BenchmarkEnd(4); Log.LogBenchmark('--> Bass Init', 4); + + // config playing buffer +// BASS_SetConfig(BASS_CONFIG_UPDATEPERIOD, 10); +// BASS_SetConfig(BASS_CONFIG_BUFFER, 100); + + Log.LogStatus('Loading Sounds', 'Music Initialize'); + + Log.BenchmarkStart(4); + LoadSoundFromFile(BassStart, SoundPath + 'Common Start.mp3'); + LoadSoundFromFile(BassBack, SoundPath + 'Common Back.mp3'); + LoadSoundFromFile(BassSwoosh, SoundPath + 'menu swoosh.mp3'); + LoadSoundFromFile(BassChange, SoundPath + 'select music change music 50.mp3'); + LoadSoundFromFile(BassOption, SoundPath + 'option change col.mp3'); + LoadSoundFromFile(BassClick, SoundPath + 'rimshot022b.mp3'); + +// LoadSoundFromFile(BassDrum, SoundPath + 'bassdrumhard076b.mp3'); +// LoadSoundFromFile(BassHihat, SoundPath + 'hihatclosed068b.mp3'); +// LoadSoundFromFile(BassClap, SoundPath + 'claps050b.mp3'); + +// LoadSoundFromFile(BassShuffle, SoundPath + 'Shuffle.mp3'); + + Log.BenchmarkEnd(4); + Log.LogBenchmark('--> Loading Sounds', 4); +end; + +procedure TAudio_ffMpeg.InitializeRecord; +var + S: integer; + device: integer; + descr: string; + input: integer; + input2: integer; + flags: integer; + mic: array[0..15] of integer; + SC: integer; // soundcard + SCI: integer; // soundcard input +begin + if RecordSystem = 1 then begin + SetLength(Sound, 6 {max players});//Ini.Players+1); + for S := 0 to High(Sound) do begin //Ini.Players do begin + Sound[S] := TSound.Create; + Sound[S].Num := S; + Sound[S].BufferNew := TMemoryStream.Create; + SetLength(Sound[S].BufferLong, 1); + Sound[S].BufferLong[0] := TMemoryStream.Create; + Sound[S].n := 4*1024; + end; + + + // check for recording devices; + {device := 0; + descr := BASS_RecordGetDeviceDescription(device); + + SetLength(SoundCard, 0); + while (descr <> '') do begin + SC := High(SoundCard) + 1; + SetLength(SoundCard, SC+1); + + Log.LogAnalyze('Device #'+IntToStr(device)+': '+ descr); + SoundCard[SC].Description := Descr; + + // check for recording inputs + mic[device] := -1; // default to no change + input := 0; + BASS_RecordInit(device); + Log.LogAnalyze('Input #' + IntToStr(Input) + ': ' + BASS_RecordGetInputName(input)); + flags := BASS_RecordGetInput(input); + + SetLength(SoundCard[SC].Input, 0); + while (flags <> -1) do begin + SCI := High(SoundCard[SC].Input) + 1; + SetLength(SoundCard[SC].Input, SCI+1); + + Log.LogAnalyze('Input #' + IntToStr(Input) + ': ' + BASS_RecordGetInputName(input)); + SoundCard[SC].Input[SCI].Name := BASS_RecordGetInputName(Input); + + if (flags and BASS_INPUT_TYPE_MASK) = BASS_INPUT_TYPE_MIC then begin + mic[device] := input; // auto set microphone + end; + Inc(Input); + flags := BASS_RecordGetInput(input); + end; + + if mic[device] <> -1 then begin + Log.LogAnalyze('Found the mic at input ' + IntToStr(Mic[device])) + end else begin + Log.LogAnalyze('Mic not found'); + mic[device] := 0; // setting to the first one (for kxproject) + end; + SoundCard[SC].InputSeleceted := Mic[Device]; + + + BASS_RecordFree; + + inc(Device); + descr := BASS_RecordGetDeviceDescription(Device); + end; // while} + end; // if +end; + +procedure TAudio_ffMpeg.SetVolume(Volume: integer); +begin + //Old Sets Wave Volume + //BASS_SetVolume(Volume); + //New: Sets Volume only for this Application + + + // TODO : jb_linux replace with something other than bass + BASS_SetConfig(BASS_CONFIG_GVOL_SAMPLE, Volume); + BASS_SetConfig(BASS_CONFIG_GVOL_STREAM, Volume); + BASS_SetConfig(BASS_CONFIG_GVOL_MUSIC, Volume); +end; + +procedure TAudio_ffMpeg.SetMusicVolume(Volume: Integer); +begin + //Max Volume Prevention + if Volume > 100 then + Volume := 100; + + if Volume < 0 then + Volume := 0; + + + //Set Volume + // TODO : jb_linux replace with something other than bass + BASS_ChannelSetAttributes (Bass, -1, Volume, -101); +end; + +procedure TAudio_ffMpeg.SetLoop(Enabled: boolean); +begin + Loop := Enabled; +end; + +function TAudio_ffMpeg.Open(Name: string): boolean; +begin + Loaded := false; + if FileExists(Name) then + begin + // TODO : jb_linux replace with something other than bass + Bass := Bass_StreamCreateFile(false, pchar(Name), 0, 0, 0); + + Loaded := true; + //Set Max Volume + SetMusicVolume (100); + end; + + Result := Loaded; +end; + +procedure TAudio_ffMpeg.Rewind; +begin + if Loaded then begin + end; +end; + +procedure TAudio_ffMpeg.MoveTo(Time: real); +var + bytes: integer; +begin + // TODO : jb_linux replace with something other than bass + bytes := BASS_ChannelSeconds2Bytes(Bass, Time); + BASS_ChannelSetPosition(Bass, bytes); +end; + +procedure TAudio_ffMpeg.Play; +begin + // TODO : jb_linux replace with something other than bass + if Loaded then + begin + if Loop then + BASS_ChannelPlay(Bass, True); // start from beginning... actually bass itself does not loop, nor does this TAudio_ffMpeg Class + + BASS_ChannelPlay(Bass, False); // for setting position before playing + end; +end; + +procedure TAudio_ffMpeg.Pause; //Pause Mod +begin + // TODO : jb_linux replace with something other than bass + if Loaded then begin + BASS_ChannelPause(Bass); // Pauses Song + end; +end; + +procedure TAudio_ffMpeg.Stop; +begin + // TODO : jb_linux replace with something other than bass + Bass_ChannelStop(Bass); +end; + +procedure TAudio_ffMpeg.Close; +begin + // TODO : jb_linux replace with something other than bass + Bass_StreamFree(Bass); +end; + +function TAudio_ffMpeg.Length: real; +var + bytes: integer; +begin + Result := 60; + + // TODO : jb_linux replace with something other than bass + bytes := BASS_ChannelGetLength(Bass); + Result := BASS_ChannelBytes2Seconds(Bass, bytes); +end; + +function TAudio_ffMpeg.Position: real; +var + bytes: integer; +begin + Result := 0; + + // TODO : jb_linux replace with something other than bass + bytes := BASS_ChannelGetPosition(BASS); + Result := BASS_ChannelBytes2Seconds(BASS, bytes); +end; + +function TAudio_ffMpeg.Finished: boolean; +begin + Result := false; + + // TODO : jb_linux replace with something other than bass + if BASS_ChannelIsActive(BASS) = BASS_ACTIVE_STOPPED then + begin + Result := true; + end; +end; + +procedure TAudio_ffMpeg.PlayStart; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassStart, True); +end; + +procedure TAudio_ffMpeg.PlayBack; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassBack, True);// then +end; + +procedure TAudio_ffMpeg.PlaySwoosh; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassSwoosh, True); +end; + +procedure TAudio_ffMpeg.PlayChange; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassChange, True); +end; + +procedure TAudio_ffMpeg.PlayOption; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassOption, True); +end; + +procedure TAudio_ffMpeg.PlayClick; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassClick, True); +end; + +procedure TAudio_ffMpeg.PlayDrum; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassDrum, True); +end; + +procedure TAudio_ffMpeg.PlayHihat; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassHihat, True); +end; + +procedure TAudio_ffMpeg.PlayClap; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassClap, True); +end; + +procedure TAudio_ffMpeg.PlayShuffle; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelPlay(BassShuffle, True); +end; + +procedure TAudio_ffMpeg.StopShuffle; +begin + // TODO : jb_linux replace with something other than bass + BASS_ChannelStop(BassShuffle); +end; + +procedure TAudio_ffMpeg.CaptureStart; +var + S: integer; + SC: integer; + P1: integer; + P2: integer; +begin + for S := 0 to High(Sound) do + Sound[S].BufferLong[0].Clear; + + for SC := 0 to High(Ini.CardList) do begin + P1 := Ini.CardList[SC].ChannelL; + P2 := Ini.CardList[SC].ChannelR; + if P1 > PlayersPlay then P1 := 0; + if P2 > PlayersPlay then P2 := 0; + if (P1 > 0) or (P2 > 0) then + CaptureCard(SC, P1, P2); + end; +end; + +procedure TAudio_ffMpeg.CaptureStop; +var + SC: integer; + P1: integer; + P2: integer; +begin + + for SC := 0 to High(Ini.CardList) do begin + P1 := Ini.CardList[SC].ChannelL; + P2 := Ini.CardList[SC].ChannelR; + if P1 > PlayersPlay then P1 := 0; + if P2 > PlayersPlay then P2 := 0; + if (P1 > 0) or (P2 > 0) then StopCard(SC); + end; + +end; + +//procedure TAudio_ffMpeg.CaptureCard(RecordI, SoundNum, PlayerLeft, PlayerRight: byte); +procedure TAudio_ffMpeg.CaptureCard(RecordI, PlayerLeft, PlayerRight: byte); +var + Error: integer; + ErrorMsg: string; +begin + if not BASS_RecordInit(RecordI) then + begin + Error := BASS_ErrorGetCode; + + ErrorMsg := IntToStr(Error); + if Error = BASS_ERROR_DX then ErrorMsg := 'No DX5'; + if Error = BASS_ERROR_ALREADY then ErrorMsg := 'The device has already been initialized'; + if Error = BASS_ERROR_DEVICE then ErrorMsg := 'The device number specified is invalid'; + if Error = BASS_ERROR_DRIVER then ErrorMsg := 'There is no available device driver'; + + {Log.LogAnalyze('Error initializing record [' + IntToStr(RecordI) + ', ' + + IntToStr(PlayerLeft) + ', '+ IntToStr(PlayerRight) + ']: ' + + ErrorMsg);} + Log.LogError('Error initializing record [' + IntToStr(RecordI) + ', ' + + IntToStr(PlayerLeft) + ', '+ IntToStr(PlayerRight) + ']: ' + + ErrorMsg); + Log.LogError('Music -> CaptureCard: Error initializing record: ' + ErrorMsg); + + + end + else + begin + Recording.SoundCard[RecordI].BassRecordStream := BASS_RecordStart(44100, 2, MakeLong(0, 20) , @GetMicrophone, PlayerLeft + PlayerRight*256); + end; +end; + +procedure TAudio_ffMpeg.StopCard(Card: byte); +begin + // TODO : jb_linux replace with something other than bass + BASS_RecordSetDevice(Card); + BASS_RecordFree; +end; + +function TAudio_ffMpeg.LoadSoundFromFile(var hStream: hStream; Name: string): boolean; +var + L: Integer; +begin + if FileExists(Name) then + begin + Log.LogStatus('Loading Sound: "' + Name + '"', 'LoadSoundFromFile'); + try + // TODO : jb_linux replace with something other than bass + hStream := BASS_StreamCreateFile(False, pchar(Name), 0, 0, 0); + + //Add CustomSound + L := High(CustomSounds) + 1; + SetLength (CustomSounds, L + 1); + CustomSounds[L].Filename := Name; + CustomSounds[L].Handle := hStream; + except + Log.LogError('Failed to open using BASS', 'LoadSoundFromFile'); + end; + end + else + begin + Log.LogError('Sound not found: "' + Name + '"', 'LoadSoundFromFile'); + exit; + end; +end; + +//Equalizer +function TAudio_ffMpeg.GetFFTData: TFFTData; +var + Data: TFFTData; +begin + //Get Channel Data Mono and 256 Values + BASS_ChannelGetData(Bass, @Result, BASS_DATA_FFT512); +end; + +function TAudio_ffMpeg.LoadCustomSound(const Filename: String): Cardinal; +var + S: hStream; + I: Integer; + F: String; +begin + //Search for Sound in already loaded Sounds + F := UpperCase(SoundPath + FileName); + For I := 0 to High(CustomSounds) do + begin + if (UpperCase(CustomSounds[I].Filename) = F) then + begin + Result := I; + Exit; + end; + end; + + if LoadSoundFromFile(S, SoundPath + Filename) then + Result := High(CustomSounds) + else + Result := 0; +end; + +procedure TAudio_ffMpeg.PlayCustomSound(const Index: Cardinal ); +begin + if Index <= High(CustomSounds) then + BASS_ChannelPlay(CustomSounds[Index].Handle, True); +end; + + +{* + +Sorry guys... this is my mess :( +Im going to try and get ffmpeg to handle audio playback ( at least for linux ) +and Im going to implement it nicly along side BASS, in TAudio_ffMpeg ( where I can ) + +http://www.dranger.com/ffmpeg/ffmpeg.html +http://www.dranger.com/ffmpeg/ffmpegtutorial_all.html + +http://www.inb.uni-luebeck.de/~boehme/using_libavcodec.html + +*} +{* +function TAudio_ffMpeg.FFMPeg_StreamCreateFile(abool : boolean; aFileName : pchar ): THandle; +var + lFormatCtx : PAVFormatContext; +begin + +(* + if(SDL_OpenAudio(&wanted_spec, &spec) < 0) + begin + fprintf(stderr, "SDL_OpenAudio: %s\n", SDL_GetError()); + writeln( 'SDL_OpenAudio' ); + exit; + end; +*) + +(* + if ( av_open_input_file( lFormatCtx, aFileName, NULL, 0, NULL ) <> 0 ) + begin + writeln( 'Unable to open file '+ aFileName ); + exit; + end; + + // Retrieve stream information + if ( av_find_stream_info(pFormatCtx) < 0 ) + begin + writeln( 'Unable to Retrieve stream information' ); + exit; + end; +*) + +end; *} + +initialization + singleton_MusicFFMpeg := TAudio_ffMpeg.create(); + + writeln( 'UAudio_Bass - Register Playback' ); + AudioManager.add( IAudioPlayback( singleton_MusicFFMpeg ) ); + +finalization
+ AudioManager.Remove( IAudioPlayback( singleton_MusicFFMpeg ) );
+
+ +end. |