From f4dc6f65497a805dad971feac1bce0f36ddd4ce5 Mon Sep 17 00:00:00 2001
From: deva <deva>
Date: Thu, 26 May 2005 12:48:36 +0000
Subject: *** empty log message ***

---
 src/mov_encoder_writer.cc | 90 ++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 82 insertions(+), 8 deletions(-)

(limited to 'src/mov_encoder_writer.cc')

diff --git a/src/mov_encoder_writer.cc b/src/mov_encoder_writer.cc
index 941ef85..89ddc3d 100644
--- a/src/mov_encoder_writer.cc
+++ b/src/mov_encoder_writer.cc
@@ -31,6 +31,9 @@
 
 /*
  * $Log$
+ * Revision 1.2  2005/05/26 12:48:36  deva
+ * *** empty log message ***
+ *
  * Revision 1.1  2005/05/22 15:49:22  deva
  * Added multithreaded encoding support.
  *
@@ -48,10 +51,16 @@
 #include <config.h>
 #include "mov_encoder_writer.h"
 
-MovEncoderWriter::MovEncoderWriter(const char* filename, FramePriorityQueue *q, sem_t *s, pthread_mutex_t *m)
+MovEncoderWriter::MovEncoderWriter(const char* fname, FramePriorityQueue *q, sem_t *s, pthread_mutex_t *m)
 {
-  file = open(filename, 
-              O_CREAT | O_WRONLY, //| O_LARGEFILE
+  // Append suffix
+  char f[256];
+  sprintf(f, "%s.mpg", fname);
+
+  filename = string(fname);
+  
+  file = open(f, 
+              O_CREAT | O_WRONLY | O_SYNC, //| O_LARGEFILE
               S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
   if(file == -1) {
     fprintf(stderr, "Could not open file for writing: %s\n", strerror(errno));
@@ -64,6 +73,8 @@ MovEncoderWriter::MovEncoderWriter(const char* filename, FramePriorityQueue *q,
   mutex = m;
 
   running = true;
+
+  sequence_number = 0;
 }
 
 MovEncoderWriter::~MovEncoderWriter()
@@ -71,9 +82,13 @@ MovEncoderWriter::~MovEncoderWriter()
   if(file != -1) close(file);
 }
 
+//#define TEST_BIG_FILE 10*1024*1024
 void MovEncoderWriter::run()
 {
-  fprintf(stderr, "\t\t\t\t\t\t\t\t\tFile Writer ready!\n"); fflush(stderr);
+#ifdef TEST_BIG_FILE
+  char big_buf[TEST_BIG_FILE];
+#endif/* TEST_BIG_FILE*/
+  //  fprintf(stderr, "\t\t\t\t\t\t\t\t\tFile Writer ready!\n"); fflush(stderr);
 
   Frame *frame;
 
@@ -96,14 +111,73 @@ void MovEncoderWriter::run()
     }
     */
 
-    fprintf(stderr, "\t\t\t\t\t\t\t\t\tChecking frame [%d] against expected [%d]\n", 
-            frame->number, frame_number); fflush(stderr);
+    //    fprintf(stderr, "\t\t\t\t\t\t\t\t\tChecking frame [%d] against expected [%d]\n", 
+    //        frame->number, frame_number); fflush(stderr);
     while(frame->number == frame_number) {
 
-      write(file, frame->data, frame->size);
+      int ret;
+#ifdef TEST_BIG_FILE
+      ret = write(file, big_buf, TEST_BIG_FILE);
+#else /* TEST_BIG_FILE */
+      ret = write(file, frame->data, frame->size);
+#endif /* TEST_BIG_FILE */
+
+      if(ret == -1) {
+        fprintf(stderr, "Error in filewriter\n"); fflush(stderr);
+        switch(errno) {
+        case EAGAIN: // Non-blocking I/O has been selected using O_NONBLOCK and the write would block.
+        case EBADF:  // fd is not a valid file descriptor or is not open for writing.
+        case EFAULT: // buf is outside your accessible address space.
+        case EINTR:  // The call was interrupted by a signal before any data was written.
+        case EINVAL: // fd is attached to an object which is unsuitable for writing.
+        case EIO:    // A low-level I/O error occurred while modifying the inode.
+        case ENOSPC: // The device containing the file referred to by fd has no room for the data.
+        case EPIPE:  // fd is connected to a pipe or socket whose reading end is closed.  When this hap-
+                     // pens the writing process will also receive a SIGPIPE signal.  (Thus,  the  write
+                     // return  value  is  seen only if the program catches, blocks or ignores this sig-
+                     // nal.)
+          fprintf(stderr, "Could not write to file: %s\n", strerror(errno)); fflush(stderr);
+          return;
+
+        case EFBIG:  // An attempt was made to write a file that exceeds the implementation-defined max-
+                     // imum file size or the process' file size limit, or to write at a  position  past
+                     // than the maximum allowed offset.
+          fprintf(stderr, "Attempting to write to a new file\n"); fflush(stderr);
+          // Close current file
+          if(file != -1) close(file);
+          {
+            sequence_number++;
+            // Create new filename
+            char f[256];
+            sprintf(f, "%s-%d.mpg", filename.c_str(), sequence_number);
+            
+            // Open new file
+            file = open(f, 
+                        O_CREAT | O_WRONLY | O_SYNC, //| O_LARGEFILE
+                        S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH);
+            if(file == -1) {
+              fprintf(stderr, "Could not open file for writing: %s\n", strerror(errno)); fflush(stderr);
+              return;
+            }
+          }
+          // Do write again.
+#ifdef TEST_BIG_FILE
+          ret = write(file, big_buf, TEST_BIG_FILE);
+#else /* TEST_BIG_FILE */
+          ret = write(file, frame->data, frame->size);
+#endif /* TEST_BIG_FILE */
+          if(ret == -1) {
+            fprintf(stderr, "Could not write to file: %s\n", strerror(errno)); fflush(stderr);
+            return;
+          }
+          fprintf(stderr, "Success\n"); fflush(stderr);
+          break;
+        }
+      }
+
       delete frame;
       
-      fprintf(stderr, "\t\t\t\t\t\t\t\t\tWrite frame [%d]\n", frame->number); fflush(stderr);
+      //      fprintf(stderr, "\t\t\t\t\t\t\t\t\tWrite frame [%d]\n", frame->number); fflush(stderr);
 
       frame_number++;
 
-- 
cgit v1.2.3