v2: Add description in encoders.texi
---
doc/encoders.texi | 3 +++
libavcodec/vaapi_encode.c | 1 +
libavcodec/vaapi_encode.h | 9 ++++++++-
3 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/doc/encoders.texi b/doc/encoders.texi
index 25d6b7f09e..f146942aa5 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -3963,6 +3963,9 @@ Set the allowed max size in bytes for each frame. If the
frame size exceeds
the limitation, encoder will adjust the QP value to control the frame size.
Invalid in CQP rate control mode.
+@item filler_data
+Insert filler data in CBR rate control mode to ensure target bitrate.
+
@item rc_mode
Set the rate control mode to use. A given driver may only support a subset of
modes.
diff --git a/libavcodec/vaapi_encode.c b/libavcodec/vaapi_encode.c
index bfca315a7a..f161c76304 100644
--- a/libavcodec/vaapi_encode.c
+++ b/libavcodec/vaapi_encode.c
@@ -1860,6 +1860,7 @@ rc_mode_found:
#if VA_CHECK_VERSION(1, 3, 0)
.quality_factor = rc_quality,
#endif
+ .rc_flags.bits.disable_bit_stuffing = !ctx->filler_data,
};
vaapi_encode_add_global_param(avctx,
VAEncMiscParameterTypeRateControl,
diff --git a/libavcodec/vaapi_encode.h b/libavcodec/vaapi_encode.h
index a1e639f56b..a2170cb8b0 100644
--- a/libavcodec/vaapi_encode.h
+++ b/libavcodec/vaapi_encode.h
@@ -198,6 +198,9 @@ typedef struct VAAPIEncodeContext {
// Max Frame Size
int max_frame_size;
+ // Filler Data
+ int filler_data;
+
// Explicitly set RC mode (otherwise attempt to pick from
// available modes).
int explicit_rc_mode;
@@ -490,7 +493,11 @@ int ff_vaapi_encode_close(AVCodecContext *avctx);
{ "max_frame_size", \
"Maximum frame size (in bytes)",\
OFFSET(common.max_frame_size), AV_OPT_TYPE_INT, \
- { .i64 = 0 }, 0, INT_MAX, FLAGS }
+ { .i64 = 0 }, 0, INT_MAX, FLAGS }, \
+ { "filler_data", \
+ "Enable filler data", \
+ OFFSET(common.filler_data), AV_OPT_TYPE_BOOL, \
+ { .i64 = 1 }, 0, 1, FLAGS }
#define VAAPI_ENCODE_RC_MODE(name, desc) \
{ #name, desc, 0, AV_OPT_TYPE_CONST, { .i64 = RC_MODE_ ## name }, \
--
2.41.0
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