[FFmpeg-cvslog] r23287 - trunk/ffplay.c

[jai_menon]

Author: jai_menon
Date: Mon May 24 16:19:44 2010
New Revision: 23287

Log:
FFplay : Implement custom reget_buffer for the input filter.

Modified:
   trunk/ffplay.c

Modified: trunk/ffplay.c
==============================================================================
--- trunk/ffplay.c	Mon May 24 14:32:13 2010	(r23286)
+++ trunk/ffplay.c	Mon May 24 16:19:44 2010	(r23287)
@@ -1609,6 +1609,25 @@ static void input_release_buffer(AVCodec
     avfilter_unref_pic(pic->opaque);
 }
 
+static int input_reget_buffer(AVCodecContext *codec, AVFrame *pic)
+{
+    AVFilterPicRef *ref = pic->opaque;
+
+    if (pic->data[0] == NULL) {
+        pic->buffer_hints |= FF_BUFFER_HINTS_READABLE;
+        return codec->get_buffer(codec, pic);
+    }
+
+    if ((codec->width != ref->w) || (codec->height != ref->h) ||
+        (codec->pix_fmt != ref->pic->format)) {
+        av_log(codec, AV_LOG_ERROR, "Picture properties changed.\n");
+        return -1;
+    }
+
+    pic->reordered_opaque = codec->reordered_opaque;
+    return 0;
+}
+
 static int input_init(AVFilterContext *ctx, const char *args, void *opaque)
 {
     FilterPriv *priv = ctx->priv;
@@ -1622,6 +1641,7 @@ static int input_init(AVFilterContext *c
         priv->use_dr1 = 1;
         codec->get_buffer     = input_get_buffer;
         codec->release_buffer = input_release_buffer;
+        codec->reget_buffer   = input_reget_buffer;
     }
 
     priv->frame = avcodec_alloc_frame();