From c36de0867fc576ad5fd58fc28bd5fe3322579f36 Mon Sep 17 00:00:00 2001
From: reimar <reimar@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Wed, 26 May 2010 18:23:43 +0000
Subject: Retry reading even if we hit eof before. This allows playing growing
 files even with a large cache.

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@31226 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 stream/cache2.c | 4 ++--
 stream/stream.c | 5 ++++-
 2 files changed, 6 insertions(+), 3 deletions(-)

(limited to 'stream')

diff --git a/stream/cache2.c b/stream/cache2.c
index e936e47dca..533781104b 100644
--- a/stream/cache2.c
+++ b/stream/cache2.c
@@ -225,7 +225,7 @@ static int cache_fill(cache_vars_t *s)
   //memcpy(&s->buffer[pos],s->stream->buffer,len); // avoid this extra copy!
   // ....
   len=stream_read(s->stream,&s->buffer[pos],space);
-  if(!len) s->eof=1;
+  s->eof= !len;
 
   s->max_filepos+=len;
   if(pos+len>=s->buffer_size){
@@ -477,7 +477,6 @@ static void *ThreadProc( void *s ){
 
 int cache_stream_fill_buffer(stream_t *s){
   int len;
-  if(s->eof){ s->buf_pos=s->buf_len=0; return 0; }
   if(!s->cache_pid) return stream_fill_buffer(s);
 
 //  cache_stats(s->cache_data);
@@ -488,6 +487,7 @@ int cache_stream_fill_buffer(stream_t *s){
   //printf("cache_stream_fill_buffer->read -> %d\n",len);
 
   if(len<=0){ s->eof=1; s->buf_pos=s->buf_len=0; return 0; }
+  s->eof=0;
   s->buf_pos=0;
   s->buf_len=len;
   s->pos+=len;
diff --git a/stream/stream.c b/stream/stream.c
index d4abc69343..cdd9713a20 100644
--- a/stream/stream.c
+++ b/stream/stream.c
@@ -263,7 +263,7 @@ stream_t* open_output_stream(const char* filename, char** options) {
 
 int stream_fill_buffer(stream_t *s){
   int len;
-  if (/*s->fd == NULL ||*/ s->eof) { return 0; }
+  // we will retry even if we already reached EOF previously.
   switch(s->type){
   case STREAMTYPE_STREAM:
 #ifdef CONFIG_NETWORK
@@ -285,6 +285,9 @@ int stream_fill_buffer(stream_t *s){
     len= s->fill_buffer ? s->fill_buffer(s,s->buffer,STREAM_BUFFER_SIZE) : 0;
   }
   if(len<=0){ s->eof=1; return 0; }
+  // When reading succeeded we are obviously not at eof.
+  // This e.g. avoids issues with eof getting stuck when lavf seeks in MPEG-TS
+  s->eof=0;
   s->buf_pos=0;
   s->buf_len=len;
   s->pos+=len;
-- 
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