20ea6adbf1
Build system: x86_64 Build-tested: bcm2708, bcm2709, bcm2710, bcm2711 Run-tested: bcm2708/RPiB+, bcm2709/RPi3B, bcm2710/RPi3B, bcm2711/RPi4B Signed-off-by: Marty Jones <mj8263788@gmail.com> Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
31 lines
1.2 KiB
Diff
31 lines
1.2 KiB
Diff
From 275ce8667a725d37a22b726fbd64a785243b6d9a Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Fri, 15 May 2020 13:48:59 +0100
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Subject: [PATCH] staging:vc04_services: bcm2835-camera: Request
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headers with I-frame
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V4L2 wishes to have the codec header bytes in the same buffer as the
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first encoded frame, so it does become 1-in 1-out for encoding.
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The firmware now has an option to do this, so enable it.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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.../staging/vc04_services/bcm2835-camera/bcm2835-camera.c | 6 ++++++
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1 file changed, 6 insertions(+)
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--- a/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
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+++ b/drivers/staging/vc04_services/bcm2835-camera/bcm2835-camera.c
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@@ -1734,6 +1734,12 @@ static int mmal_init(struct bm2835_mmal_
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MMAL_PARAMETER_MINIMISE_FRAGMENTATION,
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&enable,
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sizeof(enable));
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+
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+ /* Enable inserting headers into the first frame */
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+ vchiq_mmal_port_parameter_set(dev->instance,
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+ &dev->component[COMP_VIDEO_ENCODE]->control,
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+ MMAL_PARAMETER_VIDEO_ENCODE_HEADERS_WITH_FRAME,
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+ &enable, sizeof(enable));
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}
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ret = bm2835_mmal_set_all_camera_controls(dev);
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if (ret < 0) {
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