Patent ID: 11902522
Assignee: ZTE CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 4:
5. A character restoration method, comprising:
receiving and decoding encoded data to at least obtain a character identifier of a character in a text region, wherein the character identifier is used for uniquely identifying the character; and
restoring the character according to the character identifier obtained after decoding;
wherein the character identifier is an index of a character feature of the character in preset character feature information, wherein the character feature comprises a character height of the character, a character width of the character, and a character pixel matrix distribution of the character;
wherein the index of the character feature of the character in the preset character feature information is determined in a following way:
performing matching in specified character features in the character feature information according to the character feature of the character until a complete character feature of the character is matched, wherein the specified character features comprise: character features with a height the same as the character height of the character, a width greater than or equal to the character width of the character, and a pixel matrix distribution the same as the character pixel matrix distribution of the character; and
determining the index of the complete character feature in the character feature information according to the matched complete character feature.