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ffprobe: Fix null pointer dereference with color primaries

Found-by: AD-lab of venustech
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 837cb4325b712ff1aab531bf41668933f61d75d2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit b2c39fcc3c0749490dc93bca80f56724878b55fe)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-08-22 11:02:38 +02:00
parent 0575adfd4a
commit 5ff09443c5

View File

@ -1789,6 +1789,16 @@ static void print_pkt_side_data(WriterContext *w,
writer_print_section_footer(w); writer_print_section_footer(w);
} }
static void print_primaries(WriterContext *w, enum AVColorPrimaries color_primaries)
{
const char *val = av_color_primaries_name(color_primaries);
if (!val || color_primaries == AVCOL_PRI_UNSPECIFIED) {
print_str_opt("color_primaries", "unknown");
} else {
print_str("color_primaries", val);
}
}
static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx) static void show_packet(WriterContext *w, InputFile *ifile, AVPacket *pkt, int packet_idx)
{ {
char val_str[128]; char val_str[128];
@ -2257,10 +2267,7 @@ static int show_stream(WriterContext *w, AVFormatContext *fmt_ctx, int stream_id
else else
print_str_opt("color_transfer", av_color_transfer_name(par->color_trc)); print_str_opt("color_transfer", av_color_transfer_name(par->color_trc));
if (par->color_primaries != AVCOL_PRI_UNSPECIFIED) print_primaries(w, par->color_primaries);
print_str("color_primaries", av_color_primaries_name(par->color_primaries));
else
print_str_opt("color_primaries", av_color_primaries_name(par->color_primaries));
if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED) if (par->chroma_location != AVCHROMA_LOC_UNSPECIFIED)
print_str("chroma_location", av_chroma_location_name(par->chroma_location)); print_str("chroma_location", av_chroma_location_name(par->chroma_location));