Hi,

2011/5/19 Måns Rullgård <[email protected]>:
> "Ronald S. Bultje" <[email protected]> writes:
>> On Thu, May 19, 2011 at 9:03 PM, Felipe Contreras
>> <[email protected]> wrote:
>>> 2011/5/20 Måns Rullgård <[email protected]>:
>>>> "Ronald S. Bultje" <[email protected]> writes:
>>>>> On Thu, May 19, 2011 at 5:39 PM, Felipe Contreras
>>>>> <[email protected]> wrote:
>>>>>> Signed-off-by: Felipe Contreras <[email protected]>
>>>>>> ---
>>>>>>  libavcodec/h264.c |    3 +++
>>>>>>  1 files changed, 3 insertions(+), 0 deletions(-)
>>>>>>
>>>>>> diff --git a/libavcodec/h264.c b/libavcodec/h264.c
>>>>>> index 6b262bc..2e04308 100644
>>>>>> --- a/libavcodec/h264.c
>>>>>> +++ b/libavcodec/h264.c
>>>>>> @@ -1914,6 +1914,9 @@ static int decode_slice_header(H264Context *h, 
>>>>>> H264Context *h0){
>>>>>>         s->avctx->sample_aspect_ratio= h->sps.sar;
>>>>>>         av_assert0(s->avctx->sample_aspect_ratio.den);
>>>>>>
>>>>>> +        h->s.avctx->coded_width = 16*s->mb_width;
>>>>>> +        h->s.avctx->coded_height = 16*s->mb_height;
>>>>>> +
>>>>>>         if(h->sps.video_signal_type_present_flag){
>>>>>>             s->avctx->color_range = h->sps.full_range ? AVCOL_RANGE_JPEG 
>>>>>> : AVCOL_RANGE_MPEG;
>>>>>>             if(h->sps.colour_description_present_flag){
>>>>>
>>>>> Shouldn't avcodec_set_dimensions() set this?
>>>>
>>>> The line before the context of this diff looks like this:
>>>>
>>>>        avcodec_set_dimensions(s->avctx, s->width, s->height);
>>>>
>>>> This sets coded_{width,height} to s->{width,height}.  I don't know how
>>>> this relates to mb_width and mb_height.
>>>
>>> The code is above:
>>>
>>>    s->width = 16*s->mb_width - 2*FFMIN(h->sps.crop_right, 7);
>>>    if(h->sps.frame_mbs_only_flag)
>>>        s->height= 16*s->mb_height - 2*FFMIN(h->sps.crop_bottom, 7);
>>>    else
>>>        s->height= 16*s->mb_height - 4*FFMIN(h->sps.crop_bottom, 7);
>>>
>>> So basically one is cropped, the other one isn't.
>>
>> Plus coded_* is full resolution whereas the other has lowres
>> applied... It seems silly to set coded_width/height and then to reset
>> it to something else, though... But I can live with it, can't quickly
>> think of something simpler... Anyone else have ideas?
>
> Ditch lowres.  I doubt it works anyway.

Oh yes I was going to ditch lowres. Remind me to do that this weekend.

Ronald
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