From fec1bc71a314507418e65bcd0f232b3b9f36f435 Mon Sep 17 00:00:00 2001 From: Hans Verkuil Date: Fri, 2 Feb 2007 20:42:02 -0300 Subject: [PATCH] V4L/DVB (5179): Cx2341x encoder documentation update. Signed-off-by: Hans Verkuil Signed-off-by: Mauro Carvalho Chehab --- Documentation/video4linux/cx2341x/fw-encoder-api.txt | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/Documentation/video4linux/cx2341x/fw-encoder-api.txt b/Documentation/video4linux/cx2341x/fw-encoder-api.txt index e499cc07fe..242104ce5b 100644 --- a/Documentation/video4linux/cx2341x/fw-encoder-api.txt +++ b/Documentation/video4linux/cx2341x/fw-encoder-api.txt @@ -680,7 +680,7 @@ Description the value. Param[0] Command number: - 1=set initial SCR value when starting encoding. + 1=set initial SCR value when starting encoding (works). 2=set quality mode (apparently some test setting). 3=setup advanced VIM protection handling (supposedly only for the cx23416 for raw YUV). @@ -689,7 +689,11 @@ Param[0] 4=generate artificial PTS timestamps 5=USB flush mode 6=something to do with the quantization matrix - 7=set navigation pack insertion for DVD + 7=set navigation pack insertion for DVD: adds 0xbf (private stream 2) + packets to the MPEG. The size of these packets is 2048 bytes (including + the header of 6 bytes: 0x000001bf + length). The payload is zeroed and + it is up to the application to fill them in. These packets are apparently + inserted every four frames. 8=enable scene change detection (seems to be a failure) 9=set history parameters of the video input module 10=set input field order of VIM -- 2.39.5