png2wbmp 함수를 사용하는 예가 있습니까? 이 PHP 코드가 PNG를 WBMP로 어떻게 변환하는지 확인하십시오

gitbox 2025-08-24
<span><span><span class="hljs-meta">&lt;?php</span></span><span>
</span><span><span class="hljs-comment">// 코드 의이 부분은 텍스트의 내용과 관련이 없습니다.，기사 구조 분리를 보여주는 데 사용됩니다</span></span><span>

</span><span><span class="hljs-comment">// 이것이 기사의 시작 부분에 관련없는 코드라고 가정합니다.</span></span><span>
</span><span><span class="hljs-function"><span class="hljs-keyword">function</span></span></span><span> </span><span><span class="hljs-title">dummyFunction</span></span><span>(</span><span><span class="hljs-params"></span></span><span>) {
    </span><span><span class="hljs-keyword">return</span></span><span> </span><span><span class="hljs-string">"이것은 단지 관련없는 기능입니다"</span></span><span>;
}
</span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-title function_ invoke__">dummyFunction</span></span><span>();

</span><span><span class="hljs-meta">?&gt;</span></span><span>

&lt;hr&gt;

</span><span><span class="hljs-meta">&lt;?php</span></span><span>
</span><span><span class="hljs-comment">// 텍스트 섹션：PHP사용하는 방법png2wbmp함수는 할 것입니다PNG사진을 변환하십시오WBMP체재</span></span><span>

</span><span><span class="hljs-comment">// png2wbmp기능 소개：</span></span><span>
</span><span><span class="hljs-comment">// png2wbmp() 기능은 사용됩니다PNG체재的图像转换成WBMP체재图像。</span></span><span>
</span><span><span class="hljs-comment">// 문법：bool png2wbmp ( string $srcfile , string $destfile [, int $threshold = 128 ] )</span></span><span>
</span><span><span class="hljs-comment">// 매개 변수 설명：</span></span><span>
</span><span><span class="hljs-comment">// - $srcfile：원천PNG파일 경로。</span></span><span>
</span><span><span class="hljs-comment">// - $destfile：목표WBMP파일 경로。</span></span><span>
</span><span><span class="hljs-comment">// - $threshold（선택 과목）：흑백 임계 값，기본128，검은 색으로 간주되는 픽셀을 결정하십시오。</span></span><span>

</span><span><span class="hljs-comment">// 사용의 예：</span></span><span>

</span><span><span class="hljs-variable">$src</span></span><span> = </span><span><span class="hljs-string">'input.png'</span></span><span>;     </span><span><span class="hljs-comment">// 입력PNG파일 경로</span></span><span>
</span><span><span class="hljs-variable">$dest</span></span><span> = </span><span><span class="hljs-string">'output.wbmp'</span></span><span>;  </span><span><span class="hljs-comment">// 산출WBMP파일 경로</span></span><span>

</span><span><span class="hljs-keyword">if</span></span><span> (</span><span><span class="hljs-title function_ invoke__">file_exists</span></span><span>(</span><span><span class="hljs-variable">$src</span></span><span>)) {
    </span><span><span class="hljs-variable">$result</span></span><span> = </span><span><span class="hljs-title function_ invoke__">png2wbmp</span></span><span>(</span><span><span class="hljs-variable">$src</span></span><span>, </span><span><span class="hljs-variable">$dest</span></span><span>);
    </span><span><span class="hljs-keyword">if</span></span><span> (</span><span><span class="hljs-variable">$result</span></span><span>) {
        </span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"PNG성공적으로 변환되었습니다WBMP，파일을：<span class="hljs-subst">{$dest}</span></span></span><span>";
    } </span><span><span class="hljs-keyword">else</span></span><span> {
        </span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"변환이 실패했습니다，请检查파일 경로或체재。"</span></span><span>;
    }
} </span><span><span class="hljs-keyword">else</span></span><span> {
    </span><span><span class="hljs-keyword">echo</span></span><span> </span><span><span class="hljs-string">"원천文件不存在，경로를 확인하십시오：<span class="hljs-subst">{$src}</span></span></span><span>";
}
</span><span><span class="hljs-meta">?&gt;</span></span><span>
</span></span>
png2wbmp