fixed drawlink() ruby callback

[swftools.git] / avi2swf / videoreader_vfw.cc

diff --git a/avi2swf/videoreader_vfw.cc b/avi2swf/videoreader_vfw.cc
index 97486b9..ca8a6b7 100644 (file)
--- a/avi2swf/videoreader_vfw.cc
+++ b/avi2swf/videoreader_vfw.cc
@@ -37,6 +37,9 @@ typedef struct _videoreader_vfw_internal {
     BITMAPINFOHEADER bitmap;
     WAVEFORMATEX waveformat;
 
+    int audio_eof;
+    int video_eof;
+
     int video_pos;
     int video_end;
 
@@ -70,8 +73,8 @@ static int bitmap_to_rgba(BITMAPINFOHEADER*bi, void*buffer, const int dest_width
     
     ULONG*dest = (ULONG*)buffer;
 
-    int width = bi->biWidth;
-    int height = bi->biHeight;
+    int width = abs(bi->biWidth);
+    int height = abs(bi->biHeight);
     if(dest_width != width || dest_height != height) {
        /* TODO: size conversion */
        fprintf(stderr, "size mismatch: %dx%d != %dx%d\n", width, height, dest_width, dest_height);
@@ -323,11 +326,11 @@ int videoreader_vfw_open(videoreader_t* vr, char* filename)
            if(1) {
                i->bitmap = bitmap;
                i->vs = stream;
-               i->width = bitmap.biWidth;
-               i->height = bitmap.biHeight;
+               i->width = abs(bitmap.biWidth);
+               i->height = abs(bitmap.biHeight);
            } else {
                fprintf(stderr, "Ignoring video stream: %dx%d compression=%d planes=%d\n", 
-                       bitmap.biWidth, bitmap.biHeight,
+                       abs(bitmap.biWidth), abs(bitmap.biHeight),
                        bitmap.biCompression,bitmap.biPlanes);
            }
         }