From 7fa70598e83cca650717d02ac96bcf55e9f97c19 Mon Sep 17 00:00:00 2001
From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Sat, 14 Feb 2009 06:38:50 +0000
Subject: Enable dropping frames for RV3/4

Originally committed as revision 17221 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/rv34.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'libavcodec')

diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
index 820fb22b21..607a92837c 100644
--- a/libavcodec/rv34.c
+++ b/libavcodec/rv34.c
@@ -1408,6 +1408,15 @@ int ff_rv34_decode_frame(AVCodecContext *avctx,
     }
     if((!s->last_picture_ptr || !s->last_picture_ptr->data[0]) && si.type == FF_B_TYPE)
         return -1;
+    /* skip b frames if we are in a hurry */
+    if(avctx->hurry_up && si.type==FF_B_TYPE) return buf_size;
+    if(   (avctx->skip_frame >= AVDISCARD_NONREF && si.type==FF_B_TYPE)
+       || (avctx->skip_frame >= AVDISCARD_NONKEY && si.type!=FF_I_TYPE)
+       ||  avctx->skip_frame >= AVDISCARD_ALL)
+        return buf_size;
+    /* skip everything if we are in a hurry>=5 */
+    if(avctx->hurry_up>=5)
+        return buf_size;
 
     for(i=0; i<slice_count; i++){
         int offset= get_slice_offset(avctx, slices_hdr, i);
-- 
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