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Commit 6a1a446e authored by Laurent Aimar's avatar Laurent Aimar
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No functionnal changes (direct3d). 

Reworked a bit texture rendering to prepare for subtitles rendering.
parent cb021901
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Showing with 86 additions and 85 deletions
modules/video_output/msw/direct3d.c
View file @ 6a1a446e
......@@ -105,9 +105,24 @@ static void Direct3DDestroy(vout_display_t *);
static int Direct3DOpen (vout_display_t *, video_format_t *);
static void Direct3DClose(vout_display_t *);
static int Direct3DImportPicture(vout_display_t *vd, LPDIRECT3DSURFACE9 surface);
/* */
typedef struct
{
FLOAT x,y,z; // vertex untransformed position
FLOAT rhw; // eye distance
D3DCOLOR diffuse; // diffuse color
FLOAT tu, tv; // texture relative coordinates
} CUSTOMVERTEX;
#define D3DFVF_CUSTOMVERTEX (D3DFVF_XYZRHW|D3DFVF_DIFFUSE|D3DFVF_TEX1)
typedef struct {
CUSTOMVERTEX vertex[4];
LPDIRECT3DTEXTURE9 texture;
} d3d_region_t;
static int Direct3DImportPicture(vout_display_t *vd, d3d_region_t *, LPDIRECT3DSURFACE9 surface);
static void Direct3DRenderScene(vout_display_t *vd);
static void Direct3DRenderScene(vout_display_t *vd, d3d_region_t *);
/* */
static int DesktopCallback(vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void *);
......@@ -270,8 +285,9 @@ static void Prepare(vout_display_t *vd, picture_t *picture, subpicture_t *subpic
return;
}
if (!Direct3DImportPicture(vd, surface)) {
Direct3DRenderScene(vd);
d3d_region_t region;
if (!Direct3DImportPicture(vd, &region, surface)) {
Direct3DRenderScene(vd, &region);
}
}
......@@ -917,17 +933,6 @@ static void Direct3DDestroyPool(vout_display_t *vd)
sys->pool = NULL;
}
/* */
typedef struct
{
FLOAT x,y,z; // vertex untransformed position
FLOAT rhw; // eye distance
D3DCOLOR diffuse; // diffuse color
FLOAT tu, tv; // texture relative coordinates
} CUSTOMVERTEX;
#define D3DFVF_CUSTOMVERTEX (D3DFVF_XYZRHW|D3DFVF_DIFFUSE|D3DFVF_TEX1)
/**
* It allocates and initializes the resources needed to render the scene.
*/
......@@ -1058,21 +1063,11 @@ static void Direct3DDestroyScene(vout_display_t *vd)
msg_Dbg(vd, "Direct3D scene released successfully");
}
static int Direct3DSetupVertices(vout_display_t *vd,
LPDIRECT3DVERTEXBUFFER9 d3dvtc,
const RECT src_full,
const RECT src_crop,
const RECT dst)
static void Direct3DSetupVertices(CUSTOMVERTEX *vertices,
const RECT src_full,
const RECT src_crop,
const RECT dst)
{
HRESULT hr;
CUSTOMVERTEX *vertices;
hr = IDirect3DVertexBuffer9_Lock(d3dvtc, 0, 0, (void **)&vertices, D3DLOCK_DISCARD);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return -1;
}
const float src_full_width = src_full.right - src_full.left;
const float src_full_height = src_full.bottom - src_full.top;
vertices[0].x = dst.left;
......@@ -1105,23 +1100,75 @@ static int Direct3DSetupVertices(vout_display_t *vd,
vertices[i].rhw = 1.0f;
vertices[i].diffuse = D3DCOLOR_ARGB(255, 255, 255, 255);
}
}
/**
* It copies picture surface into a texture and setup the associated d3d_region_t.
*/
static int Direct3DImportPicture(vout_display_t *vd,
d3d_region_t *region,
LPDIRECT3DSURFACE9 source)
{
vout_display_sys_t *sys = vd->sys;
HRESULT hr;
if (!source) {
msg_Dbg(vd, "no surface to render ?");
return VLC_EGENERIC;
}
hr= IDirect3DVertexBuffer9_Unlock(d3dvtc);
/* retrieve texture top-level surface */
LPDIRECT3DSURFACE9 destination;
hr = IDirect3DTexture9_GetSurfaceLevel(sys->d3dtex, 0, &destination);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return -1;
return VLC_EGENERIC;
}
return 0;
/* Copy picture surface into texture surface
* color space conversion happen here */
hr = IDirect3DDevice9_StretchRect(sys->d3ddev, source, NULL, destination, NULL, D3DTEXF_NONE);
IDirect3DSurface9_Release(destination);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return VLC_EGENERIC;
}
/* */
region->texture = sys->d3dtex;
Direct3DSetupVertices(region->vertex,
vd->sys->rect_src,
vd->sys->rect_src_clipped,
vd->sys->rect_dest_clipped);
return VLC_SUCCESS;
}
static int Direct3DRenderTexture(vout_display_t *vd,
LPDIRECT3DVERTEXBUFFER9 d3dvtc,
LPDIRECT3DTEXTURE9 d3dtex)
static int Direct3DRenderRegion(vout_display_t *vd,
d3d_region_t *region)
{
HRESULT hr;
vout_display_sys_t *sys = vd->sys;
LPDIRECT3DDEVICE9 d3ddev = vd->sys->d3ddev;
LPDIRECT3DVERTEXBUFFER9 d3dvtc = sys->d3dvtc;
LPDIRECT3DTEXTURE9 d3dtex = region->texture;
HRESULT hr;
/* Import vertices */
void *vertex;
hr = IDirect3DVertexBuffer9_Lock(d3dvtc, 0, 0, &vertex, D3DLOCK_DISCARD);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return -1;
}
memcpy(vertex, region->vertex, sizeof(region->vertex));
hr = IDirect3DVertexBuffer9_Unlock(d3dvtc);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return -1;
}
// Setup our texture. Using textures introduces the texture stage states,
// which govern how textures get blended together (in the case of multiple
// textures) and lighting information. In this case, we are modulating
......@@ -1155,45 +1202,14 @@ static int Direct3DRenderTexture(vout_display_t *vd,
return 0;
}
/**
* It copies picture surface into a texture.
*/
static int Direct3DImportPicture(vout_display_t *vd, LPDIRECT3DSURFACE9 source)
{
vout_display_sys_t *sys = vd->sys;
HRESULT hr;
if (!source) {
msg_Dbg(vd, "no surface to render ?");
return VLC_EGENERIC;
}
/* retrieve texture top-level surface */
LPDIRECT3DSURFACE9 destination;
hr = IDirect3DTexture9_GetSurfaceLevel(sys->d3dtex, 0, &destination);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return VLC_EGENERIC;
}
/* Copy picture surface into texture surface
* color space conversion happen here */
hr = IDirect3DDevice9_StretchRect(sys->d3ddev, source, NULL, destination, NULL, D3DTEXF_NONE);
IDirect3DSurface9_Release(destination);
if (FAILED(hr)) {
msg_Dbg(vd, "%s:%d (hr=0x%0lX)", __FUNCTION__, __LINE__, hr);
return VLC_EGENERIC;
}
return VLC_SUCCESS;
}
/**
* It renders the scene.
*
* This function is intented for higher end 3D cards, with pixel shader support
* and at least 64 MiB of video RAM.
*/
static void Direct3DRenderScene(vout_display_t *vd)
static void Direct3DRenderScene(vout_display_t *vd,
d3d_region_t *region)
{
vout_display_sys_t *sys = vd->sys;
LPDIRECT3DDEVICE9 d3ddev = sys->d3ddev;
......@@ -1214,22 +1230,7 @@ static void Direct3DRenderScene(vout_display_t *vd)
return;
}
/* Update the vertex buffer (scaling is setup here) */
LPDIRECT3DVERTEXBUFFER9 d3dvtc = sys->d3dvtc;
if (Direct3DSetupVertices(vd, d3dvtc,
vd->sys->rect_src,
vd->sys->rect_src_clipped,
vd->sys->rect_dest_clipped)) {
IDirect3DDevice9_EndScene(d3ddev);
return;
}
/* Render the texture */
LPDIRECT3DTEXTURE9 d3dtex = sys->d3dtex;
if (Direct3DRenderTexture(vd, d3dvtc, d3dtex)) {
IDirect3DDevice9_EndScene(d3ddev);
return;
}
Direct3DRenderRegion(vd, region);
// End the scene
hr = IDirect3DDevice9_EndScene(d3ddev);
......
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