抖音视频去水印

基于httpclient实现在线下载抖音去水印后的视频

DeleteWatermarkController.java

@Controller
@Slf4j
public class DeleteWatermarkController {

    private final static String ERROR = "error";

    private final static String LINK_PREFIX = "https://v.douyin.com/";

    private final static String SHARE_PREFIX = "https://www.iesdouyin.com/share/video/";

    private final static String UPLOAD_PREFIX = "https://www.iesdouyin.com/web/api/v2/aweme/iteminfo/?item_ids=";

    @GetMapping("/deleteWatermark")
    @ResponseBody
    public String deleteWatermark(@RequestParam("link") String link) {
        Matcher linkMatcher = Pattern.compile(LINK_PREFIX + "[a-zA-Z0-9]*/").matcher(link);
        if (!linkMatcher.find()) {
            return ERROR;
        }
        String share = getShare(linkMatcher.group());
        if (null == share) {
            return ERROR;
        }
        Matcher shareMatcher = Pattern.compile(SHARE_PREFIX + "[0-9]*/").matcher(share);
        if (!shareMatcher.find()) {
            return ERROR;
        }
        String uploadUrl = getUploadUrl(shareMatcher.group().substring(SHARE_PREFIX.length(), shareMatcher.group().length() - 1));
        return uploadUrl == null ? ERROR : uploadUrl;
    }

    public String getShare(String url) {
        // 获得Http客户端(可以理解为:你得先有一个浏览器;注意:实际上HttpClient与浏览器是不一样的)
        CloseableHttpClient httpClient = HttpClientBuilder.create().build();
        // 创建Get请求
        HttpGet httpGet = new HttpGet(url);
        httpGet.setHeader("user-agent", "Mozilla/5.0 (Linux; Android 6.0.1; Moto G (4)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Mobile Safari/537.36");
        RequestConfig config = RequestConfig.custom().setRedirectsEnabled(false).build();
        httpGet.setConfig(config);
        // 响应模型
        CloseableHttpResponse response = null;
        try {
            // 由客户端执行(发送)Get请求
            response = httpClient.execute(httpGet);
            // 从响应模型中获取响应实体
            HttpEntity entity = response.getEntity();
            if (null != entity) {
                Header[] headers = response.getHeaders("Location");
                if (headers != null && headers.length > 0) {
                    return headers[0].getValue();
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                // 释放资源
                if (httpClient != null) {
                    httpClient.close();
                }
                if (response != null) {
                    response.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return null;
    }

    public String getUploadUrl(String videoId) {
        // 获得Http客户端(可以理解为:你得先有一个浏览器;注意:实际上HttpClient与浏览器是不一样的)
        CloseableHttpClient httpClient = HttpClientBuilder.create().build();
        // 创建Get请求
        HttpGet httpGet = new HttpGet(UPLOAD_PREFIX + videoId);
        httpGet.setHeader("user-agent", "Mozilla/5.0 (Linux; Android 6.0.1; Moto G (4)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Mobile Safari/537.36");
        RequestConfig config = RequestConfig.custom().setRedirectsEnabled(false).build();
        httpGet.setConfig(config);
        // 响应模型
        CloseableHttpResponse response = null;
        try {
            // 配置信息
            RequestConfig requestConfig = RequestConfig.custom()
                    // 设置连接超时时间(单位毫秒)
                    .setConnectTimeout(5000)
                    // 设置请求超时时间(单位毫秒)
                    .setConnectionRequestTimeout(5000)
                    // socket读写超时时间(单位毫秒)
                    .setSocketTimeout(5000)
                    // 设置是否允许重定向(默认为true)
                    .setRedirectsEnabled(true).build();
            // 将上面的配置信息 运用到这个Get请求里
            httpGet.setConfig(requestConfig);
            // 由客户端执行(发送)Get请求
            response = httpClient.execute(httpGet);
            // 从响应模型中获取响应实体
            HttpEntity responseEntity = response.getEntity();
            if (responseEntity != null) {
                DeleteWatermarkDTO douVideoRes = JSONUtil.toBean(EntityUtils.toString(responseEntity), DeleteWatermarkDTO.class);
                return douVideoRes.getItemList().get(0).getVideo().getPlayAddr().getUrlList().get(0);
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            try {
                // 释放资源
                if (httpClient != null) {
                    httpClient.close();
                }
                if (response != null) {
                    response.close();
                }
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return null;
    }
}

DeleteWatermarkDTO.java

@NoArgsConstructor
@Data
public class DeleteWatermarkDTO {

    @JsonProperty("status_code")
    private Integer statusCode;
    @JsonProperty("item_list")
    private List<ItemListDTO> itemList;
    @JsonProperty("extra")
    private ExtraDTO extra;

    @NoArgsConstructor
    @Data
    public static class ExtraDTO {
        @JsonProperty("logid")
        private String logid;
        @JsonProperty("now")
        private Long now;
    }

    @NoArgsConstructor
    @Data
    public static class ItemListDTO {
        @JsonProperty("aweme_id")
        private String awemeId;
        @JsonProperty("duration")
        private Integer duration;
        @JsonProperty("forward_id")
        private String forwardId;
        @JsonProperty("video")
        private VideoDTO video;
        @JsonProperty("comment_list")
        private Object commentList;
        @JsonProperty("images")
        private Object images;
        @JsonProperty("desc")
        private String desc;
        @JsonProperty("author")
        private AuthorDTO author;
        @JsonProperty("music")
        private MusicDTO music;
        @JsonProperty("aweme_type")
        private Integer awemeType;
        @JsonProperty("long_video")
        private Object longVideo;
        @JsonProperty("cha_list")
        private List<ChaListDTO> chaList;
        @JsonProperty("label_top_text")
        private Object labelTopText;
        @JsonProperty("statistics")
        private StatisticsDTO statistics;
        @JsonProperty("video_labels")
        private Object videoLabels;
        @JsonProperty("is_preview")
        private Integer isPreview;
        @JsonProperty("is_live_replay")
        private Boolean isLiveReplay;
        @JsonProperty("create_time")
        private Integer createTime;
        @JsonProperty("text_extra")
        private List<TextExtraDTO> textExtra;
        @JsonProperty("author_user_id")
        private Long authorUserId;
        @JsonProperty("group_id")
        private Long groupId;
        @JsonProperty("share_url")
        private String shareUrl;
        @JsonProperty("share_info")
        private ShareInfoDTO shareInfo;
        @JsonProperty("geofencing")
        private Object geofencing;
        @JsonProperty("video_text")
        private Object videoText;
        @JsonProperty("promotions")
        private Object promotions;
        @JsonProperty("image_infos")
        private Object imageInfos;
        @JsonProperty("risk_infos")
        private RiskInfosDTO riskInfos;
        @JsonProperty("group_id_str")
        private String groupIdStr;

        @NoArgsConstructor
        @Data
        public static class VideoDTO {
            @JsonProperty("play_addr")
            private PlayAddrDTO playAddr;
            @JsonProperty("height")
            private Integer height;
            @JsonProperty("origin_cover")
            private OriginCoverDTO originCover;
            @JsonProperty("ratio")
            private String ratio;
            @JsonProperty("duration")
            private Integer duration;
            @JsonProperty("cover")
            private CoverDTO cover;
            @JsonProperty("width")
            private Integer width;
            @JsonProperty("dynamic_cover")
            private DynamicCoverDTO dynamicCover;
            @JsonProperty("has_watermark")
            private Boolean hasWatermark;
            @JsonProperty("bit_rate")
            private Object bitRate;
            @JsonProperty("vid")
            private String vid;

            @NoArgsConstructor
            @Data
            public static class PlayAddrDTO {
                @JsonProperty("url_list")
                private List<String> urlList;
                @JsonProperty("uri")
                private String uri;
            }

            @NoArgsConstructor
            @Data
            public static class OriginCoverDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class CoverDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class DynamicCoverDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }
        }

        @NoArgsConstructor
        @Data
        public static class AuthorDTO {
            @JsonProperty("type_label")
            private Object typeLabel;
            @JsonProperty("short_id")
            private String shortId;
            @JsonProperty("nickname")
            private String nickname;
            @JsonProperty("signature")
            private String signature;
            @JsonProperty("avatar_thumb")
            private AvatarThumbDTO avatarThumb;
            @JsonProperty("followers_detail")
            private Object followersDetail;
            @JsonProperty("geofencing")
            private Object geofencing;
            @JsonProperty("policy_version")
            private Object policyVersion;
            @JsonProperty("uid")
            private String uid;
            @JsonProperty("avatar_larger")
            private AvatarLargerDTO avatarLarger;
            @JsonProperty("avatar_medium")
            private AvatarMediumDTO avatarMedium;
            @JsonProperty("unique_id")
            private String uniqueId;
            @JsonProperty("platform_sync_info")
            private Object platformSyncInfo;

            @NoArgsConstructor
            @Data
            public static class AvatarThumbDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class AvatarLargerDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class AvatarMediumDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }
        }

        @NoArgsConstructor
        @Data
        public static class MusicDTO {
            @JsonProperty("id")
            private Long id;
            @JsonProperty("cover_large")
            private CoverLargeDTO coverLarge;
            @JsonProperty("cover_medium")
            private CoverMediumDTO coverMedium;
            @JsonProperty("cover_thumb")
            private CoverThumbDTO coverThumb;
            @JsonProperty("position")
            private Object position;
            @JsonProperty("status")
            private Integer status;
            @JsonProperty("mid")
            private String mid;
            @JsonProperty("title")
            private String title;
            @JsonProperty("author")
            private String author;
            @JsonProperty("cover_hd")
            private CoverHdDTO coverHd;
            @JsonProperty("play_url")
            private PlayUrlDTO playUrl;
            @JsonProperty("duration")
            private Integer duration;

            @NoArgsConstructor
            @Data
            public static class CoverLargeDTO {
                @JsonProperty("url_list")
                private List<String> urlList;
                @JsonProperty("uri")
                private String uri;
            }

            @NoArgsConstructor
            @Data
            public static class CoverMediumDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class CoverThumbDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class CoverHdDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }

            @NoArgsConstructor
            @Data
            public static class PlayUrlDTO {
                @JsonProperty("uri")
                private String uri;
                @JsonProperty("url_list")
                private List<String> urlList;
            }
        }

        @NoArgsConstructor
        @Data
        public static class StatisticsDTO {
            @JsonProperty("aweme_id")
            private String awemeId;
            @JsonProperty("comment_count")
            private Integer commentCount;
            @JsonProperty("digg_count")
            private Integer diggCount;
            @JsonProperty("play_count")
            private Integer playCount;
            @JsonProperty("share_count")
            private Integer shareCount;
        }

        @NoArgsConstructor
        @Data
        public static class ShareInfoDTO {
            @JsonProperty("share_weibo_desc")
            private String shareWeiboDesc;
            @JsonProperty("share_desc")
            private String shareDesc;
            @JsonProperty("share_title")
            private String shareTitle;
        }

        @NoArgsConstructor
        @Data
        public static class RiskInfosDTO {
            @JsonProperty("warn")
            private Boolean warn;
            @JsonProperty("type")
            private Integer type;
            @JsonProperty("content")
            private String content;
        }

        @NoArgsConstructor
        @Data
        public static class ChaListDTO {
            @JsonProperty("view_count")
            private Integer viewCount;
            @JsonProperty("hash_tag_profile")
            private String hashTagProfile;
            @JsonProperty("cid")
            private String cid;
            @JsonProperty("cha_name")
            private String chaName;
            @JsonProperty("desc")
            private String desc;
            @JsonProperty("user_count")
            private Integer userCount;
            @JsonProperty("connect_music")
            private Object connectMusic;
            @JsonProperty("type")
            private Integer type;
            @JsonProperty("is_commerce")
            private Boolean isCommerce;
        }

        @NoArgsConstructor
        @Data
        public static class TextExtraDTO {
            @JsonProperty("start")
            private Integer start;
            @JsonProperty("end")
            private Integer end;
            @JsonProperty("type")
            private Integer type;
            @JsonProperty("hashtag_name")
            private String hashtagName;
            @JsonProperty("hashtag_id")
            private Long hashtagId;
        }
    }
}

传入抖音分享的链接就行啦