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ffprobe: print format long_name only if non-NULL

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Fix possible crash when long_name is not defined (for example if
--enable-small).
release/1.0
Stefano Sabatini 12 years ago
parent 3aa1b53256
commit 9543cd593e
1 changed files with 2 additions and 1 deletions
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  1. 3
      ffprobe.c

3
ffprobe.c
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@ -1781,7 +1781,8 @@ static void show_format(WriterContext *w, AVFormatContext *fmt_ctx)
print_str("filename", fmt_ctx->filename); print_str("filename", fmt_ctx->filename);
print_int("nb_streams", fmt_ctx->nb_streams); print_int("nb_streams", fmt_ctx->nb_streams);
print_str("format_name", fmt_ctx->iformat->name); print_str("format_name", fmt_ctx->iformat->name);
print_str("format_long_name", fmt_ctx->iformat->long_name); if (fmt_ctx->iformat->long_name) print_str ("format_long_name", fmt_ctx->iformat->long_name);
else print_str_opt("format_long_name", "unknown");
print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q); print_time("start_time", fmt_ctx->start_time, &AV_TIME_BASE_Q);
print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q); print_time("duration", fmt_ctx->duration, &AV_TIME_BASE_Q);
if (size >= 0) print_val ("size", size, unit_byte_str); if (size >= 0) print_val ("size", size, unit_byte_str);

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