FileProperties: getDuration returns 0 if the info is not available

Clement Champetier · Clement Champetier · commit 591b1593368b · 2016-06-20T16:14:09.000+02:00
diff --git a/src/AvTranscoder/properties/FileProperties.cpp b/src/AvTranscoder/properties/FileProperties.cpp
@@ -186,6 +186,9 @@ float FileProperties::getDuration() const
 {
     if(!_avFormatContext)
         throw std::runtime_error("unknown format context");
+    const size_t duration = _avFormatContext->duration;
+    if(duration == (size_t)AV_NOPTS_VALUE)
+        return 0;
     return 1.0 * _avFormatContext->duration / AV_TIME_BASE;
 }
 
diff --git a/src/AvTranscoder/properties/FileProperties.hpp b/src/AvTranscoder/properties/FileProperties.hpp
@@ -46,7 +46,7 @@ class AvExport FileProperties
 
     size_t getProgramsCount() const;
     double getStartTime() const;
-    float getDuration() const; ///< in seconds
+    float getDuration() const; ///< in seconds, 0 if not available
     size_t getBitRate() const; ///< total stream bitrate in bit/s, 0 if not available (result of a computation by ffmpeg)
     size_t getPacketSize() const;
 

Original file line number	Diff line number	Diff line change
`@@ -186,6 +186,9 @@ float FileProperties::getDuration() const`
`186`	`186`	`{`
`187`	`187`	`if(!_avFormatContext)`
`188`	`188`	`throw std::runtime_error("unknown format context");`
	`189`	`+ const size_t duration = _avFormatContext->duration;`
	`190`	`+ if(duration == (size_t)AV_NOPTS_VALUE)`
	`191`	`+ return 0;`
`189`	`192`	`return 1.0 * _avFormatContext->duration / AV_TIME_BASE;`
`190`	`193`	`}`
`191`	`194`