diff options
-rw-r--r-- | vpx/vp8cx.h | 5 | ||||
-rw-r--r-- | vpxenc.c | 3 |
2 files changed, 6 insertions, 2 deletions
diff --git a/vpx/vp8cx.h b/vpx/vp8cx.h index d4aa0e21e..8d38c981a 100644 --- a/vpx/vp8cx.h +++ b/vpx/vp8cx.h @@ -169,7 +169,10 @@ enum vp8e_enc_control_id { */ VP8E_SET_NOISE_SENSITIVITY, - /*!\brief Codec control function to set sharpness. + /*!\brief Codec control function to set higher sharpness at the expense + * of a lower PSNR. + * + * \note Valid range: 0..7 * * Supported in codecs: VP8, VP9 */ @@ -342,7 +342,8 @@ static const arg_def_t *kf_args[] = { &kf_min_dist, &kf_max_dist, &kf_disabled, static const arg_def_t noise_sens = ARG_DEF(NULL, "noise-sensitivity", 1, "Noise sensitivity (frames to blur)"); static const arg_def_t sharpness = - ARG_DEF(NULL, "sharpness", 1, "Loop filter sharpness (0..7)"); + ARG_DEF(NULL, "sharpness", 1, + "Increase sharpness at the expense of lower PSNR. (0..7)"); static const arg_def_t static_thresh = ARG_DEF(NULL, "static-thresh", 1, "Motion detection threshold"); static const arg_def_t auto_altref = |