--- mbtransquant.c	2002/09/25 16:51:05	1.11.2.2
+++ mbtransquant.c	2002/11/12 16:05:27	1.11.2.5
@@ -70,9 +70,7 @@
 #define MIN(X, Y) ((X)<(Y)?(X):(Y))
 #define MAX(X, Y) ((X)>(Y)?(X):(Y))
 
-#define TOOSMALL_LIMIT 	2	/* skip blocks having a coefficient sum below this value */
-
-/* this isnt pretty, but its better than 20 ifdefs */
+#define TOOSMALL_LIMIT 	1	/* skip blocks having a coefficient sum below this value */
 
 void
 MBTransQuantIntra(const MBParam * pParam,
@@ -195,6 +193,8 @@
 	stop_interlacing_timer();
 
 	for (i = 0; i < 6; i++) {
+		uint32_t increase_limit = (iQuant == 1) ? 1 : 0;
+
 		/* 
 		 *  no need to transfer 8->16-bit
 		 * (this is performed already in motion compensation) 
@@ -213,7 +213,7 @@
 			stop_quant_timer();
 		}
 
-		if ((sum >= TOOSMALL_LIMIT) || (qcoeff[i*64] != 0) ||
+		if ((sum >= TOOSMALL_LIMIT + increase_limit) || (qcoeff[i*64] != 0) ||
 			(qcoeff[i*64+1] != 0) || (qcoeff[i*64+8] != 0)) {
 
 			if (pParam->m_quant_type == H263_QUANT) {
@@ -632,7 +632,7 @@
 		}
 	}
 
-	return (frame >= field);
+	return (frame >= (field + 350));
 }