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mardi 22 septembre 2015

Best video format / HEVC (H265) decoding mediacoder preset.



HEVC aka H265 is best video codec with highest compression ratio. Video files are smaller in size and have good quality. Since you cannot expand Moto g storage, HEVC is a good codec to store video on Moto G. It is possible to play HEVC videos with hardware acceleration on Moto G.
After many hit and trials, I have found Mediacoder settings. Mediacoder is a good video transcoding software.

What you need to know before you try:
1: Maximum supported resolution is 1280x544. This is widescreen (21:9) video aspect ratio. You can still play 16:9 videos, see below.
2: You need Latest CM12.1 Nighltlies. Won't work on stock (even latest LP 5.1). or Nighlies earlier than Spetember.
3: MX player works, other player may or may not support. Try yourself.
4: HEVC codec is very complex, Videos take very large time to transcode.

What you need:
1. CM 12.1 nightly.
2. MX player latest beta (tested with 3, July 2015 build).
3. Mediacoder full edition.
4. Mediainfo (optional), to check video parameters.

How to:
On you PC:
1. Open Mediacoder. Go to File -> Revert All Setting.
2. File -> Load Preset.
3. Select “16_9.xml” or “21_9.xml” depending on aspect ratio you want.
4. Add video files and hit start button.
On your Phone:
1. Open MX Player Settings -> Decoder and Tick “Use HW+ decoder”
2. On “HW+ video codecs” Tick H.265.


Open notepad and paste following text. Save as "16_9.xml".

<?xml version="1.0" encoding="UTF-8"?>
<MediaCoderPrefs><node key="overall.video.mode">CBR</node><node key="overall.video.ar">Set DAR</node><node key="overall.video.darNum">16</node><node key="overall.video.darDen">9</node><node key="overall.video.format">H.265</node><node key="overall.video.encoder">x265</node><node key="audioenc.nero.mode">Target Bitrate</node><node key="audioenc.nero.bitrate">128</node><node key="videofilter.scale.enabled">true</node><node key="videofilter.scale.width">1280</node><node key="videofilter.scale.height">544</node></MediaCoderPrefs>


Open notepad and paste following text. Save as "21_9.xml".
<?xml version="1.0" encoding="UTF-8"?>
<MediaCoderPrefs><node key="overall.video.mode">CBR</node><node key="overall.video.ar">Set PAR</node><node key="overall.video.format">H.265</node><node key="overall.video.encoder">x265</node><node key="audioenc.nero.mode">Target Bitrate</node><node key="audioenc.nero.bitrate">128</node><node key="videofilter.scale.enabled">true</node><node key="videofilter.scale.width">1280</node><node key="videofilter.scale.height">544</node></MediaCoderPrefs>



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