Is ff_audio_decoder.c to patch ?
I try but that change nothing.
Le 26/03/2010 13:12, Jose Alberto Reguero a écrit :
> You can add the line:
>
> this->context->request_channels = 2;
>
> in line 247 and 295.
>
> Then you have stereo sound.
>
> Joae Alberto
>
> El Viernes, 26 de Marzo de 2010, zaverel escribió:
>
>> After some test there are some issue:
>> ramdom crash at start up or without sound.
>> But the real probleme i think is with 5.0 sound.
>>
>> In the sample the 2.0 audio out is good
>> but the 5.0 has low volume and metallic sound
>>
>> just try xine
>> fra piste 5.0
>> ffmpeg_audio_dec: unknown header with buf type 0x3000000
>>
>> qaa 2.0
>> is good
>>
>> ffmpeg -i 00001.ts
>> ...
>> Input #0, mpegts, from '00001.ts':
>> Duration: 00:02:10.51, start: 10461.634989, bitrate: 6905 kb/s
>> Program 132
>> Stream #0.0[0x78]: Video: h264, yuv420p, 1440x1080 [PAR 4:3 DAR
>> 16:9], 50 fps, 50 tbr, 90k tbn, 50 tbc
>> Stream #0.1[0x82](fra): Audio: eac3, 48000 Hz, 5.0, s16, 256 kb/s
>> Stream #0.2[0x83](qaa): Audio: eac3, 48000 Hz, stereo, s16, 128 kb/s
>> Stream #0.3[0x8c](fra): Subtitle: dvbsub
>> Stream #0.4[0x8d](fra): Subtitle: dvbsub
>>
>> Le 25/03/2010 16:08, Jose Alberto Reguero a écrit :
>>
>>> Patch for xine-lib that don't need to patch remux.c to work.
>>>
>>> Jose Alberto
>>>
>>> El Jueves, 25 de Marzo de 2010, Jose Alberto Reguero escribió:
>>>
>>>> Patch against latest xine-lib-1.2. New patch for xineliboutput. Now must
>>>> work if you patch remux.c.
>>>> You must have the latest xine-lib and xineliboutput. Yesterday both have
>>>> changes about eac3.
>>>>
>>>> Jose Alberto
>>>>
>>>> El Jueves, 25 de Marzo de 2010, zaverel escribió:
>>>>
>>>>> The typo was on remux.c => lost : and ;
>>>>>
>>>>> Anyway xine-lib has been updated and your patch don't apply.
>>>>>
>>>>> Update is for eac3 with mkv
>>>>>
>>>>> i don't test it yet
>>>>>
>>>>>
>>>>>
>>>>> corrected remux.c
>>>>>
>>>>> line 533
>>>>> case SI::AC3DescriptorTag:
>>>>> +case SI::EnhancedAC3DescriptorTag:
>>>>>
>>>>>
>>>>> and in line 191:
>>>>>
>>>>> -Target[i++] = SI::AC3DescriptorTag;
>>>>> +Target[i++] = SI::EnhancedAC3DescriptorTag;
>>>>>
>>>>> Le 24/03/2010 22:58, Jose Alberto Reguero a écrit :
>>>>>
>>>>>> I attached a second version of the first patch.
>>>>>> I make the same changes that in the second patch, but maintaining the
>>>>>> logic of the first patch. Also I commented the line:
>>>>>> +// this->context->request_channels = 2;
>>>>>> because your example has 5 channels. If you have trouble with that you
>>>>>> can comment the line again.
>>>>>> Which typo error has the second patch?
>>>>>>
>>>>>> Jose Alberto
>>>>>>
>>>>>> El Miércoles, 24 de Marzo de 2010, zaverel escribió:
>>>>>>
>>>>>>> i 've patched pat.c and now remux.c
>>>>>>> and with use xine-lib-1.2 with your second patch (who has typo error)
>>>>>>> and that doesn't work.
>>>>>>>
>>>>>>> corrected remux.c
>>>>>>>
>>>>>>> line 533
>>>>>>> case SI::AC3DescriptorTag:
>>>>>>> +case SI::EnhancedAC3DescriptorTag:
>>>>>>>
>>>>>>>
>>>>>>> and in line 191:
>>>>>>>
>>>>>>> -Target[i++] = SI::AC3DescriptorTag;
>>>>>>> +Target[i++] = SI::EnhancedAC3DescriptorTag;
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> with your previously patch and just pat.c patched with
>>>>>>> line 402
>>>>>>>
>>>>>>> case SI::AC3DescriptorTag:
>>>>>>> +case SI:EnhancedAC3DescriptorTag:
>>>>>>>
>>>>>>> that worked but not stable.
>>>>>>>
>>>>>>> Is your sample eac3 has |"Spectral extension" ?
>>>>>>> because in france dvb-t with eac3 has it
>>>>>>> and need a ffmpeg patched for that.
>>>>>>> And i test with that sound.
>>>>>>>
>>>>>>> Le 24/03/2010 19:41, Jose Alberto Reguero a écrit :
>>>>>>>
>>>>>>>> It works here with a old sample of tdt with eac3. Have you patch
>>>>>>>> also remux.c? You need to change in line 533:
>>>>>>>>
>>>>>>>> case SI::AC3DescriptorTag:
>>>>>>>> +case SI:EnhancedAC3DescriptorTag:
>>>>>>>>
>>>>>>>> and in line 191:
>>>>>>>>
>>>>>>>> -Target[i++] = SI::AC3DescriptorTag;
>>>>>>>> +Target[i++] = SI::EnhancedAC3DescriptorTag
>>>>>>>>
>>>>>>>> Jose Alberto
>>>>>>>>
>>>>>>>> El Miércoles, 24 de Marzo de 2010, dplu escribió:
>>>>>>>>
>>>>>>>>> Hi
>>>>>>>>>
>>>>>>>>> I have made previous test with the version release by Petri
>>>>>>>>> Hintukainen
>>>>>>>>>
>>>>>>>>> And I notice this part is not working like it should
>>>>>>>>>
>>>>>>>>> - if((m->descriptor_tag == STREAM_AUDIO_AC3) || /* ac3 - raw
>>>>>>>>> */ + if(m->descriptor_tag == HDMV_AUDIO_84_EAC3) {
>>>>>>>>> + m->content = p;
>>>>>>>>> + m->size = packet_len;
>>>>>>>>> + m->type |= BUF_AUDIO_EAC3;
>>>>>>>>> + return 1;
>>>>>>>>> +
>>>>>>>>> + } else if((m->descriptor_tag == STREAM_AUDIO_AC3) || /* ac3
>>>>>>>>> - raw */
>>>>>>>>>
>>>>>>>>> unfortunaletly, in AC3 or E-AC3 , the descriptor tag is
>>>>>>>>> STREAM_AUDIO_AC3, so the program never run the first if (installed
>>>>>>>>> a debug printf here)
>>>>>>>>>
>>>>>>>>> It seems that your first approach (at least what I understood) by
>>>>>>>>> forcing the decoding of all AC-3 stream by ffmepg instead of
>>>>>>>>> internal lib was nice but generate violent segfault on libavcodec
>>>>>>>>>
>>>>>>>>> Hope this help you
>>>>>>>>>
>>>>>>>>> Best regards
>>>>>>>>>
>>>>>>>>> PS : Sorry to pollute the vdr mailing list (not subscribed to
>>>>>>>>> ffmpeg or xine-lib....)
>>>>>>>>>
>>>>>>>>> Le Wednesday 24 March 2010 18:41:14 zaverel, vous avez écrit :
>>>>>>>>>
>>>>>>>>>> hello
>>>>>>>>>>
>>>>>>>>>> your second patch doesn't work : no sound on eac3 channel
>>>>>>>>>>
>>>>>>>>>> if you want there is a sample of vdr hd-eac3 recording here:
>>>>>>>>>>
>>>>>>>>>> http://dl.free.fr/ew4rJddM8
>>>>>>>>>>
>>>>>>>>>> 103mo
>>>>>>>>>>
>>>>>>>>>> else , i don't know what mailing-list is the more indicate for
>>>>>>>>>> debuging
>>>>>>>>>>
>>>>>>>>>> the vdr or xine-dev mailing-list ?
>>>>>>>>>>
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>
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