Re: using MFC memory to memery encoder, start stream and queue order problem

[Andrzej Hajda <a.hajda@samsung.com>]

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On 01/14/2014 06:17 AM, randy wrote:
> Yes, it make encoder work. But sadness ./mfc-encode -m /dev/video1 -c
> h264,header_mode=1 -d 1 will still output a zero demo.out without
> header-mode or set it to zero will works.
> What is the problem?

It seems infradead repo is not synchronized with our internal repo.
Please apply attached patch.

Regards
Andrzej


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>From bccf89a62a2e45cd45f4bf5d4adff9ec8a16b3bd Mon Sep 17 00:00:00 2001
From: Andrzej Hajda <a.hajda@samsung.com>
Date: Mon, 20 May 2013 09:24:23 +0200
Subject: [PATCH] Do not stop encoding after empty buffers

Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
 v4l2-mfc-encoder/func_dev.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/v4l2-mfc-encoder/func_dev.c b/v4l2-mfc-encoder/func_dev.c
index c3fff54..3cddef1 100644
--- a/v4l2-mfc-encoder/func_dev.c
+++ b/v4l2-mfc-encoder/func_dev.c
@@ -76,13 +76,13 @@ int func_deq_buf(struct io_dev *dev, enum io_dir dir)
 	for (i = 0; i < bufs->nplanes; ++i)
 		bufs->bytesused[bufs->nplanes * idx + i] = lens[i];
 
-	dbg("Dequeued buffer %d/%d from %d:%d", idx, bufs->count, dev->fd, dir);
+	dbg("Dequeued buffer %d/%d from %d:%d ret=%d", idx, bufs->count, dev->fd, dir, ret);
 
 	--dev->io[dir].nbufs;
 
 	++dev->io[dir].counter;
 
-	if (ret <= 0 || (dev->io[dir].limit &&
+	if (ret < 0 || (dev->io[dir].limit &&
 				dev->io[dir].limit <= dev->io[dir].counter)) {
 		dev->io[dir].state = FS_END;
 		dbg("End on %d:%d", dev->fd, dir);
-- 
1.8.3.2