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| author | Limin Wang <lance.lmwang@gmail.com> | 2021-12-03 12:07:34 +0800 |
|---|---|---|
| committer | Limin Wang <lance.lmwang@gmail.com> | 2021-12-04 08:26:30 +0800 |
| commit | 3c74ffb01ac3aa567d166362237117a6ca7c0775 (patch) | |
| tree | 1a68b9cb124a48428247a75ae4c2d83fea3bc0b8 | |
| parent | b236ef0a594e20038b4045e2fecd414f1886d212 (diff) | |
| download | ffmpeg-3c74ffb01ac3aa567d166362237117a6ca7c0775.tar.gz | |
avformat/aviobuf: check if read_packet() exist before read_packet_wrapper()
without it, read_packet_wrapper() will return AVERROR(EINVAL) and avio_read
will be failed.
Signed-off-by: Limin Wang <lance.lmwang@gmail.com>
| -rw-r--r-- | libavformat/aviobuf.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c index 5da4dea7b6..14688a2262 100644 --- a/libavformat/aviobuf.c +++ b/libavformat/aviobuf.c @@ -646,7 +646,7 @@ int avio_read(AVIOContext *s, unsigned char *buf, int size) while (size > 0) { len = FFMIN(s->buf_end - s->buf_ptr, size); if (len == 0 || s->write_flag) { - if((s->direct || size > s->buffer_size) && !s->update_checksum) { + if((s->direct || size > s->buffer_size) && !s->update_checksum && s->read_packet) { // bypass the buffer and read data directly into buf len = read_packet_wrapper(s, buf, size); if (len == AVERROR_EOF) { |