Hand-held electronic apparatus, audio video broadcasting apparatus and broadcasting method thereof
First Claim
1. An audio and video broadcasting apparatus, comprising:
- a plurality of sound signal capturing devices, disposed at a plurality of disposition positions of the audio and video broadcasting apparatus and configured to respectively capture a plurality of sound signals in an environment;
an image capturing device, which captures an image in the environment to obtain a display image;
a controller, coupled to the sound signal capturing devices and the image capturing device and configured to;
divide the display image into a plurality of display regions;
set a reference plane according to an image capturing direction of the image capturing device, and divide the reference plane into a plurality of sector regions with a sound receiving point on the reference plane as a central point according to different angles based on the central point;
calculate a plurality of projection positions of the sound signal capturing devices on the reference plane according to the disposition positions, and generate a correspondence between the disposition positions and relative positions of the display regions according to each of the sector regions corresponding to each of the projection positions;
receive a playback setting command corresponding to a selected region among the display regions, and set a playing weight of each of the display regions according to the playback setting command; and
adjust a volume playback setting corresponding to the sound signals according to the playing weight of each of the display regions and the correspondence, and generate an output sound signal according to the volume playback setting and the sound signals; and
a speaker, which performs a sound playback action according to the output sound signal.
1 Assignment
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Accused Products
Abstract
An audio and video broadcasting apparatus includes a plurality of sound signal capturing devices, an image capturing device, a controller, and a speaker. The sound signal capturing devices capture a plurality of sound signals. The image capturing device obtains a display image. The controller is configured to: divide the display image into a plurality of display regions; establish a correspondence between the disposition positions and relative positions of the display regions; receive a playback setting command of a selected region, and set a playing weight of each of the display regions according to the playback setting command; and adjust a volume playback setting corresponding to the sound signals according to the playing weight of each of the display regions and the correspondence, and generate an output sound signal according to the volume playback setting and the sound signals. The speaker performs a sound playing action.
16 Citations
17 Claims
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1. An audio and video broadcasting apparatus, comprising:
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a plurality of sound signal capturing devices, disposed at a plurality of disposition positions of the audio and video broadcasting apparatus and configured to respectively capture a plurality of sound signals in an environment; an image capturing device, which captures an image in the environment to obtain a display image; a controller, coupled to the sound signal capturing devices and the image capturing device and configured to; divide the display image into a plurality of display regions; set a reference plane according to an image capturing direction of the image capturing device, and divide the reference plane into a plurality of sector regions with a sound receiving point on the reference plane as a central point according to different angles based on the central point; calculate a plurality of projection positions of the sound signal capturing devices on the reference plane according to the disposition positions, and generate a correspondence between the disposition positions and relative positions of the display regions according to each of the sector regions corresponding to each of the projection positions; receive a playback setting command corresponding to a selected region among the display regions, and set a playing weight of each of the display regions according to the playback setting command; and adjust a volume playback setting corresponding to the sound signals according to the playing weight of each of the display regions and the correspondence, and generate an output sound signal according to the volume playback setting and the sound signals; and a speaker, which performs a sound playback action according to the output sound signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An audio and video broadcasting method, comprising:
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capturing a plurality of sound signals in an environment at a plurality of disposition positions of an audio and video broadcasting apparatus; capturing an image in the environment to obtain a display image; dividing the display image into a plurality of display regions; setting a reference plane according to an image capturing direction of the image capturing device, and dividing the reference plane into a plurality of sector regions with a sound receiving point on the reference plane as a central point according to different angles based on the central point; calculating a plurality of projection positions of the sound signal capturing devices on the reference plane according to the disposition positions, and generating a correspondence between the disposition positions and relative positions of the display regions according to each of the sector regions corresponding to each of the projection positions; receiving a playback setting command corresponding to a selected region among the display regions, and setting a playing weight of each of the display regions according to the playback setting command; adjusting a volume playback setting corresponding to the sound signals according to the playing weight of each of the display regions and the correspondence, and generating an output sound signal according to the volume playback setting and the sound signals; and performing a sound playback action according to the output sound signal. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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Specification