01/01: [MSVFW32] Sync with Wine 3.0. CORE-14225

[Amine Khaldi]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=76e5652fb4ac6b84b6ce7…
commit 76e5652fb4ac6b84b6ce79f5135f23d2d8a10055
Author:     Amine Khaldi <amine.khaldi(a)reactos.org>
AuthorDate: Sat Jan 20 12:31:50 2018 +0100
Commit:     Amine Khaldi <amine.khaldi(a)reactos.org>
CommitDate: Sat Jan 20 12:31:50 2018 +0100
    [MSVFW32] Sync with Wine 3.0. CORE-14225
---
 dll/win32/msvfw32/msvideo_main.c | 101 +++++++++------------------------------
 media/doc/README.WINE            |   2 +-
 2 files changed, 23 insertions(+), 80 deletions(-)
diff --git a/dll/win32/msvfw32/msvideo_main.c b/dll/win32/msvfw32/msvideo_main.c
index 931effee64..ebe56ee4a8 100644
--- a/dll/win32/msvfw32/msvideo_main.c
+++ b/dll/win32/msvfw32/msvideo_main.c
@@ -90,11 +90,6 @@ static const char *wine_dbgstr_icerr( int ret )
     return str;
 }
-static inline int get_stride(int width, int depth)
-{
-    return ((depth * width + 31) >> 3) & ~3;
-}
-
 static WINE_HIC*        MSVIDEO_FirstHic /* = NULL */;
 typedef struct _reg_driver reg_driver;
@@ -714,86 +709,25 @@ HIC VFWAPI ICGetDisplayFormat(
        HIC hic,LPBITMAPINFOHEADER lpbiIn,LPBITMAPINFOHEADER lpbiOut,
        INT depth,INT dx,INT dy)
 {
-    static const struct
-    {
-        int depth;
-        int compression;
-    }
-    try_depths[] =
-    {
-        { 8, BI_RGB},
-        {16, BI_RGB},
-        {16, BI_BITFIELDS},
-        {24, BI_RGB},
-        {32, BI_RGB},
-    };
+       HIC     tmphic = hic;
-    int screen_depth, i;
-    BOOL found = FALSE;
-    HIC tmphic;
-    HDC hdc;
+       TRACE("(%p,%p,%p,%d,%d,%d)!\n",hic,lpbiIn,lpbiOut,depth,dx,dy);
-    TRACE("(%p,%p,%p,%d,%d,%d)!\n", hic, lpbiIn, lpbiOut, depth, dx, dy);
-
-    tmphic = hic ? hic : ICLocate(ICTYPE_VIDEO, 0, lpbiIn, NULL, ICMODE_DECOMPRESS);
-    if (!tmphic) return tmphic;
-
-    hdc = GetDC(0);
-    screen_depth = GetDeviceCaps(hdc, BITSPIXEL) * GetDeviceCaps(hdc, PLANES);
-    ReleaseDC(0, hdc);
-
-    if (dx <= 0) dx = lpbiIn->biWidth;
-    if (dy <= 0) dy = lpbiIn->biHeight;
-    if (!depth) depth = screen_depth;
+       if (!tmphic) {
+               tmphic=ICLocate(ICTYPE_VIDEO,0,lpbiIn,NULL,ICMODE_DECOMPRESS);
+               if (!tmphic)
+                       return tmphic;
+       }
+       if ((dy == lpbiIn->biHeight) && (dx == lpbiIn->biWidth))
+               dy = dx = 0; /* no resize needed */
        /* Can we decompress it ? */
-       if (ICDecompressQuery(tmphic, lpbiIn, NULL) != ICERR_OK)
+       if (ICDecompressQuery(tmphic,lpbiIn,NULL) != 0)
                goto errout; /* no, sorry */
        ICSendMessage(tmphic, ICM_DECOMPRESS_GET_FORMAT, (DWORD_PTR)lpbiIn,
(DWORD_PTR)lpbiOut);
-    lpbiOut->biSize = sizeof(BITMAPINFOHEADER);
-    lpbiOut->biWidth = dx;
-    lpbiOut->biHeight = dy;
-    lpbiOut->biPlanes = 1;
-
-    for (i = 0; i < sizeof(try_depths) / sizeof(try_depths[0]); i++)
-    {
-        if (!found && try_depths[i].depth != depth)
-            continue;
-
-        found = TRUE;
-        lpbiOut->biBitCount = try_depths[i].depth;
-        lpbiOut->biCompression = try_depths[i].compression;
-        lpbiOut->biSizeImage = dx * get_stride(dy, lpbiOut->biBitCount);
-
-        if (ICDecompressQuery(tmphic, lpbiIn, lpbiOut) == ICERR_OK)
-        {
-            if (try_depths[i].depth == 8)
-                ICDecompressGetPalette(tmphic, lpbiIn, lpbiOut);
-            goto success;
-        }
-    }
-
-    if (!found)
-    {
-        lpbiOut->biBitCount = depth;
-        lpbiOut->biCompression = BI_RGB;
-        lpbiOut->biSizeImage = dx * get_stride(dy, lpbiOut->biBitCount);
-        if (ICDecompressQuery(tmphic, lpbiIn, lpbiOut) == ICERR_OK)
-            goto success;
-
-        lpbiOut->biBitCount = screen_depth;
-        lpbiOut->biCompression = BI_RGB;
-        lpbiOut->biSizeImage = dx * get_stride(dy, lpbiOut->biBitCount);
-        if (ICDecompressQuery(tmphic, lpbiIn, lpbiOut) == ICERR_OK)
-            goto success;
-    }
-
-    if (ICSendMessage(tmphic, ICM_DECOMPRESS_GET_FORMAT, (DWORD_PTR)lpbiIn,
(DWORD_PTR)lpbiOut))
-        goto errout;
-
-    if (lpbiOut->biCompression != 0) {
+       if (lpbiOut->biCompression != 0) {
            FIXME("Ooch, how come decompressor outputs compressed data
(%d)??\n",
                         lpbiOut->biCompression);
        }
@@ -802,11 +736,20 @@ HIC VFWAPI ICGetDisplayFormat(
                         lpbiOut->biSize);
           lpbiOut->biSize = sizeof(*lpbiOut);
        }
+       if (!depth) {
+               HDC     hdc;
+
+               hdc = GetDC(0);
+               depth = GetDeviceCaps(hdc,BITSPIXEL)*GetDeviceCaps(hdc,PLANES);
+               ReleaseDC(0,hdc);
+               if (depth==15)  depth = 16;
+               if (depth<8) depth =  8;
+       }
+       if (lpbiIn->biBitCount == 8)
+               depth = 8;
-success:
        TRACE("=> %p\n", tmphic);
        return tmphic;
-
 errout:
        if (hic!=tmphic)
                ICClose(tmphic);
diff --git a/media/doc/README.WINE b/media/doc/README.WINE
index 1ed35c46fd..dde9cd4aca 100644
--- a/media/doc/README.WINE
+++ b/media/doc/README.WINE
@@ -125,7 +125,7 @@ reactos/dll/win32/mssip32             # Synced to WineStaging-2.9
 reactos/dll/win32/mstask              # Synced to WineStaging-2.9
 reactos/dll/win32/msvcrt20            # Out of sync
 reactos/dll/win32/msvcrt40            # Out of sync
-reactos/dll/win32/msvfw32             # Synced to WineStaging-2.9
+reactos/dll/win32/msvfw32             # Synced to Wine-3.0
 reactos/dll/win32/msvidc32            # Synced to WineStaging-2.9
 reactos/dll/win32/msxml               # Synced to WineStaging-2.9
 reactos/dll/win32/msxml2              # Synced to WineStaging-2.9