Please help me know the name of the movie

The film is an old Indian film produced in the seventies or eighties. It begins and is a sad film. The scenes begin with the presence of a woman in court, telling her story to the judge while crying. Her story is summed up in the injustice of a person whom she loved. He deceived her, wronged her, and threatened her with submitting her own pictures, so she killed him in defense of her honor and dignity.