Direct manipulation of two-dimensional moving picture streams in three-dimensional space

A video editing method, comprising:

• displaying on a display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface,
• displaying a first handle attached to the first two-dimensional projection,
• detecting displacement at the first handle of a cursor responsive to a pointing device,
• updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor,
• displaying on a display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface,
• redisplaying the first handle attached to the second two-dimensional projection
• displaying a rectangular frame associated with the representation, wherein the step of displaying a handle displays a handle on one side of the rectangular frame,
• displaying a second handle on another side of the rectangular frame opposite the one side of the rectangular frame, and
• wherein the steps of displaying handles each display a handle that includes a stem connected to the rectangle and a circular projection of a sphere connected to their respective stem.

A video editing method, comprising:

• displaying on a display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface,
• displaying a first handle attached to the first two-dimensional projection,
• detecting displacement at the first handle of a cursor responsive to a pointing device,
• updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor,
• displaying on a display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface,
• redisplaying the first handle attached to the second two-dimensional projection
• displaying a rectangular frame associated with the representation, wherein the step of displaying a handle displays a handle on one side of the rectangular frame,
• displaying a second handle on another side of the rectangular frame opposite the one side of the rectangular frame, and
• ceasing to display the second handle upon the detection of the cursor as it approaches the first handle.

A video editing method, comprising:

• displaying on a display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface,
• displaying a first handle attached to the first two-dimensional projection,
• detecting displacement at the first handle of a cursor responsive to a pointing device,
• updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor,
• displaying on a display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface,
• redisplaying the first handle attached to the second two-dimensional projection, and
• wherein the step of displaying a handle displays a handle that includes a stem and a circular projection of a sphere connected to the stem.

A video editing method, comprising:

• displaying on a display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface,
• displaying a first handle attached to the first two-dimensional projection,
• detecting displacement at the first handle of a cursor responsive to a pointing device,
• updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor,
• displaying on a display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface,
• redisplaying the first handle attached to the second two-dimensional projection, and
• changing the appearance of the cursor as it approaches the first handle.

A video composing system, comprising:

• a display screen,
• a pointing device, and
• a user interface module operatively connected to the display screen and to the user input device, the user interface module being for displaying on the display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface;
• the user interface module also being for displaying a first handle attached to the first two-dimensional projection;
• the user interface module also being for detecting displacement at the first handle of a cursor responsive to the pointing device;
• the user interface module also being for updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor;
• the user interface module also being for displaying on the display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface;
• and the user interface module further being for redisplaying the first handle attached to the second two-dimensional projection and for redisplaying the cursor at the first handle in the position the handle occupies after redisplaying the first handle.

A video composing system, comprising:

• a display screen,
• a pointing device, and
• a user interface module operatively connected to the display screen and to the user input device, the user interface module being for displaying on the display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface;
• the user interface module also being for displaying a first handle attached to the first two-dimensional projection;
• the user interface module also being for detecting displacement at the first handle of a cursor responsive to the pointing device;
• the user interface module also being for updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor;
• the user interface module also being for displaying on the display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface;
• the user interface module also being for redisplaying the first handle attached to the second two-dimensional projection;
• the user interface module also being for displaying a rectangular frame associated with the representation and for displaying a handle on one side of the rectangular frame;
• the user interface module also being for displaying a second handle on another side of the rectangular frame opposite the one side of the rectangular frame;
• and the user interface module further being for ceasing to display the second handle upon the detection of the cursor as it approaches the first handle.

A video composing system, comprising:

• a display screen,
• a pointing device, and
• a user interface module operatively connected to the display screen and to the user input device, the user interface module being for displaying on the display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface;
• the user interface module also being for displaying a first handle attached to the first two-dimensional projection, which handle includes a stem and a circular projection of a sphere connected to the stem;
• the user interface module also being for detecting displacement at the first handle of a cursor responsive to the pointing device;
• the user interface module also being for updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor;
• the user interface module also being for displaying on the display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface;
• and the user interface module further being for redisplaying the first handle attached to the second two-dimensional projection.

A video composing system, comprising:

• a display screen,
• a pointing device, and
• a user interface module operatively connected to the display screen and to the user input device, the user interface module being for displaying on the display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface;
• the user interface module also being for displaying a first handle attached to the first two-dimensional projection;
• the user interface module also being for detecting displacement at the first handle of a cursor responsive to the pointing device;
• the user interface module also being for updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor;
• the user interface module also being for displaying on the display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface;
• the user interface module also being for redisplaying the first handle attached to the second two-dimensional projection;
• and the user interface module further being for changing the appearance of the cursor as it approaches the first handle.

A video editing method, comprising:

• displaying on a display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface,
• displaying a first handle attached to the first two-dimensional projection,
• detecting displacement at the first handle of a cursor responsive to a pointing device,
• updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor,
• displaying on a display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface,
• redisplaying the first handle attached to the second two-dimensional projection, and
• displaying a graphical representation of a surface-based rotation axis based on the projection surface on the display screen when the surface-based axis ceases to coextend with a corresponding global axis.

A video composing system, comprising:

• a display screen,
• a pointing device, and
• a user interface module operatively connected to the display screen and to the user input device, the user interface module being for displaying on the display screen a first two-dimensional projection of a representation of a projection surface, the two-dimensional projection being derived from a first three-dimensional position of the projection surface;
• the user interface module also being for displaying a first handle attached to the first two-dimensional projection;
• the user interface module also being for detecting displacement at the first handle of a cursor responsive to the pointing device;
• the user interface module also being for updating the first three-dimensional position of the projection surface in a manner corresponding to the amount and direction of the displacement of the cursor;
• the user interface module also being for displaying on the display screen a second two-dimensional projection of the representation of the projection surface, the second two-dimensional projection being derived from the updated first three-dimensional position of the projection surface;
• the user interface module also being for redisplaying the first handle attached to the second two-dimensional projection;
• and the user interface module further being for displaying a graphical representation of a surface-based rotation axis based on the projection surface on the display screen when the surface-based axis ceases to coextend with a corresponding global axis.