@@ -922,6 +922,8 @@ int get_filtered_video_frame(AVFilterContext *ctx, AVFrame *frame,

     memcpy(frame->linesize, picref->linesize, sizeof(frame->linesize));

     frame->interlaced_frame = picref->video->interlaced;

     frame->top_field_first  = picref->video->top_field_first;

+    frame->key_frame        = picref->video->key_frame;

+    frame->pict_type        = picref->video->pict_type;

     return 1;

 }

@@ -13,6 +13,9 @@ libavutil:   2011-04-18

 API changes, most recent first:

+2011-04-xx - xxxxxx - lavfi 2.3.0 - avfilter.h

+  Add pict_type and key_frame fields to AVFilterBufferRefVideo.

+

 2011-04-xx - xxxxxx - lavfi 2.2.0 - vsrc_buffer

   Add sample_aspect_ratio fields to vsrc_buffer arguments

@@ -26,7 +26,7 @@

 #include "libavutil/samplefmt.h"

 #define LIBAVFILTER_VERSION_MAJOR  2

-#define LIBAVFILTER_VERSION_MINOR  2

+#define LIBAVFILTER_VERSION_MINOR  3

 #define LIBAVFILTER_VERSION_MICRO  0

 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \

@@ -115,6 +115,8 @@ typedef struct AVFilterBufferRefVideoProps {

     AVRational pixel_aspect;    ///< pixel aspect ratio

     int interlaced;             ///< is frame interlaced

     int top_field_first;        ///< field order

+    int pict_type;              ///< Picture type of the frame

+    int key_frame;              ///< 1 -> keyframe, 0-> not

 } AVFilterBufferRefVideoProps;

 /**

@@ -54,6 +54,8 @@ int av_vsrc_buffer_add_frame(AVFilterContext *buffer_filter, AVFrame *frame,

     memcpy(c->frame.linesize, frame->linesize, sizeof(frame->linesize));

     c->frame.interlaced_frame= frame->interlaced_frame;

     c->frame.top_field_first = frame->top_field_first;

+    c->frame.key_frame = frame->key_frame;

+    c->frame.pict_type = frame->pict_type;

     c->pts = pts;

     c->pixel_aspect = pixel_aspect;

     c->has_frame = 1;

@@ -133,6 +135,8 @@ static int request_frame(AVFilterLink *link)

     picref->video->pixel_aspect    = c->pixel_aspect;

     picref->video->interlaced      = c->frame.interlaced_frame;

     picref->video->top_field_first = c->frame.top_field_first;

+    picref->video->key_frame       = c->frame.key_frame;

+    picref->video->pict_type       = c->frame.pict_type;

     avfilter_start_frame(link, avfilter_ref_buffer(picref, ~0));

     avfilter_draw_slice(link, 0, link->h, 1);

     avfilter_end_frame(link);