CN104539837A - Method and device for recording variable speed playback video - Google Patents
Method and device for recording variable speed playback video Download PDFInfo
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- CN104539837A CN104539837A CN201410715473.XA CN201410715473A CN104539837A CN 104539837 A CN104539837 A CN 104539837A CN 201410715473 A CN201410715473 A CN 201410715473A CN 104539837 A CN104539837 A CN 104539837A
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Abstract
The embodiment of the invention relates to the technical field of mobile terminals, and particularly relates to a method and a device for recording variable speed playback video. The method comprises the steps of displaying at least two preset image quality parameters when a preset variable speed playback camera shooting mode is triggered, acquiring the image quality parameter selected by a user from the at least two preset image quality parameters, and/or displaying at least two preset variable speed multiples, and acquiring the variable speed multiple selected by the user from the at least two preset variable speed multiples; and controlling a camera in a mobile device to record the variable speed playback video according to the acquired image quality parameter and/or variable speed multiple. The method increases the format of the variable speed playback video and improves the user experience, so that the user can control the camera to record variable speed playback videos of different image quality parameters and/or different variable speed multiples according to demands.
Description
Technical field
The embodiment of the present invention relates to technical field of mobile terminals, particularly relates to a kind of method and the device of recording speed change playback video.
Background technology
Along with the development of science and technology, the mobile device such as smart mobile phone and panel computer is more and more intelligent, and camera shoot function status is in a mobile device more and more important, and the Android installation kit of a lot of camera application program all has the function recording variable-speed video at a slow speed.
The method of existing recording speed change playback video, can only record playback video at a slow speed and can not record quick playback video, that is, the broadcasting speed of video can not be accelerated by regulating the recording mode of video the broadcasting speed of video can only be slowed down by the method.In addition, the playback video at a slow speed of single frame per second and single image quality can only be recorded at present, as, can only record and slow down 4 times, and image quality is the playback video at a slow speed of 480P, therefore, the method of existing recording speed change playback video is comparatively simple, and cannot meet consumers' demand, Consumer's Experience is poor.
Summary of the invention
The object of the invention is to propose a kind of method and the device of recording speed change playback video, with the function of abundant recording speed change playback video, promote Consumer's Experience.
On the one hand, embodiments provide a kind of method recording speed change playback video, comprising:
When preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples;
The camera controlled in mobile device records speed change playback video according to the image quality parameter obtained and/or speed change multiple.
On the other hand, embodiments provide a kind of device recording speed change playback video, comprising:
Parameter acquiring unit, for when preset speed change playback image pickup mode is triggered, shows at least two default image quality parameters, obtains the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples;
Video record unit, records speed change playback video for the camera controlled in mobile device according to the image quality parameter obtained and/or speed change multiple.
The method of the recording speed change playback video provided in the embodiment of the present invention and device, enriched the method for recording of speed change playback video, improved Consumer's Experience.In the method for the recording speed change playback video provided in the embodiment of the present invention, when preset speed change playback image pickup mode is triggered, at least two default image quality parameters in display mobile device and/or at least two default speed change multiples, and obtain image quality parameter and/or the speed change multiple of user's selection, and the camera in control mobile device records speed change playback video according to the image quality parameter obtained and/or speed change multiple, namely, user can control camera according to self-demand and record different image quality parameter and/or speed change playback video corresponding to different speed change multiple, enrich the form of speed change playback video, improve Consumer's Experience.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide the further understanding to the embodiment of the present invention, forms a part for the embodiment of the present invention, does not form the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is the realization flow figure of the method for the recording speed change playback video provided in first embodiment of the invention;
Fig. 2 is the realization flow figure of the method for the recording speed change playback video provided in second embodiment of the invention;
Fig. 3 is the realization flow figure of the method for the recording speed change playback video provided in third embodiment of the invention;
Fig. 4 is the structural representation of the device of the recording speed change playback video provided in fourth embodiment of the invention;
Fig. 5 is the structural representation of the device of the recording speed change playback video provided in fifth embodiment of the invention.
Embodiment
Below in conjunction with drawings and the specific embodiments, the embodiment of the present invention is carried out more in detail and complete explanation.Be understandable that, specific embodiment described herein is only for explaining the embodiment of the present invention, but not the restriction to the embodiment of the present invention.It also should be noted that, for convenience of description, illustrate only the part relevant to the embodiment of the present invention in accompanying drawing but not full content.
First embodiment:
Fig. 1 is the realization flow figure of the method for the recording speed change playback video provided in first embodiment of the invention, the method can be performed by the device recording speed change playback video, wherein this device can by software and/or hardware implementing, and the part that can be used as mobile device is built in mobile device inside.As shown in Figure 1, this realization flow comprises:
Step 11, when preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples.
When speed change playback image pickup mode preset is in a mobile device triggered, during as clicked the recording menu of default speed change playback video user, mobile device display at least two default image quality parameters and/or at least two default speed change multiples, namely, mobile device only display can preset image quality parameter, also only display can preset speed change multiple, default image quality parameter and default speed change multiple can also be shown simultaneously.
As, what can be previously provided with the recording speed change playback video of camera in a mobile device arranges menu, this menu can comprise " image quality " and/or " speed " two options, namely, this menu can only include " image quality " or " speed " option, also not only can comprise " image quality " option but also comprise " speed " option.Wherein, " image quality " option comprises at least two default image quality parameters and selects for user, and " speed " option comprises at least two default speed change multiples and selects for user.
When selecting image quality parameter the default image quality parameter of user from display, obtain the image quality parameter that user selects; When selecting speed change multiple the speed change multiple of user from display, obtain the speed change multiple that user selects, namely, user can select the image quality parameter of video from multiple default image quality parameter for being in camera under image pickup mode according to self-demand, also from multiple default speed change multiple, the speed change multiple of video can be selected for being in camera under image pickup mode, can also not only for camera selection video image quality parameter but also select speed change multiple.
Step 12, the camera controlled in mobile device record speed change playback video according to the image quality parameter obtained and/or speed change multiple.
Concrete, camera can be controlled and adopt the image quality parameter that obtains in step 11 or speed change multiple to record speed change playback video, also can control camera and adopt in step 11 or the image quality parameter of going and speed change multiple record speed change playback video.
As, when the image quality parameter obtained in a step 11 is 1080P, the resolution that mobile device controls the speed change playback video that camera is recorded can be 1920*1080.In addition, when the speed change multiple obtained is different, the frame per second of the speed change playback video of recording is different, and this frame per second is directly proportional to speed change multiple.As, when speed change multiple is 2, the frame per second of camera can be 60 frames/second; When speed change multiple is 3, the frame per second of camera can be 90 frames/second.
It should be noted that, when speed change playback video recorded by camera the resolution that adopts not only with the image quality relating to parameters obtained, also relevant with the ratio of width to height of the display pre-set, as when the ratio of width to height of display is 16:9,4:3 or 3:2, the resolution of the video adopting same image quality parameter to record is different.
Wherein, described at least two default image quality parameters can comprise 4K, 1080P, 720P or 480P etc.That is, mobile device can show multiple image quality parameter for user's selection, to need the video recording different image quality according to user.
Wherein, described default speed change multiple can be positive integer doubly or the inverse of positive integer doubly.If, described default speed change multiple can be 1,2,3,4,5,1/2,1/3,1/4 or 1/5 etc.That is, mobile device can show multiple speed change multiple for user's selection, to need the speed change playback speed controlling video according to user, and user's selection.
The method of the recording speed change playback video provided in first embodiment of the invention, when the speed change playback image pickup mode of camera is triggered, the mobile device multiple default image quality parameter of display belonging to camera and/or multiple default speed change multiple are selected for user, and mobile device obtains image quality parameter and/or the speed change multiple of user's selection, and control image quality parameter and/or the speed change multiple recording speed change playback video that camera adopts user's selection.The method can record the speed change playback video of different image quality parameter and/or different speed change multiple according to user's request; In addition, the method not only can record playback video at a slow speed, can also record quick playback video, improve Consumer's Experience.
Second embodiment:
Fig. 2 is the realization flow figure of the method for the recording speed change playback video provided in second embodiment of the invention, the method can be performed by the device recording speed change playback video, wherein this device can by software and/or hardware implementing, and the part that can be used as mobile device is built in mobile device inside.As shown in Figure 2, this realization flow comprises:
Step 21, when preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples.
When speed change playback image pickup mode preset is in a mobile device triggered, during as clicked the recording menu of default speed change playback video user, mobile device display at least two default image quality parameters and/or at least two default speed change multiples, namely, mobile device only display can preset image quality parameter, also only display can preset speed change multiple, default image quality parameter and default speed change multiple can also be shown simultaneously.
When selecting image quality parameter the default image quality parameter of user from display, obtain the image quality parameter that user selects; When selecting speed change multiple the speed change multiple of user from display, obtain the speed change multiple that user selects, namely, user can select the image quality parameter of video from multiple default image quality parameter for being in camera under image pickup mode according to self-demand, also from multiple default speed change multiple, the speed change multiple of video can be selected for being in camera under image pickup mode, can also not only for camera selection video image quality parameter but also select speed change multiple.
Step 22, control described camera and adopt the image quality parameter obtained, and/or the current recorded speed of the camera determined according to the speed change multiple obtained and the default recorded speed of camera, record speed change playback video.
When only obtaining the image quality parameter of user's selection in step 21, the image quality parameter that mobile device control camera adopts user to select and preset speed change multiple record speed change playback video, that is, user only controls the image quality of speed change playback video.Wherein, preset speed change multiple can be 4 times.
When only obtaining the speed change multiple of user's selection in step 21, the current recorded speed of the default recorded speed determination camera of the speed change multiple that mobile device foundation obtains and camera, and adopt described current recorded speed and preset image quality parameter to record speed change playback video.Concrete, according to following formula, the current recorded speed V of camera can be determined:
V＝Vo*k
Wherein, Vo is the default recorded speed of camera, and k is the speed change multiple that user selects.Wherein, the unit of current recorded speed can be frame/second.Preset image quality parameter can be 720P.
When not only having obtained image quality parameter that user selects but also obtained speed change multiple that user selects in step 21, the current recorded speed of the default recorded speed determination camera of the speed change multiple that foundation obtains and camera, and adopt the image quality parameter and described current recorded speed recording speed change playback video that obtain.
Wherein, described at least two default image quality parameters can comprise 4K, 1080P, 720P or 480P etc.That is, mobile device can show multiple image quality parameter for user's selection, to need the video recording different image quality according to user.
Wherein, described default speed change multiple can be positive integer doubly or the inverse of positive integer doubly.If, described default speed change multiple can be 1,2,3,4,5,1/2,1/3,1/4 or 1/5 etc.That is, mobile device can show multiple speed change multiple for user's selection, to need the speed change playback speed controlling video according to user, and user's selection.
Preferential, described at least two default speed change multiples do not comprise 1 times.When described default speed change multiple is 1, the current recorded speed of the camera determined equals the default recorded speed of camera, and what camera was recorded is not speed change playback video.
The method of the recording speed change playback video provided in second embodiment of the invention, when the speed change playback image pickup mode of camera is triggered, if obtain the speed change multiple of user's selection, then determines the current recorded speed that this speed change multiple is corresponding.Obtaining image quality parameter and/or the speed change multiple of user's selection, mobile device controls camera and adopts the image quality parameter and/or speed change multiple recording speed change playback video selected, and the method can record the speed change playback video of different image quality parameter and/or different speed change multiple according to user's request; In addition, the method not only can record playback video at a slow speed, can also record quick playback video, improve Consumer's Experience.
3rd embodiment:
Fig. 3 is the realization flow figure of the method for the recording speed change playback video provided in third embodiment of the invention, the method can be performed by the device recording speed change playback video, wherein this device can by software and/or hardware implementing, and the part that can be used as mobile device is built in mobile device inside.As shown in Figure 3, this realization flow comprises:
Step 31, when preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples.
When speed change playback image pickup mode preset is in a mobile device triggered, during as clicked the recording menu of default speed change playback video user, mobile device display at least two default image quality parameters and/or at least two default speed change multiples, namely, mobile device only display can preset image quality parameter, also only display can preset speed change multiple, default image quality parameter and default speed change multiple can also be shown simultaneously.
When selecting image quality parameter the default image quality parameter of user from display, obtain the image quality parameter that user selects; When selecting speed change multiple the speed change multiple of user from display, obtain the speed change multiple that user selects, namely, user can select the image quality parameter of video from multiple default image quality parameter for being in camera under image pickup mode according to self-demand, also from multiple default speed change multiple, the speed change multiple of video can be selected for being in camera under image pickup mode, can also not only for camera selection video image quality parameter but also select speed change multiple.
Step 32, control described camera and adopt the image quality parameter obtained, and/or the current recorded speed of the camera determined according to the speed change multiple obtained and the default recorded speed of camera, record speed change playback video.
If obtain the speed change multiple of user's selection in step 32, the current recorded speed of the camera determined according to the speed change multiple of acquisition and the default recorded speed of camera.Mobile device controls camera and adopts the image quality parameter and/or current recorded speed recording speed change playback video that obtain.
Wherein, described at least two default image quality parameters can comprise 4K, 1080P, 720P or 480P etc.That is, mobile device can show multiple image quality parameter for user's selection, to need the video recording different image quality according to user.
Wherein, described default speed change multiple can be positive integer doubly or the inverse of positive integer doubly.If, described default speed change multiple can be 1,2,3,4,5,1/2,1/3,1/4 or 1/5 etc.That is, mobile device can show multiple speed change multiple for user's selection, to need the speed change playback speed controlling video according to user.
The speed change playback video that step 33, broadcasting are recorded, wherein the broadcasting speed of speed change playback video is the parameter preset times of described current recorded speed, and parameter preset is doubly the inverse times of the speed change multiple of acquisition.
The speed change multiple obtained in step 31 is when being greater than 1, and speed change multiple is larger, during displaying video to slow down multiple larger, namely the broadcasting speed of video is slower; When the speed change multiple obtained in step 31 is less than 1, speed change multiple is less, and quickening multiple during displaying video is larger, and namely the broadcasting speed of video is faster.
The method of the recording speed change playback video provided in third embodiment of the invention, can record the speed change playback video of different image quality parameter and/or different speed change multiple according to user's request; In addition, the method not only can record playback video at a slow speed, can also record quick playback video, improve Consumer's Experience.
Following embodiment is device embodiment, and the inventive method embodiment and device embodiment belong to same design, and the detail content of not detailed description in device embodiment can with reference to said method embodiment.
4th embodiment:
Fig. 4 is the structural representation of the device of the recording speed change playback video provided in fourth embodiment of the invention, as shown in Figure 4, the device of this recording speed change playback video can comprise: parameter acquiring unit 41, for when preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples; Video record unit 42, records speed change playback video for the camera controlled in mobile device according to the image quality parameter obtained and/or speed change multiple.
Wherein, when speed change playback image pickup mode preset is in a mobile device triggered, during as clicked the recording menu of default speed change playback video user, parameter acquiring unit 41 in mobile device shows at least two default image quality parameters and/or at least two default speed change multiples, namely, parameter acquiring unit 41 only display can preset image quality parameter, also only display can preset speed change multiple, can also show default image quality parameter and default speed change multiple simultaneously.
When selecting image quality parameter the default image quality parameter of user from display, parameter acquiring unit 41 obtains the image quality parameter that user selects; When selecting speed change multiple the speed change multiple of user from display, parameter acquiring unit 41 obtains the speed change multiple that user selects, namely, user can select the image quality parameter of video from multiple default image quality parameter for being in camera under image pickup mode according to self-demand, also from multiple default speed change multiple, the speed change multiple of video can be selected for being in camera under image pickup mode, can also not only for camera selection video image quality parameter but also select speed change multiple.
Wherein, described at least two default image quality parameters can comprise 4K, 1080P, 720P or 480P etc.
Wherein, described default speed change multiple can be positive integer doubly or the inverse of positive integer doubly.
The device of the recording speed change playback video provided in fourth embodiment of the invention, when the speed change playback image pickup mode of camera is triggered, the mobile device multiple default image quality parameter of display belonging to camera and/or multiple default speed change multiple are selected for user, parameter acquiring unit obtains image quality parameter and/or the speed change multiple of user's selection, and the image quality parameter that video record unit controls camera adopts user to select and/or speed change multiple record speed change playback video.This device can record the speed change playback video of different image quality parameter and/or different speed change multiple according to user's request; In addition, this device not only can record playback video at a slow speed, can also record quick playback video, improve Consumer's Experience.
5th embodiment:
Fig. 5 is the structural representation of the device of the recording speed change playback video provided in fifth embodiment of the invention, as shown in Figure 5, the device of this recording speed change playback video can comprise: parameter acquiring unit 51, for when preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples; Video record unit 52, records speed change playback video for the camera controlled in mobile device according to the image quality parameter obtained and/or speed change multiple.
Wherein, video record unit 52 specifically may be used for: control described camera and adopt the image quality parameter obtained, and/or the current recorded speed of the camera determined according to the speed change multiple obtained and the default recorded speed of camera, records speed change playback video.
Wherein, this device can also comprise: video playback unit 53, and for playing the speed change playback video of recording, wherein the broadcasting speed of speed change playback video is the parameter preset times of described current recorded speed, and parameter preset is doubly the inverse times of the speed change multiple of acquisition.
Wherein, described at least two default image quality parameters can comprise 4K, 1080P, 720P or 480P.Described default speed change multiple can be positive integer doubly or the inverse of positive integer doubly.
Preferential, described at least two default speed change multiples do not comprise 1 times.
The device of the recording speed change playback video provided in fifth embodiment of the invention, when the speed change playback image pickup mode of camera is triggered, the mobile device multiple default image quality parameter of display belonging to camera and/or multiple default speed change multiple are selected for user, parameter acquiring unit obtains image quality parameter and/or the speed change multiple of user's selection, and the image quality parameter that video record unit controls camera adopts user to select and/or speed change multiple record speed change playback video.The different image quality adopting this device users to record oneself to like and the speed change playback video of frame per second, improve Consumer's Experience.
Be only the preferred embodiment of the embodiment of the present invention described in upper, be not limited to the embodiment of the present invention, to those skilled in the art, the embodiment of the present invention can have various change and change.Any amendment done within all spirit in the embodiment of the present invention and principle, equivalent replacement, improvement etc., within the protection range that all should be included in the embodiment of the present invention.
Claims (10)
1. record a method for speed change playback video, it is characterized in that, comprising:
When preset speed change playback image pickup mode is triggered, show at least two default image quality parameters, obtain the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples;
The camera controlled in mobile device records speed change playback video according to the image quality parameter obtained and/or speed change multiple.
2. method according to claim 1, is characterized in that, controls camera and records speed change playback video according to the image quality parameter obtained and/or speed change multiple, comprising:
Control described camera and adopt the image quality parameter obtained, and/or the current recorded speed of the camera determined according to the speed change multiple obtained and the default recorded speed of camera, record speed change playback video.
3. method according to claim 2, is characterized in that, controls camera according to after the image quality parameter obtained and/or speed change multiple recording speed change playback video, also comprises:
The speed change playback video that broadcasting is recorded, wherein the broadcasting speed of speed change playback video is the parameter preset times of described current recorded speed, and parameter preset is doubly the inverse times of the speed change multiple of acquisition.
4. the method according to any one of claim 1-3, is characterized in that,
Described at least two default image quality parameters comprise 4K, 1080P, 720P or 480P.
5. method according to claim 4, is characterized in that,
Described default speed change multiple be positive integer doubly or the inverse of positive integer doubly.
6. method according to claim 5, is characterized in that, described at least two default speed change multiples do not comprise 1 times.
7. record a device for speed change playback video, it is characterized in that, comprising:
Parameter acquiring unit, for when preset speed change playback image pickup mode is triggered, shows at least two default image quality parameters, obtains the image quality parameter that user selects from described at least two default image quality parameters; And/or, show at least two default speed change multiples, obtain the speed change multiple that user selects from described at least two default speed change multiples;
Video record unit, records speed change playback video for the camera controlled in mobile device according to the image quality parameter obtained and/or speed change multiple.
8. device according to claim 7, is characterized in that, video record unit specifically for:
Control described camera and adopt the image quality parameter obtained, and/or the current recorded speed of the camera determined according to the speed change multiple obtained and the default recorded speed of camera, record speed change playback video.
9. device according to claim 8, is characterized in that, also comprises:
Video playback unit, for playing the speed change playback video of recording, wherein the broadcasting speed of speed change playback video is the parameter preset times of described current recorded speed, and parameter preset is doubly the inverse times of the speed change multiple of acquisition.
10. the device according to any one of claim 7-9, is characterized in that,
Described at least two default image quality parameters comprise 4K, 1080P, 720P or 480P.
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Application publication date: 20150422 |