From 55e021f39b02e838672582dbe94fe279bfc8328c Mon Sep 17 00:00:00 2001 From: James Zern Date: Sat, 3 Nov 2018 13:50:32 -0700 Subject: [PATCH] libvpxenc: extend auto-alt-ref range vp9 now supports [0, 6] Reviewed-by: James Almer Signed-off-by: James Zern --- doc/encoders.texi | 1 + libavcodec/libvpxenc.c | 6 ++++-- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/doc/encoders.texi b/doc/encoders.texi index fced8d7369..c9464ca7b3 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -1641,6 +1641,7 @@ means unlimited. @table @option @item auto-alt-ref Enable use of alternate reference frames (2-pass only). +Values greater than 1 enable multi-layer alternate reference frames (VP9 only). @item arnr-max-frames Set altref noise reduction max frame count. @item arnr-type diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c index e03dc3539a..ad440a9c21 100644 --- a/libavcodec/libvpxenc.c +++ b/libavcodec/libvpxenc.c @@ -1075,8 +1075,6 @@ static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt, #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM #define COMMON_OPTIONS \ - { "auto-alt-ref", "Enable use of alternate reference " \ - "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, \ { "lag-in-frames", "Number of frames to look ahead for " \ "alternate reference frame selection", OFFSET(lag_in_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ { "arnr-maxframes", "altref noise reduction max frame count", OFFSET(arnr_max_frames), AV_OPT_TYPE_INT, {.i64 = -1}, -1, INT_MAX, VE}, \ @@ -1120,6 +1118,8 @@ static int vpx_encode(AVCodecContext *avctx, AVPacket *pkt, #if CONFIG_LIBVPX_VP8_ENCODER static const AVOption vp8_options[] = { COMMON_OPTIONS + { "auto-alt-ref", "Enable use of alternate reference " + "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 2, VE}, { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -16, 16, VE}, LEGACY_OPTIONS { NULL } @@ -1129,6 +1129,8 @@ static const AVOption vp8_options[] = { #if CONFIG_LIBVPX_VP9_ENCODER static const AVOption vp9_options[] = { COMMON_OPTIONS + { "auto-alt-ref", "Enable use of alternate reference " + "frames (2-pass only)", OFFSET(auto_alt_ref), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE}, { "cpu-used", "Quality/Speed ratio modifier", OFFSET(cpu_used), AV_OPT_TYPE_INT, {.i64 = 1}, -8, 8, VE}, { "lossless", "Lossless mode", OFFSET(lossless), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 1, VE}, { "tile-columns", "Number of tile columns to use, log2", OFFSET(tile_columns), AV_OPT_TYPE_INT, {.i64 = -1}, -1, 6, VE},