Examples of 'audio frame' in a sentence
Meaning of "audio frame"
audio frame: a single unit of sound data used in audio processing or digital communications
How to use "audio frame" in a sentence
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audio frame
Each audio frame constitutes an audio signal segment.
Each data segment includes a single video or audio frame.
Audio frame loss concealment.
For an audio frame.
The audio signal may correspond to a particular audio frame or packet.
If so, the current audio frame represents voice.
The reverberator gives back a stereo reverberated version of the audio frame.
If not, the current audio frame represents silence.
The percus flag denotes whether a percussive sound exists in an audio frame.
If the conditions are satisfied, the current audio frame is classified as a music type.
The pointer indicates the first byte address of that audio frame.
A method of concealing a lost audio frame of a received audio signal, the method comprising,.
In the analysis step the sinusoidal components of a previously synthesized audio frame are identified.
Hence, an audio frame may temporally correspond to one or more particular video frames.
Method and appartus for controlling audio frame loss concealment.
See also
The percussive sound flag percus flag denotes whether a percussive sound exists in an audio frame.
Method and apparatus for controlling audio frame loss concealment.
The audio header indicates a packing arrangement and a coding format for the audio frame.
Therefore, the current audio frame may be classified according to the frequency spectrum fluctuations.
This may be accomplished by the following dynamic audio frame alignment technique.
Thus, audio frame loss concealment with reduced quality impairment is desirable and needed.
The encoders described above allow for an adaptation of an existing audio frame length.
For this purpose, the audio frame may be subdivided into a plurality of blocks of samples.
The encoder may then encode the frame class information in the audio frame.
A current input audio frame that needs to be processed is a current frame of speech / audio signal.
The invention relates generally to a method of concealing a lost audio frame of a received audio signal.
Based on the above, the audio frame loss concealment methods involve the following steps,.
A variable M may be used to denote the length of an audio frame in samples.
Display audio frame numbers . 75 frames are equivalent to one second of normal play.
These two CRC are computed over two different parts of the digital audio frame.
These cases are referred to as a video frame, an audio frame and a computer-data frame respectively.
A concept of the embodiments described hereinafter comprises a concealment of a lost audio frame by,.
Fig 2 is a schematic diagram illustrating audio frame transmissions to a wireless terminal of Fig 1.
In a long block mode, there is only one window per audio frame.
Modifying the linear predictive parameter of the audio frame by using the following formula, EPMATHMARKEREP.
Subsequently, it is required to obtain time warp control information for a next audio frame.
According to a first aspect, a method for concealing a lost audio frame according to claim 1 is disclosed.
Accordingly, the distortion control scheme data may be transmitted once per audio frame.
A noise factor may indicate a periodicity of an audio frame corresponding to the low-band signal 122.
Alternatively, the decoder may itself determine the frame class information by examining the audio frame.
A third audio frame 674 is encoded in the frequency-domain using a comparatively lower temporal resolution.
Accordingly, expected pitch changes during the lost audio frame can be considered.
A second, subsequent audio frame 652 is encoded in the frequency-domain using a comparatively high temporal resolution.
Accordingly, a time-domain representation of an audio frame is obtained.
The previously received error-free audio frame may, for example, comprise the previous spectral values.
In a detect audio type step 40, an audio type of a received audio frame is detected.
A first audio frame 670 is encoded in the frequency-domain, for example using a comparatively low temporal resolution.
On the receiver side, it is checked, whether the audio frame is error-free or not.
A second audio frame 672 is encoded in the frequency-domain using a comparatively high-temporal resolution.
The frame synchronization word 192 is placed at the beginning of each audio frame.
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