diff options
Diffstat (limited to 'vp9/encoder/vp9_ratectrl.c')
-rw-r--r-- | vp9/encoder/vp9_ratectrl.c | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/vp9/encoder/vp9_ratectrl.c b/vp9/encoder/vp9_ratectrl.c index 6f646ea0e..b58eac981 100644 --- a/vp9/encoder/vp9_ratectrl.c +++ b/vp9/encoder/vp9_ratectrl.c @@ -1388,6 +1388,24 @@ int vp9_compute_qdelta_by_rate(const RATE_CONTROL *rc, FRAME_TYPE frame_type, return target_index - qindex; } +void vp9_rc_set_gf_max_interval(const VP9EncoderConfig *const oxcf, + RATE_CONTROL *const rc) { + // Set Maximum gf/arf interval + rc->max_gf_interval = 16; + + // Extended interval for genuinely static scenes + rc->static_scene_max_gf_interval = oxcf->key_freq >> 1; + + // Special conditions when alt ref frame enabled + if (oxcf->play_alternate && oxcf->lag_in_frames) { + if (rc->static_scene_max_gf_interval > oxcf->lag_in_frames - 1) + rc->static_scene_max_gf_interval = oxcf->lag_in_frames - 1; + } + + if (rc->max_gf_interval > rc->static_scene_max_gf_interval) + rc->max_gf_interval = rc->static_scene_max_gf_interval; +} + void vp9_rc_update_framerate(VP9_COMP *cpi) { const VP9_COMMON *const cm = &cpi->common; const VP9EncoderConfig *const oxcf = &cpi->oxcf; @@ -1412,21 +1430,5 @@ void vp9_rc_update_framerate(VP9_COMP *cpi) { rc->max_frame_bandwidth = MAX(MAX((cm->MBs * MAX_MB_RATE), MAXRATE_1080P), vbr_max_bits); - // Set Maximum gf/arf interval - rc->max_gf_interval = 16; - - // Extended interval for genuinely static scenes - rc->static_scene_max_gf_interval = cpi->oxcf.key_freq >> 1; - - // Special conditions when alt ref frame enabled in lagged compress mode - if (oxcf->play_alternate && oxcf->lag_in_frames) { - if (rc->max_gf_interval > oxcf->lag_in_frames - 1) - rc->max_gf_interval = oxcf->lag_in_frames - 1; - - if (rc->static_scene_max_gf_interval > oxcf->lag_in_frames - 1) - rc->static_scene_max_gf_interval = oxcf->lag_in_frames - 1; - } - - if (rc->max_gf_interval > rc->static_scene_max_gf_interval) - rc->max_gf_interval = rc->static_scene_max_gf_interval; + vp9_rc_set_gf_max_interval(oxcf, rc); } |