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Use a vertex buffer for rendering the DXVA2 overlays

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This commit is contained in:
Cameron Gutman 2020-12-16 18:15:50 -06:00
parent b66f7f6c8b
commit 94b46a2173
2 changed files with 81 additions and 41 deletions
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120
app/streaming/video/ffmpeg-renderers/dxva2.cpp
View File

@ -42,7 +42,7 @@ DXVA2Renderer::DXVA2Renderer() :
RtlZeroMemory(m_DecSurfaces, sizeof(m_DecSurfaces));
RtlZeroMemory(&m_DXVAContext, sizeof(m_DXVAContext));
RtlZeroMemory(m_OverlaySurfaces, sizeof(m_OverlaySurfaces));
RtlZeroMemory(m_OverlayVertexBuffers, sizeof(m_OverlayVertexBuffers));
RtlZeroMemory(m_OverlayTextures, sizeof(m_OverlayTextures));
// Use MMCSS scheduling for lower scheduling latency while we're streaming
@ -60,10 +60,8 @@ DXVA2Renderer::~DXVA2Renderer()
SAFE_COM_RELEASE(m_ProcService);
SAFE_COM_RELEASE(m_Processor);
for (int i = 0; i < ARRAYSIZE(m_OverlaySurfaces); i++) {
if (m_OverlaySurfaces[i] != nullptr) {
SDL_FreeSurface(m_OverlaySurfaces[i]);
}
for (int i = 0; i < ARRAYSIZE(m_OverlayVertexBuffers); i++) {
SAFE_COM_RELEASE(m_OverlayVertexBuffers[i]);
}
for (int i = 0; i < ARRAYSIZE(m_OverlayTextures); i++) {
@ -781,14 +779,11 @@ void DXVA2Renderer::notifyOverlayUpdated(Overlay::OverlayType type)
return;
}
// We must free the old texture first because it references the memory stored in the old surface.
IDirect3DTexture9* oldTexture = (IDirect3DTexture9*)SDL_AtomicSetPtr((void**)&m_OverlayTextures[type], nullptr);
SAFE_COM_RELEASE(oldTexture);
SDL_Surface* oldSurface = (SDL_Surface*)SDL_AtomicSetPtr((void**)&m_OverlaySurfaces[type], nullptr);
if (oldSurface != nullptr) {
SDL_FreeSurface(oldSurface);
}
IDirect3DVertexBuffer9* oldVertexBuffer = (IDirect3DVertexBuffer9*)SDL_AtomicSetPtr((void**)&m_OverlayVertexBuffers[type], nullptr);
SAFE_COM_RELEASE(oldVertexBuffer);
// If the overlay is disabled, we're done
if (!Session::get()->getOverlayManager().isOverlayEnabled(type)) {
@ -807,6 +802,7 @@ void DXVA2Renderer::notifyOverlayUpdated(Overlay::OverlayType type)
&newTexture,
nullptr);
if (FAILED(hr)) {
SDL_FreeSurface(newSurface);
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"CreateTexture() failed: %x",
hr);
@ -816,8 +812,10 @@ void DXVA2Renderer::notifyOverlayUpdated(Overlay::OverlayType type)
D3DLOCKED_RECT lockedRect;
hr = newTexture->LockRect(0, &lockedRect, nullptr, D3DLOCK_DISCARD);
if (FAILED(hr)) {
SDL_FreeSurface(newSurface);
SAFE_COM_RELEASE(newTexture);
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"LockRect() failed: %x",
"IDirect3DTexture9::LockRect() failed: %x",
hr);
return;
}
@ -838,7 +836,65 @@ void DXVA2Renderer::notifyOverlayUpdated(Overlay::OverlayType type)
newTexture->UnlockRect(0);
SDL_AtomicSetPtr((void**)&m_OverlaySurfaces[type], newSurface);
SDL_FRect renderRect = {};
if (type == Overlay::OverlayStatusUpdate) {
// Bottom Left
renderRect.x = 0;
renderRect.y = m_DisplayHeight - newSurface->h;
}
else if (type == Overlay::OverlayDebug) {
// Top left
renderRect.x = 0;
renderRect.y = 0;
}
renderRect.w = newSurface->w;
renderRect.h = newSurface->h;
// The surface is no longer required
SDL_FreeSurface(newSurface);
newSurface = nullptr;
VERTEX verts[] =
{
{renderRect.x, renderRect.y, 0, 1, 0, 0},
{renderRect.x, renderRect.y+renderRect.h, 0, 1, 0, 1},
{renderRect.x+renderRect.w, renderRect.y+renderRect.h, 0, 1, 1, 1},
{renderRect.x+renderRect.w, renderRect.y, 0, 1, 1, 0}
};
IDirect3DVertexBuffer9* newVertexBuffer = nullptr;
hr = m_Device->CreateVertexBuffer(sizeof(verts),
D3DUSAGE_WRITEONLY,
D3DFVF_XYZRHW | D3DFVF_TEX1,
D3DPOOL_DEFAULT,
&newVertexBuffer,
nullptr);
if (FAILED(hr)) {
SAFE_COM_RELEASE(newTexture);
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"CreateVertexBuffer() failed: %x",
hr);
return;
}
PVOID targetVertexBuffer = nullptr;
hr = newVertexBuffer->Lock(0, 0, &targetVertexBuffer, 0);
if (FAILED(hr)) {
SAFE_COM_RELEASE(newTexture);
SAFE_COM_RELEASE(newVertexBuffer);
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"IDirect3DVertexBuffer9::Lock() failed: %x",
hr);
return;
}
RtlCopyMemory(targetVertexBuffer, verts, sizeof(verts));
newVertexBuffer->Unlock();
SDL_AtomicSetPtr((void**)&m_OverlayVertexBuffers[type], newVertexBuffer);
SDL_AtomicSetPtr((void**)&m_OverlayTextures[type], newTexture);
}
@ -851,9 +907,9 @@ void DXVA2Renderer::renderOverlay(Overlay::OverlayType type)
}
IDirect3DTexture9* overlayTexture = (IDirect3DTexture9*)SDL_AtomicGetPtr((void**)&m_OverlayTextures[type]);
SDL_Surface* overlaySurface = (SDL_Surface*)SDL_AtomicGetPtr((void**)&m_OverlaySurfaces[type]);
IDirect3DVertexBuffer9* overlayVertexBuffer = (IDirect3DVertexBuffer9*)SDL_AtomicGetPtr((void**)&m_OverlayVertexBuffers[type]);
if (overlayTexture != nullptr && overlaySurface != nullptr) {
if (overlayTexture != nullptr && overlayVertexBuffer != nullptr) {
hr = m_Device->SetTexture(0, overlayTexture);
if (FAILED(hr)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
@ -862,34 +918,18 @@ void DXVA2Renderer::renderOverlay(Overlay::OverlayType type)
return;
}
SDL_FRect renderRect = {};
if (type == Overlay::OverlayStatusUpdate) {
// Bottom Left
renderRect.x = 0;
renderRect.y = m_DisplayHeight - overlaySurface->h;
}
else if (type == Overlay::OverlayDebug) {
// Top left
renderRect.x = 0;
renderRect.y = 0;
}
renderRect.w = overlaySurface->w;
renderRect.h = overlaySurface->h;
VERTEX verts[] =
{
{renderRect.x, renderRect.y, 0, 1, 0, 0},
{renderRect.x, renderRect.y+renderRect.h, 0, 1, 0, 1},
{renderRect.x+renderRect.w, renderRect.y+renderRect.h, 0, 1, 1, 1},
{renderRect.x+renderRect.w, renderRect.y, 0, 1, 1, 0}
};
hr = m_Device->DrawPrimitiveUP(D3DPT_TRIANGLEFAN, 2, verts, sizeof(VERTEX));
hr = m_Device->SetStreamSource(0, overlayVertexBuffer, 0, sizeof(VERTEX));
if (FAILED(hr)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"DrawPrimitiveUP() failed: %x",
"SetStreamSource() failed: %x",
hr);
return;
}
hr = m_Device->DrawPrimitive(D3DPT_TRIANGLEFAN, 0, 2);
if (FAILED(hr)) {
SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
"DrawPrimitive() failed: %x",
hr);
return;
}

2
app/streaming/video/ffmpeg-renderers/dxva2.h
View File

@ -53,7 +53,7 @@ private:
int m_SurfacesUsed;
AVBufferPool* m_Pool;
SDL_Surface* m_OverlaySurfaces[Overlay::OverlayMax];
IDirect3DVertexBuffer9* m_OverlayVertexBuffers[Overlay::OverlayMax];
IDirect3DTexture9* m_OverlayTextures[Overlay::OverlayMax];
IDirect3DDevice9Ex* m_Device;