> On 2 Jan 2019, at 17:52, Oliver Collyer <ovcoll...@mac.com> wrote:
> 
> 
> 
>> On 2 Jan 2019, at 11:30, Oliver Collyer <ovcoll...@mac.com> wrote:
>> 
>> 
>> 
>>> On 1 Jan 2019, at 23:58, James Almer <jamr...@gmail.com> wrote:
>>> 
>>> On 1/1/2019 5:01 PM, Oliver Collyer wrote:
>>>> ---------- Block 26224 at 0x0000000074240F70: 151 bytes ----------
>>>> Leak Hash: 0x357CD5AF, Count: 1, Total 151 bytes
>>>> Call Stack (TID 55752):
>>>>  ucrtbased.dll!aligned_malloc()
>>>>  c:\ffmpeg\source\ffmpeg\libavutil\mem.c (90): emu-server.exe!av_malloc() 
>>>> + 0x10 bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_pin.c (213): 
>>>> emu-server.exe!libAVPin_Setup() + 0xA bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_pin.c (252): 
>>>> emu-server.exe!libAVPin_Create() + 0x9B bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_filter.c (184): 
>>>> emu-server.exe!libAVFilter_Setup() + 0xA bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_filter.c (198): 
>>>> emu-server.exe!libAVFilter_Create() + 0xA8 bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow.c (809): 
>>>> emu-server.exe!dshow_open_device() + 0x1C bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow.c (1150): 
>>>> emu-server.exe!dshow_read_header() + 0x18 bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavformat\utils.c (631): 
>>>> emu-server.exe!avformat_open_input() + 0x11 bytes
>>>>  c:\users\oliver\perforce\non-si\emu\shared\dsdevice_streaming_session.cpp 
>>>> (1142): 
>>>> emu-server.exe!DSDEVICE_STREAMING_SESSION::CAPTURE_THREAD::thread_run() + 
>>>> 0x23 bytes
>>>>  c:\users\oliver\perforce\non-si\emu\shared\thread_base.cpp (241): 
>>>> emu-server.exe!THREAD_BASE::thread_func() + 0xE bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\type_traits 
>>>> (16707566): emu-server.exe!std::_Invoker_functor::_Call<int 
>>>> (__cdecl*)(void *),void *>() + 0x2B bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\type_traits 
>>>> (16707566): emu-server.exe!std::invoke<int (__cdecl*)(void *),void *>() + 
>>>> 0x31 bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (239): 
>>>> emu-server.exe!std::_LaunchPad<std::unique_ptr<std::tuple<int 
>>>> (__cdecl*)(void *),void *>,std::default_delete<std::tuple<int 
>>>> (__cdecl*)(void *),void *> > > >::_Execute<0,1>()
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (245): 
>>>> emu-server.exe!std::_LaunchPad<std::unique_ptr<std::tuple<int 
>>>> (__cdecl*)(void *),void *>,std::default_delete<std::tuple<int 
>>>> (__cdecl*)(void *),void *> > > >::_Run() + 0x19 bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (231): 
>>>> emu-server.exe!std::_LaunchPad<std::unique_ptr<std::tuple<int 
>>>> (__cdecl*)(void *),void *>,std::default_delete<std::tuple<int 
>>>> (__cdecl*)(void *),void *> > > >::_Go()
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (209): 
>>>> emu-server.exe!std::_Pad::_Call_func()
>>>>  ucrtbased.dll!register_onexit_function() + 0x4A8 bytes
>>>>  ucrtbased.dll!register_onexit_function() + 0xE1 bytes
>>>>  KERNEL32.DLL!BaseThreadInitThunk() + 0x14 bytes
>>>>  ntdll.dll!RtlUserThreadStart() + 0x21 bytes
>>>> Data:
>>>>  70 0F 24 74    46 02 00 00    ED ED ED ED    ED ED ED ED     p.$tF... 
>>>> ........
>>>>  36 DE C8 49    F7 7F 00 00    68 F0 CA 49    F7 7F 00 00     6..I.... 
>>>> h..I....
>>>>  8D 99 CA 49    F7 7F 00 00    1F D6 C9 49    F7 7F 00 00     ...I.... 
>>>> ...I....
>>>>  C9 9E CA 49    F7 7F 00 00    B7 FD C8 49    F7 7F 00 00     ...I.... 
>>>> ...I....
>>>>  22 EC C9 49    F7 7F 00 00    7E E1 C8 49    F7 7F 00 00     "..I.... 
>>>> ~..I....
>>>>  3B 82 CA 49    F7 7F 00 00    CD CD CD CD    CD CD CD CD     ;..I.... 
>>>> ........
>>>>  CD CD CD CD    CD CD CD CD    CD CD CD CD    CD CD CD CD     ........ 
>>>> ........
>>>>  CD CD CD CD    CD CD CD CD    CD CD CD CD    CD CD CD CD     ........ 
>>>> ........
>>>>  CD CD CD CD    CD CD CD CD    CD CD CD CD    CD CD CD CD     ........ 
>>>> ........
>>>>  CD CD CD CD    CD CD CD                                      ........ 
>>>> ........
>>>> 
>>>> 
>>>> ---------- Block 26879 at 0x0000000074242E10: 151 bytes ----------
>>>> Leak Hash: 0xA886255F, Count: 1, Total 151 bytes
>>>> Call Stack (TID 55752):
>>>>  ucrtbased.dll!aligned_malloc()
>>>>  c:\ffmpeg\source\ffmpeg\libavutil\mem.c (90): emu-server.exe!av_malloc() 
>>>> + 0x10 bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_pin.c (213): 
>>>> emu-server.exe!libAVPin_Setup() + 0xA bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_pin.c (252): 
>>>> emu-server.exe!libAVPin_Create() + 0x9B bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_filter.c (184): 
>>>> emu-server.exe!libAVFilter_Setup() + 0xA bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow_filter.c (198): 
>>>> emu-server.exe!libAVFilter_Create() + 0xA8 bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow.c (809): 
>>>> emu-server.exe!dshow_open_device() + 0x1C bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavdevice\dshow.c (1157): 
>>>> emu-server.exe!dshow_read_header() + 0x1E bytes
>>>>  c:\ffmpeg\source\ffmpeg\libavformat\utils.c (631): 
>>>> emu-server.exe!avformat_open_input() + 0x11 bytes
>>>>  c:\users\oliver\perforce\non-si\emu\shared\dsdevice_streaming_session.cpp 
>>>> (1142): 
>>>> emu-server.exe!DSDEVICE_STREAMING_SESSION::CAPTURE_THREAD::thread_run() + 
>>>> 0x23 bytes
>>>>  c:\users\oliver\perforce\non-si\emu\shared\thread_base.cpp (241): 
>>>> emu-server.exe!THREAD_BASE::thread_func() + 0xE bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\type_traits 
>>>> (16707566): emu-server.exe!std::_Invoker_functor::_Call<int 
>>>> (__cdecl*)(void *),void *>() + 0x2B bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\type_traits 
>>>> (16707566): emu-server.exe!std::invoke<int (__cdecl*)(void *),void *>() + 
>>>> 0x31 bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (239): 
>>>> emu-server.exe!std::_LaunchPad<std::unique_ptr<std::tuple<int 
>>>> (__cdecl*)(void *),void *>,std::default_delete<std::tuple<int 
>>>> (__cdecl*)(void *),void *> > > >::_Execute<0,1>()
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (245): 
>>>> emu-server.exe!std::_LaunchPad<std::unique_ptr<std::tuple<int 
>>>> (__cdecl*)(void *),void *>,std::default_delete<std::tuple<int 
>>>> (__cdecl*)(void *),void *> > > >::_Run() + 0x19 bytes
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (231): 
>>>> emu-server.exe!std::_LaunchPad<std::unique_ptr<std::tuple<int 
>>>> (__cdecl*)(void *),void *>,std::default_delete<std::tuple<int 
>>>> (__cdecl*)(void *),void *> > > >::_Go()
>>>>  c:\program files (x86)\microsoft visual 
>>>> studio\2017\community\vc\tools\msvc\14.16.27023\include\thr\xthread (209): 
>>>> emu-server.exe!std::_Pad::_Call_func()
>>>>  ucrtbased.dll!register_onexit_function() + 0x4A8 bytes
>>>>  ucrtbased.dll!register_onexit_function() + 0xE1 bytes
>>>>  KERNEL32.DLL!BaseThreadInitThunk() + 0x14 bytes
>>>>  ntdll.dll!RtlUserThreadStart() + 0x21 bytes
>>>> Data:
>>>>  CD CD CD CD    CD CD CD CD    CD CD CD CD    CD CD CD CD     ........ 
>>>> ........
>>>>  CD CD CD CD    CD CD CD CD    CD CD CD CD    CD CD CD CD     ........ 
>>>> ........
>>>>  10 2E 24 74    46 02 00 00    ED ED ED ED    ED ED ED ED     ..$tF... 
>>>> ........
>>>>  36 DE C8 49    F7 7F 00 00    68 F0 CA 49    F7 7F 00 00     6..I.... 
>>>> h..I....
>>>>  8D 99 CA 49    F7 7F 00 00    1F D6 C9 49    F7 7F 00 00     ...I.... 
>>>> ...I....
>>>>  C9 9E CA 49    F7 7F 00 00    B7 FD C8 49    F7 7F 00 00     ...I.... 
>>>> ...I....
>>>>  22 EC C9 49    F7 7F 00 00    7E E1 C8 49    F7 7F 00 00     "..I.... 
>>>> ~..I....
>>>>  3B 82 CA 49    F7 7F 00 00    CD CD CD CD    CD CD CD CD     ;..I.... 
>>>> ........
>>>>  CD CD CD CD    CD CD CD CD    CD CD CD CD    CD CD CD CD     ........ 
>>>> ........
>>>>  CD CD CD CD    CD CD CD                                      ........ 
>>>> ........
>>> 
>>> Does the attached (untested) patch fix these two for you?
>> 
>> Yes it does, thank you.
>> 
>> I've worked through the others, and here is a patch that fixes them.
>> 
>> ======
>> 
>> diff --git a/libavdevice/dshow.c b/libavdevice/dshow.c
>> index 25481580af..ac05ab6cdb 100644
>> --- a/libavdevice/dshow.c
>> +++ b/libavdevice/dshow.c
>> @@ -278,12 +278,12 @@ dshow_cycle_devices(AVFormatContext *avctx, 
>> ICreateDevEnum *devenum,
>>                    goto fail1;
>>                }
>>                *device_unique_name = unique_name;
>> +                unique_name = NULL;
>>                // success, loop will end now
>>            }
>>        } else {
>>            av_log(avctx, AV_LOG_INFO, " \"%s\"\n", friendly_name);
>>            av_log(avctx, AV_LOG_INFO, "    Alternative name \"%s\"\n", 
>> unique_name);
>> -            av_free(unique_name);
>>        }
>> 
>> fail1:
>> @@ -291,8 +291,9 @@ fail1:
>>            IMalloc_Free(co_malloc, olestr);
>>        if (bind_ctx)
>>            IBindCtx_Release(bind_ctx);
>> -        av_free(friendly_name);
>> -        if (bag)
>> +        av_freep(&friendly_name);
>> +        av_freep(&unique_name);
>> +        if (bag)
>>            IPropertyBag_Release(bag);
>>        IMoniker_Release(m);
>>    }
>> @@ -941,6 +942,8 @@ dshow_add_device(AVFormatContext *avctx,
>>    AVStream *st;
>>    int ret = AVERROR(EIO);
>> 
>> +    type.pbFormat = NULL;
>> +
>>    st = avformat_new_stream(avctx, NULL);
>>    if (!st) {
>>        ret = AVERROR(ENOMEM);
>> @@ -989,7 +992,8 @@ dshow_add_device(AVFormatContext *avctx,
>>            if (par->codec_id == AV_CODEC_ID_NONE) {
>>                av_log(avctx, AV_LOG_ERROR, "Unknown compression type. "
>>                                 "Please report type 0x%X.\n", (int) 
>> bih->biCompression);
>> -                return AVERROR_PATCHWELCOME;
>> +                ret = AVERROR_PATCHWELCOME;
>> +                goto error;
>>            }
>>            par->bits_per_coded_sample = bih->biBitCount;
>>        } else {
>> @@ -1030,6 +1034,8 @@ dshow_add_device(AVFormatContext *avctx,
>>    ret = 0;
>> 
>> error:
>> +.   if (type.pbFormat)
>> +.       CoTaskMemFree(type.pbFormat);
>>    return ret;
>> }
>> 
>> diff --git a/libavdevice/dshow_pin.c b/libavdevice/dshow_pin.c
>> index 664246da92..12e508bf01 100644
>> --- a/libavdevice/dshow_pin.c
>> +++ b/libavdevice/dshow_pin.c
>> @@ -249,8 +249,20 @@ libAVPin_Setup(libAVPin *this, libAVFilter *filter)
>> 
>>    return 1;
>> }
>> +
>> +static void
>> +libAVPin_Free(libAVPin *this)
>> +{
>> +    if (!this)
>> +        return;
>> +    av_freep(&this->imemvtbl);
>> +    if (this->type.pbFormat) {
>> +        CoTaskMemFree(this->type.pbFormat);
>> +        this->type.pbFormat = NULL;
>> +    }
>> +}
>> DECLARE_CREATE(libAVPin, libAVPin_Setup(this, filter), libAVFilter *filter)
>> -DECLARE_DESTROY(libAVPin, nothing)
>> +DECLARE_DESTROY(libAVPin, libAVPin_Free)
>> 
>> /*****************************************************************************
>> * libAVMemInputPin
> 
> Here is an updated version with the formatting fixed.
> 

Version created using git format-patch.

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