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vkformat: add gst_vulkan_format_get_map function
This will be used later to compare the format selected by gst_vulkan_format_from_video_info_2(), to verify if it's multiple memory buffer or not. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6798>
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3 changed files with 71 additions and 5 deletions
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@ -2531,6 +2531,23 @@ the error</doc>
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<type name="Vulkan.ImageAspectFlags" c:type="VkImageAspectFlags"/>
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</field>
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</record>
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<record name="VulkanFormatMap" c:type="GstVulkanFormatMap" version="1.26">
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<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h"/>
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<field name="format" writable="1">
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<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">the GStreamer video format</doc>
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<type name="GstVideo.VideoFormat" c:type="GstVideoFormat"/>
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</field>
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<field name="vkfrmt" writable="1">
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<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">the Vulkan format with a single memory</doc>
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<type name="Vulkan.Format" c:type="VkFormat"/>
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</field>
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<field name="vkfrmts" writable="1">
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<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">Vulkan formats for multiple memories</doc>
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<array zero-terminated="0" fixed-size="4">
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<type name="Vulkan.Format" c:type="VkFormat"/>
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</array>
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</field>
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</record>
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<enumeration name="VulkanFormatScaling" version="1.18" glib:type-name="GstVulkanFormatScaling" glib:get-type="gst_vulkan_format_scaling_get_type" c:type="GstVulkanFormatScaling">
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<member name="unorm" value="1" c:identifier="GST_VULKAN_FORMAT_SCALING_UNORM" glib:nick="unorm">
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<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">[0, 2^n - 1] -> [0.0, 1.0]</doc>
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@ -7140,6 +7157,19 @@ properties.</doc>
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</parameter>
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</parameters>
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</function>
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<function name="vulkan_format_get_map" c:identifier="gst_vulkan_format_get_map" version="1.26" introspectable="0">
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<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h"/>
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<return-value transfer-ownership="none" nullable="1">
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<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.c">the #GstVulkanFormatMap matching with @format</doc>
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<type name="VulkanFormatMap" c:type="const GstVulkanFormatMap*"/>
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</return-value>
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<parameters>
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<parameter name="format" transfer-ownership="none">
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<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.c">the #GstVideoFormat to get</doc>
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<type name="GstVideo.VideoFormat" c:type="GstVideoFormat"/>
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</parameter>
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</parameters>
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</function>
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<function name="vulkan_format_to_video_format" c:identifier="gst_vulkan_format_to_video_format" version="1.24">
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<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h"/>
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<return-value transfer-ownership="none">
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@ -431,11 +431,7 @@ gst_vulkan_format_get_aspect (VkFormat format)
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}
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/* *INDENT-OFF* */
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const static struct {
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GstVideoFormat format;
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VkFormat vkfrmt;
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VkFormat vkfrmts[GST_VIDEO_MAX_PLANES];
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} vk_formats_map[] = {
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const static GstVulkanFormatMap vk_formats_map[] = {
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/* RGB unsigned normalized format sRGB nonlinear encoding */
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{ GST_VIDEO_FORMAT_RGBA, VK_FORMAT_R8G8B8A8_UNORM, { VK_FORMAT_R8G8B8A8_SRGB, } },
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{ GST_VIDEO_FORMAT_RGBx, VK_FORMAT_R8G8B8A8_UNORM, { VK_FORMAT_R8G8B8A8_SRGB, } },
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@ -467,6 +463,28 @@ const static struct {
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};
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/* *INDENT-ON* */
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/**
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* gst_vulkan_format_get_map: (skip)
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* @format: the #GstVideoFormat to get
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*
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* Returns: (nullable): the #GstVulkanFormatMap matching with @format
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*
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* Since: 1.26
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*/
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const GstVulkanFormatMap *
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gst_vulkan_format_get_map (GstVideoFormat format)
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{
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guint i;
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for (i = 0; i < G_N_ELEMENTS (vk_formats_map); i++) {
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if (vk_formats_map[i].format != format)
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continue;
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return &vk_formats_map[i];
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}
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return NULL;
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}
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/**
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* gst_vulkan_format_from_video_info: (skip)
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* @v_info: the #GstVideoInfo
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@ -27,6 +27,7 @@
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G_BEGIN_DECLS
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typedef struct _GstVulkanFormatInfo GstVulkanFormatInfo;
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typedef struct _GstVulkanFormatMap GstVulkanFormatMap;
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/**
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* GST_VULKAN_MAX_COMPONENTS:
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@ -130,9 +131,26 @@ struct _GstVulkanFormatInfo
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VkImageAspectFlags aspect;
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};
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/**
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* GstVulkanFormatMap:
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* @format: the GStreamer video format
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* @vkfrmt: the Vulkan format with a single memory
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* @vkfrmts: Vulkan formats for multiple memories
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*
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* Since: 1.26
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*/
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struct _GstVulkanFormatMap {
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GstVideoFormat format;
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VkFormat vkfrmt;
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VkFormat vkfrmts[GST_VIDEO_MAX_PLANES];
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};
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GST_VULKAN_API
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const GstVulkanFormatInfo * gst_vulkan_format_get_info (VkFormat format);
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GST_VULKAN_API
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const GstVulkanFormatMap * gst_vulkan_format_get_map (GstVideoFormat format);
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GST_VULKAN_API
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guint gst_vulkan_format_get_aspect (VkFormat format);
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