Signed-off-by: Paul B Mahol <one...@gmail.com>
---
doc/bitstream_filters.texi | 5 ++++-
libavcodec/setts_bsf.c | 5 ++++-
2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/doc/bitstream_filters.texi b/doc/bitstream_filters.texi
index 1900eb4352..b5a0be8ca2 100644
--- a/doc/bitstream_filters.texi
+++ b/doc/bitstream_filters.texi
@@ -777,8 +777,11 @@ The previous output DTS.
@item PREV_OUTPTS
The previous output PTS.
+@item ITB
+The input timebase of stream packet belongs.
+
@item TB
-The timebase of stream packet belongs.
+The output timebase of stream packet belongs.
@item SR
The sample rate of stream packet belongs.
diff --git a/libavcodec/setts_bsf.c b/libavcodec/setts_bsf.c
index d604f91f71..965c999500 100644
--- a/libavcodec/setts_bsf.c
+++ b/libavcodec/setts_bsf.c
@@ -41,7 +41,8 @@ static const char *const var_names[] = {
"DTS", ///< original DTS in the file of the frame
"STARTPTS", ///< PTS at start of movie
"STARTDTS", ///< DTS at start of movie
- "TB", ///< timebase of the stream
+ "ITB", ///< input timebase of the stream
+ "TB", ///< output timebase of the stream
"SR", ///< sample rate of the stream
"NOPTS", ///< The AV_NOPTS_VALUE constant
NULL
@@ -59,6 +60,7 @@ enum var_name {
VAR_DTS,
VAR_STARTPTS,
VAR_STARTDTS,
+ VAR_ITB,
VAR_TB,
VAR_SR,
VAR_NOPTS,
@@ -154,6 +156,7 @@ static int setts_filter(AVBSFContext *ctx, AVPacket *pkt)
s->var_values[VAR_PREV_OUTDTS] = s->prev_outdts;
s->var_values[VAR_STARTPTS] = s->start_pts;
s->var_values[VAR_STARTDTS] = s->start_dts;
+ s->var_values[VAR_ITB] = ctx->time_base_in.den ?
av_q2d(ctx->time_base_in) : 0;
s->var_values[VAR_TB] = ctx->time_base_out.den ?
av_q2d(ctx->time_base_out) : 0;
s->var_values[VAR_SR] = ctx->par_in->sample_rate;
--
2.17.1
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