Method for processing image and electronic device supporting the same

1. An electronic device comprising:

a display panel configured to output content through a plurality of pixels;

a display driver integrated circuit configured to transmit a driving signal for driving the display panel; and

a processor configured to transmit image data and/or a control signal to the display driver integrated circuit,

wherein, when the display driver integrated circuit receives first image data transmitted together with a first command and second image data transmitted together with a second command from the processor, the display driver integrated circuit is configured to store the first image data and the second image data separately in a memory of the display driver integrated circuit,

wherein the display driver integrated circuit is configured to combine the first image data with the second image data, and output the combined image data to the display panel,

wherein the second image data to be combined is periodically updated for presenting time flow by the display driver integrated circuit, and

wherein the first image data corresponds to a watch dial and the second image data corresponds to watch hands.

2. The electronic device of claim 1 , wherein the first image data is stored in a first memory area of the memory and the second image data is stored in a second memory area of the memory

wherein the display driver integrated circuit is configured to operate the display panel based on the first image data and the second image data stored in the first memory area and the second memory area, respectively, while the processor is deactivated.

3. The electronic device of claim 2 , wherein the first memory area and the second memory area are provided in different areas in one graphics random access memory (RAM), or are implemented with graphics RAMs physically independent of each other.

4. The electronic device of claim 2 , wherein the processor is configured to generate additional information based on transparency of each of the pixels, to generate conversion data that includes the additional information, the conversion data being smaller in size than base data of the pixels, and to transmit the conversion data to the display driver integrated circuit, and

wherein the display driver integrated circuit is configured to store the conversion data in the second memory area as the second image data.

5. The electronic device of claim 4 , wherein the conversion data includes a red (R) component, a green (G) component, and a blue (B) component of each of the pixels and the additional information, and

wherein the display driver integrated circuit is configured to display the red (R) component with a first number of levels, to display the green (G) component with a second number of levels, to display the blue (B) component with a third number of levels, and to display the additional information with a fourth number of levels.

6. The electronic device of claim 5 , wherein a sum of the first number, the second number, the third number and the fourth number is less than a sum of bits of the transparency, the red (R) component, the green (G) component, and the blue (B) component of each pixel, which are included in the base data.

7. The electronic device of claim 5 , wherein a sum of the first number, the second number, the third number and the fourth number is equal to a value of a bit width allocated to each pixel of the display panel.

8. The electronic device of claim 4 , wherein the additional information includes at least one of: transparency information of each pixel, and information on whether each pixel is disposed in an edge area where the transparency is changed by a specified value or more.

9. The electronic device of claim 4 , wherein the processor is configured to transmit conversion data to the display driver integrated circuit, together with a display driving command or image data transmitted to the display panel.

10. The electronic device of claim 9 , wherein the display driving command has a bus width of a 8-bit unit for one command, and

wherein the conversion data is configured to be transmitted having a parameter of 256 bytes or more in one command.

11. The electronic device of claim 1 , wherein the first image data includes data of a background image maintained while the processor is deactivated, and

wherein the second image data includes data of an object updated depending on a specified time period or a specified event while the processor is deactivated.

12. The electronic device of claim 11 , wherein the object includes at least one of: a hand of an analog clock, a number or a division sign of a digital clock, an icon, a mouse pointer, or a touch pointer.

13. The electronic device of claim 1 , wherein the display driver integrated circuit is configured to output first image data to a first layer of the display panel, and

wherein the second image data is usable to generate an object to be output to a second layer of the display panel overlaid on the first layer.

14. The electronic device of claim 1 , wherein the first command is a recording start command usable to start recording data in the first memory area, and a recording continuousness command usable to continuously record the data in the first memory area.

15. The electronic device of claim 14 , wherein the recording start command includes image data combined with a 2Ch command according to a mobile industry processor interface (MIPI) standard, and

wherein the recording continuousness command includes image data combined with a 3Ch command according to the MIPI standard.

16. The electronic device of claim 1 , wherein the second command is a recording start command usable to start recording data in the second memory area, and a recording continuousness command usable to continuously record the data in the second memory area.

17. The electronic device of claim 16 , wherein the recording start command includes one or two of commands from 00h to FFh other than a 2Ch command and a 3Ch command according to a mobile industry processor interface (MIPI) standard, and

wherein the recording continuousness command includes one or two of commands from 00h to FFh other than the 2Ch command, the 3Ch command, and a command allocated to the recording start command.

18. A method for processing an image, performed in an electronic device including a display, the method comprising:

generating, at a processor, first image data to be transmitted together with a first command and second image data to be transmitted together with a second command;

transmitting, at the processor, the first image data and the second image data to a display driver integrated circuit driving the display; and

storing, at the display driver integrated circuit, the first image data and the second image data separately in a memory area of the display driver integrated circuit;

combining, at the display driver integrated circuit, the first image data with the second image data;

outputting, at the display driver integrated circuit, the combined image data to a display panel, and

periodically updating, at the display driver integrated circuit, for presenting time flow,

wherein the first image data corresponds to a watch dial and the second image data corresponds to watch hands.

19. The method of claim 18 , wherein the generating of the second image data includes:

generating additional information based on transparency of each of a plurality of pixels; and

generating conversion data including the additional information wherein the conversion data is smaller in size than base data of the pixels.

20. An electronic device comprising:

a display panel configured to output content through a plurality of pixels;

a display driver integrated circuit configured to transmit a driving signal for driving the display panel; and

a processor configured to transmit image data and a control signal to the display driver integrated circuit,

wherein, when the display driver integrated circuit receives first image data transmitted together with a first command and second image data transmitted together with a second command from the processor, the display driver integrated circuit is configured to store the first image data and the second image data separately in a memory of the display driver integrated circuit,

wherein the display driver integrated circuit is configured to combine the first image data with the second image data, and output the combined image data to the display panel,

wherein the second image data to be combined is periodically modified for presenting time flow by the display driver integrated circuit while the processor is in a sleep state, and

wherein the first image data corresponds to a background image of a watch and the second image data corresponds to time information of the watch.