Fixed [swscaler ...] bad dst image pointers (tickets ##1708, 1755)

diff --git a/modules/highgui/src/cap_ffmpeg_impl_v2.hpp b/modules/highgui/src/cap_ffmpeg_impl_v2.hpp
index 4ae0982..5dc4d89 100755 (executable)
--- a/modules/highgui/src/cap_ffmpeg_impl_v2.hpp
+++ b/modules/highgui/src/cap_ffmpeg_impl_v2.hpp
@@ -550,8 +550,6 @@ bool CvCapture_FFMPEG::retrieveFrame(int, unsigned char** data, int* step, int*
     if( !video_st || !picture->data[0] )
         return false;
 
-    rgb_picture = *avcodec_alloc_frame();
-
     avpicture_fill((AVPicture*)&rgb_picture, rgb_picture.data[0], PIX_FMT_RGB24, video_st->codec->width, video_st->codec->height);
 
     frame.width = video_st->codec->width;