JP4716833B2 - Video playback device - Google Patents

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JP4716833B2
JP4716833B2 JP2005280334A JP2005280334A JP4716833B2 JP 4716833 B2 JP4716833 B2 JP 4716833B2 JP 2005280334 A JP2005280334 A JP 2005280334A JP 2005280334 A JP2005280334 A JP 2005280334A JP 4716833 B2 JP4716833 B2 JP 4716833B2
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JP2007096491A (en
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良輔 大槻
友二 山本
達雄 古賀
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Sanyo Electric Co Ltd
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Description

本発明は、音・映像設定機能を持つテレビ受像機にて音映像の蓄積コンテンツを再生する映像再生装置に関する。   The present invention relates to a video playback apparatus that plays back stored content of sound and video on a television receiver having a sound and video setting function.

従来、映像記録再生装置あるいは映像再生装置を内蔵させたテレビ受像機が知られているが、そのようなテレビ受像機では、映像記録再生装置あるいは映像再生装置が蓄積コンテンツを再生しているときに、再生音あるいは再生映像を変化させるためにはユーザーがテレビ受像機側のリモコンで音ボリュームボタンを操作したり映像調整ボタンを操作したりしなければならず、盛上りシーンの再生に差し掛かった時に音量を大きくしたり、映像輝度を上げたり下げたりする制御を、テレビ受像機側の音、映像調整機能を利用して行うことはできなかった。   Conventionally, a video recording / playback apparatus or a television receiver with a built-in video playback apparatus is known. In such a television receiver, the video recording / playback apparatus or the video playback apparatus plays back stored content. In order to change the playback sound or playback video, the user must operate the sound volume button or the video adjustment button on the TV receiver remote control, Controls that increase the volume and increase / decrease the image brightness cannot be performed using the sound and image adjustment functions on the television receiver side.

本発明は、このような従来の技術的課題に鑑みてなされたものであり、蓄積コンテンツの内容に応じて盛上りシーンの再生に差し掛かった時にテレビ受像機側の音、映像調整機構を制御してそのシーンをいっそう際立つ態様で再生できるようにした映像再生装置を提供することを目的とする。   The present invention has been made in view of the above-described conventional technical problems, and controls the sound and video adjustment mechanism on the television receiver side when it starts playing a lively scene according to the contents of stored content. An object of the present invention is to provide a video playback apparatus that can play back the scene in a more prominent manner.

本発明は、映像信号及び音声信号からなる音映像信号を再生する映像再生装置であって、音映像信号を記録媒体に記録する記録部と、前記記録媒体に記録された前記音声信号において、ある時点よりも後の予め設定された所定時間の間に当該時点のパワー値を超えるパワー値が出現しない場合、当該時点のパワー値を特徴点として抽出する第１抽出部と、第１抽出部が抽出した特徴点に対して予め設定された切取り時間の間の音映像信号を特徴部として抽出する第２抽出部と、前記音映像信号を再生させる再生部と、前記特徴部の再生の間、当該映像再生装置の音又は映像の再生設定を所定量だけ変化させる制御部と、を備えたことを特徴とする。The present invention is a video playback device that plays back an audio / video signal including a video signal and an audio signal, the recording unit recording the audio / video signal on a recording medium, and the audio signal recorded on the recording medium. When a power value that exceeds the power value at the time point does not appear during a preset predetermined time after the time point, the first extraction unit that extracts the power value at the time point as a feature point, and the first extraction unit A second extraction unit that extracts a sound and video signal during a preset cutting time with respect to the extracted feature points as a feature, a playback unit that plays back the sound and video signal, and during playback of the feature, And a control unit that changes a sound or video playback setting of the video playback apparatus by a predetermined amount.

本発明の映像再生装置によれば、蓄積コンテンツの音映像信号をテレビ受像機にて再生させている時にその特徴部に到達すれば当該特徴部の再生の間、テレビ受像機側の音設定又は映像設定を所定量だけ変化させるので、蓄積コンテンツの盛上り部分のような特徴部の再生時にユーザーの注意を喚起したり、その盛上りをいっそう強調したりすることができる。   According to the video reproduction apparatus of the present invention, when the sound and video signal of the stored content is reproduced on the television receiver, if the characteristic portion is reached, during the reproduction of the characteristic portion, the sound setting on the television receiver side or Since the video setting is changed by a predetermined amount, it is possible to alert the user when reproducing a characteristic portion such as a climax portion of stored content, or to emphasize the climax further.

以下、本発明の実施の形態を図に基づいて詳説する。図１は、本発明の１つの実施の形態の映像記録再生装置内蔵テレビセットを示している。本実施の形態のテレビセットは、映像記録再生装置部１０とテレビ受像機２０から構成されている。そして映像記録再生装置部１０は、映像録画処理部１１０と再生処理部１２０とで構成されている。テレビ受像機２０には、モニター２１とスピーカ２２、そしてモニター２１の画面輝度、ＲＧＢ信号、映像サイズ等を調整する映像調整部２３、またスピーカ２２の出力音の音量、エコー効果、サラウンド効果等を調整する音調整部２４が備えられている。   Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 shows a television set with a built-in video recording / reproducing apparatus according to an embodiment of the present invention. The television set according to the present embodiment includes a video recording / reproducing device unit 10 and a television receiver 20. The video recording / playback apparatus unit 10 includes a video recording processing unit 110 and a playback processing unit 120. The television receiver 20 has a monitor 21 and a speaker 22, a video adjusting unit 23 that adjusts the screen brightness, RGB signal, video size, etc. of the monitor 21, and the output sound volume, echo effect, surround effect, etc. of the speaker 22. A sound adjustment unit 24 for adjustment is provided.

映像記録再生装置部１０における録画処理部１１０は、音映像放送信号を受信して検波し、ＭＰＥＧ２−ＴＳのような音映像圧縮信号に復調するチューナ部１１１、このチューナ部１１１で復調した信号に含まれている音声圧縮信号を音声信号に変換する音声デコーダ１１２、この音声デコーダ１１２の変換した音声信号に対して各記録位置のパワー値を検出し音声パワーデータとして記録する音パワー検出部１１３、音映像圧縮信号を記録するハードディスクやＤＶＤのような記録媒体１１４、この記録媒体１１４に対して音映像圧縮信号を記録し、またそこから音映像圧縮信号を読み出すインタフェース１１５を備えている。尚、図１では、記録媒体１１４としてハードディスクＨＤＤが例示してあり、また、それに対する書込み・読出しのインタフェース１１５としてハードディスクインタフェースＨＤＤ−ＩＦを例示している。   The recording processing unit 110 in the video recording / playback apparatus unit 10 receives and detects the audio / video broadcast signal, demodulates the audio / video compressed signal such as MPEG2-TS, and the signal demodulated by the tuner unit 111. An audio decoder 112 that converts an included audio compression signal into an audio signal, and a sound power detection unit 113 that detects the power value at each recording position for the audio signal converted by the audio decoder 112 and records it as audio power data; A recording medium 114 such as a hard disk or a DVD for recording the audio / video compression signal, and an interface 115 for recording the audio / video compression signal on the recording medium 114 and reading the audio / video compression signal therefrom. In FIG. 1, a hard disk HDD is illustrated as the recording medium 114, and a hard disk interface HDD-IF is illustrated as the writing / reading interface 115 for the recording medium 114.

映像記録再生装置部１０における再生処理部１２０は、記録媒体１１４に記録されているＭＰＥＧ２−ＴＳのような音映像圧縮信号を取出して映像信号と音声信号とに変換する音映像デコーダ１２１、記録媒体１１４に記録されている音声パワーデータを解析し、最高パワー値から所定割合だけ低い値、例えば８０％の値を閾値として設定し、これを超えるパワー値を示す記録位置を特徴部に指定し、再生中に当該特徴部に達したときに特徴部であることを指示する音声パワー解析部１２２、この音声パワー解析部１２２から特徴部指示を受け取ると、テレビ受像機２０側の音量調整部２４、映像調整部２３に音脚色、映像脚色指示を出力する音・映像制御部１２３を備えている。   The reproduction processing unit 120 in the video recording / reproducing apparatus unit 10 extracts an audio / video compression signal such as MPEG2-TS recorded on the recording medium 114 and converts it into a video signal and an audio signal, a recording medium The audio power data recorded in 114 is analyzed, a value lower than the maximum power value by a predetermined ratio, for example, a value of 80% is set as a threshold value, a recording position showing a power value exceeding this is designated as a feature portion, When the audio power analysis unit 122 that instructs to be a characteristic part when the characteristic part is reached during reproduction, and receiving the characteristic part instruction from the audio power analysis unit 122, the volume adjusting unit 24 on the television receiver 20 side, The video adjustment unit 23 includes a sound / video control unit 123 that outputs a sound leg color and a video leg color instruction.

次に、上記構成のテレビセットにおける映像記録再生装置部１０による映像記録処理について説明する。   Next, video recording processing by the video recording / playback apparatus unit 10 in the television set having the above-described configuration will be described.

録画処理部１１０において、チューナ部１１１が音映像放送信号を受信して検波し、ＭＰＥＧ２−ＴＳのような音映像圧縮信号に復調する。そしてチューナ部１１１で復調した信号に含まれている音声圧縮信号を音声デコーダ１１２にて音声信号に変換し、音パワー検出部１１３にてその音声信号に対して各番組開始からの相対時刻と各時刻のパワー値を検出し、インタフェース１１５を介して記録媒体１１４に音声パワー値データとして順次記録していく。このときに記録したコンテンツの音声信号のパワー値データは図２の曲線Ａに示すものであったとする。   In the recording processing unit 110, the tuner unit 111 receives and detects the audio / video broadcast signal and demodulates it into an audio / video compression signal such as MPEG2-TS. Then, an audio compression signal included in the signal demodulated by the tuner unit 111 is converted into an audio signal by the audio decoder 112, and a relative time from the start of each program and each audio signal is detected by the sound power detection unit 113. The power value at the time is detected and recorded as audio power value data in sequence on the recording medium 114 via the interface 115. It is assumed that the power value data of the audio signal of the content recorded at this time is as shown by the curve A in FIG.

次に、本実施の形態のテレビセットにおける映像記録再生装置部１０による映像再生処理について説明する。映像記録再生装置部１０の再生処理部１２０による蓄積コンテンツの再生に際し、最初に音声パワー解析部１２２は記録媒体１１４上のコンテンツの音声パワー値データ、図２の曲線Ａのデータを全先読みし、最高パワー値に対して所定割合だけ低い値、例えば８０％の値を閾値Ｂに設定し、これを超えるパワー値を示す映像部分の記録位置を特徴部Ｐ１，Ｐ２，…として抽出し、音・映像制御部１２３に出力する。   Next, video playback processing by the video recording / playback apparatus unit 10 in the television set of the present embodiment will be described. When the stored content is played back by the playback processing unit 120 of the video recording / playback apparatus unit 10, the audio power analysis unit 122 first pre-reads the audio power value data of the content on the recording medium 114 and the data of the curve A in FIG. A value lower than the maximum power value by a predetermined ratio, for example, a value of 80% is set as the threshold value B, and the recording position of the video portion showing the power value exceeding this is extracted as the characteristic portions P1, P2,. Output to the video controller 123.

これに続き、音映像デコーダ１２１は記録媒体１１４のコンテンツの再生を開始し、映像をテレビ受像機２０のディスプレイ２１によって再生し、また音声をスピーカ２２によって再生する。このとき、テレビ受像機２０の映像調整部２３、音調整部２４それぞれはそれまでにユーザーが設定した輝度、コントラスト、ＲＧＢ色温度、シャープネス、映像サイズ、また、音量、ラウドネス、サラウンド効果等の調整値のままに再生する。   Following this, the audio / video decoder 121 starts reproduction of the content of the recording medium 114, reproduces video on the display 21 of the television receiver 20, and reproduces audio on the speaker 22. At this time, each of the video adjustment unit 23 and the sound adjustment unit 24 of the television receiver 20 adjusts the brightness, contrast, RGB color temperature, sharpness, video size, volume, loudness, surround effect, etc. set by the user. Play as the value.

そしていま、音・映像制御部１２３は音映像デコーダ１２１によるコンテンツの再生位置が特徴部Ｐ１，Ｐ２，…に到達するとその特徴部の再生の期間中、予め設定したパターンにて音量の増量、輝度の増量、色温度の変更等の指示をテレビ受像機２０側の映像調整部２３、音調整部２４に与え、それらによって音量の増量、輝度の増量、色温度の変更、ブリンク表示等の指定された調整を行う。尚、図２の曲線Ｃは音量・輝度の増減パターンを示してあり、本実施の形態では、特徴部Ｐ１，Ｐ２，…においてＬ１，Ｌ２，…のように音量・輝度を所定量だけ増加させるパターンに設定している。   Now, when the reproduction position of the content by the audio / video decoder 121 reaches the characteristic portions P1, P2,..., The sound / video control unit 123 increases the volume and brightness in a predetermined pattern during the reproduction of the characteristic portions. Are given to the video adjusting unit 23 and the sound adjusting unit 24 on the television receiver 20 side, thereby specifying volume increase, luminance increase, color temperature change, blink display, and the like. Make adjustments. A curve C in FIG. 2 shows an increase / decrease pattern of volume / brightness. In this embodiment, the volume / brightness is increased by a predetermined amount like L1, L2,... Set to pattern.

これにより、本実施の形態の映像記録再生装置内蔵テレビセットでは、録画したコンテンツに対してその再生時に、特に音声が大きくなる部分、例えば、サッカー、野球等のスポーツ放送の録画であれば盛上り部分に相当する部分を通常よりもより際立つ仕方で再生することができ、他の用事をしながら録画再生を見ているユーザーに盛上り部分であることを知らせて注意を引くことができ、また臨場感を向上させることができる。   As a result, in the television set with a built-in video recording / playback apparatus according to the present embodiment, a portion where the sound is particularly loud at the time of playback of the recorded content, for example, recording of sports broadcasts such as soccer and baseball, is prosperous. The part corresponding to the part can be played in a more prominent way than usual, and it can be noticed to the user watching the recorded playback while doing other errands, drawing attention. The presence can be improved.

尚、上記実施の形態では、音声パワー解析部１２２が閾値を超える音声パワー値を示す部分を特徴部として選択する構成にしたが、特徴部の抽出手法はこれに限らない。例えば、音声パワー解析部１２２が、音声パワー検出部１１３の検出し記録した音声信号のパワー変動において、ある時点よりも後の予め設定された一定のピーク保持時間の間に当該時点のパワー値を超えるパワー値が出現しない当該時点のパワー値を特徴点として抽出し、特徴点に対して予め設定された一定の切取り時間の間の音映像信号を特徴部として抽出するものであってもよい。   In the above-described embodiment, the voice power analysis unit 122 is configured to select a part showing the voice power value exceeding the threshold value as the feature part. However, the feature part extraction method is not limited to this. For example, in the power fluctuation of the audio signal detected and recorded by the audio power detection unit 113, the audio power analysis unit 122 sets the power value at that time during a predetermined peak holding time after a certain time. The power value at the time point when the power value exceeding it does not appear may be extracted as a feature point, and an audio / video signal during a predetermined cutting time preset for the feature point may be extracted as a feature portion.

また、上記実施の形態において、音・映像制御部１２３は音、映像の調整手法として、蓄積コンテンツの特徴部の再生の間、音量と映像輝度の増量を行うだけでなく、あるいはそれらに代えて、音質、エコー効果又はサラウンド効果を所定量だけ変化させたり、色温度を変更したり、ブリンクさせたり、再生映像サイズを大きくしたり小さくしたりする等、通常とは異なった態様で音を出力し、また映像を出力するものとすることができる。加えて、上記実施の形態は、映像記録再生装置を内蔵したテレビセットを例示したが、映像再生専用装置を内蔵したテレビセットにも適用することができる。   In the above-described embodiment, the sound / video control unit 123 not only increases the volume and the video brightness during the reproduction of the feature part of the stored content, but instead of the sound / video adjustment method. Sound quality, echo effect or surround effect is changed by a predetermined amount, color temperature is changed, blinking, playback video size is increased or decreased, etc. It is also possible to output video. In addition, the above embodiment has exemplified the television set with the built-in video recording / playback device, but the present invention can also be applied to a television set with a built-in video playback device.

尚、ここに示した実施の形態は本発明の一例であって、本発明の特許請求の範囲を限定するものではない。   The embodiment shown here is an example of the present invention and does not limit the scope of the claims of the present invention.

本発明の１つの実施の形態の映像記録再生装置内蔵テレビセットのブロック図。1 is a block diagram of a television set with a built-in video recording / playback apparatus according to an embodiment of the present invention. 上記実施の形態における再生処理部による再生方法の説明図。Explanatory drawing of the reproduction | regeneration method by the reproduction | regeneration processing part in the said embodiment.

符号の説明Explanation of symbols

１０…映像記録再生装置部、２０…テレビ受像機、１１０…録画処理部、１１１…チューナ部、１１２…音声デコーダ、１１３…音パワー検出部、１１４…記録媒体、１１５…インタフェース、１２０…再生処理部、１２１…音映像デコーダ、１２２…音声パワー解析部、１２３…音・映像制御部、２１…ディスプレイ、２２…スピーカ、２３…映像調整部、２４…音調整部。   DESCRIPTION OF SYMBOLS 10 ... Video recording / reproducing apparatus part, 20 ... Television receiver, 110 ... Recording process part, 111 ... Tuner part, 112 ... Audio | voice decoder, 113 ... Sound power detection part, 114 ... Recording medium, 115 ... Interface, 120 ... Reproduction process 121, sound video decoder, 122 audio power analysis unit, 123 sound / video control unit, 21 display, 22 speaker, 23 video adjustment unit, 24 sound adjustment unit.

Claims (1)

映像信号及び音声信号からなる音映像信号を再生する映像再生装置であって、
音映像信号を記録媒体に記録する記録部と、
前記記録媒体に記録された前記音声信号において、ある時点よりも後の予め設定された所定時間の間に当該時点のパワー値を超えるパワー値が出現しない場合、当該時点のパワー値を特徴点として抽出する第１抽出部と、
第１抽出部が抽出した特徴点に対して予め設定された切取り時間の間の音映像信号を特徴部として抽出する第２抽出部と、
前記音映像信号を再生させる再生部と、
前記特徴部の再生の間、当該映像再生装置の音又は映像の再生設定を所定量だけ変化させる制御部と、
を備えたことを特徴とする映像再生装置。
 A video playback device for playing back a sound video signal comprising a video signal and an audio signal,
A recording unit for recording the audio-video signal on a recording medium;
In the audio signal recorded on the recording medium, if the power value exceeds the power value of the time during a predetermined time set in advance after the certain point does not appear, as a feature point power value of the time A first extraction unit for extracting ;
A second extraction unit for extracting a sound video signal between a preset switching-up time for the feature point extracted by the first extracting section as a feature portion,
A reproducing unit for re-produce the sound image signal,
A control unit that changes a sound or video playback setting of the video playback device by a predetermined amount during playback of the feature ;
A video reproducing apparatus comprising:
JP2005280334A 2005-09-27 2005-09-27 Video playback device Expired - Fee Related JP4716833B2 (en)

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JP2002123693A (en) * 2000-10-17 2002-04-26 Just Syst Corp Contents appreciation system
JP2002165152A (en) * 2000-11-28 2002-06-07 Matsushita Electric Ind Co Ltd Volume control apparatus
JP2004133733A (en) * 2002-10-11 2004-04-30 Sony Corp Display device, display method, and program

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* Cited by examiner, † Cited by third party
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JP2001006236A (en) * 1999-06-18 2001-01-12 Nec Corp Video recorder
JP2002123693A (en) * 2000-10-17 2002-04-26 Just Syst Corp Contents appreciation system
JP2002165152A (en) * 2000-11-28 2002-06-07 Matsushita Electric Ind Co Ltd Volume control apparatus
JP2004133733A (en) * 2002-10-11 2004-04-30 Sony Corp Display device, display method, and program

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