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[client] wayland: implement HDR support

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This commit is contained in:
Geoffrey McRae
2026-07-15 19:48:31 +10:00
parent 92d0383fd7
commit e2f6de77e7
16 changed files with 623 additions and 30 deletions
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5
client/src/app.c
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@@ -618,6 +618,11 @@ bool app_getProp(LG_DSProperty prop, void * ret)
return g_state.ds->getProp(prop, ret);
}
bool app_getHDRDescFailed(void)
{
return atomic_load(&g_state.hdrDescFailed);
}
#ifdef ENABLE_EGL
EGLDisplay app_getEGLDisplay(void)
{

30
client/src/main.c
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@@ -641,6 +641,25 @@ int main_frameThread(void * unused)
lgrFormat.hdr = frame->flags & FRAME_FLAG_HDR;
lgrFormat.hdrPQ = frame->flags & FRAME_FLAG_HDR_PQ;
if (lgrFormat.hdr)
{
memcpy(lgrFormat.hdrDisplayPrimary, frame->hdrDisplayPrimary, sizeof(lgrFormat.hdrDisplayPrimary));
memcpy(lgrFormat.hdrWhitePoint , frame->hdrWhitePoint , sizeof(lgrFormat.hdrWhitePoint ));
lgrFormat.hdrMaxDisplayLuminance = frame->hdrMaxDisplayLuminance;
lgrFormat.hdrMinDisplayLuminance = frame->hdrMinDisplayLuminance;
lgrFormat.hdrMaxContentLightLevel = frame->hdrMaxContentLightLevel;
lgrFormat.hdrMaxFrameAverageLightLevel = frame->hdrMaxFrameAverageLightLevel;
}
else
{
memset(lgrFormat.hdrDisplayPrimary, 0, sizeof(lgrFormat.hdrDisplayPrimary));
memset(lgrFormat.hdrWhitePoint , 0, sizeof(lgrFormat.hdrWhitePoint ));
lgrFormat.hdrMaxDisplayLuminance = 0;
lgrFormat.hdrMinDisplayLuminance = 0;
lgrFormat.hdrMaxContentLightLevel = 0;
lgrFormat.hdrMaxFrameAverageLightLevel = 0;
}
if (frame->flags & FRAME_FLAG_TRUNCATED)
{
const float needed =
@@ -728,6 +747,17 @@ int main_frameThread(void * unused)
}
LG_UNLOCK(g_state.lgrLock);
if (g_state.ds->setHDRImageDescription)
{
if (!g_state.ds->setHDRImageDescription(&lgrFormat))
{
DEBUG_WARN("Display server failed to apply HDR image description");
atomic_store(&g_state.hdrDescFailed, true);
}
else
atomic_store(&g_state.hdrDescFailed, false);
}
g_state.srcSize.x = lgrFormat.screenWidth;
g_state.srcSize.y = lgrFormat.screenHeight;
g_state.haveSrcSize = true;

5
client/src/main.h
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@@ -154,6 +154,11 @@ struct AppState
enum MicDefaultState micDefaultState;
int spiceHotX, spiceHotY;
// Set to true when setHDRImageDescription() returns false, indicating
// the display server could not apply the HDR image description.
// Checked by the renderer to fall back to software tone-mapping.
_Atomic(bool) hdrDescFailed;
};
struct AppParams