vf_showinfo: switch to filter_frame

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavfilter/vf_showinfo.c

@@ -42,18 +42,17 @@ static av_cold int init(AVFilterContext *ctx, const char *args)
     return 0;
 }
 
-static int end_frame(AVFilterLink *inlink)
+static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *frame)
 {
     AVFilterContext *ctx = inlink->dst;
     ShowInfoContext *showinfo = ctx->priv;
-    AVFilterBufferRef *picref = inlink->cur_buf;
     const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
     uint32_t plane_checksum[4] = {0}, checksum = 0;
     int i, plane, vsub = desc->log2_chroma_h;
 
-    for (plane = 0; picref->data[plane] && plane < 4; plane++) {
-        int64_t linesize = av_image_get_linesize(picref->format, picref->video->w, plane);
-        uint8_t *data = picref->data[plane];
+    for (plane = 0; frame->data[plane] && plane < 4; plane++) {
+        int64_t linesize = av_image_get_linesize(frame->format, frame->video->w, plane);
+        uint8_t *data = frame->data[plane];
         int h = plane == 1 || plane == 2 ? inlink->h >> vsub : inlink->h;
 
         if (linesize < 0)
@@ -62,7 +61,7 @@ static int end_frame(AVFilterLink *inlink)
         for (i = 0; i < h; i++) {
             plane_checksum[plane] = av_adler32_update(plane_checksum[plane], data, linesize);
             checksum = av_adler32_update(checksum, data, linesize);
-            data += picref->linesize[plane];
+            data += frame->linesize[plane];
         }
     }
 
@@ -71,22 +70,22 @@ static int end_frame(AVFilterLink *inlink)
            "fmt:%s sar:%d/%d s:%dx%d i:%c iskey:%d type:%c "
            "checksum:%08X plane_checksum:[%08X",
            showinfo->frame,
-           av_ts2str(picref->pts), av_ts2timestr(picref->pts, &inlink->time_base), picref->pos,
+           av_ts2str(frame->pts), av_ts2timestr(frame->pts, &inlink->time_base), frame->pos,
            desc->name,
-           picref->video->sample_aspect_ratio.num, picref->video->sample_aspect_ratio.den,
-           picref->video->w, picref->video->h,
-           !picref->video->interlaced     ? 'P' :         /* Progressive  */
-           picref->video->top_field_first ? 'T' : 'B',    /* Top / Bottom */
-           picref->video->key_frame,
-           av_get_picture_type_char(picref->video->pict_type),
+           frame->video->sample_aspect_ratio.num, frame->video->sample_aspect_ratio.den,
+           frame->video->w, frame->video->h,
+           !frame->video->interlaced     ? 'P' :         /* Progressive  */
+           frame->video->top_field_first ? 'T' : 'B',    /* Top / Bottom */
+           frame->video->key_frame,
+           av_get_picture_type_char(frame->video->pict_type),
            checksum, plane_checksum[0]);
 
-    for (plane = 1; picref->data[plane] && plane < 4; plane++)
+    for (plane = 1; frame->data[plane] && plane < 4; plane++)
         av_log(ctx, AV_LOG_INFO, " %08X", plane_checksum[plane]);
     av_log(ctx, AV_LOG_INFO, "]\n");
 
     showinfo->frame++;
-    return ff_end_frame(inlink->dst->outputs[0]);
+    return ff_filter_frame(inlink->dst->outputs[0], frame);
 }
 
 static const AVFilterPad avfilter_vf_showinfo_inputs[] = {
@@ -94,8 +93,7 @@ static const AVFilterPad avfilter_vf_showinfo_inputs[] = {
         .name             = "default",
         .type             = AVMEDIA_TYPE_VIDEO,
         .get_video_buffer = ff_null_get_video_buffer,
-        .start_frame      = ff_null_start_frame,
-        .end_frame        = end_frame,
+        .filter_frame     = filter_frame,
         .min_perms        = AV_PERM_READ,
     },
     { NULL }