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authorbrunzelchen <brunzelchen@b956fd51-792f-4845-bead-9b4dfca2ff2c>2010-05-24 15:05:08 +0000
committerbrunzelchen <brunzelchen@b956fd51-792f-4845-bead-9b4dfca2ff2c>2010-05-24 15:05:08 +0000
commit29ad1858a3f603e3929eba36fb19583d4e9591bf (patch)
treecf87a5301671488dfcfb707fc4249d5468cc31cf /VideoPreview/src/media
parent4dc8f0ba4f47191fdaefad5c6d42b255d0bbc435 (diff)
downloadusdx-29ad1858a3f603e3929eba36fb19583d4e9591bf.tar.gz
usdx-29ad1858a3f603e3929eba36fb19583d4e9591bf.tar.xz
usdx-29ad1858a3f603e3929eba36fb19583d4e9591bf.zip
changed video interface and added dummy methods to UVisualizer, UVideo and UMedia_dummy
git-svn-id: svn://svn.code.sf.net/p/ultrastardx/svn/branches/experimental@2412 b956fd51-792f-4845-bead-9b4dfca2ff2c
Diffstat (limited to 'VideoPreview/src/media')
-rw-r--r--VideoPreview/src/media/UMedia_dummy.pas126
-rw-r--r--VideoPreview/src/media/UVideo.pas165
-rw-r--r--VideoPreview/src/media/UVisualizer.pas129
3 files changed, 383 insertions, 37 deletions
diff --git a/VideoPreview/src/media/UMedia_dummy.pas b/VideoPreview/src/media/UMedia_dummy.pas
index 8ebfd3a9..a77579f4 100644
--- a/VideoPreview/src/media/UMedia_dummy.pas
+++ b/VideoPreview/src/media/UMedia_dummy.pas
@@ -112,9 +112,43 @@ type
procedure SetPosition(Time: real);
function GetPosition: real;
- procedure GetFrame(Time: Extended);
- procedure DrawGL(Screen: integer);
+ procedure SetScreen(Screen: integer);
+ function GetScreen(): integer;
+
+ procedure SetScreenPosition(X, Y: double; Z: double = 0.0);
+ procedure GetScreenPosition(var X, Y, Z: double);
+
+ procedure SetWidth(Width: double);
+ function GetWidth(): double;
+
+ procedure SetHeight(Height: double);
+ function GetHeight(): double;
+
+ procedure SetFrameRange(Range: TRectCoords);
+ function GetFrameRange(): TRectCoords;
+
+ function GetFrameAspect(): real;
+
+ procedure SetAspectCorrection(AspectCorrection: TAspectCorrection);
+ function GetAspectCorrection(): TAspectCorrection;
+
+ procedure SetAlpha(Alpha: double);
+ function GetAlpha(): double;
+
+ procedure SetReflectionSpacing(Spacing: double);
+ function GetReflectionSpacing(): double;
+ procedure GetFrame(Time: Extended);
+ procedure Draw();
+ procedure DrawReflection();
+
+ property Screen: integer read GetScreen;
+ property Width: double read GetWidth write SetWidth;
+ property Height: double read GetHeight write SetWidth;
+ property Alpha: double read GetAlpha write SetAlpha;
+ property ReflectionSpacing: double read GetReflectionSpacing write SetReflectionSpacing;
+ property FrameAspect: real read GetFrameAspect;
+ property AspectCorrection: TAspectCorrection read GetAspectCorrection;
property Loop: boolean read GetLoop write SetLoop;
property Position: real read GetPosition write SetPosition;
end;
@@ -329,11 +363,97 @@ begin
Result := 0;
end;
+procedure TVideo_Dummy.SetScreen(Screen: integer);
+begin
+end;
+
+function TVideo_Dummy.GetScreen(): integer;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_Dummy.SetScreenPosition(X, Y: double; Z: double = 0.0);
+begin
+end;
+
+procedure TVideo_Dummy.GetScreenPosition(var X, Y, Z: double);
+begin
+ X := 0;
+ Y := 0;
+ Z := 0;
+end;
+
+procedure TVideo_Dummy.SetWidth(Width: double);
+begin
+end;
+
+function TVideo_Dummy.GetWidth(): double;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_Dummy.SetHeight(Height: double);
+begin
+end;
+
+function TVideo_Dummy.GetHeight(): double;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_Dummy.SetFrameRange(Range: TRectCoords);
+begin
+end;
+
+function TVideo_Dummy.GetFrameRange(): TRectCoords;
+begin
+ Result.Left := 0;
+ Result.Right := 0;
+ Result.Upper := 0;
+ Result.Lower := 0;
+end;
+
+function TVideo_Dummy.GetFrameAspect(): real;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_Dummy.SetAspectCorrection(AspectCorrection: TAspectCorrection);
+begin
+end;
+
+function TVideo_Dummy.GetAspectCorrection(): TAspectCorrection;
+begin
+ Result := acoStretch;
+end;
+
+procedure TVideo_Dummy.SetAlpha(Alpha: double);
+begin
+end;
+
+function TVideo_Dummy.GetAlpha(): double;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_Dummy.SetReflectionSpacing(Spacing: double);
+begin
+end;
+
+function TVideo_Dummy.GetReflectionSpacing(): double;
+begin
+ Result := 0;
+end;
+
procedure TVideo_Dummy.GetFrame(Time: Extended);
begin
end;
-procedure TVideo_Dummy.DrawGL(Screen: integer);
+procedure TVideo_Dummy.Draw();
+begin
+end;
+
+procedure TVideo_Dummy.DrawReflection();
begin
end;
diff --git a/VideoPreview/src/media/UVideo.pas b/VideoPreview/src/media/UVideo.pas
index c7d59fc8..28b19223 100644
--- a/VideoPreview/src/media/UVideo.pas
+++ b/VideoPreview/src/media/UVideo.pas
@@ -48,24 +48,6 @@ interface
{$DEFINE PIXEL_FMT_BGR}
{$ENDIF}
-type
- {**
- * vacStretch: Stretch to screen width and height
- * - ignores aspect
- * + no borders
- * + no image data loss
- * vacCrop: Stretch to screen width or height, crop the other dimension
- * + keeps aspect
- * + no borders
- * - frame borders are cropped (image data loss)
- * vacLetterBox: Stretch to screen width, add bars at or crop top and bottom
- * + keeps aspect
- * - borders at top and bottom
- * o top/bottom is cropped if width < height (unusual)
- *}
- TAspectCorrection = (acoStretch, acoCrop, acoLetterBox);
-
-
implementation
uses
@@ -113,11 +95,6 @@ const
{$ENDIF}
type
- TRectCoords = record
- Left, Right: double;
- Upper, Lower: double;
- end;
-
IVideo_FFmpeg = interface (IVideo)
['{E640E130-C8C0-4399-AF02-67A3569313AB}']
function Open(const FileName: IPath): boolean;
@@ -149,6 +126,8 @@ type
fSwScaleContext: PSwsContext;
{$ENDIF}
+ fScreen: integer; //actual screen to draw on
+
fAspect: real; //**< width/height ratio
fAspectCorrection: TAspectCorrection;
@@ -183,8 +162,40 @@ type
procedure SetPosition(Time: real);
function GetPosition: real;
- procedure GetFrame(Time: Extended);
- procedure DrawGL(Screen: integer);
+ procedure SetScreen(Screen: integer);
+ function GetScreen(): integer;
+
+ procedure SetScreenPosition(X, Y: double; Z: double = 0.0);
+ procedure GetScreenPosition(var X, Y, Z: double);
+
+ procedure SetWidth(Width: double);
+ function GetWidth(): double;
+
+ procedure SetHeight(Height: double);
+ function GetHeight(): double;
+
+ {**
+ * Sub-image of the video frame to draw.
+ * This can be used for zooming or similar purposes.
+ *}
+ procedure SetFrameRange(Range: TRectCoords);
+ function GetFrameRange(): TRectCoords;
+
+ function GetFrameAspect(): real;
+
+ procedure SetAspectCorrection(AspectCorrection: TAspectCorrection);
+ function GetAspectCorrection(): TAspectCorrection;
+
+
+ procedure SetAlpha(Alpha: double);
+ function GetAlpha(): double;
+
+ procedure SetReflectionSpacing(Spacing: double);
+ function GetReflectionSpacing(): double;
+
+ procedure GetFrame(Time: Extended);
+ procedure Draw();
+ procedure DrawReflection();
end;
TVideoPlayback_FFmpeg = class( TInterfacedObject, IVideoPlayback )
@@ -935,7 +946,7 @@ begin
TexRect.Lower := fCodecContext^.height / fTexHeight;
end;
-procedure TVideo_FFmpeg.DrawGL(Screen: integer);
+procedure TVideo_FFmpeg.Draw();
var
ScreenRect: TRectCoords;
TexRect: TRectCoords;
@@ -945,7 +956,7 @@ begin
// TODO: Philipp: IMO TVideoPlayback should not clear the screen at
// all, because clearing is already done by the background class
// at this moment.
- if (Screen = 1) then
+ if (fScreen = 1) then
begin
// It is important that we just clear once before we start
// drawing the first screen otherwise the first screen
@@ -998,6 +1009,11 @@ begin
{$IFEND}
end;
+procedure TVideo_FFmpeg.DrawReflection();
+begin
+
+end;
+
procedure TVideo_FFmpeg.ShowDebugInfo();
begin
{$IFDEF Info}
@@ -1107,6 +1123,101 @@ begin
Result := fFrameTime;
end;
+procedure TVideo_FFmpeg.SetScreen(Screen: integer);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetScreen(): integer;
+begin
+
+end;
+
+
+procedure TVideo_FFmpeg.SetScreenPosition(X, Y: double; Z: double = 0.0);
+begin
+
+end;
+
+procedure TVideo_FFmpeg.GetScreenPosition(var X, Y, Z: double);
+begin
+
+end;
+
+
+procedure TVideo_FFmpeg.SetWidth(Width: double);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetWidth(): double;
+begin
+
+end;
+
+
+procedure TVideo_FFmpeg.SetHeight(Height: double);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetHeight(): double;
+begin
+
+end;
+
+
+procedure TVideo_FFmpeg.SetFrameRange(Range: TRectCoords);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetFrameRange(): TRectCoords;
+begin
+
+end;
+
+
+function TVideo_FFmpeg.GetFrameAspect(): real;
+begin
+
+end;
+
+
+procedure TVideo_FFmpeg.SetAspectCorrection(AspectCorrection: TAspectCorrection);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetAspectCorrection(): TAspectCorrection;
+begin
+
+end;
+
+
+
+procedure TVideo_FFmpeg.SetAlpha(Alpha: double);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetAlpha(): double;
+begin
+
+end;
+
+
+procedure TVideo_FFmpeg.SetReflectionSpacing(Spacing: double);
+begin
+
+end;
+
+function TVideo_FFmpeg.GetReflectionSpacing(): double;
+begin
+
+end;
+
+
initialization
MediaManager.Add(TVideoPlayback_FFmpeg.Create);
diff --git a/VideoPreview/src/media/UVisualizer.pas b/VideoPreview/src/media/UVisualizer.pas
index 4f553521..b3ed7b0f 100644
--- a/VideoPreview/src/media/UVisualizer.pas
+++ b/VideoPreview/src/media/UVisualizer.pas
@@ -110,6 +110,8 @@ type
fState: TProjectMState;
+ fScreen: integer;
+
fVisualTex: GLuint;
fPCMData: TPCMData;
fRndPCMcount: integer;
@@ -144,8 +146,35 @@ type
procedure SetLoop(Enable: boolean);
function GetLoop(): boolean;
+ procedure SetScreen(Screen: integer);
+ function GetScreen(): integer;
+
+ procedure SetScreenPosition(X, Y: double; Z: double = 0.0);
+ procedure GetScreenPosition(var X, Y, Z: double);
+
+ procedure SetWidth(Width: double);
+ function GetWidth(): double;
+
+ procedure SetHeight(Height: double);
+ function GetHeight(): double;
+
+ procedure SetFrameRange(Range: TRectCoords);
+ function GetFrameRange(): TRectCoords;
+
+ function GetFrameAspect(): real;
+
+ procedure SetAspectCorrection(AspectCorrection: TAspectCorrection);
+ function GetAspectCorrection(): TAspectCorrection;
+
+ procedure SetAlpha(Alpha: double);
+ function GetAlpha(): double;
+
+ procedure SetReflectionSpacing(Spacing: double);
+ function GetReflectionSpacing(): double;
+
procedure GetFrame(Time: Extended);
- procedure DrawGL(Screen: integer);
+ procedure Draw();
+ procedure DrawReflection();
end;
TVideoPlayback_ProjectM = class( TInterfacedObject, IVideoVisualization )
@@ -262,6 +291,88 @@ begin
Result := true;
end;
+procedure TVideo_ProjectM.SetScreen(Screen: integer);
+begin
+end;
+
+function TVideo_ProjectM.GetScreen(): integer;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_ProjectM.SetScreenPosition(X, Y: double; Z: double = 0.0);
+begin
+end;
+
+procedure TVideo_ProjectM.GetScreenPosition(var X, Y, Z: double);
+begin
+ X := 0;
+ Y := 0;
+ Z := 0;
+end;
+
+procedure TVideo_ProjectM.SetWidth(Width: double);
+begin
+end;
+
+function TVideo_ProjectM.GetWidth(): double;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_ProjectM.SetHeight(Height: double);
+begin
+end;
+
+function TVideo_ProjectM.GetHeight(): double;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_ProjectM.SetFrameRange(Range: TRectCoords);
+begin
+end;
+
+function TVideo_ProjectM.GetFrameRange(): TRectCoords;
+begin
+ Result.Left := 0;
+ Result.Right := 0;
+ Result.Upper := 0;
+ Result.Lower := 0;
+end;
+
+function TVideo_ProjectM.GetFrameAspect(): real;
+begin
+ Result := 0;
+end;
+
+procedure TVideo_ProjectM.SetAspectCorrection(AspectCorrection: TAspectCorrection);
+begin
+end;
+
+function TVideo_ProjectM.GetAspectCorrection(): TAspectCorrection;
+begin
+ Result := acoStretch;
+end;
+
+procedure TVideo_ProjectM.SetAlpha(Alpha: double);
+begin
+end;
+
+function TVideo_ProjectM.GetAlpha(): double;
+begin
+ Result := 1;
+end;
+
+procedure TVideo_ProjectM.SetReflectionSpacing(Spacing: double);
+begin
+end;
+
+function TVideo_ProjectM.GetReflectionSpacing(): double;
+begin
+ Result := 0;
+end;
+
{**
* Returns the stack depth of the given OpenGL matrix mode stack.
*}
@@ -485,11 +596,11 @@ end;
* Draws the current frame to screen.
* TODO: this is not used yet. Data is directly drawn on GetFrame().
*}
-procedure TVideo_ProjectM.DrawGL(Screen: integer);
+procedure TVideo_ProjectM.Draw();
begin
{$IFDEF UseTexture}
// have a nice black background to draw on
- if (Screen = 1) then
+ if (fScreen = 1) then
begin
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT or GL_DEPTH_BUFFER_BIT);
@@ -521,10 +632,10 @@ begin
// draw projectM frame
// Screen is 1 to 2. So current screen is from (Screen - 1) to (Screen)
glBegin(GL_QUADS);
- glTexCoord2f(0, 0); glVertex2f((Screen - 1), 0);
- glTexCoord2f(1, 0); glVertex2f(Screen, 0);
- glTexCoord2f(1, 1); glVertex2f(Screen, 1);
- glTexCoord2f(0, 1); glVertex2f((Screen - 1), 1);
+ glTexCoord2f(0, 0); glVertex2f((fScreen - 1), 0);
+ glTexCoord2f(1, 0); glVertex2f(fScreen, 0);
+ glTexCoord2f(1, 1); glVertex2f(fScreen, 1);
+ glTexCoord2f(0, 1); glVertex2f((fScreen - 1), 1);
glEnd();
glDisable(GL_TEXTURE_2D);
@@ -538,6 +649,10 @@ begin
{$ENDIF}
end;
+procedure TVideo_ProjectM.DrawReflection();
+begin
+end;
+
{**
* Produces random "sound"-data in case no audio-data is available.
* Otherwise the visualization will look rather boring.