On 1/6/12, Ronald S. Bultje <[email protected]> wrote:
> Hi,
>
> On Fri, Jan 6, 2012 at 12:00 PM, Paul B Mahol <[email protected]> wrote:
>> On 1/6/12, Ronald S. Bultje <[email protected]> wrote:
>>> On Fri, Jan 6, 2012 at 10:08 AM, Paul B Mahol <[email protected]> wrote:
>>>> On 1/6/12, Paul B Mahol <[email protected]> wrote:
>>>>> On 1/6/12, Ronald S. Bultje <[email protected]> wrote:
>>>>>> On Fri, Jan 6, 2012 at 9:18 AM, Paul B Mahol <[email protected]> wrote:
>>>>>>> ---
>>>>>>>  libavformat/vqf.c |   42 ++++++++++++++++++++++++++++++++++++++++++
>>>>>>>  1 files changed, 42 insertions(+), 0 deletions(-)
>>>>>>>
>>>>>>> diff --git a/libavformat/vqf.c b/libavformat/vqf.c
>>>>>>> index 3e79299..608ecbd 100644
>>>>>>> --- a/libavformat/vqf.c
>>>>>>> +++ b/libavformat/vqf.c
>>>>>>> @@ -140,6 +140,48 @@ static int vqf_read_header(AVFormatContext *s,
>>>>>>> AVFormatParameters *ap)
>>>>>>>         case MKTAG('G','E','N','R'):
>>>>>>>             add_metadata(s, "genre"    , len, header_size);
>>>>>>>             break;
>>>>>>> +        case MKTAG('L','Y','R','C'):
>>>>>>> +            add_metadata(s, "lyrics"   , len, header_size);
>>>>>>> +            break;
>>>>>>> +        case MKTAG('G','U','I','D'):
>>>>>>> +            add_metadata(s, "GUID"     , len, header_size);
>>>>>>> +            break;
>>>>>>> +        case MKTAG('I','S','R','C'):
>>>>>>> +            add_metadata(s, "ISRC"     , len, header_size);
>>>>>>> +            break;
>>>>>>
>>>>>> I'm probably being a pain, but wouldn't a nice loop over a table
>>>>>> matching fourcc-tag to metadata-string-tag lead to much less code?
>>>>>
>>>>> Probably, patch on hold.
>>>>>
>>>>
>>>> This would need more work with no much gain IMHO.
>>>
>>> Not that much work:
>>>
>>> static const struct {
>>>     uint32_t fcc;
>>>     char *str;
>>> } meta_conv_table[] = {
>>>     { MKTAG(...), "..." },
>>>     ..,
>>>     { 0, NULL },
>>> };
>>
>> What about using AVMetadataConv from riff.h?
>
> It's string-string vs. fourcc-string, so you'll need to convert from a
> fcc to a string. I'm fine with it if you prefer that.
>
> Another option is to add my new fcc/string conversion utility
> function/struct to metadata.h. Choose whichever you prefer.

I more interested in adding tags as they are and then let known tags
get converted
like in avi demuxer.
Non-converted tags (chunks which may be not be tags at all) would be
still displayed. Currenty they are all ignored.
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