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Add NVENC (h264_nvenc, hevc_nvenc) encoder support for Linux builds #17

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Add NVENC (h264_nvenc, hevc_nvenc) encoder support for Linux builds #17

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8 changes: 8 additions & 0 deletions compile-ffmpeg.mjs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ import { enableAv1 } from "./compile-av1.mjs";
import { enableFdkAac } from "./compile-fdkaac.mjs";
import { enableZimg } from "./compile-zimg.mjs";
import { fixLinuxLinks } from "./fix-linux-links.mjs";
import { enableNvencHeaders } from "./compile-nvenc.mjs";

if (existsSync("/opt/homebrew/opt/libx11/lib/libX11.6.dylib")) {
console.log(
Expand Down Expand Up @@ -137,6 +138,7 @@ enableX264(isMusl, isWindows);
enableX265(isMusl, isWindows, isOldCmake);
enableLibMp3Lame(isWindows);
enableOpus(isWindows);
enableNvencHeaders(isWindows);

const TAG = "n7.1";

Expand Down Expand Up @@ -288,6 +290,12 @@ execSync(
process.platform === "darwin"
? "--enable-encoder=prores_videotoolbox"
: null,
!isWindows && process.platform === "linux"
? "--enable-encoder=h264_nvenc"
: null,
!isWindows && process.platform === "linux"
? "--enable-encoder=hevc_nvenc"
: null,
"--disable-muxers",
"--enable-muxer=webm,opus,mp4,wav,mp3,mov,matroska,hevc,h264,gif,image2,image2pipe,adts,m4a,mpegts,null,avi",
"--enable-libx264",
Expand Down
33 changes: 33 additions & 0 deletions compile-nvenc.mjs
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Original file line number Diff line number Diff line change
@@ -0,0 +1,33 @@
import { execSync } from "child_process";
import { existsSync } from "fs";
import { PREFIX } from "./const.mjs";

const NV_CODEC_HEADERS_TAG = "n12.2.16.0";

export const enableNvencHeaders = (isWindows) => {
// Only install on native Linux builds (not macOS, not Windows cross-compile)
// nv-codec-headers are header-only - no runtime dependency at build time
if (process.platform !== "linux" || isWindows) return;

if (!existsSync("nv-codec-headers")) {
execSync(
"git clone https://github.com/FFmpeg/nv-codec-headers.git",
{stdio: "inherit"},
);
}

execSync("git fetch --all --tags", {
cwd: "nv-codec-headers",
stdio: "inherit",
});

execSync(`git checkout ${NV_CODEC_HEADERS_TAG}`, {
cwd: "nv-codec-headers",
stdio: "inherit",
});

execSync(`make install PREFIX=${PREFIX}`, {
cwd: "nv-codec-headers",
stdio: "inherit",
});
};
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