2014-09-27 19:10:51 +00:00
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From a1eed4a5fcd05d266f68dd30fa17ba045a2a322e Mon Sep 17 00:00:00 2001
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2014-02-28 20:30:08 +00:00
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From: Dave Stevenson <dsteve@broadcom.com>
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Date: Thu, 19 Dec 2013 17:33:02 +0000
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2014-09-27 19:10:51 +00:00
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Subject: [PATCH 140/196] V4L2: Fix JPEG timestamp issue
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2014-02-28 20:30:08 +00:00
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JPEG images were coming through from the GPU with timestamp
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of 0. Detect this and give current system time instead
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of some invalid value.
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Signed-off-by: Dave Stevenson <dsteve@broadcom.com>
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---
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drivers/media/platform/bcm2835/bcm2835-camera.c | 5 +++--
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1 file changed, 3 insertions(+), 2 deletions(-)
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2014-09-27 19:10:51 +00:00
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diff --git a/drivers/media/platform/bcm2835/bcm2835-camera.c b/drivers/media/platform/bcm2835/bcm2835-camera.c
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index 4766a9c..9fc90a2 100644
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2014-02-28 20:30:08 +00:00
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--- a/drivers/media/platform/bcm2835/bcm2835-camera.c
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+++ b/drivers/media/platform/bcm2835/bcm2835-camera.c
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2014-09-27 19:10:51 +00:00
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@@ -238,7 +238,8 @@ static void buffer_cb(struct vchiq_mmal_instance *instance,
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2014-02-28 20:30:08 +00:00
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}
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} else {
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if (dev->capture.frame_count) {
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- if (dev->capture.vc_start_timestamp != -1) {
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+ if (dev->capture.vc_start_timestamp != -1 &&
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+ pts != 0) {
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s64 runtime_us = pts -
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dev->capture.vc_start_timestamp;
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u32 div = 0;
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2014-09-27 19:10:51 +00:00
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@@ -259,7 +260,7 @@ static void buffer_cb(struct vchiq_mmal_instance *instance,
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2014-02-28 20:30:08 +00:00
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USEC_PER_SEC;
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}
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v4l2_dbg(1, bcm2835_v4l2_debug, &dev->v4l2_dev,
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- "Convert start time %d.%06d and %llu"
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+ "Convert start time %d.%06d and %llu "
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"with offset %llu to %d.%06d\n",
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(int)dev->capture.kernel_start_ts.
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tv_sec,
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2014-09-27 19:10:51 +00:00
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--
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1.9.1
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