GoToSocial/vendor/codeberg.org/gruf/go-iotools/read.go

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[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
package iotools
import (
"io"
)
// ReaderFunc is a function signature which allows
// a function to implement the io.Reader type.
type ReaderFunc func([]byte) (int, error)
func (r ReaderFunc) Read(b []byte) (int, error) {
return r(b)
}
// ReadCloser wraps an io.Reader and io.Closer in order to implement io.ReadCloser.
func ReadCloser(r io.Reader, c io.Closer) io.ReadCloser {
return &struct {
io.Reader
io.Closer
}{r, c}
}
// NopReadCloser wraps an io.Reader to implement io.ReadCloser with empty io.Closer implementation.
func NopReadCloser(r io.Reader) io.ReadCloser {
return ReadCloser(r, CloserFunc(func() error {
return nil
}))
}