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I’m enhancing my Android app with an in-app video editor focused on simple trimming and cutting. The workflow should feel native to Android: select a clip, drag handles to set new in/out points, preview in real time, then save or overwrite the file. Alongside the trim/cut controls, I also want a lightweight audio-editing option so users can mute the original track or replace it with a new audio file before exporting. Key points you’ll handle • Build the editor as a self-contained module that I can drop into an existing Kotlin project (current minSdk 24). • Rely on popular, well-supported libraries such as FFmpeg, Mp4Parser, or Android’s MediaCodec/MediaMuxer—whatever keeps processing on-device and export times reasonable. • Provide a simple UI in Jetpack Compose (or XML if you prefer) that matches Material guidelines. • Return trimmed clips in the same resolution and frame rate without noticeable quality loss. • Supply clear integration notes and commented code so I can wire the module into the rest of my app quickly. Acceptance criteria 1. A demo screen inside a sample app showing import, trim/cut timeline, audio swap, and export. 2. Exported videos play flawlessly on standard Android players. 3. Full source code and build instructions delivered via Git or zip. If this sounds straightforward and fits your expertise, let’s discuss timelines and any edge cases you foresee.
Mã dự án: 40343418
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135 freelancer chào giá trung bình $1.088 USD cho công việc này

Hello, I’m excited to help you add a native-feel Android video editor with on-device trimming, simple cut controls, real-time preview, and optional audio editing. I’ll build a self-contained Kotlin module that drops into your project (minSdk 24) and uses proven libraries (FFmpeg/MediaCodec/MediaMuxer) for fast, on-device processing while preserving native look and feel. The UI will be modern and follow Material guidelines in Jetpack Compose (or XML if you prefer), with a clean trim timeline, drag handles, and instant preview before export. The module will export clips at the same resolution and frame rate with minimal quality loss, and include a lightweight audio editor to mute or swap the audio track prior to export. I’ll provide clear integration notes and well-commented code to speed up wiring into your app. Approach and understanding: I will design a compact, well-documented editor module that handles import, timeline trimming with precise in/out points, real-time preview, and export. For audio, I’ll add mute and replacement options without breaking video alignment. I’ll ensure on-device processing stays snappy by choosing an efficient path (FFmpeg or MediaCodec) and implement a robust error-handling strategy for edge cases like variable frame rates, keyframe alignment, and audio-video sync. Key questions I should confirm before starting What is your target export formats and container (MP4 only or others)? Do you want the UI to strictly follow Jetpack Compose or is X
$1.500 USD trong 16 ngày
9,4
9,4

With over 10 years of experience in web and mobile development, including expertise in Android app development, I understand the importance of enhancing your project with an in-app video editor featuring a trimming and cutting feature. Your requirement for a self-contained module that can be easily integrated into an existing Kotlin project aligns perfectly with my skills in Android development. I have successfully delivered projects in the mobile app domain, including fintech, eCommerce, and blockchain applications. My experience in building feature-rich solutions and ensuring seamless integration will be beneficial for your Android Video Trimming Feature project. I am confident in using popular libraries like FFmpeg and Android’s MediaCodec/MediaMuxer to maintain processing on-device and export times reasonable. If this aligns with your vision, I am eager to discuss timelines and any potential challenges. Let's collaborate to bring your project to life with a user-friendly video editing feature. Feel free to reach out to me to discuss further details or any questions you may have.
$1.200 USD trong 20 ngày
9,0
9,0

I have extensive experience in PHP, Java, Mobile App Development, Android, and Kotlin, making me a great match for the Android Video Trimming Feature project. The budget can be adjusted based on the project scope, and I am committed to delivering high-quality results within your budget. I am confident and eager to start working on this project. Please go through my profile to see my 15 years of experience and the quality of work I have delivered. Let's discuss the job details and get started promptly.
$1.350 USD trong 21 ngày
8,7
8,7

Hello there, I am excited about the opportunity to work on enhancing your Android app with an in-app video editor focused on simple trimming and cutting. I will ensure the workflow feels native to Android by implementing features such as drag handles for setting in/out points, real-time preview, and audio editing options. Key points I will handle include building the editor as a self-contained module for easy integration, utilizing popular libraries for efficient processing, designing a user-friendly UI following Material guidelines, maintaining video quality during trimming, and providing clear integration notes and commented code. I look forward to delivering a high-quality solution to meet your requirements. Regards, Yogesh Kumar
$1.040 USD trong 8 ngày
8,4
8,4

Hello, I have reviewed your requirement for an Android in-app video trimming and audio editing module and clearly understand the expected workflow and deliverables. With 10+ years of experience in Android (Kotlin) and media processing using FFmpeg, MediaCodec, and MediaMuxer, I can build a clean, efficient, and reusable module aligned with your project needs. The implementation will include a self-contained module with a Material-based UI (Jetpack Compose), real-time preview, precise trim controls, and audio mute/replace functionality. Export will maintain original quality (resolution/FPS) with optimized processing time. A demo screen, well-structured code, and clear integration documentation will be provided for seamless integration. I WILL PROVIDE 2 YEAR FREE ONGOING SUPPORT AND COMPLETE SOURCE CODE. WE WILL WORK WITH AGILE METHODOLOGY AND WILL GIVE YOU ASSISTANCE FROM ZERO TO PUBLISHING ON STORES. I am available to start immediately and can align with your timeline and requirements. I eagerly await your positive response. Thanks
$750 USD trong 7 ngày
8,3
8,3

Hi, I see you're aiming to add a native-feeling video trimming feature with audio editing in your Android app, supporting minSdk 24. Your emphasis on a self-contained Kotlin module using libraries like FFmpeg or MediaCodec aligns perfectly with my expertise. I'll build a lightweight editor with Jetpack Compose UI that matches Material design while ensuring minimal quality loss and smooth export. Plus, I have a ready-made Property Maintenance Platform for quick customization, showcasing my ability to deliver robust apps rapidly. Expect clean, commented code and clear integration steps. I can deliver a demo with import, trim, audio swap, and export within 20 days. Ready to save you time and cost with this tailored solution. What specific audio formats should the module support for the audio replacement feature? Thanks, Muhammad
$1.200 USD trong 20 ngày
8,1
8,1

Hi there, Should trims always snap to keyframes (faster) or allow frame-accurate cuts with re-encoding when needed? I will use FFmpeg/MediaCodec to handle keyframe-aligned cuts (fast path) and fallback to re-encode only when needed to avoid glitches or A/V desync. Audio swap/mute will be handled at muxing level to keep export efficient. I will package this as a drop-in Java module with a simple Material UI (XML): timeline scrubber, real-time preview, and export in original resolution/FPS. Demo screen + clear integration notes included. Timeline: 7 days. Am I ready to start immediately.
$1.000 USD trong 7 ngày
8,1
8,1

Hi there, I’ve reviewed your Android app requirements and would love to collaborate on your project. With 5+ years of experience in native Android development, I specialize in building high-performance, user-friendly apps with clean UI, optimized architecture (MVVM/MVI), and seamless API integration. I’ll start with a clear project roadmap, provide regular progress updates, and ensure the app is thoroughly tested for stability and performance before launch. Let’s connect to discuss your app idea in detail — I’m ready to bring your vision to life! Best, Bhargav Android Developer | Kotlin & Java Expert
$750 USD trong 7 ngày
7,1
7,1

Building a modular video editor requires balancing processing speed with frame accuracy, especially when handling audio swaps and high-resolution exports on Android. I will implement this using a combination of MediaCodec for hardware-accelerated decoding and MediaMuxer to ensure the export remains fast while preserving the original resolution and frame rate. For the UI, I’ll build a custom range slider in Jetpack Compose that provides real-time seek previews. To handle the audio replacement efficiently, I will utilize a passthrough approach for the video track while muxing the new audio source. This avoids unnecessary re-encoding of the video stream, keeping battery consumption low and export times minimal. I previously developed a similar high-performance video processing module for Rhythm, where I optimized real-time synchronization and frame-accurate trimming handles. This experience ensures the module will be stable and easy to drop into your Kotlin project (minSdk 24). You will receive a clean, documented module, a sample app demonstrating the full workflow, and clear integration guides. The final code will be delivered via Git, ready for immediate use. Let’s discuss if you have specific requirements for the export codec or if we should stick to H.264 for maximum compatibility.
$1.050 USD trong 5 ngày
6,6
6,6

Hi! I've read your spec carefully — this is a clean, well-defined module and I can deliver it in 10 days. My approach: ? Core library: FFmpeg-kit for Android — on-device processing, no quality loss, handles trim/cut + audio operations efficiently ? UI: Jetpack Compose — Material3 design, drag handles for in/out points, real-time preview using ExoPlayer ✂️ Trim/Cut: Accurate frame-level trimming, same resolution & frame rate preserved on export ? Audio: Mute original track or replace with new audio file before export — both handled via FFmpeg-kit ? Module: Self-contained, drop-in Kotlin module compatible with minSdk 24 — clean API surface for easy integration into your existing project ? Demo app: Import → timeline with drag handles → preview → audio swap → export — all working in a sample app ? Deliverables: Full source code (Git), build instructions, clear integration notes, commented code Acceptance criteria covered: ✅ Demo screen with full workflow ✅ Exported videos play flawlessly on standard Android players ✅ Full source + build instructions via Git Quick question: Should the exported video save as a new file or overwrite the original? Ready to start immediately — 10 days delivery!
$1.125 USD trong 10 ngày
6,8
6,8

Hello, I can develop a modular video trimming feature using Kotlin that fits seamlessly into your Android app with minSdk 24. I'll leverage reliable libraries like FFmpeg or MediaCodec to ensure efficient on-device processing with minimal quality loss, along with a simple Jetpack Compose UI for an intuitive native feel. The module will allow users to trim, cut, mute, or replace audio before exporting, and come with clear integration guides. The delivered solution will include a demo screen illustrating the workflow, with exported videos that play smoothly on Android devices. All source code will be thoroughly commented and ready for easy integration into your project. Thanks, Teo
$750 USD trong 7 ngày
6,5
6,5

Your biggest risk is not the trimming logic - it's export performance. If you're processing 4K footage on a mid-range device without hardware acceleration, users will wait 5+ minutes for a 30-second clip. That kills retention. Before I architect this, I need clarity on two things: What's the average video resolution you're expecting (1080p, 4K)? And are you targeting devices below Android 8.0, because MediaCodec hardware encoding support gets flaky on older chipsets. Here's the technical approach: - KOTLIN + JETPACK COMPOSE: Build a modular VideoEditorFragment with a custom timeline scrubber using Canvas API for frame-accurate dragging without lag on 60fps playback. - FFMPEG vs MEDIACODEC: Use FFmpeg-kit for audio replacement (native MediaMuxer can't swap audio tracks cleanly), but stick with MediaCodec for trimming to leverage hardware encoding and cut export time by 70%. - AUDIO EDITING: Implement AAudioTrack mixing so users can preview muted/replaced audio in real time before committing to the 3-5 minute export process. - QUALITY PRESERVATION: Configure MediaCodec with the original bitrate profile and disable re-encoding when trimming at keyframe boundaries - this prevents generation loss and keeps file sizes predictable. I've built similar editors for 2 social media apps that process 50K videos daily. The tricky part isn't the UI - it's handling codec incompatibilities across Samsung/Xiaomi devices and preventing memory leaks during long encodes. Let's schedule a quick call to walk through your existing architecture and discuss how this module hooks into your current media pipeline. I don't start until we've mapped out device compatibility and fallback strategies for older hardware.
$1.020 USD trong 30 ngày
6,6
6,6

Hi, This is right up my lane We can build a clean, native Android video editor module that plugs directly into your Kotlin app. We’ll deliver: Smooth trim/cut timeline with real-time preview Audio options: mute or replace track Export in original resolution & frame rate (no quality loss) Simple UI using Jetpack Compose (or XML) Clean, well-documented drop-in module We’ll use tools like FFmpeg/MediaCodec to keep everything fast and on-device. Timeline: 5–7 days for a complete working demo + integration-ready code. Happy to discuss edge cases and get started. Best regards, Jean-Pierre Full Stack Web Developer
$1.125 USD trong 7 ngày
6,7
6,7

Hello I will be able to help you as I am also working on something similar but it is for social App. Please message me so that we will have detail technical discussion. I have 9+ years of combined experience in Mobile Application development in Native on Android Java, kotlin and IOS Swift, and For Hybrid Cross platform on Flutter Dart & React- Native and for web and backend on react js and node js, Python Django , java spring boot and php CodeIgniter mvc. Please consider me and initiate a chat for further detailed discussion. Regards, Anju
$900 USD trong 30 ngày
6,6
6,6

Dear client, I can provide full code of video editor for android in which user can swap the audio, trim, cut the video and export the video file, I have more than 9 years of exp in apps and web development.
$750 USD trong 9 ngày
6,2
6,2

With over 13 years of experience in developing robust and scalable web applications, APIs and modular software systems, I am confident that I am the perfect match for your Android video trimming feature project. Though my primary expertise lies in Core PHP, Laravel, CodeIgniter, I have a diverse skill set that encompasses mobile app development as well with years spent building on Android platform. My proficiency in Android app development has been applied to various projects similar to yours where processing videos in realtime and exporting them without jeopardizing quality is crucial. It is exciting to merge our visions wherein I can build a self-contained module using your preference of FFmpeg, Mp4Parser or Android's MediaCodec/MediaMuxer libraries. Trust me to provide you with clear notes and documented code for the swift wire-up of the module. Lastly, my commitment to structured development aligns with your requirement for a clean code pattern and logical layering that is compatible with future scalability. My portfolio link provided above showcases not only my technical prowess but also testimonials from satisfied clients - a testament to my ability to deliver projects timely and efficiently. So, let's discuss this exciting project further!
$1.125 USD trong 7 ngày
6,6
6,6

With a well-established background in mobile app development, particularly in Android and Kotlin, my team and I are ready to take on your project of building an in-app video editor for your Android app. We understand the importance of native integration, which is why we plan to build the editor as a self-contained module using popular libraries like FFmpeg and MediaCodec/MediaMuxer to ensure smooth processing and reasonable export time. Moreover, we pride ourselves on delivering high-quality outputs that meet client expectations. In line with your requirements, we will make sure that the trimmed clips retain their resolution and frame rate without any noticeable quality loss. To further demonstrate our commitment to transparency and being a valuable partner beyond project completion, we will supply you with clear integration notes and well-commented code, facilitating seamless integration into your current project. Let's connect soon to discuss all aspects of your project; together we can create an Android video trimming feature that is top-notch.
$750 USD trong 7 ngày
5,8
5,8

***** Android In-App Video Trimming & Audio Editor Module ***** Hello, How are you? I've gone through your JOB POST and I understand you are looking for a self-contained Android module that allows users to trim/cut video clips and optionally mute or replace audio, while feeling fully native and easy to integrate. I can deliver a lightweight, high-performance module with a clean UI and reliable exports. Features: Self-contained module compatible with Kotlin projects (minSdk 24) Video trimming/cutting with draggable in/out handles Real-time preview of edits before export Audio options: mute original track or replace with new audio file Maintains original resolution and frame rate with minimal quality loss Built using FFmpeg, Mp4Parser, or Android MediaCodec/MediaMuxer for on-device processing Simple, intuitive UI in Jetpack Compose (or XML) following Material guidelines Demo screen showcasing full workflow (import → trim → audio → export) Clear, commented source code with integration notes Delivered via Git or zip Let's Connect… Thanks
$780 USD trong 7 ngày
5,9
5,9

Hello, I will create a self contained video editing module for your kotlin android project using android studio with minsdk 24, focusing on fast on device processing and simple user interaction. video trimming and cutting will be handled through ffmpeg with precise frame control while media codec and media muxer will manage encoding and final file export so the output keeps the original resolution and frame rate. the editor screen will use jetpack compose following material design so users can load a clip, drag timeline handles to set start and end points, preview changes instantly, and export the edited video. audio controls will allow muting the original track or replacing it with a selected audio file before export. the module will return the processed video file back to the host app and i will include a sample screen demonstrating import trim preview audio swap and export, along with commented code and clear integration notes so your team can plug the module into the existing project quickly. Let's have a detailed discussion, as it will help me give you a complete plan, including a timeline and estimated budget. I will share my portfolio in chat I look forward to hear from you. Thanks Best Regards, Mughira
$1.125 USD trong 7 ngày
5,6
5,6

A self-contained Kotlin video editor module with drag-handle trimming, real-time preview, and audio mute/replace is a clean, well-scoped feature set - and the FFmpeg approach is the right call for reliable frame-accurate trimming while staying within your minSdk 24 requirement. Our approach: build a modular Kotlin library using FFmpeg-kit (well-maintained fork) for the actual trim, cut, and audio operations, with a custom Jetpack Compose UI featuring draggable start/end handles, a live preview frame seeker, and audio track toggle. We will handle mute-in-place and audio file substitution before export. Output clips will match the source resolution and frame rate with no perceptible quality loss. Delivery includes the module in AAR or source form, integration notes, and clear code comments so you can wire it into your main project without guesswork. Webneco has built and integrated 20+ Android and Kotlin modules with 4.9 stars from 118 clients. What is the minimum video length and maximum file size you expect users to trim? That helps us set the processing timeout and memory buffers correctly.
$930 USD trong 14 ngày
5,8
5,8

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