API | 说明 |
对象存储提供的上传时处理功能可以帮助使用者在上传时实现图片处理。此外能够对已存储在 COS 的图片进行相应处理操作,并将结果存入到对象存储(Cloud Object Storage,COS) |
cos_status_t *ci_put_object_from_file(const cos_request_options_t *options,const cos_string_t *bucket,const cos_string_t *object,const cos_string_t *filename,cos_table_t *headers,cos_table_t **resp_headers,ci_operation_result_t **results)
#include "cos_http_io.h"#include "cos_api.h"#include "cos_log.h"#include <unistd.h>// endpoint 是 COS 访问域名信息,详情请参见 https://www.tencentcloud.com/document/product/436/6224 文档static char TEST_COS_ENDPOINT[] = "cos.ap-guangzhou.myqcloud.com";// 开发者拥有的项目身份ID/密钥,可在 https://console.tencentcloud.com/cam/capi 页面获取static char *TEST_ACCESS_KEY_ID; //your secret_idstatic char *TEST_ACCESS_KEY_SECRET; //your secret_key// 开发者访问 COS 服务时拥有的用户维度唯一资源标识,用以标识资源,可在 https://console.tencentcloud.com/cam/capi 页面获取static char TEST_APPID[] = "<APPID>"; //your appid//the cos bucket name, syntax: [bucket]-[appid], for example: mybucket-1253666666,可在 https://console.tencentcloud.com/cos5/bucket 查看static char TEST_BUCKET_NAME[] = "<bucketname-appid>";void log_status(cos_status_t *s){cos_warn_log("status->code: %d", s->code);if (s->error_code) cos_warn_log("status->error_code: %s", s->error_code);if (s->error_msg) cos_warn_log("status->error_msg: %s", s->error_msg);if (s->req_id) cos_warn_log("status->req_id: %s", s->req_id);}void init_test_config(cos_config_t *config, int is_cname){cos_str_set(&config->endpoint, TEST_COS_ENDPOINT);cos_str_set(&config->access_key_id, TEST_ACCESS_KEY_ID);cos_str_set(&config->access_key_secret, TEST_ACCESS_KEY_SECRET);cos_str_set(&config->appid, TEST_APPID);config->is_cname = is_cname;}void init_test_request_options(cos_request_options_t *options, int is_cname){options->config = cos_config_create(options->pool);init_test_config(options->config, is_cname);options->ctl = cos_http_controller_create(options->pool, 0);}void test_put_image_process(){cos_pool_t *p = NULL;int is_cname = 0;cos_status_t *s = NULL;cos_request_options_t *options = NULL;cos_string_t bucket;cos_string_t object;cos_string_t file;cos_table_t *headers = NULL;cos_table_t *resp_headers;ci_operation_result_t *results = NULL;cos_pool_create(&p, NULL);options = cos_request_options_create(p);init_test_request_options(options, is_cname);cos_str_set(&bucket, TEST_BUCKET_NAME);//上传时处理headers = cos_table_make(p, 1);apr_table_addn(headers, "pic-operations", "{\\"is_pic_info\\":1,\\"rules\\":[{\\"fileid\\":\\"test.png\\",\\"rule\\":\\"imageView2/format/png\\"}]}");cos_str_set(&file, "test.jpg");cos_str_set(&object, "test.jpg");s = ci_put_object_from_file(options, &bucket, &object, &file, headers, &resp_headers, &results);if (!cos_status_is_ok(s)) {printf("put object failed: %s\\n", s->req_id);}printf("origin key: %s\\n", results->origin.key.data);printf("process key: %s\\n", results->object.key.data);//销毁内存池cos_pool_destroy(p);}int main(int argc, char *argv[]){// 通过环境变量获取 SECRETID 和 SECRETKEYTEST_ACCESS_KEY_ID = getenv("COS_SECRETID");TEST_ACCESS_KEY_SECRET = getenv("COS_SECRETKEY");if (cos_http_io_initialize(NULL, 0) != COSE_OK) {exit(1);}//set log level, default COS_LOG_WARNcos_log_set_level(COS_LOG_WARN);//set log output, default stderrcos_log_set_output(NULL);test_put_image_process();cos_http_io_deinitialize();return 0;}
参数名称 | 参数描述 | 类型 |
options | COS 请求选项 | Struct |
bucket | 存储桶名称,存储桶的命名格式为 BucketName-APPID,此处填写的存储桶名称必须为此格式 | String |
object | Object 名称 | String |
filename | Object 本地保存文件名称 | String |
headers | COS 请求附加头域 | Struct |
resp_headers | 返回 HTTP 响应消息的头域 | Struct |
results | 云上数据处理返回信息 | Struct |
cos_status_t *ci_image_process(const cos_request_options_t *options,const cos_string_t *bucket,const cos_string_t *object,cos_table_t *headers,cos_table_t **resp_headers,ci_operation_result_t *results);
#include "cos_http_io.h"#include "cos_api.h"#include "cos_log.h"#include <unistd.h>// endpoint 是 COS 访问域名信息,详情请参见 https://www.tencentcloud.com/document/product/436/6224 文档static char TEST_COS_ENDPOINT[] = "cos.ap-guangzhou.myqcloud.com";// 开发者拥有的项目身份ID/密钥,可在 https://console.tencentcloud.com/cam/capi 页面获取static char *TEST_ACCESS_KEY_ID; //your secret_idstatic char *TEST_ACCESS_KEY_SECRET; //your secret_key// 开发者访问 COS 服务时拥有的用户维度唯一资源标识,用以标识资源,可在 https://console.tencentcloud.com/cam/capi 页面获取static char TEST_APPID[] = "<APPID>"; //your appid//the cos bucket name, syntax: [bucket]-[appid], for example: mybucket-1253666666,可在 https://console.tencentcloud.com/cos5/bucket 查看static char TEST_BUCKET_NAME[] = "<bucketname-appid>";void log_status(cos_status_t *s){cos_warn_log("status->code: %d", s->code);if (s->error_code) cos_warn_log("status->error_code: %s", s->error_code);if (s->error_msg) cos_warn_log("status->error_msg: %s", s->error_msg);if (s->req_id) cos_warn_log("status->req_id: %s", s->req_id);}void init_test_config(cos_config_t *config, int is_cname){cos_str_set(&config->endpoint, TEST_COS_ENDPOINT);cos_str_set(&config->access_key_id, TEST_ACCESS_KEY_ID);cos_str_set(&config->access_key_secret, TEST_ACCESS_KEY_SECRET);cos_str_set(&config->appid, TEST_APPID);config->is_cname = is_cname;}void init_test_request_options(cos_request_options_t *options, int is_cname){options->config = cos_config_create(options->pool);init_test_config(options->config, is_cname);options->ctl = cos_http_controller_create(options->pool, 0);}void test_ci_image_process(){cos_pool_t *p = NULL;int is_cname = 0;cos_status_t *s = NULL;cos_request_options_t *options = NULL;cos_string_t bucket;cos_string_t object;cos_table_t *headers = NULL;cos_table_t *resp_headers;ci_operation_result_t *results = NULL;cos_pool_create(&p, NULL);options = cos_request_options_create(p);init_test_request_options(options, is_cname);cos_str_set(&bucket, TEST_BUCKET_NAME);cos_str_set(&object, "test.jpg");headers = cos_table_make(p, 1);apr_table_addn(headers, "pic-operations", "{\\"is_pic_info\\":1,\\"rules\\":[{\\"fileid\\":\\"test.png\\",\\"rule\\":\\"imageView2/format/png\\"}]}");s = ci_image_process(options, &bucket, &object, headers, &resp_headers, &results);if (!cos_status_is_ok(s)) {printf("ci image process fail, req_id:%s\\n", s->req_id);}printf("origin key: %s\\n", results->origin.key.data);printf("process key: %s\\n", results->object.key.data);cos_pool_destroy(p);}int main(int argc, char *argv[]){// 通过环境变量获取 SECRETID 和 SECRETKEYTEST_ACCESS_KEY_ID = getenv("COS_SECRETID");TEST_ACCESS_KEY_SECRET = getenv("COS_SECRETKEY");if (cos_http_io_initialize(NULL, 0) != COSE_OK) {exit(1);}//set log level, default COS_LOG_WARNcos_log_set_level(COS_LOG_WARN);//set log output, default stderrcos_log_set_output(NULL);test_ci_image_process();cos_http_io_deinitialize();return 0;}
参数名称 | 参数描述 | 类型 |
options | COS 请求选项 | Struct |
bucket | 存储桶名称,Bucket 的命名规则为 BucketName-APPID,此处填写的存储桶名称必须为此格式 | string |
object | Object 名称 | string |
headers | COS 请求附加头域,需要自行添加 Pic-Operations 万象处理头部 | Struct |
resp_headers | 返回 HTTP 响应消息的头域 | Struct |
results | 云上数据处理返回信息 | Struct |
本页内容是否解决了您的问题?