diff options
| -rw-r--r-- | libavformat/avformat.h | 2 | ||||
| -rw-r--r-- | libavformat/format.c | 10 |
2 files changed, 8 insertions, 4 deletions
diff --git a/libavformat/avformat.h b/libavformat/avformat.h index 923b282d41..f28186f7c7 100644 --- a/libavformat/avformat.h +++ b/libavformat/avformat.h @@ -396,7 +396,7 @@ typedef struct AVProbeData { const char *filename; unsigned char *buf; /**< Buffer must have AVPROBE_PADDING_SIZE of extra allocated bytes filled with zero. */ int buf_size; /**< Size of buf except extra allocated bytes */ - uint8_t *mime_type; /**< mime_type, when known. */ + const char *mime_type; /**< mime_type, when known. */ } AVProbeData; #define AVPROBE_SCORE_EXTENSION 50 ///< score for file extension diff --git a/libavformat/format.c b/libavformat/format.c index 11f9a52280..24b7205d44 100644 --- a/libavformat/format.c +++ b/libavformat/format.c @@ -242,6 +242,7 @@ int av_probe_input_buffer(AVIOContext *pb, AVInputFormat **fmt, AVProbeData pd = { filename ? filename : "" }; uint8_t *buf = NULL; int ret = 0, probe_size; + uint8_t *mime_type_opt = NULL; if (!max_probe_size) max_probe_size = PROBE_BUF_MAX; @@ -254,8 +255,11 @@ int av_probe_input_buffer(AVIOContext *pb, AVInputFormat **fmt, return AVERROR(EINVAL); avio_skip(pb, offset); max_probe_size -= offset; - if (pb->av_class) - av_opt_get(pb, "mime_type", AV_OPT_SEARCH_CHILDREN, &pd.mime_type); + if (pb->av_class) { + av_opt_get(pb, "mime_type", AV_OPT_SEARCH_CHILDREN, &mime_type_opt); + pd.mime_type = (const char *)mime_type_opt; + mime_type_opt = NULL; + } for (probe_size = PROBE_BUF_MIN; probe_size <= max_probe_size && !*fmt; probe_size = FFMIN(probe_size << 1, FFMAX(max_probe_size, probe_size + 1))) { @@ -301,6 +305,6 @@ fail: (ret = ffio_rewind_with_probe_data(pb, buf, pd.buf_size)) < 0) { av_free(buf); } - av_free(pd.mime_type); + av_freep(&pd.mime_type); return ret; } |