FaSTTUBe/GST-Tensordecoder-ov_ep
37
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

vulkanh264enc: add Vulkan H264 encoder

Browse Source 
Add an element to encode h264 content using the vulkan API.

Co-authored-by: Stéphane Cerveau <scerveau@igalia.com>
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7197>
This commit is contained in:
Víctor Manuel Jáquez Leal 2024-12-10 19:14:12 +01:00
parent d81726f8d2
commit 41ff02c349
5 changed files with 2526 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

180
subprojects/gst-plugins-bad/docs/plugins/gst_plugins_cache.json
View File

@ -254996,6 +254996,160 @@
},
"rank": "none"
},
"vulkanh264enc": {
"author": "Stéphane Cerveau <scerveau@igalia.com>, Victor Jaquez <vjaquez@igalia.com>",
"description": "A H.264 video encoder based on Vulkan",
"hierarchy": [
"GstVulkanH264Encoder",
"GstH264Encoder",
"GstVideoEncoder",
"GstElement",
"GstObject",
"GInitiallyUnowned",
"GObject"
],
"interfaces": [
"GstPreset"
],
"klass": "Codec/Encoder/Video/Hardware",
"pad-templates": {
"sink": {
"caps": "video/x-raw(memory:VulkanImage):\n format: NV12\n width: [ 1, 2147483647 ]\n height: [ 1, 2147483647 ]\n framerate: [ 0/1, 2147483647/1 ]\n",
"direction": "sink",
"presence": "always"
},
"src": {
"caps": "video/x-h264:\n profile: { (string)main, (string)high, (string)constrained-baseline }\n stream-format: byte-stream\n alignment: au\n",
"direction": "src",
"presence": "always"
}
},
"properties": {
"aud": {
"blurb": "Insert AU (Access Unit) delimeter for each frame",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "true",
"mutable": "playing",
"readable": true,
"type": "gboolean",
"writable": true
},
"bitrate": {
"blurb": "The desired bitrate expressed in kbps (0: auto-calculate)",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "0",
"max": "-1",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"max-qp": {
"blurb": "Maximum quantization value for each frame (0: disabled)",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "0",
"max": "51",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"min-qp": {
"blurb": "Minimum quantization value for each frame (0: disabled)",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "0",
"max": "51",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"qp-b": {
"blurb": "Constant quantization value for each B-frame slice",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "26",
"max": "51",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"qp-i": {
"blurb": "Constant quantization value for each I-frame slice",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "26",
"max": "51",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"qp-p": {
"blurb": "Constant quantization value for each P-frame slice",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "26",
"max": "51",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"quality": {
"blurb": "Video encoding quality level",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "2",
"max": "10",
"min": "0",
"mutable": "playing",
"readable": true,
"type": "guint",
"writable": true
},
"rate-control": {
"blurb": "The encoding rate control mode to use",
"conditionally-available": false,
"construct": true,
"construct-only": false,
"controllable": false,
"default": "cqp (1)",
"mutable": "playing",
"readable": true,
"type": "GstVulkanEncoderRateControlMode",
"writable": true
}
},
"rank": "none"
},
"vulkanh265dec": {
"author": "Víctor Jáquez <vjaquez@igalia.com>",
"description": "A H.265 video decoder based on Vulkan",
@ -255428,6 +255582,32 @@
}
}
},
"GstVulkanEncoderRateControlMode": {
"ignore-enum-members": true,
"kind": "enum",
"values": [
{
"desc": "Driver's default",
"name": "default",
"value": "0"
},
{
"desc": "Constant quantizer",
"name": "cqp",
"value": "1"
},
{
"desc": "Constant bitrate",
"name": "cbr",
"value": "2"
},
{
"desc": "Variable bitrate",
"name": "vbr",
"value": "4"
}
]
},
"GstVulkanStereoDownmix": {
"kind": "enum",
"values": [

5
subprojects/gst-plugins-bad/ext/vulkan/gstvulkan.c
View File

@ -46,6 +46,7 @@
#if GST_VULKAN_HAVE_VIDEO_EXTENSIONS
#include "vkh264dec.h"
#include "vkh265dec.h"
# include "vkh264enc.h"
#endif
static gboolean
@ -104,6 +105,10 @@ plugin_init (GstPlugin * plugin)
VK_KHR_VIDEO_DECODE_H265_EXTENSION_NAME)) {
ret |= gst_vulkan_h265_decoder_register (plugin, device, GST_RANK_NONE);
}
if (gst_vulkan_device_is_extension_enabled (device,
VK_KHR_VIDEO_ENCODE_H264_EXTENSION_NAME)) {
ret |= gst_vulkan_h264_encoder_register (plugin, device, GST_RANK_NONE);
}
#endif
ret |= gst_vulkan_sink_register (plugin, device, GST_RANK_NONE);
gst_object_unref (device);

1
subprojects/gst-plugins-bad/ext/vulkan/meson.build
View File

@ -32,6 +32,7 @@ glsc_sources = [
video_sources = [
'base/gsth264encoder.c',
'vkh264enc.c',
'vkh264dec.c',
'vkh265dec.c',
]

2310
subprojects/gst-plugins-bad/ext/vulkan/vkh264enc.c Normal file
View File

File diff suppressed because it is too large Load Diff

30
subprojects/gst-plugins-bad/ext/vulkan/vkh264enc.h Normal file
View File

@ -0,0 +1,30 @@
/* GStreamer
* Copyright (C) 2025 Igalia, S.L.
* Author: Stéphane Cerveau <scerveau@igalia.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#pragma once
#include <gst/vulkan/vulkan.h>
G_BEGIN_DECLS
gboolean
gst_vulkan_h264_encoder_register (GstPlugin * plugin, GstVulkanDevice * device, guint rank);
G_END_DECLS