zqz/platform-external-webrtc
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add non_ref_for_inter_layer_pred to VP9 RTP.

Browse Source 
This converts the reserved bit in VP9 RTP payload descriptor into the
flag which indicates whether current frame can be used for prediction
of next spatial layer or not.

VP9 encoder wrapper sets non_ref_for_inter_layer_pred=false for all
frames for now.

Bug: none
Change-Id: I32f68868686475905fb09173cffd2b6e1bedcb7c
Reviewed-on: https://webrtc-review.googlesource.com/71080
Commit-Queue: Sergey Silkin <ssilkin@webrtc.org>
Reviewed-by: Åsa Persson <asapersson@webrtc.org>
Reviewed-by: Danil Chapovalov <danilchap@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#23010}
This commit is contained in:
Sergey Silkin
2018-04-24 20:13:49 +02:00
committed by Commit Bot
parent 70244d2252
commit c5a131a5fb
6 changed files with 78 additions and 38 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
modules/video_coding/codecs/vp9/include/vp9_globals.h
View File

@ -162,6 +162,7 @@ struct RTPVideoHeaderVP9 {
beginning_of_frame = false;
end_of_frame = false;
ss_data_available = false;
non_ref_for_inter_layer_pred = false;
picture_id = kNoPictureId;
max_picture_id = kMaxTwoBytePictureId;
tl0_pic_idx = kNoTl0PicIdx;
@ -183,6 +184,8 @@ struct RTPVideoHeaderVP9 {
bool end_of_frame; // True if this packet is the last in a VP9 layer frame.
bool ss_data_available; // True if SS data is available in this payload
// descriptor.
bool non_ref_for_inter_layer_pred; // True for frame which is not used as
// reference for inter-layer prediction.
int16_t picture_id; // PictureID index, 15 bits;
// kNoPictureId if PictureID does not exist.
int16_t max_picture_id; // Maximum picture ID index; either 0x7F or 0x7FFF;

1
modules/video_coding/codecs/vp9/vp9_impl.cc
View File

@ -602,6 +602,7 @@ void VP9EncoderImpl::PopulateCodecSpecific(CodecSpecificInfo* codec_specific,
((pkt.data.frame.flags & VPX_FRAME_IS_KEY) && !codec_.VP9()->flexibleMode)
? true
: false;
vp9_info->non_ref_for_inter_layer_pred = false;
vpx_svc_layer_id_t layer_id = {0};
vpx_codec_control(encoder_, VP9E_GET_SVC_LAYER_ID, &layer_id);