Update videoenc.c to the 2.8.2 version. Fixes some but not all problems with
ffmpeg.


--- mediastreamer-2.7.3/src/videoenc.c	2010-12-17 05:59:50.000000000 -0300
+++ mediastreamer-2.8.2/src/videoenc.c	2012-02-17 06:16:20.000000000 -0300
@@ -164,6 +164,7 @@
 		}else{
 			ms_warning("unsupported video size %s",tmp);
 			ret=FALSE;
+			goto end;
 		}
 		divider=atoi(equal+1);
 		if (divider!=0){
@@ -174,6 +175,8 @@
 			ret=FALSE;
 		}
 	}else ret=FALSE;
+
+end:
 	ms_free(tmp);
 	return ret;
 }
@@ -231,11 +234,7 @@
 
 static void prepare(EncState *s){
 	AVCodecContext *c=&s->av_context;
-#ifdef ANDROID
 	const int max_br_vbv=128000;
-#else
-	const int max_br_vbv=256000;
-#endif
 
 	avcodec_get_context_defaults(c);
 	if (s->codec==CODEC_ID_MJPEG)
@@ -315,13 +314,6 @@
 static void prepare_mpeg4(EncState *s){
 	AVCodecContext *c=&s->av_context;
 	c->max_b_frames=0; /*don't use b frames*/
-	c->flags|=CODEC_FLAG_AC_PRED;
-	c->flags|=CODEC_FLAG_H263P_UMV;
-	/*c->flags|=CODEC_FLAG_QPEL;*/ /*don't enable this one: this forces profile_level to advanced simple profile */
-	c->flags|=CODEC_FLAG_4MV;
-	c->flags|=CODEC_FLAG_GMC;
-	c->flags|=CODEC_FLAG_LOOP_FILTER;
-	c->flags|=CODEC_FLAG_H263P_SLICE_STRUCT;
 }
 
 static void enc_uninit(MSFilter  *f){
@@ -681,7 +673,7 @@
 	uint8_t *pbuf_ptr=full_frame->b_rptr;
 	uint8_t *buf_end=full_frame->b_wptr;	
 
-	ms_message("image size: %i)", buf_end-pbuf_ptr);
+	ms_message("image size: %li)", (long)(buf_end-pbuf_ptr));
 
 	*lqt=NULL;
 	*cqt=NULL;
@@ -689,7 +681,7 @@
 	err = find_marker(&pbuf_ptr, buf_end);
 	while (err!=-1)
 	{
-		ms_message("marker found: %x (offset from beginning%i)", err, pbuf_ptr-full_frame->b_rptr);
+		ms_message("marker found: %x (offset from beginning %li)", err, (long)(pbuf_ptr-full_frame->b_rptr));
 		if (err==0xdb)
 		{
 			/* copy DQT table */
@@ -772,10 +764,12 @@
 	int error;
 	mblk_t *comp_buf=s->comp_buf;
 	int comp_buf_sz=comp_buf->b_datap->db_lim-comp_buf->b_datap->db_base;
+	YuvBuf yuv;
 
+	ms_yuv_buf_init_from_mblk(&yuv, inm);
 	/* convert image if necessary */
 	avcodec_get_frame_defaults(&pict);
-	avpicture_fill((AVPicture*)&pict,(uint8_t*)inm->b_rptr,c->pix_fmt,c->width,c->height);
+	avpicture_fill((AVPicture*)&pict,yuv.planes[0],c->pix_fmt,c->width,c->height);
 	
 	/* timestamp used by ffmpeg, unset here */
 	pict.pts=AV_NOPTS_VALUE;
@@ -796,7 +790,9 @@
 		comp_buf->b_wptr+=4;
 		comp_buf_sz-=4;
 	}
+
 	error=avcodec_encode_video(c, (uint8_t*)comp_buf->b_wptr,comp_buf_sz, &pict);
+
 	if (error<=0) ms_warning("ms_AVencoder_process: error %i.",error);
 	else{
 		s->framenum++;
@@ -837,6 +833,14 @@
 	EncState *s=(EncState*)f->data;
 	bool_t snow=s->codec==CODEC_ID_SNOW;
 	s->maxbr=*(int*)arg;
+	if (s->av_context.codec!=NULL){
+		/*when we are processing, apply new settings immediately*/
+		ms_filter_lock(f);
+		enc_postprocess(f);
+		enc_preprocess(f);
+		ms_filter_unlock(f);
+		return 0;
+	}
 	if (s->maxbr>=1024000 && s->codec!=CODEC_ID_H263P){
 		s->vsize.width = MS_VIDEO_SIZE_SVGA_W;
 		s->vsize.height = MS_VIDEO_SIZE_SVGA_H;
@@ -854,7 +858,7 @@
 		s->vsize.height=MS_VIDEO_SIZE_CIF_H;
 		s->fps=17;
 		s->qmin=3;
-	}else if (s->maxbr>=170000){
+	}else if (s->maxbr>=170000 && s->codec!=CODEC_ID_H263P && s->codec!=CODEC_ID_H263){
 		s->vsize.width=MS_VIDEO_SIZE_QVGA_W;
 		s->vsize.height=MS_VIDEO_SIZE_QVGA_H;
 		s->fps=15;
@@ -875,14 +879,6 @@
 		s->fps=5;
 		s->qmin=5;
 	}
-
-	if (s->av_context.codec!=NULL){
-		/*apply new settings dynamically*/
-		ms_filter_lock(f);
-		enc_postprocess(f);
-		enc_preprocess(f);
-		ms_filter_unlock(f);
-	}
 	return 0;
 }