CN102724468B - Audio video processor - Google Patents
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- CN102724468B CN102724468B CN201210240848.2A CN201210240848A CN102724468B CN 102724468 B CN102724468 B CN 102724468B CN 201210240848 A CN201210240848 A CN 201210240848A CN 102724468 B CN102724468 B CN 102724468B
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Abstract
The invention relates to the technical field of multimedia control systems, and in particular relates to an audio video processor. The audio video processor structurally comprises an HDMI (high-definition multimedia interface) audio video decoder, a first interface converter, a second interface converter, an HDMI video matrix processor, a first analog/digital converter, an SPDIF (Sony/Philips digital interface format) input selector, a microphone power amplifier, a second anaglog/digital converter, a Karaoke processor, a DSP (digital signal processing) digital audio processor and a digital/analog converter. The audio video processor disclosed by the invention can carry out centralized control on a television, a game machine, a wireless microphone main machine, a blue light DVD (digital video disk) player, a song-order main machine, a 3D (three-dimensional) high definition projector, a CD (Compact Disc) player, a notebook computer and a multimedia player, and the operation is simple and easy. Compared with the prior art, the audio video processor disclosed by the invention has the advantages that centralized management and control can be carried out on multiple media devices, great convenience is provided for a user, and operation efficiency of the user can be improved.
Description
Technical field
The present invention relates to media control system technical field, particularly relate to a kind of audio video processor.
Background technology
Media, refer to the medium diffused information, and popular saying is exactly carrier or the platform of publicity, can provide platform for the propagation of information.Media mainly contain following five functions: 1, monitor social environment; 2, social relationships are coordinated; 3, succession culture; 4, amusement is provided; 5, civil masses is educated.Therefore so far, the application involved such as advertisement of media, art, education, amusement, engineering, medicine, the industry such as business and scientific research.
Media device has generally comprised DVD disc player, song-order machine, TV, audio amplifier, microphone etc.
In prior art, the places such as Karaoke room, private villa, advanced entertainment place, home theater, all be equipped with media equipment, but, to the operation of various media device, all adopt the mode being equipped with independently remote control and carrying out operating, bring inconvenience to user, and various remote controller is easily obscured.
Summary of the invention
The object of the invention is to avoid weak point of the prior art and a kind of audio video processor is provided, this audio video processor can manage concentratedly media equipment and control, for user brings very large facility, the operating efficiency of user more can be improved.
Object of the present invention is achieved through the following technical solutions.
A kind of audio video processor is provided, comprises HDMI audio/video decoder, first interface transducer, the second interface convertor, HDMI video matrix processor, the first analog/digital converter, SPDIF input selector, microphone power amplifier, the second analog/digital converter, Karaoke processor, DSP digital audio processor and digital/analog converter;
HDMI audio/video decoder is provided with HDMI input interface 1 end, HDMI input interface 2 end, HDMI input interface 3 end, HDMI input interface 4 end, HDMI audio output interface 5 end, HDMI audio output interface 6 end, HDMI audio output interface 7 end, HDMI audio output interface 8 end, HDMI video output interface 9 end, HDMI video output interface 10 end, HDMI video output interface 11 end and HDMI video output interface 12 end;
First interface transducer is provided with VGA input interface 1 end, VGA input interface 2 end, HDMI video output interface 3 end and HDMI video output interface 4 end;
Second interface convertor is provided with CVBS input interface 1, CVBS input interface 2, HDMI video output interface 3 end and HDMI video output interface 4 end;
HDMI video matrix processor is provided with HDMI video receiving interface 1 end, HDMI video receiving interface 2 end, HDMI video receiving interface 3 end, HDMI video receiving interface 4 end, HDMI video receiving interface 5 end, HDMI video receiving interface 6 end, HDMI video receiving interface 7 end, HDMI video receiving interface 8 end, CVBS video output interface 9 end and HDMI video output interface 10 end;
First analog/digital converter is provided with analogue audio frequency input interface 1 end, analogue audio frequency input interface 2 end, analogue audio frequency input interface 3 end, analogue audio frequency input interface 4 end, analogue audio frequency input interface 5 end, analogue audio frequency input interface 6 end, digital audio output interface 7 end, digital audio output interface 8 end, digital audio output interface 9 end, digital audio output interface 10 end, digital audio output interface 11 end and digital audio output interface 12 end;
SPDIF input selector is provided with fiber-optic signal input interface 1 end, fiber-optic signal input interface 3 end, fiber-optic signal input interface 5 end, fiber-optic signal input interface 7 end, coaxial signal input interface 2 end, coaxial signal input interface 4 end, coaxial signal input interface 6 end, coaxial signal input interface 8 end, SPDIF signal output interface 9 end, SPDIF signal output interface 10 end, SPDIF signal output interface 11 end and SPDIF signal output interface 12 end;
Microphone power amplifier is provided with microphone speech input interface 1 end, microphone speech input interface 2 end, microphone speech input interface 3 end and microphone voice output interface 4 end;
Second analog/digital converter is provided with microphone analog voice receiving interface 1 end and microphone digital speech output interface 2 end;
Karaoke processor is provided with microphone digital speech receiving interface 1 end, Karaoke music signal input interface 2 end, microphone voice output interface 3 end, microphone voice output interface 4 end, microphone voice output interface 5 end, microphone voice output interface 6 end, microphone voice output interface 7 end and microphone voice output interface 8 end;
DSP digital audio processor is provided with HDMI audio input interface 1 end, HDMI audio input interface 2 end, HDMI audio input interface 3 end, HDMI audio input interface 4 end, digital audio receiving interface 5 end, digital audio receiving interface 6 end, digital audio receiving interface 7 end, digital audio receiving interface 8 end, digital audio receiving interface 9 end, digital audio receiving interface 10 end, SPDIF Signal reception interface 11 end, SPDIF Signal reception interface 12 end, SPDIF Signal reception interface 13 end, SPDIF Signal reception interface 14 end, microphone phonetic incepting interface 15 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 20 end, Karaoke music signal output interface 21 end, output interface 22 end after digital audio processing, output interface 23 end after digital audio processing, output interface 24 end after digital audio processing, output interface 25 end after digital audio processing, output interface 26 end after digital audio processing, output interface 27 end after digital audio processing, output interface 29 end after output interface 28 end and digital audio processing after digital audio processing,
Digital/analog converter is provided with digital audio input interface 1 end, digital audio input interface 2 end, digital audio input interface 3 end, digital audio input interface 4 end, digital audio input interface 5 end, digital audio input interface 6 end, digital audio input interface 7 end, digital audio input interface 8 end, analogue audio frequency output interface 9 end, analogue audio frequency output interface 10 end, analogue audio frequency output interface 11 end, analogue audio frequency output interface 12 end, analogue audio frequency output interface 13 end, analogue audio frequency output interface 14 end, analogue audio frequency output interface 15 end and analogue audio frequency output interface 16 end,
HDMI video output interface 9 end of HDMI audio/video decoder, HDMI video output interface 10 end, HDMI video output interface 11 end, HDMI video output interface 12 end, HDMI video output interface 3 end of first interface transducer, HDMI video output interface 4 end, HDMI video output interface 3 end of the second interface convertor, HDMI video output interface 4 end respectively with HDMI video receiving interface 1 end of HDMI video matrix processor, HDMI video receiving interface 2 end, HDMI video receiving interface 3 end, HDMI video receiving interface 4 end, HDMI video receiving interface 5 end, HDMI video receiving interface 6 end, HDMI video receiving interface 7 end, HDMI video receiving interface 8 end connects,
HDMI audio output interface 5 end of HDMI audio/video decoder, HDMI audio output interface 6 end, HDMI audio output interface 7 end, HDMI audio output interface 8 end, digital audio output interface 7 end that first analog/digital converter is established, digital audio output interface 8 end, digital audio output interface 9 end, digital audio output interface 10 end, digital audio output interface 11 end, digital audio output interface 12 end, SPDIF signal output interface 9 end that SPDIF input selector is established, SPDIF signal output interface 10 end, SPDIF signal output interface 11 end, HDMI audio input interface 1 end of SPDIF signal output interface 12 end and DSP digital audio processor, HDMI audio input interface 2 end, HDMI audio input interface 3 end, HDMI audio input interface 4 end, digital audio receiving interface 5 end, digital audio receiving interface 6 end, digital audio receiving interface 7 end, digital audio receiving interface 8 end, digital audio receiving interface 9 end, digital audio receiving interface 10 end, SPDIF Signal reception interface 11 end, SPDIF Signal reception interface 12 end, SPDIF Signal reception interface 13 end, SPDIF Signal reception interface 14 end, microphone phonetic incepting interface 15 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 20 end connects,
Microphone voice output interface 4 end of microphone power amplifier is connected with microphone analog voice receiving interface 1 end of the second analog/digital converter, microphone digital speech output interface 2 end of the second analog/digital converter is connected with microphone digital speech receiving interface 1 end of Karaoke processor, Karaoke music signal input interface 2 end that Karaoke processor is established is connected with Karaoke music signal output interface 21 end of DSP digital audio processor, output interface 22 end after the digital audio processing of DSP digital audio processor, output interface 23 end after digital audio processing, output interface 24 end after digital audio processing, output interface 25 end after digital audio processing, output interface 26 end after digital audio processing, output interface 27 end after digital audio processing, output interface 28 end after digital audio processing, digital audio input interface 1 end of output interface 29 end and digital/analog converter after digital audio processing, digital audio input interface 2 end, digital audio input interface 3 end, digital audio input interface 4 end, digital audio input interface 5 end, digital audio input interface 6 end, digital audio input interface 7 end, digital audio input interface 8 end connects.
Preferably, the handling process of audio video processor to signal is as follows:
After the input of HDMI signal, demodulated the video signal of stereo audio and RGB24 form by HDMI audio/video decoder, vision signal enters HDMI video matrix processor, and audio signal then enters DSP digital audio processor;
VGA and CVBS analog video signal exports HDMI digital signal to HDMI video matrix processor respectively by first interface transducer and the second interface convertor;
After HDMI video matrix processor receives all digital video signals, first after the process of input data format, export Memory control to, carry out motion detection more respectively, go isolation, mode detection, 3D filtering process, pixel adaptive-interpolation, frame rate conversion, image enhancement processing and image export, the signal of direct output is HDMI HD video, then through digital-to-analog change then export be CVBS analog video signal.
Another is preferred, and the handling process of the digital audio and video signals that the audio signal that DSP digital audio processor exports HDMI audio/video decoder, the first analog/digital converter export and the SPDIF audio signal that SPDIF input selector exports is as follows:
To the process of the importation of three kinds of audio signals, be followed successively by gain control, quiet control, height cuts process, the balanced adjustment of residual quantity, delay process, phase place adjusts and interlock operates;
The output of three kinds of audio signals is processed, is followed successively by matrix disposal, gain control, quiet control, scaling down processing, the balanced adjustment of residual quantity, delay process, compressor reducer is arranged, phase place adjusts and interlock operates.
Another is preferred, and the handling process of Karaoke processor to Karaoke music signal is as follows:
To Karaoke music signal importation process, be followed successively by volume controls, Voltage Cortrol process, BBE energized process, low cut process and residual quantity equilibrium treatment;
To left and right passage, mid-passage, the sub-bass channel of the output of Karaoke music signal with process around passage, to having with the process of upper channel that volume controls successively, the balanced adjustment of residual quantity, delay process, Phase Processing and compressor reducer set handling.
Another is preferred, and the handling process of DSP digital audio processor to the signal that Karaoke processor exports is as follows:
The importation of this signal is processed, has volume control, quiet control successively, lowly cut process, the balanced adjustment of residual quantity, Voltage Cortrol process, phase place adjust and feedback inhibition process;
Then the effect sound of this signal is processed, have the control of total volume, Voltage Cortrol process, the balanced adjustment of echo residual quantity, phase place adjustment, Echo process, reverberation effect process, plumpness effect process and spatial impression effect process successively;
After the main sound of this signal and effect sound process respectively, be given to the left and right passage of the output of this signal again, mid-passage, sub-bass channel, process around passage, to including volume control, quiet control with the process of upper channel successively, just cutting process, residual quantity equilibrium treatment, the adjustment of microphone music ratio, delay process, phase place adjustment and compressor reducer set handling.
Preferred, Echo process comprises the Parameter adjustable process of time delay, repetition, volume.
Another is preferred, and reverberation effect process comprises the time, Attack delay, excitation, volume, height are cut, low Parameter adjustable process of cutting.
Another is preferred, and the first analog/digital converter adopts model to be CS42418 and model to be the components and parts of CS5361 to be combined.
Another is preferred, and the model of the second analog/digital converter is CS5361.
Another is preferred, and the model of digital/analog converter is CS42418.
Beneficial effect of the present invention is as follows:
Structure of the present invention comprises HDMI audio/video decoder, first interface transducer, second interface convertor, HDMI video matrix processor, first analog/digital converter, SPDIF input selector, microphone power amplifier, second analog/digital converter, Karaoke processor, DSP digital audio processor and digital/analog converter, substantially operation of the present invention all can complete on operator, simple to operation, compared with prior art, can manage concentratedly media equipment and control, for user brings very large facility, more can improve the operating efficiency of user.
Accompanying drawing explanation
The present invention will be further described to utilize accompanying drawing, but the content in accompanying drawing does not form any limitation of the invention.
Fig. 1 is the circuit block diagram of a kind of audio video processor of the present invention.
Include in FIG:
HDMI audio/video decoder 1,
First interface transducer 2,
Second interface convertor 3,
HDMI video matrix processor 4,
First analog/digital converter 5,
SPDIF input selector 6,
Microphone power amplifier 7,
Second analog/digital converter 8,
Karaoke processor 9,
DSP digital audio processor 10,
Digital/analog converter 11.
Embodiment
The invention will be further described with the following Examples.
embodiment 1.
A kind of audio video processor of the present embodiment as shown in Figure 1, comprises HDMI audio/video decoder, first interface transducer 2, second interface convertor 3, HDMI video matrix processor 4, first analog/digital converter 5, SPDIF input selector 6, microphone power amplifier 7, second analog/digital converter 8, Karaoke processor 9, DSP digital audio processor 10 and digital/analog converter 11;
HDMI audio/video decoder 1 is provided with HDMI input interface 1 end, HDMI input interface 2 end, HDMI input interface 3 end, HDMI input interface 4 end, HDMI audio output interface 5 end, HDMI audio output interface 6 end, HDMI audio output interface 7 end, HDMI audio output interface 8 end, HDMI video output interface 9 end, HDMI video output interface 10 end, HDMI video output interface 11 end and HDMI video output interface 12 end;
First interface transducer 2 is provided with VGA input interface 1 end, VGA input interface 2 end, HDMI video output interface 3 end and HDMI video output interface 4 end;
Second interface convertor 3 is provided with CVBS input interface 1 end, CVBS input interface 2 end, HDMI video output interface 3 end and HDMI video output interface 4 end;
HDMI video matrix processor 4 is provided with HDMI video receiving interface 1 end, HDMI video receiving interface 2 end, HDMI video receiving interface 3 end, HDMI video receiving interface 4 end, HDMI video receiving interface 5 end, HDMI video receiving interface 6 end, HDMI video receiving interface 7 end, HDMI video receiving interface 8 end, CVBS video output interface 9 end and HDMI video output interface 10 end;
First analog/digital converter 5 is provided with analogue audio frequency input interface 1 end, analogue audio frequency input interface 2 end, analogue audio frequency input interface 3 end, analogue audio frequency input interface 4 end, analogue audio frequency input interface 5 end, analogue audio frequency input interface 6 end, digital audio output interface 7 end, digital audio output interface 8 end, digital audio output interface 9 end, digital audio output interface 10 end, digital audio output interface 11 end and digital audio output interface 12 end;
SPDIF input selector 6 is provided with fiber-optic signal input interface 1 end, fiber-optic signal input interface 3 end, fiber-optic signal input interface 5 end, fiber-optic signal input interface 7 end, coaxial signal input interface 2 end, coaxial signal input interface 4 end, coaxial signal input interface 6 end, coaxial signal input interface 8 end, SPDIF signal output interface 9 end, SPDIF signal output interface 10 end, SPDIF signal output interface 11 end and SPDIF signal output interface 12 end;
Microphone power amplifier 7 is provided with microphone speech input interface 1 end, microphone speech input interface 2 end, microphone speech input interface 3 end and microphone voice output interface 4 end;
Second analog/digital converter 8 is provided with microphone analog voice receiving interface 1 end and microphone digital speech output interface 2 end;
Karaoke processor 9 is provided with microphone digital speech receiving interface 1 end, Karaoke music signal input interface 2 end, microphone voice output interface 3 end, microphone voice output interface 4 end, microphone voice output interface 5 end, microphone voice output interface 6 end, microphone voice output interface 7 end and microphone voice output interface 8 end;
DSP digital audio processor 10 is provided with HDMI audio input interface 1 end, HDMI audio input interface 2 end, HDMI audio input interface 3 end, HDMI audio input interface 4 end, digital audio receiving interface 5 end, digital audio receiving interface 6 end, digital audio receiving interface 7 end, digital audio receiving interface 8 end, digital audio receiving interface 9 end, digital audio receiving interface 10 end, SPDIF Signal reception interface 11 end, SPDIF Signal reception interface 12 end, SPDIF Signal reception interface 13 end, SPDIF Signal reception interface 14 end, microphone phonetic incepting interface 15 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 20 end, Karaoke music signal output interface 21 end, output interface 22 end after digital audio processing, output interface 23 end after digital audio processing, output interface 24 end after digital audio processing, output interface 25 end after digital audio processing, output interface 26 end after digital audio processing, output interface 27 end after digital audio processing, output interface 29 end after output interface 28 end and digital audio processing after digital audio processing,
Digital/analog converter 11 is provided with digital audio input interface 1 end, digital audio input interface 2 end, digital audio input interface 3 end, digital audio input interface 4 end, digital audio input interface 5 end, digital audio input interface 6 end, digital audio input interface 7 end, digital audio input interface 8 end, analogue audio frequency output interface 9 end, analogue audio frequency output interface 10 end, analogue audio frequency output interface 11 end, analogue audio frequency output interface 12 end, analogue audio frequency output interface 13 end, analogue audio frequency output interface 14 end, analogue audio frequency output interface 15 end and analogue audio frequency output interface 16 end,
HDMI video output interface 9 end of HDMI audio/video decoder 1, HDMI video output interface 10 end, HDMI video output interface 11 end, HDMI video output interface 12 end, HDMI video output interface 3 end of first interface transducer 2, HDMI video output interface 4 end, HDMI video output interface 3 end of the second interface convertor 3, HDMI video output interface 4 end respectively with HDMI video receiving interface 1 end of HDMI video matrix processor 4, HDMI video receiving interface 2 end, HDMI video receiving interface 3 end, HDMI video receiving interface 4 end, HDMI video receiving interface 5 end, HDMI video receiving interface 6 end, HDMI video receiving interface 7 end, HDMI video receiving interface 8 end connects,
HDMI audio output interface 5 end of HDMI audio/video decoder 1, HDMI audio output interface 6 end, HDMI audio output interface 7 end, HDMI audio output interface 8 end, digital audio output interface 7 end that first analog/digital converter 5 is established, digital audio output interface 8 end, digital audio output interface 9 end, digital audio output interface 10 end, digital audio output interface 11 end, digital audio output interface 12 end, SPDIF signal output interface 9 end that SPDIF input selector 6 is established, SPDIF signal output interface 10 end, SPDIF signal output interface 11 end, HDMI audio input interface 1 end of SPDIF signal output interface 12 end and DSP digital audio processor 10 end, HDMI audio input interface 2 end, HDMI audio input interface 3 end, HDMI audio input interface 4 end, digital audio receiving interface 5 end, digital audio receiving interface 6 end, digital audio receiving interface 7 end, digital audio receiving interface 8 end, digital audio receiving interface 9 end, digital audio receiving interface 10 end, SPDIF Signal reception interface 11 end, SPDIF Signal reception interface 12 end, SPDIF Signal reception interface 13 end, SPDIF Signal reception interface 14 end, microphone phonetic incepting interface 15 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 20 end connects,
Microphone voice output interface 4 end of microphone power amplifier 7 is connected with microphone analog voice receiving interface 1 end of the second analog/digital converter 8, microphone digital speech output interface 2 end of the second analog/digital converter 8 is connected with microphone digital speech receiving interface 1 end of Karaoke processor 9, Karaoke music signal input interface 2 end that Karaoke processor 9 is established is connected with Karaoke music signal output interface 21 end of DSP digital audio processor 10, output interface 22 end after the digital audio processing of DSP digital audio processor 10, output interface 23 end after digital audio processing, output interface 24 end after digital audio processing, output interface 25 end after digital audio processing, output interface 26 end after digital audio processing, output interface 27 end after digital audio processing, output interface 28 end after digital audio processing, digital audio input interface 1 end of output interface 29 end and digital/analog converter 11 after digital audio processing, digital audio input interface 2 end, digital audio input interface 3 end, digital audio input interface 4 end, digital audio input interface 5 end, digital audio input interface 6 end, digital audio input interface 7 end, digital audio input interface 8 end connects.
The present invention can carry out centralized control to television set, game machine, wireless microphone main frame, blue-ray DVD video disc player, song-order machine main frame, 3D high definition projector, CD Player, notebook and multimedia player etc., simple to operation, compared with prior art, can manage concentratedly media equipment and control, for user brings very large facility, the operating efficiency of user more can be improved.
Concrete, the handling process of audio video processor to signal is as follows:
After the input of HDMI signal, solved the video signal of stereo audio and RGB24 form by HDMI audio/video decoder 1, vision signal enters HDMI video matrix processor 4, and audio signal then enters DSP digital audio processor 10;
VGA and CVBS analog video signal exports HDMI digital signal to HDMI video matrix processor 4 respectively by first interface transducer 2 and the second interface convertor 3;
After HDMI video matrix processor 4 receives all digital video signals, first after the process of input data format, export Memory control to, carry out motion detection more respectively, go isolation, mode detection, 3D filtering process, pixel adaptive-interpolation, frame rate conversion, image enhancement processing and image export, the signal of direct output is HDMI HD video, then through digital-to-analog change then export be CVBS analog video signal.
Concrete, the handling process that the digital audio and video signals that the audio signal that DSP digital audio processor 10 pairs of HDMI audio/video decoders 1 export, the first analog/digital converter 5 export and SPDIF input selector export the SPDIF audio signal of 6 is as follows:
To the process of the importation of three kinds of audio signals, be followed successively by gain control, quiet control, height cuts process, the balanced adjustment of residual quantity, delay process, phase place adjusts and interlock operates;
The output of three kinds of audio signals is processed, is followed successively by matrix disposal, gain control, quiet control, scaling down processing, the balanced adjustment of residual quantity, delay process, compressor reducer is arranged, phase place adjusts and interlock operates.
Concrete, the handling process of Karaoke processor 9 to Karaoke music signal is as follows:
To Karaoke music signal importation process, be followed successively by volume controls, Voltage Cortrol process, BBE energized process, low cut process and residual quantity equilibrium treatment;
To left and right passage, mid-passage, the sub-bass channel of the output of Karaoke music signal with process around passage, to having with the process of upper channel that volume controls successively, the balanced adjustment of residual quantity, delay process, Phase Processing and compressor reducer set handling.
In Fig. 1, Karaoke music signal is Karaoke music signal input interface 2 end that Karaoke music signal output interface 21 end of DSP digital audio processor 10 exports processor 9 of playing Karaoka to, need to sample from a wherein road signal of HDMI audio signal, simulated audio signal, optical fiber/coaxial input, process so will select directly to be given to Karaoke processor 9 again by DSP digital audio processor 10.
Concrete, the handling process of DSP digital audio processor 10 to the signal that Karaoke processor exports is as follows:
The importation of this signal is processed, has volume control, quiet control successively, lowly cut process, the balanced adjustment of residual quantity, Voltage Cortrol process, phase place adjust and feedback inhibition process;
Then the effect sound of this signal is processed, have the control of total volume, Voltage Cortrol process, the balanced adjustment of echo residual quantity, phase place adjustment, Echo process, reverberation effect process, plumpness effect process and spatial impression effect process successively;
After the main sound of this signal and effect sound process respectively, be given to the left and right passage of the output of this signal again, mid-passage, sub-bass channel, process around passage, to including volume control, quiet control with the process of upper channel successively, just cutting process, residual quantity equilibrium treatment, the adjustment of microphone music ratio, delay process, phase place adjustment and compressor reducer set handling.
HDMI: HDMI (High Definition Multimedia Interface) is (English: High Definition Multimedia
Interface, HDMI) be a kind of digitized video/audio interface technology, be the tailored version digital interface of applicable image transmission, it can transmit audio frequency and video-audio signal simultaneously, and the maximum data transmission speed is 5Gbps.Simultaneously without the need to transmitting advance row D/A or analog/digital conversion at signal.
SPDIF is the abbreviation of SONY, PHILIPS digital audio interface.With regard to transmission means, SPDIF is divided into output (SPDIF OUT) and input (SPDIF IN) two kinds.
VGA is (Video Graphics Array), i.e. Video Graphics Array, be a kind of video transmission standard that IBM released with PS/2 machine in 1987, there is the advantages such as resolution is high, display speed is fast, various colors, be widely used in color monitor field.
The Chinese of CVBS is interpreted as Composite Video Baseband Signal or composite video blanking and synchronous, full name: Composite Video Broadcast Signal or Composite Video Blanking and Sync, it is that analog television program (picture) signal is combined with voice signal, and a kind of form before being modulated to radio-frequency carrier.
DSP: Digital Signal Processing (Digital Signal Processing is called for short DSP).
BBE:BBE technology is not simply strengthen high frequency waves, but the high frequency waves time advance be delayed, and before it is placed in first-harmonic again, it is also recover some weakened high frequency waves by some enhancing technology.
embodiment 2.
A kind of audio video processor, other structures of the present embodiment are identical with embodiment 1, and difference is: Echo process comprises the Parameter adjustable process of time delay, repetition, volume.
Concrete, reverberation effect process comprises the time, Attack delay, excitation, volume, height are cut, low Parameter adjustable process of cutting.
Concrete, the first analog/digital converter 5 adopts model to be CS42418 and model to be the components and parts of CS5361 to be combined.
Concrete, the model of the second analog/digital converter 8 is CS5361.
Concrete, the model of digital/analog converter 11 is CS42418.
Finally should be noted that; above embodiment is only for illustration of technical scheme of the present invention but not limiting the scope of the invention; although be explained in detail the present invention with reference to preferred embodiment; those of ordinary skill in the art is to be understood that; can modify to technical scheme of the present invention or equivalent replacement, and not depart from essence and the scope of technical solution of the present invention.
Claims (8)
1. an audio video processor, is characterized in that: comprise HDMI audio/video decoder, first interface transducer, the second interface convertor, HDMI video matrix processor, the first analog/digital converter, SPDIF input selector, microphone power amplifier, the second analog/digital converter, Karaoke processor, DSP digital audio processor and digital/analog converter;
HDMI audio/video decoder is provided with HDMI input interface 1 end, HDMI input interface 2 end, HDMI input interface 3 end, HDMI input interface 4 end, HDMI audio output interface 5 end, HDMI audio output interface 6 end, HDMI audio output interface 7 end, HDMI audio output interface 8 end, HDMI video output interface 9 end, HDMI video output interface 10 end, HDMI video output interface 11 end and HDMI video output interface 12 end;
First interface transducer is provided with VGA input interface 1 end, VGA input interface 2 end, HDMI video output interface 3 end and HDMI video output interface 4 end;
Second interface convertor is provided with CVBS input interface 1, CVBS input interface 2, HDMI video output interface 3 end and HDMI video output interface 4 end;
HDMI video matrix processor is provided with HDMI video receiving interface 1 end, HDMI video receiving interface 2 end, HDMI video receiving interface 3 end, HDMI video receiving interface 4 end, HDMI video receiving interface 5 end, HDMI video receiving interface 6 end, HDMI video receiving interface 7 end, HDMI video receiving interface 8 end, CVBS video output interface 9 end and HDMI video output interface 10 end;
First analog/digital converter is provided with analogue audio frequency input interface 1 end, analogue audio frequency input interface 2 end, analogue audio frequency input interface 3 end, analogue audio frequency input interface 4 end, analogue audio frequency input interface 5 end, analogue audio frequency input interface 6 end, digital audio output interface 7 end, digital audio output interface 8 end, digital audio output interface 9 end, digital audio output interface 10 end, digital audio output interface 11 end and digital audio output interface 12 end;
SPDIF input selector is provided with fiber-optic signal input interface 1 end, fiber-optic signal input interface 3 end, fiber-optic signal input interface 5 end, fiber-optic signal input interface 7 end, coaxial signal input interface 2 end, coaxial signal input interface 4 end, coaxial signal input interface 6 end, coaxial signal input interface 8 end, SPDIF signal output interface 9 end, SPDIF signal output interface 10 end, SPDIF signal output interface 11 end and SPDIF signal output interface 12 end;
Microphone power amplifier is provided with microphone speech input interface 1 end, microphone speech input interface 2 end, microphone speech input interface 3 end and microphone voice output interface 4 end;
Second analog/digital converter is provided with microphone analog voice receiving interface 1 end and microphone digital speech output interface 2 end;
Karaoke processor is provided with microphone digital speech receiving interface 1 end, Karaoke music signal input interface 2 end, microphone voice output interface 3 end, microphone voice output interface 4 end, microphone voice output interface 5 end, microphone voice output interface 6 end, microphone voice output interface 7 end and microphone voice output interface 8 end;
DSP digital audio processor is provided with HDMI audio input interface 1 end, HDMI audio input interface 2 end, HDMI audio input interface 3 end, HDMI audio input interface 4 end, digital audio receiving interface 5 end, digital audio receiving interface 6 end, digital audio receiving interface 7 end, digital audio receiving interface 8 end, digital audio receiving interface 9 end, digital audio receiving interface 10 end, SPDIF Signal reception interface 11 end, SPDIF Signal reception interface 12 end, SPDIF Signal reception interface 13 end, SPDIF Signal reception interface 14 end, microphone phonetic incepting interface 15 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 20 end, Karaoke music signal output interface 21 end, output interface 22 end after digital audio processing, output interface 23 end after digital audio processing, output interface 24 end after digital audio processing, output interface 25 end after digital audio processing, output interface 26 end after digital audio processing, output interface 27 end after digital audio processing, output interface 29 end after output interface 28 end and digital audio processing after digital audio processing,
Digital/analog converter is provided with digital audio input interface 1 end, digital audio input interface 2 end, digital audio input interface 3 end, digital audio input interface 4 end, digital audio input interface 5 end, digital audio input interface 6 end, digital audio input interface 7 end, digital audio input interface 8 end, analogue audio frequency output interface 9 end, analogue audio frequency output interface 10 end, analogue audio frequency output interface 11 end, analogue audio frequency output interface 12 end, analogue audio frequency output interface 13 end, analogue audio frequency output interface 14 end, analogue audio frequency output interface 15 end and analogue audio frequency output interface 16 end,
HDMI video output interface 9 end of HDMI audio/video decoder, HDMI video output interface 10 end, HDMI video output interface 11 end, HDMI video output interface 12 end, HDMI video output interface 3 end of first interface transducer, HDMI video output interface 4 end, HDMI video output interface 3 end of the second interface convertor, HDMI video output interface 4 end respectively with HDMI video receiving interface 4 end of HDMI video matrix processor, HDMI video receiving interface 3 end, HDMI video receiving interface 2 end, HDMI video receiving interface 1 end, HDMI video receiving interface 6 end, HDMI video receiving interface 5 end, HDMI video receiving interface 8 end, HDMI video receiving interface 7 end connects,
HDMI audio output interface 5 end of HDMI audio/video decoder, HDMI audio output interface 6 end, HDMI audio output interface 7 end, HDMI audio output interface 8 end, digital audio output interface 7 end of the first analog/digital converter, digital audio output interface 8 end, digital audio output interface 9 end, digital audio output interface 10 end, digital audio output interface 11 end, digital audio output interface 12 end, SPDIF signal output interface 9 end of SPDIF input selector, SPDIF signal output interface 10 end, SPDIF signal output interface 11 end, SPDIF signal output interface 12 end, microphone voice output interface 3 end of Karaoke processor, microphone voice output interface 4 end, microphone voice output interface 5 end, microphone voice output interface 6 end, microphone voice output interface 7 end, microphone voice output interface 8 end and DSP
HDMI audio input interface 4 end of digital audio processor, HDMI audio input interface 3 end, HDMI audio input interface 2 end, HDMI audio input interface 1 end, digital audio receiving interface 10 end, digital audio receiving interface 9 end, digital audio receiving interface 8 end, digital audio receiving interface 7 end, digital audio receiving interface 6 end, digital audio receiving interface 5 end, SPDIF Signal reception interface 14 end, SPDIF Signal reception interface 13 end, SPDIF Signal reception interface 12 end, SPDIF Signal reception interface 11 end, microphone phonetic incepting interface 20 end, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 15 end connects,
Microphone voice output interface 4 end of microphone power amplifier is connected with microphone analog voice receiving interface 1 end of the second analog/digital converter, microphone digital speech output interface 2 end of the second analog/digital converter is connected with microphone digital speech receiving interface 1 end of Karaoke processor, Karaoke Karaoke music signal input interface 2 end of processor is connected with Karaoke music signal output interface 21 end of DSP digital audio processor, output interface 22 end after the digital audio processing of DSP digital audio processor, output interface 23 end after digital audio processing, output interface 24 end after digital audio processing, output interface 25 end after digital audio processing, output interface 26 end after digital audio processing, output interface 27 end after digital audio processing, output interface 28 end after digital audio processing, digital audio input interface 8 end of output interface 29 end and digital/analog converter after digital audio processing, digital audio input interface 7 end, digital audio input interface 6 end, digital audio input interface 5 end, digital audio input interface 4 end, digital audio input interface 3 end, digital audio input interface 2 end, digital audio input interface 1 end connects, microphone voice output interface 3 end, microphone voice output interface 4 end, microphone voice output interface 5 end, microphone voice output interface 6 end, microphone voice output interface 7 end and microphone voice output interface 8 end respectively with microphone phonetic incepting interface 20 end of DSP digital audio processor, microphone phonetic incepting interface 19 end, microphone phonetic incepting interface 18 end, microphone phonetic incepting interface 17 end, microphone phonetic incepting interface 16 end, microphone phonetic incepting interface 15 end connects,
The handling process of audio video processor to signal is as follows:
After the input of HDMI signal, demodulated the video signal of stereo audio and RGB24 form by HDMI audio/video decoder, vision signal enters HDMI video matrix processor, and audio signal then enters DSP digital audio processor;
VGA and CVBS analog video signal exports HDMI digital video signal to HDMI video matrix processor respectively by first interface transducer and the second interface convertor;
After HDMI video matrix processor receives all digital video signals, first after the process of input data format, export Memory control to, carry out motion detection more respectively, go isolation, mode detection, 3D filtering process, pixel adaptive-interpolation, frame rate conversion, image enhancement processing and image export, the signal of direct output is HDMI HD video, then through digital-to-analog change then export be CVBS analog video signal;
The handling process of the digital audio and video signals that the audio signal that DSP digital audio processor exports HDMI audio/video decoder, the first analog/digital converter export and the SPDIF audio signal that SPDIF input selector exports is as follows:
To the process of the importation of three kinds of audio signals, be followed successively by gain control, quiet control, height cuts process, the balanced adjustment of residual quantity, delay process, phase place adjusts and interlock operates;
The output of three kinds of audio signals is processed, is followed successively by matrix disposal, gain control, quiet control, scaling down processing, the balanced adjustment of residual quantity, delay process, compressor reducer is arranged, phase place adjusts and interlock operates.
2. a kind of audio video processor according to claim 1, is characterized in that: the handling process of Karaoke processor to Karaoke music signal is as follows:
To Karaoke music signal importation process, be followed successively by volume controls, Voltage Cortrol process, BBE energized process, low cut process and residual quantity equilibrium treatment;
To left and right passage, mid-passage, the sub-bass channel of the output of Karaoke music signal with process around passage, to having with the process of upper channel that volume controls successively, the balanced adjustment of residual quantity, delay process, Phase Processing and compressor reducer set handling.
3. a kind of audio video processor according to claim 1, is characterized in that: the handling process of DSP digital audio processor to the signal that Karaoke processor exports is as follows:
The importation of this signal is processed, has volume control, quiet control successively, lowly cut process, the balanced adjustment of residual quantity, Voltage Cortrol process, phase place adjust and feedback inhibition process;
Then the effect sound of this signal is processed, have the control of total volume, Voltage Cortrol process, the balanced adjustment of echo residual quantity, phase place adjustment, Echo process, reverberation effect process, plumpness effect process and spatial impression effect process successively;
After the main sound of this signal and effect sound process respectively, again to the left and right passage of the output of this signal, mid-passage, sub-bass channel, process around passage, to including volume control, quiet control with the process of upper channel successively, just cutting process, residual quantity equilibrium treatment, the adjustment of microphone music ratio, delay process, phase place adjustment and compressor reducer set handling.
4. a kind of audio video processor according to claim 3, is characterized in that: Echo process comprises the Parameter adjustable process of time delay, repetition, volume.
5. a kind of audio video processor according to claim 3, is characterized in that: reverberation effect process comprises the time, Attack delay, excitation, volume, height are cut, low Parameter adjustable process of cutting.
6. a kind of audio video processor according to claim 1, is characterized in that: the first analog/digital converter adopts model to be CS42418 and model be the components and parts of CS5361 to be combined.
7. a kind of audio video processor according to claim 1, is characterized in that: the model of the second analog/digital converter is CS5361.
8. a kind of audio video processor according to claim 1, is characterized in that: the model of digital/analog converter is CS42418.
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| CN110971760B (en) * | 2019-12-04 | 2021-02-26 | Tcl移动通信科技（宁波）有限公司 | Network communication content output control method and device, storage medium and terminal equipment |
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