@@ -1394,9 +1394,15 @@ typedef struct AVFormatContext {
#define AVFMT_FLAG_AUTO_BSF 0x200000 ///< Add bitstream filters as requested by the muxer
/**
- * Maximum size of the data read from input for determining
- * the input container format.
+ * Maximum number of bytes read from input in order to determine stream
+ * properties. Used when reading the global header and in
+ * avformat_find_stream_info().
+ *
* Demuxing only, set by the caller before avformat_open_input().
+ *
+ * @note this is \e not used for determining the \ref AVInputFormat
+ * "input format"
+ * @sa format_probesize
*/
int64_t probesize;
@@ -1671,9 +1677,13 @@ typedef struct AVFormatContext {
int probe_score;
/**
- * number of bytes to read maximally to identify format.
- * - encoding: unused
- * - decoding: set by user
+ * Maximum number of bytes read from input in order to identify the
+ * \ref AVInputFormat "input format". Only used when the format is not set
+ * explicitly by the caller.
+ *
+ * Demuxing only, set by the caller before avformat_open_input().
+ *
+ * @sa probesize
*/
int format_probesize;