rcsl.txt

linux下的一款播放器

AGE AND BE OTHERWISE COMPETENT TO ENTER INTO CONTRACTS. IF YOU DO NOT
MEET THIS CRITERIA OR YOU DO NOT AGREE TO ANY OF THE TERMS AND
CONDITIONS OF THIS LICENSE, CLICK ON THE REJECT BUTTON TO EXIT.


    GLOSSARY

1. *"Added Value"* means code which:

(i) has a principal purpose which is substantially different from that
of the stand-alone Technology;

(ii) represents a significant functional and value enhancement to the
Technology;

(iii) operates in conjunction with the Technology; and

(iv) is not marketed as a technology which replaces or substitutes for
the Technology

2. "*Applicable Patent Rights*" mean: (a) in the case where Original
Contributor is the grantor of rights, claims of patents that (i) are now
or hereafter acquired, owned by or assigned to Original Contributor and
(ii) are necessarily infringed by using or making the Original Code or
Upgraded Code, including Modifications provided by Original Contributor,
alone and not in combination with other software or hardware; and (b) in
the case where Licensee is the grantor of rights, claims of patents that
(i) are now or hereafter acquired, owned by or assigned to Licensee and
(ii) are infringed (directly or indirectly) by using or making
Licensee's Modifications or Error Corrections, taken alone or in
combination with Covered Code.

3. "*Application Programming Interfaces (APIs)"* means the interfaces,
associated header files, service provider interfaces, and protocols that
enable a device, application, Operating System, or other program to
obtain services from or make requests of (or provide services in
response to requests from) other programs, and to use, benefit from, or
rely on the resources, facilities, and capabilities of the relevant
programs using the APIs. APIs includes the technical documentation
describing the APIs, the Source Code constituting the API, and any
Header Files used with the APIs.

4. "*Commercial Use*" means any use (internal or external), copying,
sublicensing or distribution (internal or external), directly or
indirectly of Covered Code by You other than Your Research Use of
Covered Code within Your business or organization or in conjunction with
other Licensees with equivalent Research Use rights. Commercial Use
includes any use of the Covered Code for direct or indirect commercial
or strategic gain, advantage or other business purpose. Any Commercial
Use requires execution of Attachment D by You and Original Contributor.

5. "*Community Code*" means the Original Code, Upgraded Code, Error
Corrections, Shared Modifications, or any combination thereof.

6. "*Community Webserver(s)"* means the webservers designated by
Original Contributor for access to the Original Code, Upgraded Code, TCK
and Specifications and for posting Error Corrections and Shared
Modifications.

7. "*Compliant Covered Code*" means Covered Code that complies with the
requirements of the TCK.

8. "*Contributor*" means each Licensee that creates or contributes to
the creation of any Error Correction or Shared Modification.

9. "*Covered Code*" means the Original Code, Upgraded Code,
Modifications, or any combination thereof.

10. "*Error Correction*" means any change made to Community Code which
conforms to the Specification and corrects the adverse effect of a
failure of Community Code to perform any function set forth in or
required by the Specifications.

11. "*Executable*" means Covered Code that has been converted from
Source Code to the preferred form for execution by a computer or digital
processor (e.g. binary form).

12. "*Extension(s)"* means any additional Interfaces developed by or for
You which: (i) are designed for use with the Technology; (ii) constitute
an API for a library of computing functions or services; and (iii) are
disclosed or otherwise made available to third party software developers
for the purpose of developing software which invokes such additional
Interfaces. The foregoing shall not apply to software developed by Your
subcontractors to be exclusively used by You.

13. "*Header File(s)"* means that portion of the Source Code that
provides the names and types of member functions, data members, class
definitions, and interface definitions necessary to implement the APIs
for the Covered Code. Header Files include, files specifically
designated by Original Contributor as Header Files. Header Files do not
include the code necessary to implement the functionality underlying the
Interface.

14. *"Helix DNA Server Technology"* means the program(s) that implement
the Helix Universal Server streaming engine for the Technology as
defined in the Specification.

15. *"Helix DNA Client Technology"* means the Covered Code that
implements the RealOne Player engine as defined in the Specification.

16. *"Helix DNA Producer Technology"* means the Covered Code that
implements the Helix Producer engine as defined in the Specification.

17. *"Helix DNA Technology"* means the Helix DNA Server Technology, the
Helix DNA Client Technology, the Helix DNA Producer Technology and other
Helix technologies designated by Original Contributor.

18. "*Intellectual Property Rights*" means worldwide statutory and
common law rights associated solely with (i) Applicable Patent Rights;
(ii) works of authorship including copyrights, copyright applications,
copyright registrations and "moral rights"; (iii) the protection of
trade and industrial secrets and confidential information; and (iv)
divisions, continuations, renewals, and re-issuances of the foregoing
now existing or acquired in the future.

19. *"Interface*" means interfaces, functions, properties, class
definitions, APIs, Header Files, GUIDs, V-Tables, and/or protocols
allowing one piece of software, firmware or hardware to communicate or
interoperate with another piece of software, firmware or hardware.

20. "*Internal Deployment Use*" means use of Compliant Covered Code
(excluding Research Use) within Your business or organization only by
Your employees and/or agents on behalf of Your business or organization,
but not to provide services, including content distribution, to third
parties, subject to execution of Attachment D by You and Original
Contributor, if required.

21. "*Licensee*" means any party that has entered into and has in effect
a version of this License with Original Contributor.

22. "*MIME type*" means a description of what type of media or other
content is in a file, including by way of example but not limited to
'audio/x-pn-realaudio-plugin.'

23. "*Modification(s)"* means (i) any addition to, deletion from and/or
change to the substance and/or structure of the Covered Code, including
Interfaces; (ii) the combination of any Covered Code and any previous
Modifications; (iii) any new file or other representation of computer
program statements that contains any portion of Covered Code; and/or
(iv) any new Source Code implementing any portion of the Specifications.

24. "*MP3 Patents*" means any patents necessary to make, use or sell
technology implementing any portion of the specification developed by
the Moving Picture Experts Group known as MPEG-1 Audio Layer-3 or MP3,
including but not limited to all past and future versions, profiles,
extensions, parts and amendments relating to the MP3 specification.

25. "*MPEG-4 Patents*" means any patents necessary to make, use or sell
technology implementing any portion of the specification developed by
the Moving Pictures Experts Group known as MPEG-4, including but not
limited to all past and future versions, profiles, extensions, parts and
amendments relating to the MPEG-4 specification.

26. "*Original Code*" means the initial Source Code for the Technology
as described on the Community Web Server.

27. "*Original Contributor*" means RealNetworks, Inc., its affiliates
and its successors and assigns.

28. "*Original Contributor MIME Type*" means the MIME registry, browser
preferences, or local file/protocol associations invoking any Helix DNA
Client-based application, including the RealOne Player, for playback of
RealAudio, RealVideo, other RealMedia MIME types or datatypes (e.g.,
.ram, .rnx, .rpm, .ra, .rm, .rp, .rt, .rf, .prx, .mpe, .rmp, .rmj, .rav,
.rjs, .rmx, .rjt, .rms), and any other Original Contributor-specific or
proprietary MIME types that Original Contributor may introduce in the
future.

29. "*Personal Use*" means use of Covered Code by an individual solely
for his or her personal, private and non-commercial purposes. An
individual's use of Covered Code in his or her capacity as an officer,
employee, member, independent contractor or agent of a corporation,
business or organization (commercial or non-commercial) does not qualify
as Personal Use.

30. "*RealMedia File Format*" means the file format designed and
developed by RealNetworks for storing multimedia data and used to store
RealAudio and RealVideo encoded streams. Valid RealMedia File Format
extensions include: .rm, .rmj, .rmc, .rmvb, .rms.

31. "*RCSL Webpage*" means the RealNetworks Community Source License
webpage located at https://www.helixcommunity.org/content/rcsl or such
other URL that Original Contributor may designate from time to time.

32. "*Reformatted Specifications*" means any revision to the
Specifications which translates or reformats the Specifications (as for
example in connection with Your documentation) but which does not alter,
subset or superset * *the functional or operational aspects of the
Specifications.

33. "*Research Use*" means use and distribution of Covered Code only for
Your Personal Use, research or development use and expressly excludes
Internal Deployment Use and Commercial Use. Research Use also includes
use of Covered Code to teach individuals how to use Covered Code.

34. "*Shared Modifications*" means Modifications that You distribute or
use for a Commercial Use, in addition to any Modifications provided by
You, at Your option, pursuant to Section 2.2, or received by You from a
Contributor pursuant to Section 2.3.

35. "*Source Code*" means the preferred form of the Covered Code for
making modifications to it, including all modules it contains, plus any
associated interface definition files, scripts used to control
compilation and installation of an Executable, or source code
differential comparisons against either the Original Code or another
well known, available Covered Code of the Contributor's choice. The
Source Code can be in a compressed or archival form, provided the
appropriate decompression or de-archiving software is widely available
for no charge.

36. "*Specifications*" means the specifications for the Technology and
other documentation, as designated on the Community Web Server, as may
be revised by Original Contributor from time to time.

37. "*Trademarks*" means Original Contributor's trademarks and logos,
including, but not limited to, RealNetworks, RealAudio, RealVideo,
RealOne, RealSystem, SureStream, Helix, Helix DNA and other trademarks
whether now used or adopted in the future.

38. "*Technology*" means the technology described in Attachment B, and
Upgrades.

39. "*Technology Compatibility Kit"* or *"TCK*" means the test programs,
procedures, acceptance criteria and/or other requirements, designated by
Original Contributor for use in verifying compliance of Covered Code
with the Specifications, in conjunction with the Original Code and
Upgraded Code. Original Contributor may, in its sole discretion and from
time to time, revise a TCK to correct errors and/or omissions and in
connection with Upgrades.

40. "*Upgrade(s)"* means new versions of Technology designated
exclusively by Original Contributor as an "Upgrade" and released by
Original Contributor from time to time under the terms of the License.

41. "*Upgraded Code*" means the Source Code and/or Executables for
Upgrades, possibly including Modifications made by Contributors.

42. *"User's Guide"* means the users guide for the TCK which Original
Contributor makes available to You to provide direction in how to run
the TCK and properly interpret the results, as may be revised by
Original Contributor from time to time.

43. "*You(r)*" means an individual, or a legal entity acting by and
through an individual or individuals, exercising rights either under
this License or under a future version of this License issued pursuant
to Section 4.1. For legal entities, "You(r)" includes any entity that by
majority voting interest controls, is controlled by, or is under common
control with You.

44. "*Your Products*" means any (i) hardware products You distribute
integrating the Covered Code; (ii) any software products You distribute
with the Covered Code that utilize the APIs of the Covered Code; or
(iii) any services You provide using the Covered Code.


  ATTACHMENT A

REQUIRED NOTICES


    ATTACHMENT A-1

REQUIRED IN ALL CASES

Notice to be included in header file of all Error Corrections and Shared
Modifications:

Portions Copyright 1994-2003