av_guess_sample_aspect_ratio() will return undefined or missing
value as {0,1}. This fixes show_stream() to check numerator to
display 'N/A' when appropriate. show_frame() does this already
correctly.
Signed-off-by: Timo Teräs <timo.teras@iki.fi>
#endif
print_int("has_b_frames", par->video_delay);
sar = av_guess_sample_aspect_ratio(fmt_ctx, stream, NULL);
- if (sar.den) {
+ if (sar.num) {
print_q("sample_aspect_ratio", sar, ':');
av_reduce(&dar.num, &dar.den,
par->width * sar.num,