[Ffmpeg-devel] [BUG] Vorbis artifacts

[Baptiste Coudurier]

Luca Barbato wrote:
> Baptiste Coudurier wrote:
>> Hi
>>
>> Luca Barbato wrote:
>>> [...]
>>>      /* samples output by the codec. we reserve more space for avsync
>>>         compensation */
>>> -    uint8_t audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2];
>>> +    uint8_t audio_buf[(AVCODEC_MAX_AUDIO_FRAME_SIZE * 3) / 2]  __attribute__((aligned(16)));
>>>      unsigned int audio_buf_size; /* in bytes */
>>>      int audio_buf_index; /* in bytes */
>>>      AVPacket audio_pkt;
>> Quick question, should we use DECLARE_ALIGNED(16) here or not ? Why not ?
>>
> 
> __attribute__((aligned(16))) seems to be supported by sunstudio, icc and
> xlc, not just gcc.
> 
> I hadn't checked metrowerks and ms offering seems supporting it too (at
> least from the icc manual I assume so.
> 

I see. I just wonder why was the macro ever invented ?

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