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MWCapture SDK

MWCapture SDK
Version: V3.4.62314|
System:

Mac

|
Language: English |
Update: 11/26/2025

Release 3.4.62314 (11/25/2025)

Update macOS SDK API and the examples. Pro Capture Family must use macOS drivers of V1.4.64 and above. Examples changes are as follows.

  1. AVCapture adds support for multi-channel capture and switching video capture resolutions, frame rates, and pixel formats.
  2. AVCapture2 adds support for multi-channel capture and switching video capture resolutions, frame rates, and pixel formats.
  3. CaptureByinput adds support for low-latency mode.
  4. Adds the InputSignalNotify example to demonstrate using private interfaces to monitor input signal changes.

Release 3.3.1.16905 (09/30/2020)

  1. Added the GPU-accelerated video encoding module.
  2. Added the MP4 recording module and MP4 recording library.
  3. Added the Mp4Repair example, which is used to repair MP4 files corrupted by unexpected termination of recording.
  4. Optimized the SDKv3 API documentation.
MWCapture SDK
Version: V3.3.1.1596|
System:

Windows

|
Language: English |
Update: 09/18/2026
  1. Fix an issue where RGB24 format rendering failed in the DirectX rendering library.
  2. Fix a compatibility issue where the MWRender DirectX rendering library failed to create the rendering environment on Windows 7.
  3. Fix an issue where encoder creation occasionally failed when the MWVenc encoding library was used with USB capture devices.
  4. Fix an issue where the MWCreateAudioCapture function failed when multiple different models of USB capture devices were connected to the same machine, due to differences in audio device interface numbering.
  5. MWVencEncode sample: the "Start Encode" menu item is now automatically disabled when YUY2 is selected as the capture format but the GPU does not support YUY2 encoding.
  6. The Nvidia sample now supports the new NvEncGetEncodePresetConfigEx API in the latest graphics driver encoding interface.
  7. Add new API function MWGetDeviceDShowPath.
  8. Upgrade the MWVenc encoding library.
MWCapture SDK Mac Sample Documentation
Version: V3.4.62314|
System:

Mac

|
Language: English |
Update: 12/08/2025

Designed for Mac platforms, this documentation provides practical sample codes and detailed instructions to help developers integrate the MWCapture SDK efficiently.

MWCapture SDK
Version: V3.3.1.1515|
System:

Linux

|
Language: English |
Update: 07/17/2025
  1. Fix a potential crash when running the AVCapture sample with sudo in certain environments.
  2. Fix a green screen issue when the AVCapture2 sample captures from a USB Capture in BGRA format.
  3. Fix a possible compilation error in the Java sample.
  4. Fix a rare crash issue when running the AVCaptureQuad sample.
  5. Fix USB Capture compatibility issues in the VideoEncode sample.
  6. Update the samples to link the LibMWCapture library statically instead of dynamically.

Software

Capture Express User Manual
Language: English |
Update: 09/03/2024
Capture Express
Language: English |
Update: 09/02/2024
  1. Recording files can be split by time, with a minimum recording duration of 1 minute or a maximum duration of up to 240 minutes for generating a single file.
  2. When the software starts, it will check if there is a newer version that can be updated.
  3. Add “Deinterlace” parameter to the encoding output format.
  4. Supports different configurations when multiple instances are started.
  5. Supports manually inputting the value of the crop.
  6. SRT Caller address supports domain name format, and adds Stream ID for streaming.
  7. Fix known issues.
Magewell Plugin for Premiere®
Language: English |
Update: 10/24/2019

Patch

Patch for Skype Users
Language: English |
Update: 05/22/2018

Fix the problem that the video becomes narrow and can't be sent out when a Pro Capture card is used along with Skype/Skype for Business.

Patch for VahanaVR Users
Language: English |
Update: 05/17/2017

This patch helps users to use USB Capture (Plus) with VahanaVR.

Please check readme in the file for details.