示例代码说明 了解API的详细信息，请参见云导播API概览。
使用Go SDK，具体请参见Go SDK使用说明。
创建导播台
// 创建导播台
func CreateCaster(liveClient *live20161101.Client) (*live20161101.CreateCasterResponse, error) {
// 创建导播台请求参数
createCasterRequest := &live20161101.CreateCasterRequest{}
createCasterRequest.ClientToken = tea.String(uuid.New().String())
createCasterRequest.CasterName = tea.String("导播台测试")
createCasterRequest.ChargeType = tea.String("PostPaid")
createCasterRequest.NormType = tea.Int32(1)
createCasterResponse, err := liveClient.CreateCaster(createCasterRequest)
if err != nil {
return nil, errors.New("CreateCaster failed: " + err.Error())
}
return createCasterResponse, nil
}关于CreateCaster接口的请求参数等更多信息，请参见创建导播台。
设置导播台
// 设置导播台
func SetCasterConfig(liveClient *live20161101.Client, casterId *string, domainName *string) (*live20161101.SetCasterConfigResponse, error) {
// 设置导播台配置参数
createSetCasterConfig := &live20161101.SetCasterConfigRequest{}
createSetCasterConfig.CasterId = casterId
createSetCasterConfig.CasterName = tea.String("导播台测试")
createSetCasterConfig.ChannelEnable = tea.Int32(1)
createSetCasterConfig.Delay = tea.Float32(0)
createSetCasterConfig.DomainName = domainName
createSetCasterConfig.ProgramEffect = tea.Int32(1)
createSetCasterConfig.ProgramName = tea.String("test loop play")
// 转码设置（横竖屏模式及清晰度设置）
// 其中：CasterTemplate取值范围如下：lp_ld：流畅、lp_sd：标清、lp_hd：高清、lp_ud：超清。lp_ld_v：竖屏流畅、lp_sd_v：竖屏标清、lp_hd_v：竖屏高清、lp_ud_v：竖屏超清。
createSetCasterConfig.TranscodeConfig = tea.String(`{"CasterTemplate": "lp_ld"}`)
// 配置导播台直播录制参数。json字段含义请参考：AddLiveAppRecordConfig
// createSetCasterConfig.RecordConfig = tea.String(`{ "endpoint": "", "ossBucket": "", "videoFormat": [{"format": "flv", "interval": 900, "prefix":"record/{AppName}/{StreamName}/{StartTime}_{EndTime}" }]}`)
setCasterConfigResponse, err := liveClient.SetCasterConfig(createSetCasterConfig)
if err != nil {
return nil, errors.New("SetCasterConfig failed: " + err.Error())
}
return setCasterConfigResponse, nil
}关于SetCasterConfig接口的更多信息，请参见配置导播台。
添加资源及绑定到通道
// 添加资源
func AddCasterVideoResource(liveClient *live20161101.Client, casterId *string) error {
// 创建导播台视频资源
addCasterVideoResourceRequest := &live20161101.AddCasterVideoResourceRequest{}
addCasterVideoResourceRequest.CasterId = casterId
addCasterVideoResourceRequest.ResourceName = tea.String("测试使用视频资源")
addCasterVideoResourceRequest.LiveStreamUrl = tea.String("xxxxx")
addCasterVideoResourceRequest.PtsCallbackInterval = tea.Int32(1000)
addCasterVideoResourceResp, err := liveClient.AddCasterVideoResource(addCasterVideoResourceRequest)
if err != nil {
return errors.New("AddCasterVideoResource failed: " + err.Error())
}
resourceId := addCasterVideoResourceResp.Body.ResourceId
// 视频资源与通道一一绑定
setCasterChannelRequest := &live20161101.SetCasterChannelRequest{}
setCasterChannelRequest.CasterId = casterId
setCasterChannelRequest.PlayStatus = tea.Int32(1)
setCasterChannelRequest.ChannelId = tea.String("RV01")
setCasterChannelRequest.ResourceId = resourceId
_, err = liveClient.SetCasterChannel(setCasterChannelRequest)
if err != nil {
return errors.New("SetCasterChannel failed: " + err.Error())
}
return nil
}关于AddCasterVideoResource接口的更多信息，请参见添加导播台视频资源。
添加布局
// 添加布局
func AddCasterLayout(liveClient *live20161101.Client, casterId *string) (*live20161101.AddCasterLayoutResponse, error) {
// 创建布局
addCasterLayoutRequest := &live20161101.AddCasterLayoutRequest{}
addCasterLayoutRequest.CasterId = casterId
addCasterLayoutRequest.BlendList = []*string{tea.String("RV01")} // 对应于视频的位置
addCasterLayoutRequest.MixList = []*string{tea.String("RV01")} // 对应于视频的位置
audioLayer := &live20161101.AddCasterLayoutRequestAudioLayer{}
audioLayer.VolumeRate = tea.Float32(1)
audioLayer.ValidChannel = tea.String("all")
audioLayer.FixedDelayDuration = tea.Int32(0)
addCasterLayoutRequest.AudioLayer = []*live20161101.AddCasterLayoutRequestAudioLayer{
audioLayer,
}
videoLayer := &live20161101.AddCasterLayoutRequestVideoLayer{
FillMode: tea.String("fit"),
HeightNormalized: tea.Float32(1),
WidthNormalized: tea.Float32(1),
PositionRefer: tea.String("topLeft"),
PositionNormalized: []*float32{tea.Float32(0), tea.Float32(0)},
FixedDelayDuration: tea.Int32(0),
}
addCasterLayoutRequest.VideoLayer = []*live20161101.AddCasterLayoutRequestVideoLayer{
videoLayer,
}
addCasterLayoutResponse, err := liveClient.AddCasterLayout(addCasterLayoutRequest)
if err != nil {
return nil, errors.New("AddCasterLayout failed: " + err.Error())
}
return addCasterLayoutResponse, nil
}关于AddCasterLayout接口的更多信息，请参见添加导播台布局。
启动导播台、设置播放场景
// 启动导播台、设置播放场景
func StartCaster(liveClient *live20161101.Client, casterId *string, layoutId *string) (*live20161101.StartCasterResponse, error) {
// 启动导播台
startCasterRequest := &live20161101.StartCasterRequest{
CasterId: casterId,
}
startCasterResp, err := liveClient.StartCaster(startCasterRequest)
if err != nil {
return nil, errors.New("StartCaster failed: " + err.Error())
}
// 因为资源加载需要时间，如果立马启动，则可能资源尚未加载成功，所以需要暂停一下
time.Sleep(time.Second)
// 设置播放场景
// PVW （可选设置）
setCasterSceneConfigRequest := &live20161101.SetCasterSceneConfigRequest{
CasterId: casterId,
LayoutId: layoutId,
SceneId: startCasterResp.Body.PvwSceneInfos.SceneInfo[0].SceneId,
}
_, err = liveClient.SetCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return nil, errors.New("SetCasterSceneConfig failed: " + err.Error())
}
// PGM （必选设置）
setCasterSceneConfigRequest.SceneId = startCasterResp.Body.PgmSceneInfos.SceneInfo[0].SceneId
_, err = liveClient.SetCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return nil, errors.New("SetCasterSceneConfig failed: " + err.Error())
}
return startCasterResp, nil
}关于StartCaster接口的更多信息，请参见启动导播台。
关于SetCasterSceneConfig接口的更多信息，请参见设置场景配置。
添加ET字幕组件并应用到场景
// 添加ET字幕组件并应用到场景
func AddETComponent(liveClient *live20161101.Client, casterId *string, layoutId *string, pgmSceneId *string) error {
// 此方法前提： 导播台已经存在，且添加的视频资源是直播流，且locationID是RV01
// 注：ET字幕必须是直播流才有效
// 创建组件
r := &live20161101.AddCasterComponentRequest{
CasterId: casterId,
ComponentType: tea.String("caption"),
ComponentName: tea.String("ET字幕测试使用"),
Effect: tea.String("none"),
LocationId: tea.String("RV01"),
ComponentLayer: tea.String(`{"HeightNormalized":"1","WidthNormalized":"1","PositionRefer":"topLeft","PositionNormalized":["0.05", "0.7"]}`),
// 字幕具体字段请参考：AddCasterComponent文档内的【CaptionLayerContent】字段说明
// 其中新增以下字段，目前官网文档尚未更新，请注意
// BoxWidthNormalized：文字背景宽度归一化值，该归一化值是基于文字的size来计算的，即boxWidth/font_size, 如果系统归一化反计算出来的值超过16，取16. 默认0。
// BoxColor：文字背景色彩，取值格式为 0xRGBA,比如： 取值"0xff0000ff" 表示红色, 不透明; 默认"" 表示无效。
// ShadowxWidthNormalized：文字阴影x坐标归一化值，该归一化值是基于文字的size来计算的，即shadowxWidth/font_size, 如果系统归一化反计算出来的值超过16，取16. 默认0。
// ShadowyWidthNormalized：文字阴影y坐标归一化值，该归一化值是基于文字的size来计算的，即shadowyWidth/font_size, 如果系统归一化反计算出来的值超过16，取16. 默认0。
// ShadowColor：文字阴影色彩，取值格式为 0xRGBA,比如： 取值"0xff0000ff" 表示红色, 不透明; 默认"" 表示无效。
CaptionLayerContent: tea.String(`{
"SizeNormalized": 0.05,
"Color": "0xFFFFFF",
"LocationId": "RV01",
"BorderColor": "0x696969",
"BorderWidthNormalized": 0.1,
"BoxColor": "0xffffff",
"BoxWidthNormalized": 0.7,
"ShadowColor": "0x3c3c3c",
"ShadowxWidthNormalized": 0.4,
"ShadowyWidthNormalized": 0.4,
"SourceLan": "cn",
"TargetLan": "en",
"PtsOffset": -1000,
"SourceLanPerLineWordCount": 28,
"TargetLanPerLineWordCount": 60,
"ShowSourceLan": true,
"ShowTargetLan": true,
"Truncation": false,
"AppearDuration": 20000,
"AppearMode": "Movie"
}`),
}
addCasterComponentResp, err := liveClient.AddCasterComponent(r)
if err != nil {
return errors.New("AddCasterComponent failed: " + err.Error())
}
// 应用组件到指定的场景下
setCasterSceneConfigRequest := &live20161101.UpdateCasterSceneConfigRequest{
CasterId: casterId,
LayoutId: layoutId,
SceneId: pgmSceneId,
ComponentId: []*string{addCasterComponentResp.Body.ComponentId},
}
_, err = liveClient.UpdateCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return errors.New("UpdateCasterSceneConfig failed: " + err.Error())
}
return nil
}关于AddCasterComponent接口的更多信息，请参见添加导播台组件。
关于SetCasterSceneConfig接口的更多信息，请参见设置场景配置。
切换布局
// 切换布局
func ChangeLayout(liveClient *live20161101.Client, casterId *string, pgmSceneId *string, newLayoutId *string) error {
// 更改场景使用的布局ID
setCasterSceneConfigRequest := &live20161101.UpdateCasterSceneConfigRequest{
CasterId: casterId,
SceneId: pgmSceneId,
LayoutId: newLayoutId,
}
_, err := liveClient.UpdateCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return errors.New("UpdateCasterSceneConfig failed: " + err.Error())
}
return nil
}关于SetCasterSceneConfig接口的更多信息，请参见设置场景配置。
停止导播台
// 停止导播台
func StopCaster(liveClient *live20161101.Client, casterId *string) error {
stopCasterRequest := &live20161101.StopCasterRequest{
CasterId: casterId,
}
_, err := liveClient.StopCaster(stopCasterRequest)
if err != nil {
return errors.New("StopCaster failed: " + err.Error())
}
return nil
}关于StopCaster接口的更多信息，请参见停止导播台。
删除导播台
// 删除导播台
func DeleteCaster(liveClient *live20161101.Client, casterId *string) error {
deleteCasterRequest := &live20161101.DeleteCasterRequest{
CasterId: casterId,
}
_, err := liveClient.DeleteCaster(deleteCasterRequest)
if err != nil {
return errors.New("DeleteCaster failed: " + err.Error())
}
return nil
}关于DeleteCaster接口的更多信息，请参见删除导播台。
package main
import (
"errors"
"log"
"sync"
"time"
openapi "github.com/alibabacloud-go/darabonba-openapi/v2/client"
live20161101 "github.com/alibabacloud-go/live-20161101/v2/client"
"github.com/alibabacloud-go/tea/tea"
"github.com/google/uuid"
"gopkg.in/ini.v1"
)
type LiveClient struct {
instance *live20161101.Client
once sync.Once
}
var liveClientInstance = &LiveClient{}
func GetClientInstance() (*live20161101.Client, error) {
section, err := getAccessKey()
if err != nil {
return nil, err
}
liveClientInstance.once.Do(func() {
cfg := &openapi.Config{
Endpoint: tea.String("live.aliyuncs.com"),
AccessKeyId: tea.String(section.Key("access_key_id").String()),
AccessKeySecret: tea.String(section.Key("access_key_secret").String()),
}
liveClientInstance.instance, err = live20161101.NewClient(cfg)
if err != nil {
err = errors.New("Live client initialization failed: " + err.Error())
}
})
if err != nil {
return nil, err
}
return liveClientInstance.instance, nil
}
func getAccessKey() (*ini.Section, error) {
cfg, err := ini.Load("conf/config.ini")
if err != nil {
return nil, errors.New("ERROR: Can not open file " + err.Error())
}
section, err := cfg.GetSection("")
if err != nil {
return nil, errors.New("ERROR: Can not find section " + err.Error())
}
return section, nil
}
// 创建导播台
func CreateCaster(liveClient *live20161101.Client) (*live20161101.CreateCasterResponse, error) {
// 创建导播台请求参数
createCasterRequest := &live20161101.CreateCasterRequest{}
createCasterRequest.ClientToken = tea.String(uuid.New().String())
createCasterRequest.CasterName = tea.String("导播台测试")
createCasterRequest.ChargeType = tea.String("PostPaid")
createCasterRequest.NormType = tea.Int32(1)
createCasterResponse, err := liveClient.CreateCaster(createCasterRequest)
if err != nil {
return nil, errors.New("CreateCaster failed: " + err.Error())
}
return createCasterResponse, nil
}
// 设置导播台
func SetCasterConfig(liveClient *live20161101.Client, casterId *string, domainName *string) (*live20161101.SetCasterConfigResponse, error) {
// 设置导播台配置参数
createSetCasterConfig := &live20161101.SetCasterConfigRequest{}
createSetCasterConfig.CasterId = casterId
createSetCasterConfig.CasterName = tea.String("导播台测试")
createSetCasterConfig.ChannelEnable = tea.Int32(1)
createSetCasterConfig.Delay = tea.Float32(0)
createSetCasterConfig.DomainName = domainName
createSetCasterConfig.ProgramEffect = tea.Int32(1)
createSetCasterConfig.ProgramName = tea.String("test loop play")
// 转码设置（横竖屏模式及清晰度设置）
// 其中：CasterTemplate取值范围如下：lp_ld：流畅、lp_sd：标清、lp_hd：高清、lp_ud：超清。lp_ld_v：竖屏流畅、lp_sd_v：竖屏标清、lp_hd_v：竖屏高清、lp_ud_v：竖屏超清。
createSetCasterConfig.TranscodeConfig = tea.String(`{"CasterTemplate": "lp_ld"}`)
// 配置导播台直播录制参数。json字段含义请参考：AddLiveAppRecordConfig
// createSetCasterConfig.RecordConfig = tea.String(`{ "endpoint": "", "ossBucket": "", "videoFormat": [{"format": "flv", "interval": 900, "prefix":"record/{AppName}/{StreamName}/{StartTime}_{EndTime}" }]}`)
setCasterConfigResponse, err := liveClient.SetCasterConfig(createSetCasterConfig)
if err != nil {
return nil, errors.New("SetCasterConfig failed: " + err.Error())
}
return setCasterConfigResponse, nil
}
// 添加资源
func AddCasterVideoResource(liveClient *live20161101.Client, casterId *string) error {
// 创建导播台视频资源
addCasterVideoResourceRequest := &live20161101.AddCasterVideoResourceRequest{}
addCasterVideoResourceRequest.CasterId = casterId
addCasterVideoResourceRequest.ResourceName = tea.String("测试使用视频资源")
addCasterVideoResourceRequest.LiveStreamUrl = tea.String("xxxxx")
addCasterVideoResourceRequest.PtsCallbackInterval = tea.Int32(1000)
addCasterVideoResourceResp, err := liveClient.AddCasterVideoResource(addCasterVideoResourceRequest)
if err != nil {
return errors.New("AddCasterVideoResource failed: " + err.Error())
}
resourceId := addCasterVideoResourceResp.Body.ResourceId
// 视频资源与通道一一绑定
setCasterChannelRequest := &live20161101.SetCasterChannelRequest{}
setCasterChannelRequest.CasterId = casterId
setCasterChannelRequest.PlayStatus = tea.Int32(1)
setCasterChannelRequest.ChannelId = tea.String("RV01")
setCasterChannelRequest.ResourceId = resourceId
_, err = liveClient.SetCasterChannel(setCasterChannelRequest)
if err != nil {
return errors.New("SetCasterChannel failed: " + err.Error())
}
return nil
}
// 添加布局
func AddCasterLayout(liveClient *live20161101.Client, casterId *string) (*live20161101.AddCasterLayoutResponse, error) {
// 创建布局
addCasterLayoutRequest := &live20161101.AddCasterLayoutRequest{}
addCasterLayoutRequest.CasterId = casterId
addCasterLayoutRequest.BlendList = []*string{tea.String("RV01")} // 对应于视频的位置
addCasterLayoutRequest.MixList = []*string{tea.String("RV01")} // 对应于视频的位置
audioLayer := &live20161101.AddCasterLayoutRequestAudioLayer{}
audioLayer.VolumeRate = tea.Float32(1)
audioLayer.ValidChannel = tea.String("all")
audioLayer.FixedDelayDuration = tea.Int32(0)
addCasterLayoutRequest.AudioLayer = []*live20161101.AddCasterLayoutRequestAudioLayer{
audioLayer,
}
videoLayer := &live20161101.AddCasterLayoutRequestVideoLayer{
FillMode: tea.String("fit"),
HeightNormalized: tea.Float32(1),
WidthNormalized: tea.Float32(1),
PositionRefer: tea.String("topLeft"),
PositionNormalized: []*float32{tea.Float32(0), tea.Float32(0)},
FixedDelayDuration: tea.Int32(0),
}
addCasterLayoutRequest.VideoLayer = []*live20161101.AddCasterLayoutRequestVideoLayer{
videoLayer,
}
addCasterLayoutResponse, err := liveClient.AddCasterLayout(addCasterLayoutRequest)
if err != nil {
return nil, errors.New("AddCasterLayout failed: " + err.Error())
}
return addCasterLayoutResponse, nil
}
// 添加ET字幕组件并应用到场景
func AddETComponent(liveClient *live20161101.Client, casterId *string, layoutId *string, pgmSceneId *string) error {
// 此方法前提： 导播台已经存在，且添加的视频资源是直播流，且locationID是RV01
// 注：ET字幕必须是直播流才有效
// 创建组件
r := &live20161101.AddCasterComponentRequest{
CasterId: casterId,
ComponentType: tea.String("caption"),
ComponentName: tea.String("ET字幕测试使用"),
Effect: tea.String("none"),
LocationId: tea.String("RV01"),
ComponentLayer: tea.String(`{"HeightNormalized":"1","WidthNormalized":"1","PositionRefer":"topLeft","PositionNormalized":["0.05", "0.7"]}`),
// 字幕具体字段请参考：AddCasterComponent文档内的【CaptionLayerContent】字段说明
// 其中新增以下字段，目前官网文档尚未更新，请注意
// BoxWidthNormalized：文字背景宽度归一化值，该归一化值是基于文字的size来计算的，即boxWidth/font_size, 如果系统归一化反计算出来的值超过16，取16. 默认0。
// BoxColor：文字背景色彩，取值格式为 0xRGBA,比如： 取值"0xff0000ff" 表示红色, 不透明; 默认"" 表示无效。
// ShadowxWidthNormalized：文字阴影x坐标归一化值，该归一化值是基于文字的size来计算的，即shadowxWidth/font_size, 如果系统归一化反计算出来的值超过16，取16. 默认0。
// ShadowyWidthNormalized：文字阴影y坐标归一化值，该归一化值是基于文字的size来计算的，即shadowyWidth/font_size, 如果系统归一化反计算出来的值超过16，取16. 默认0。
// ShadowColor：文字阴影色彩，取值格式为 0xRGBA,比如： 取值"0xff0000ff" 表示红色, 不透明; 默认"" 表示无效。
CaptionLayerContent: tea.String(`{
"SizeNormalized": 0.05,
"Color": "0xFFFFFF",
"LocationId": "RV01",
"BorderColor": "0x696969",
"BorderWidthNormalized": 0.1,
"BoxColor": "0xffffff",
"BoxWidthNormalized": 0.7,
"ShadowColor": "0x3c3c3c",
"ShadowxWidthNormalized": 0.4,
"ShadowyWidthNormalized": 0.4,
"SourceLan": "cn",
"TargetLan": "en",
"PtsOffset": -1000,
"SourceLanPerLineWordCount": 28,
"TargetLanPerLineWordCount": 60,
"ShowSourceLan": true,
"ShowTargetLan": true,
"Truncation": false,
"AppearDuration": 20000,
"AppearMode": "Movie"
}`),
}
addCasterComponentResp, err := liveClient.AddCasterComponent(r)
if err != nil {
return errors.New("AddCasterComponent failed: " + err.Error())
}
// 应用组件到指定的场景下
setCasterSceneConfigRequest := &live20161101.UpdateCasterSceneConfigRequest{
CasterId: casterId,
LayoutId: layoutId,
SceneId: pgmSceneId,
ComponentId: []*string{addCasterComponentResp.Body.ComponentId},
}
_, err = liveClient.UpdateCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return errors.New("UpdateCasterSceneConfig failed: " + err.Error())
}
return nil
}
// 启动导播台、设置播放场景
func StartCaster(liveClient *live20161101.Client, casterId *string, layoutId *string) (*live20161101.StartCasterResponse, error) {
// 启动导播台
startCasterRequest := &live20161101.StartCasterRequest{
CasterId: casterId,
}
startCasterResp, err := liveClient.StartCaster(startCasterRequest)
if err != nil {
return nil, errors.New("StartCaster failed: " + err.Error())
}
// 因为资源加载需要时间，如果立马启动，则可能资源尚未加载成功，所以需要暂停一下
time.Sleep(time.Second)
// 设置播放场景
// PVW （可选设置）
setCasterSceneConfigRequest := &live20161101.SetCasterSceneConfigRequest{
CasterId: casterId,
LayoutId: layoutId,
SceneId: startCasterResp.Body.PvwSceneInfos.SceneInfo[0].SceneId,
}
_, err = liveClient.SetCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return nil, errors.New("SetCasterSceneConfig failed: " + err.Error())
}
// PGM （必选设置）
setCasterSceneConfigRequest.SceneId = startCasterResp.Body.PgmSceneInfos.SceneInfo[0].SceneId
_, err = liveClient.SetCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return nil, errors.New("SetCasterSceneConfig failed: " + err.Error())
}
return startCasterResp, nil
}
// 切换布局
func ChangeLayout(liveClient *live20161101.Client, casterId *string, pgmSceneId *string, newLayoutId *string) error {
// 更改场景使用的布局ID
setCasterSceneConfigRequest := &live20161101.UpdateCasterSceneConfigRequest{
CasterId: casterId,
SceneId: pgmSceneId,
LayoutId: newLayoutId,
}
_, err := liveClient.UpdateCasterSceneConfig(setCasterSceneConfigRequest)
if err != nil {
return errors.New("UpdateCasterSceneConfig failed: " + err.Error())
}
return nil
}
// 停止导播台
func StopCaster(liveClient *live20161101.Client, casterId *string) error {
stopCasterRequest := &live20161101.StopCasterRequest{
CasterId: casterId,
}
_, err := liveClient.StopCaster(stopCasterRequest)
if err != nil {
return errors.New("StopCaster failed: " + err.Error())
}
return nil
}
// 删除导播台
func DeleteCaster(liveClient *live20161101.Client, casterId *string) error {
deleteCasterRequest := &live20161101.DeleteCasterRequest{
CasterId: casterId,
}
_, err := liveClient.DeleteCaster(deleteCasterRequest)
if err != nil {
return errors.New("DeleteCaster failed: " + err.Error())
}
return nil
}
func main() {
liveClient, err := GetClientInstance()
if err != nil {
panic(err)
}
// 创建导播台
createCasterResponse, err := CreateCaster(liveClient)
if err != nil {
panic(err)
}
casterId := createCasterResponse.Body.CasterId
log.Println("CasterId: ", *casterId)
// 设置导播台
domainName := tea.String("example.aliyundoc.com") // 设置域名
SetCasterConfig(liveClient, casterId, domainName)
// 添加资源，需在函数内添加视频源
AddCasterVideoResource(liveClient, casterId)
// 添加布局
addCasterLayoutResponse, err := AddCasterLayout(liveClient, casterId)
if err != nil {
panic(err)
}
layoutId := addCasterLayoutResponse.Body.LayoutId
// 启动导播台、设置播放场景
startCasterResp, err := StartCaster(liveClient, casterId, layoutId)
if err != nil {
panic(err)
}
// 添加ET字幕组件并应用PGM到场景（可选）
pgmSceneId := startCasterResp.Body.PgmSceneInfos.SceneInfo[0].SceneId
AddETComponent(liveClient, casterId, layoutId, pgmSceneId)
// 切换布局（可选）
// newLayoutId := tea.String("xxxx")
// ChangeLayout(liveClient, casterId, pgmSceneId, newLayoutId)
time.Sleep(time.Minute * 10)
// 停止导播台
StopCaster(liveClient, casterId)
// 删除导播台
DeleteCaster(liveClient, casterId)
}