mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
98 lines
3.0 KiB
98 lines
3.0 KiB
2 years ago
|
/*
|
||
|
|
* 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
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef AVCODEC_VULKAN_VIDEO_H
|
||
|
|
#define AVCODEC_VULKAN_VIDEO_H
|
||
|
|
|
||
|
|
#include "codec_id.h"
|
||
|
|
#include "vulkan.h"
|
||
|
|
|
||
|
|
#include <vk_video/vulkan_video_codecs_common.h>
|
||
|
|
|
||
|
|
#define CODEC_VER_MAJ(ver) (ver >> 22)
|
||
|
|
#define CODEC_VER_MIN(ver) ((ver >> 12) & ((1 << 10) - 1))
|
||
|
|
#define CODEC_VER_PAT(ver) (ver & ((1 << 12) - 1))
|
||
|
|
#define CODEC_VER(ver) CODEC_VER_MAJ(ver), CODEC_VER_MIN(ver), CODEC_VER_PAT(ver)
|
||
|
|
|
||
|
|
typedef struct FFVkCodecMap {
|
||
|
|
FFVulkanExtensions encode_extension;
|
||
|
|
VkVideoCodecOperationFlagBitsKHR encode_op;
|
||
|
|
FFVulkanExtensions decode_extension;
|
||
|
|
VkVideoCodecOperationFlagBitsKHR decode_op;
|
||
|
|
} FFVkCodecMap;
|
||
|
|
|
||
|
|
typedef struct FFVkVideoSession {
|
||
|
|
VkVideoSessionKHR session;
|
||
|
|
VkDeviceMemory *mem;
|
||
|
|
uint32_t nb_mem;
|
||
|
|
|
||
|
|
AVBufferPool *buf_pool;
|
||
|
|
} FFVkVideoCommon;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Index is codec_id.
|
||
|
|
*/
|
||
|
|
extern const FFVkCodecMap ff_vk_codec_map[AV_CODEC_ID_FIRST_AUDIO];
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get pixfmt from a Vulkan format.
|
||
|
|
*/
|
||
|
|
enum AVPixelFormat ff_vk_pix_fmt_from_vkfmt(VkFormat vkf);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get aspect bits which include all planes from a VkFormat.
|
||
|
|
*/
|
||
|
|
VkImageAspectFlags ff_vk_aspect_bits_from_vkfmt(VkFormat vkf);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get Vulkan's chroma subsampling from a pixfmt descriptor.
|
||
|
|
*/
|
||
|
|
VkVideoChromaSubsamplingFlagBitsKHR ff_vk_subsampling_from_av_desc(const AVPixFmtDescriptor *desc);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get Vulkan's bit depth from an [8:12] integer.
|
||
|
|
*/
|
||
|
|
VkVideoComponentBitDepthFlagBitsKHR ff_vk_depth_from_av_depth(int depth);
|
||
|
|
|
||
|
|
typedef struct FFVkVideoBuffer {
|
||
|
|
FFVkBuffer buf;
|
||
|
|
uint8_t *mem;
|
||
|
|
} FFVkVideoBuffer;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get a mapped FFVkPooledBuffer with a specific guaranteed minimum size
|
||
|
|
* from a pool.
|
||
|
|
*/
|
||
|
|
int ff_vk_video_get_buffer(FFVulkanContext *ctx, FFVkVideoCommon *s,
|
||
|
|
AVBufferRef **buf, VkBufferUsageFlags usage,
|
||
|
|
void *create_pNext, size_t size);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Initialize video session, allocating and binding necessary memory.
|
||
|
|
*/
|
||
|
|
int ff_vk_video_common_init(void *log, FFVulkanContext *s,
|
||
|
|
FFVkVideoCommon *common,
|
||
|
|
VkVideoSessionCreateInfoKHR *session_create);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Free video session and required resources.
|
||
|
|
*/
|
||
|
|
void ff_vk_video_common_uninit(FFVulkanContext *s, FFVkVideoCommon *common);
|
||
|
|
|
||
|
|
#endif /* AVCODEC_VULKAN_VIDEO_H */
|