JP2005122034A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2005122034A5 JP2005122034A5 JP2003359307A JP2003359307A JP2005122034A5 JP 2005122034 A5 JP2005122034 A5 JP 2005122034A5 JP 2003359307 A JP2003359307 A JP 2003359307A JP 2003359307 A JP2003359307 A JP 2003359307A JP 2005122034 A5 JP2005122034 A5 JP 2005122034A5
- Authority
- JP
- Japan
- Prior art keywords
- samples
- data
- compression method
- data compression
- encoding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Claims (9)
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかった部分に次の曲の先頭部分のデータ列を挿入して符号化を行い、 次の曲を符号化する際に、ｎサンプルに満たなかった部分に挿入したデータ列を次の曲から削除して符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
When the end of the song to be encoded is less than n samples, when the next song is encoded by inserting the data sequence of the beginning of the next song into the portion that is less than n samples In addition, a data compression method is characterized in that encoding is performed by deleting a data string inserted in a portion that does not satisfy n samples from the next music piece.
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかったフレームを削除して符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
A data compression method characterized by performing encoding by deleting a frame that does not satisfy n samples when the end portion of a song to be encoded is less than n samples.
次の曲を符号化する際に、削除したフレームに含まれるデータを次の曲の先頭部分に挿入して符号化を行うことを特徴とするデータ圧縮方法。 The data compression method according to claim 2, wherein
A data compression method characterized in that when a next song is encoded, the data included in the deleted frame is inserted into the head portion of the next song and the encoding is performed.
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかった部分を補間できるように、過去の波形を間延びさせて符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
A data compression method comprising performing encoding by extending past waveforms so that a portion that does not satisfy n samples can be interpolated when the end portion of a song to be encoded is less than n samples.
ｎサンプルに満たなかったサンプル数に応じて間延びさせる対象の過去の波形の長さを変化させることを特徴とするデータ圧縮方法。 The data compression method according to claim 4, wherein
A data compression method, wherein the length of a past waveform to be extended is changed in accordance with the number of samples not satisfying n samples.
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかった部分に、直前のデータ列を満たなかったサンプル数分付加した後、符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
Data in which encoding is performed after adding the number of samples that did not satisfy the immediately preceding data sequence to the portion that did not satisfy n samples when the end portion of the song to be encoded is less than n samples Compression method.
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかった部分に、直前のデータ列を満たなかったサンプル数分、時間軸に対して反転して付加した後、符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
If the end of the song to be encoded is less than n samples, the number of samples that did not satisfy the immediately preceding data string is added to the portion that did not satisfy n samples while being inverted with respect to the time axis. A data compression method characterized by performing data conversion.
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかった部分に、直前のデータ列を満たなかったサンプル数分、時間軸に対して反転し、さらに、反転したデータ列の符号を逆転して付加した後、符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
When the end of the song to be encoded is less than n samples, the number of samples that did not satisfy the previous data string is inverted to the portion that did not satisfy n samples, and the inverted data is further inverted. A data compression method comprising: encoding after reversing the code of a column;
符号化対象の曲の終端部がｎサンプルに満たない場合、ｎサンプルに満たなかった部分に、予め定まった音データを挿入した後、符号化を行うことを特徴とするデータ圧縮方法。 In a data compression method for encoding digital data every n sample frame units,
A data compression method characterized in that, when the end portion of a music to be encoded is less than n samples, encoding is performed after inserting predetermined sound data into a portion not satisfying n samples.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003359307A JP4508599B2 (en) | 2003-10-20 | 2003-10-20 | Data compression method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003359307A JP4508599B2 (en) | 2003-10-20 | 2003-10-20 | Data compression method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005122034A JP2005122034A (en) | 2005-05-12 |
| JP2005122034A5 true JP2005122034A5 (en) | 2006-11-30 |
| JP4508599B2 JP4508599B2 (en) | 2010-07-21 |
Family
ID=34615580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2003359307A Expired - Fee Related JP4508599B2 (en) | 2003-10-20 | 2003-10-20 | Data compression method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4508599B2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4765460B2 (en) * | 2005-07-25 | 2011-09-07 | パナソニック株式会社 | Speech coding apparatus and speech coding method |
| JP4770348B2 (en) * | 2005-09-13 | 2011-09-14 | ソニー株式会社 | Data processing apparatus, data processing method, and data processing control program |
| JP4345780B2 (en) | 2006-07-14 | 2009-10-14 | ソニー株式会社 | REPRODUCTION DEVICE, REPRODUCTION METHOD, AND COMPUTER PROGRAM |
| JP4371127B2 (en) | 2006-07-14 | 2009-11-25 | ソニー株式会社 | Playback device, playback method, and program |
| WO2009116142A1 (en) * | 2008-03-18 | 2009-09-24 | パイオニア株式会社 | Information converting device and information converting method, and program for information conversion |
| WO2009116141A1 (en) * | 2008-03-18 | 2009-09-24 | パイオニア株式会社 | Encoding device and encoding method, and program for encoding |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02278299A (en) * | 1989-04-19 | 1990-11-14 | Ricoh Co Ltd | Sound signal processing system |
| JP3153680B2 (en) * | 1993-07-22 | 2001-04-09 | シャープ株式会社 | Recording and playback device |
| JPH11167400A (en) * | 1997-12-03 | 1999-06-22 | Kobe Steel Ltd | Small-size music signal reproducing device |
| JP3731331B2 (en) * | 1997-12-26 | 2006-01-05 | ソニー株式会社 | Recording device |
| JP2000268539A (en) * | 1999-03-12 | 2000-09-29 | Matsushita Electric Ind Co Ltd | Recording and editing method for variable length compressed voice data |
| JP2001160968A (en) * | 1999-09-20 | 2001-06-12 | Matsushita Electric Ind Co Ltd | Coding recorder |
| JP4441988B2 (en) * | 2000-05-30 | 2010-03-31 | ソニー株式会社 | Encoding apparatus and encoding method |
| JP2002247577A (en) * | 2001-02-20 | 2002-08-30 | Hitachi Kokusai Electric Inc | Method for transmitting moving image |
| JP3875890B2 (en) * | 2002-01-21 | 2007-01-31 | 株式会社ケンウッド | Audio signal processing apparatus, audio signal processing method and program |
| JP2004093729A (en) * | 2002-08-30 | 2004-03-25 | Alpine Electronics Inc | Recording device and reproducing device for music data |
| JP4649901B2 (en) * | 2004-07-15 | 2011-03-16 | ヤマハ株式会社 | Method and apparatus for coded transmission of songs |
-
2003
- 2003-10-20 JP JP2003359307A patent/JP4508599B2/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2019137625A (en) | METHOD AND DEVICE FOR PROVIDING COMPENSATION OFFSETS FOR SET OF RESTORED IMAGE SAMPLES | |
| JP2021006924A (en) | Coder using forward aliasing erasure | |
| WO2003061139A3 (en) | Method of encoding and decoding | |
| JP2015180972A5 (en) | Method implemented in receiver, receiver, and apparatus for performing frame erasure concealment | |
| JP2012230419A5 (en) | Apparatus for performing frame erasure concealment | |
| RU2006139794A (en) | SWITCH SUPPORT BETWEEN AUDIO CODER MODES | |
| WO2004084467A3 (en) | Recovering an erased voice frame with time warping | |
| JP2003244446A5 (en) | ||
| TW200943843A (en) | Data substitution scheme for oversampled data | |
| CN1212607C (en) | Predictive speech coder using coding scheme selection patterns to reduce sensitivity to frame errors | |
| JP2005122034A5 (en) | ||
| WO2007138419A3 (en) | Decoding of predictively coded data using buffer adaptation | |
| NO20075772L (en) | Lossless encoding of information with guaranteed maximum bit rate | |
| CN101140580A (en) | Music searching method | |
| ES2248549T3 (en) | EDITION OF AUDIO SIGNALS. | |
| JP2003324355A5 (en) | ||
| CN1524240A (en) | Selective processing of data embedded in a multimedia file | |
| WO2009071018A1 (en) | Fixed code book searching method and searcher | |
| CN101911184B (en) | Recording/reproduction device | |
| TW201407969A (en) | Method for determining data format of linear pulse-code modulation data | |
| JP2003244448A5 (en) | ||
| ATE533233T1 (en) | CABAC TYPE CODING METHOD | |
| EP1906536A3 (en) | Tail-biting turbo code for arbitrary number of information bits | |
| JP2003174365A5 (en) | ||
| JP4760440B2 (en) | Audio playback device |