Slide title 70 pt CAPITALS Slide subtitle minimum 30 pt Codec Operation Point draft-westerlund-avtext-codec-operation-point-00 Bo Burman

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 2 (28) IPR Disclosure

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 3 (28) Presentation Goal WG consensus that it is a desired feature WG consensus on suitability of proposed solution

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 4 (28) Problem and Motivation Large diversity of end-points in multimedia sessions –Large diversity in end-point capabilities; different types of end-points –End-points connecting with various access Optimum use of media changes dynamically within session –User Interface changes – direct user interaction –CPU power re-allocation –Dynamically changing network characteristics Available bandwidth Effective MTU and packet rate restrictions Loss rate and loss characteristics Codecs are often dynamically configurable –Local configuration on sender side –Many and inter-related configuration parameters Dynamic media codec configuration not feasible with any existing mechanism –SDP is typically not sufficiently dynamic, detailed and efficient for this –RTCP reports focus on network characteristics and do not map directly back to the codec configuration, risking ambiguity

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 5 (28) Wanted Functionality Allow a media receiver to dynamically request certain values for a set of encoding parameters used at a media sender in an established session The set of available encoding parameters should be defined –Sample encoding parameters are: Video resolution Video framerate Audio sampling rate Number of media channels … The result of SDP offer / answer describes session outer limits for encoding parameters, not to be exceeded –We only propose to allow dynamic changes within those limits

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 6 (28) Main Topologies Centralized (Star) Conference Point-to-point Conf A B C D AB Multimedia conferencing is main targeted application

Slide title 70 pt CAPITALS Slide subtitle minimum 30 pt Point-to-Point Sample Use Case Control Video Resolution

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 8 (28) Point-to-Point Use Case Control Video Resolution Receiver Sender 1. I can receive level 1.3 (for example max 352x288 at 30 Hz) 2. OK Establishing session, before making use of proposed functionality SIP / SDP

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 9 (28) Point-to-Point Use Case Control Video Resolution Receiver Sender 3. I am using 416x240 at 30 Hz Some parameters can be seen directly in media stream, some cannot. Same handling for both types, for consistency between request and notification. Media Signaling

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 10 (28) Point-to-Point Use Case Control Video Resolution Receiver Sender 5. I want 313x User changes video window size to 313x227 Applicable for example in RTCWEB Media Signaling

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 11 (28) Point-to-Point Use Case Control Video Resolution Receiver Sender 6. Restriction for multiples of 16 can only support 304x I am using 304x224 at 30 Hz Media Signaling

Slide title 70 pt CAPITALS Slide subtitle minimum 30 pt Conference Sample Use Case Change RTP Packet Size

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 13 (28) Conference Use Case Change RTP Packet Size Receiver 2 Sender Central Conference Node Receiver 1 In an established session 3. I am using max 1460 bytes RTP payload 1. I am using max 1460 bytes RTP payload 2. I am using max 1460 bytes RTP payload Media Signaling

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 14 (28) Conference Use Case Change RTP Packet Size Receiver 2 Sender Central Conference Node Receiver 1 4. Estimates payload limit to be 1400 bytes 5. I want max 1400 bytes RTP payload 6. Estimates payload limit to be 1320 bytes 7. I want max 1320 bytes RTP payload Media Signaling

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 15 (28) Conference Use Case Change RTP Packet Size Receiver 2 Sender 9. I want max 1320 bytes RTP packets Central Conference Node Receiver 1 8. Aggregates received requests (can also be done directly by sender), here choosing the minimum value Media Signaling

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 16 (28) Conference Use Case Change RTP Packet Size Receiver 2 Sender Central Conference Node Receiver Modifies encoding to produce smaller RTP packets 12. I am using max 1320 bytes RTP payload 10. I am using max 1320 bytes RTP payload 11. I am using max 1320 bytes RTP payload Media Signaling

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 17 (28) WG Interest Are the described functionalities a wanted feature?

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 18 (28) Assumed Signaling System Different Topology than the media plane Application Server (AS) handles application session signaling, especially for multi-party Any solution must work with service established by SIP/SDP signaling AS SIP Proxy Media Server AliceBob

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 19 (28) Chosen Signaling Technology Media plane signaling chosen; extend CCM (RFC 5104) –Responsive –Bandwidth efficient –Signaling has direct impact on media streams –Localized to codec and media stream; small session impact Parameter outer limits are defined by SDP O/A, as before Capability for solution is signaled in SDP

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 20 (28) Solution Overview Three messages –Notification of used parameter values –Request new parameter values –Status (return code) of request A set of pre-defined but extensible parameter types Media sender decides what values to actually use draft-westerlund-avtext-codec-operation-point-00

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 21 (28) Solution Overview Operation Point ID Allows multiple & repeated requests; RTCP is lossy Notification Version Payload Type Parameters… (Type-Length-Value) Sequence Number SSRC of Requester Result All messages have SSRC of sender and targeted stream, from RFC 5104 Operation Point ID Request Version Parameters… (Type-Length-Value) Sequence Number Operation Point ID Status Version Heads-up that any parameter changedOne SSRC can use multiple Payload Types Allows Requester to know if media sender has taken Request into account, since media sender need not follow request exactly Request is delta from Notification Heads-up that any parameter changedOne SSRC can use multiple Payload Types Request is delta from Notification Heads-up that any parameter changedOne SSRC can use multiple Payload Types Allows multiple & repeated requests; RTCP is lossy Request is delta from Notification Heads-up that any parameter changedOne SSRC can use multiple Payload Types Allows Requester to know if media sender has taken Request into account, since media sender need not follow request exactly Allows multiple & repeated requests; RTCP is lossy Request is delta from Notification Heads-up that any parameter changedOne SSRC can use multiple Payload Types

Slide title 44 pt Text and bullet level 1 minimum 24 pt Bullets level 2-5 minimum 20 pt Characters for Embedded font: !"#$%&'()*+,-./ :; WXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~¡¢£¤¥¦§¨©ª« ¬®¯°±²³´¶·¸¹º»¼½ÀÁÂÃÄÅÆÇÈËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛ ÜÝÞßàáâãäåæçèéêëìíîïðñòóôõö÷øùúûüýþÿĀāĂăąĆćĊċ ČĎďĐđĒĖėĘęĚěĞğĠġĢģĪīĮįİıĶķĹĺĻļĽľŁłŃńŅņŇňŌŐőŒ œŔŕŖŗŘřŚśŞşŠšŢţŤťŪūŮůŰűŲųŴŵŶŷŸŹźŻżŽžƒˆˇ˘˙˚˛ ˜˝– …ĀĀĂĂĄĄĆĆĊĊČČĎĎĐĐĒĒĖĖĘĘĚĚ ĞĞĠĠĢĢĪĪĮĮİĶĶĹĹĻĻĽĽŃŃŅŅŇŇŌŌŐŐŔŔŖŖŘŘŚŚŞ ŞŢŢŤŤŪŪŮŮŰŰŲŲŴŴŶŶŹŹŻŻ ΆΈΉΊΌΎΏΐΑΒΓΕΖΗΘΙΚΛΜΝΞΟΠΡΣΤΥΦΧΨΪΫΆΈΉΊΰα βγδεζηθικλνξορςΣΤΥΦΧΨΩΪΫΌΎΏ ЁЂЃЄЅІЇЈЉЊЋЌЎЏАБВГДЕЖЗИЙКЛМНОПРСТУФХ ЦЧШЩЪЫЬЭЮЯАБВГДЕЖЗИЙКЛМНОПРСТУФХЦЧ ШЩЪЫЬЭЮЯЁЂЃЄЅІЇЈЉЊЋЌЎЏ ѢѢѲѲѴѴ ҐҐәǽ Do not add objects or text in the footer area Codec Operation Point | IETF 83 - AVTEXT | March 2012 | Page 22 (28) WG Opinion Does the WG believe this solution to be reasonable?