[vlc-devel] [PATCH 26/27] dash: added buffer and downloader to manager
Christopher Mueller
christopher.mueller at itec.aau.at
Fri Feb 3 11:57:44 CET 2012
---
modules/stream_filter/dash/DASHManager.cpp | 60 ++++++++-------------------
modules/stream_filter/dash/DASHManager.h | 12 ++++-
2 files changed, 27 insertions(+), 45 deletions(-)
diff --git a/modules/stream_filter/dash/DASHManager.cpp b/modules/stream_filter/dash/DASHManager.cpp
index 9af2620..ceeb0e7 100644
--- a/modules/stream_filter/dash/DASHManager.cpp
+++ b/modules/stream_filter/dash/DASHManager.cpp
@@ -32,17 +32,18 @@ using namespace dash::http;
using namespace dash::xml;
using namespace dash::logic;
using namespace dash::mpd;
+using namespace dash::buffer;
using namespace dash::exception;
DASHManager::DASHManager ( HTTPConnectionManager *conManager, MPD *mpd,
IAdaptationLogic::LogicType type, stream_t *stream) :
- conManager( conManager ),
- currentChunk( NULL ),
- adaptationLogic( NULL ),
- logicType( type ),
- mpdManager( NULL ),
- mpd( mpd ),
- stream(stream)
+ conManager ( conManager ),
+ currentChunk ( NULL ),
+ adaptationLogic( NULL ),
+ logicType ( type ),
+ mpdManager ( NULL ),
+ mpd ( mpd ),
+ stream (stream)
{
this->mpdManager = mpd::MPDManagerFactory::create( mpd );
if ( this->mpdManager == NULL )
@@ -51,54 +52,29 @@ DASHManager::DASHManager ( HTTPConnectionManager *conManager, MPD *mpd,
if ( this->adaptationLogic == NULL )
return ;
this->conManager->attach(this->adaptationLogic);
+
+ this->buffer = new BlockBuffer(this->stream);
+ this->downloader = new DASHDownloader(this->conManager, this->adaptationLogic, this->buffer);
}
DASHManager::~DASHManager ()
{
+ delete this->downloader;
delete this->adaptationLogic;
delete this->mpdManager;
}
+bool DASHManager::start()
+{
+ return this->downloader->start();
+}
int DASHManager::read( void *p_buffer, size_t len )
{
- if ( this->currentChunk == NULL )
- {
- try
- {
- this->currentChunk = this->adaptationLogic->getNextChunk();
- }
- catch(EOFException &e)
- {
- this->currentChunk = NULL;
- return 0;
- }
- }
-
- int ret = this->conManager->read( this->currentChunk, p_buffer, len );
- if ( ret == 0 )
- {
- this->currentChunk = NULL;
- return this->read(p_buffer, len );
- }
-
- return ret;
+ return this->buffer->get(p_buffer, len);
}
int DASHManager::peek( const uint8_t **pp_peek, size_t i_peek )
{
- if ( this->currentChunk == NULL )
- {
- try
- {
- this->currentChunk = this->adaptationLogic->getNextChunk();
- }
- catch(EOFException &e)
- {
- return 0;
- }
- }
-
- int ret = this->conManager->peek( this->currentChunk, pp_peek, i_peek );
- return ret;
+ return this->buffer->peek(pp_peek, i_peek);
}
const mpd::IMPDManager* DASHManager::getMpdManager() const
diff --git a/modules/stream_filter/dash/DASHManager.h b/modules/stream_filter/dash/DASHManager.h
index 928fbd3..40aea13 100644
--- a/modules/stream_filter/dash/DASHManager.h
+++ b/modules/stream_filter/dash/DASHManager.h
@@ -31,6 +31,8 @@
#include "adaptationlogic/AdaptationLogicFactory.h"
#include "mpd/IMPDManager.h"
#include "mpd/MPDManagerFactory.h"
+#include "buffer/BlockBuffer.h"
+#include "DASHDownloader.h"
#include "exceptions/EOFException.h"
#include "mpd/MPD.h"
@@ -43,9 +45,11 @@ namespace dash
logic::IAdaptationLogic::LogicType type, stream_t *stream);
virtual ~DASHManager ();
- int read( void *p_buffer, size_t len );
- int peek( const uint8_t **pp_peek, size_t i_peek );
- const mpd::IMPDManager* getMpdManager() const;
+ bool start ();
+ int read ( void *p_buffer, size_t len );
+ int peek ( const uint8_t **pp_peek, size_t i_peek );
+
+ const mpd::IMPDManager* getMpdManager () const;
const logic::IAdaptationLogic* getAdaptionLogic() const;
private:
@@ -56,6 +60,8 @@ namespace dash
mpd::IMPDManager *mpdManager;
mpd::MPD *mpd;
stream_t *stream;
+ DASHDownloader *downloader;
+ buffer::BlockBuffer *buffer;
};
}
--
1.7.0.4
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