trying emoji stuff

This commit is contained in:
tsmethurst
2021-04-13 16:00:13 +02:00
parent 9826f3f6d9
commit 046c5e91fb
7 changed files with 85 additions and 12 deletions

View File

@ -86,6 +86,11 @@ func supportedVideoType(mimeType string) bool {
return false
}
// supportedEmojiType checks that the content type is image/png -- the only type supported for emoji.
func supportedEmojiType(mimeType string) bool {
return mimeType == "image/png"
}
// purgeExif is a little wrapper for the action of removing exif data from an image.
// Only pass pngs or jpegs to this function.
func purgeExif(b []byte) ([]byte, error) {
@ -191,7 +196,7 @@ func deriveImage(b []byte, extension string) (*imageAndMeta, error) {
//
// Note that the aspect ratio of the image will be retained,
// so it will not necessarily be a square.
func deriveThumbnail(b []byte, extension string) (*imageAndMeta, error) {
func deriveThumbnail(b []byte, extension string, x uint, y uint) (*imageAndMeta, error) {
var i image.Image
var err error
@ -215,7 +220,7 @@ func deriveThumbnail(b []byte, extension string) (*imageAndMeta, error) {
return nil, fmt.Errorf("extension %s not recognised", extension)
}
thumb := resize.Thumbnail(256, 256, i, resize.NearestNeighbor)
thumb := resize.Thumbnail(x, y, i, resize.NearestNeighbor)
width := thumb.Bounds().Size().X
height := thumb.Bounds().Size().Y
size := width * height