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| author |   Hans Verkuil <hverkuil@xs4all.nl> | 2007-02-02 20:42:02 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-02-21 13:35:13 -0200 |
| commit | fec1bc71a314507418e65bcd0f232b3b9f36f435 (patch) | |
| tree | 35ed7e3a623841692c5805577cc965f096f11c30 /Documentation | |
| parent | V4L/DVB (5175): Pvrusb2: VIDIOC_DBG_[S|G]_REGISTER fixups (diff) | |
| download | linux-dev-fec1bc71a314507418e65bcd0f232b3b9f36f435.tar.xz linux-dev-fec1bc71a314507418e65bcd0f232b3b9f36f435.zip | |
V4L/DVB (5179): Cx2341x encoder documentation update.
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/video4linux/cx2341x/fw-encoder-api.txt | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/Documentation/video4linux/cx2341x/fw-encoder-api.txt b/Documentation/video4linux/cx2341x/fw-encoder-api.txt index e499cc07fe3d..242104ce5b61 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 |