CN101924847B - Multimedia playing device and playing method thereof - Google Patents

Abstract

The invention discloses a multimedia playing device and a playing method thereof, wherein the multimedia playing device comprises a storage unit, an analysis unit, a playing parameter generation unit and a playing unit. The storage unit stores a plurality of picture data. The analysis unit analyzes picture characteristics of the plurality of picture data. The playing parameter generating unit generates playing parameters according to the picture characteristics of the plurality of picture data. The playing unit plays the plurality of picture data according to the playing parameters.

Description

Multimedia playing apparatus and player method thereof

Technical field

The invention relates to a kind of multimedia playing apparatus and player method thereof, particularly relevant for a kind of multimedia playing apparatus and player method thereof that produces play parameter according to the picture feature of image data.

Background technology

At present, general multimedia playing apparatus, when the playing pictures, the reproduction time of every pictures usually is fixing like digital photo frame or computer, the order that playing sequence is then put according to the user or with the random number shuffle.Yet this kind broadcast mode is comparatively stiff and no change property, can't be along with the characteristic of picture conversion playing sequence, reproduction time or broadcasting speed.

Summary of the invention

Because above-mentioned prior art problems, the object of the invention is providing a kind of multimedia playing apparatus and player method thereof exactly, can come the playing pictures data according to the picture feature of image data.

According to the object of the invention, a kind of multimedia playing apparatus is proposed, it comprises storage element, analytic unit, play parameter generation unit and broadcast unit.The a plurality of image datas of storage unit stores.Analytic unit is analyzed the picture feature of a plurality of image datas.The play parameter generation unit is according to the picture feature of a plurality of image datas, to produce play parameter.Broadcast unit is play a plurality of image datas according to play parameter.

Wherein, analytic unit also comprises selects the interface, with the picture feature kind of selecting to analyze.

Wherein, multimedia playing apparatus also comprises: the sound sensing unit, and in order to induction sound size.Broadcast unit according to the sound size to change play parameter.

Wherein, multimedia playing apparatus also comprises: image acquisition unit, and in order to pick-up image.Broadcast unit is according to picked image, to change play parameter.

Wherein, storage element is the store music data also, and analytic unit is analyzed the picture feature of a plurality of image datas and the musical features of music data, make the play parameter generation unit according to picture feature and musical features, to produce play parameter.

According to another object of the present invention, a kind of multi-medium play method is proposed.In this multi-medium play method, at first, obtain a plurality of image datas by storage element; Then, the picture feature of a plurality of image datas of operational analysis element analysis, afterwards; Use the picture feature of play parameter generation unit, to produce play parameter according to a plurality of image datas.At last, use broadcast unit to play a plurality of image datas according to play parameter.

Wherein, analytic unit also comprises selects the interface, with the picture feature kind of selecting to analyze.

Wherein, multi-medium play method also comprises the sound sensing step, by sound sensing units sense sound size.Broadcast unit according to the sound size to change play parameter.

Wherein, multimedia playing apparatus also comprises the image capture step, by the image acquisition unit pick-up image.Broadcast unit is according to picked image, to change play parameter.

Wherein, storage element also can be obtained music data, and analytic unit is analyzed the picture feature of a plurality of image datas and the musical features of music data, makes the play parameter generation unit according to picture feature and musical features, to produce play parameter.

Hold the above, according to multimedia playing apparatus of the present invention and player method thereof, it can have one or more following advantages:

(1) can plan playing sequence, reproduction time or the broadcasting speed of image data according to picture feature.

(2) can change the reproduction time or the broadcasting speed of the image data of playing according to sound is big or small all around.

(3) can change the reproduction time or the broadcasting speed of the image data of playing according to the picked image content.

(4) can switch the broadcast mode of image data according to the beat of music.

Description of drawings

Fig. 1 is the block diagram of first embodiment of multimedia playing apparatus of the present invention;

Fig. 2 is the block diagram of second embodiment of multimedia playing apparatus of the present invention;

Fig. 3 a is a sketch map of planning playing sequence according to the brightness of image data of the present invention;

Fig. 3 b is a sketch map of planning playing sequence according to the complexity of image data of the present invention;

Fig. 3 c is a sketch map of planning playing sequence according to people's face number of image data of the present invention;

Fig. 4 is the sketch map of multimedia playing apparatus of the present invention; And

Fig. 5 is the flow chart of the step of multi-medium play method of the present invention.

Embodiment

See also Fig. 1, it is the block diagram of first embodiment of multimedia playing apparatus of the present invention.Among the figure, multimedia playing apparatus 100 comprises storage element 110, analytic unit 120, play parameter generation unit 130 and broadcast unit 140.Storage element 110 can store a plurality of image datas 111, and this image data 111 can be static images, for example photograph.

Analytic unit 120 can be analyzed the picture feature 121 in a plurality of image datas 111, and picture feature 121 can be for example brightness, complexity or people's face number.The brightness aspect, analytic unit 120 can be obtained the brightness value of image data 111 by the Luminance Distribution table (Histogram) of detecting image data 111.The complexity aspect; Analytic unit 120 can be according to the size of data of image data 111 in the hope of going out the complexity of image data 111; For example image data 111 is under the prerequisite of same picture size or quality; Analytic unit 120 can compress with identical image compression ratio image data 111, and this moment, the complexity of picture was high more, and the file data that relative image data 111 compressions are come out is also bigger.People's face number aspect, analytic unit 120 specific image identification methods capable of using are analyzed the characteristic point that whether has people's five to see on the image data 111, to draw the people's face number on the image data 111.Do not limit in the present invention and which kind of method to obtain picture feature 121 such as brightness, complexity or people's face number with.

The picture feature 121 of a plurality of image datas 111 that play parameter generation unit 130 can be analyzed according to analytic unit 120 produces play parameter 131.For example; Play parameter generation unit 130 can or have picture feature such as unmanned face according to brightness, complexity, people's face number of each image data 111; Produce the play parameter 131 of image data 111, wherein, play parameter 131 can write down the reproduction time or the playing sequence of each image data 111.

At last, 140 of broadcast units can be play a plurality of image datas 111 according to play parameter 131.

See also Fig. 2, it is the block diagram of second embodiment of multimedia playing apparatus of the present invention.Be that with the difference of Fig. 1 Fig. 2 also comprises image acquisition unit 250, sound sensing unit 260, selects interface 223 and music data 212.

Image acquisition unit 250 can be video camera or camera, can be used to pick-up image, makes broadcast unit 240 change the play parameter 231 of image data 211 according to the content of image.When reality is used; When multimedia playing apparatus 200 is play a plurality of image datas 211 according to play parameter 231 in regular turn; This moment is interested in and when watching, image acquisition unit 250 is behind pick-up image a certain pictures data 211 as biological as people, and can judge has biology watching this image data 211; Get final product the play parameter 231 of controls playing unit 240 these image datas 211 of change this moment, for example prolong the reproduction time of this image data 211.

Sound sensing unit 260 can be the sound inductor, can be used to respond to multimedia playing apparatus 200 sound size on every side, and broadcast unit 240 can change the play parameter 231 of image data 211 according to the sound size.When reality is used; When multimedia playing apparatus 200 is play a plurality of image data 211 in regular turn according to play parameter 231; This moment is if there is loud noise to occur suddenly; Possibly represent that promptly the people who watches is interesting to the image data 211 of present broadcast, so can let this image data 211 that long reproduction time is arranged.

Select interface 223 can be arranged in the analytic unit 220, can provide the user to select desire analysis such as brightness, complexity or which picture feature of people's face number 221, make broadcast unit 240 play a plurality of image datas 211 according to user's selection.See also Fig. 3 a; When the user is selecting to choose brightness on the interface; Analytic unit can be analyzed the brightness of threepictures data 3111,3112 and 3113, and the play parameter generation unit then can produce the play parameter of threepictures data 3111,3112 and 3113 according to brightness afterwards, and image data when playing, can be had from dark to bright playing sequence; It is too big to make when switching image data brightness be unlikely to drop, in order to watching of human eye.

See also Fig. 3 b, when the user was selecting to choose complexity on the interface, analytic unit can be analyzed the complexity of threepictures data 3111,3112 and 3113, to determine the play parameter of threepictures data 3111,3112 and 3113.For example; The size of data offirst image data 3111 is 30KB; The size of data ofsecond image data 3112 is 80KB, and the size of data of the3rd image data 3113 is 10KB, usually under picture size and prerequisite identical in quality; When its size of data of the image data after the compression was big, the content complexity of expression image data was high more.Therefore, the complexity of representingsecond image data 3112 is greater thanfirst image data 3111 and the 3rd image data 3113.This moment is in order to let the user can know the identification image data, so can make the bigger image data of complexity that long reproduction time is arranged.For example thereproduction time 3114 ofimage data 3111 is than the length of thereproduction time 3116 ofimage data 3113, and the length that thereproduction time 3115 ofimage data 3112 comes than the reproduction time ofimage data 3111.

See also Fig. 3 c; When the user is selecting to choose people's face number on the interface; Analytic unit can be analyzed people's face number of threepictures data 3111,3112 and 3113, and the play parameter generation unit then can produce the play parameter of threepictures data 3111,3112 and 3113 according to people's face number afterwards.Make the more comparable people's face of the image data number image data less or unmanned face of people's face number that long reproduction time arranged.Like thereproduction time 3114 ofimage data 3111 length than thereproduction time 3116 ofimage data 3113, and the length that thereproduction time 3115 ofimage data 3112 comes than the reproduction time ofimage data 3111.

In addition, the user also can once choose two kinds or above picture feature 221, lets play parameter generation unit 230 carry out weighting according to plurality of picture characteristic 221, to produce the play parameter 231 of image data 211.

Music data 212 can be stored in the storage element 210; Analytic unit 220 can be analyzed the picture feature 221 of a plurality of image datas 211 and the musical features 222 of music data 212; Make play parameter generation unit 230 except can be according to the picture feature 221 such as brightness, complexity or people's face number of image data 211; The musical features 222 that further can cooperate music data 212, for example stress, bass, high pitch or rhythm are to produce the play parameter 231 of image data 211.Afterwards, broadcast unit 240 can switch image data 211 along with musical features 222.

See also Fig. 4, it is the sketch map of multimedia playing apparatus of the present invention.This multimedia playing apparatus can be multimedia software at present embodiment, when the user operates this multimedia software, and can be at picture feature or the musical features of selecting interface 423 to select desire to analyze.

Storage element 450 can be hard disk or flash memory at this, can store a plurality of image data 411, music data 412, routine analyzer 420, play parameter generating routine 430 and playing program 480 in the storage element 450.

Processing unit 470 can be the processor of computer, but execution analyzer 420.Routine analyzer 420 can be according to the user selecting interface 423 selected picture feature or musical features, to analyze a plurality of image datas 411 and music data 412.Processing unit 470 can see through and carry out play parameter generating routine 430, the result who analyzes to produce the play parameter of image data 411.When processing unit 470 was carried out playing program 480, playing program 480 can be exported the display the play unit 441 and the sound playing unit 442 of a plurality of image datas 411 and music data 412 to broadcast unit 440 respectively according to the play parameter of image data 411.This unit 441 that displays the play can be display, and sound playing unit 442 can be loudspeaker.Displaying the play image data 411 that unit 441 plays can be along with brightness, complexity or people's face number of image data 411, and stress, bass, high pitch or the rhythm of music data 412 come dynamically to switch image data 411.

See also Fig. 5, it is the flow chart of the step of multi-medium play method of the present invention.At first, step S501 obtains a plurality of image datas by storage element, and this image data can be static images, like photograph.Then, the various picture feature of a plurality of image datas of step S502 operational analysis element analysis.Wherein, further can be before step S502 by the selection interface that analytic unit comprised, the picture feature that this selects the interface can provide the user to select desire to analyze.This picture feature can comprise brightness, complexity or people's face number.The various picture feature of a plurality of image datas that step S503 is analyzed according to step S502 by the play parameter generation unit are to produce play parameter.For example, the play parameter generation unit can be according to brightness, complexity or people's face number of image data, with as the playing sequence of a plurality of image datas of planning or the play parameter of reproduction time.At last, step S504 uses broadcast unit to play a plurality of image datas according to the play parameter that step S503 is produced.In addition, the sound size around broadcast unit further can be responded to according to the sound sensing unit is to change the play parameter of image data.For example, when around sound when becoming big, increase the reproduction time of image data.Broadcast unit further can be according to image acquisition unit institute picked image, to change the play parameter of image data.For example, when image acquisition unit according to institute's picked image, and judge the people when watching the image data of present broadcast, can increase the reproduction time of the image data of present broadcast, or reduce the broadcasting speed of a plurality of image datas.

Wherein, further can obtain music data at step S501 by storage element.Step S502 analytic unit can be analyzed the various picture feature of a plurality of image datas and the musical features of music data afterwards; Make the step S503 play parameter generation unit can be, to produce play parameter according to picture feature and musical features such as stress, bass, high pitch or rhythm such as brightness, complexity or people's face numbers.At last, step S504 broadcast unit can come dynamically to switch image data according to the play parameter that step S503 is produced.

The above is merely illustrative, but not is restricted person.Anyly do not break away from spirit of the present invention and category, and it is carried out equivalent modifications or change, all should be contained in the application's claim.

Claims (12)

Translated fromChinese

1.一种多媒体播放装置，包含：1. A multimedia playback device, comprising:储存单元，储存多个图片数据；a storage unit for storing multiple image data;分析单元，分析所述多个图片数据的各种图片特征；an analyzing unit, analyzing various image features of the plurality of image data;播放参数产生单元，依据所述多个图片数据的所述各种图片特征，产生播放参数；以及The playback parameter generating unit generates playback parameters according to the various image features of the plurality of image data; and播放单元，依据所述播放参数播放所述多个图片数据，a playing unit, playing the plurality of picture data according to the playing parameters,其中，所述图片特征为亮度、复杂度、人脸数目或有无人脸，所述播放参数包含所述多个图片数据中的各个图片数据的播放顺序或播放时间。Wherein, the feature of the picture is brightness, complexity, number of faces or presence or absence of faces, and the playing parameters include the playing order or playing time of each picture data in the plurality of picture data.2.如权利要求1所述的多媒体播放装置，其特征在于，所述播放参数产生单元依据所述亮度排序所述多个图片数据，以产生所述多个图片数据的所述播放参数。2 . The multimedia playback device according to claim 1 , wherein the playback parameter generation unit sorts the plurality of picture data according to the brightness, so as to generate the playback parameter of the plurality of picture data. 3 .3.如权利要求1所述的多媒体播放装置，其特征在于，所述播放参数产生单元依据所述多个图片数据的所述复杂度，产生所述多个图片数据的所述播放参数。3 . The multimedia playback device according to claim 1 , wherein the playback parameter generation unit generates the playback parameters of the plurality of image data according to the complexity of the plurality of image data. 4 .4.如权利要求1所述的多媒体播放装置，其特征在于，所述播放参数产生单元依据所述多个图片数据的所述人脸数目，产生所述多个图片数据的所述播放参数。4. The multimedia playback device according to claim 1, wherein the playback parameter generating unit generates the playback parameters of the plurality of picture data according to the number of faces of the plurality of picture data.5.如权利要求1所述的多媒体播放装置，还包含：影像撷取单元，用于撷取影像，所述播放单元根据所述影像改变所述播放参数。5. The multimedia playback device according to claim 1, further comprising: an image capture unit, configured to capture an image, and the playback unit changes the playback parameters according to the image.6.如权利要求1所述的多媒体播放装置，其特征在于，所述储存单元还储存音乐数据，所述分析单元分析所述多个图片数据的所述各种图片特征及所述音乐数据的音乐特征，使得所述播放参数产生单元依据所述图片特征及所述音乐特征来产生所述播放参数。6. The multimedia playback device according to claim 1, wherein the storage unit also stores music data, and the analysis unit analyzes the various picture features of the plurality of picture data and the music data. The music feature enables the playing parameter generation unit to generate the playing parameter according to the picture feature and the music feature.7.一种多媒体播放方法，包含下列步骤：7. A multimedia playback method, comprising the following steps:由储存单元取得多个图片数据；obtaining a plurality of image data from the storage unit;使用分析单元分析所述多个图片数据的各种图片特征；analyzing various picture features of the plurality of picture data using an analysis unit;使用播放参数产生单元依据所述多个图片数据的所述各种图片特征，以产生播放参数；以及using a playback parameter generating unit to generate playback parameters according to the various picture features of the plurality of picture data; and使用播放单元依据所述播放参数播放所述多个图片数据，using a playback unit to play the plurality of picture data according to the playback parameters,其中，所述图片特征为亮度、复杂度、人脸数目或有无人脸，所述播放参数包含所述多个图片数据中的各个图片数据的播放顺序或播放时间。Wherein, the feature of the picture is brightness, complexity, number of faces or presence or absence of faces, and the playing parameters include the playing order or playing time of each picture data in the plurality of picture data.8.如权利要求7所述的多媒体播放方法，其特征在于，所述播放参数产生单元依据所述亮度排序所述多个图片数据，以产生所述多个图片数据的所述播放参数。8 . The multimedia playing method according to claim 7 , wherein the playing parameter generation unit sorts the plurality of picture data according to the brightness, so as to generate the playing parameter of the plurality of picture data.9.如权利要求7所述的多媒体播放方法，其特征在于，所述播放参数产生单元依据所述多个图片数据的所述复杂度，产生所述多个图片数据的所述播放参数。9. The multimedia playing method according to claim 7, wherein the playing parameter generating unit generates the playing parameters of the multiple picture data according to the complexity of the multiple picture data.10.如权利要求7所述的多媒体播放方法，其特征在于，所述播放参数产生单元依据所述多个图片数据的所述人脸数目，产生所述多个图片数据的所述播放参数。10. The multimedia playback method according to claim 7, wherein the playback parameter generation unit generates the playback parameters of the plurality of picture data according to the number of faces of the plurality of picture data.11.如权利要求7所述的多媒体播放方法，还包含：影像撷取步骤，藉由影像撷取单元撷取影像，所述播放单元根据所述影像改变所述播放参数。11. The multimedia playback method according to claim 7, further comprising: an image capture step, wherein an image is captured by an image capture unit, and the playback unit changes the playback parameters according to the image.12.如权利要求7所述的多媒体播放方法，还包含：由所述储存单元取得音乐数据，所述分析单元分析所述多个图片数据的所述各种图片特征及所述音乐数据的音乐特征，使得所述播放参数产生单元依据所述图片特征及所述音乐特征来产生所述播放参数。12. The multimedia playing method as claimed in claim 7, further comprising: obtaining music data by the storage unit, and the analysis unit analyzes the various picture features of the plurality of picture data and the music of the music data. features, so that the playing parameter generating unit generates the playing parameters according to the picture features and the music features.

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