From 7703d19c40220419279670d7fc3ac22bd2a91f83 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Tue, 17 Sep 2013 00:57:11 +0200 Subject: [PATCH] lavf/options_table: improve option help text Contains text suggested by carl Signed-off-by: Michael Niedermayer --- doc/formats.texi | 6 ++++-- libavformat/options_table.h | 4 ++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/doc/formats.texi b/doc/formats.texi index 51a97f515c..b535a5f015 100644 --- a/doc/formats.texi +++ b/doc/formats.texi @@ -58,7 +58,8 @@ Reduce the latency introduced by optional buffering @end table @item seek2any @var{integer} (@emph{input}) -Forces seeking to enable seek to any mode if set to 1. Default is 0. +Allow seeking to non-keyframes on demuxer level when supported if set to 1. +Default is 0. @item analyzeduration @var{integer} (@emph{input}) Specify how many microseconds are analyzed to probe the input. A @@ -137,7 +138,8 @@ Also note that this affects only leading negative timestamps, and not non-monotonic negative timestamps. @item skip_initial_bytes @var{integer} (@emph{input}) -Set number initial bytes to skip. Default is 0. +Set number of bytes to skip before reading header and frames if set to 1. +Default is 0. @item correct_ts_overflow @var{integer} (@emph{input}) Correct single timestamp overflows if set to 1. Default is 1. diff --git a/libavformat/options_table.h b/libavformat/options_table.h index 527943932a..982eaa05aa 100644 --- a/libavformat/options_table.h +++ b/libavformat/options_table.h @@ -49,7 +49,7 @@ static const AVOption avformat_options[] = { {"keepside", "don't merge side data", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_KEEP_SIDE_DATA }, INT_MIN, INT_MAX, D, "fflags"}, {"latm", "enable RTP MP4A-LATM payload", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_MP4A_LATM }, INT_MIN, INT_MAX, E, "fflags"}, {"nobuffer", "reduce the latency introduced by optional buffering", 0, AV_OPT_TYPE_CONST, {.i64 = AVFMT_FLAG_NOBUFFER }, 0, INT_MAX, D, "fflags"}, -{"seek2any", "forces seeking to enable seek to any mode", OFFSET(seek2any), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, D}, +{"seek2any", "allow seeking to non-keyframes on demuxer level when supported", OFFSET(seek2any), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 1, D}, {"analyzeduration", "specify how many microseconds are analyzed to probe the input", OFFSET(max_analyze_duration), AV_OPT_TYPE_INT, {.i64 = 5*AV_TIME_BASE }, 0, INT_MAX, D}, {"cryptokey", "decryption key", OFFSET(key), AV_OPT_TYPE_BINARY, {.dbl = 0}, 0, 0, D}, {"indexmem", "max memory used for timestamp index (per stream)", OFFSET(max_index_size), AV_OPT_TYPE_INT, {.i64 = 1<<20 }, 0, INT_MAX, D}, @@ -74,7 +74,7 @@ static const AVOption avformat_options[] = { {"aggressive", "consider things that a sane encoder shouldn't do as an error", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_AGGRESSIVE }, INT_MIN, INT_MAX, D, "err_detect"}, {"use_wallclock_as_timestamps", "use wallclock as timestamps", OFFSET(use_wallclock_as_timestamps), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX-1, D}, {"avoid_negative_ts", "shift timestamps to make them non-negative. 1 enables, 0 disables, default of -1 enables when required by target format.", OFFSET(avoid_negative_ts), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, E}, -{"skip_initial_bytes", "skip initial bytes", OFFSET(skip_initial_bytes), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX-1, D}, +{"skip_initial_bytes", "set number of bytes to skip before reading header and frames", OFFSET(skip_initial_bytes), AV_OPT_TYPE_INT, {.i64 = 0}, 0, INT_MAX-1, D}, {"correct_ts_overflow", "correct single timestamp overflows", OFFSET(correct_ts_overflow), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, D}, {"flush_packets", "enable flushing of the I/O context after each packet", OFFSET(flush_packets), AV_OPT_TYPE_INT, {.i64 = 1}, 0, 1, E}, {NULL},