public override void RecordFrame(RecordingSession session) { if (m_Inputs.Count != 1) { throw new Exception("Unsupported number of sources"); } var input = (BaseRenderTextureInput)m_Inputs[0]; var frame = input.outputRT; if (!m_ctx) { var webmSettings = m_Settings.m_WebmEncoderSettings; webmSettings.video = true; webmSettings.audio = false; webmSettings.videoWidth = frame.width; webmSettings.videoHeight = frame.height; if (m_Settings.m_AutoSelectBR) { webmSettings.videoTargetBitrate = (int)(((frame.width * frame.height / 1000.0) / 245 + 1.16) * (webmSettings.videoTargetFramerate / 48.0 + 0.5) * 1000000); } webmSettings.videoTargetFramerate = (int)Math.Ceiling(m_Settings.frameRate); m_ctx = fcAPI.fcWebMCreateContext(ref webmSettings); var path = m_Settings.fileNameGenerator.BuildAbsolutePath(session); m_stream = fcAPI.fcCreateFileStream(path); fcAPI.fcWebMAddOutputStream(m_ctx, m_stream); } fcAPI.fcLock(frame, TextureFormat.RGB24, (data, fmt) => { fcAPI.fcWebMAddVideoFramePixels(m_ctx, data, fmt, session.recorderTime); }); }