gotosocial/internal/media/types.go
kim 5318054808
[performance] media processing improvements (#1288)
* media processor consolidation and reformatting, reduce amount of required syscalls

Signed-off-by: kim <grufwub@gmail.com>

* update go-store library, stream jpeg/png encoding + use buffer pools, improved media processing AlreadyExists error handling

Signed-off-by: kim <grufwub@gmail.com>

* fix duration not being set, fix mp4 test expecting error

Signed-off-by: kim <grufwub@gmail.com>

* fix test expecting media files with different extension

Signed-off-by: kim <grufwub@gmail.com>

* remove unused code

Signed-off-by: kim <grufwub@gmail.com>

* fix expected storage paths in tests, update expected test thumbnails

Signed-off-by: kim <grufwub@gmail.com>

* remove dead code

Signed-off-by: kim <grufwub@gmail.com>

* fix cached presigned s3 url fetching

Signed-off-by: kim <grufwub@gmail.com>

* fix tests

Signed-off-by: kim <grufwub@gmail.com>

* fix test models

Signed-off-by: kim <grufwub@gmail.com>

* update media processing to use sync.Once{} for concurrency protection

Signed-off-by: kim <grufwub@gmail.com>

* shutup linter

Signed-off-by: kim <grufwub@gmail.com>

* fix passing in KVStore GetStream() as stream to PutStream()

Signed-off-by: kim <grufwub@gmail.com>

* fix unlocks of storage keys

Signed-off-by: kim <grufwub@gmail.com>

* whoops, return the error...

Signed-off-by: kim <grufwub@gmail.com>

* pour one out for tobi's code <3

Signed-off-by: kim <grufwub@gmail.com>

* add back the byte slurping code

Signed-off-by: kim <grufwub@gmail.com>

* check for both ErrUnexpectedEOF and EOF

Signed-off-by: kim <grufwub@gmail.com>

* add back links to file format header information

Signed-off-by: kim <grufwub@gmail.com>

Signed-off-by: kim <grufwub@gmail.com>
2023-01-11 12:13:13 +01:00

120 lines
4.2 KiB
Go

/*
GoToSocial
Copyright (C) 2021-2023 GoToSocial Authors admin@gotosocial.org
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package media
import (
"context"
"io"
"time"
)
// mime consts
const (
mimeImage = "image"
mimeVideo = "video"
mimeJpeg = "jpeg"
mimeImageJpeg = mimeImage + "/" + mimeJpeg
mimeGif = "gif"
mimeImageGif = mimeImage + "/" + mimeGif
mimePng = "png"
mimeImagePng = mimeImage + "/" + mimePng
mimeWebp = "webp"
mimeImageWebp = mimeImage + "/" + mimeWebp
mimeMp4 = "mp4"
mimeVideoMp4 = mimeVideo + "/" + mimeMp4
)
// EmojiMaxBytes is the maximum permitted bytes of an emoji upload (50kb)
// const EmojiMaxBytes = 51200
type Size string
const (
SizeSmall Size = "small" // SizeSmall is the key for small/thumbnail versions of media
SizeOriginal Size = "original" // SizeOriginal is the key for original/fullsize versions of media and emoji
SizeStatic Size = "static" // SizeStatic is the key for static (non-animated) versions of emoji
)
type Type string
const (
TypeAttachment Type = "attachment" // TypeAttachment is the key for media attachments
TypeHeader Type = "header" // TypeHeader is the key for profile header requests
TypeAvatar Type = "avatar" // TypeAvatar is the key for profile avatar requests
TypeEmoji Type = "emoji" // TypeEmoji is the key for emoji type requests
)
// AdditionalMediaInfo represents additional information that should be added to an attachment
// when processing a piece of media.
type AdditionalMediaInfo struct {
// Time that this media was created; defaults to time.Now().
CreatedAt *time.Time
// ID of the status to which this media is attached; defaults to "".
StatusID *string
// URL of the media on a remote instance; defaults to "".
RemoteURL *string
// Image description of this media; defaults to "".
Description *string
// Blurhash of this media; defaults to "".
Blurhash *string
// ID of the scheduled status to which this media is attached; defaults to "".
ScheduledStatusID *string
// Mark this media as in-use as an avatar; defaults to false.
Avatar *bool
// Mark this media as in-use as a header; defaults to false.
Header *bool
// X focus coordinate for this media; defaults to 0.
FocusX *float32
// Y focus coordinate for this media; defaults to 0.
FocusY *float32
}
// AdditionalEmojiInfo represents additional information
// that should be taken into account when processing an emoji.
type AdditionalEmojiInfo struct {
// Time that this emoji was created; defaults to time.Now().
CreatedAt *time.Time
// Domain the emoji originated from. Blank for this instance's domain. Defaults to "".
Domain *string
// URL of this emoji on a remote instance; defaults to "".
ImageRemoteURL *string
// URL of the static version of this emoji on a remote instance; defaults to "".
ImageStaticRemoteURL *string
// Whether this emoji should be disabled (not shown) on this instance; defaults to false.
Disabled *bool
// Whether this emoji should be visible in the instance's emoji picker; defaults to true.
VisibleInPicker *bool
// ID of the category this emoji should be placed in; defaults to "".
CategoryID *string
}
// DataFunc represents a function used to retrieve the raw bytes of a piece of media.
type DataFunc func(ctx context.Context) (reader io.ReadCloser, fileSize int64, err error)
// PostDataCallbackFunc represents a function executed after the DataFunc has been executed,
// and the returned reader has been read. It can be used to clean up any remaining resources.
//
// This can be set to nil, and will then not be executed.
type PostDataCallbackFunc func(ctx context.Context) error