5 files changed, 35 insertions, 7 deletions
diff --git a/src/input/input_http.c b/src/input/input_http.c
index bcdfde748..78cae53ed 100644
--- a/src/input/input_http.c
+++ b/src/input/input_http.c
@@ -880,6 +880,8 @@ static input_plugin_t *open_plugin (input_class_t *cls_gen, xine_stream_t *strea
 
   this->nbc    = nbc_init (this->stream);
 
+  nbc_set_high_water_mark(this->nbc, 30);
+
   /*
    * fill preview buffer
    */
diff --git a/src/input/input_pnm.c b/src/input/input_pnm.c
index 2ea03f072..b32dd7bf5 100644
--- a/src/input/input_pnm.c
+++ b/src/input/input_pnm.c
@@ -153,7 +153,7 @@ static off_t pnm_plugin_get_length (input_plugin_t *this_gen) {
 }
 
 static uint32_t pnm_plugin_get_capabilities (input_plugin_t *this_gen) {
-  return INPUT_CAP_NOCAP;
+  return INPUT_CAP_PREVIEW;
 }
 
 static uint32_t pnm_plugin_get_blocksize (input_plugin_t *this_gen) {
@@ -197,7 +197,15 @@ static char* pnm_plugin_get_mrl (input_plugin_t *this_gen) {
 
 static int pnm_plugin_get_optional_data (input_plugin_t *this_gen, 
                                          void *data, int data_type) {
-  /* pnm_input_plugin_t *this = (pnm_input_plugin_t *) this_gen; */
+  pnm_input_plugin_t *this = (pnm_input_plugin_t *) this_gen;
+
+  switch (data_type) {
+  case INPUT_OPTIONAL_DATA_PREVIEW:
+
+    return pnm_peek_header(this->pnm, data);
+
+    break;
+  }
 
   return INPUT_OPTIONAL_UNSUPPORTED;
 }
@@ -231,7 +239,9 @@ static input_plugin_t *open_plugin (input_class_t *cls_gen, xine_stream_t *strea
   this->pnm    = pnm;
   this->mrl    = mrl; 
   this->nbc    = nbc_init (stream);
-
+  
+  nbc_set_high_water_mark(this->nbc, 50);
+  
   this->input_plugin.get_capabilities  = pnm_plugin_get_capabilities;
   this->input_plugin.read              = pnm_plugin_read;
   this->input_plugin.read_block        = pnm_plugin_read_block;
diff --git a/src/input/input_rtsp.c b/src/input/input_rtsp.c
index 2accc1515..f97e3e02c 100644
--- a/src/input/input_rtsp.c
+++ b/src/input/input_rtsp.c
@@ -155,7 +155,7 @@ static off_t rtsp_plugin_get_length (input_plugin_t *this_gen) {
 }
 
 static uint32_t rtsp_plugin_get_capabilities (input_plugin_t *this_gen) {
-  return INPUT_CAP_NOCAP;
+  return INPUT_CAP_PREVIEW;
 }
 
 static uint32_t rtsp_plugin_get_blocksize (input_plugin_t *this_gen) {
@@ -202,7 +202,15 @@ static char* rtsp_plugin_get_mrl (input_plugin_t *this_gen) {
 
 static int rtsp_plugin_get_optional_data (input_plugin_t *this_gen, 
                                          void *data, int data_type) {
-  /* rtsp_input_plugin_t *this = (rtsp_input_plugin_t *) this_gen; */
+  rtsp_input_plugin_t *this = (rtsp_input_plugin_t *) this_gen;
+
+  switch (data_type) {
+  case INPUT_OPTIONAL_DATA_PREVIEW:
+
+    return rtsp_session_peek_header(this->rtsp, data);
+
+    break;
+  }
 
   return INPUT_OPTIONAL_UNSUPPORTED;
 }
@@ -242,6 +250,7 @@ static input_plugin_t *open_plugin (input_class_t *cls_gen, xine_stream_t *strea
   sprintf(this->public_mrl, "%s.rm", this->mrl);
   
   this->nbc    = nbc_init (stream);
+  nbc_set_high_water_mark(this->nbc, 50);
 
   this->input_plugin.get_capabilities  = rtsp_plugin_get_capabilities;
   this->input_plugin.read              = rtsp_plugin_read;
diff --git a/src/input/librtsp/rtsp_session.c b/src/input/librtsp/rtsp_session.c
index b522c777f..3e51ac7a1 100644
--- a/src/input/librtsp/rtsp_session.c
+++ b/src/input/librtsp/rtsp_session.c
@@ -17,7 +17,7 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
  *
- * $Id: rtsp_session.c,v 1.2 2002/12/14 00:02:31 holstsn Exp $
+ * $Id: rtsp_session.c,v 1.3 2002/12/15 16:54:10 holstsn Exp $
  *
  * high level interface to rtsp servers.
  */
@@ -152,6 +152,11 @@ int rtsp_session_read (rtsp_session_t *this, char *data, int len) {
   return len;
 }
 
+int rtsp_session_peek_header(rtsp_session_t *this, char *buf) {
+
+  memcpy(buf, this->header, this->header_len);
+  return this->header_len;
+}
 
 void rtsp_session_end(rtsp_session_t *session) {
 
diff --git a/src/input/librtsp/rtsp_session.h b/src/input/librtsp/rtsp_session.h
index 4ce89a0e5..fe7814b52 100644
--- a/src/input/librtsp/rtsp_session.h
+++ b/src/input/librtsp/rtsp_session.h
@@ -17,7 +17,7 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA
  *
- * $Id: rtsp_session.h,v 1.1 2002/12/12 22:14:56 holstsn Exp $
+ * $Id: rtsp_session.h,v 1.2 2002/12/15 16:54:10 holstsn Exp $
  *
  * high level interface to rtsp servers.
  */
@@ -28,6 +28,8 @@ rtsp_session_t *rtsp_session_start(char *mrl);
 
 int rtsp_session_read(rtsp_session_t *session, char *data, int len);
 
+int rtsp_session_peek_header(rtsp_session_t *this, char *buf);
+
 void rtsp_session_end(rtsp_session_t *session);