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fix ImageContentItem to take base64 string as image.data (#909)

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# What does this PR do?

- Discussion in
https://github.com/meta-llama/llama-stack/pull/906#discussion_r1936260819

- image.data should accept base64 string as input instead of binary
bytes, change prompt_adapter to account for that.

## Test Plan

```
pytest -v tests/client-sdk/inference/test_inference.py
```

with test in https://github.com/meta-llama/llama-stack/pull/906

## Sources

Please link relevant resources if necessary.


## Before submitting

- [ ] This PR fixes a typo or improves the docs (you can dismiss the
other checks if that's the case).
- [ ] Ran pre-commit to handle lint / formatting issues.
- [ ] Read the [contributor
guideline](https://github.com/meta-llama/llama-stack/blob/main/CONTRIBUTING.md),
      Pull Request section?
- [ ] Updated relevant documentation.
- [ ] Wrote necessary unit or integration tests.
This commit is contained in:
Xi Yan 2025-01-30 15:58:23 -08:00 • committed by GitHub
parent 7fe2592795
commit 94051cfe9e
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5 changed files with 85 additions and 31 deletions
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24
docs/resources/llama-stack-spec.html
View file

@ -2439,27 +2439,32 @@
"type": {
"type": "string",
"const": "image",
"default": "image"
"default": "image",
"description": "Discriminator type of the content item. Always \"image\""
},
"image": {
"type": "object",
"properties": {
"url": {
"$ref": "#/components/schemas/URL"
"$ref": "#/components/schemas/URL",
"description": "A URL of the image or data URL in the format of data:image/{type};base64,{data}. Note that URL could have length limits."
},
"data": {
"type": "string",
"contentEncoding": "base64"
"contentEncoding": "base64",
"description": "base64 encoded image data as string"
}
},
"additionalProperties": false
"additionalProperties": false,
"description": "Image as a base64 encoded string or an URL"
}
},
"additionalProperties": false,
"required": [
"type",
"image"
]
],
"title": "A image content item"
},
"InterleavedContent": {
"oneOf": [
@ -2647,17 +2652,20 @@
"type": {
"type": "string",
"const": "text",
"default": "text"
"default": "text",
"description": "Discriminator type of the content item. Always \"text\""
},
"text": {
"type": "string"
"type": "string",
"description": "Text content"
}
},
"additionalProperties": false,
"required": [
"type",
"text"
]
],
"title": "A text content item"
},
"ToolCall": {
"type": "object",

13
docs/resources/llama-stack-spec.yaml
View file

@ -1466,19 +1466,28 @@ components:
type: string
const: image
default: image
description: >-
Discriminator type of the content item. Always "image"
image:
type: object
properties:
url:
$ref: '#/components/schemas/URL'
description: >-
A URL of the image or data URL in the format of data:image/{type};base64,{data}.
Note that URL could have length limits.
data:
type: string
contentEncoding: base64
description: base64 encoded image data as string
additionalProperties: false
description: >-
Image as a base64 encoded string or an URL
additionalProperties: false
required:
- type
- image
title: A image content item
InterleavedContent:
oneOf:
- type: string
@ -1598,12 +1607,16 @@ components:
type: string
const: text
default: text
description: >-
Discriminator type of the content item. Always "text"
text:
type: string
description: Text content
additionalProperties: false
required:
- type
- text
title: A text content item
ToolCall:
type: object
properties: