avcodec/cfhdenc: do not try to encode junk

4 years ago · 33025ab976
parent fbfa78508b
commit 33025ab976
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/cfhdenc.c
+++ b/libavcodec/cfhdenc.c
@ -742,7 +742,7 @@ static int cfhd_encode_frame(AVCodecContext *avctx, AVPacket *pkt,

                for (int m = 0; m < height; m++) {
                    for (int j = 0; j < stride; j++) {
-                        int16_t index = FFSIGN(data[j]) * lut[FFABS(data[j])];
+                        int16_t index = j >= width ? 0 : FFSIGN(data[j]) * lut[FFABS(data[j])];

                        if (index < 0)
                            index += 512;