1. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала, ÑодеÑжаÑий ÑÑапÑ, на коÑоÑÑÑ : ! извлекаÑÑ Ð¸Ð· аÑдиоÑигнала Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑиÑ; ! ÑоÑмиÑÑÑÑ Ð¼Ð¾Ð´Ð¸ÑиÑиÑованнÑй Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð½Ð° оÑнове Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ извлеÑенной инÑоÑмаÑии из обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии; ! ÑоÑмиÑÑÑÑ ÐºÐ°Ð½Ð°Ð»Ñно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð½Ð° оÑнове обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии и ÑпÑавлÑÑÑÐ¸Ñ Ð´Ð°Ð½Ð½ÑÑ Ð´Ð»Ñ Ð²Ð¾ÑпÑÐ¾Ð¸Ð·Ð²ÐµÐ´ÐµÐ½Ð¸Ñ Ñигнала понижаÑÑего микÑиÑованиÑ; и ! ÑоÑмиÑÑÑÑ Ð¼Ð½Ð¾Ð³Ð¾ÐºÐ°Ð½Ð°Ð»ÑнÑй аÑдиоÑигнал на оÑнове модиÑиÑиÑованного Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ каналÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии. ! 2. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.1, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии ÑазноÑÑей ÑÑовней обÑекÑов, инÑоÑмаÑии взаимной коÑÑелÑÑии Ð¼ÐµÐ¶Ð´Ñ Ð¾Ð±ÑекÑами, инÑоÑмаÑии ÑÑÐ¸Ð»ÐµÐ½Ð¸Ñ Ð¿Ð¾Ð½Ð¸Ð¶Ð°ÑÑего микÑиÑованиÑ, инÑоÑмаÑии ÑазноÑÑей ÑÑовней каналов понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ инÑоÑмаÑии абÑолÑÑной ÑнеÑгии обÑекÑов. ! 3. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.1, в коÑоÑом извлеÑÐµÐ½Ð½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии огибаÑÑей, инÑоÑмаÑии гÑÑппиÑовки, инÑоÑмаÑии ÑÑилениÑ, инÑоÑмаÑии пеÑиода молÑаниÑ, инÑоÑмаÑии ÑазноÑÑей ÑÑовней и инÑоÑмаÑии оÑÑаÑоÑного Ñигнала обÑекÑнÑÑ Ñигналов. ! 4. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.3, в коÑоÑом инÑоÑмаÑÐ¸Ñ Ð¾Ð³Ð¸Ð±Ð°ÑÑей ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии коÑÑÑиÑиенÑов кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ñ Ð»Ð¸Ð½ÐµÐ¹Ð½Ñм пÑедÑказанием (LPC), инÑоÑмаÑии ÑнеÑгии и инÑоÑмаÑии моÑноÑÑ� 1. A method for decoding an audio signal, comprising the steps of:! extracting a downmix signal and object-oriented additional information from the audio signal; ! generating a modified downmix signal based on the downmix signal and extracted information from the object-oriented additional information; ! forming channel-oriented additional information based on object-oriented additional information and control data for reproducing the down-mix signal; and! form a multi-channel audio signal based on a modified down-mix signal and channel-oriented additional information. ! 2. The method of decoding the audio signal according to claim 1, in which the object-oriented additional information contains at least one of the information of the differences of the levels of the objects, the information of the cross-correlation between the objects, the information of the amplification of the downmix, information of the differences of the levels of the channels of the downmix and information of the absolute energy of the objects . ! 3. The method for decoding an audio signal according to claim 1, in which the extracted information contains at least one of envelope information, grouping information, gain information, silence period information, level difference information and residual signal information of the object signals. ! 4. The method for decoding an audio signal according to claim 3, wherein the envelope information comprises at least one of linear prediction coding coefficient (LPC) information, energy information and power information
Claims (19) Translated from Russian1. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала, ÑодеÑжаÑий ÑÑапÑ, на коÑоÑÑÑ :1. A method of decoding an audio signal, comprising stages in which: извлекаÑÑ Ð¸Ð· аÑдиоÑигнала Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑиÑ;extracting a downmix signal and object-oriented additional information from the audio signal; ÑоÑмиÑÑÑÑ Ð¼Ð¾Ð´Ð¸ÑиÑиÑованнÑй Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð½Ð° оÑнове Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ извлеÑенной инÑоÑмаÑии из обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии;generating a modified downmix signal based on the downmix signal and extracted information from the object-oriented additional information; ÑоÑмиÑÑÑÑ ÐºÐ°Ð½Ð°Ð»Ñно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð½Ð° оÑнове обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии и ÑпÑавлÑÑÑÐ¸Ñ Ð´Ð°Ð½Ð½ÑÑ Ð´Ð»Ñ Ð²Ð¾ÑпÑÐ¾Ð¸Ð·Ð²ÐµÐ´ÐµÐ½Ð¸Ñ Ñигнала понижаÑÑего микÑиÑованиÑ; иforming channel-oriented additional information based on object-oriented additional information and control data for reproducing the down-mix signal; and ÑоÑмиÑÑÑÑ Ð¼Ð½Ð¾Ð³Ð¾ÐºÐ°Ð½Ð°Ð»ÑнÑй аÑдиоÑигнал на оÑнове модиÑиÑиÑованного Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ каналÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии.form a multi-channel audio signal based on a modified down-mix signal and channel-oriented additional information. 2. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.1, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии ÑазноÑÑей ÑÑовней обÑекÑов, инÑоÑмаÑии взаимной коÑÑелÑÑии Ð¼ÐµÐ¶Ð´Ñ Ð¾Ð±ÑекÑами, инÑоÑмаÑии ÑÑÐ¸Ð»ÐµÐ½Ð¸Ñ Ð¿Ð¾Ð½Ð¸Ð¶Ð°ÑÑего микÑиÑованиÑ, инÑоÑмаÑии ÑазноÑÑей ÑÑовней каналов понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ инÑоÑмаÑии абÑолÑÑной ÑнеÑгии обÑекÑов.2. The method of decoding the audio signal according to claim 1, in which the object-oriented additional information contains at least one of the information of the differences of the levels of the objects, the information of the cross-correlation between the objects, the information of the amplification of the downmix, information of the differences of the levels of the channels of the downmix and information of the absolute energy of the objects . 3. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.1, в коÑоÑом извлеÑÐµÐ½Ð½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии огибаÑÑей, инÑоÑмаÑии гÑÑппиÑовки, инÑоÑмаÑии ÑÑилениÑ, инÑоÑмаÑии пеÑиода молÑаниÑ, инÑоÑмаÑии ÑазноÑÑей ÑÑовней и инÑоÑмаÑии оÑÑаÑоÑного Ñигнала обÑекÑнÑÑ Ñигналов.3. The method for decoding an audio signal according to claim 1, wherein the extracted information comprises at least one of envelope information, grouping information, gain information, silence period information, level difference information and residual signal information of the object signals. 4. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.3, в коÑоÑом инÑоÑмаÑÐ¸Ñ Ð¾Ð³Ð¸Ð±Ð°ÑÑей ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии коÑÑÑиÑиенÑов кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ñ Ð»Ð¸Ð½ÐµÐ¹Ð½Ñм пÑедÑказанием (LPC), инÑоÑмаÑии ÑнеÑгии и инÑоÑмаÑии моÑноÑÑи.4. The method for decoding an audio signal according to claim 3, wherein the envelope information comprises at least one of linear prediction coding coefficient (LPC) information, energy information, and power information. 5. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.3, в коÑоÑом инÑоÑмаÑÐ¸Ñ Ð¾Ð³Ð¸Ð±Ð°ÑÑей ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑиÑ, оÑноÑÑÑÑÑÑÑ Ðº огибаÑÑим ÑаÑÑей обÑекÑнÑÑ Ñигналов, коÑоÑÑе ÑвлÑÑÑÑÑ Ð´Ð¾Ð¼Ð¸Ð½Ð¸ÑÑÑÑими на ÑаÑÑоÑно-вÑеменной оÑи.5. The method for decoding an audio signal according to claim 3, in which the envelope information contains information related to the envelope of the parts of the object signals that are dominant on the time-frequency axis. 6. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.1, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑиÑ, оÑноÑÑÑÑÑÑÑ Ðº задеÑжке Ð¼ÐµÐ¶Ð´Ñ Ñигналом понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑией.6. The method for decoding the audio signal according to claim 1, in which the object-oriented additional information contains information related to the delay between the signal down-mixing and object-oriented additional information. 7. СпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.1, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑиÑ, ÑказÑваÑÑÑÑ, ÑÑо аÑдиоÑигнал ÑÑоÑмиÑован пÑÑем обÑекÑно-оÑиенÑиÑованного кодиÑованиÑ, либо ÑÑо аÑдиоÑигнал ÑÑоÑмиÑован пÑÑем каналÑно-оÑиенÑиÑованного кодиÑованиÑ.7. The method for decoding an audio signal according to claim 1, in which the object-oriented additional information contains information indicating that the audio signal is generated by object-oriented encoding, or that the audio signal is generated by channel-oriented encoding. 8. УÑÑÑойÑÑво декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала, ÑодеÑжаÑее:8. An audio decoding apparatus comprising: демÑлÑÑиплекÑоÑ, коÑоÑÑй Ð¸Ð·Ð²Ð»ÐµÐºÐ°ÐµÑ Ð¸Ð· аÑдиоÑигнала Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑиÑ;a demultiplexer that extracts a downmix signal and object-oriented additional information from the audio signal; обÑекÑнÑй декодеÑ, коÑоÑÑй ÑоÑмиÑÑÐµÑ Ð¼Ð¾Ð´Ð¸ÑиÑиÑованнÑй Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð½Ð° оÑнове Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ заданной инÑоÑмаÑии и ÑоÑмиÑÑÐµÑ ÐºÐ°Ð½Ð°Ð»Ñно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð½Ð° оÑнове обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии и ÑпÑавлÑÑÑÐ¸Ñ Ð´Ð°Ð½Ð½ÑÑ Ð´Ð»Ñ Ð²Ð¾ÑпÑÐ¾Ð¸Ð·Ð²ÐµÐ´ÐµÐ½Ð¸Ñ Ñигнала понижаÑÑего микÑиÑованиÑ, пÑи ÑÑом заданнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð¸Ð·Ð²Ð»ÐµÐºÐ°ÑÑ Ð¸Ð· обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии; иan object decoder that generates a modified downmix signal based on the downmix signal and predetermined information and generates channel-oriented additional information based on object-oriented additional information and control data for reproducing the downmix signal, while the specified information is extracted from the object-oriented additional information; and многоканалÑнÑй декодеÑ, коÑоÑÑй ÑоÑмиÑÑÐµÑ Ð¼Ð½Ð¾Ð³Ð¾ÐºÐ°Ð½Ð°Ð»ÑнÑй аÑдиоÑигнал на оÑнове модиÑиÑиÑованного Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ каналÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии.a multi-channel decoder that generates a multi-channel audio signal based on a modified down-mix signal and channel-oriented additional information. 9. УÑÑÑойÑÑво декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.8, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии ÑазноÑÑей ÑÑовней обÑекÑов, инÑоÑмаÑии взаимной коÑÑелÑÑии Ð¼ÐµÐ¶Ð´Ñ Ð¾Ð±ÑекÑами, инÑоÑмаÑии ÑÑÐ¸Ð»ÐµÐ½Ð¸Ñ Ð¿Ð¾Ð½Ð¸Ð¶Ð°ÑÑего микÑиÑованиÑ, инÑоÑмаÑии ÑазноÑÑей ÑÑовней каналов понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ инÑоÑмаÑии абÑолÑÑной ÑнеÑгии обÑекÑов.9. The audio signal decoding apparatus of claim 8, wherein the object-oriented additional information comprises at least one of information of differences of the object levels, information of cross-correlation between the objects, information of amplification of the downmix, information of the differences of the levels of the channels of the downmix and information of the absolute energy of the objects . 10. УÑÑÑойÑÑво декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.8, в коÑоÑом Ð·Ð°Ð´Ð°Ð½Ð½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии огибаÑÑей, инÑоÑмаÑии гÑÑппиÑовки, инÑоÑмаÑии ÑÑилениÑ, инÑоÑмаÑии пеÑиода молÑаниÑ, инÑоÑмаÑии ÑазноÑÑей ÑÑовней, инÑоÑмаÑии оÑÑаÑоÑного Ñигнала и инÑоÑмаÑии задеÑжки обÑекÑнÑÑ Ñигналов.10. The audio signal decoding apparatus of claim 8, wherein the predetermined information comprises at least one of envelope information, grouping information, gain information, silence period information, level difference information, residual signal information, and object signal delay information. 11. УÑÑÑойÑÑво декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.10, в коÑоÑом инÑоÑмаÑÐ¸Ñ Ð¾Ð³Ð¸Ð±Ð°ÑÑей ÑодеÑÐ¶Ð¸Ñ Ð¿Ð¾ менÑÑей меÑе одно из инÑоÑмаÑии коÑÑÑиÑиенÑов кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ñ Ð»Ð¸Ð½ÐµÐ¹Ð½Ñм пÑедÑказанием (LPC), инÑоÑмаÑии ÑнеÑгии и инÑоÑмаÑии моÑноÑÑи.11. The audio signal decoding apparatus of claim 10, wherein the envelope information comprises at least one of linear prediction coding coefficient (LPC) information, energy information, and power information. 12. УÑÑÑойÑÑво декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.8, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑиÑ, оÑноÑÑÑÑÑÑÑ Ðº задеÑжке Ð¼ÐµÐ¶Ð´Ñ Ñигналом понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑией.12. The audio signal decoding apparatus of claim 8, wherein the object-oriented additional information contains information related to a delay between the downmix signal and the object-oriented additional information. 13. УÑÑÑойÑÑво декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.8, в коÑоÑом обÑекÑно-оÑиенÑиÑÐ¾Ð²Ð°Ð½Ð½Ð°Ñ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑÐ½Ð°Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑиÑ, оÑноÑÑÑÑÑÑÑ Ðº задеÑжке Ð¼ÐµÐ¶Ð´Ñ Ñигналом понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑией.13. The audio signal decoding apparatus of claim 8, wherein the object-oriented additional information comprises information related to a delay between the downmix signal and the object-oriented additional information. 14. СпоÑоб кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала, ÑодеÑжаÑий ÑÑапÑ, на коÑоÑÑÑ :14. A method of encoding an audio signal, comprising the steps of: ÑоÑмиÑÑÑÑ Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¿ÑÑем понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¾Ð±ÑекÑного аÑдиоÑигнала;generating a downmix signal by downmixing an object audio signal; ÑоÑмиÑÑÑÑ Ð¾Ð±ÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð¿ÑÑем извлеÑÐµÐ½Ð¸Ñ Ð¸Ð½ÑоÑмаÑии, оÑноÑÑÑейÑÑ Ðº обÑекÑÐ½Ð¾Ð¼Ñ Ð°ÑдиоÑигналÑ, и вÑÑавки заданной инÑоÑмаÑии Ð´Ð»Ñ Ð¼Ð¾Ð´Ð¸ÑикаÑии Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð² обÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑиÑ; иgenerating object-oriented additional information by extracting information related to the object audio signal and inserting predetermined information to modify the downmix signal into object-oriented additional information; and ÑоÑмиÑÑÑÑ Ð¿Ð¾Ñок биÑов пÑÑем комбиниÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¾Ð±ÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии Ñ Ð²ÑÑавленной в него заданной инÑоÑмаÑией и Ñигнала понижаÑÑего микÑиÑованиÑ.form a bit stream by combining object-oriented additional information with the given information inserted into it and a down-mix signal. 15. СпоÑоб кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.14, в коÑоÑом инÑоÑмаÑÐ¸Ñ Ð´Ð»Ñ Ð¼Ð¾Ð´Ð¸ÑикаÑии Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð¾Ð³Ð¸Ð±Ð°ÑÑей, инÑоÑмаÑÐ¸Ñ Ð³ÑÑппиÑовки, инÑоÑмаÑÐ¸Ñ Ð¿ÐµÑиода молÑÐ°Ð½Ð¸Ñ Ð¸ инÑоÑмаÑÐ¸Ñ Ð¾ÑÑаÑоÑного Ñигнала обÑекÑнÑÑ Ñигналов.15. The audio encoding method of claim 14, wherein the information for modifying the downmix signal comprises envelope information, grouping information, silence period information, and residual signal information of the object signals. 16. СпоÑоб кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.14, в коÑоÑом инÑоÑмаÑÐ¸Ñ Ð´Ð»Ñ Ð¼Ð¾Ð´Ð¸ÑикаÑии Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ ÑодеÑÐ¶Ð¸Ñ Ð¸Ð½ÑоÑмаÑиÑ, оÑноÑÑÑÑÑÑÑ Ðº задеÑжке Ð¼ÐµÐ¶Ð´Ñ Ñигналом понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑией.16. The audio encoding method of claim 14, wherein the information for modifying the downmix signal comprises information regarding a delay between the downmix signal and the object-oriented additional information. 17. СпоÑоб кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала по п.14, дополниÑелÑно ÑодеÑжаÑий ÑÑап, на коÑоÑом вÑÑавлÑÑÑ Ð¸Ð½ÑоÑмаÑиÑ, ÑказÑваÑÑÑÑ Ñо, ÑÑо обÑекÑнÑй Ñигнал кодиÑован пÑÑем обÑекÑно-оÑиенÑиÑованного кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð² поÑок биÑов.17. The method for encoding an audio signal according to 14, further comprising the step of inserting information indicating that the object signal is encoded by object-oriented encoding into the bit stream. 18. ÐаÑиноÑиÑаемÑй ноÑиÑÐµÐ»Ñ Ð·Ð°Ð¿Ð¸Ñи, на коÑоÑом ÑÐ¾Ñ Ñанена компÑÑÑеÑÐ½Ð°Ñ Ð¿ÑогÑамма Ð´Ð»Ñ Ð²ÑÐ¿Ð¾Ð»Ð½ÐµÐ½Ð¸Ñ ÑпоÑоба декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала, пÑи ÑÑом ÑпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала ÑодеÑÐ¶Ð¸Ñ ÑÑапÑ, на коÑоÑÑÑ :18. A computer-readable recording medium on which a computer program for executing a method for decoding an audio signal is stored, the method of decoding an audio signal comprises the steps of: извлекаÑÑ Ð¸Ð· аÑдиоÑигнала Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ обÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑиÑ;extracting a downmix signal and object-oriented additional information from the audio signal; ÑоÑмиÑÑÑÑ Ð¼Ð¾Ð´Ð¸ÑиÑиÑованнÑй Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð½Ð° оÑнове Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ заданной инÑоÑмаÑии, коÑоÑÐ°Ñ Ð¸Ð·Ð²Ð»ÐµÑена из обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии;generating a modified downmix signal based on the downmix signal and predetermined information that is extracted from the object-oriented additional information; ÑоÑмиÑÑÑÑ ÐºÐ°Ð½Ð°Ð»Ñно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð½Ð° оÑнове обÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии и ÑпÑавлÑÑÑей инÑоÑмаÑии Ð´Ð»Ñ Ð²Ð¾ÑпÑÐ¾Ð¸Ð·Ð²ÐµÐ´ÐµÐ½Ð¸Ñ Ñигнала понижаÑÑего микÑиÑованиÑ; иforming channel-oriented additional information based on object-oriented additional information and control information for reproducing the down-mix signal; and ÑоÑмиÑÑÑÑ Ð¼Ð½Ð¾Ð³Ð¾ÐºÐ°Ð½Ð°Ð»ÑнÑй аÑдиоÑигнал на оÑнове модиÑиÑиÑованного Ñигнала понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¸ каналÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии.form a multi-channel audio signal based on a modified down-mix signal and channel-oriented additional information. 19. ÐаÑиноÑиÑаемÑй ноÑиÑÐµÐ»Ñ Ð·Ð°Ð¿Ð¸Ñи, на коÑоÑом ÑÐ¾Ñ Ñанена компÑÑÑеÑÐ½Ð°Ñ Ð¿ÑогÑамма Ð´Ð»Ñ Ð²ÑÐ¿Ð¾Ð»Ð½ÐµÐ½Ð¸Ñ ÑпоÑоба кодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала, пÑи ÑÑом ÑпоÑоб декодиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð°ÑдиоÑигнала ÑодеÑÐ¶Ð¸Ñ ÑÑапÑ, на коÑоÑÑÑ :19. A computer-readable recording medium on which a computer program for executing a method of encoding an audio signal is stored, the method of decoding an audio signal comprises the steps of: ÑоÑмиÑÑÑÑ Ñигнал понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¿ÑÑем понижаÑÑего микÑиÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¾Ð±ÑекÑного аÑдиоÑигнала;generating a downmix signal by downmixing an object audio signal; ÑоÑмиÑÑÑÑ Ð¾Ð±ÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð¿ÑÑем извлеÑÐµÐ½Ð¸Ñ Ð¸Ð½ÑоÑмаÑии, оÑноÑÑÑейÑÑ Ðº обÑекÑÐ½Ð¾Ð¼Ñ Ð°ÑдиоÑигналÑ, и вÑÑавки в обÑекÑно-оÑиенÑиÑованнÑÑ Ð´Ð¾Ð¿Ð¾Ð»Ð½Ð¸ÑелÑнÑÑ Ð¸Ð½ÑоÑмаÑÐ¸Ñ Ð·Ð°Ð´Ð°Ð½Ð½Ð¾Ð¹ инÑоÑмаÑии Ð´Ð»Ñ Ð¼Ð¾Ð´Ð¸ÑикаÑии Ñигнала понижаÑÑего микÑиÑованиÑ; иgenerating object-oriented additional information by extracting information related to the object audio signal and inserting the specified information into the object-oriented additional information to modify the downmix signal; and ÑоÑмиÑÑÑÑ Ð¿Ð¾Ñок биÑов пÑÑем комбиниÑÐ¾Ð²Ð°Ð½Ð¸Ñ Ð¾Ð±ÑекÑно-оÑиенÑиÑованной дополниÑелÑной инÑоÑмаÑии Ñ Ð²ÑÑавленной в него заданной инÑоÑмаÑией и Ñигнала понижаÑÑего микÑиÑованиÑ. form a bit stream by combining object-oriented additional information with the given information inserted into it and a down-mix signal.
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