Picture processing method and device
The present disclosure provides a picture processing method and device, including: an integrated circuit chip IC receiving a to-be-processed picture sent by a graphics processor GPU; the IC pre-processing the to-be-processed picture; the IC performing counter-distortion process on the pre-processed picture; and the IC outputting the picture which is subjected to the counter-distortion process for display.
1. A picture processing method, comprises:
an integrated circuit chip IC receiving a to-be-processed picture sent by a graphics processor GPU;
the IC pre-processing the to-be-processed picture;
the IC performing counter-distortion process on the pre-processed picture; and
the IC outputting the picture which is subjected to the counter-distortion process for display, wherein the IC pre-processing the to-be-processed picture, comprising:
performing an enlargement process on a low-definition to-be-processed picture;
identifying a to-be-processed region of a high-definition to-be-processed picture according to its data address;
performing low-definition process on the to-be-processed region;
merging a high-definition to-be-processed picture which is subjected to low-definition process and a low-definition to-be-processed picture which is subjected to enlargement process.
2. The method according to claim 1 , wherein the IC receiving a to-be-processed picture sent by a graphics processor GPU, comprising:
the IC receiving the high-definition to-be-processed picture sent by the GPU and its data address, and storing the high-definition to-be-processed picture and its data address; and
the IC receiving the low-definition to-be-processed picture sent by the GPU.
3. The method according to claim 1 , wherein the high-definition to-be-processed picture which is subjected to low-definition process is elliptical or circular.
4. The method according to claim 1 , wherein performing low-definition process on the to-be-processed region comprises:
extracting one pixel from the sub-circuit region in the to-be-processed region;
duplicating the pixel within the sub-circuit region to replace the sub-circuit region.
5. The method according to claim 1 , wherein merging the high-definition to-be-processed picture which is subjected to low-definition process and the low-definition to-be-processed picture which is subjected to enlargement process comprising:
setting the high-definition to-be-processed picture which is subjected to low-definition process at the central position of the low-definition to-be-processed picture which is subjected to enlargement process for mergence; or
setting the high-definition to-be-processed picture which is subjected to low-definition process at the human eye tracking position of the low-definition to-be-processed picture which is subjected to enlargement process for mergence.
6. The method according to claim 1 , wherein the IC receiving the to-be-processed picture sent by the GPU comprising:
the IC receiving a to-be-processed picture sent by the GPU, the to-be-processed picture comprising a high-definition region and an edge low-definition region which is subjected to a compression process.
7. The method according to claim 1 , wherein the IC pre-processing the to-be-processed picture comprising:
performing an enlargement process on the edge low-definition region of the to-be-processed picture.
8. The method according to claim 1 , wherein after the IC performing counter-distortion process on the pre-processed picture, the method further comprises:
a vertical down sampling process is performed on the designated region corresponding to the edge low-definition region in the counter-distortion processed picture according to a preset index;
said IC outputting the picture which is subjected to the counter-distortion process comprising:
said IC outputting the vertical down sampling processed picture for display.
9. The method according to claim 8 , wherein the method further comprises:
when displaying the vertical down sampling processed picture output by the IC, controlling a GOA unit to turn on simultaneously a plurality of rows in the designated region according to the preset index.
10. A picture processing device, the device being disposed in an IC, the device comprising:
an image receiving circuit, configured to receive a to-be-processed picture sent by a graphics processor GPU; and
a pre-processing circuit, configured to pre-process the to-be-processed picture;
a counter-distortion circuit, configured to perform counter-distortion process on the pre-processed picture; and
an output circuit, configured to output a picture processed by the counter-distortion circuit for display,
wherein the pre-processing circuit comprises:
an enlargement sub-circuit, configured to perform an enlargement process on a low-definition to-be-processed picture;
an identifying sub-circuit, configured to identify a to-be-processed region of a high-definition to-be-processed picture according to its data address;
a low-definition processing sub-circuit, configured to perform low-definition process on the to-be-processed region;
a merging sub-circuit, configured to merge a high-definition to-be-processed picture which is subjected to low-definition process and a low-definition to-be-processed picture which is subjected to enlargement process.
11. The device of claim 10 , wherein the image receiving circuit is configured to receive the high-definition to-be-processed picture sent by the GPU and its data address, and storing the high-definition to-be-processed picture and its data address; and
receive the low-definition to-be-processed picture sent by the GPU.
12. The device according to claim 10 , wherein the high-definition to-be-processed picture which is subjected to low-definition process is elliptical or circular.
13. The device according to claim 12 , wherein the low-definition processing sub-circuit is configured to extract one pixel from the sub-circuit region in the to-be-processed region, and duplicate the pixel within the sub-circuit region to replace the sub-circuit region.
14. The device according to claim 12 , wherein the merging sub-circuit is configured to set the high-definition to-be-processed picture which is subjected to low-definition process at the central position of the low-definition to-be-processed picture which is subjected to enlargement process for mergence; or, set the high-definition to-be-processed picture which is subjected to low-definition process at the human eye tracking position of the low-definition to-be-processed picture which is subjected to enlargement process for mergence.
15. The method according to claim 2 , wherein the IC pre-processing the to-be-processed picture, comprising:
performing an enlargement process on the low-definition to-be-processed picture;
identifying a to-be-processed region of the high-definition to-be-processed picture according to the data address;
performing low-definition process on the to-be-processed region;
merging the high-definition to-be-processed picture which is subjected to low-definition process and the low-definition to-be-processed picture which is subjected to enlargement process.
16. The method according to claim 2 , wherein the IC pre-processing the to-be-processed picture comprising:
performing an enlargement process on the edge low-definition region of the to-be-processed picture.
17. The method according to claim 2 , wherein after the IC performing counter-distortion process on the pre-processed picture, the method further comprises:
a vertical down sampling process is performed on the designated region corresponding to the edge low-definition region in the counter-distortion processed picture according to a preset index;
said IC outputting the picture which is subjected to the counter-distortion process comprising:
said IC outputting the vertical down sampling processed picture for display.
18. The device according to claim 11 , wherein the pre-processing circuit comprises:
an enlargement sub-circuit, configured to perform an enlargement process on the low-definition to-be-processed picture;
an identifying sub-circuit, configured to identify a to-be-processed region of the high-definition to-be-processed picture according to the data address;
a low-definition processing sub-circuit, configured to perform low-definition process on the to-be-processed region; and
a merging sub-circuit, configured to merge the high-definition to-be-processed picture which is subjected to low-definition process and the low-definition to-be-processed picture which is subjected to enlargement process, wherein the high-definition to-be-processed picture which is subjected to low-definition process is elliptical or circular.
19. The device according to claim 13 , wherein the merging sub-circuit is configured to set the high-definition to-be-processed picture which is subjected to low-definition process at the central position of the low-definition to-be-processed picture which is subjected to enlargement process for mergence; or, set the high-definition to-be-processed picture which is subjected to low-definition process at the human eye tracking position of the low-definition to-be-processed picture which is subjected to enlargement process for mergence.