diff options
author | James Almer <jamrial@gmail.com> | 2020-08-24 19:04:23 +0300 |
---|---|---|
committer | James Almer <jamrial@gmail.com> | 2020-09-06 04:30:23 +0300 |
commit | 74c9965096e52a806f21938d1a06e01c3b214c85 (patch) | |
tree | 51bdff4db2eca033ce87bd6aa6f5f2d9c83ea598 /libavcodec | |
parent | af72c164683552ef5b9b89b07e6a57fb5fa19403 (diff) |
avcodec/cbs_av1: fix handling reference frames on show_existing_frame frames
Implement Section 7.21 "Reference frame loading process" and Section 7.20
"Reference frame update process" for show_existing_frame frames, as required by
the definition in Section 7.4 "Decode frame wrapup process".
Signed-off-by: James Almer <jamrial@gmail.com>
(cherry picked from commit e76b4b2a6b488ecc3f55cb48dea971c17588d075)
Diffstat (limited to 'libavcodec')
-rw-r--r-- | libavcodec/cbs_av1_syntax_template.c | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/libavcodec/cbs_av1_syntax_template.c b/libavcodec/cbs_av1_syntax_template.c index 61e3d11f64..8d93f75ada 100644 --- a/libavcodec/cbs_av1_syntax_template.c +++ b/libavcodec/cbs_av1_syntax_template.c @@ -1276,12 +1276,23 @@ static int FUNC(uncompressed_header)(CodedBitstreamContext *ctx, RWContext *rw, fb(id_len, display_frame_id); infer(frame_type, frame->frame_type); - if (current->frame_type == AV1_FRAME_KEY) + if (current->frame_type == AV1_FRAME_KEY) { infer(refresh_frame_flags, all_frames); - else + + // Section 7.21 + infer(current_frame_id, frame->frame_id); + priv->upscaled_width = frame->upscaled_width; + priv->frame_width = frame->frame_width; + priv->frame_height = frame->frame_height; + priv->render_width = frame->render_width; + priv->render_height = frame->render_height; + priv->bit_depth = frame->bit_depth; + priv->order_hint = frame->order_hint; + } else infer(refresh_frame_flags, 0); - return 0; + // Section 7.20 + goto update_refs; } fb(2, frame_type); @@ -1543,6 +1554,16 @@ static int FUNC(uncompressed_header)(CodedBitstreamContext *ctx, RWContext *rw, CHECK(FUNC(film_grain_params)(ctx, rw, current)); + av_log(ctx->log_ctx, AV_LOG_DEBUG, "Frame %d: size %dx%d " + "upscaled %d render %dx%d subsample %dx%d " + "bitdepth %d tiles %dx%d.\n", priv->order_hint, + priv->frame_width, priv->frame_height, priv->upscaled_width, + priv->render_width, priv->render_height, + seq->color_config.subsampling_x + 1, + seq->color_config.subsampling_y + 1, priv->bit_depth, + priv->tile_rows, priv->tile_cols); + +update_refs: for (i = 0; i < AV1_NUM_REF_FRAMES; i++) { if (current->refresh_frame_flags & (1 << i)) { priv->ref[i] = (AV1ReferenceFrameState) { @@ -1562,15 +1583,6 @@ static int FUNC(uncompressed_header)(CodedBitstreamContext *ctx, RWContext *rw, } } - av_log(ctx->log_ctx, AV_LOG_DEBUG, "Frame %d: size %dx%d " - "upscaled %d render %dx%d subsample %dx%d " - "bitdepth %d tiles %dx%d.\n", priv->order_hint, - priv->frame_width, priv->frame_height, priv->upscaled_width, - priv->render_width, priv->render_height, - seq->color_config.subsampling_x + 1, - seq->color_config.subsampling_y + 1, priv->bit_depth, - priv->tile_rows, priv->tile_cols); - return 0; } |