1. An image processing method for drawing according to coordinates and drawing pressure given by a drawing input,
characterized by generating and storing a shape having a pointed root end and a top end thicker than the root end, having a direction determined by the moving direction of said drawing input, and having a degree of thickening from the root end to the top end determined by increase in said drawing pressure, based upon said increase in said drawing pressure, and
drawing with usage of the stored shape.
2. An image processing method of claim 1, wherein said shape is stored, by generating and storing a pen touch vector, having a direction determined by the moving direction of the drawing input and having a magnitude determined by the increase in the drawing pressure.
3. An image processing method of claim 2, generating said shape by modifying a stored original shape according to said pen touch vector.
4. An image processing method of claim 1, generating said shape by enlarging the size of an original shape with the increase in the drawing pressure into a plurality of enlarged shapes and overlapping said plurality of enlarged shapes.
5. An image processing method of claim 1, wherein drawing is performed with usage of said stored shape during said drawing pressure being substantially constant.
6. An image processing method of claim 5, wherein the direction of said shape is rotated to the moving direction of the drawing input during said drawing pressure being constant.
7. An image processing method of claim 1, wherein the direction of the stored shape is rotated by detecting rotation of said drawing input.
8. An image processing method for drawing according to coordinates given by a drawing input, having a stem and drawing pressure applied parallel to the stem,
characterized by generating a pen touch vector according to both a force applied in a direction not parallel to a direction of said stem and the drawing pressure of the drawing input,
generating a shape in the direction of said pen touch vector and having a pointed root end and a thick top end, and having a degree of thickening from the root end to the top end determined by the magnitude of the pen touch vector, and
drawing with usage of said shape.
9. An image processing apparatus for drawing according to coordinates and drawing pressure given by a movable drawing input, comprising means for generating and storing a shape having a pointed root end and a thick top end, having a direction determined by a moving direction of said drawing input, and having a degree of thickening from the root end to the top end determined by increase in said drawing pressure, and
means for drawing with usage of the stored shape.
10. An image processor of claim 9, further comprising
means for generating a pen touch vector having a direction determined by the moving direction of the drawing input, and having a magnitude determined by the increase in the drawing pressure,
means for storing said pen touch vector, and
means for modifying a stored original shape according to the pen touch vector for generating said shape.
11. An image processor of claim 9, further comprising means for detecting a change in the moving direction of the drawing input and a decrease in said drawing pressure and performing brush-mark drawing upon the detection of said change in the moving direction and the decrease in said drawing pressure.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A method for amplifying audio signals, the method comprising:
processing, by a signal processor, an incoming audio sample in preparation for amplification by an electronic amplifier circuit;
receiving a voltage from a power supply;
determining whether amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply;
before completing the processing of the incoming audio sample, boosting the voltage received from the power supply and supplying the boosted voltage to the electronic amplifier circuit if the incoming audio sample warrants more voltage than the voltage received from the power supply, and otherwise passing the voltage received from the power supply to the electronic amplifier circuit; and
waiting a minimum period after supplying the boosted voltage to the electronic amplifier circuit before switching back to passing the voltage received from the power supply to the electronic amplifier circuit.
2. The method of claim 1, wherein determining whether amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply includes:
adding a level of the incoming audio sample to a volume level of the amplifier and comparing the sum to a threshold value; and
boosting the voltage received from the power supply when the sum is greater than or equal to the threshold value.
3. The method of claim 2, further comprising determining the threshold value based on tuning equalization of a plurality of electronic amplifier circuits configured to receive the boosted voltage.
4. The method of claim 1, further comprising:
determining that the incoming audio sample does not warrant more voltage than the voltage received from the power supply; and
regulating the voltage passed to the electronic amplifier circuit to a predetermined level if the voltage received from power supply drops below the predetermined level.
5. The method of claim 1, wherein the incoming audio sample is a given one of a group of audio samples, and wherein determining whether amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply includes:
determining that the given incoming audio sample has a level greater than or equal to every other audio sample in the group of audio samples;
adding the level of the given incoming audio sample to a volume level of the amplifier;
comparing the sum to a threshold value; and
boosting the voltage received from the power supply when the sum is greater than or equal to the threshold value.
6. The method of claim 1, further comprising:
determining that amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply, and in response to the determination, boosting the voltage received from the power supply and supplying the boosted voltage to the electronic amplifier circuit;
processing, by the amplifier, a second incoming audio sample in preparation for amplification by the electronic amplifier circuit;
determining that the second incoming audio sample does not warrant more voltage than the voltage received from the power supply; and
switching back to passing the voltage received from the power supply to the electronic amplifier circuit if the minimum period has lapsed since supplying the boosted voltage to the electronic amplifier circuit, and otherwise continuing to supply the boosted voltage to the electronic amplifier circuit.
7. An amplifier comprising:
an electronic amplifier circuit;
a boost supply circuit receiving a voltage from a power supply, the boost supply circuit communicating with the electronic amplifier circuit to provide power thereto; and
a processor system processing an incoming audio sample to be amplified by the electronic amplifier circuit, the processor system determining whether amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply, and, before completing the processing of the incoming audio sample, signaling the boost supply circuit to boost the voltage received from the power supply and to supply the boosted voltage to the electronic amplifier circuit if the incoming audio sample warrants more voltage than the voltage received from the power supply, and otherwise signaling the boost supply circuit to pass the voltage received from the power supply to the electronic amplifier circuit, the processor system being programmed to wait a minimum period after signaling the boost supply circuit to supply the boosted voltage to the electronic amplifier circuit before signaling the boost supply circuit to switch back to passing the voltage received from the power supply to the electronic amplifier circuit.
8. The amplifier of claim 7, wherein the processor system includes a signal processor, and the processor system determines whether amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply by:
adding a level in dBFS of the incoming audio sample to a volume level in dBFS of the signal processor;
comparing the sum in dBFS to a threshold value; and
boosting the voltage received from the power supply when the sum is greater than or equal to the threshold value.
9. The amplifier of claim 8, further comprising a plurality of electronic amplifier circuits in communication with the boost supply circuit, and wherein the processor system determines the threshold value based on tuning equalization of the plurality of electronic amplifier circuits.
10. The amplifier of claim 7, wherein the boost supply circuit regulates the voltage passed to the electronic amplifier circuit to a predetermined level if the boost supply circuit is passing the voltage received from the power supply to the electronic amplifier circuit and the voltage received from power supply drops below the predetermined level.
11. The amplifier of claim 7, wherein the processor system includes a signal processor, the signal processor receiving and processing a plurality of incoming audio samples to be amplified by the electronic amplifier circuit, the processor system being programmed to determine whether amplification of the plurality of incoming audio samples warrants more voltage than the voltage received from the power supply by:
determining a peak level in dBFS from among the plurality of incoming audio samples;
adding the peak level to a volume level in dBFS of the signal processor;
comparing the sum in dBFS to a threshold value; and
signaling the boost supply circuit to boost the voltage received from the power supply when the sum is greater than or equal to the threshold value.
12. The amplifier of claim 7, wherein the processor system determines that amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply, and, in response to the determination, signals the boost supply circuit to boost the voltage received from the power supply and to supply the boosted voltage to the electronic amplifier circuit, the processor system processing a second incoming audio sample to be amplified by the electronic amplifier circuit, the processor system being programmed to determine that the second incoming audio sample does not warrant more voltage than the voltage received from the power supply, and to signal the boost supply circuit to switch back to passing the voltage received from the power supply to the electronic amplifier circuit if the minimum period has lapsed since signaling the boost supply circuit to supply the boosted voltage to the electronic amplifier circuit, and otherwise signaling the boost supply circuit to continue supplying the boosted voltage to the electronic amplifier circuit.
13. An automotive vehicle, comprising:
an input source of incoming audio samples;
a power supply supplying a voltage;
an amplifier in communication with the input source to receive the incoming audio samples therefrom and with the power supply to receive the voltage, the amplifier comprising:
an electronic amplifier circuit;
a boost supply circuit in communication with the electronic amplifier circuit and with the power supply that supplies the voltage; and
a processor system processing a given one of the incoming audio samples to be amplified by the electronic amplifier circuit, the processor system determining whether amplification of the given incoming audio sample warrants more voltage than the voltage supplied by the power supply, and, before completing the processing of the given incoming audio sample, signaling the boost supply circuit to boost the voltage supplied by the power supply and to supply the boosted voltage to the electronic amplifier circuit if the given incoming audio sample warrants more voltage than the voltage supplied by the power supply, and otherwise to pass the voltage supplied by the power supply to the electronic amplifier circuit, the processor system being programmed to wait a minimum period after signaling the boost supply circuit to supply the boosted voltage to the electronic amplifier circuit before signaling the boost supply circuit to switch back to passing the voltage supplied by the power supply to the electronic amplifier circuit.
14. The automotive vehicle of claim 13, wherein the processor system of the amplifier includes a signal processor that receives and processes the given incoming audio sample to be amplified by the electronic amplifier circuit, the processor system determining whether amplification of the given incoming audio sample warrants more voltage than the voltage supplied by the power supply by:
adding a level in dBFS of the incoming audio sample to a volume level in dBFS of the signal processor;
comparing the sum in dBFS to a threshold value; and
boosting the voltage received from the power supply when the sum is greater than or equal to the threshold value.
15. The automotive vehicle of claim 14, wherein the amplifier further comprises a plurality of electronic amplifier circuits in communication with the boost supply circuit, and wherein the processor system of the amplifier determines the threshold value based on a tuning equalization of the plurality of electronic amplifier circuits.
16. The automotive vehicle of claim 13, wherein the boost supply circuit of the amplifier regulates the voltage passed to the electronic amplifier circuit to a predetermined level if the boost supply circuit is passing the voltage supplied by the power supply to the electronic amplifier circuit and the voltage supplied by power supply is below the predetermined level.
17. The automotive vehicle of claim 13, wherein the processor system of the amplifier includes a signal processor that receives and processes a group of the incoming audio samples to be amplified by the electronic amplifier circuit, the processor system being programmed to determine whether amplification of the group of the incoming audio samples warrants more voltage than the voltage supplied by the power supply by:
determining a peak level in dBFS from among the group of the incoming audio samples;
adding the peak level to a volume level in dBFS of the signal processor;
comparing the sum in dBFS to a threshold value; and
signaling the boost supply circuit to boost the voltage supplied by the power supply when the sum is greater than or equal to the threshold value.
18. The automotive vehicle of claim 13, wherein the processor system of the amplifier determines that amplification of the given incoming audio sample warrants more voltage than the voltage supplied by the power supply, and, in response to the determination, signals the boost supply circuit of the amplifier to boost the voltage supplied by the power supply and to supply the boosted voltage to the electronic amplifier circuit, the processor system of the amplifier further processing a second given incoming audio sample to be amplified by the electronic amplifier circuit, the processor system being programmed to determine that the second given incoming audio sample does not warrant more voltage than the voltage supplied by the power supply, and to signal the boost supply circuit to switch back to passing the voltage supplied by the power supply to the electronic amplifier circuit if the minimum period has lapsed since signaling the boost supply circuit to supply the boosted voltage to the electronic amplifier circuit, and otherwise signaling the boost supply circuit to continue supplying the boosted voltage to the electronic amplifier circuit.
19. A method for amplifying audio signals, the method comprising:
processing, by a signal processor, an incoming audio sample in preparation for amplification by an electronic amplifier circuit;
receiving a voltage from a power supply;
determining a threshold value based on tuning equalization of a plurality of electronic amplifier circuits configured to receive a boosted voltage;
adding a level of the incoming audio sample to a volume level of the amplifier and comparing the sum to the threshold value; and
before completing the processing of the incoming audio sample, boosting the voltage received from the power supply and supplying the boosted voltage to the electronic amplifier circuit if the sum is greater than or equal to the threshold value, and otherwise passing the voltage received from the power supply to the electronic amplifier circuit.
20. The method of claim 19, further comprising waiting a minimum period after supplying the boosted voltage to the electronic amplifier circuit before switching back to passing the voltage received from the power supply to the electronic amplifier circuit.
21. A method for amplifying audio signals, the method comprising:
processing, by a signal processor, an incoming audio sample in preparation for amplification by an electronic amplifier circuit;
receiving a voltage from a power supply;
determining whether amplification of the incoming audio sample warrants more voltage than the voltage received from the power supply;
before completing the processing of the incoming audio sample, boosting the voltage received from the power supply and supplying the boosted voltage to the electronic amplifier circuit if the incoming audio sample warrants more voltage than the voltage received from the power supply, and otherwise passing the voltage received from the power supply to the electronic amplifier circuit;
determining that amplification of the incoming audio sample does not warrant more voltage than the voltage received from the power supply; and
regulating the voltage passed to the electronic amplifier circuit to a predetermined level if the voltage received from power supply drops below the predetermined level.