Convert PDF Files to PNG, JPEG/JPG, BMP, and TIFF Images using Rest API.

Convert_PDF_to_BMP_Ruby.rb

# How to convert pdf to bmp using advance options REST API
# Getting instance of the Convert API
@apiInstance = GroupDocsConversionCloud::ConvertApi.from_keys(@app_sid, @app_key)

# Initialize bmp format convert settings
@settings = GroupDocsConversionCloud::ConvertSettings.new
@settings.storage_name = @storage_name
@settings.file_path = "pdf-to-images/test-file.pdf"
@settings.format = "bmp"

# Set PDF Load Options
@loadOptions = GroupDocsConversionCloud::PdfLoadOptions.new()
@loadOptions.password = "password"
@settings.load_options = @loadOptions

# Set Bmp Convert Options
@convertOptions = GroupDocsConversionCloud::BmpConvertOptions.new
@convertOptions.from_page = 1
@convertOptions.pages_count = 2
@convertOptions.use_pdf = false
@convertOptions.rotate_angle = 90

@settings.convert_options = @convertOptions
@settings.output_path = "pdf-to-images"

@request = GroupDocsConversionCloud::ConvertDocumentRequest.new(@settings)

# Convert to bmp file format
@response = @apiInstance.convert_document(@request)
puts("Successfully converted PDF to bmp format. " + (@response).to_s)

Convert_PDF_To_Image_Format_Ruby.md

You can convert PDF Files to image formats programmatically on the cloud. In this article, you will learn how to convert PDF Files to image formats using REST API in Ruby.

The following topics are covered in this article:

PDF Document to Images Converter API – Installation How to Convert PDF Document to PNG Image in Ruby How to Convert PDF File to JPEG Image Format in Ruby Convert PDF to BMP using REST API in Ruby Convert PDF Documents to TIFF Format in Ruby Online PDF to Image Converter for Free

Convert_PDF_to_JPEG_Ruby.rb

# How to convert pdf document to jpeg image using REST API
# Getting instance of the Convert API
@apiInstance = GroupDocsConversionCloud::ConvertApi.from_keys(@app_sid, @app_key)

# Initialize and set convert settings
@settings = GroupDocsConversionCloud::ConvertSettings.new()
@settings.storage_name = @storage_name
@settings.file_path = "pdf-to-images/test-file.pdf"
@settings.format = "jpeg"

# Set PDF LoadOptions
@loadOptions = GroupDocsConversionCloud::PdfLoadOptions.new()
@loadOptions.password = "password"
@settings.load_options = @loadOptions

@convertOptions = GroupDocsConversionCloud::JpegConvertOptions.new()
@convertOptions.grayscale = true
@convertOptions.from_page = 1
@convertOptions.pages_count = 1
@convertOptions.quality = 100
@convertOptions.rotate_angle = 90
@convertOptions.use_pdf = false

@settings.convert_options = @convertOptions
@settings.output_path = "pdf-to-images"

@request = GroupDocsConversionCloud::ConvertDocumentRequest.new(@settings)

# Convert to bmp file format
@result = @apiInstance.convert_document(@request)
puts("Successfully converted PDF to jpeg image. " + (@result).to_s)

Convert_PDF_to_PNG_Ruby.rb

# How to convert pdf to png using REST API
# Get instance of the Convert API
@apiInstance = GroupDocsConversionCloud::ConvertApi.from_keys(@app_sid, @app_key)

# Create an instance of convert settings
@settings = GroupDocsConversionCloud::ConvertSettings.new()
@settings.storage_name = @storage_name
@settings.file_path = "pdf-to-images/test-file.pdf"
@settings.format = "png"

# Set and create PDF LoadOptions
@loadOptions = GroupDocsConversionCloud::PdfLoadOptions.new()
@loadOptions.password = "password"
@settings.load_options = @loadOptions

@convertOptions = GroupDocsConversionCloud::PngConvertOptions.new()
@convertOptions.grayscale = true
@convertOptions.from_page = 1
@convertOptions.pages_count = 1
@convertOptions.quality = 100
@convertOptions.rotate_angle = 90
@convertOptions.use_pdf = false

@settings.convert_options = @convertOptions
@settings.output_path = "pdf-to-images"

@request = GroupDocsConversionCloud::ConvertDocumentRequest.new(@settings)

@response = @apiInstance.convert_document(@request)
puts("PDF file successfully converted to png file format. " + (@response).to_s)

Convert_PDF_to_TIFF_Ruby.rb

# How to convert pdf to tiff using REST API
# Getting instance of the Convert API
@apiInstance = GroupDocsConversionCloud::ConvertApi.from_keys(@app_sid, @app_key)

# Initialize convert settings
@settings = GroupDocsConversionCloud::ConvertSettings.new()
@settings.storage_name = @storage_name
@settings.file_path = "pdf-to-images/test-file.pdf"
@settings.format = "tiff"

# Set PDF LoadOptions
@loadOptions = GroupDocsConversionCloud::PdfLoadOptions.new()
@loadOptions.password = "password"
@settings.load_options = @loadOptions

@convertOptions = GroupDocsConversionCloud::TiffConvertOptions.new()
@convertOptions.from_page = 1
@convertOptions.pages_count = 1
@convertOptions.rotate_angle = 90
@convertOptions.grayscale = true
# If true, the input firstly is converted to PDF and after that to desired format
@convertOptions.use_pdf = false

@settings.convert_options = @convertOptions
@settings.output_path = "pdf-to-images"

@request = GroupDocsConversionCloud::ConvertDocumentRequest.new(@settings)
# Convert to tiff file format
@result = @apiInstance.convert_document(@request)
puts("Successfully converted PDF to tiff format. " + (@result).to_s)

Utils_for_Image_Converter.rb

# Load the gem in your ruby application for http://api.groupdocs.cloud
require 'groupdocs_conversion_cloud'

# Get your client_id and client_secret from https://dashboard.groupdocs.cloud after free registration.
@app_sid = "xxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
@app_key = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"
@storage_name = "Default-Storage"