/* * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include "codec_id.h" #include "vulkan_video.h" const FFVkCodecMap ff_vk_codec_map[AV_CODEC_ID_FIRST_AUDIO] = { [AV_CODEC_ID_H264] = { 0, 0, FF_VK_EXT_VIDEO_DECODE_H264, VK_VIDEO_CODEC_OPERATION_DECODE_H264_BIT_KHR, }, [AV_CODEC_ID_HEVC] = { 0, 0, FF_VK_EXT_VIDEO_DECODE_H265, VK_VIDEO_CODEC_OPERATION_DECODE_H265_BIT_KHR }, [AV_CODEC_ID_AV1] = { 0, 0, FF_VK_EXT_VIDEO_DECODE_AV1, 0x01000000 /* TODO fix this */ }, }; #define ASPECT_2PLANE (VK_IMAGE_ASPECT_PLANE_0_BIT | VK_IMAGE_ASPECT_PLANE_1_BIT) #define ASPECT_3PLANE (VK_IMAGE_ASPECT_PLANE_0_BIT | VK_IMAGE_ASPECT_PLANE_1_BIT | VK_IMAGE_ASPECT_PLANE_2_BIT) static const struct FFVkFormatMapEntry { VkFormat vkf; enum AVPixelFormat pixfmt; VkImageAspectFlags aspect; } vk_format_map[] = { /* Gray formats */ { VK_FORMAT_R8_UNORM, AV_PIX_FMT_GRAY8, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R16_UNORM, AV_PIX_FMT_GRAY16, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R32_SFLOAT, AV_PIX_FMT_GRAYF32, VK_IMAGE_ASPECT_COLOR_BIT }, /* RGB formats */ { VK_FORMAT_R16G16B16A16_UNORM, AV_PIX_FMT_XV36, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_B8G8R8A8_UNORM, AV_PIX_FMT_BGRA, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R8G8B8A8_UNORM, AV_PIX_FMT_RGBA, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R8G8B8_UNORM, AV_PIX_FMT_RGB24, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_B8G8R8_UNORM, AV_PIX_FMT_BGR24, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R16G16B16_UNORM, AV_PIX_FMT_RGB48, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R16G16B16A16_UNORM, AV_PIX_FMT_RGBA64, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R5G6B5_UNORM_PACK16, AV_PIX_FMT_RGB565, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_B5G6R5_UNORM_PACK16, AV_PIX_FMT_BGR565, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_B8G8R8A8_UNORM, AV_PIX_FMT_BGR0, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R8G8B8A8_UNORM, AV_PIX_FMT_RGB0, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_A2R10G10B10_UNORM_PACK32, AV_PIX_FMT_X2RGB10, VK_IMAGE_ASPECT_COLOR_BIT }, /* Planar RGB */ { VK_FORMAT_R8_UNORM, AV_PIX_FMT_GBRAP, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R16_UNORM, AV_PIX_FMT_GBRAP16, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R32_SFLOAT, AV_PIX_FMT_GBRPF32, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_R32_SFLOAT, AV_PIX_FMT_GBRAPF32, VK_IMAGE_ASPECT_COLOR_BIT }, /* Two-plane 420 YUV at 8, 10, 12 and 16 bits */ { VK_FORMAT_G8_B8R8_2PLANE_420_UNORM, AV_PIX_FMT_NV12, ASPECT_2PLANE }, { VK_FORMAT_G10X6_B10X6R10X6_2PLANE_420_UNORM_3PACK16, AV_PIX_FMT_P010, ASPECT_2PLANE }, { VK_FORMAT_G12X4_B12X4R12X4_2PLANE_420_UNORM_3PACK16, AV_PIX_FMT_P012, ASPECT_2PLANE }, { VK_FORMAT_G16_B16R16_2PLANE_420_UNORM, AV_PIX_FMT_P016, ASPECT_2PLANE }, /* Two-plane 422 YUV at 8, 10 and 16 bits */ { VK_FORMAT_G8_B8R8_2PLANE_422_UNORM, AV_PIX_FMT_NV16, ASPECT_2PLANE }, { VK_FORMAT_G10X6_B10X6R10X6_2PLANE_422_UNORM_3PACK16, AV_PIX_FMT_P210, ASPECT_2PLANE }, { VK_FORMAT_G12X4_B12X4R12X4_2PLANE_422_UNORM_3PACK16, AV_PIX_FMT_P212, ASPECT_2PLANE }, { VK_FORMAT_G16_B16R16_2PLANE_422_UNORM, AV_PIX_FMT_P216, ASPECT_2PLANE }, /* Two-plane 444 YUV at 8, 10 and 16 bits */ { VK_FORMAT_G8_B8R8_2PLANE_444_UNORM, AV_PIX_FMT_NV24, ASPECT_2PLANE }, { VK_FORMAT_G10X6_B10X6R10X6_2PLANE_444_UNORM_3PACK16, AV_PIX_FMT_P410, ASPECT_2PLANE }, { VK_FORMAT_G12X4_B12X4R12X4_2PLANE_444_UNORM_3PACK16, AV_PIX_FMT_P412, ASPECT_2PLANE }, { VK_FORMAT_G16_B16R16_2PLANE_444_UNORM, AV_PIX_FMT_P416, ASPECT_2PLANE }, /* Three-plane 420, 422, 444 at 8, 10, 12 and 16 bits */ { VK_FORMAT_G8_B8_R8_3PLANE_420_UNORM, AV_PIX_FMT_YUV420P, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM, AV_PIX_FMT_YUV420P10, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM, AV_PIX_FMT_YUV420P12, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_420_UNORM, AV_PIX_FMT_YUV420P16, ASPECT_3PLANE }, { VK_FORMAT_G8_B8_R8_3PLANE_422_UNORM, AV_PIX_FMT_YUV422P, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM, AV_PIX_FMT_YUV422P10, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM, AV_PIX_FMT_YUV422P12, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_422_UNORM, AV_PIX_FMT_YUV422P16, ASPECT_3PLANE }, { VK_FORMAT_G8_B8_R8_3PLANE_444_UNORM, AV_PIX_FMT_YUV444P, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM, AV_PIX_FMT_YUV444P10, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM, AV_PIX_FMT_YUV444P12, ASPECT_3PLANE }, { VK_FORMAT_G16_B16_R16_3PLANE_444_UNORM, AV_PIX_FMT_YUV444P16, ASPECT_3PLANE }, /* Single plane 422 at 8, 10 and 12 bits */ { VK_FORMAT_G8B8G8R8_422_UNORM, AV_PIX_FMT_YUYV422, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_B8G8R8G8_422_UNORM, AV_PIX_FMT_UYVY422, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_G10X6B10X6G10X6R10X6_422_UNORM_4PACK16, AV_PIX_FMT_Y210, VK_IMAGE_ASPECT_COLOR_BIT }, { VK_FORMAT_G12X4B12X4G12X4R12X4_422_UNORM_4PACK16, AV_PIX_FMT_Y212, VK_IMAGE_ASPECT_COLOR_BIT }, }; static const int nb_vk_format_map = FF_ARRAY_ELEMS(vk_format_map); enum AVPixelFormat ff_vk_pix_fmt_from_vkfmt(VkFormat vkf) { for (int i = 0; i < nb_vk_format_map; i++) if (vk_format_map[i].vkf == vkf) return vk_format_map[i].pixfmt; return AV_PIX_FMT_NONE; } VkImageAspectFlags ff_vk_aspect_bits_from_vkfmt(VkFormat vkf) { for (int i = 0; i < nb_vk_format_map; i++) if (vk_format_map[i].vkf == vkf) return vk_format_map[i].aspect; return VK_IMAGE_ASPECT_NONE; } VkVideoChromaSubsamplingFlagBitsKHR ff_vk_subsampling_from_av_desc(const AVPixFmtDescriptor *desc) { if (desc->nb_components == 1) return VK_VIDEO_CHROMA_SUBSAMPLING_MONOCHROME_BIT_KHR; else if (!desc->log2_chroma_w && !desc->log2_chroma_h) return VK_VIDEO_CHROMA_SUBSAMPLING_444_BIT_KHR; else if (!desc->log2_chroma_w && desc->log2_chroma_h == 1) return VK_VIDEO_CHROMA_SUBSAMPLING_422_BIT_KHR; else if (desc->log2_chroma_w == 1 && desc->log2_chroma_h == 1) return VK_VIDEO_CHROMA_SUBSAMPLING_420_BIT_KHR; return VK_VIDEO_CHROMA_SUBSAMPLING_INVALID_KHR; } VkVideoComponentBitDepthFlagBitsKHR ff_vk_depth_from_av_depth(int depth) { switch (depth) { case 8: return VK_VIDEO_COMPONENT_BIT_DEPTH_8_BIT_KHR; case 10: return VK_VIDEO_COMPONENT_BIT_DEPTH_10_BIT_KHR; case 12: return VK_VIDEO_COMPONENT_BIT_DEPTH_12_BIT_KHR; default: break; } return VK_VIDEO_COMPONENT_BIT_DEPTH_INVALID_KHR; } static void free_data_buf(void *opaque, uint8_t *data) { FFVulkanContext *ctx = opaque; FFVkVideoBuffer *buf = (FFVkVideoBuffer *)data; ff_vk_unmap_buffer(ctx, &buf->buf, 0); ff_vk_free_buf(ctx, &buf->buf); av_free(data); } static AVBufferRef *alloc_data_buf(void *opaque, size_t size) { AVBufferRef *ref; uint8_t *buf = av_mallocz(size); if (!buf) return NULL; ref = av_buffer_create(buf, size, free_data_buf, opaque, 0); if (!ref) av_free(buf); return ref; } int ff_vk_video_get_buffer(FFVulkanContext *ctx, FFVkVideoCommon *s, AVBufferRef **buf, VkBufferUsageFlags usage, void *create_pNext, size_t size) { int err; AVBufferRef *ref; FFVkVideoBuffer *data; if (!s->buf_pool) { s->buf_pool = av_buffer_pool_init2(sizeof(FFVkVideoBuffer), ctx, alloc_data_buf, NULL); if (!s->buf_pool) return AVERROR(ENOMEM); } *buf = ref = av_buffer_pool_get(s->buf_pool); if (!ref) return AVERROR(ENOMEM); data = (FFVkVideoBuffer *)ref->data; if (data->buf.size >= size) return 0; /* No point in requesting anything smaller. */ size = FFMAX(size, 1024*1024); /* Align buffer to nearest power of two. Makes fragmentation management * easier, and gives us ample headroom. */ size--; size |= size >> 1; size |= size >> 2; size |= size >> 4; size |= size >> 8; size |= size >> 16; size++; ff_vk_free_buf(ctx, &data->buf); memset(data, 0, sizeof(FFVkVideoBuffer)); err = ff_vk_create_buf(ctx, &data->buf, size, create_pNext, NULL, usage, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT); if (err < 0) { av_buffer_unref(&ref); return err; } /* Map the buffer */ err = ff_vk_map_buffer(ctx, &data->buf, &data->mem, 0); if (err < 0) { av_buffer_unref(&ref); return err; } return 0; } av_cold void ff_vk_video_common_uninit(FFVulkanContext *s, FFVkVideoCommon *common) { FFVulkanFunctions *vk = &s->vkfn; if (common->session) { vk->DestroyVideoSessionKHR(s->hwctx->act_dev, common->session, s->hwctx->alloc); common->session = NULL; } if (common->nb_mem && common->mem) for (int i = 0; i < common->nb_mem; i++) vk->FreeMemory(s->hwctx->act_dev, common->mem[i], s->hwctx->alloc); av_freep(&common->mem); av_buffer_pool_uninit(&common->buf_pool); } av_cold int ff_vk_video_common_init(void *log, FFVulkanContext *s, FFVkVideoCommon *common, VkVideoSessionCreateInfoKHR *session_create) { int err; VkResult ret; FFVulkanFunctions *vk = &s->vkfn; VkMemoryRequirements2 *mem_req = NULL; VkVideoSessionMemoryRequirementsKHR *mem = NULL; VkBindVideoSessionMemoryInfoKHR *bind_mem = NULL; /* Create session */ ret = vk->CreateVideoSessionKHR(s->hwctx->act_dev, session_create, s->hwctx->alloc, &common->session); if (ret != VK_SUCCESS) return AVERROR_EXTERNAL; /* Get memory requirements */ ret = vk->GetVideoSessionMemoryRequirementsKHR(s->hwctx->act_dev, common->session, &common->nb_mem, NULL); if (ret != VK_SUCCESS) { err = AVERROR_EXTERNAL; goto fail; } /* Allocate all memory needed to actually allocate memory */ common->mem = av_mallocz(sizeof(*common->mem)*common->nb_mem); if (!common->mem) { err = AVERROR(ENOMEM); goto fail; } mem = av_mallocz(sizeof(*mem)*common->nb_mem); if (!mem) { err = AVERROR(ENOMEM); goto fail; } mem_req = av_mallocz(sizeof(*mem_req)*common->nb_mem); if (!mem_req) { err = AVERROR(ENOMEM); goto fail; } bind_mem = av_mallocz(sizeof(*bind_mem)*common->nb_mem); if (!bind_mem) { err = AVERROR(ENOMEM); goto fail; } /* Set the needed fields to get the memory requirements */ for (int i = 0; i < common->nb_mem; i++) { mem_req[i] = (VkMemoryRequirements2) { .sType = VK_STRUCTURE_TYPE_MEMORY_REQUIREMENTS_2, }; mem[i] = (VkVideoSessionMemoryRequirementsKHR) { .sType = VK_STRUCTURE_TYPE_VIDEO_SESSION_MEMORY_REQUIREMENTS_KHR, .memoryRequirements = mem_req[i].memoryRequirements, }; } /* Finally get the memory requirements */ ret = vk->GetVideoSessionMemoryRequirementsKHR(s->hwctx->act_dev, common->session, &common->nb_mem, mem); if (ret != VK_SUCCESS) { err = AVERROR_EXTERNAL; goto fail; } /* Now allocate each requested memory. * For ricing, could pool together memory that ends up in the same index. */ for (int i = 0; i < common->nb_mem; i++) { err = ff_vk_alloc_mem(s, &mem[i].memoryRequirements, UINT32_MAX, NULL, NULL, &common->mem[i]); if (err < 0) goto fail; bind_mem[i] = (VkBindVideoSessionMemoryInfoKHR) { .sType = VK_STRUCTURE_TYPE_BIND_VIDEO_SESSION_MEMORY_INFO_KHR, .memory = common->mem[i], .memoryBindIndex = mem[i].memoryBindIndex, .memoryOffset = 0, .memorySize = mem[i].memoryRequirements.size, }; av_log(log, AV_LOG_VERBOSE, "Allocating %"SIZE_SPECIFIER" bytes in bind index %i for video session\n", bind_mem[i].memorySize, bind_mem[i].memoryBindIndex); } /* Bind the allocated memory */ ret = vk->BindVideoSessionMemoryKHR(s->hwctx->act_dev, common->session, common->nb_mem, bind_mem); if (ret != VK_SUCCESS) { err = AVERROR_EXTERNAL; goto fail; } av_freep(&mem); av_freep(&mem_req); av_freep(&bind_mem); return 0; fail: av_freep(&mem); av_freep(&mem_req); av_freep(&bind_mem); ff_vk_video_common_uninit(s, common); return err; }