From 69ee697feff0e7fcb3b60069f8005cd3e3f35169 Mon Sep 17 00:00:00 2001 From: Fritz Koenig Date: Tue, 16 Nov 2010 15:16:24 -0800 Subject: [PATCH] Comments for alt ref flags. Clarify what the alt ref flags do when encoding. Change-Id: I71f78e0f42edae633fb91840f29dfbe64362c44c --- vp8/encoder/onyx_int.h | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/vp8/encoder/onyx_int.h b/vp8/encoder/onyx_int.h index a9eedf3..b3a09ec 100644 --- a/vp8/encoder/onyx_int.h +++ b/vp8/encoder/onyx_int.h @@ -278,14 +278,14 @@ typedef struct unsigned int source_frame_flags; YV12_BUFFER_CONFIG scaled_source; - int source_buffer_count; - int source_encode_index; - int source_alt_ref_pending; - int source_alt_ref_active; - - int last_alt_ref_sei; - int is_src_frame_alt_ref; - int is_next_src_alt_ref; + int source_buffer_count; // number of src_buffers in use for lagged encoding + int source_encode_index; // index of buffer in src_buffer to encode + int source_alt_ref_pending; // frame in src_buffers has been identified to be encoded as an alt ref + int source_alt_ref_active; // an alt ref frame has been encoded and is usable + + int last_alt_ref_sei; // index into src_buffers of frame used as alt reference + int is_src_frame_alt_ref; // source of frame to encode is an exact copy of an alt ref frame + int is_next_src_alt_ref; // source of next frame to encode is an exact copy of an alt ref frame int gold_is_last; // golden frame same as last frame ( short circuit gold searches) int alt_is_last; // Alt reference frame same as last ( short circuit altref search) -- 2.7.4