@@ -1585,8 +1585,8 @@ static int input_get_buffer(AVCodecContext *codec, AVFrame *pic)

     ref->w = codec->width;

     ref->h = codec->height;

     for(i = 0; i < 4; i ++) {

-        unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->pic->format].log2_chroma_w : 0;

-        unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->pic->format].log2_chroma_h : 0;

+        unsigned hshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_w : 0;

+        unsigned vshift = (i == 1 || i == 2) ? av_pix_fmt_descriptors[ref->format].log2_chroma_h : 0;

         if (ref->data[i]) {

             ref->data[i]    += (edge >> hshift) + ((edge * ref->linesize[i]) >> vshift);

@@ -1617,7 +1617,7 @@ static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)

     }

     if ((codec->width != ref->w) || (codec->height != ref->h) ||

-        (codec->pix_fmt != ref->pic->format)) {

+        (codec->pix_fmt != ref->format)) {

         av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");

         return -1;

     }

@@ -1671,7 +1671,7 @@ static int input_request_frame(AVFilterLink *link)

     } else {

         picref = avfilter_get_video_buffer(link, AV_PERM_WRITE, link->w, link->h);

         av_picture_copy((AVPicture *)&picref->data, (AVPicture *)priv->frame,

-                        picref->pic->format, link->w, link->h);

+                        picref->format, link->w, link->h);

     }

     av_free_packet(&pkt);

@@ -25,8 +25,8 @@

 #include "libavutil/avutil.h"

 #define LIBAVFILTER_VERSION_MAJOR  1

-#define LIBAVFILTER_VERSION_MINOR 27

-#define LIBAVFILTER_VERSION_MICRO  1

+#define LIBAVFILTER_VERSION_MINOR 28

+#define LIBAVFILTER_VERSION_MICRO  0

 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \

                                                LIBAVFILTER_VERSION_MINOR, \

@@ -68,7 +68,6 @@ typedef struct AVFilterBuffer

 {

     uint8_t *data[8];           ///< buffer data for each plane/channel

     int linesize[8];            ///< number of bytes per line

-    int format;                 ///< media format

     unsigned refcount;          ///< number of references to this buffer

@@ -104,6 +103,7 @@ typedef struct AVFilterPicRef

     int linesize[4];            ///< number of bytes per line

     int w;                      ///< image width

     int h;                      ///< image height

+    int format;                 ///< media format

     int64_t pts;                ///< presentation timestamp in units of 1/AV_TIME_BASE

     int64_t pos;                ///< byte position in stream, -1 if unknown

@@ -47,17 +47,17 @@ AVFilterPicRef *avfilter_default_get_video_buffer(AVFilterLink *link, int perms,

     ref->perms = perms | AV_PERM_READ;

     pic->refcount = 1;

-    pic->format   = link->format;

+    ref->format   = link->format;

     pic->free     = avfilter_default_free_buffer;

-    av_fill_image_linesizes(pic->linesize, pic->format, ref->w);

+    av_fill_image_linesizes(pic->linesize, ref->format, ref->w);

     for (i=0; i<4;i++)

         pic->linesize[i] = FFALIGN(pic->linesize[i], 16);

-    tempsize = av_fill_image_pointers(pic->data, pic->format, ref->h, NULL, pic->linesize);

+    tempsize = av_fill_image_pointers(pic->data, ref->format, ref->h, NULL, pic->linesize);

     buf = av_malloc(tempsize + 16); // +2 is needed for swscaler, +16 to be

                                     // SIMD-friendly

-    av_fill_image_pointers(pic->data, pic->format, ref->h, buf, pic->linesize);

+    av_fill_image_pointers(pic->data, ref->format, ref->h, buf, pic->linesize);

     memcpy(ref->data,     pic->data,     4*sizeof(pic->data[0]));

     memcpy(ref->linesize, pic->linesize, 4*sizeof(pic->linesize[0]));

@@ -120,7 +120,7 @@ static int request_frame(AVFilterLink *link)

                                        link->w, link->h);

     av_picture_copy((AVPicture *)&picref->data, (AVPicture *)&c->frame,

-                    picref->pic->format, link->w, link->h);

+                    picref->format, link->w, link->h);

     picref->pts             = c->pts;

     picref->pixel_aspect    = c->pixel_aspect;