diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2014-07-04 03:42:30 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-07-04 04:00:27 +0200 |
| commit | 6691eee48c7f08caf479ce3562a1c83447529ab9 (patch) | |
| tree | cd4aa94848e70b4493854139292100a3bddcca94 | |
| parent | 726e253b004de9511f63625ce95feee4d9aeaff0 (diff) | |
avformat/img2dec: avoid seekback on probeing
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
| -rw-r--r-- | libavformat/img2dec.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c index b96ac5cbee..71b50b19bb 100644 --- a/libavformat/img2dec.c +++ b/libavformat/img2dec.c @@ -29,6 +29,7 @@ #include "libavutil/parseutils.h" #include "libavutil/intreadwrite.h" #include "avformat.h" +#include "avio_internal.h" #include "internal.h" #include "img2.h" @@ -308,7 +309,6 @@ int ff_img_read_header(AVFormatContext *s1) uint8_t *probe_buffer = av_realloc(NULL, probe_buffer_size + AVPROBE_PADDING_SIZE); AVInputFormat *fmt = NULL; AVProbeData pd; - int ret; if (!probe_buffer) return AVERROR(ENOMEM); @@ -319,7 +319,6 @@ int ff_img_read_header(AVFormatContext *s1) return probe_buffer_size; } memset(probe_buffer + probe_buffer_size, 0, AVPROBE_PADDING_SIZE); - avio_seek(s1->pb, -8, SEEK_CUR); pd.buf = probe_buffer; pd.buf_size = 8; @@ -336,7 +335,7 @@ int ff_img_read_header(AVFormatContext *s1) break; } } - av_free(probe_buffer); + ffio_rewind_with_probe_data(s1->pb, &probe_buffer, probe_buffer_size); } if (st->codec->codec_id == AV_CODEC_ID_NONE) st->codec->codec_id = ff_guess_image2_codec(s->path); |