blogng/blog/2011-10-11-ffmepg-nokia-7210-video-clips.markdown

---
author: dhananjayishere
comments: true
date: 2011-10-11 03:33:00
layout: post
slug: ffmepg-nokia-7210-video-clips
tags: gnu/linux, multimedia, tips
title: FFmpeg + Nokia 7210 Video Clips.
wordpress_id: 74980538
---

Nokia 7210 supports video clips of container mp4 with following specifications.

 Video Codec: mpeg4
Video Size: 320x240
Bit Rate: 500
Frame Rate: Auto
Aspect: Auto
Same Quality: False

 Audio:
Audio Codec: mpeg4aac
Bit Rate: 96
Sample Rate: 44100
Channels: 1 (Mono)
Disable Audio: False

 So to make a clip playable in phone,

 Use

 ** ffmpeg -i <infile> -b 500 -s 320x240 -f mp4 -acodec libfaac -vcodec mpeg4 <outfile>**
intial commit 2017-01-22 22:30:42 +01:00			`---`
			`author: dhananjayishere`
			`comments: true`
			`date: 2011-10-11 03:33:00`
			`layout: post`
			`slug: ffmepg-nokia-7210-video-clips`
Convert from old categories to tags import sys import yaml with open(sys.argv[1]) as fp: data = fp.read() if not data.find("---") == 0: # no head print("NO YAML HEAD FOUND") sys.exit(-1) data = data[3:] head_end = data.find("---") head = data[0:head_end] data = data[head_end+3:] metadata = yaml.safe_load(head) cats = metadata.pop('categories', None) if cats != None: if type(cats) == list: tags = cats elif type(cats) == str: tags = cats.split() tags = list(map(lambda t: t.lower(), tags)) metadata["tags"] = ", ".join(tags) new_data = f"---\n{yaml.dump(metadata, default_flow_style=False)}---{data}" # write it print(f"coverted: categories to tags: {tags} - {sys.argv[1]}") with open(sys.argv[1], "w") as fp: fp.write(new_data) sys.exit(0) if not metadata.get("tags", None): metadata["tags"] = "untagged" new_data = f"---\n{yaml.dump(metadata, default_flow_style=False)}---{data}" print(f"untagged: {sys.argv[1]}") # write it with open(sys.argv[1], "w") as fp: fp.write(new_data) sys.exit(0) print("No changes needed") 2019-01-28 17:16:27 -05:00			`tags: gnu/linux, multimedia, tips`
intial commit 2017-01-22 22:30:42 +01:00			`title: FFmpeg + Nokia 7210 Video Clips.`
			`wordpress_id: 74980538`
			`---`

			`Nokia 7210 supports video clips of container mp4 with following specifications.`

			`Video Codec: mpeg4`
			`Video Size: 320x240`
			`Bit Rate: 500`
			`Frame Rate: Auto`
			`Aspect: Auto`
			`Same Quality: False`

			`Audio:`
			`Audio Codec: mpeg4aac`
			`Bit Rate: 96`
			`Sample Rate: 44100`
			`Channels: 1 (Mono)`
			`Disable Audio: False`

			`So to make a clip playable in phone,`

			`Use`

			` ffmpeg -i <infile> -b 500 -s 320x240 -f mp4 -acodec libfaac -vcodec mpeg4 <outfile>`