View Full Version : Best quality h264 decoder in term of quality?
lutinor
11th April 2011, 17:34
Hi all,
I have a very fast computer and i want the best video quality.
What is the best decoder ?
Thx in adv people ;)
sneaker_ger
11th April 2011, 17:40
They are all the same, because h.264 decoding is standardized. The only differences you can achieve are via postprocessing (like debanding using ffdshow) or deinterlacing and a renderer with high quality (like madVR).
lutinor
11th April 2011, 18:42
They are all the same, because h.264 decoding is standardized. The only differences you can achieve are via postprocessing (like debanding using ffdshow) or deinterlacing and a renderer with high quality (like madVR).
So, if i want the best encodage quality :
Good source file
+
ffdshow filter
+
Good h264 encoder
=
Best quality possible ?
Lyris
11th April 2011, 22:07
Are you talking about ENcoding or DEcoding?
lutinor
11th April 2011, 23:13
Are you talking about ENcoding or DEcoding?
Both :)
LoRd_MuldeR
11th April 2011, 23:47
Both :)
As already mentioned in this thread, for decoding there are no differences, quality-wise, between the different H.264 decoders.
They all should give the identical output for the same input stream. Biggest difference between H.264 decoders is performance and maybe the presence/absence of bugs ;)
For encoding things are quite different! The H.264 encoder does have a huge impact on quality. And I can only recommend to use the x264 encoder!
Note, however, that x264 offers various options to tweak "quality -vs- encoding speed". And of course the chosen target bitrate will have huge influence on resulting quality.
(This means by using "ultra fast" encoder options and/or "ultra low" target bitrates, you can even manage to produce horrible quality output with x264 ^^)
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