[FFmpeg-cvslog] af_aresample: fix request_frame()

Michael Niedermayer git at videolan.org
Sat May 26 13:06:44 CEST 2012


ffmpeg | branch: release/0.11 | Michael Niedermayer <michaelni at gmx.at> | Sat May 26 02:28:40 2012 +0200| [484302d183877bf0dbba616d5e3d3526be00653d] | committer: Michael Niedermayer

af_aresample: fix request_frame()

Fixes part of Ticket1341

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 411689b5e1189e325f12060e52e7c5cb29f87b21)

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=484302d183877bf0dbba616d5e3d3526be00653d
---

 libavfilter/af_aresample.c |    9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/libavfilter/af_aresample.c b/libavfilter/af_aresample.c
index 30d6f6a..aab118b 100644
--- a/libavfilter/af_aresample.c
+++ b/libavfilter/af_aresample.c
@@ -37,6 +37,7 @@ typedef struct {
     double ratio;
     struct SwrContext *swr;
     int64_t next_pts;
+    int req_fullfilled;
 } AResampleContext;
 
 static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
@@ -208,6 +209,7 @@ static void filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamplesref
     }
 #endif
     ff_filter_samples(outlink, outsamplesref);
+    aresample->req_fullfilled= 1;
     avfilter_unref_buffer(insamplesref);
 }
 
@@ -216,7 +218,12 @@ static int request_frame(AVFilterLink *outlink)
     AVFilterContext *ctx = outlink->src;
     AResampleContext *aresample = ctx->priv;
     AVFilterLink *const inlink = outlink->src->inputs[0];
-    int ret = avfilter_request_frame(ctx->inputs[0]);
+    int ret;
+
+    aresample->req_fullfilled = 0;
+    do{
+        ret = avfilter_request_frame(ctx->inputs[0]);
+    }while(!aresample->req_fullfilled && ret>=0);
 
     if (ret == AVERROR_EOF) {
         AVFilterBufferRef *outsamplesref;



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