public void OnTapped()
{
switch (State)
{
case VideoPlayerState.Playing:
VideoPlayer.Pause();
State = VideoPlayerState.Paused;
break;
case VideoPlayerState.Paused:
case VideoPlayerState.Stopped:
case VideoPlayerState.NotStarted:
VideoPlayer.Play();
State = VideoPlayerState.Playing;
break;
case VideoPlayerState.Hidden:
break;
case VideoPlayerState.Unkown:
break;
default:
break;
}
}
private void configureButtonForState(VideoPlayerState state)
{
// make all true first
playButton.interactable = true;
pauseButton.interactable = true;
stopButton.interactable = true;
skipFowardButton.interactable = true;
skipBackwardButton.interactable = true;
// now enable some based on state
switch (state)
{
case VideoPlayerState.play:
playButton.interactable = false;
break;
case VideoPlayerState.pause:
pauseButton.interactable = false;
break;
default: // stop
pauseButton.interactable = false;
stopButton.interactable = false;
skipFowardButton.interactable = false;
skipBackwardButton.interactable = false;
break;
}
}
public override void onCreate(Bundle savedInstanceState)
{
base.onCreate(savedInstanceState);
ContentView = R.layout.video_player_layout;
setupViewElements();
mSmcLib = new Smc();
try
{
mSmcLib.initialize(BaseContext);
}
catch (SsdkUnsupportedException e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace); //TODO Handle exceptions.
}
Log.d("media control lib version", mSmcLib.VersionName);
// Prepares assets used by sample.
extractAssets();
// Restores saved state, after e.g. rotating.
if (savedInstanceState != null)
{
mState = new VideoPlayerState(savedInstanceState);
}
else
{
mState = new VideoPlayerState();
// Initializes state with built-in content.
File storageDir = new File(Environment.ExternalStorageDirectory, ASSETS_SUBDIR);
File video = new File(storageDir, VIDEO_FILE);
File subtitles = new File(storageDir, SUBTITLES_FILE);
// Gets media information (title, artist, cover)
MediaScannerConnection.scanFile(ApplicationContext, new string[] { video.AbsolutePath }, null, this);
Uri mediaUri = Uri.fromFile(video);
Uri subtitlesUri = Uri.fromFile(subtitles);
mState.mMediaUri = mediaUri;
mState.mSubtitlesUri = subtitlesUri;
mState.mTitle = "Sample album";
string path = mediaUri.Path;
if (path != null && path.LastIndexOf(".", StringComparison.Ordinal) != -1)
{
string ext = path.Substring(path.LastIndexOf(".", StringComparison.Ordinal) + 1);
mState.mMimeType = MimeTypeMap.Singleton.getMimeTypeFromExtension(ext);
}
}
}
public void OnTapped()
{
switch (State)
{
case VideoPlayerState.Playing:
InstructionManager.Instance.ActionLog.Add(new ActionLogEntry(InstructionManager.Instance.CurrentStepNumber, ActionType.VideoPaused, DateTime.Now));
VideoPlayer.Pause();
State = VideoPlayerState.Paused;
break;
case VideoPlayerState.Paused:
case VideoPlayerState.Stopped:
case VideoPlayerState.NotStarted:
if (State == VideoPlayerState.Paused)
{
InstructionManager.Instance.ActionLog.Add(new ActionLogEntry(InstructionManager.Instance.CurrentStepNumber, ActionType.VideoUnpaused, DateTime.Now));
}
if (State == VideoPlayerState.Stopped)
{
InstructionManager.Instance.ActionLog.Add(new ActionLogEntry(InstructionManager.Instance.CurrentStepNumber, ActionType.VideoRestarted, DateTime.Now));
}
if (State == VideoPlayerState.NotStarted)
{
InstructionManager.Instance.ActionLog.Add(new ActionLogEntry(InstructionManager.Instance.CurrentStepNumber, ActionType.VideoStarted, DateTime.Now));
}
VideoPlayer.Play();
State = VideoPlayerState.Playing;
break;
case VideoPlayerState.Hidden:
break;
case VideoPlayerState.Unkown:
break;
default:
break;
}
}
// GST polling thread function
void KeepPolling()
{
while (isrunning)
{
switch (playerState)
{
case VideoPlayerState.STOPPED:
break;
case VideoPlayerState.LOADING:
//get video width/height
int w = 0, h = 0;
//Query video information
Gst.Buffer buf = appSink.PullBuffer();
if (buf != null)
{
Console.WriteLine(buf.Caps.ToString());
//string format = buf.Caps[0].GetValue("format").Val.ToString();
//Console.WriteLine("format: " + format);
int.TryParse(buf.Caps[0].GetValue("width").Val.ToString(), out w);
int.TryParse(buf.Caps[0].GetValue("height").Val.ToString(), out h);
if (w * h != 0)
{
//Create decoded buffer
lock (lockFrameBuf)
{
width = w;
height = h;
bufferY = new byte[width * height];
bufferU = new byte[width * height / 4];
bufferV = new byte[width * height / 4];
IntPtr src = buf.Data;
Marshal.Copy(src, bufferY, 0, width * height);
src = new IntPtr(src.ToInt64() + width * height);
Marshal.Copy(src, bufferU, 0, width * height / 4);
src = new IntPtr(src.ToInt64() + width * height / 4);
Marshal.Copy(src, bufferV, 0, width * height / 4);
isFrameNew = true;
//Dispose handle to avoid memory leak
//gst_mini_object_unref(buf.Handle);
buf.Dispose();
}
Console.WriteLine("PLAYING");
playerState = VideoPlayerState.PLAYING;
continue;
}
}
break;
case VideoPlayerState.PLAYING:
Gst.Buffer buf2 = appSink.PullBuffer();
if (buf2 != null)
{
lock (lockFrameBuf){
//Update buffer
IntPtr src = buf2.Data;
Marshal.Copy(src, bufferY, 0, width * height);
src = new IntPtr(src.ToInt64() + width * height);
Marshal.Copy(src, bufferU, 0, width * height / 4);
src = new IntPtr(src.ToInt64() + width * height / 4);
Marshal.Copy(src, bufferV, 0, width * height / 4);
isFrameNew = true;
//gst_mini_object_unref(buf2.Handle);
//buf2.Dispose();
}
buf2.Dispose();
}
else
{
lock (lockFrameBuf)
{
//Clear buffer
bufferY = new byte[width * height];
bufferU = new byte[width * height / 4];
bufferV = new byte[width * height / 4];
}
playerState = VideoPlayerState.STOPPED;
Console.WriteLine("STOPPED");
}
break;
case VideoPlayerState.PAUSED:
//Do nothing
break;
default:
//Do nothing
break;
}
Thread.Sleep(10);
}
//Clean up
this.PlayerState = VideoPlayerState.STOPPED;
playBin.SetState(State.Null);
playBin.Dispose();
appSink.SetState(State.Null);
appSink.Dispose();
playBin = null;
appSink = null;
}
public void LoadVideo(string uri)
{
if (gstThread != null)
{
isrunning = false;
gstThread.Join();
gstThread = new Thread(new ThreadStart(KeepPolling));
}
if (playBin != null)
{
playerState = VideoPlayerState.STOPPED;
Console.WriteLine("STOPPED");
//Dispose playbin2 and appsink
playBin.SetState(State.Null);
playBin.Dispose();
appSink.SetState(State.Null);
appSink.Dispose();
//Create playbin2 and appsink
playBin = new PlayBin2();
appSink = ElementFactory.Make("appsink", "sink") as AppSink;
appSink.Caps = new Caps("video/x-raw-yuv", new object[] {});
//appSink.Caps = new Caps("video/x-raw-rgb", new object[] { "bpp", 24 });
appSink.Drop = true;
appSink.MaxBuffers = 8;
playBin.VideoSink = appSink;
}
else
{
//Create playbin2 and appsink
playBin = new PlayBin2();
appSink = ElementFactory.Make("appsink", "sink") as AppSink;
appSink.Caps = new Caps("video/x-raw-yuv", new object[] {});
//appSink.Caps = new Caps("video/x-raw-rgb", new object[] { "bpp", 24 });
appSink.Drop = true;
appSink.MaxBuffers = 8;
playBin.VideoSink = appSink;
}
//init variables
texturesOK = false;
width = 0;
height = 0;
//Set file uri
string validUri = uri;
if (!validUri.StartsWith("file://"))
{
validUri = "file://" + uri;
}
playBin.Uri = validUri;
StateChangeReturn sr = playBin.SetState(State.Playing);
Console.WriteLine(sr.ToString());
playerState = VideoPlayerState.LOADING;
Console.WriteLine("LOADING:" + validUri);
if (gstThread == null)
{
gstThread = new Thread(new ThreadStart(KeepPolling));
}
isrunning = true;
//Start polling thread...future thought, using async queue?
gstThread.Start();
return;
}
private void VideoPlayer_loopPointReached(VideoPlayer source)
{
State = VideoPlayerState.Stopped;
}
public override void onCreate(Bundle savedInstanceState)
{
base.onCreate(savedInstanceState);
ContentView = R.layout.video_player_layout;
setupViewElements();
mSmcLib = new Smc();
try
{
mSmcLib.initialize(BaseContext);
}
catch (SsdkUnsupportedException e)
{
Console.WriteLine(e.ToString());
Console.Write(e.StackTrace); //TODO Handle exceptions.
}
Log.d("media control lib version", mSmcLib.VersionName);
// Prepares assets used by sample.
extractAssets();
// Restores saved state, after e.g. rotating.
if (savedInstanceState != null)
{
mState = new VideoPlayerState(savedInstanceState);
}
else
{
mState = new VideoPlayerState();
// Initializes state with built-in content.
File storageDir = new File(Environment.ExternalStorageDirectory, ASSETS_SUBDIR);
File video = new File(storageDir, VIDEO_FILE);
File subtitles = new File(storageDir, SUBTITLES_FILE);
// Gets media information (title, artist, cover)
MediaScannerConnection.scanFile(ApplicationContext, new string[] {video.AbsolutePath}, null, this);
Uri mediaUri = Uri.fromFile(video);
Uri subtitlesUri = Uri.fromFile(subtitles);
mState.mMediaUri = mediaUri;
mState.mSubtitlesUri = subtitlesUri;
mState.mTitle = "Sample album";
string path = mediaUri.Path;
if (path != null && path.LastIndexOf(".", StringComparison.Ordinal) != -1)
{
string ext = path.Substring(path.LastIndexOf(".", StringComparison.Ordinal) + 1);
mState.mMimeType = MimeTypeMap.Singleton.getMimeTypeFromExtension(ext);
}
}
}
public void Init(VideoPlayerState state)
{
_playerState.CopyFrom(state);
}
/// <summary>
/// Loads the video. Setup playbin2 and start polling thread
/// </summary>
/// <param name='uri'>
/// video URI.
/// </param>
public void LoadVideo(string uri){
if (gstThread != null)
{
isrunning = false;
gstThread.Join();
gstThread = new Thread(new ThreadStart(KeepPolling));
}
if(playBin != null){
playerState = VideoPlayerState.STOPPED;
Console.WriteLine("STOPPED");
//Dispose playbin2 and appsink
playBin.SetState(State.Null);
playBin.Dispose();
appSink.SetState(State.Null);
appSink.Dispose();
//Create playbin2 and appsink
playBin = new PlayBin2();
appSink = ElementFactory.Make("appsink", "sink") as AppSink;
//appSink.Caps = new Caps("video/x-raw-yuv", new object[]{});
appSink.Caps = new Caps("video/x-raw-rgb", new object[] { "bpp", 24 });
appSink.Drop = true;
appSink.MaxBuffers = 1;
playBin.VideoSink = appSink;
}else{
//Create playbin2 and appsink
playBin = new PlayBin2();
appSink = ElementFactory.Make("appsink", "sink") as AppSink;
//appSink.Caps = new Caps("video/x-raw-yuv", new object[]{});
appSink.Caps = new Caps("video/x-raw-rgb", new object[] { "bpp", 24 });
appSink.Drop = true;
appSink.MaxBuffers = 1;
playBin.VideoSink = appSink;
}
//init variables
texturesOK = false;
width = 0;
height = 0;
//Set file uri
string validUri = uri;
if (!validUri.StartsWith("file://"))
{
validUri = "file://" + uri;
}
playBin.Uri = validUri;
StateChangeReturn sr = playBin.SetState(State.Playing);
Console.WriteLine(sr.ToString());
playerState = VideoPlayerState.LOADING;
Console.WriteLine("LOADING:" + validUri);
if (gstThread == null)
{
gstThread = new Thread(new ThreadStart(KeepPolling));
}
//Start polling thread...future thought, using async queue?
isrunning = true;
gstThread.Start();
return;
}
/// <summary>
/// Polling thread. Pull buffer data from GST thread.
/// </summary>
void KeepPolling(){
while(isrunning){
switch (playerState)
{
case VideoPlayerState.STOPPED:
break;
case VideoPlayerState.LOADING:
//get video width/height
int w = 0, h = 0;
//Query video information
Gst.Buffer buf = appSink.PullBuffer();
if(buf != null){
Console.WriteLine(buf.Caps.ToString());
//string format = buf.Caps[0].GetValue("format").Val.ToString();
//Console.WriteLine("format: " + format);
int.TryParse(buf.Caps[0].GetValue("width").Val.ToString(), out w);
int.TryParse(buf.Caps[0].GetValue("height").Val.ToString(), out h);
if (w * h != 0)
{
//Create decoded buffer
lock (lockFrameBuf)
{
width = w;
height = h;
buffer = new byte[width * height * 3];
Marshal.Copy(buf.Data, buffer, 0, width * height * 3);
isFrameNew = true;
//Dispose handle to avoid memory leak
//gst_mini_object_unref(buf.Handle);
buf.Dispose();
}
Console.WriteLine("PLAYING");
playerState = VideoPlayerState.PLAYING;
continue;
}
}
break;
case VideoPlayerState.PLAYING:
Gst.Buffer buf2 = appSink.PullBuffer();
if(buf2 != null){
lock(lockFrameBuf){
//Update buffer
Marshal.Copy(buf2.Data, buffer, 0, width * height * 3);
isFrameNew = true;
//gst_mini_object_unref(buf2.Handle);
//buf2.Dispose();
}
buf2.Dispose();
}else{
lock (lockFrameBuf)
{
//Clear buffer
buffer = new byte[width * height * 3];
}
playerState = VideoPlayerState.STOPPED;
Console.WriteLine("STOPPED");
}
break;
case VideoPlayerState.PAUSED:
//Do nothing
break;
default:
//Do nothing
break;
}
Thread.Sleep(10);
}
//Clean up
this.PlayerState = VideoPlayerState.STOPPED;
playBin.SetState(State.Null);
playBin.Dispose();
appSink.SetState(State.Null);
appSink.Dispose();
playBin = null;
appSink = null;
}
