Julius Schwartzenberg : avifil32: Use chunksize specified by the chunk itself, avoids a noticable ticking sound heard when reading past the chunk boundary .
Alexandre Julliard
julliard at winehq.org
Fri Jan 22 08:26:49 CST 2010
Module: wine
Branch: master
Commit: 7401af64e9a51bfe3fe6996e8d66f9c7fbfad47e
URL: http://source.winehq.org/git/wine.git/?a=commit;h=7401af64e9a51bfe3fe6996e8d66f9c7fbfad47e
Author: Julius Schwartzenberg <julius.schwartzenberg at gmail.com>
Date: Wed Jan 20 22:57:27 2010 +0100
avifil32: Use chunksize specified by the chunk itself, avoids a noticable ticking sound heard when reading past the chunk boundary.
---
dlls/avifil32/avifile.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/dlls/avifil32/avifile.c b/dlls/avifil32/avifile.c
index e627196..702ba1c 100644
--- a/dlls/avifil32/avifile.c
+++ b/dlls/avifil32/avifile.c
@@ -1103,6 +1103,7 @@ static HRESULT WINAPI IAVIStream_fnRead(IAVIStream *iface, LONG start,
samples *= This->sInfo.dwSampleSize;
while (samples > 0 && buffersize > 0) {
+ LONG blocksize;
if (block != This->dwCurrentFrame) {
hr = AVIFILE_ReadBlock(This, block, NULL, 0);
if (FAILED(hr))
@@ -1110,7 +1111,9 @@ static HRESULT WINAPI IAVIStream_fnRead(IAVIStream *iface, LONG start,
}
size = min((DWORD)samples, (DWORD)buffersize);
- size = min(size, This->cbBuffer - offset);
+ blocksize = This->lpBuffer[1];
+ TRACE("blocksize = %u\n",blocksize);
+ size = min(size, blocksize - offset);
memcpy(buffer, ((BYTE*)&This->lpBuffer[2]) + offset, size);
block++;
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