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vulkan: move feature<->usage mapping code outside of hwcontext_vulkan.c

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Allows for it to be reused. In particular, for a future patch to make
vulkan hwaccels output DMABUF-backed VkImages.
This commit is contained in:
Lynne
2025-04-20 10:35:15 +02:00
parent b6c2498a59
commit 5098b1a345
3 changed files with 46 additions and 36 deletions
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42
libavutil/hwcontext_vulkan.c
View File

@ -437,40 +437,6 @@ static const struct FFVkFormatEntry *vk_find_format_entry(enum AVPixelFormat p)
return NULL;
}
/* Malitia pura, Khronos */
#define FN_MAP_TO(dst_t, dst_name, src_t, src_name) \
static av_unused dst_t map_ ##src_name## _to_ ##dst_name(src_t src) \
{ \
dst_t dst = 0x0; \
MAP_TO(VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_BIT, \
VK_IMAGE_USAGE_SAMPLED_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_TRANSFER_SRC_BIT, \
VK_IMAGE_USAGE_TRANSFER_SRC_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_TRANSFER_DST_BIT, \
VK_IMAGE_USAGE_TRANSFER_DST_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT, \
VK_IMAGE_USAGE_STORAGE_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT, \
VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_DECODE_OUTPUT_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_DECODE_DPB_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_ENCODE_DPB_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_ENCODE_INPUT_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR); \
return dst; \
}
#define MAP_TO(flag1, flag2) if (src & flag2) dst |= flag1;
FN_MAP_TO(VkFormatFeatureFlagBits2, feats, VkImageUsageFlags, usage)
#undef MAP_TO
#define MAP_TO(flag1, flag2) if (src & flag1) dst |= flag2;
FN_MAP_TO(VkImageUsageFlags, usage, VkFormatFeatureFlagBits2, feats)
#undef MAP_TO
#undef FN_MAP_TO
static int vkfmt_from_pixfmt2(AVHWDeviceContext *dev_ctx, enum AVPixelFormat p,
VkImageTiling tiling,
VkFormat fmts[AV_NUM_DATA_POINTERS], /* Output format list */
@ -538,7 +504,7 @@ static int vkfmt_from_pixfmt2(AVHWDeviceContext *dev_ctx, enum AVPixelFormat p,
if (aspect)
*aspect = vk_formats_list[i].aspect;
if (supported_usage)
*supported_usage = map_feats_to_usage(feats_primary) |
*supported_usage = ff_vk_map_feats_to_usage(feats_primary) |
((need_storage && (storage_primary | storage_secondary)) ?
VK_IMAGE_USAGE_STORAGE_BIT : 0);
return 0;
@ -553,7 +519,7 @@ static int vkfmt_from_pixfmt2(AVHWDeviceContext *dev_ctx, enum AVPixelFormat p,
if (aspect)
*aspect = vk_formats_list[i].aspect;
if (supported_usage)
*supported_usage = map_feats_to_usage(feats_secondary);
*supported_usage = ff_vk_map_feats_to_usage(feats_secondary);
return 0;
} else {
return AVERROR(ENOTSUP);
@ -2681,6 +2647,10 @@ static AVBufferRef *vulkan_pool_alloc(void *opaque, size_t size)
VK_EXTERNAL_MEMORY_HANDLE_TYPE_OPAQUE_FD_BIT);
#endif
if (p->vkctx.extensions & FF_VK_EXT_EXTERNAL_DMABUF_MEMORY)
try_export_flags(hwfc, &eiinfo.handleTypes, &e,
VK_EXTERNAL_MEMORY_HANDLE_TYPE_DMA_BUF_BIT_EXT);
for (int i = 0; i < av_pix_fmt_count_planes(hwfc->sw_format); i++) {
eminfo[i].sType = VK_STRUCTURE_TYPE_EXPORT_MEMORY_ALLOCATE_INFO;
eminfo[i].pNext = hwctx->alloc_pnext[i];

34
libavutil/vulkan.c
View File

@ -84,6 +84,40 @@ const char *ff_vk_ret2str(VkResult res)
#undef CASE
}
/* Malitia pura, Khronos */
#define FN_MAP_TO(dst_t, dst_name, src_t, src_name) \
dst_t ff_vk_map_ ##src_name## _to_ ##dst_name(src_t src) \
{ \
dst_t dst = 0x0; \
MAP_TO(VK_FORMAT_FEATURE_2_SAMPLED_IMAGE_BIT, \
VK_IMAGE_USAGE_SAMPLED_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_TRANSFER_SRC_BIT, \
VK_IMAGE_USAGE_TRANSFER_SRC_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_TRANSFER_DST_BIT, \
VK_IMAGE_USAGE_TRANSFER_DST_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_STORAGE_IMAGE_BIT, \
VK_IMAGE_USAGE_STORAGE_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_COLOR_ATTACHMENT_BIT, \
VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_DECODE_OUTPUT_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_DECODE_DST_BIT_KHR); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_DECODE_DPB_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_DECODE_DPB_BIT_KHR); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_ENCODE_DPB_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_ENCODE_DPB_BIT_KHR); \
MAP_TO(VK_FORMAT_FEATURE_2_VIDEO_ENCODE_INPUT_BIT_KHR, \
VK_IMAGE_USAGE_VIDEO_ENCODE_SRC_BIT_KHR); \
return dst; \
}
#define MAP_TO(flag1, flag2) if (src & flag2) dst |= flag1;
FN_MAP_TO(VkFormatFeatureFlagBits2, feats, VkImageUsageFlags, usage)
#undef MAP_TO
#define MAP_TO(flag1, flag2) if (src & flag1) dst |= flag2;
FN_MAP_TO(VkImageUsageFlags, usage, VkFormatFeatureFlagBits2, feats)
#undef MAP_TO
#undef FN_MAP_TO
static void load_enabled_qfs(FFVulkanContext *s)
{
s->nb_qfs = 0;

6
libavutil/vulkan.h
View File

@ -364,6 +364,12 @@ int ff_vk_init(FFVulkanContext *s, void *log_parent,
*/
const char *ff_vk_ret2str(VkResult res);
/**
* Map between usage and features.
*/
VkImageUsageFlags ff_vk_map_feats_to_usage(VkFormatFeatureFlagBits2 feats);
VkFormatFeatureFlagBits2 ff_vk_map_usage_to_feats(VkImageUsageFlags usage);
/**
* Returns 1 if pixfmt is a usable RGB format.
*/