diff options
Diffstat (limited to 'target/linux/bcm27xx/patches-4.19/950-0309-staging-bcm2835_codec-Add-an-option-for-ignoring-Bay.patch')
-rw-r--r-- | target/linux/bcm27xx/patches-4.19/950-0309-staging-bcm2835_codec-Add-an-option-for-ignoring-Bay.patch | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-4.19/950-0309-staging-bcm2835_codec-Add-an-option-for-ignoring-Bay.patch b/target/linux/bcm27xx/patches-4.19/950-0309-staging-bcm2835_codec-Add-an-option-for-ignoring-Bay.patch new file mode 100644 index 0000000000..fcdcc4ab48 --- /dev/null +++ b/target/linux/bcm27xx/patches-4.19/950-0309-staging-bcm2835_codec-Add-an-option-for-ignoring-Bay.patch @@ -0,0 +1,179 @@ +From a126fcc4ff38718e2e714fbb78db3ca1c4f8e564 Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.org> +Date: Fri, 15 Feb 2019 11:36:14 +0000 +Subject: [PATCH] staging: bcm2835_codec: Add an option for ignoring + Bayer formats. + +This is a workaround for GStreamer currently not identifying Bayer +as a raw format, therefore any device that supports it does not +match the criteria for v4l2convert. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.org> +--- + .../bcm2835-codec/bcm2835-v4l2-codec.c | 29 ++++++++++++++++++- + 1 file changed, 28 insertions(+), 1 deletion(-) + +--- a/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c ++++ b/drivers/staging/vc04_services/bcm2835-codec/bcm2835-v4l2-codec.c +@@ -58,6 +58,15 @@ static int isp_video_nr = 12; + module_param(isp_video_nr, int, 0644); + MODULE_PARM_DESC(isp_video_nr, "isp video device number"); + ++/* ++ * Workaround for GStreamer v4l2convert component not considering Bayer formats ++ * as raw, and therefore not considering a V4L2 device that supports them as ++ * as a suitable candidate. ++ */ ++static bool disable_bayer; ++module_param(disable_bayer, bool, 0644); ++MODULE_PARM_DESC(disable_bayer, "Disable support for Bayer formats"); ++ + static unsigned int debug; + module_param(debug, uint, 0644); + MODULE_PARM_DESC(debug, "activates debug info (0-3)"); +@@ -105,6 +114,7 @@ struct bcm2835_codec_fmt { + u32 flags; + u32 mmal_fmt; + int size_multiplier_x2; ++ bool is_bayer; + }; + + static const struct bcm2835_codec_fmt supported_formats[] = { +@@ -203,6 +213,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SRGGB8, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SBGGR8, + .depth = 8, +@@ -210,6 +221,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SBGGR8, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGRBG8, + .depth = 8, +@@ -217,6 +229,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGRBG8, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGBRG8, + .depth = 8, +@@ -224,6 +237,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGBRG8, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + /* 10 bit */ + .fourcc = V4L2_PIX_FMT_SRGGB10P, +@@ -232,6 +246,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SRGGB10P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SBGGR10P, + .depth = 10, +@@ -239,6 +254,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SBGGR10P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGRBG10P, + .depth = 10, +@@ -246,6 +262,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGRBG10P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGBRG10P, + .depth = 10, +@@ -253,6 +270,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGBRG10P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + /* 12 bit */ + .fourcc = V4L2_PIX_FMT_SRGGB12P, +@@ -261,6 +279,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SRGGB12P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SBGGR12P, + .depth = 12, +@@ -268,6 +287,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SBGGR12P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGRBG12P, + .depth = 12, +@@ -275,6 +295,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGRBG12P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGBRG12P, + .depth = 12, +@@ -282,6 +303,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGBRG12P, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + /* 16 bit */ + .fourcc = V4L2_PIX_FMT_SRGGB16, +@@ -290,6 +312,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SRGGB16, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SBGGR16, + .depth = 16, +@@ -297,6 +320,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SBGGR16, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGRBG16, + .depth = 16, +@@ -304,6 +328,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGRBG16, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + .fourcc = V4L2_PIX_FMT_SGBRG16, + .depth = 16, +@@ -311,6 +336,7 @@ static const struct bcm2835_codec_fmt su + .flags = 0, + .mmal_fmt = MMAL_ENCODING_BAYER_SGBRG16, + .size_multiplier_x2 = 2, ++ .is_bayer = true, + }, { + /* Compressed formats */ + .fourcc = V4L2_PIX_FMT_H264, +@@ -438,7 +464,8 @@ static const struct bcm2835_codec_fmt *g + unsigned int i; + + for (i = 0; i < ARRAY_SIZE(supported_formats); i++) { +- if (supported_formats[i].mmal_fmt == mmal_fmt) ++ if (supported_formats[i].mmal_fmt == mmal_fmt && ++ (!disable_bayer || !supported_formats[i].is_bayer)) + return &supported_formats[i]; + } + return NULL; |