A stereoscopic image data transmission device comprising:
an image data output unit that outputs stereoscopic image data of a
5 predetermined program that includes left-eye image data and right-eye image data;
a disparity information set output unit that outputs a disparity information
set for a predetermined pixel position corresponding to the stereoscopic image data
of the predetermined program that is output from the image data output unit; and
a transmission unit that transmits the stereoscopic image data output from
10 the image data output unit and the disparity information set output from the disparity
information set output unit,
wherein the disparity information set includes position data that represents a
relative position of the predetermined pixel position with respect to a whole image
and disparity data for the predetermined pixel position.
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2. The stereoscopic image data transmission device according to claim 1,
wherein the position data is formed by direction data that represents a direction of the
predetermined pixel position from an origin by using an image center as the origin
and distance data that represents a distance from the origin to the predetermined pixel
20 position.
3. The stereoscopic image data transmission device according to claim 2,
wherein the disparity data is data that represents a ratio of a value of the disparity
information for the predetermined pixel position to the distance from the origin.
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4. The stereoscopic image data transmission device according to claim 2,
wherein the disparity data is a value of the disparity information at specific display
resolution for the predetermined pixel position.
30 5. The stereoscopic image data transmission device according to claim 1,
wherein the position data is formed by horizontal distance data that represents a
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horizontal distance of the predetermined pixel position from the origin and vertical
distance data that represents a vertical distance of the predetermined pixel position
from the origin.
5 6. The stereoscopic image data transmission device according to claim 5,
wherein the disparity data is data that represents a ratio of a value of the disparity
information for the predetermined pixel position with respect to specific display
resolution.
10 7. The stereoscopic image data transmission device according to claim 5,
wherein the disparity data is a value of the disparity information for the
predetermined pixel position at specific display resolution.
8. The stereoscopic image data transmission device according to claim 1,
15 wherein the predetermined pixel positions are a first pixel position at which a value
of the disparity information is maximum and a second pixel position at which the
value of the disparity information is minimum.
9. The stereoscopic image data transmission device according to claim 1,
20 wherein the disparity information set output unit outputs the disparity information set
of each divided period acquired by equally dividing a period of the predetermined
program in a hierarchical manner,
10. The stereoscopic image data transmission device according to claim 1,
25 wherein the transmission unit transmits a transport stream that includes the
stereoscopic image data of the predetermined program output from the image data
transmission unit and inserts a descriptor that includes the disparity information set
output from the disparity information set output unit at a predetermined position of
PSI information or SI information that is inserted into the transport stream.
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11. The stereoscopic image data transmission device according to claim 1,
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wherein the transmission unit transmits the disparity information set with being
included in an elementary stream that is used for transmitting predetermined
information.
5 12. The stereoscopic image data transmission device according to claim 11,
wherein the other information is the stereoscopic image data, and
the disparity information set is inserted into a user data region of a header
section of the elementary stream.
10 13.
and
The stereoscopic image data transmission device according to claim 11,
wherein the predetermined information is subtitle data or independent data,
the elementary stream includes a segment or a packet into which the
disparity information set is inserted.
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14. A method of transmitting stereoscopic image data, the method comprising:
outputting stereoscopic image data of a predetermined program that includes
left-eye image data and right-eye image data;
outputting a disparity information set for a predetermined pixel position
20 corresponding to the stereoscopic image data of the predetermined program that is
output in the outputting of stereoscopic image data; and
transmitting the stereoscopic image data output in the outputting of
stereoscopic image data and the disparity information set output in the outputting of a
disparity information set,
25 wherein the disparity information set includes position data that represents a
relative position of the predetermined pixel position with respect to a whole image
and disparity data for the predetermined pixel position.
15. A stereoscopic image data reception device comprising:
30 a receiving unit that receives stereoscopic image data of a predetermined
program that includes left-eye image data and right-eye image data and a disparity
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information set for a predetermined pixel position corresponding to the stereoscopic
image data of the predetermined program;
an overlapping information data output unit that outputs data of left-eye
overlapping information corresponding to the left-eye image data that is included in
5 the stereoscopic image data received by the receiving unit and data of right-eye
overlapping information corresponding to the right eye image data that is included in
the stereoscopic image data received by the receiving unit; and
a data overlapping unit that overlaps the data of the left-eye overlapping
information and the data of the right-eye overlapping information, which are output
10 from the overlapping information data output unit, and the left-eye image data and
the right-eye image data included in the stereoscopic image data received by the
receiving unit each other,
wherein the disparity information set includes position data that represents a
relative position of the predetermined pixel position with respect to the whole image
15 and disparity data for the predetermined pixel position, and
the overlapping information data output unit brings disparity to occur
between the left-eye overlapping information and the right-eye overlapping
information based on the disparity information set received by the receiving unit.
20 16. A stereoscopic image data reception device comprising:
a receiving unit that receives stereoscopic image data of a predetermined
program that includes left-eye image data and right-eye image data and a disparity
information set for a predetermined pixel position corresponding to the stereoscopic
image data of the predetermined program; and
25 a transmission unit that transmits the left-eye image data, the right-eye
image data, and the disparity information set that are received by the receiving unit to
an external device through a transmission line,
wherein the disparity information set includes position data that represents a
relative position of the predetermined pixel position with respect to the whole image
30 and disparity data for the predetermined pixel position.
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17. The stereoscopic image data reception device according to claim 16,
wherein the transmission unit transmits the image data through a plurality of
channels to the external device through the transmission line by using differential
signals, and
5 the transmission unit transmits the disparity information set to the external
device by inserting the disparity information set in a blanking period of the image
data.
18. The stereoscopic image data reception device according to claim 16,
10 wherein the transmission unit includes:
a transmission data generating unit that generates transmission data in units
of a video field period including a horizontal blanking interval, a vertical blanking
interval, and an active video interval that are broken in accordance with a vertical
synchronization signal; and
15 a transmission data transmitting unit that transmits the transmission data
generated by the transmission data generating unit to the external device through the
transmission line through a plurality of channels by using differential signals,
the active video interval includes a main video region and an auxiliary video
region, and
20 the transmission data generating unit arranges image data in the main video
region and arranges the disparity information set relating to the image data arranged
in the main video region in the auxiliary video region.
19. A stereoscopic image data transmission device comprising:
25 an image data output unit that outputs stereoscopic image data of a
predetermined program that includes left-eye image data and right-eye image data;
a disparity information output unit that outputs disparity information
corresponding to the stereoscopic image data of the predetermined program that is
output from the image data output unit; and
30 a transmission unit that transmits the stereoscopic image data output from
the image data output unit and the disparity information output from the disparity
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information output unit,
wherein the transmission unit inserts a segment or a packet that includes the
disparity information into an elementary stream used for transmitting predetermined
information, and
5 the segment or the packet further includes timing information that represents
usage timing of the disparity information.
20. The stereoscopic image data transmission device according to claim 19,
wherein the segment or the packet further includes flag information that represents
10 whether or not segments or packets are continuously present.