public void Render()
{
if (_player == null)
{
return;
}
lock (_subtitleLock)
{
if (_clearOnNextRender)
{
//Log.Debug("SubtitleRenderer: clearOnNextRender");
_clearOnNextRender = false;
if (_subTexture != null)
{
_subTexture.SafeDispose();
}
_subTexture = null;
_currentSubtitle = null;
}
if (_renderSubtitles == false)
{
return;
}
// ugly temp!
bool timeForNext = false;
if (_subtitles.Count > 0)
{
Subtitle next = _subtitles.First.Value;
if (next.presentTime <= _player.StreamPosition)
{
timeForNext = true;
}
}
_posOnLastRender = _player.StreamPosition;
// Check for subtitle if we dont have one currently or if the current one is beyond its timeout
if (_currentSubtitle == null ||
_currentSubtitle.presentTime + _currentSubtitle.timeOut <= _player.StreamPosition ||
timeForNext)
{
//Log.Debug("-Current position: ");
if (_currentSubtitle != null && !timeForNext)
{
//Log.Debug("-Current subtitle : " + currentSubtitle.ToString() + " time out expired");
_currentSubtitle = null;
}
if (timeForNext)
{
//if (currentSubtitle != null) Log.Debug("-Current subtitle : " + currentSubtitle.ToString() + " TIME FOR NEXT!");
}
Subtitle next = null;
while (_subtitles.Count > 0)
{
next = _subtitles.First.Value;
//Log.Debug("-next from queue: " + next.ToString());
// if the next should be displayed now or previously
if (next.presentTime <= _player.StreamPosition)
{
// remove from queue
_subtitles.RemoveFirst();
// if it is not too late for this sub to be displayed, break
// otherwise continue
if (next.presentTime + next.timeOut >= _player.StreamPosition)
{
_currentSubtitle = next;
break;
}
}
// next wants to be displayed in the future so break
else
{
//Log.Debug("-next is in the future");
break;
}
}
// if currentSubtitle is non-null we have a new subtitle
if (_currentSubtitle != null)
{
SetSubtitle(_currentSubtitle);
}
else
{
return;
}
}
VertexFormats vertexFormat = GUIGraphicsContext.DX9Device.VertexFormat;
try
{
int wx = 0, wy = 0, wwidth = 0, wheight = 0;
float rationW = 1, rationH = 1;
Rectangle src, dst;
if (VMR9Util.g_vmr9 != null)
{
VMR9Util.g_vmr9.GetVideoWindows(out src, out dst);
rationH = dst.Height/(float) _currentSubtitle.screenHeight;
// Get the location to render the subtitle to for blu-ray
if (_currentSubtitle.horizontalPosition != 0)
{
rationW = dst.Width/(float) _currentSubtitle.screenWidth;
wx = dst.X + (int) (rationW*(float) _currentSubtitle.horizontalPosition);
}
else
{
rationW = rationH;
wx = dst.X + (int) ((dst.Width - _currentSubtitle.width*rationW)/2);
}
wy = dst.Y + (int) (rationH*_currentSubtitle.firstScanLine);
wwidth = (int) (_currentSubtitle.width*rationW);
wheight = (int) (_currentSubtitle.height*rationH);
// make sure the vertex buffer is ready and correct for the coordinates
CreateVertexBuffer(wx, wy, wwidth, wheight);
}
// Log.Debug("Subtitle render target: wx = {0} wy = {1} ww = {2} wh = {3}", wx, wy, wwidth, wheight);
// enable alpha blending so that the subtitle is rendered with transparent background
DXNative.FontEngineSetRenderState((int)D3DRENDERSTATETYPE.D3DRS_ALPHABLENDENABLE, 1);
// Make sure D3D objects haven't been disposed for some reason. This would cause
// an access violation on native side, causing Skin Engine to halt rendering
if (_subTexture != null && (!_subTexture.Disposed && !_vertexBuffer.Disposed))
{
GUIGraphicsContext.DX9Device.SetStreamSource(0, _vertexBuffer, 0);
GUIGraphicsContext.DX9Device.SetTexture(0, _subTexture);
GUIGraphicsContext.DX9Device.VertexFormat = CustomVertex.TransformedTextured.Format;
GUIGraphicsContext.DX9Device.DrawPrimitives(PrimitiveType.TriangleStrip, 0, 2);
}
else
{
Log.Debug("Subtitle renderer: D3D resource was disposed! Not trying to render the texture");
}
}
catch (Exception e)
{
Log.Error(e);
}
try
{
// Restore device settings
GUIGraphicsContext.DX9Device.SetTexture(0, null);
GUIGraphicsContext.DX9Device.VertexFormat = vertexFormat;
}
catch (Exception e)
{
Log.Error(e);
}
} // end of lock (subtitle)
}
public void OnTextSubtitle(ref TEXT_SUBTITLE sub)
{
try
{
if (sub.page == _activeSubPage)
{
Log.Debug("Page: " + sub.page);
Log.Debug("Character table: " + sub.encoding);
Log.Debug("Timeout: " + sub.timeOut);
Log.Debug("Timestamp: " + sub.timeStamp);
Log.Debug("Language: " + sub.language);
String content = sub.text;
if (content == null)
{
Log.Error("OnTextSubtitle: sub.txt == null!");
return;
}
Log.Debug("Content: ");
if (content.Trim().Length > 0) // debug log subtitles
{
StringTokenizer st = new StringTokenizer(content, new char[] {'\n'});
while (st.HasMore)
{
Log.Debug(st.NextToken());
}
}
else
{
Log.Debug("Page: <BLANK PAGE>");
}
}
}
catch (Exception e)
{
Log.Error("Problem with TEXT_SUBTITLE");
Log.Error(e);
}
try
{
// if we dont need the subtitle
if (!_renderSubtitles || _useBitmap || (_activeSubPage != sub.page))
{
//
//chemelli: too much logging. You can check if logs have:
// Log.Debug("Page: " + sub.page); or Log.Debug("Page: <BLANK PAGE>");
// and
// Log.Debug("Text subtitle (page {0}) ACCEPTED: [...]
// to know the evaluation of this if block
//
//Log.Debug("Text subtitle (page {0}) discarded: useBitmap is {1} and activeSubPage is {2}", sub.page, useBitmap,
// activeSubPage);
return;
}
Log.Debug("Text subtitle (page {0}) ACCEPTED: useBitmap is {1} and activeSubPage is {2}", sub.page, _useBitmap,
_activeSubPage);
Subtitle subtitle = new Subtitle();
// TODO - RenderText should directly draw to a D3D texture
subtitle.subBitmap = RenderText(sub.lc);
subtitle.timeOut = sub.timeOut;
subtitle.presentTime = sub.timeStamp / 90000.0f + _startPos;
subtitle.height = 576;
subtitle.width = 720;
subtitle.screenHeight = 576;
subtitle.screenWidth = 720;
subtitle.firstScanLine = 0;
subtitle.horizontalPosition = 0;
Texture texture = null;
try
{
// allocate new texture
texture = new Texture(GUIGraphicsContext.DX9Device, subtitle.subBitmap.Width,
subtitle.subBitmap.Height, 1, Usage.Dynamic, Format.A8R8G8B8, Pool.Default);
int pitch;
using (GraphicsStream a = texture.LockRectangle(0, LockFlags.Discard, out pitch))
{
BitmapData bd = subtitle.subBitmap.LockBits(new Rectangle(0, 0, subtitle.subBitmap.Width,
subtitle.subBitmap.Height), ImageLockMode.ReadOnly,
PixelFormat.Format32bppArgb);
// Quick copy of content
unsafe
{
byte* to = (byte*)a.InternalDataPointer;
byte* from = (byte*)bd.Scan0.ToPointer();
for (int y = 0; y < bd.Height; ++y)
{
for (int x = 0; x < bd.Width * 4; ++x)
{
to[pitch * y + x] = from[y * bd.Stride + x];
}
}
}
texture.UnlockRectangle(0);
subtitle.subBitmap.UnlockBits(bd);
subtitle.subBitmap.SafeDispose();
subtitle.subBitmap = null;
subtitle.texture = texture;
a.Close();
}
}
catch (Exception e)
{
Log.Debug("SubtitleRenderer: Failed to create subtitle surface!");
Log.Error(e);
return;
}
AddSubtitle(subtitle);
}
catch (Exception e)
{
Log.Error("Problem processing text subtitle");
Log.Error(e);
}
}
private void SetSubtitle(Subtitle subtitle)
{
try
{
lock (_subtitleLock)
{
Log.Debug("SubtitleRenderer: SetSubtitle : " + subtitle.ToString());
// dispose of old subtitle
_subTexture.SafeDispose();
_subTexture = null;
// set new subtitle
if (subtitle != null)
{
_subTexture = subtitle.texture;
_currentSubtitle = subtitle;
_currentSubtitle.subBitmap.SafeDispose();
_currentSubtitle.subBitmap = null;
}
}
}
catch (Exception e)
{
Log.Error("SubtitleRenderer: SetSubtitle exception: {0} {1}", e.Message, e.StackTrace);
}
}
/// <summary>
/// Callback from subtitle filter, alerting us that a new subtitle is available
/// It receives the new subtitle as the argument sub, which data is only valid
/// for the duration of OnSubtitle.
/// </summary>
/// <returns></returns>
public int OnSubtitle(ref NATIVE_SUBTITLE sub)
{
if (!_useBitmap || !_renderSubtitles)
{
return 0;
// TODO: Might be good to let this cache and then check in Render method because bitmap subs arrive a while before display
}
Log.Debug("OnSubtitle - stream position " + _player.StreamPosition);
lock (_alert)
{
try
{
Log.Debug("SubtitleRenderer: Bitmap: bpp=" + sub.bmBitsPixel + " planes " + sub.bmPlanes + " dim = " +
sub.bmWidth + " x " + sub.bmHeight + " stride : " + sub.bmWidthBytes);
Log.Debug("SubtitleRenderer: to = " + sub.timeOut + " ts=" + sub.timeStamp + " fsl=" + sub.firstScanLine +
" h pos=" + sub.horizontalPosition + " (startPos = " + _startPos + ")");
Subtitle subtitle = new Subtitle();
subtitle.subBitmap = new Bitmap(sub.bmWidth, sub.bmHeight, PixelFormat.Format32bppArgb);
subtitle.timeOut = sub.timeOut;
subtitle.presentTime = ((double)sub.timeStamp / 1000.0f) + _startPos; // compute present time in SECONDS
subtitle.height = (uint)sub.bmHeight;
subtitle.width = (uint)sub.bmWidth;
subtitle.screenHeight = (uint)sub.screenHeight;
subtitle.screenWidth = (uint)sub.screenWidth;
subtitle.firstScanLine = sub.firstScanLine;
subtitle.horizontalPosition = sub.horizontalPosition;
subtitle.id = _subCounter++;
//Log.Debug("Received Subtitle : " + subtitle.ToString());
Texture texture = null;
try
{
// allocate new texture
texture = new Texture(GUIGraphicsContext.DX9Device, (int)subtitle.width, (int)subtitle.height, 1,
Usage.Dynamic,
Format.A8R8G8B8, GUIGraphicsContext.GetTexturePoolType());
if (texture == null)
{
Log.Debug("OnSubtitle: Failed to create new texture!");
return 0;
}
int pitch;
using (GraphicsStream a = texture.LockRectangle(0, LockFlags.Discard, out pitch))
{
// Quick copy of content
unsafe
{
byte* to = (byte*)a.InternalDataPointer;
byte* from = (byte*)sub.bmBits;
for (int y = 0; y < sub.bmHeight; ++y)
{
for (int x = 0; x < sub.bmWidth * 4; ++x)
{
to[pitch * y + x] = from[y * sub.bmWidthBytes + x];
}
}
}
a.Close();
}
texture.UnlockRectangle(0);
subtitle.texture = texture;
}
catch (Exception)
{
Log.Debug("OnSubtitle: Failed to copy bitmap data!");
return 0;
}
AddSubtitle(subtitle);
}
catch (Exception e)
{
Log.Error(e);
}
}
return 0;
}
private void AddSubtitle(Subtitle sub)
{
lock (_subtitleLock)
{
while (_subtitles.Count >= MAX_SUBTITLES_IN_QUEUE)
{
Log.Debug("SubtitleRenderer: Subtitle queue too big, discarding first element");
_subtitles.First.Value.SafeDispose();
_subtitles.RemoveFirst();
}
_subtitles.AddLast(sub);
Log.Debug("SubtitleRenderer: Subtitle added, now have " + _subtitles.Count + " subtitles in cache");
}
}
public void Render()
{
if (_player == null)
{
return;
}
lock (_subtitleLock)
{
if (_clearOnNextRender)
{
//Log.Debug("SubtitleRenderer: clearOnNextRender");
_clearOnNextRender = false;
if (_subTexture != null)
{
_subTexture.SafeDispose();
}
_subTexture = null;
_currentSubtitle = null;
}
if (_renderSubtitles == false)
{
return;
}
// ugly temp!
bool timeForNext = false;
if (_subtitles.Count > 0)
{
Subtitle next = _subtitles.First.Value;
if (next.presentTime <= _player.StreamPosition)
{
timeForNext = true;
}
}
_posOnLastRender = _player.StreamPosition;
// Check for subtitle if we dont have one currently or if the current one is beyond its timeout
if (_currentSubtitle == null ||
_currentSubtitle.presentTime + _currentSubtitle.timeOut <= _player.StreamPosition ||
timeForNext)
{
//Log.Debug("-Current position: ");
if (_currentSubtitle != null && !timeForNext)
{
//Log.Debug("-Current subtitle : " + currentSubtitle.ToString() + " time out expired");
_currentSubtitle = null;
}
if (timeForNext)
{
//if (currentSubtitle != null) Log.Debug("-Current subtitle : " + currentSubtitle.ToString() + " TIME FOR NEXT!");
}
Subtitle next = null;
while (_subtitles.Count > 0)
{
next = _subtitles.First.Value;
//Log.Debug("-next from queue: " + next.ToString());
// if the next should be displayed now or previously
if (next.presentTime <= _player.StreamPosition)
{
// remove from queue
_subtitles.RemoveFirst();
// if it is not too late for this sub to be displayed, break
// otherwise continue
if (next.presentTime + next.timeOut >= _player.StreamPosition)
{
_currentSubtitle = next;
break;
}
}
// next wants to be displayed in the future so break
else
{
//Log.Debug("-next is in the future");
break;
}
}
// if currentSubtitle is non-null we have a new subtitle
if (_currentSubtitle != null)
{
SetSubtitle(_currentSubtitle);
}
else
{
return;
}
}
//bool alphaTest = false;
bool alphaBlend = false;
VertexFormats vertexFormat = CustomVertex.TransformedColoredTextured.Format;
try
{
// store current settings so they can be restored when we are done
alphaBlend = GUIGraphicsContext.DX9Device.GetRenderStateBoolean(RenderStates.AlphaBlendEnable);
vertexFormat = GUIGraphicsContext.DX9Device.VertexFormat;
int wx = 0, wy = 0, wwidth = 0, wheight = 0;
float rationW = 1, rationH = 1;
if (GUIGraphicsContext.IsFullScreenVideo)
{
rationH = GUIGraphicsContext.Height / (float)_currentSubtitle.screenHeight;
rationW = rationH;
// Get the location to render the subtitle to
wx = GUIGraphicsContext.OverScanLeft +
(int)(((float)(GUIGraphicsContext.Width - _currentSubtitle.width * rationW)) / 2);
wy = GUIGraphicsContext.OverScanTop + (int)(rationH * (float)_currentSubtitle.firstScanLine);
}
else // Video overlay
{
rationH = GUIGraphicsContext.VideoWindow.Height / (float)_currentSubtitle.screenHeight;
rationW = rationH;
wx = GUIGraphicsContext.VideoWindow.Right - (GUIGraphicsContext.VideoWindow.Width / 2) -
(int)(((float)_currentSubtitle.width * rationW) / 2);
wy = GUIGraphicsContext.VideoWindow.Top + (int)(rationH * (float)_currentSubtitle.firstScanLine);
}
wwidth = (int)((float)_currentSubtitle.width * rationW);
wheight = (int)((float)_currentSubtitle.height * rationH);
// make sure the vertex buffer is ready and correct for the coordinates
CreateVertexBuffer(wx, wy, wwidth, wheight);
// Log.Debug("Subtitle render target: wx = {0} wy = {1} ww = {2} wh = {3}", wx, wy, wwidth, wheight);
// enable alpha blending so that the subtitle is rendered with transparent background
FontEngineSetAlphaBlend(1); //TRUE
// Make sure D3D objects haven't been disposed for some reason. This would cause
// an access violation on native side, causing Skin Engine to halt rendering
if (!_subTexture.Disposed && !_vertexBuffer.Disposed)
{
GUIGraphicsContext.DX9Device.SetStreamSource(0, _vertexBuffer, 0);
GUIGraphicsContext.DX9Device.SetTexture(0, _subTexture);
GUIGraphicsContext.DX9Device.VertexFormat = CustomVertex.TransformedTextured.Format;
GUIGraphicsContext.DX9Device.DrawPrimitives(PrimitiveType.TriangleStrip, 0, 2);
}
else
{
Log.Debug("Subtitle renderer: D3D resource was disposed! Not trying to render the texture");
}
}
catch (Exception e)
{
Log.Error(e);
}
try
{
// Restore device settings
GUIGraphicsContext.DX9Device.SetTexture(0, null);
GUIGraphicsContext.DX9Device.VertexFormat = vertexFormat;
}
catch (Exception e)
{
Log.Error(e);
}
} // end of lock (subtitle)
}
public void OnTextSubtitle(ref TEXT_SUBTITLE sub)
{
try
{
if (sub.page == _activeSubPage)
{
Log.Debug("Page: " + sub.page);
Log.Debug("Character table: " + sub.encoding);
Log.Debug("Timeout: " + sub.timeOut);
Log.Debug("Timestamp: " + sub.timeStamp);
Log.Debug("Language: " + sub.language);
String content = sub.text;
if (content == null)
{
Log.Error("OnTextSubtitle: sub.txt == null!");
return;
}
Log.Debug("Content: ");
if (content.Trim().Length > 0) // debug log subtitles
{
StringTokenizer st = new StringTokenizer(content, new char[] {'\n'});
while (st.HasMore)
{
Log.Debug(st.NextToken());
}
}
else
{
Log.Debug("Page: <BLANK PAGE>");
}
}
}
catch (Exception e)
{
Log.Error("Problem with TEXT_SUBTITLE");
Log.Error(e);
}
try
{
// if we dont need the subtitle
if (!_renderSubtitles || _useBitmap || (_activeSubPage != sub.page))
{
//
//chemelli: too much logging. You can check if logs have:
// Log.Debug("Page: " + sub.page); or Log.Debug("Page: <BLANK PAGE>");
// and
// Log.Debug("Text subtitle (page {0}) ACCEPTED: [...]
// to know the evaluation of this if block
//
//Log.Debug("Text subtitle (page {0}) discarded: useBitmap is {1} and activeSubPage is {2}", sub.page, useBitmap,
// activeSubPage);
return;
}
Log.Debug("Text subtitle (page {0}) ACCEPTED: useBitmap is {1} and activeSubPage is {2}", sub.page, _useBitmap,
_activeSubPage);
Subtitle subtitle = new Subtitle();
// TODO - RenderText should directly draw to a D3D texture
subtitle.subBitmap = RenderText(sub.lc);
subtitle.timeOut = sub.timeOut;
subtitle.presentTime = sub.timeStamp / 90000.0f + _startPos;
subtitle.height = 576;
subtitle.width = 720;
subtitle.screenHeight = 576;
subtitle.screenWidth = 720;
subtitle.firstScanLine = 0;
Texture texture = null;
try
{
// allocate new texture
texture = new Texture(GUIGraphicsContext.DX9Device, subtitle.subBitmap.Width,
subtitle.subBitmap.Height, 1, Usage.Dynamic, Format.A8R8G8B8, Pool.Default);
int pitch;
using (GraphicsStream a = texture.LockRectangle(0, LockFlags.Discard, out pitch))
{
BitmapData bd = subtitle.subBitmap.LockBits(new Rectangle(0, 0, subtitle.subBitmap.Width,
subtitle.subBitmap.Height), ImageLockMode.ReadOnly,
PixelFormat.Format32bppArgb);
// Quick copy of content
unsafe
{
byte* to = (byte*)a.InternalDataPointer;
byte* from = (byte*)bd.Scan0.ToPointer();
for (int y = 0; y < bd.Height; ++y)
{
for (int x = 0; x < bd.Width * 4; ++x)
{
to[pitch * y + x] = from[y * bd.Stride + x];
}
}
}
texture.UnlockRectangle(0);
subtitle.subBitmap.UnlockBits(bd);
subtitle.subBitmap.SafeDispose();
subtitle.subBitmap = null;
subtitle.texture = texture;
a.Close();
}
}
catch (Exception e)
{
Log.Debug("SubtitleRenderer: Failed to create subtitle surface!");
Log.Error(e);
return;
}
AddSubtitle(subtitle);
}
catch (Exception e)
{
Log.Error("Problem processing text subtitle");
Log.Error(e);
}
}
/// <summary>
/// Callback from subtitle filter, alerting us that a new subtitle is available
/// It receives the new subtitle as the argument sub, which data is only valid
/// for the duration of OnSubtitle.
/// </summary>
/// <returns></returns>
public int OnSubtitle(ref NATIVE_SUBTITLE sub)
{
if (!_useBitmap || !_renderSubtitles)
{
return 0;
// TODO: Might be good to let this cache and then check in Render method because bitmap subs arrive a while before display
}
Log.Debug("OnSubtitle - stream position " + _player.StreamPosition);
lock (_alert)
{
try
{
Log.Debug("SubtitleRenderer: Bitmap: bpp=" + sub.bmBitsPixel + " planes " + sub.bmPlanes + " dim = " +
sub.bmWidth + " x " + sub.bmHeight + " stride : " + sub.bmWidthBytes);
Log.Debug("SubtitleRenderer: to = " + sub.timeOut + " ts=" + sub.timeStamp + " fsl=" + sub.firstScanLine +
" (startPos = " + _startPos + ")");
Subtitle subtitle = new Subtitle();
subtitle.subBitmap = new Bitmap(sub.bmWidth, sub.bmHeight, PixelFormat.Format32bppArgb);
subtitle.timeOut = sub.timeOut;
subtitle.presentTime = ((double)sub.timeStamp / 1000.0f) + _startPos; // compute present time in SECONDS
subtitle.height = (uint)sub.bmHeight;
subtitle.width = (uint)sub.bmWidth;
subtitle.screenHeight = (uint)sub.screenHeight;
subtitle.screenWidth = (uint)sub.screenWidth;
subtitle.firstScanLine = sub.firstScanLine;
subtitle.id = _subCounter++;
//Log.Debug("Received Subtitle : " + subtitle.ToString());
Texture texture = null;
try
{
// allocate new texture
texture = new Texture(GUIGraphicsContext.DX9Device, (int)subtitle.width, (int)subtitle.height, 1,
Usage.Dynamic,
Format.A8R8G8B8, Pool.Default);
if (texture == null)
{
Log.Debug("OnSubtitle: Failed to create new texture!");
return 0;
}
int pitch;
using (GraphicsStream a = texture.LockRectangle(0, LockFlags.Discard, out pitch))
{
// Quick copy of content
unsafe
{
byte* to = (byte*)a.InternalDataPointer;
byte* from = (byte*)sub.bmBits;
for (int y = 0; y < sub.bmHeight; ++y)
{
for (int x = 0; x < sub.bmWidth * 4; ++x)
{
to[pitch * y + x] = from[y * sub.bmWidthBytes + x];
}
}
}
a.Close();
}
texture.UnlockRectangle(0);
subtitle.texture = texture;
}
catch (Exception)
{
Log.Debug("OnSubtitle: Failed to copy bitmap data!");
return 0;
}
AddSubtitle(subtitle);
}
catch (Exception e)
{
Log.Error(e);
}
}
return 0;
}
