winmm: Use buffer offset when recording.

82f486a1 · Andrew Eikum · Alexandre Julliard · 0d567ff9 · 82f486a1
Commit 82f486a1 authored Oct 11, 2011 by Andrew Eikum Committed by Alexandre Julliard Oct 12, 2011
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waveform.c dlls/winmm/waveform.c +2 -1

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--- a/dlls/winmm/waveform.c
+++ b/dlls/winmm/waveform.c
@@ -1587,7 +1587,8 @@ static void WID_PullData(WINMM_Device *device)
            to_copy_bytes = min(packet * device->bytes_per_frame,
                    queue->dwBufferLength - queue->dwBytesRecorded);
-            memcpy(queue->lpData + queue->dwBytesRecorded, data,
+            memcpy(queue->lpData + queue->dwBytesRecorded,
+                    data + (packet_len - packet) * device->bytes_per_frame,
                    to_copy_bytes);
            queue->dwBytesRecorded += to_copy_bytes;