Stereoscopic video

• US 20030156188A1
• Filed: 01/28/2002
• Published: 08/21/2003
• Est. Priority Date: 01/28/2002
• Status: Active Grant

• Current Assignee: Microsoft Technology Licensing LLC (Microsoft Corporation)
• Original Assignee: Microsoft Corporation
• Inventors: Abrams, Thomas Algie Jr.
• Granted Patent: US 7,319,720 B2
• Time in Patent Office: Days
• US Class Current: 348/51
• CPC Class Codes: H04N 13/15 for colour aspects of image signals
• CPC Class Codes: H04N 13/161 Encoding, multiplexing or demultiplexing different image signal components for multi-view video sequence encoding H04N19/597
• CPC Class Codes: H04N 13/189 Recording image signals; Reproducing recorded image signals
• CPC Class Codes: H04N 13/239 using two 2D image sensors having a relative position equal to or related to the interocular distance H04N13/243 takes precedence
• CPC Class Codes: H04N 13/341 using temporal multiplexing
• CPC Class Codes: H04N 13/344 with head-mounted left-right displays
• CPC Class Codes: H04N 13/363 using image projection screens volumetric display H04N13/388
• CPC Class Codes: H04N 13/398 Synchronisation thereof; Control thereof
• CPC Class Codes: H04N 19/597 specially adapted for multi-view video sequence encoding

Abstract

Methods, devices, systems and/or storage media for stereoscopic video.

Claims

1. A method for displaying stereoscopic video comprising:

receiving compressed left eye digital video data and compressed right eye digital video data;

decompressing the compressed left eye digital video data and the compressed right eye digital video data to produce decompressed left eye digital video data and decompressed right eye digital video data wherein the decompressed left eye digital video data and/or the decompressed right eye digital video data have at least one pixel or line resolution of at least approximately 352; and

displaying alternately on a display device the decompressed left eye digital video data and the decompressed right eye digital video data.

2. The method of claim 1 wherein the displaying includes providing a signal for eyewear associated with a stereoscopic display scheme.

3. The method of claim 1, wherein the decompressed left eye digital video data and/or the decompressed right eye digital video data has at least one pixel or line resolution of at least approximately 720.

4. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data from a network interface.

5. The method of claim 1, wherein the decompressed left eye digital video data and/or the decompressed right eye digital video data has a resolution of approximately 853 pixel by 486 line.

6. The method of claim 1, wherein the decompressed left eye digital video data and/or the decompressed right eye digital video data has a resolution of approximately 1280 pixel by 720 line.

7. The method of claim 1, wherein the decompressed left eye digital video data and/or the decompressed right eye digital video data has a color sampling format of 4:

2;

2.

8. The method of claim 1, wherein the decompressed left eye digital video data and/or the decompressed right eye digital video data has a color sampling format of 4:

2;

0.

9. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using information related to block-based motion predictive coding.

10. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using information related to transform coding.

11. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using information related to block-based motion predictive coding and transform coding.

12. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using a WINDOWS MEDIA™

codec.

13. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using a decompression ratio of at least approximately 1:

50.

14. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using a decompression ratio of at least approximately 1:

100.

15. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and/or the compressed right eye digital video data using a decompression ratio of at least approximately 1:

200.

16. The method of claim 1, wherein the decompressing maintains a PSNR of at least 30 dB.

17. The method of claim 1, wherein the displaying displays video of at least DVD quality.

18. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data at a data rate of approximately 0.5 Mbps to approximately 10 Mbps.

19. The method of claim 1, wherein the displaying displays video having a total runtime of at least approximately 2 hours.

20. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data from a DVD disk.

21. The method of claim 1, wherein the receiving receives the compressed left eye digital data and the compressed right eye digital data in an advanced systems format.

22. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data via satellite.

23. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye video data via cable.

24. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data in a WINDOWS MEDIA™

format.

25. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data in two separate data streams.

26. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data from two separate files.

27. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data in one data stream.

28. The method of claim 1, wherein the receiving receives the compressed left eye digital video data and the compressed right eye digital video data from one file.

29. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and the compressed right eye digital video data using two players.

30. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and the compressed right eye digital video data using one player.

31. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and the compressed right eye digital video data using one processor.

32. The method of claim 1, wherein the decompressing decompresses the compressed left eye digital video data and the compressed right eye digital video data using at least two processors.

33. The method of claim 1, wherein the receiving receives the compressed left eye digital video data in one stream and receives the right eye digital video data in another stream and wherein the decompressing decompresses the compressed left eye digital video data using a first player and decompresses the compressed right eye digital video data using a second player.

34. The method of claim 33, wherein the first player and the second player are synchronized.

35. The method of claim 1, wherein the receiving receives the compressed left eye digital video data in one stream and receives the right eye digital video data in another stream and wherein the decompressing decompresses the compressed left eye digital video data and decompresses the compressed right eye digital video data using one player.

36. The method of claim 1, wherein the receiving receives the compressed left eye digital video data from one file and receives the right eye digital video data from another file and wherein the decompressing decompresses the compressed left eye digital video data using a first player and decompresses the compressed right eye digital video data using a second player.

37. The method of claim 36, wherein the first player and the second player are synchronized.

38. The method of claim 1, wherein the receiving receives the compressed left eye digital video data from one file and receives the right eye digital video data from another file and wherein the decompressing decompresses the compressed left eye digital video data and decompresses the compressed right eye digital video data using one player.

39. The method of claim 1, wherein the displaying uses two video display cards for producing analog signals.

40. The method of claim 39, wherein the displaying uses a multiplexer for multiplexing analog signals from the two video display cards.

41. A computer-readable medium storing computer-executable instructions to perform requesting compressed left eye video data and compressed right eye video data;

decompressing the compressed left eye video data and the compressed right eye video data to produce decompressed left eye video data and decompressed right eye video data having at least one pixel or line resolution of at least 352; and

displaying alternately on a display device the decompressed left eye digital video data and the decompressed right eye digital video data.

42. A method for producing stereoscopic video comprising:

receiving left eye digital video data and right eye digital video data wherein the left eye digital video data and/or the right eye digital video data have at least one pixel or line resolution of at least approximately 352;

compressing the left eye digital video data and the right eye digital video data to produce compressed left eye digital video data and compressed right eye digital video data; and

transmitting and/or storing the compressed left eye digital video data and the compressed right eye digital video data.

43. The method of claim 42 wherein the displaying includes providing a signal for eyewear associated with a stereoscopic display scheme.

44. The method of claim 42, wherein the receiving receives the left eye digital video data and the right eye digital video data through a digital serial interface.

45. The method of claim 44, wherein the digital serial interface has a SMPTE specification.

46. The method of claim 45, wherein the SMPTE specification is SMPTE 292M or SMPTE 259M.

47. The method of claim 42, wherein the left eye digital video data and/or the right eye digital video data has a resolution of 1280 pixel by 720 line.

48. The method of claim 42, wherein the left eye digital video data and/or the right eye digital video data has a resolution of 1920 pixel by 1080 line.

49. The method of claim 42, wherein the left eye digital video data and/or the right eye digital video data has a color sampling format of 4:

2;

2.

50. The method of claim 42, wherein the left eye digital video data and/or the right eye digital video data has a color sampling format of 4:

2;

0.

51. The method of claim 42, wherein the receiving receives the left eye digital video data and/or the right eye digital video data from at least one digital camera.

52. The method of claim 42, wherein the receiving receives the left eye digital video data and/or the right eye digital video data has from at least one telecine.

53. The method of claim 42, wherein the receiving receives the left eye digital video data and/or the right eye digital video data has from at least one recorder.

54. The method of claim 42, wherein the receiving receives the left eye digital video data and/or the right eye digital video data has from at least one network.

55. The method of claim 42, wherein the compressing compresses the left eye digital video data and/or the right eye digital video data using block-based motion predictive coding to reduce temporal redundancy.

56. The method of claim 42, wherein the compressing compresses the left eye digital video data and/or the right eye digital video data using transform coding to reduce spatial redundancy.

57. The method of claim 42, wherein the compressing compresses the left eye digital video data and/or the right eye digital video data using block-based motion predictive coding to reduce temporal redundancy and using transform coding to reduce spatial redundancy.

58. The method of claim 42, wherein the compressing compresses the left eye digital video data and/or the right eye digital video data using information derived from similarities between the left eye digital video data and the right eye digital video data.

59. The method of claim 42, wherein the compressing compresses the right eye digital video data using the left eye digital video data and/or the compressed left eye digital video data.

60. The method of claim 42, wherein the compressing compresses the left eye digital video data using the compressed right eye digital video data and/or the compressed right eye digital video data.

61. The method of claim 42, wherein the compressing compresses the left eye digital video data and the left eye digital video data using a WINDOWS MEDIA™

codec.

62. The method of claim 42, wherein the compressing compresses the left eye digital video data and the right eye digital video data using a compression ratio of at least approximately 50:

1.

63. The method of claim 42, wherein the compressing compresses the left eye digital video data and the right eye digital video data using a compression ratio of at least approximately 100:

1.

64. The method of claim 42, wherein the compressing compresses the left eye digital video data and the right eye digital video data using a compression ratio of at least approximately 200:

1.

65. The method of claim 42, wherein the compressing maintains a PSNR of at least 30 dB.

66. The method of claim 42, wherein the compressing allows for subsequent decompression and playback of the compressed left eye digital video and the compressed right eye digital video data.

67. The method of claim 66, wherein the subsequent decompression and playback of the compressed left eye digital video data and the compressed right eye digital video data produces video of at least DVD) quality.

68. The method of claim 66, wherein the subsequent decompression and playback of the compressed left eye digital video data and the compressed right eye digital video data produces video having one pixel or line resolution of at least 352.

69. The method of claim 42, wherein the transmitting transmits the compressed left eye digital video data and the compressed right eye digital video data at a data rate of approximately 0.5 Mbps to approximately 10 Mbps.

70. The method of claim 42, wherein the transmitting transmits the compressed left eye digital video data and the compressed right eye digital video data at a plurality of data rates.

72. The method of claim 70, wherein the plurality of data rates are in a range from approximately 0.1 Mbps to approximately 20 Mbps.

73. The method of claim 70, wherein the plurality of data rates are in a range from approximately 1 Mbps to approximately 10 Mbps.

74. The method of claim 42, wherein the transmitting transmits and/or the storing stores at least 5 Gb of data.

75. The method of claim 42, wherein the transmitting transmits and/or the storing stores video having a total runtime of at least approximately 2 hours.

76. The method of claim 42, wherein the transmitting transmits and/or the storing stores the compressed left eye digital video data and the compressed right digital video data to a server.

77. The method of claim 42, wherein the storing stores the compressed left eye digital video data and the compressed right eye digital video data on at least one tape.

78. The method of claim 42, wherein the storing stores the compressed left eye digital video data and the compressed right eye digital video data on at least one disk.

79. The method of claim 78, wherein the at least one disk is a DVD disk.

80. The method of claim 42, wherein the transmitting transmits and/or the storing stores the compressed left eye digital video data and the compressed right eye digital video data in an advanced systems format.

81. The method of claim 42, wherein the transmitting transmits the compressed left eye digital video data and the compressed right eye digital video data to at least one DVD recorder.

82. The method of claim 42, wherein the transmitting transmits the compressed left eye digital video data and the compressed right eye digital video data via satellite.

83. The method of claim 42, wherein the transmitting transmits the compressed left eye digital video data and the compressed right eye digital video data via cable.

84. The method of claim 42, wherein the transmitting transmits the compressed left eye digital video data and the compressed right eye digital video data via a network.

85. The method of claim 42, wherein the transmitting transmits and/or the storing stores the compressed left eye digital video data and the compressed right eye digital video data in a WINDOWS MEDIA™

format.

86. A computer-readable medium storing computer-executable instructions to perform requesting left eye digital video data and right eye digital video data wherein the left eye digital video data and the right eye digital video data have at least one pixel or line resolution of at least 352;

compressing the left eye video data and the right eye video data to produce compressed left eye video data and compressed right eye video data; and

transmitting and/or storing the compressed left eye digital video data and the compressed right eye digital video data.

87. A device for producing stereoscopic video data comprising:

a digital serial interface for receiving left eye digital video data and right eye digital video data, wherein the left eye digital video data and the right eye digital video data have one pixel or line resolution of at least 352; and

a processor configured to structure the left eye digital video data and the right eye digital video data, received via the digital serial interface, in at least one stream format and/or at least one file format suitable for playing on at least one player to produce a stereoscopic display.

88. A transportable storage medium storing at least 5 Gb of compressed stereoscopic digital video data wherein decompression and playback of the compressed stereoscopic digital video data results in DVD quality video having one pixel or line resolution of at least 352.

89. The transportable storage medium of claim 88, further comprising compressed audio data.

90. The transportable storage medium of claim 88, wherein the compressed stereoscopic digital video data is generated from stereoscopic digital video data having one pixel or line resolution of at least 720 and the other pixel or line resolution greater than 576.

91. A device comprising an encoder configured to encode stereoscopic is digital video data having one pixel or line resolution of at least 352 at a rate of approximately 0.1 Gbps per GHz of processor speed to produce encoded stereoscopic digital video.

92. A device comprising a decoder configured to decode encoded stereoscopic digital video at a rate of 0.4 Gbps per GHz processor speed, wherein the rate is based on a final video display format and wherein the final display format has one pixel or line resolution of at least 352.