Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Fix next/image when src is webp but browser doesnt support it #35190

Merged
merged 2 commits into from Mar 10, 2022
Merged

Fix next/image when src is webp but browser doesnt support it #35190

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
53f792c
Fix `next/image` when src is webp but browser doesnt support it
styfle Mar 10, 2022
d477e5b
Exclude old sharp since it doesnt support AVIF
styfle Mar 10, 2022
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
7 changes: 6 additions & 1 deletion packages/next/server/image-optimizer.ts
View file
Open in desktop
Expand Up @@ -419,7 +419,12 @@ export async function imageOptimizer(

if (mimeType) {
contentType = mimeType
} else if (upstreamType?.startsWith('image/') && getExtension(upstreamType)) {
} else if (
upstreamType?.startsWith('image/') &&
getExtension(upstreamType) &&
upstreamType !== WEBP &&
upstreamType !== AVIF
) {
contentType = upstreamType
} else {
contentType = JPEG
Expand Down
Binary file added test/integration/image-optimizer/app/public/test.avif
View file
Open in desktop
Binary file not shown.
Binary file added test/integration/image-optimizer/app/public/test.webp
View file
Open in desktop
Binary file not shown.
38 changes: 38 additions & 0 deletions test/integration/image-optimizer/test/util.js
View file
Open in desktop
Expand Up @@ -313,6 +313,44 @@ export function runTests(ctx) {
)
})

it('should downlevel webp format to jpeg for old Safari', async () => {
const accept =
'image/png,image/svg+xml,image/*;q=0.8,video/*;q=0.8,*/*;q=0.5'
const query = { w: ctx.w, q: 74, url: '/test.webp' }
const opts = { headers: { accept } }
const res = await fetchViaHTTP(ctx.appPort, '/_next/image', query, opts)
expect(res.status).toBe(200)
expect(res.headers.get('Content-Type')).toContain('image/jpeg')
expect(res.headers.get('Cache-Control')).toBe(
`public, max-age=0, must-revalidate`
)
expect(res.headers.get('Vary')).toBe('Accept')
expect(res.headers.get('etag')).toBeTruthy()
expect(res.headers.get('Content-Disposition')).toBe(
`inline; filename="test.jpeg"`
)
})

if (!ctx.isOutdatedSharp) {
it('should downlevel avif format to jpeg for old Safari', async () => {
const accept =
'image/png,image/svg+xml,image/*;q=0.8,video/*;q=0.8,*/*;q=0.5'
const query = { w: ctx.w, q: 74, url: '/test.avif' }
const opts = { headers: { accept } }
const res = await fetchViaHTTP(ctx.appPort, '/_next/image', query, opts)
expect(res.status).toBe(200)
expect(res.headers.get('Content-Type')).toContain('image/jpeg')
expect(res.headers.get('Cache-Control')).toBe(
`public, max-age=0, must-revalidate`
)
expect(res.headers.get('Vary')).toBe('Accept')
expect(res.headers.get('etag')).toBeTruthy()
expect(res.headers.get('Content-Disposition')).toBe(
`inline; filename="test.jpeg"`
)
})
}

it('should fail when url is missing', async () => {
const query = { w: ctx.w, q: 100 }
const res = await fetchViaHTTP(ctx.appPort, '/_next/image', query, {})
Expand Down