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Code Issues Releases Activity

lavf/webvttenc: fix avio_printf argument types after bump

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Field precision supplied with the '*' specification must be an int.
This commit is contained in:
Anton Khirnov 2021-04-04 10:41:59 +02:00
parent 2822bfbbfb
commit 9168a1c0e6
1 changed files with 13 additions and 4 deletions
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17
libavformat/webvttenc.c
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@ -65,6 +65,7 @@ static int webvtt_write_packet(AVFormatContext *ctx, AVPacket *pkt)
{
AVIOContext *pb = ctx->pb;
buffer_size_t id_size, settings_size;
int id_size_int, settings_size_int;
uint8_t *id, *settings;
avio_printf(pb, "\n");
@ -72,8 +73,12 @@ static int webvtt_write_packet(AVFormatContext *ctx, AVPacket *pkt)
id = av_packet_get_side_data(pkt, AV_PKT_DATA_WEBVTT_IDENTIFIER,
&id_size);
if (id && id_size > 0)
avio_printf(pb, "%.*s\n", id_size, id);
if (id_size > INT_MAX)
return AVERROR(EINVAL);
id_size_int = id_size;
if (id && id_size_int > 0)
avio_printf(pb, "%.*s\n", id_size_int, id);
webvtt_write_time(pb, pkt->pts);
avio_printf(pb, " --> ");
@ -82,8 +87,12 @@ static int webvtt_write_packet(AVFormatContext *ctx, AVPacket *pkt)
settings = av_packet_get_side_data(pkt, AV_PKT_DATA_WEBVTT_SETTINGS,
&settings_size);
if (settings && settings_size > 0)
avio_printf(pb, " %.*s", settings_size, settings);
if (settings_size_int > INT_MAX)
return AVERROR(EINVAL);
settings_size_int = settings_size;
if (settings && settings_size_int > 0)
avio_printf(pb, " %.*s", settings_size_int, settings);
avio_printf(pb, "\n");