vpx: add encoder presets

presets are
        veryfast - deadline=good:cpu-used=5
        faster   - deadline=good:cpu-used=4
        fast     - deadline=good:cpu-used=3
        medium   - deadline=good:cpu-used=2
        slow     - deadline=good:cpu-used=1
        slower   - deadline=good:cpu-used=0
        veryslow - deadline=best:cpu-used=0

1 files changed, 1 insertions, 0 deletions

diff --git a/libhb/hbffmpeg.h b/libhb/hbffmpeg.h
index 0b348ac3b..5efd4244b 100644
--- a/libhb/hbffmpeg.h
+++ b/libhb/hbffmpeg.h
@@ -24,6 +24,7 @@
 void hb_avcodec_init(void);
 int  hb_avcodec_open(AVCodecContext *, AVCodec *, AVDictionary **, int);
 int  hb_avcodec_close(AVCodecContext *);
+const char* const* hb_av_preset_get_names(int encoder);
 
 uint64_t hb_ff_mixdown_xlat(int hb_mixdown, int *downmix_mode);
 void     hb_ff_set_sample_fmt(AVCodecContext *, AVCodec *, enum AVSampleFormat);