gotosocial/internal/media/ffmpeg/ffmpeg.go
kim 8e5a72ac5c
[performance] ffmpeg ffprobe wrapper improvements (#3225)
* use a single instance of wazero runtime and compiled modules

* remove test output 🤦

* undo process-{media,emoji} changes

* update test runner to include wazero compilation cache

* sign drone.yml

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Co-authored-by: tobi <tobi.smethurst@protonmail.com>
2024-08-23 17:15:35 +02:00

40 lines
1.4 KiB
Go

// GoToSocial
// Copyright (C) GoToSocial Authors admin@gotosocial.org
// SPDX-License-Identifier: AGPL-3.0-or-later
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package ffmpeg
import (
"context"
)
// ffmpegRunner limits the number of
// ffmpeg WebAssembly instances that
// may be concurrently running, in
// order to reduce memory usage.
var ffmpegRunner runner
// InitFfmpeg precompiles the ffmpeg WebAssembly source into memory and
// prepares the runner to only allow max given concurrent running instances.
func InitFfmpeg(ctx context.Context, max int) error {
ffmpegRunner.Init(max)
return compileFfmpeg(ctx)
}
// Ffmpeg runs the given arguments with an instance of ffmpeg.
func Ffmpeg(ctx context.Context, args Args) (uint32, error) {
return ffmpegRunner.Run(ctx, ffmpeg, args)
}