use original image type (8-bit grayscale or 24-bit RGB) in the case of RAW video...

diff --git a/modules/highgui/src/cap_ffmpeg.cpp b/modules/highgui/src/cap_ffmpeg.cpp
index 69614d9..2653bad 100644 (file)
--- a/modules/highgui/src/cap_ffmpeg.cpp
+++ b/modules/highgui/src/cap_ffmpeg.cpp
@@ -1270,6 +1270,8 @@ bool CvVideoWriter_FFMPEG::open( const char * filename, int fourcc,
       bitrate_scale = 128;
       break;
     case CODEC_ID_RAWVIDEO:
+      codec_pix_fmt = input_pix_fmt;
+      break;
     default:
         // good for lossy formats, MPEG, etc.
         codec_pix_fmt = PIX_FMT_YUV420P;