diff --git a/PeerTube b/PeerTube
index 68ca619..99139e7 160000
--- a/PeerTube
+++ b/PeerTube
@@ -1 +1 @@
-Subproject commit 68ca61941e3a7ca4c018566d2c496afd27dbd76d
+Subproject commit 99139e7753e20ab0fba8eae5638d3dd3e792fe43
diff --git a/package.json b/package.json
index 0b90050..63eba5f 100644
--- a/package.json
+++ b/package.json
@@ -48,6 +48,7 @@
     "@types/body-parser": "^1.16.3",
     "@types/config": "^0.0.36",
     "@types/express": "^4.16.1",
+    "@types/fluent-ffmpeg": "^2.1.14",
     "@types/lodash": "^4.14.149",
     "@types/mkdirp": "^1.0.0",
     "@types/morgan": "^1.7.32",
diff --git a/server.ts b/server.ts
index 1d6ab78..34bd6b5 100644
--- a/server.ts
+++ b/server.ts
@@ -49,7 +49,7 @@ app.use(function (err, req, res, next) {
     error = err.stack || err.message || err
   }
 
-  logger.error('Error in controller.', { error })
+  logger.error({ error }, 'Error in controller.')
   return res.status(err.status || 500).end()
 })
 
diff --git a/server/controllers/api/search-channels.ts b/server/controllers/api/search-channels.ts
index afd6f9d..796da41 100644
--- a/server/controllers/api/search-channels.ts
+++ b/server/controllers/api/search-channels.ts
@@ -5,7 +5,7 @@ import { asyncMiddleware } from '../../middlewares/async'
 import { setDefaultPagination } from '../../middlewares/pagination'
 import { setDefaultSearchSort } from '../../middlewares/sort'
 import { paginationValidator } from '../../middlewares/validators/pagination'
-import { videoChannelsSearchValidator } from '../../middlewares/validators/search'
+import { videoChannelsSearchValidator, commonFiltersValidators } from '../../middlewares/validators/search'
 import { channelsSearchSortValidator } from '../../middlewares/validators/sort'
 
 const searchChannelsRouter = express.Router()
@@ -15,6 +15,7 @@ searchChannelsRouter.get('/search/video-channels',
   setDefaultPagination,
   channelsSearchSortValidator,
   setDefaultSearchSort,
+  commonFiltersValidators,
   videoChannelsSearchValidator,
   asyncMiddleware(searchChannels)
 )
diff --git a/server/controllers/api/search-videos.ts b/server/controllers/api/search-videos.ts
index 3e9f22d..33c0bc2 100644
--- a/server/controllers/api/search-videos.ts
+++ b/server/controllers/api/search-videos.ts
@@ -4,8 +4,9 @@ import { setDefaultPagination } from '../../middlewares/pagination'
 import { asyncMiddleware } from '../../middlewares/async'
 import { formatVideoForAPI, queryVideos } from '../../lib/elastic-search-videos'
 import { videosSearchSortValidator } from '../../middlewares/validators/sort'
-import { commonVideosFiltersValidator, videosSearchValidator } from '../../middlewares/validators/search'
+import { commonVideosFiltersValidator, videosSearchValidator, commonFiltersValidators } from '../../middlewares/validators/search'
 import { setDefaultSearchSort } from '../../middlewares/sort'
+import { VideosSearchQuery } from 'server/types/video-search.model'
 
 const searchVideosRouter = express.Router()
 
@@ -14,6 +15,7 @@ searchVideosRouter.get('/search/videos',
   setDefaultPagination,
   videosSearchSortValidator,
   setDefaultSearchSort,
+  commonFiltersValidators,
   commonVideosFiltersValidator,
   videosSearchValidator,
   asyncMiddleware(searchVideos)
@@ -26,10 +28,12 @@ export { searchVideosRouter }
 // ---------------------------------------------------------------------------
 
 async function searchVideos (req: express.Request, res: express.Response) {
-  const resultList = await queryVideos(req.query)
+  const query = req.query as VideosSearchQuery
+
+  const resultList = await queryVideos(query)
 
   return res.json({
     total: resultList.total,
-    data: resultList.data.map(v => formatVideoForAPI(v, req.query.fromHost as string))
+    data: resultList.data.map(v => formatVideoForAPI(v, query.fromHost))
   })
 }
diff --git a/server/helpers/elastic-search.ts b/server/helpers/elastic-search.ts
index b36d10b..2137b59 100644
--- a/server/helpers/elastic-search.ts
+++ b/server/helpers/elastic-search.ts
@@ -93,7 +93,7 @@ async function indexDocuments <T extends IndexableDoc> (options: {
 
   if (resultBody.errors === true) {
     const msg = 'Cannot insert data in elastic search.'
-    logger.error(msg, { err: resultBody })
+    logger.error({ err: resultBody }, msg)
     throw new Error(msg)
   }
 
diff --git a/server/lib/elastic-search-channels.ts b/server/lib/elastic-search-channels.ts
index ea927cf..4b982b3 100644
--- a/server/lib/elastic-search-channels.ts
+++ b/server/lib/elastic-search-channels.ts
@@ -29,7 +29,7 @@ async function removeNotExistingChannels (host: string, existingChannels: Set<nu
 
   const idsToRemove = difference(idsFromDB, Array.from(existingChannels))
 
-  logger.info('Will remove %d channels from %s.', idsToRemove.length, host, { idsToRemove })
+  logger.info({ idsToRemove }, 'Will remove %d channels from %s.', idsToRemove.length, host)
 
   return elasticSearch.delete_by_query({
     index: CONFIG.ELASTIC_SEARCH.INDEXES.CHANNELS,
@@ -56,6 +56,7 @@ async function removeNotExistingChannels (host: string, existingChannels: Set<nu
 
 async function queryChannels (search: ChannelsSearchQuery) {
   const bool: any = {}
+  const mustNot: any[] = []
 
   if (search.search) {
     Object.assign(bool, {
@@ -71,6 +72,26 @@ async function queryChannels (search: ChannelsSearchQuery) {
     })
   }
 
+  if (search.blockedAccounts) {
+    mustNot.push({
+      terms: {
+        'ownerAccount.handle': search.blockedAccounts
+      }
+    })
+  }
+
+  if (search.blockedHosts) {
+    mustNot.push({
+      terms: {
+        host: search.blockedHosts
+      }
+    })
+  }
+
+  if (mustNot.length !== 0) {
+    Object.assign(bool, { must_not: mustNot })
+  }
+
   const body = {
     from: search.start,
     size: search.count,
@@ -78,7 +99,7 @@ async function queryChannels (search: ChannelsSearchQuery) {
     query: { bool }
   }
 
-  logger.debug('Will query Elastic Search for channels.', { body })
+  logger.debug({ body }, 'Will query Elastic Search for channels.')
 
   const res = await elasticSearch.search({
     index: CONFIG.ELASTIC_SEARCH.INDEXES.CHANNELS,
@@ -151,6 +172,8 @@ function formatChannelForDB (c: IndexableChannel): DBChannel {
     description: c.description,
     support: c.support,
 
+    handle: `${c.name}@${c.host}`,
+
     ownerAccount: {
       id: c.ownerAccount.id,
       url: c.ownerAccount.url,
@@ -164,6 +187,8 @@ function formatChannelForDB (c: IndexableChannel): DBChannel {
       createdAt: c.ownerAccount.createdAt,
       updatedAt: c.ownerAccount.updatedAt,
 
+      handle: `${c.ownerAccount.name}@${c.ownerAccount.host}`,
+
       avatar: formatAvatarForDB(c.ownerAccount)
     }
   }
@@ -228,6 +253,10 @@ function buildChannelOrAccountCommonMapping () {
       type: 'keyword'
     },
 
+    handle: {
+      type: 'keyword'
+    },
+
     displayName: {
       type: 'text'
     },
diff --git a/server/lib/elastic-search-videos.ts b/server/lib/elastic-search-videos.ts
index 978b9ba..26ee52a 100644
--- a/server/lib/elastic-search-videos.ts
+++ b/server/lib/elastic-search-videos.ts
@@ -27,7 +27,7 @@ function refreshVideosIndex () {
 function removeVideosFromHosts (hosts: string[]) {
   if (hosts.length === 0) return
 
-  logger.info('Will remove videos from hosts.', { hosts })
+  logger.info({ hosts }, 'Will remove videos from hosts.')
 
   return elasticSearch.delete_by_query({
     index: CONFIG.ELASTIC_SEARCH.INDEXES.VIDEOS,
@@ -50,7 +50,7 @@ async function removeNotExistingVideos (host: string, existingVideos: Set<number
 
   const idsToRemove = difference(idsFromDB, Array.from(existingVideos))
 
-  logger.info('Will remove %d videos from %s.', idsToRemove.length, host, { idsToRemove })
+  logger.info({ idsToRemove }, 'Will remove %d videos from %s.', idsToRemove.length, host)
 
   return elasticSearch.delete_by_query({
     index: CONFIG.ELASTIC_SEARCH.INDEXES.VIDEOS,
@@ -107,6 +107,7 @@ async function getVideoIdsOf (host: string) {
 async function queryVideos (search: VideosSearchQuery) {
   const bool: any = {}
   const filter: any[] = []
+  const mustNot: any[] = []
 
   if (search.search) {
     Object.assign(bool, {
@@ -122,6 +123,22 @@ async function queryVideos (search: VideosSearchQuery) {
     })
   }
 
+  if (search.blockedAccounts) {
+    mustNot.push({
+      terms: {
+        'account.handle': search.blockedAccounts
+      }
+    })
+  }
+
+  if (search.blockedHosts) {
+    mustNot.push({
+      terms: {
+        host: search.blockedHosts
+      }
+    })
+  }
+
   if (search.startDate) {
     filter.push({
       range: {
@@ -234,6 +251,10 @@ async function queryVideos (search: VideosSearchQuery) {
 
   Object.assign(bool, { filter })
 
+  if (mustNot.length !== 0) {
+    Object.assign(bool, { must_not: mustNot })
+  }
+
   const body = {
     from: search.start,
     size: search.count,
@@ -241,7 +262,7 @@ async function queryVideos (search: VideosSearchQuery) {
     query: { bool }
   }
 
-  logger.debug('Will query Elastic Search for videos.', { body })
+  logger.debug({ body }, 'Will query Elastic Search for videos.')
 
   const res = await elasticSearch.search({
     index: CONFIG.ELASTIC_SEARCH.INDEXES.VIDEOS,
@@ -314,6 +335,8 @@ function formatVideoForDB (v: IndexableVideo | IndexableVideoDetails): DBVideo |
       url: v.account.url,
       host: v.account.host,
 
+      handle: `${v.account.name}@${v.account.host}`,
+
       avatar: formatAvatarForDB(v.account)
     },
 
@@ -324,6 +347,8 @@ function formatVideoForDB (v: IndexableVideo | IndexableVideoDetails): DBVideo |
       url: v.channel.url,
       host: v.channel.host,
 
+      handle: `${v.channel.name}@${v.channel.host}`,
+
       avatar: formatAvatarForDB(v.channel)
     }
   }
@@ -415,6 +440,9 @@ function buildChannelOrAccountMapping () {
     host: {
       type: 'keyword'
     },
+    handle: {
+      type: 'keyword'
+    },
 
     avatar: {
       properties: buildAvatarMapping()
diff --git a/server/lib/schedulers/abstract-scheduler.ts b/server/lib/schedulers/abstract-scheduler.ts
index c7fb5f0..886e875 100644
--- a/server/lib/schedulers/abstract-scheduler.ts
+++ b/server/lib/schedulers/abstract-scheduler.ts
@@ -26,7 +26,7 @@ export abstract class AbstractScheduler {
     try {
       await this.internalExecute()
     } catch (err) {
-      logger.error('Cannot execute %s scheduler.', this.constructor.name, { err: inspect(err) })
+      logger.error({ err: inspect(err) }, 'Cannot execute %s scheduler.', this.constructor.name)
     } finally {
       this.isRunning = false
     }
diff --git a/server/lib/schedulers/videos-indexer.ts b/server/lib/schedulers/videos-indexer.ts
index 0422ece..d434d2d 100644
--- a/server/lib/schedulers/videos-indexer.ts
+++ b/server/lib/schedulers/videos-indexer.ts
@@ -29,7 +29,7 @@ export class VideosIndexer extends AbstractScheduler {
       this.indexSpecificVideo(task.host, task.uuid)
         .then(() => cb())
         .catch(err => {
-          logger.error('Error in index specific video %s of %s.', task.uuid, task.host, { err: inspect(err) })
+          logger.error({ err: inspect(err) }, 'Error in index specific video %s of %s.', task.uuid, task.host)
           cb()
         })
     }, INDEXER_QUEUE_CONCURRENCY)
@@ -38,7 +38,7 @@ export class VideosIndexer extends AbstractScheduler {
       this.indexSpecificChannel(task.host, task.name)
           .then(() => cb())
           .catch(err => {
-            logger.error('Error in index specific channel %s@%s.', task.name, task.host, { err: inspect(err) })
+            logger.error({ err: inspect(err) }, 'Error in index specific channel %s@%s.', task.name, task.host)
             cb()
           })
     }, INDEXER_QUEUE_CONCURRENCY)
@@ -72,7 +72,7 @@ export class VideosIndexer extends AbstractScheduler {
         await this.indexHost(host)
       } catch (err) {
         console.error(inspect(err, { depth: 10 }))
-        logger.warn('Cannot index videos from %s.', host, { err })
+        logger.warn({ err: inspect(err) }, 'Cannot index videos from %s.', host)
       }
     }, { concurrency: INDEXER_CONCURRENCY })
 
diff --git a/server/middlewares/validators/pagination.ts b/server/middlewares/validators/pagination.ts
index 80ae57c..4bd20ad 100644
--- a/server/middlewares/validators/pagination.ts
+++ b/server/middlewares/validators/pagination.ts
@@ -8,7 +8,7 @@ const paginationValidator = [
   query('count').optional().isInt({ min: 0 }).withMessage('Should have a number count'),
 
   (req: express.Request, res: express.Response, next: express.NextFunction) => {
-    logger.debug('Checking pagination parameters', { parameters: req.query })
+    logger.debug({ parameters: req.query }, 'Checking pagination parameters')
 
     if (areValidationErrors(req, res)) return
 
diff --git a/server/middlewares/validators/search.ts b/server/middlewares/validators/search.ts
index 190106a..6bc6195 100644
--- a/server/middlewares/validators/search.ts
+++ b/server/middlewares/validators/search.ts
@@ -5,6 +5,25 @@ import { isNSFWQueryValid, isNumberArray, isStringArray } from '../../helpers/cu
 import { logger } from '../../helpers/logger'
 import { areValidationErrors } from './utils'
 
+const commonFiltersValidators = [
+  query('blockedAccounts')
+    .optional()
+    .customSanitizer(toArray)
+    .custom(isStringArray).withMessage('Should have a valid blockedAccounts array'),
+  query('blockedHosts')
+    .optional()
+    .customSanitizer(toArray)
+    .custom(isStringArray).withMessage('Should have a valid hosts array'),
+
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug({ parameters: req.query }, 'Checking commons filters query')
+
+    if (areValidationErrors(req, res)) return
+
+    return next()
+  }
+]
+
 const commonVideosFiltersValidator = [
   query('categoryOneOf')
     .optional()
@@ -31,7 +50,7 @@ const commonVideosFiltersValidator = [
     .custom(isNSFWQueryValid).withMessage('Should have a valid NSFW attribute'),
 
   (req: express.Request, res: express.Response, next: express.NextFunction) => {
-    logger.debug('Checking commons video filters query', { parameters: req.query })
+    logger.debug({ parameters: req.query }, 'Checking commons video filters query')
 
     if (areValidationErrors(req, res)) return
 
@@ -52,7 +71,7 @@ const videosSearchValidator = [
   query('durationMax').optional().isInt().withMessage('Should have a valid max duration'),
 
   (req: express.Request, res: express.Response, next: express.NextFunction) => {
-    logger.debug('Checking videos search query', { parameters: req.query })
+    logger.debug({ parameters: req.query }, 'Checking videos search query')
 
     if (areValidationErrors(req, res)) return
 
@@ -64,7 +83,7 @@ const videoChannelsSearchValidator = [
   query('search').not().isEmpty().withMessage('Should have a valid search'),
 
   (req: express.Request, res: express.Response, next: express.NextFunction) => {
-    logger.debug('Checking video channels search query', { parameters: req.query })
+    logger.debug({ parameters: req.query }, 'Checking video channels search query')
 
     if (areValidationErrors(req, res)) return
 
@@ -76,6 +95,7 @@ const videoChannelsSearchValidator = [
 
 export {
   videoChannelsSearchValidator,
+  commonFiltersValidators,
   commonVideosFiltersValidator,
   videosSearchValidator
 }
diff --git a/server/middlewares/validators/sort.ts b/server/middlewares/validators/sort.ts
index c281a80..7ded0ba 100644
--- a/server/middlewares/validators/sort.ts
+++ b/server/middlewares/validators/sort.ts
@@ -5,7 +5,7 @@ const SORTABLE_VIDEOS_SEARCH_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.VI
 const SORTABLE_CHANNELS_SEARCH_COLUMNS = createSortableColumns(SORTABLE_COLUMNS.CHANNELS_SEARCH)
 
 const videosSearchSortValidator = checkSort(SORTABLE_VIDEOS_SEARCH_COLUMNS)
-const channelsSearchSortValidator = checkSort(SORTABLE_VIDEOS_SEARCH_COLUMNS)
+const channelsSearchSortValidator = checkSort(SORTABLE_CHANNELS_SEARCH_COLUMNS)
 
 // ---------------------------------------------------------------------------
 
diff --git a/server/middlewares/validators/utils.ts b/server/middlewares/validators/utils.ts
index 43e5652..618c417 100644
--- a/server/middlewares/validators/utils.ts
+++ b/server/middlewares/validators/utils.ts
@@ -6,7 +6,7 @@ function areValidationErrors (req: express.Request, res: express.Response) {
   const errors = validationResult(req)
 
   if (!errors.isEmpty()) {
-    logger.warn('Incorrect request parameters', { path: req.originalUrl, err: errors.mapped() })
+    logger.warn({ path: req.originalUrl, err: errors.mapped() }, 'Incorrect request parameters')
     res.status(400).json({ errors: errors.mapped() })
 
     return true
@@ -20,7 +20,7 @@ function checkSort (sortableColumns: string[]) {
     query('sort').optional().isIn(sortableColumns).withMessage('Should have correct sortable column'),
 
     (req: express.Request, res: express.Response, next: express.NextFunction) => {
-      logger.debug('Checking sort parameters', { parameters: req.query })
+      logger.debug({ parameters: req.query }, 'Checking sort parameters')
 
       if (areValidationErrors(req, res)) return
 
diff --git a/server/types/channel-search.model.ts b/server/types/channel-search.model.ts
index d29d078..7244043 100644
--- a/server/types/channel-search.model.ts
+++ b/server/types/channel-search.model.ts
@@ -1,5 +1,6 @@
 import {
   VideoChannelsSearchQuery as PeerTubeChannelsSearchQuery
 } from '../../PeerTube/shared/models/search/video-channels-search-query.model'
+import { CommonSearch } from './common-search.model'
 
-export type ChannelsSearchQuery = PeerTubeChannelsSearchQuery & { fromHost?: string }
+export type ChannelsSearchQuery = PeerTubeChannelsSearchQuery & CommonSearch
diff --git a/server/types/channel.model.ts b/server/types/channel.model.ts
index b2ac2f6..c89bd20 100644
--- a/server/types/channel.model.ts
+++ b/server/types/channel.model.ts
@@ -1,5 +1,6 @@
 import { IndexableDoc } from './elastic-search.model'
 import { VideoChannel, VideoChannelSummary } from '@shared/models'
+import { Account } from '@shared/models/actors/account.model'
 
 export interface IndexableChannelSummary extends VideoChannelSummary, IndexableDoc {
 }
@@ -9,6 +10,9 @@ export interface IndexableChannel extends VideoChannel, IndexableDoc {
 
 export interface DBChannel extends Omit<VideoChannel, 'isLocal'> {
   indexedAt: Date
+  handle: string
+
+  ownerAccount?: Account & { handle: string }
 }
 
 export interface DBChannelSummary extends VideoChannelSummary {
diff --git a/server/types/common-search.model.ts b/server/types/common-search.model.ts
new file mode 100644
index 0000000..f4b71ea
--- /dev/null
+++ b/server/types/common-search.model.ts
@@ -0,0 +1,5 @@
+export type CommonSearch = {
+  blockedAccounts?: string[]
+  blockedHosts?: string[]
+  fromHost?: string
+}
diff --git a/server/types/video-search.model.ts b/server/types/video-search.model.ts
index e8a4802..2bd0fd4 100644
--- a/server/types/video-search.model.ts
+++ b/server/types/video-search.model.ts
@@ -1,3 +1,4 @@
 import { VideosSearchQuery as PeerTubeVideosSearchQuery} from '../../PeerTube/shared/models/search/videos-search-query.model'
+import { CommonSearch } from './common-search.model'
 
-export type VideosSearchQuery = Omit<PeerTubeVideosSearchQuery, 'skipCount' | 'filter'>
+export type VideosSearchQuery = Omit<PeerTubeVideosSearchQuery, 'skipCount' | 'filter'> & CommonSearch
diff --git a/server/types/video.model.ts b/server/types/video.model.ts
index 8a501cf..5802a1f 100644
--- a/server/types/video.model.ts
+++ b/server/types/video.model.ts
@@ -1,3 +1,5 @@
+import { VideoChannel, VideoChannelSummary } from '@shared/models/videos/channel/video-channel.model'
+import { Account, AccountSummary } from '@shared/models/actors/account.model'
 import { Video, VideoDetails } from '@shared/models/videos/video.model'
 import { IndexableDoc } from './elastic-search.model'
 
@@ -10,9 +12,15 @@ export interface IndexableVideoDetails extends VideoDetails, IndexableDoc {
 export interface DBVideoDetails extends Omit<VideoDetails, 'isLocal'> {
   indexedAt: Date
   host: string
+
+  account: Account & { handle: string }
+  channel: VideoChannel & { handle: string }
 }
 
 export interface DBVideo extends Omit<Video, 'isLocal'> {
   indexedAt: Date
   host: string
+
+  account: AccountSummary & { handle: string }
+  channel: VideoChannelSummary & { handle: string }
 }
diff --git a/yarn.lock b/yarn.lock
index 61b8691..8b67271 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -110,6 +110,13 @@
     "@types/qs" "*"
     "@types/serve-static" "*"
 
+"@types/fluent-ffmpeg@^2.1.14":
+  version "2.1.14"
+  resolved "https://registry.yarnpkg.com/@types/fluent-ffmpeg/-/fluent-ffmpeg-2.1.14.tgz#b21d60267fe269c2ea81fa3238a36a8349f8f2f3"
+  integrity sha512-nJrAX9ODNI7mUB0b7Y0Stx1a6dOpV3zXsOnWoBuEd9/woQhepBNCMeCyOL6SLJD3jn5sLw5ciDGH0RwJenCoag==
+  dependencies:
+    "@types/node" "*"
+
 "@types/json-schema@^7.0.3":
   version "7.0.4"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.4.tgz#38fd73ddfd9b55abb1e1b2ed578cb55bd7b7d339"