Published July 5, 2012 | Version v1

[NAMA3DS1-COSPAD1] Subjective video quality assessment database on coding conditions introducing freely available high quality 3D stereoscopic sequences

  • 1. Image and video-communication (IVC) research group, IRCCyN UMR CNRS 6597, Polytech Nantes, LUNAM Université, Université de Nantes, Nantes, France
  • 2. Grupo de Tratamiento de Imágenes, E. T. S. I. Telecomunicación, Universidad Politécnica de Madrid, Madrid, Spain Grupo de Tratamiento de Imágenes, Ciudad Universitaria, Madrid, Spain
  • 3. Grupo de Tratamiento de Imágenes, E. T. S. I. Telecomunicación, Universidad Politécnica de Madrid, Madrid, Spain

Description

Research in stereoscopic 3D coding, transmission and subjective assessment methodology depends largely on the availability of source content that can be used in cross-lab evaluations. While several studies have already been presented using proprietary content, comparisons between the studies are difficult since discrepant contents are used. Therefore in this paper, a freely available dataset of high quality Full-HD stereoscopic sequences shot with a semiprofessional 3D camera is introduced in detail. The content was designed to be suited for usage in a wide variety of applications, including high quality studies. A set of depth maps was calculated from the stereoscopic pair. As an application example, a subjective assessment has been performed using coding and spatial degradations. The Absolute Category Rating with Hidden Reference method was used. The observers were instructed to vote on video quality only. Results of this experiment are also freely available and will be presented in this paper as a first step towards objective video quality measurement for 3DTV.

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Conference paper: 10.1109/QoMEX.2012.6263847 (DOI)

References

  • M. Urvoy et al., "NAMA3DS1-COSPAD1: Subjective video quality assessment database on coding conditions introducing freely available high quality 3D stereoscopic sequences," 2012 Fourth International Workshop on Quality of Multimedia Experience, Melbourne, VIC, Australia, 2012, pp. 109-114, doi: 10.1109/QoMEX.2012.6263847. keywords: {Observers;Encoding;Cameras;Stereo image processing;Visualization;Degradation;Image coding;Stereoscopic 3D;free content database;depth maps;subjective evaluation;video quality;coding impairments},