1 files changed, 238 insertions, 0 deletions
diff --git a/mpeglib/lib/output/outputStream.cpp b/mpeglib/lib/output/outputStream.cpp
new file mode 100644
index 00000000..ef209cbc
--- /dev/null
+++ b/mpeglib/lib/output/outputStream.cpp
@@ -0,0 +1,238 @@
+/*
+  generic output class
+  Copyright (C) 1999  Martin Vogt
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of the GNU Library General Public License as published by
+  the Free Software Foundation.
+
+  For more information look at the file COPYRIGHT in this package
+
+ */
+
+
+#include "outputStream.h"
+#include "../util/mmx/mmx.h"
+
+#include <iostream>
+
+using namespace std;
+
+OutputStream::OutputStream() {
+  // we call mm_support() here because it is the only position
+  // where we gurantee that not threads are
+  // running (the call is not thread safe)
+  // afer the call we never execute the asm part again
+  // and everything is fine
+  mm_support();
+  abs_thread_mutex_init(&stateChangeMut);
+  abs_thread_cond_init(&stateChangeCond);
+
+  audioState=0;
+  videoState=0;
+  audioInit();
+  videoInit();
+}
+
+
+OutputStream::~OutputStream() {
+  audioInit();
+  videoInit();
+  abs_thread_cond_destroy(&stateChangeCond);
+  abs_thread_mutex_destroy(&stateChangeMut);
+}
+
+
+int OutputStream::audioInit() {
+  sendSignal(_STREAM_MASK_IS_INIT,false,_STREAMTYPE_AUDIO);
+  sendSignal(_STREAM_MASK_IS_EOF,false,_STREAMTYPE_AUDIO);
+  sendSignal(_STREAM_MASK_IS_DATA,false,_STREAMTYPE_AUDIO);
+  return true;
+}
+
+
+int OutputStream::audioSetup(int ,int ,
+			     int ,int ,int ) {
+  sendSignal(_STREAM_MASK_IS_INIT,true,_STREAMTYPE_AUDIO);
+  return true;
+}
+
+
+int OutputStream::audioPlay(TimeStamp* ,
+			    TimeStamp* ,char* , int len) {
+  sendSignal(_STREAM_MASK_IS_DATA,true,_STREAMTYPE_AUDIO);
+  return len;
+}
+
+void OutputStream::audioFlush() {
+  sendSignal(_STREAM_MASK_IS_EOF,true,_STREAMTYPE_AUDIO);
+}
+
+
+void OutputStream::audioClose() {
+  cerr << "direct virtual call OutputStream::audioClose"<<endl;
+  exit(0);
+}
+
+void OutputStream::audioOpen() {
+  cerr << "direct virtual call OutputStream::audioOpen"<<endl;
+  exit(0);
+}
+
+
+
+void OutputStream::sendSignal(int signal,int value,int streamType) {
+  abs_thread_mutex_lock(&stateChangeMut);
+  int* modifyState=NULL;
+  switch(streamType) {
+  case _STREAMTYPE_AUDIO:
+    modifyState=&audioState;
+    break;
+  case _STREAMTYPE_VIDEO:
+    modifyState=&videoState;
+    break;
+  default:
+    cout << "unknown streamType:"<<streamType
+	 <<" in OutputStream::sendSignal"<<endl;
+    exit(0);
+  }
+  // should we set the bit?
+  if (value==true) {
+    // set it with "or"
+    *modifyState|=signal;
+  } else {
+    // we should remove the bit
+    // is it currently set?
+    if (*modifyState & signal) {
+      // remove it
+      *modifyState-=signal;
+    }
+  }
+
+
+  abs_thread_cond_signal(&stateChangeCond);
+  abs_thread_mutex_unlock(&stateChangeMut);
+ 
+}
+
+
+int OutputStream::getPreferredDeliverSize() {
+  cerr << "direct virtual call OutputStream::getPreferredDeliverSize()"<<endl;
+  return 4096;
+}
+
+int OutputStream::videoInit() {
+  sendSignal(_STREAM_MASK_IS_INIT,false,_STREAMTYPE_VIDEO);
+  sendSignal(_STREAM_MASK_IS_EOF,false,_STREAMTYPE_VIDEO);
+  sendSignal(_STREAM_MASK_IS_DATA,false,_STREAMTYPE_VIDEO);
+  return true;
+}
+
+int OutputStream::openWindow(int , int ,const char* ) {
+  sendSignal(_STREAM_MASK_IS_INIT,true,_STREAMTYPE_VIDEO);
+  return true;
+}
+
+int OutputStream::x11WindowId() {
+ cout << "direct virtual call OutputStream::x11WindowId()" << endl;
+ return -1;
+}
+
+void OutputStream::closeWindow() {
+  cerr << "direct virtual call OutputStream::closeWindow"<<endl;
+  exit(0);
+}
+
+void OutputStream::flushWindow() {
+  sendSignal(_STREAM_MASK_IS_EOF,true,_STREAMTYPE_VIDEO);
+} 
+
+
+PictureArray* OutputStream::lockPictureArray() {
+  cerr << "direct virtual call OutputStream::lockPictureArray"<<endl;
+  exit(0);
+  return NULL;
+}
+
+
+void OutputStream::unlockPictureArray(PictureArray* ) {
+  sendSignal(_STREAM_MASK_IS_DATA,true,_STREAMTYPE_VIDEO);
+}
+
+
+
+
+
+int OutputStream::getOutputInit() {
+  cerr << "direct virtual call OutputStream::getOutputInit"<<endl;
+  exit(0);
+  return false;
+}
+
+
+void OutputStream::setOutputInit(int lInit) {
+  cerr << "direct virtual call OutputStream::setOutputInit:"<<lInit<<endl;
+  exit(0);
+}
+
+
+
+void OutputStream::writeInfo(PluginInfo* ) {
+
+}
+
+
+void OutputStream::config(const char* key,
+			  const char* value,void* user_data) {
+  cerr << "direct virtual call OutputStream::config"<<endl;
+  printf("key:%s\n",key);
+  printf("value:%s\n",value);
+  printf("user_data:%p\n",user_data);
+  exit(0);
+}
+ 
+int OutputStream::getFrameusec() {
+  cerr << "direct virtual call OutputStream::getFrameusec"<<endl;
+  return 0;
+}
+ 
+
+
+int OutputStream::waitStreamState(int method,int mask,int streamType) {
+
+  int* waitState=NULL;
+  switch(streamType) {
+  case _STREAMTYPE_AUDIO:
+    waitState=&audioState;
+    break;
+  case _STREAMTYPE_VIDEO:
+    waitState=&videoState;
+    break;
+  default:
+    cout << "unknown streamType:"<<streamType
+	 <<" in OutputStream::waitStreamState"<<endl;
+    exit(0);
+  }
+
+  if (method == _OUTPUT_WAIT_METHOD_BLOCK) {
+    abs_thread_mutex_lock(&stateChangeMut);
+    while ((*waitState &= mask)==0) {
+      cout << "waitStreamState:"<<waitState<<endl;
+      cout << "mask:"<<mask<<endl;
+      abs_thread_cond_wait(&stateChangeCond,&stateChangeMut);
+    }
+    abs_thread_mutex_unlock(&stateChangeMut);
+    return true;
+  }
+    
+  int back=false;
+  if (method == _OUTPUT_WAIT_METHOD_POLL) {
+    abs_thread_mutex_lock(&stateChangeMut);
+    back=*waitState;
+    abs_thread_mutex_unlock(&stateChangeMut);
+    return back;
+  }    
+  cout << " OutputStream::waitStreamState method not implemented"<<endl;
+  exit(0);
+  return 0; 
+}