VideoMaterial *VideoMaterial::create(const BufferFormat & format)
{
VideoMaterial *material = NULL;
switch (format.videoFormat()) {
// BGRx
case GST_VIDEO_FORMAT_BGRx:
case GST_VIDEO_FORMAT_BGRA:
material = new VideoMaterialImpl<qtvideosink_glsl_bgrxFragmentShader>;
material->initRgbTextureInfo(GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, format.frameSize());
break;
case GST_VIDEO_FORMAT_BGR:
material = new VideoMaterialImpl<qtvideosink_glsl_bgrxFragmentShader>;
material->initRgbTextureInfo(GL_RGB, GL_RGB, GL_UNSIGNED_BYTE, format.frameSize());
break;
// xRGB
case GST_VIDEO_FORMAT_xRGB:
case GST_VIDEO_FORMAT_ARGB:
case GST_VIDEO_FORMAT_AYUV:
material = new VideoMaterialImpl<qtvideosink_glsl_xrgbFragmentShader>;
material->initRgbTextureInfo(GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, format.frameSize());
break;
// RGBx
case GST_VIDEO_FORMAT_RGB:
case GST_VIDEO_FORMAT_v308:
material = new VideoMaterialImpl<qtvideosink_glsl_rgbxFragmentShader>;
material->initRgbTextureInfo(GL_RGB, GL_RGB, GL_UNSIGNED_BYTE, format.frameSize());
break;
case GST_VIDEO_FORMAT_RGB16:
material = new VideoMaterialImpl<qtvideosink_glsl_rgbxFragmentShader>;
material->initRgbTextureInfo(GL_RGB, GL_RGB, GL_UNSIGNED_SHORT_5_6_5, format.frameSize());
break;
// YUV 420 planar
case GST_VIDEO_FORMAT_I420:
case GST_VIDEO_FORMAT_YV12:
material = new VideoMaterialImpl<qtvideosink_glsl_yuvPlanarFragmentShader>;
material->initYuv420PTextureInfo(
(format.videoFormat() == GST_VIDEO_FORMAT_YV12) /* uvSwapped */,
format.frameSize());
break;
default:
Q_ASSERT(false);
break;
}
material->init(format.colorMatrix());
return material;
}
