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vkformat: add gst_vulkan_format_get_map function

Browse source 
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>
This commit is contained in:
Víctor Manuel Jáquez Leal 2024-04-17 12:15:07 +02:00
parent 17f3a22130
commit 0f8f2d0057
3 changed files with 71 additions and 5 deletions
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30
girs/GstVulkan-1.0.gir
View file

@ -2531,6 +2531,23 @@ the error</doc>
<type name="Vulkan.ImageAspectFlags" c:type="VkImageAspectFlags"/>
</field>
</record>
<record name="VulkanFormatMap" c:type="GstVulkanFormatMap" version="1.26">
<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h"/>
<field name="format" writable="1">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">the GStreamer video format</doc>
<type name="GstVideo.VideoFormat" c:type="GstVideoFormat"/>
</field>
<field name="vkfrmt" writable="1">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">the Vulkan format with a single memory</doc>
<type name="Vulkan.Format" c:type="VkFormat"/>
</field>
<field name="vkfrmts" writable="1">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">Vulkan formats for multiple memories</doc>
<array zero-terminated="0" fixed-size="4">
<type name="Vulkan.Format" c:type="VkFormat"/>
</array>
</field>
</record>
<enumeration name="VulkanFormatScaling" version="1.18" glib:type-name="GstVulkanFormatScaling" glib:get-type="gst_vulkan_format_scaling_get_type" c:type="GstVulkanFormatScaling">
<member name="unorm" value="1" c:identifier="GST_VULKAN_FORMAT_SCALING_UNORM" glib:nick="unorm">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h">[0, 2^n - 1] -&gt; [0.0, 1.0]</doc>
@ -7140,6 +7157,19 @@ properties.</doc>
</parameter>
</parameters>
</function>
<function name="vulkan_format_get_map" c:identifier="gst_vulkan_format_get_map" version="1.26" introspectable="0">
<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h"/>
<return-value transfer-ownership="none" nullable="1">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.c">the #GstVulkanFormatMap matching with @format</doc>
<type name="VulkanFormatMap" c:type="const GstVulkanFormatMap*"/>
</return-value>
<parameters>
<parameter name="format" transfer-ownership="none">
<doc xml:space="preserve" filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.c">the #GstVideoFormat to get</doc>
<type name="GstVideo.VideoFormat" c:type="GstVideoFormat"/>
</parameter>
</parameters>
</function>
<function name="vulkan_format_to_video_format" c:identifier="gst_vulkan_format_to_video_format" version="1.24">
<source-position filename="../subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h"/>
<return-value transfer-ownership="none">

28
subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.c
View file

@ -431,11 +431,7 @@ gst_vulkan_format_get_aspect (VkFormat format)
}
/* *INDENT-OFF* */
const static struct {
GstVideoFormat format;
VkFormat vkfrmt;
VkFormat vkfrmts[GST_VIDEO_MAX_PLANES];
} vk_formats_map[] = {
const static GstVulkanFormatMap vk_formats_map[] = {
/* RGB unsigned normalized format sRGB nonlinear encoding */
{ GST_VIDEO_FORMAT_RGBA, VK_FORMAT_R8G8B8A8_UNORM, { VK_FORMAT_R8G8B8A8_SRGB, } },
{ GST_VIDEO_FORMAT_RGBx, VK_FORMAT_R8G8B8A8_UNORM, { VK_FORMAT_R8G8B8A8_SRGB, } },
@ -467,6 +463,28 @@ const static struct {
};
/* *INDENT-ON* */
/**
* gst_vulkan_format_get_map: (skip)
* @format: the #GstVideoFormat to get
*
* Returns: (nullable): the #GstVulkanFormatMap matching with @format
*
* Since: 1.26
*/
const GstVulkanFormatMap *
gst_vulkan_format_get_map (GstVideoFormat format)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (vk_formats_map); i++) {
if (vk_formats_map[i].format != format)
continue;
return &vk_formats_map[i];
}
return NULL;
}
/**
* gst_vulkan_format_from_video_info: (skip)
* @v_info: the #GstVideoInfo

18
subprojects/gst-plugins-bad/gst-libs/gst/vulkan/gstvkformat.h
View file

@ -27,6 +27,7 @@
G_BEGIN_DECLS
typedef struct _GstVulkanFormatInfo GstVulkanFormatInfo;
typedef struct _GstVulkanFormatMap GstVulkanFormatMap;
/**
* GST_VULKAN_MAX_COMPONENTS:
@ -130,9 +131,26 @@ struct _GstVulkanFormatInfo
VkImageAspectFlags aspect;
};
/**
* GstVulkanFormatMap:
* @format: the GStreamer video format
* @vkfrmt: the Vulkan format with a single memory
* @vkfrmts: Vulkan formats for multiple memories
*
* Since: 1.26
*/
struct _GstVulkanFormatMap {
GstVideoFormat format;
VkFormat vkfrmt;
VkFormat vkfrmts[GST_VIDEO_MAX_PLANES];
};
GST_VULKAN_API
const GstVulkanFormatInfo * gst_vulkan_format_get_info (VkFormat format);
GST_VULKAN_API
const GstVulkanFormatMap * gst_vulkan_format_get_map (GstVideoFormat format);
GST_VULKAN_API
guint gst_vulkan_format_get_aspect (VkFormat format);