[{"id":34449,"web_url":"https://patchwork.libcamera.org/comment/34449/","msgid":"<e6d0b4fb-7519-46cc-942e-86c761f0b8c7@linaro.org>","date":"2025-06-11T12:55:17","subject":"Re: [PATCH 34/35] libcamera: shaders: Rename bayer_8 to\n\tbayer_unpacked","submitter":{"id":175,"url":"https://patchwork.libcamera.org/api/people/175/","name":"Bryan O'Donoghue","email":"bryan.odonoghue@linaro.org"},"content":"On 11/06/2025 02:32, Bryan O'Donoghue wrote:\n> From: Milan Zamazal <mzamazal@redhat.com>\n> \n> bayer_8.* shaders are now used for all unpacked sensor data formats,\n> regardless of the pixel bit width.  Let's rename the \"8-bit\" shaders to\n> avoid confusion.\n> \n> Signed-off-by: Milan Zamazal <mzamazal@redhat.com>\n> Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>\n> ---\n>   .../{bayer_8.frag => bayer_unpacked.frag}     |  0\n>   .../{bayer_8.vert => bayer_unpacked.vert}     |  0\n>   .../libcamera/internal/shaders/meson.build    |  4 ++--\n>   src/apps/qcam/assets/shader/shaders.qrc       |  4 ++--\n>   src/apps/qcam/viewfinder_gl.cpp               | 16 ++++++-------\n>   src/libcamera/software_isp/debayer_egl.cpp    | 24 +++++++++----------\n>   6 files changed, 24 insertions(+), 24 deletions(-)\n>   rename include/libcamera/internal/shaders/{bayer_8.frag => bayer_unpacked.frag} (100%)\n>   rename include/libcamera/internal/shaders/{bayer_8.vert => bayer_unpacked.vert} (100%)\n> \n> diff --git a/include/libcamera/internal/shaders/bayer_8.frag b/include/libcamera/internal/shaders/bayer_unpacked.frag\n> similarity index 100%\n> rename from include/libcamera/internal/shaders/bayer_8.frag\n> rename to include/libcamera/internal/shaders/bayer_unpacked.frag\n> diff --git a/include/libcamera/internal/shaders/bayer_8.vert b/include/libcamera/internal/shaders/bayer_unpacked.vert\n> similarity index 100%\n> rename from include/libcamera/internal/shaders/bayer_8.vert\n> rename to include/libcamera/internal/shaders/bayer_unpacked.vert\n> diff --git a/include/libcamera/internal/shaders/meson.build b/include/libcamera/internal/shaders/meson.build\n> index 386b342d..dd441a57 100644\n> --- a/include/libcamera/internal/shaders/meson.build\n> +++ b/include/libcamera/internal/shaders/meson.build\n> @@ -4,7 +4,7 @@\n>   # for the purposes of inclusion in OpenGL debayering\n>   shader_files = files([\n>       'bayer_1x_packed.frag',\n> -    'bayer_8.frag',\n> -    'bayer_8.vert',\n> +    'bayer_unpacked.frag',\n> +    'bayer_unpacked.vert',\n>       'identity.vert',\n>   ])\n> diff --git a/src/apps/qcam/assets/shader/shaders.qrc b/src/apps/qcam/assets/shader/shaders.qrc\n> index 04f9d706..32dfa51b 100644\n> --- a/src/apps/qcam/assets/shader/shaders.qrc\n> +++ b/src/apps/qcam/assets/shader/shaders.qrc\n> @@ -6,8 +6,8 @@\n>   \t<file>../../../../../include/libcamera/internal/shaders/YUV_3_planes.frag</file>\n>   \t<file>../../../../../include/libcamera/internal/shaders/YUV_packed.frag</file>\n>   \t<file>../../../../../include/libcamera/internal/shaders/bayer_1x_packed.frag</file>\n> -\t<file>../../../../../include/libcamera/internal/shaders/bayer_8.frag</file>\n> -\t<file>../../../../../include/libcamera/internal/shaders/bayer_8.vert</file>\n> +\t<file>../../../../../include/libcamera/internal/shaders/bayer_unpacked.frag</file>\n> +\t<file>../../../../../include/libcamera/internal/shaders/bayer_unpacked.vert</file>\n>   \t<file>../../../../../include/libcamera/internal/shaders/identity.vert</file>\n>   </qresource>\n>   </RCC>\n> diff --git a/src/apps/qcam/viewfinder_gl.cpp b/src/apps/qcam/viewfinder_gl.cpp\n> index 70f60065..95965ab7 100644\n> --- a/src/apps/qcam/viewfinder_gl.cpp\n> +++ b/src/apps/qcam/viewfinder_gl.cpp\n> @@ -235,29 +235,29 @@ bool ViewFinderGL::selectFormat(const libcamera::PixelFormat &format)\n>   \tcase libcamera::formats::SBGGR8:\n>   \t\tfirstRed_.setX(1.0);\n>   \t\tfirstRed_.setY(1.0);\n> -\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.vert\";\n> -\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.frag\";\n> +\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.vert\";\n> +\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.frag\";\n>   \t\ttextureMinMagFilters_ = GL_NEAREST;\n>   \t\tbreak;\n>   \tcase libcamera::formats::SGBRG8:\n>   \t\tfirstRed_.setX(0.0);\n>   \t\tfirstRed_.setY(1.0);\n> -\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.vert\";\n> -\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.frag\";\n> +\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.vert\";\n> +\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.frag\";\n>   \t\ttextureMinMagFilters_ = GL_NEAREST;\n>   \t\tbreak;\n>   \tcase libcamera::formats::SGRBG8:\n>   \t\tfirstRed_.setX(1.0);\n>   \t\tfirstRed_.setY(0.0);\n> -\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.vert\";\n> -\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.frag\";\n> +\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.vert\";\n> +\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.frag\";\n>   \t\ttextureMinMagFilters_ = GL_NEAREST;\n>   \t\tbreak;\n>   \tcase libcamera::formats::SRGGB8:\n>   \t\tfirstRed_.setX(0.0);\n>   \t\tfirstRed_.setY(0.0);\n> -\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.vert\";\n> -\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_8.frag\";\n> +\t\tvertexShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.vert\";\n> +\t\tfragmentShaderFile_ = \":include/libcamera/internal/shaders/bayer_unpacked.frag\";\n>   \t\ttextureMinMagFilters_ = GL_NEAREST;\n>   \t\tbreak;\n>   \tcase libcamera::formats::SBGGR10_CSI2P:\n> diff --git a/src/libcamera/software_isp/debayer_egl.cpp b/src/libcamera/software_isp/debayer_egl.cpp\n> index 71742d84..9ec96660 100644\n> --- a/src/libcamera/software_isp/debayer_egl.cpp\n> +++ b/src/libcamera/software_isp/debayer_egl.cpp\n> @@ -189,10 +189,10 @@ int DebayerEGL::initBayerShaders(PixelFormat inputFormat, PixelFormat outputForm\n>   \tcase libcamera::formats::SGBRG8:\n>   \tcase libcamera::formats::SGRBG8:\n>   \tcase libcamera::formats::SRGGB8:\n> -\t\tfragmentShaderData = bayer_8_frag;\n> -\t\tfragmentShaderDataLen = bayer_8_frag_len;\n> -\t\tvertexShaderData = bayer_8_vert;\n> -\t\tvertexShaderDataLen = bayer_8_vert_len;\n> +\t\tfragmentShaderData = bayer_unpacked_frag;\n> +\t\tfragmentShaderDataLen = bayer_unpacked_frag_len;\n> +\t\tvertexShaderData = bayer_unpacked_vert;\n> +\t\tvertexShaderDataLen = bayer_unpacked_vert_len;\n>   \t\tbreak;\n>   \tcase libcamera::formats::SBGGR10_CSI2P:\n>   \tcase libcamera::formats::SGBRG10_CSI2P:\n> @@ -200,10 +200,10 @@ int DebayerEGL::initBayerShaders(PixelFormat inputFormat, PixelFormat outputForm\n>   \tcase libcamera::formats::SRGGB10_CSI2P:\n>   \t\tegl_.pushEnv(shaderEnv, \"#define RAW10P\");\n>   \t\tif (BayerFormat::fromPixelFormat(inputFormat).packing == BayerFormat::Packing::None) {\n> -\t\t\tfragmentShaderData = bayer_8_frag;\n> -\t\t\tfragmentShaderDataLen = bayer_8_frag_len;\n> -\t\t\tvertexShaderData = bayer_8_vert;\n> -\t\t\tvertexShaderDataLen = bayer_8_vert_len;\n> +\t\t\tfragmentShaderData = bayer_unpacked_frag;\n> +\t\t\tfragmentShaderDataLen = bayer_unpacked_frag_len;\n> +\t\t\tvertexShaderData = bayer_unpacked_vert;\n> +\t\t\tvertexShaderDataLen = bayer_unpacked_vert_len;\n>   \t\t\tglFormat_ = GL_RG;\n>   \t\t\tbytesPerPixel_ = 2;\n>   \t\t} else {\n> @@ -219,10 +219,10 @@ int DebayerEGL::initBayerShaders(PixelFormat inputFormat, PixelFormat outputForm\n>   \tcase libcamera::formats::SRGGB12_CSI2P:\n>   \t\tegl_.pushEnv(shaderEnv, \"#define RAW12P\");\n>   \t\tif (BayerFormat::fromPixelFormat(inputFormat).packing == BayerFormat::Packing::None) {\n> -\t\t\tfragmentShaderData = bayer_8_frag;\n> -\t\t\tfragmentShaderDataLen = bayer_8_frag_len;\n> -\t\t\tvertexShaderData = bayer_8_vert;\n> -\t\t\tvertexShaderDataLen = bayer_8_vert_len;\n> +\t\t\tfragmentShaderData = bayer_unpacked_frag;\n> +\t\t\tfragmentShaderDataLen = bayer_unpacked_frag_len;\n> +\t\t\tvertexShaderData = bayer_unpacked_vert;\n> +\t\t\tvertexShaderDataLen = bayer_unpacked_vert_len;\n>   \t\t\tglFormat_ = GL_RG;\n>   \t\t\tbytesPerPixel_ = 2;\n>   \t\t} else {\nReviewed-by: Bryan O'Donoghue 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