Put remaining pieces of CODEC_FLAG_EMU_EDGE under FF_API_EMU_EDGE.

The amv one probably looks suspicious, but since it's an intra-only
codec, I couldn't possibly imagine what it would use the edge for,
and the vsynth fate result doesn't change, so it's probably OK.

ffmpeg_opt.c

@@ -674,9 +674,11 @@ static void add_input_streams(OptionsContext *o, AVFormatContext *ic)
         case AVMEDIA_TYPE_VIDEO:
             if(!ist->dec)
                 ist->dec = avcodec_find_decoder(dec->codec_id);
+#if FF_API_EMU_EDGE
             if (av_codec_get_lowres(dec)) {
                 dec->flags |= CODEC_FLAG_EMU_EDGE;
             }
+#endif
 
             ist->resample_height  = ist->dec_ctx->height;
             ist->resample_width   = ist->dec_ctx->width;

ffplay.c

@@ -2577,11 +2577,15 @@ static int stream_component_open(VideoState *is, int stream_index)
     }
     av_codec_set_lowres(avctx, stream_lowres);
 
+#if FF_API_EMU_EDGE
     if(stream_lowres) avctx->flags |= CODEC_FLAG_EMU_EDGE;
+#endif
     if (fast)
         avctx->flags2 |= AV_CODEC_FLAG2_FAST;
+#if FF_API_EMU_EDGE
     if(codec->capabilities & AV_CODEC_CAP_DR1)
         avctx->flags |= CODEC_FLAG_EMU_EDGE;
+#endif
 
     opts = filter_codec_opts(codec_opts, avctx->codec_id, ic, ic->streams[stream_index], codec);
     if (!av_dict_get(opts, "threads", NULL, 0))

libavcodec/mjpegenc.c

@@ -224,9 +224,11 @@ static int amv_encode_picture(AVCodecContext *avctx, AVPacket *pkt,
 
     av_pix_fmt_get_chroma_sub_sample(avctx->pix_fmt, &chroma_h_shift, &chroma_v_shift);
 
+#if FF_API_EMU_EDGE
     //CODEC_FLAG_EMU_EDGE have to be cleared
     if(s->avctx->flags & CODEC_FLAG_EMU_EDGE)
         return AVERROR(EINVAL);
+#endif
 
     if ((avctx->height & 15) && avctx->strict_std_compliance > FF_COMPLIANCE_UNOFFICIAL) {
         av_log(avctx, AV_LOG_ERROR,

libavcodec/snowenc.c

@@ -1610,7 +1610,11 @@ static int encode_frame(AVCodecContext *avctx, AVPacket *pkt,
         s->lambda = 0;
     }//else keep previous frame's qlog until after motion estimation
 
-    if (s->current_picture->data[0] && !(s->avctx->flags&CODEC_FLAG_EMU_EDGE)) {
+    if (s->current_picture->data[0]
+#if FF_API_EMU_EDGE
+        && !(s->avctx->flags&CODEC_FLAG_EMU_EDGE)
+#endif
+        ) {
         int w = s->avctx->width;
         int h = s->avctx->height;
 

libavcodec/wmv2dec.c

@@ -453,7 +453,9 @@ static av_cold int wmv2_decode_init(AVCodecContext *avctx)
     Wmv2Context *const w = avctx->priv_data;
     int ret;
 
+#if FF_API_EMU_EDGE
     avctx->flags |= CODEC_FLAG_EMU_EDGE;
+#endif
 
     if ((ret = ff_msmpeg4_decode_init(avctx)) < 0)
         return ret;