diff --git a/reactos/dll/win32/msadp32.acm/msadp32.c b/reactos/dll/win32/msadp32.acm/msadp32.c
index dcf36523a87..435b34f5fe6 100644
--- a/reactos/dll/win32/msadp32.acm/msadp32.c
+++ b/reactos/dll/win32/msadp32.acm/msadp32.c
@@ -225,6 +225,11 @@ static inline void process_nibble(unsigned nibble, int* idelta,
     if (*idelta < 16) *idelta = 16;
 }
 
+static inline unsigned char C168(short s)
+{
+    return HIBYTE(s) ^ (unsigned char)0x80;
+}
+
 static	void cvtSSms16K(const ACMDRVSTREAMINSTANCE *adsi,
                         const unsigned char* src, LPDWORD nsrc,
                         unsigned char* dst, LPDWORD ndst)
@@ -236,10 +241,10 @@ static	void cvtSSms16K(const ACMDRVSTREAMINSTANCE *adsi,
     int                 nsamp;
     int		        nsamp_blk = ((ADPCMWAVEFORMAT*)adsi->pwfxSrc)->wSamplesPerBlock;
     DWORD	        nblock = min(*nsrc / adsi->pwfxSrc->nBlockAlign,
-                                     *ndst / (nsamp_blk * 2 * 2));
+                                     *ndst / (nsamp_blk * adsi->pwfxDst->nBlockAlign));
 
     *nsrc = nblock * adsi->pwfxSrc->nBlockAlign;
-    *ndst = nblock * nsamp_blk * 2 * 2;
+    *ndst = nblock * nsamp_blk * adsi->pwfxDst->nBlockAlign;
 
     nsamp_blk -= 2; /* see below for samples from block head */
     for (; nblock > 0; nblock--)
@@ -258,18 +263,34 @@ static	void cvtSSms16K(const ACMDRVSTREAMINSTANCE *adsi,
         sample2L = R16(src);    src += 2;
         sample2R = R16(src);    src += 2;
 
-        /* store samples from block head */
-        W16(dst, sample2L);      dst += 2;
-        W16(dst, sample2R);      dst += 2;
-        W16(dst, sample1L);      dst += 2;
-        W16(dst, sample1R);      dst += 2;
+        if(adsi->pwfxDst->wBitsPerSample == 8){
+            /* store samples from block head */
+            *dst = C168(sample2L);      ++dst;
+            *dst = C168(sample2R);      ++dst;
+            *dst = C168(sample1L);      ++dst;
+            *dst = C168(sample1R);      ++dst;
 
-        for (nsamp = nsamp_blk; nsamp > 0; nsamp--)
-        {
-            process_nibble(*src >> 4, &ideltaL, &sample1L, &sample2L, &coeffL);
-            W16(dst, sample1L); dst += 2;
-            process_nibble(*src++ & 0x0F, &ideltaR, &sample1R, &sample2R, &coeffR);
-            W16(dst, sample1R); dst += 2;
+            for (nsamp = nsamp_blk; nsamp > 0; nsamp--)
+            {
+                process_nibble(*src >> 4, &ideltaL, &sample1L, &sample2L, &coeffL);
+                *dst = C168(sample1L); ++dst;
+                process_nibble(*src++ & 0x0F, &ideltaR, &sample1R, &sample2R, &coeffR);
+                *dst = C168(sample1R); ++dst;
+            }
+        }else if(adsi->pwfxDst->wBitsPerSample == 16){
+            /* store samples from block head */
+            W16(dst, sample2L);      dst += 2;
+            W16(dst, sample2R);      dst += 2;
+            W16(dst, sample1L);      dst += 2;
+            W16(dst, sample1R);      dst += 2;
+
+            for (nsamp = nsamp_blk; nsamp > 0; nsamp--)
+            {
+                process_nibble(*src >> 4, &ideltaL, &sample1L, &sample2L, &coeffL);
+                W16(dst, sample1L); dst += 2;
+                process_nibble(*src++ & 0x0F, &ideltaR, &sample1R, &sample2R, &coeffR);
+                W16(dst, sample1R); dst += 2;
+            }
         }
         src = in_src + adsi->pwfxSrc->nBlockAlign;
     }
@@ -285,10 +306,10 @@ static	void cvtMMms16K(const ACMDRVSTREAMINSTANCE *adsi,
     int                 nsamp;
     int		        nsamp_blk = ((ADPCMWAVEFORMAT*)adsi->pwfxSrc)->wSamplesPerBlock;
     DWORD	        nblock = min(*nsrc / adsi->pwfxSrc->nBlockAlign,
-                                     *ndst / (nsamp_blk * 2));
+                                     *ndst / (nsamp_blk * adsi->pwfxDst->nBlockAlign));
 
     *nsrc = nblock * adsi->pwfxSrc->nBlockAlign;
-    *ndst = nblock * nsamp_blk * 2;
+    *ndst = nblock * nsamp_blk * adsi->pwfxDst->nBlockAlign;
 
     nsamp_blk -= 2; /* see below for samples from block head */
     for (; nblock > 0; nblock--)
@@ -303,16 +324,30 @@ static	void cvtMMms16K(const ACMDRVSTREAMINSTANCE *adsi,
         sample2 = R16(src);     src += 2;
 
         /* store samples from block head */
-        W16(dst, sample2);      dst += 2;
-        W16(dst, sample1);      dst += 2;
+        if(adsi->pwfxDst->wBitsPerSample == 8){
+            *dst = C168(sample2);    ++dst;
+            *dst = C168(sample1);    ++dst;
 
-        for (nsamp = nsamp_blk; nsamp > 0; nsamp -= 2)
-        {
-            process_nibble(*src >> 4, &idelta, &sample1, &sample2, &coeff);
-            W16(dst, sample1); dst += 2;
-            process_nibble(*src++ & 0x0F, &idelta, &sample1, &sample2, &coeff);
-            W16(dst, sample1); dst += 2;
+            for (nsamp = nsamp_blk; nsamp > 0; nsamp -= 2)
+            {
+                process_nibble(*src >> 4, &idelta, &sample1, &sample2, &coeff);
+                *dst = C168(sample1); ++dst;
+                process_nibble(*src++ & 0x0F, &idelta, &sample1, &sample2, &coeff);
+                *dst = C168(sample1); ++dst;
+            }
+        }else if(adsi->pwfxDst->wBitsPerSample == 16){
+            W16(dst, sample2);      dst += 2;
+            W16(dst, sample1);      dst += 2;
+
+            for (nsamp = nsamp_blk; nsamp > 0; nsamp -= 2)
+            {
+                process_nibble(*src >> 4, &idelta, &sample1, &sample2, &coeff);
+                W16(dst, sample1); dst += 2;
+                process_nibble(*src++ & 0x0F, &idelta, &sample1, &sample2, &coeff);
+                W16(dst, sample1); dst += 2;
+            }
         }
+
         src = in_src + adsi->pwfxSrc->nBlockAlign;
     }
 }
@@ -555,12 +590,9 @@ static	LRESULT	ADPCM_StreamOpen(PACMDRVSTREAMINSTANCE adsi)
     else if (adsi->pwfxSrc->wFormatTag == WAVE_FORMAT_ADPCM &&
              adsi->pwfxDst->wFormatTag == WAVE_FORMAT_PCM)
     {
-	/* resampling or mono <=> stereo not available
-         * ADPCM algo only define 16 bit per sample output
-         */
+	/* resampling or mono <=> stereo not available */
 	if (adsi->pwfxSrc->nSamplesPerSec != adsi->pwfxDst->nSamplesPerSec ||
-	    adsi->pwfxSrc->nChannels != adsi->pwfxDst->nChannels ||
-            adsi->pwfxDst->wBitsPerSample != 16)
+	    adsi->pwfxSrc->nChannels != adsi->pwfxDst->nChannels)
 	    goto theEnd;
 
 #if 0
@@ -579,9 +611,9 @@ static	LRESULT	ADPCM_StreamOpen(PACMDRVSTREAMINSTANCE adsi)
 #endif
 
 	/* adpcm decoding... */
-	if (adsi->pwfxDst->wBitsPerSample == 16 && adsi->pwfxDst->nChannels == 2)
+	if (adsi->pwfxDst->nChannels == 2)
 	    aad->convert = cvtSSms16K;
-	if (adsi->pwfxDst->wBitsPerSample == 16 && adsi->pwfxDst->nChannels == 1)
+	else if (adsi->pwfxDst->nChannels == 1)
 	    aad->convert = cvtMMms16K;
     }
     else if (adsi->pwfxSrc->wFormatTag == WAVE_FORMAT_PCM &&
diff --git a/reactos/media/doc/README.WINE b/reactos/media/doc/README.WINE
index 0478b13defd..55a2cf8a4b8 100644
--- a/reactos/media/doc/README.WINE
+++ b/reactos/media/doc/README.WINE
@@ -109,7 +109,7 @@ reactos/dll/win32/mpr                 # Synced to Wine-1.7.1
 reactos/dll/win32/mprapi              # Synced to Wine-1.7.1
 reactos/dll/win32/msacm32             # Synced to Wine-1.7.17
 reactos/dll/win32/msacm32/msacm32.drv # Synced to Wine-1.7.17
-reactos/dll/win32/msadp32.acm         # Synced to Wine-1.7.1
+reactos/dll/win32/msadp32.acm         # Synced to Wine-1.7.17
 reactos/dll/win32/mscat32             # Synced to Wine-1.7.1
 reactos/dll/win32/mscms               # Synced to Wine-1.7.1
 reactos/dll/win32/mscoree             # Synced to Wine-1.5.4