MEDIA NEGOTIATION METHOD, DEVICE, AND SYSTEM FOR MULTI-STREAM CONFERENCE
First Claim
1. A media negotiation method for a multi-stream conference, the method comprising:
- sending, by a first media entity, a media advertisement message to a second media entity, wherein the media advertisement message carries information about at least two media data objects, the information about the media data objects at least comprises information about one real-time site picture, the information about the real-time site picture at least comprises media view information, and the media data objects are media data streams that can be provided by the first media entity for the second media entity;
receiving, by the first media entity, a media selection message sent by the second media entity, wherein the media selection message carries information, about a media data object, selected by the second media entity, and the information, about the media data object, selected by the second media entity is selected by the second media entity from the information about the at least two media data objects; and
determining, by the first media entity, a corresponding media data object according to the information, about the media data object, selected by the second media entity, and establishing a media transmission channel with the second media entity, so as to transmit the corresponding media data object to the second media entity through the media transmission channel.
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Accused Products
Abstract
The present invention provides a media negotiation method, device, and system for a multi-stream conference. The method includes: sending a media advertisement message that carries information about at least two media data objects; receiving a media selection message that carries information, about a media data object, selected by a second media entity; and determining a corresponding media data object according to the information, about the media data object, selected by the second media entity, and establishing a media transmission channel with the second media entity, so as to transmit the corresponding media data object to the second media entity through the media transmission channel. In embodiments of the present invention, more media data streams can be represented, and the representation accuracy and the amount of information of the media data stream can be improved
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Citations
24 Claims
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1. A media negotiation method for a multi-stream conference, the method comprising:
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sending, by a first media entity, a media advertisement message to a second media entity, wherein the media advertisement message carries information about at least two media data objects, the information about the media data objects at least comprises information about one real-time site picture, the information about the real-time site picture at least comprises media view information, and the media data objects are media data streams that can be provided by the first media entity for the second media entity; receiving, by the first media entity, a media selection message sent by the second media entity, wherein the media selection message carries information, about a media data object, selected by the second media entity, and the information, about the media data object, selected by the second media entity is selected by the second media entity from the information about the at least two media data objects; and determining, by the first media entity, a corresponding media data object according to the information, about the media data object, selected by the second media entity, and establishing a media transmission channel with the second media entity, so as to transmit the corresponding media data object to the second media entity through the media transmission channel. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A media negotiation method for a multi-stream conference, the method comprising:
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receiving, by a second media entity, a media advertisement message sent by a first media entity, wherein the media advertisement message carries information about at least two media data objects, the information about the media data objects at least comprises information about one real-time site picture, the information about the real-time site picture at least comprises media view information, and the media data objects are media data streams that can be provided by the first media entity for the second media entity; selecting, by the second media entity, from the information about the at least two media data objects, information about a media data object; sending, by the second media entity, a media selection message to the first media entity, wherein the media selection message carries the information, about the media data object, selected by the second media entity, so that the first media entity determines a corresponding media data object according to the information, about the media data object, selected by the second media entity; and establishing, by the second media entity, a media transmission channel with the first media entity, and receiving, through the media transmission channel, the corresponding media data object sent by the first media entity. - View Dependent Claims (9, 10, 11, 12)
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13. A media negotiation device for a multi-stream conference, wherein the device is a first media entity, the device comprising:
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a transceiver, configured to send a media advertisement message to a second media entity, wherein the media advertisement message carries information about at least two media data objects, the information about the media data objects at least includes information about one real-time site picture, the information about the real-time site picture at least includes media view information, and the media data objects are media data streams that can be provided by the first media entity for the second media entity; and
receive a media selection message sent by the second media entity, wherein the media selection message carries information, about a media data object, selected by the second media entity, and the information, about the media data object, selected by the second media entity is selected by the second media entity from the information about the at least two media data objects;a processor, configured to determine a corresponding media data object according to the information, about the media data object, selected by the second media entity, and establish a media transmission channel with the second media entity, so as to transmit the corresponding media data object to the second media entity through the media transmission channel. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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20. A media negotiation device for a multi-stream conference, wherein the device is a second media entity, the device comprising:
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a transceiver, configured to receive a media advertisement message sent by a first media entity, wherein the media advertisement message carries information about at least two media data objects, the information about the media data objects at least includes information about one real-time site picture, the information about the real-time site picture at least includes media view information, and the media data objects are media data streams that can be provided by the first media entity for the second media entity; a processor, configured to select, from the information about the at least two media data objects, information about a media data object; the transceiver is further configured to send a media selection message to the first media entity, wherein the media selection message carries the information, about the media data object, selected by the second media entity, so that the first media entity determines a corresponding media data object according to the information, about the media data object, selected by the second media entity; and
establish a media transmission channel with the first media entity, and receive, through the media transmission channel, the corresponding media data object sent by the first media entity. - View Dependent Claims (21, 22, 23, 24)
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Specification