Add lottie-to-webm converter

.github/workflows/build-linux-and-docker.yml

@@ -101,6 +101,22 @@ jobs:
  with:
  image: lottie-to-webp:${{ inputs.arch }}
 
+ - name: Build lottie-to-webm
+ uses: docker/build-push-action@v4
+ with:
+ context: .
+ tags: lottie-to-webm:${{ inputs.arch }}
+ platforms: ${{ inputs.arch }}
+ target: lottie-to-webm
+ load: true
+ cache-from: type=gha
+ cache-to: type=gha,mode=max
+
+ - name: Upload lottie-to-webm as artifact
+ uses: ishworkh/[email protected]
+ with:
+ image: lottie-to-webm:${{ inputs.arch }}
+
  - name: Extract executable
  run: |
  id=$(docker create lottie-to-png:${{ inputs.arch }}) &&

.github/workflows/cd-release.yml

@@ -44,6 +44,7 @@ jobs:
  - lottie-to-gif
  - lottie-to-png
  - lottie-to-webp
+ - lottie-to-webm
  arch:
  - amd64
  - arm64
@@ -76,6 +77,7 @@ jobs:
  - gif
  - png
  - webp
+ - webm
  steps:
  - name: Login to DockerHub
  uses: docker/login-action@v2

.github/workflows/test-darwin.yml

@@ -23,6 +23,7 @@ jobs:
  - gif
  - png
  - webp
+ - webm
  steps:
  - uses: actions/checkout@v3
 
@@ -31,6 +32,7 @@ jobs:
  [[ "${{ matrix.case }}" == "apng" ]] && brew install ffmpeg || echo ok;
  [[ "${{ matrix.case }}" == "gif" ]] && brew install gifski || echo ok;
  [[ "${{ matrix.case }}" == "webp" ]] && brew install webp || echo ok;
+ [[ "${{ matrix.case }}" == "webm" ]] && brew install ffmpeg || echo ok;
 
  - name: Download artifact
  uses: actions/download-artifact@v3

.github/workflows/test-docker.yml

@@ -23,6 +23,7 @@ jobs:
  - gif
  - png
  - webp
+ - webm
  steps:
  - name: Set up QEMU
  uses: docker/setup-qemu-action@v2

.github/workflows/test-windows.yml

@@ -22,6 +22,7 @@ jobs:
  - apng
  - gif
  - png
+ - webm
  steps:
  - uses: actions/checkout@v3
 
@@ -31,7 +32,7 @@ jobs:
  run: cargo install gifski
 
  - name: Install ffmpeg
- if: ${{ matrix.case == 'apng' }}
+ if: ${{ (matrix.case == 'apng') || (matrix.case == 'webm') }}
  uses: FedericoCarboni/setup-ffmpeg@v2
 
  - name: Download artifact

Dockerfile

@@ -37,10 +37,15 @@ CMD sh -c "\
  done\
 "
 
-FROM builder-lottie-to-some as lottie-to-apng
+FROM builder-lottie-to-some as builder-lottie-to-ffmpegable
 RUN apk --no-cache add ffmpeg
+
+FROM builder-lottie-to-ffmpegable as lottie-to-apng
 ENV FORMAT=apng
 
+FROM builder-lottie-to-ffmpegable as lottie-to-webm
+ENV FORMAT=webm
+
 FROM builder-lottie-to-some as lottie-to-png
 ENV FORMAT=png
 

README.dockerhub.md

@@ -7,7 +7,7 @@ docker run --rm -v <path to directory>:/source edasriyan/lottie-to-format
 You can provide parameters via env variables:
 * `HEIGHT`: Output image height. Default: 512
 * `WIDTH`: Output image width. Default: 512
-* `FPS`: Output frame rate. Default: apng,png,webp - 60; gif - 50
+* `FPS`: Output frame rate. Default: apng,png,webp,webm - 60; gif - 50
 * `QUALITY`: Output quality. Default: 90
 * `THREADS`: Number of threads to use. Default: number of CPUs
 

README.md

@@ -1,4 +1,4 @@
-# Lottie Animations (.json) and Telegram Stickers (*.tgs) to GIF/PNG/APNG/WEBP converter
+# Lottie Animations (.json) and Telegram Stickers (*.tgs) to GIF/PNG/APNG/WEBP/WEBM converter
 [![CI | Build & Test](https://github.com/ed-asriyan/lottie-converter/actions/workflows/ci-build-and-test.yml/badge.svg)](https://github.com/ed-asriyan/lottie-converter/actions/workflows/ci-build-and-test.yml)
 [![CD | Release & Push to Dockerhub](https://github.com/ed-asriyan/lottie-converter/actions/workflows/cd-release.yml/badge.svg)](https://github.com/ed-asriyan/lottie-converter/actions/workflows/cd-release.yml)
 
@@ -32,6 +32,10 @@ Replace with directory with Lottie animations / Telegram stickers and run:
  ```bash
  docker run --rm -v <path to directory>:/source edasriyan/lottie-to-webp
  ```
+- Convert to WEBM:
+ ```bash
+ docker run --rm -v <path to directory>:/source edasriyan/lottie-to-webm
+ ```
 
 You can provide parameters via env variables:
 * `HEIGHT`: Output image height. Default: 512
@@ -50,14 +54,15 @@ Results will be saved next to each source file in the same directory.
 ## Using compiled executables
 1. Install run-time dependencies. Make sure the path to them present in `PATH` variable:
  - **[gifski](https://gif.ski)** if you want to convert to GIF
- - **[ffmpeg](https://ffmpeg.org)** if you want to convert to APNG
+ - **[ffmpeg](https://ffmpeg.org)** if you want to convert to APNG or WEBM
  - **[img2webp](https://developers.google.com/speed/webp/docs/img2webp)** if you want to convert to WEBP
 2. Download executable from [releases section of this repo](https://github.com/ed-asriyan/lottie-converter/releases) for your OS and arch
 3. In downloaded archive find the following executable scripts:
  - `lottie_to_apng.sh`
  - `lottie_to_gif.sh`
  - `lottie_to_png.sh`
  - `lottie_to_webp.sh`
+ - `lottie_to_webm.sh`
 
  All of them have the same CLI:
  ```commandline
@@ -133,22 +138,26 @@ Results will be saved next to each source file in the same directory.
  ' > _deps/rlottie-src/src/vector/vdrawhelper_neon.cpp
  </details>
 4. Convert!
- - To convert to GIF: 
+ - To convert to GIF:
  ```commandline
  ./bin/lottie_to_gif.sh /home/ed/Downloads/animation.json
  ```
- - To convert to PNG: 
+ - To convert to PNG:
  ```commandline
  ./bin/lottie_to_png.sh /home/ed/Downloads/animation.json
  ```
  - To convert to APNG:
  ```commandline
  ./bin/lottie_to_apng.sh /home/ed/Downloads/animation.json
  ```
- - To convert to WEBP: 
+ - To convert to WEBP:
  ```commandline
  ./bin/lottie_to_webp.sh /home/ed/Downloads/animation.json
  ```
+ - To convert to WEBM:
+ ```commandline
+ ./bin/lottie_to_webm.sh /home/ed/Downloads/animation.json
+ ```
  Results will be saved next to each source file in the same directory.
 
 ## Notices

bin/lottie_to_webm.sh

@@ -0,0 +1,9 @@
+HEIGHT=512
+WIDTH=512
+FPS=60
+OUTPUT_EXTENSION=.webm
+QUALITY=90
+
+SCRIPT_DIR=$(dirname "$0")
+
+source $SCRIPT_DIR/lottie_common.sh && (echo | ffmpeg -y -loglevel error -r $FPS -i $TMP_PATH/%03d.png -c:v libvpx-vp9 -pix_fmt yuva420p $OUTPUT)