From 9ac20999b3f86a66861d53f5bbaaac9d6094f160 Mon Sep 17 00:00:00 2001
From: Isaac Connor <iconnor@connortechnology.com>
Date: Fri, 5 May 2017 21:11:23 -0400
Subject: [PATCH] rough in

---
 src/zm_event.cpp                          | 66 +++++++++++++++++++++++
 web/skins/classic/views/montagereview.php |  4 +-
 2 files changed, 67 insertions(+), 3 deletions(-)

diff --git a/src/zm_event.cpp b/src/zm_event.cpp
index 89df6bc00..5cec89125 100644
--- a/src/zm_event.cpp
+++ b/src/zm_event.cpp
@@ -1259,6 +1259,7 @@ bool EventStream::sendFrame( int delta_us ) {
   static struct stat filestat;
   FILE *fdj = NULL;
 
+  // This needs to be abstracted.  
   if ( monitor->GetOptSaveJPEGs() & 1) {
   snprintf( filepath, sizeof(filepath), Event::capture_file_format, event_data->path, curr_frame_id );
   } else if ( monitor->GetOptSaveJPEGs() & 2 ) {
@@ -1269,10 +1270,75 @@ bool EventStream::sendFrame( int delta_us ) {
     }
 
   } else {
+    AVFormatContext *pFormatCtx = NULL;
+    snprintf( filepath, sizeof(filepath), "%s/%d-video.mp4", event_data->path, event_date->id );
+
+    // Open video file
+    if(avformat_open_input(&pFormatCtx, , NULL, 0, NULL)!=0)
+      return false; // Couldn't open file
+    }
+
+int i;
+AVCodecContext *pCodecCtxOrig = NULL;
+AVCodecContext *pCodecCtx = NULL;
+
+// Find the first video stream
+videoStream=-1;
+for(i=0; i<pFormatCtx->nb_streams; i++)
+  if(pFormatCtx->streams[i]->codec->codec_type==AVMEDIA_TYPE_VIDEO) {
+    videoStream=i;
+    break;
+  }
+if(videoStream==-1)
+  return -1; // Didn't find a video stream
+
+// Get a pointer to the codec context for the video stream
+pCodecCtx=pFormatCtx->streams[videoStream]->codec;
     Fatal("JPEGS not saved.zms is not capable of streaming jpegs from mp4 yet");
     return false;
   }
 
+AVCodec *pCodec = NULL;
+
+// Find the decoder for the video stream
+pCodec=avcodec_find_decoder(pCodecCtx->codec_id);
+if(pCodec==NULL) {
+  fprintf(stderr, "Unsupported codec!\n");
+  return -1; // Codec not found
+}
+// Copy context
+pCodecCtx = avcodec_alloc_context3(pCodec);
+if(avcodec_copy_context(pCodecCtx, pCodecCtxOrig) != 0) {
+  fprintf(stderr, "Couldn't copy codec context");
+  return -1; // Error copying codec context
+}
+// Open codec
+if(avcodec_open2(pCodecCtx, pCodec)<0)
+  return -1; // Could not open codec
+
+AVFrame *pFrame = NULL;
+
+// Allocate video frame
+pFrame=av_frame_alloc();
+
+// Allocate an AVFrame structure
+pFrameRGB=av_frame_alloc();
+if(pFrameRGB==NULL)
+  return -1;
+
+uint8_t *buffer = NULL;
+int numBytes;
+// Determine required buffer size and allocate buffer
+numBytes=avpicture_get_size(PIX_FMT_RGB24, pCodecCtx->width,
+                            pCodecCtx->height);
+buffer=(uint8_t *)av_malloc(numBytes*sizeof(uint8_t));
+
+// Assign appropriate parts of buffer to image planes in pFrameRGB
+// Note that pFrameRGB is an AVFrame, but AVFrame is a superset
+// of AVPicture
+avpicture_fill((AVPicture *)pFrameRGB, buffer, PIX_FMT_RGB24,
+                pCodecCtx->width, pCodecCtx->height);
+
 #if HAVE_LIBAVCODEC
   if ( type == STREAM_MPEG ) {
     Image image( filepath );
diff --git a/web/skins/classic/views/montagereview.php b/web/skins/classic/views/montagereview.php
index 5d4e279ed..5a153dd9e 100644
--- a/web/skins/classic/views/montagereview.php
+++ b/web/skins/classic/views/montagereview.php
@@ -107,7 +107,7 @@ if ( !empty($_REQUEST['group']) ) {
     $row = dbFetchOne( 'SELECT * FROM Groups WHERE Id = ?', NULL, array($_REQUEST['group']) );
     $monitorsSql = "SELECT * FROM Monitors WHERE Function != 'None' AND find_in_set( Id, '".$row['MonitorIds']."' ) ";
 } else {
-    $monitorsSql = "SELECT * FROM Monitors WHERE 1>0";
+    $monitorsSql = "SELECT * FROM Monitors WHERE Function != 'None'";
     $group = '';
 }
 
@@ -125,8 +125,6 @@ $eventsSql = '
   INNER JOIN Monitors AS M ON (E.MonitorId = M.Id)
   WHERE NOT isnull(E.Frames) AND NOT isnull(StartTime)';
 
-
-
 //    select E.Id,E.Name,UNIX_TIMESTAMP(E.StartTime) as StartTimeSecs,UNIX_TIMESTAMP(max(DATE_ADD(E.StartTime, Interval Delta+0.5 Second))) as CalcEndTimeSecs, E.Length,max(F.FrameId) as Frames,E.MaxScore,E.Cause,E.Notes,E.Archived,E.MonitorId
 //    from Events as E
 //    inner join Monitors as M on (E.MonitorId = M.Id)