| private mpg123_new ( string decoder, IntPtr error ) : IntPtr | ||
| decoder | string | |
| error | IntPtr | |
| Результат | IntPtr | |
public void StartImport(String mPath)
{
source = (AudioSource)gameObject.GetComponent(typeof(AudioSource));
if (source == null)
{
source = (AudioSource)gameObject.AddComponent <AudioSource>();
}
MPGImport.mpg123_init();
handle_mpg = MPGImport.mpg123_new(null, errPtr);
x = MPGImport.mpg123_open(handle_mpg, mPath);
MPGImport.mpg123_getformat(handle_mpg, out rate, out channels, out encoding);
intRate = rate.ToInt32();
intChannels = channels.ToInt32();
intEncoding = encoding.ToInt32();
MPGImport.mpg123_id3(handle_mpg, out id3v1, out id3v2);
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, intRate, intChannels, 208);
FrameSize = MPGImport.mpg123_outblock(handle_mpg);
byte[] Buffer = new byte[FrameSize];
lengthSamples = MPGImport.mpg123_length(handle_mpg);
myClip = AudioClip.Create("myClip", lengthSamples, intChannels, intRate, false, false);
int importIndex = 0;
while (0 == MPGImport.mpg123_read(handle_mpg, Buffer, FrameSize, out done))
{
float[] fArray;
fArray = ByteToFloat(Buffer);
myClip.SetData(fArray, (importIndex * fArray.Length) / 2);
importIndex++;
}
MPGImport.mpg123_close(handle_mpg);
print("done loading");
myClip.name = Path.GetFileName(mPath);
clips.Add(myClip);
}
public void MP3(string mPath)
{
if (mPath.Length != 0)
{
MPGImport.mpg123_init();
handle_mpg = MPGImport.mpg123_new(null, errPtr);
x = MPGImport.mpg123_open(handle_mpg, mPath);
MPGImport.mpg123_getformat(handle_mpg, out rate, out channels, out encoding);
intRate = rate.ToInt32();
intChannels = channels.ToInt32();
intEncoding = encoding.ToInt32();
MPGImport.mpg123_id3(handle_mpg, out id3v1, out id3v2);
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, intRate, intChannels, 208);
FrameSize = MPGImport.mpg123_outblock(handle_mpg);
byte[] Buffer = new byte[FrameSize];
lengthSamples = MPGImport.mpg123_length(handle_mpg);
myClip = AudioClip.Create(mPath, lengthSamples, intChannels, intRate, false, false);
int importIndex = 0;
while (0 == MPGImport.mpg123_read(handle_mpg, Buffer, FrameSize, out done))
{
float[] fArray;
fArray = ByteToFloat(Buffer);
myClip.SetData(fArray, (importIndex * fArray.Length) / 2);
importIndex++;
}
MPGImport.mpg123_close(handle_mpg);
audioSource.clip = myClip;
audioSource.loop = true;
audioSource.Play();
}
}
private const double const_1_div_2147483648_ = 1.0 / 2147483648.0; // 32 bit
#endregion
public static AudioClip StartImport(string path)
{
MPGImport.mpg123_init();
handle_mpg = MPGImport.mpg123_new(null, errPtr);
int x = MPGImport.mpg123_open(handle_mpg, path);
MPGImport.mpg123_getformat(handle_mpg, out rate, out channels, out encoding);
int intRate = rate.ToInt32();
int intChannels = channels.ToInt32();
int intEncoding = encoding.ToInt32();
MPGImport.mpg123_id3(handle_mpg, out id3v1, out id3v2);
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, intRate, intChannels, 208);
int FrameSize = MPGImport.mpg123_outblock(handle_mpg);
byte[] Buffer = new byte[FrameSize];
int lengthSamples = MPGImport.mpg123_length(handle_mpg);
AudioClip myClip = AudioClip.Create(Path.GetFileNameWithoutExtension(path), lengthSamples, intChannels, intRate, false, false);
int importIndex = 0;
while (0 == MPGImport.mpg123_read(handle_mpg, Buffer, FrameSize, out done))
{
float[] fArray;
fArray = ByteToFloat(Buffer);
myClip.SetData(fArray, (importIndex * fArray.Length) / 2);
importIndex++;
}
MPGImport.mpg123_close(handle_mpg);
return(myClip);
}
public TrackInfo GetTrackInfo(string path)
{
MPGImport.mpg123_init();
handle_mpg = MPGImport.mpg123_new(null, errPtr);
x = MPGImport.mpg123_open(handle_mpg, path);
MPGImport.mpg123_getformat(handle_mpg, out rate, out channels, out encoding);
intRate = rate.ToInt32();
intChannels = channels.ToInt32();
intEncoding = encoding.ToInt32();
MPGImport.mpg123_id3(handle_mpg, out id3v1, out id3v2);
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, intRate, intChannels, 208);
if (id3v1 != IntPtr.Zero)
{
MPGImport.mpg123_id3v1 v1 = (MPGImport.mpg123_id3v1)Marshal.PtrToStructure(id3v1, typeof(MPGImport.mpg123_id3v1));
return(new TrackInfo
{
Album = new String(v1.album), // "Runnin' Wild"
Artist = new String(v1.artist), // "Airbourne"
Title = new String(v1.title), // "Stand Up For Rock N Roll"
Year = new String(v1.year), // "2007"
Genre = (v1.genre < GenreText.Length ? GenreText[v1.genre] : string.Empty), // "Rock"
Comment = new String(v1.comment), // "Comment"
Tag = new String(v1.tag), // "Comment"
Rate = intRate,
Channels = intChannels,
Encoding = intEncoding
});
}
MPGImport.mpg123_close(handle_mpg);
// TODO: ID3v2 support is more complex.
return(new TrackInfo());
}
static void Main(string[] args)
{
if (args.Length != 1)
{
Console.WriteLine("Please pass in a mp3 file");
}
if (SDL.SDL_Init(SDL.SDL_INIT_EVERYTHING) < 0)
{
Console.WriteLine(SDL.SDL_GetError());
Environment.Exit(1);
}
if (SDL_mixer.Mix_Init(SDL_mixer.MIX_InitFlags.MIX_INIT_MP3) < 0)
{
Console.WriteLine(SDL.SDL_GetError());
Environment.Exit(1);
}
IntPtr window = SDL.SDL_CreateWindow("Yay", SDL.SDL_WINDOWPOS_CENTERED, SDL.SDL_WINDOWPOS_CENTERED, 1024, 600, SDL.SDL_WindowFlags.SDL_WINDOW_SHOWN);
if (window == IntPtr.Zero)
{
Console.WriteLine(SDL.SDL_GetError());
Console.WriteLine("Sad: Window");
Environment.Exit(1);
}
IntPtr renderer = SDL.SDL_CreateRenderer(window, -1, SDL.SDL_RendererFlags.SDL_RENDERER_ACCELERATED | SDL.SDL_RendererFlags.SDL_RENDERER_PRESENTVSYNC);
if (renderer == IntPtr.Zero)
{
Console.WriteLine(SDL.SDL_GetError());
Console.WriteLine("Sad: Renderer");
Environment.Exit(1);
}
if (SDL_mixer.Mix_OpenAudio(44100, SDL_mixer.MIX_DEFAULT_FORMAT, 2, 2048) < 0)
{
Console.WriteLine(SDL.SDL_GetError());
Console.WriteLine("Sad: Mixer");
Environment.Exit(1);
}
bool mp3Done = false;
IntPtr joy = SDL_mixer.Mix_LoadMUS(args[0]);
if (joy == IntPtr.Zero)
{
Console.WriteLine(SDL.SDL_GetError());
Console.WriteLine("Sad: Mix_LoadMUS");
Environment.Exit(1);
}
MPGImport.mpg123_init();
Int32 err = 0;
GCHandle handleErr = GCHandle.Alloc(err, GCHandleType.Pinned);
IntPtr ptrErr = GCHandle.ToIntPtr(handleErr);
IntPtr handle_mpg = MPGImport.mpg123_new(null, ptrErr);
int x = MPGImport.mpg123_open(handle_mpg, args[0]);
handleErr.Free();
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, 44100, 2, (int)MPGImport.mpg123_enc_enum.MPG123_ENC_SIGNED_16);
int FrameSize = MPGImport.mpg123_outblock(handle_mpg);
byte[] Buffer = new byte[FrameSize];
int lengthSamples = MPGImport.mpg123_length(handle_mpg);
if (SDL_mixer.Mix_PlayMusic(joy, 0) < 0)
{
Console.WriteLine(SDL.SDL_GetError());
Console.WriteLine("Sad: Mix_PlayMusic");
Environment.Exit(1);
}
object fun = new object();
List <Int16> LeftChannels = new List <Int16>();
List <Int16> RightChannels = new List <Int16>();
SDL_mixer.Mix_HookMusic((uData, stream, len) => {
byte[] mixData = new byte[len];
byte[] managedStream = new byte[len];
Marshal.Copy(stream, managedStream, 0, len);
IntPtr done = IntPtr.Zero;
if (MPGImport.mpg123_read(handle_mpg, managedStream, len, out done) is int hello)
{
if (hello == -12)
{
mp3Done = true;
}
else if (hello == 0)
{
// foreach (var b in managedStream.Select((value, idx) => (value, idx)).Where((value, idx) => idx % 4 == 0)) {
Int16 leftChannel;
Int16 rightChannel;
byte[] datum = new byte[2];
datum[0] = managedStream[0];
datum[1] = managedStream[1];
leftChannel = BitConverter.ToInt16(datum, 0);
datum[0] = managedStream[2];
datum[1] = managedStream[3];
rightChannel = BitConverter.ToInt16(datum, 0);
leftChannel = (Int16)Math.Sqrt(leftChannel);
rightChannel = (Int16)Math.Sqrt(rightChannel);
lock (fun) {
LeftChannels.Add(leftChannel);
RightChannels.Add(rightChannel);
}
// }
}
}
Marshal.Copy(managedStream, 0, stream, len);
}, IntPtr.Zero);
SDL.SDL_Event e;
bool quit = false;
while (!quit)
{
while (SDL.SDL_WaitEventTimeout(out e, 10) != 0)
{
switch (e.type)
{
case SDL.SDL_EventType.SDL_KEYDOWN:
switch (e.key.keysym.sym)
{
case SDL.SDL_Keycode.SDLK_ESCAPE:
quit = true;
break;
}
break;
case SDL.SDL_EventType.SDL_QUIT:
quit = true;
break;
}
}
if (mp3Done)
{
quit = true;
}
else
{
SDL.SDL_RenderClear(renderer);
SDL.SDL_SetRenderDrawColor(renderer, 218, 112, 214, 255);
// 40 is perfect.. ;)
lock (fun) {
foreach (var channel in LeftChannels.Select((value, idx) => (value, idx)))
{
if (channel.idx > 40)
{
continue;
}
SDL.SDL_Rect rect = new SDL.SDL_Rect()
{
x = channel.idx * 20,
y = 300,
w = 15,
h = -channel.value
};
SDL.SDL_RenderDrawRect(renderer, ref rect);
}
if (LeftChannels.Count > 40)
{
LeftChannels.RemoveAt(0);
}
foreach (var channel in RightChannels.Select((value, idx) => (value, idx)))
{
if (channel.idx > 40)
{
continue;
}
SDL.SDL_Rect rect = new SDL.SDL_Rect()
{
x = channel.idx * 20,
y = 315,
w = 15,
h = channel.value
};
SDL.SDL_RenderDrawRect(renderer, ref rect);
}
if (RightChannels.Count > 40)
{
RightChannels.RemoveAt(0);
}
}
SDL.SDL_Rect r = new SDL.SDL_Rect()
{
x = 0,
y = 300,
w = 1024,
h = 10
};
// SDL.SDL_RenderClear(renderer);
// SDL.SDL_SetRenderDrawColor(renderer, 218, 112, 214, 255);
SDL.SDL_RenderDrawRect(renderer, ref r);
SDL.SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
SDL.SDL_RenderPresent(renderer);
}
}
SDL_mixer.Mix_FreeMusic(joy);
SDL.SDL_Quit();
}
public AudioClip StartImport(string mPath)
{
MPGImport.mpg123_init();
handle_mpg = MPGImport.mpg123_new(null, errPtr);
try
{
x = MPGImport.mpg123_open(handle_mpg, mPath);
MPGImport.mpg123_getformat(handle_mpg, out rate, out channels, out encoding);
intRate = rate.ToInt32();
intChannels = channels.ToInt32();
intEncoding = encoding.ToInt32();
MPGImport.mpg123_id3(handle_mpg, out id3v1, out id3v2);
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, intRate, intChannels, 208);
string title;
if (id3v1 != IntPtr.Zero)
{
Debug.Log("Getting ID3 info");
MPGImport.mpg123_id3v1 v1 = (MPGImport.mpg123_id3v1)Marshal.PtrToStructure(id3v1, typeof(MPGImport.mpg123_id3v1));
title = new String(v1.title);
}
else
{
title = Path.GetFileNameWithoutExtension(mPath);
}
FrameSize = MPGImport.mpg123_outblock(handle_mpg);
byte[] Buffer = new byte[FrameSize];
lengthSamples = MPGImport.mpg123_length(handle_mpg);
Debug.Log("Creating audio clip");
myClip = AudioClip.Create(title, lengthSamples, intChannels, intRate, false);
int importIndex = 0;
while (0 == MPGImport.mpg123_read(handle_mpg, Buffer, FrameSize, out done))
{
float[] fArray;
fArray = ByteToFloat(Buffer);
float offset = (importIndex * fArray.Length) / 2;
if (offset > lengthSamples)
{
Debug.LogWarning("[STED] MP3 file " + mPath + " is of an unexpected length and was truncated.");
break; // File was reported as shorter than it is. Salvage what we have and return.
}
myClip.SetData(fArray, (int)offset);
importIndex++;
}
}
catch (Exception ex)
{
// Attempt to dump any used memory before continuing.
// TODO: Still holds onto memory when repeatedy failing.
myClip.UnloadAudioData();
myClip = null;
throw ex;
}
finally
{
MPGImport.mpg123_close(handle_mpg);
}
return(myClip);
}
IEnumerator ShowLoadDialogCoroutine()
{
// Show a load file dialog and wait for a response from user
// Load file/folder: file, Initial path: default (Documents), Title: "Load File", submit button text: "Load"
yield return(FileBrowser.WaitForLoadDialog(false, null, "Load File", "Load"));
// Dialog is closed
// Print whether a file is chosen (FileBrowser.Success)
// and the path to the selected file (FileBrowser.Result) (null, if FileBrowser.Success is false)
Debug.Log(FileBrowser.Success + " " + FileBrowser.Result);
if (FileBrowser.Success)
{
// If a file was chosen, read its bytes via FileBrowserHelpers
// Contrary to File.ReadAllBytes, this function works on Android 10+, as well
mPath = FileBrowser.Result;
Debug.Log(mPath);
if (mPath.Length != 0)
{
Image o = Instantiate(prefab, transform);
Debug.Log(mPath);
//audioSource = (AudioSource)gameObject.GetComponent(typeof(AudioSource));
//if (audioSource == null) audioSource = (AudioSource)gameObject.AddComponent<AudioSource>();
MPGImport.mpg123_init();
handle_mpg = MPGImport.mpg123_new(null, errPtr);
x = MPGImport.mpg123_open(handle_mpg, mPath);
MPGImport.mpg123_getformat(handle_mpg, out rate, out channels, out encoding);
intRate = rate.ToInt32();
intChannels = channels.ToInt32();
intEncoding = encoding.ToInt32();
MPGImport.mpg123_id3(handle_mpg, out id3v1, out id3v2);
MPGImport.mpg123_format_none(handle_mpg);
MPGImport.mpg123_format(handle_mpg, intRate, intChannels, 208);
FrameSize = MPGImport.mpg123_outblock(handle_mpg);
byte[] Buffer = new byte[FrameSize];
lengthSamples = MPGImport.mpg123_length(handle_mpg);
myClip = AudioClip.Create(mPath, lengthSamples, intChannels, intRate, false, false);
int importIndex = 0;
while (0 == MPGImport.mpg123_read(handle_mpg, Buffer, FrameSize, out done))
{
float[] fArray;
fArray = ByteToFloat(Buffer);
myClip.SetData(fArray, (importIndex * fArray.Length) / 2);
importIndex++;
}
MPGImport.mpg123_close(handle_mpg);
audioSource.clip = myClip;
audioSource.loop = true;
//audioSource.Play();
}
}
}