ffmpeg: fix null ptr deref in psnr printing code

Fixes CID205005 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago · fa48da1ee9
parent a1af505d66
commit fa48da1ee9
1 changed files with 1 additions and 1 deletions
--- a/ffmpeg.c
+++ b/ffmpeg.c
@ -1123,7 +1123,7 @@ static void print_report(int is_last_report, int64_t timer_start, int64_t cur_ti
                for (j = 0; j < 32; j++)
                    snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%X", (int)lrintf(log2(qp_histogram[j] + 1)));
            }
-            if (enc->flags&CODEC_FLAG_PSNR) {
+            if ((enc->flags&CODEC_FLAG_PSNR) && (enc->coded_frame || is_last_report)) {
                int j;
                double error, error_sum = 0;
                double scale, scale_sum = 0;