fix(nvenc): dynamic nv codec sdk selection

[ReenigneArcher]

Description

Dynamic SDK selection for nvenc.

Screenshot

Issues Fixed or Closed

• Fixesv2026.516.143833 broke hardware enc on older nvidia cards #5217

Roadmap Issues

Type of Change

• feat: New feature (non-breaking change which adds functionality)
• fix: Bug fix (non-breaking change which fixes an issue)
• docs: Documentation only changes
• style: Changes that do not affect the meaning of the code (white-space, formatting, missing semicolons, etc.)
• refactor: Code change that neither fixes a bug nor adds a feature
• perf: Code change that improves performance
• test: Adding missing tests or correcting existing tests
• build: Changes that affect the build system or external dependencies
• ci: Changes to CI configuration files and scripts
• chore: Other changes that don't modify src or test files
• revert: Reverts a previous commit
• BREAKING CHANGE: Introduces a breaking change (can be combined with any type above)

Checklist

• Code follows the style guidelines of this project
• Code has been self-reviewed
• Code has been commented, particularly in hard-to-understand areas
• Code docstring/documentation-blocks for new or existing methods/components have been added or updated
• Unit tests have been added or updated for any new or modified functionality

AI Usage

See our AI usage policy.

• None: No AI tools were used in creating this PR
• Light: AI provided minor assistance (formatting, simple suggestions)
• Moderate: AI helped with code generation or debugging specific parts
• Heavy: AI generated most or all of the code changes

[codecov]

Bundle Report

Bundle size has no change ✅

[codecov]

Codecov Report

❌ Patch coverage is 79.06977% with 18 lines in your changes missing coverage. Please review.
✅ Project coverage is 27.37%. Comparing base (7cb9207) to head (4c13ef9).
⚠️ Report is 1 commits behind head on master.
✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
src/platform/windows/display_vram.cpp	10.00%	6 Missing and 3 partials ⚠️
src/nvenc/nvenc_dynamic_factory.cpp	84.31%	1 Missing and 7 partials ⚠️
src/nvenc/nvenc_dynamic_factory.h	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@ Coverage Diff @@## master #5451 +/- ##
==========================================
+ Coverage 26.89% 27.37% +0.47% 
==========================================
Files 111 109 -2 Lines 25410 24703 -707 Branches 11235 10918 -317 ==========================================
- Hits 6835 6762 -73 - Misses 14634 15586 +952 + Partials 3941 2355 -1586 

Flag	Coverage Δ
Archlinux	0.00% <0.00%> (ø)
FreeBSD-aarch64	?
FreeBSD-amd64	13.74% <100.00%> (+0.48%)	⬆️
Homebrew-macos-14	21.35% <100.00%> (+1.01%)	⬆️
Homebrew-macos-15	22.02% <100.00%> (+1.04%)	⬆️
Homebrew-macos-26	22.15% <100.00%> (+1.05%)	⬆️
Homebrew-ubuntu-24.04	13.35% <100.00%> (+0.41%)	⬆️
Linux-AppImage	12.67% <100.00%> (+0.39%)	⬆️
Windows-AMD64	16.33% <66.23%> (+1.14%)	⬆️
Windows-ARM64	14.17% <64.38%> (+0.91%)	⬆️
macOS-arm64	18.70% <100.00%> (+0.95%)	⬆️
macOS-x86_64	19.41% <100.00%> (+0.98%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
src/nvenc/nvenc_d3d11_interface.h	100.00% <100.00%> (ø)
src/nvenc/nvenc_encoder.h	100.00% <100.00%> (ø)
src/nvenc/nvenc_shared_dll.h	100.00% <100.00%> (ø)
src/nvenc/nvenc_version.h	100.00% <100.00%> (ø)
src/platform/common.h	33.59% <100.00%> (ø)
src/video.cpp	53.86% <ø> (ø)
src/nvenc/nvenc_dynamic_factory.h	0.00% <0.00%> (ø)
src/nvenc/nvenc_dynamic_factory.cpp	84.31% <84.31%> (ø)
src/platform/windows/display_vram.cpp	10.20% <10.00%> (-0.11%)	⬇️

... and 49 files with indirect coverage changes

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud