private Shader GetShader()
{
var pixelFormat = NativeDll.GetPixelFormat(_mediaId);
switch (pixelFormat)
{
case PixelFormat.YCoCg:
return(_shaderHapQ);
case PixelFormat.YCoCgAndAlphaP:
return(_shaderHapQAlpha);
// TODO
//case PixelFormat.YUV420P:
//case PixelFormat.YUV422P10LE:
default:
// No color conversion needed
return(null);
}
}
private void OnOpened()
{
Debug.Log("[DemolitionMedia] Opened media with url: " + mediaUrl);
// Cache the media parameters
int width, height;
NativeDll.GetResolution(_mediaId, out width, out height);
VideoWidth = width;
VideoHeight = height;
DurationSeconds = NativeDll.GetDuration(_mediaId);
VideoNumFrames = NativeDll.GetNumFrames(_mediaId);
VideoFramerate = NativeDll.GetFramerate(_mediaId);
bool flipX, flipY;
NativeDll.GetNeedFlipVideo(_mediaId, out flipX, out flipY);
VideoNeedFlipX = flipX;
VideoNeedFlipY = flipY;
VideoPixelFormat = NativeDll.GetPixelFormat(_mediaId);
Debug.Log("[DemolitionMedia] video pixel format: " + VideoPixelFormat);
// Check hardware acceleration ability
bool hasHardwareAcceleration = NativeDll.IsDecodingHardwareAccelerated(_mediaId);
Debug.Log("[DemolitionMedia] Hardware acceleration: " + hasHardwareAcceleration);
// Execute host application-dependent code
OnOpenedImpl();
// Start playing if needed
if (playOnOpen)
{
Play();
}
}
public bool CreateExternalTextures()
{
// Get the video frame pixel format: it should be available prior the texture creation
var pixelFormat = NativeDll.GetPixelFormat(_mediaId);
if (SystemInfo.graphicsDeviceType == UnityEngine.Rendering.GraphicsDeviceType.Direct3D9 &&
pixelFormat == PixelFormat.YCoCgAndAlphaP)
{
// TODO: at some point use the standard way of generating errors in the native plugin for this one
InvokeEvent(MediaEvent.Type.PlaybackErrorOccured, MediaError.GraphicsDeviceError);
Close();
Debug.LogError("[DemolitionMedia] Hap Q Alpha is unsupported on Direct3D9 graphics device, since it uses BC4 compressed texture");
return(false);
}
// Check whether the native texture(s) created already
bool texturesCreated = NativeDll.AreNativeTexturesCreated(_mediaId);
if (!texturesCreated)
{
return(false);
}
// FIXME: clear all the textures?
if (_nativeTextures.Count != 0)
{
// Note: this isn't needed
//_nativeTexture.UpdateExternalTexture(nativeTexture);
// Apply() is slow as hell, don't use it
//mMovieTexture.Apply();
}
var texturesCount = NativeDll.GetNativeTexturesCount(_mediaId);
for (int idx = 0; idx < texturesCount; ++idx)
{
int width, height;
NativeDll.NativeTextureFormat nativeFormat;
IntPtr nativeTexture, shaderResourceView;
bool result = NativeDll.GetNativeTexturePtrByIndex(_mediaId, idx,
out nativeTexture, out shaderResourceView,
out width, out height, out nativeFormat);
if (!result || nativeTexture == IntPtr.Zero || nativeTexture.ToInt32() == 0 ||
width <= 0 || height <= 0 || nativeFormat == NativeDll.NativeTextureFormat.Unknown)
{
// FIXME: clear all the textures?
Debug.LogWarning("[DemolitionMedia] native texture is invalid");
return(false);
}
// DX11 render backend requires SRV, others the texture handle
var texPtr = SystemInfo.graphicsDeviceType == GraphicsDeviceType.Direct3D11
? shaderResourceView : nativeTexture;
var format = TextureFormatNativeToUnity(nativeFormat);
var tex = Texture2D.CreateExternalTexture(width, height, format, false, false, texPtr);
tex.wrapMode = TextureWrapMode.Clamp;
tex.filterMode = FilterMode.Bilinear;
// Append the new texture
_nativeTextures.Add(tex);
}
// Perform the color conversion for the first frame if needed
PerformColorConversionIfNeeded();
return(true);
}
