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| author | James Zern <jzern@google.com> | 2011-09-07 19:14:33 -0700 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2011-09-08 05:53:54 +0200 |
| commit | 3dc14b4628a0f6d0fac3d3e7fc0f7929f6b7ca65 (patch) | |
| tree | 293486492e959c7556128a5be7aec65f0496fa34 /libavcodec/libvpxenc.c | |
| parent | fb99d78778088aaa01a412adebcdf89f2b2cc946 (diff) | |
| download | ffmpeg-3dc14b4628a0f6d0fac3d3e7fc0f7929f6b7ca65.tar.gz | |
libvpxenc: add 'rc_lookahead' private option
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/libvpxenc.c')
| -rw-r--r-- | libavcodec/libvpxenc.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libavcodec/libvpxenc.c b/libavcodec/libvpxenc.c index 6e768eb57e..6db20e736c 100644 --- a/libavcodec/libvpxenc.c +++ b/libavcodec/libvpxenc.c @@ -68,6 +68,8 @@ typedef struct VP8EncoderContext { int arnr_max_frames; int arnr_strength; int arnr_type; + + int rc_lookahead; } VP8Context; #define V AV_OPT_FLAG_VIDEO_PARAM @@ -85,6 +87,11 @@ static const AVOption options[]={ {"arnr_max_frames", "altref noise reduction max frame count", offsetof(VP8Context, arnr_max_frames), FF_OPT_TYPE_INT, {.dbl = 0}, 0, 15, V|E}, {"arnr_strength", "altref noise reduction filter strength", offsetof(VP8Context, arnr_strength), FF_OPT_TYPE_INT, {.dbl = 3}, 0, 6, V|E}, {"arnr_type", "altref noise reduction filter type", offsetof(VP8Context, arnr_type), FF_OPT_TYPE_INT, {.dbl = 3}, 1, 3, V|E}, +#if FF_API_X264_GLOBAL_OPTS +{"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, rc_lookahead), FF_OPT_TYPE_INT, {.dbl = -1}, -1, 25, V|E}, +#else +{"rc_lookahead", "Number of frames to look ahead for alternate reference frame selection", offsetof(VP8Context, rc_lookahead), FF_OPT_TYPE_INT, {.dbl = 25}, 0, 25, V|E}, +#endif {NULL} }; static const AVClass class = { "libvpx", av_default_item_name, options, LIBAVUTIL_VERSION_INT }; @@ -261,7 +268,13 @@ static av_cold int vp8_init(AVCodecContext *avctx) enccfg.g_timebase.num = avctx->time_base.num; enccfg.g_timebase.den = avctx->time_base.den; enccfg.g_threads = avctx->thread_count; +#if FF_API_X264_GLOBAL_OPTS enccfg.g_lag_in_frames= FFMIN(avctx->rc_lookahead, 25); //0-25, avoids init failure + if (ctx->rc_lookahead >= 0) + enccfg.g_lag_in_frames= ctx->rc_lookahead; +#else + enccfg.g_lag_in_frames= ctx->rc_lookahead; +#endif if (avctx->flags & CODEC_FLAG_PASS1) enccfg.g_pass = VPX_RC_FIRST_PASS; |