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Added SDL_GetTextureDXGIResource() to get the DXGI resource associated with a render texture.

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Also switched the D3D11 and D3D12 renderers to use real NV12 textures for NV12 data.

The combination of these two changes allows us to implement 0-copy video decode and playback for D3D11 in testffmpeg without any access to the renderer internals.
This commit is contained in:
Sam Lantinga 2023-10-10 00:04:45 -07:00
parent a842446f62
commit 2bd478ae65
10 changed files with 336 additions and 265 deletions
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1
src/dynapi/SDL_dynapi_overrides.h
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@ -932,3 +932,4 @@
#define SDL_SetAudioStreamFrequencyRatio SDL_SetAudioStreamFrequencyRatio_REAL
#define SDL_SetAudioPostmixCallback SDL_SetAudioPostmixCallback_REAL
#define SDL_GetAudioStreamQueued SDL_GetAudioStreamQueued_REAL
#define SDL_GetTextureDXGIResource SDL_GetTextureDXGIResource_REAL