Fixed compatibility with pHash ruby gem (https://github.com/toy/pHash).

see http://stackoverflow.com/questions/23414036/segmentation-fault-error-when-trying-to-compare-two-videos-with-phash-library-an
hszcg · Jul 21, 2014 · 85218a6 · 85218a6
1 parent 73e9cd9
commit 85218a6
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/pHash-0.9.6/src/cimgffmpeg.cpp b/pHash-0.9.6/src/cimgffmpeg.cpp
@@ -344,7 +344,7 @@ int NextFrames(VFInfo *st_info, CImgList<uint8_t> *pFrameList)
 
 int GetNumberStreams(const char *file)
 {
-	 AVFormatContext *pFormatCtx;
+	 AVFormatContext *pFormatCtx = NULL;
 	 av_log_set_level(AV_LOG_QUIET);
 	 av_register_all();
 	// Open video file
@@ -362,7 +362,7 @@ int GetNumberStreams(const char *file)
 long GetNumberVideoFrames(const char *file)
 {
     long nb_frames = 0L;
-	AVFormatContext *pFormatCtx;
+	AVFormatContext *pFormatCtx = NULL;
     av_log_set_level(AV_LOG_QUIET);
 	av_register_all();
 	// Open video file
@@ -408,7 +408,7 @@ long GetNumberVideoFrames(const char *file)
 float fps(const char *filename)
 {
         float result = 0;
-	AVFormatContext *pFormatCtx;
+	AVFormatContext *pFormatCtx = NULL;
 
 	// Open video file
 	if (avformat_open_input(&pFormatCtx, filename, NULL, NULL))