[FFmpeg-devel] [RFC] AAC Encoder, now more optimal
Sat Sep 6 14:27:17 CEST 2008
2008/9/6 Guillaume POIRIER <poirierg at gmail.com>:
> On Sat, Sep 6, 2008 at 1:43 PM, Guillaume POIRIER <poirierg at gmail.com> wrote:
>> On Sat, Sep 6, 2008 at 1:21 PM, Robert Swain <robert.swain at gmail.com> wrote:
>>> 2008/9/6 Guillaume POIRIER <poirierg at gmail.com>:
>>>> On Fri, Sep 5, 2008 at 3:13 PM, Kostya <kostya.shishkov at gmail.com> wrote:
>>>>> After some time (I'd like to have more free time to spend on it though),
>>>>> I want to expose my new AAC encoder.
>>>> Is it possible to test your encoder with the files you sent?
>>>> I tried ~/Prgm/ffmpeg/ffmpeg -i flog.flac -acodec aac ~/Music/flog.m4a
>>>> but I'm getting:
>>>> FFmpeg version SVN-r15217, Copyright (c) 2000-2008 Fabrice Bellard, et al.
>>>> configuration: --enable-gpl
>>>> libavutil 49.10. 0 / 49.10. 0
>>>> libavcodec 51.71. 0 / 51.71. 0
>>>> libavformat 52.22. 0 / 52.22. 0
>>>> libavdevice 52. 1. 0 / 52. 1. 0
>>>> built on Sep 6 2008 13:04:25, gcc: 4.0.1 (Apple Inc. build 5465)
>>>> Input #0, flac, from 'met080814d1_01_Creeping_Death.flac':
>>>> Duration: N/A, bitrate: N/A
>>>> Stream #0.0: Audio: flac, 44100 Hz, stereo, s16
>>>> Unknown encoder 'aac'
>>>> I copied all 4 files to ffmpeg/libavcodec/
>>> You would need to patch the build system too. As I recall I added a
>>> checkout script to the aacenc SoC dir a while ago. I'm not sure if it
>>> will still work though.
>> Yep, found it. Thanks.
>> BTW, in order to compile, the AAC encoder also needs aac.h file from SOC.
> Ok, I tested your encoder with some Rock music. I was a bit
> disapointed by the quality of the encoded audio file: it isn't good. I
> guess it's OK though since the deal is really more to have an LGPL
How does it compare to FAAC? That's the first milestone.
More information about the ffmpeg-devel