diff -rupN gpac-0.7.1.orig/applications/dashcast/video_encoder.c gpac-0.7.1/applications/dashcast/video_encoder.c
--- gpac-0.7.1.orig/applications/dashcast/video_encoder.c	2018-04-26 09:19:52.938118328 +0200
+++ gpac-0.7.1/applications/dashcast/video_encoder.c	2018-04-26 09:20:03.165170164 +0200
@@ -144,7 +144,7 @@ int dc_video_encoder_open(VideoOutputFil
 	}
 
 	//the global header gives access to the extradata (SPS/PPS)
-	video_output_file->codec_ctx->flags |= CODEC_FLAG_GLOBAL_HEADER;
+	video_output_file->codec_ctx->flags |= AV_CODEC_FLAG_GLOBAL_HEADER;
 
 	video_output_file->vstream_idx = 0;//video_stream->index;
 
diff -rupN gpac-0.7.1.orig/modules/ffmpeg_in/ffmpeg_decode.c gpac-0.7.1/modules/ffmpeg_in/ffmpeg_decode.c
--- gpac-0.7.1.orig/modules/ffmpeg_in/ffmpeg_decode.c	2018-04-26 09:19:53.034788555 +0200
+++ gpac-0.7.1/modules/ffmpeg_in/ffmpeg_decode.c	2018-04-26 09:30:09.739463486 +0200
@@ -49,7 +49,7 @@
 static uint8_t * ffmpeg_realloc_buffer(uint8_t * oldBuffer, u32 size) {
 	uint8_t * buffer;
 	/* Size of buffer must be larger, see avcodec_decode_video2 documentation */
-	u32 allocatedSz = sizeof( char ) * (FF_INPUT_BUFFER_PADDING_SIZE + size);
+	u32 allocatedSz = sizeof( char ) * (AV_INPUT_BUFFER_PADDING_SIZE + size);
 	if (oldBuffer)
 		gf_free(oldBuffer);
 	buffer = (uint8_t*)gf_malloc( allocatedSz );
@@ -577,7 +577,7 @@ static GF_Err FFDEC_GetCapabilities(GF_B
 		capability->cap.valueInt = 1;
 		return GF_OK;
 	case GF_CODEC_PADDING_BYTES:
-		capability->cap.valueInt = FF_INPUT_BUFFER_PADDING_SIZE;
+		capability->cap.valueInt = AV_INPUT_BUFFER_PADDING_SIZE;
 		return GF_OK;
 	case GF_CODEC_REORDER:
 		capability->cap.valueInt = 1;
@@ -669,7 +669,7 @@ static GF_Err FFDEC_GetCapabilities(GF_B
 		break;
 
 	case GF_CODEC_PADDING_BYTES:
-		capability->cap.valueInt = FF_INPUT_BUFFER_PADDING_SIZE;
+		capability->cap.valueInt = AV_INPUT_BUFFER_PADDING_SIZE;
 		break;
 	default:
 		capability->cap.valueInt = 0;