On Tue, Sep 13, 2022 at 5:28 PM James Zern
<jzern-at-google....@ffmpeg.org> wrote:
>
> this maps to the vpxenc argument with the same name and the
> VP9E_SET_MIN_GF_INTERVAL codec control
>
> Signed-off-by: James Zern <jz...@google.com>
> ---
> doc/encoders.texi | 2 ++
> libavcodec/libvpxenc.c | 11 +++++++++++
> libavcodec/version.h | 2 +-
> 3 files changed, 14 insertions(+), 1 deletion(-)
>
> diff --git a/doc/encoders.texi b/doc/encoders.texi
> index ac71f50ad2..5a5579d5e5 100644
> --- a/doc/encoders.texi
> +++ b/doc/encoders.texi
> @@ -2176,6 +2176,8 @@ Set altref noise reduction filter type: backward,
> forward, centered.
> Set altref noise reduction filter strength.
> @item rc-lookahead, lag-in-frames (@emph{lag-in-frames})
> Set number of frames to look ahead for frametype and ratecontrol.
> +@item min-gf-interval
> +Set minimum golden/alternate reference frame interval (VP9 only).
> @end table
>
> @item error-resilient
> diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c
> index 09b56aae2a..667cffc200 100644
> --- a/libavcodec/libvpxenc.c
> +++ b/libavcodec/libvpxenc.c
> @@ -131,6 +131,7 @@ typedef struct VPxEncoderContext {
> int tune_content;
> int corpus_complexity;
> int tpl_model;
> + int min_gf_interval;
> AVFifo *hdr10_plus_fifo;
> /**
> * If the driver does not support ROI then warn the first time we
> @@ -186,6 +187,9 @@ static const char *const ctlidstr[] = {
> #ifdef VPX_CTRL_VP9E_SET_TPL
> [VP9E_SET_TPL] = "VP9E_SET_TPL",
> #endif
> +#ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL
> + [VP9E_SET_MIN_GF_INTERVAL] = "VP9E_SET_MIN_GF_INTERVAL",
> +#endif
> #endif
> };
>
> @@ -1173,6 +1177,10 @@ static av_cold int vpx_init(AVCodecContext *avctx,
> #ifdef VPX_CTRL_VP9E_SET_TPL
> if (ctx->tpl_model >= 0)
> codecctl_int(avctx, VP9E_SET_TPL, ctx->tpl_model);
> +#endif
> +#ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL
> + if (ctx->min_gf_interval >= 0)
> + codecctl_int(avctx, VP9E_SET_MIN_GF_INTERVAL,
> ctx->min_gf_interval);
> #endif
> }
> #endif
> @@ -1911,6 +1919,9 @@ static const AVOption vp9_options[] = {
> #endif
> #ifdef VPX_CTRL_VP9E_SET_TPL
> { "enable-tpl", "Enable temporal dependency model",
> OFFSET(tpl_model), AV_OPT_TYPE_BOOL, {.i64 = -1}, -1, 1, VE },
> +#endif
> +#ifdef VPX_CTRL_VP9E_SET_MIN_GF_INTERVAL
> + { "min-gf-interval", "Minimum golden/alternate reference frame
> interval", OFFSET(min_gf_interval), AV_OPT_TYPE_INT, {.i64 = -1}, -1,
> INT_MAX, VE },
> #endif
> LEGACY_OPTIONS
> { NULL }
> diff --git a/libavcodec/version.h b/libavcodec/version.h
> index 2328be4b26..7e89daf017 100644
> --- a/libavcodec/version.h
> +++ b/libavcodec/version.h
> @@ -30,7 +30,7 @@
> #include "version_major.h"
>
> #define LIBAVCODEC_VERSION_MINOR 43
> -#define LIBAVCODEC_VERSION_MICRO 100
> +#define LIBAVCODEC_VERSION_MICRO 101
>
> #define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
> LIBAVCODEC_VERSION_MINOR, \
> --
> 2.37.2.789.g6183377224-goog
>
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lgtm.
--
Vignesh
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