[FFmpeg-devel] [PATCH] avcodec/dnxhddec: fix decoding of DNxHR HQX 10-bit

[Paul B Mahol]

On 2/24/17, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
> 2017-02-23 15:18 GMT+01:00 Paul B Mahol <onemda at gmail.com>:
>> On 2/23/17, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>>> 2017-02-23 8:00 GMT+01:00 Paul B Mahol <onemda at gmail.com>:
>>>> On 2/23/17, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>>>>> 2017-02-22 14:51 GMT+01:00 Paul B Mahol <onemda at gmail.com>:
>>>>>> On 2/22/17, Paul B Mahol <onemda at gmail.com> wrote:
>>>>>>> Signed-off-by: Paul B Mahol <onemda at gmail.com>
>>>>>>> ---
>>>>>>>  libavcodec/dnxhddec.c | 2 +-
>>>>>>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>>>>>>
>>>>>>> diff --git a/libavcodec/dnxhddec.c b/libavcodec/dnxhddec.c
>>>>>>> index 70ce264..cdbc0bc 100644
>>>>>>> --- a/libavcodec/dnxhddec.c
>>>>>>> +++ b/libavcodec/dnxhddec.c
>>>>>>> @@ -435,7 +435,7 @@ static int dnxhd_decode_dct_block_8(const
>>>>>>> DNXHDContext
>>>>>>> *ctx,
>>>>>>>  static int dnxhd_decode_dct_block_10(const DNXHDContext *ctx,
>>>>>>>                                       RowContext *row, int n)
>>>>>>>  {
>>>>>>> -    return dnxhd_decode_dct_block(ctx, row, n, 6, 8, 4, 0);
>>>>>>> +    return dnxhd_decode_dct_block(ctx, row, n, 6, 32, 6, 0);
>>>>>>>  }
>>>>>>>
>>>>>>>  static int dnxhd_decode_dct_block_10_444(const DNXHDContext *ctx,
>>>>>>> --
>>>>>>> 2.9.3
>>>>>>>
>>>>>>>
>>>>>>
>>>>>> File can be found here:
>>>>>> https://drive.google.com/open?id=0B1hdyiz226iBV1llcDl3LW80U2c
>>>>>
>>>>> The file does not decode here with your patch applied:
>>>>> $ md5sum test.mov
>>>>> 25e45b380250bb76296f623fee9d43f1  test.mov
>>>>
>>>> Disable edit list support.
>>>
>>> Thank you.
>>>
>>> How can I create such a sample?
>>
>> Buy certain software.
>
> What I meant was:
> How can I create a mov file with FFmpeg that fails without ignore_editlist?
> The sample you provided was made with FFmpeg / libavformat.

The sample was only trimmed with FFmpeg. For full samples buy certain software.