Thanks Ramiro for the correction! Here is the new patch. (Is it better to post directly the patch, or is ok as a attachment?)
Regards
Jonathan
2014-12-02 22:19 GMT+01:00 Ramiro Polla <ramiro.po...@gmail.com>:
>
> On 02.12.2014 20:30, Jon bae wrote:
>
>> Here is the other patch for decklink_common.cpp. It fix the error:
>>
>> COM initialization failed
>> [decklink @ 02e5b520] Could not create DeckLink iterator
>> dummy: Immediate exit request
>>
>
> From 203eba2fad14dd6d84552d6c22899792e80b53bb Mon Sep 17 00:00:00 2001
>> From: Jonathan Baecker <jonba...@gmail.com>
>> Date: Tue, 2 Dec 2014 20:12:38 +0100
>> Subject: [PATCH 2/2] device list error in decklink_common
>>
>> Signed-off-by: Jonathan Baecker <jonba...@gmail.com>
>> ---
>> libavdevice/decklink_common.cpp | 24 ++++++++++++++----------
>> 1 file changed, 14 insertions(+), 10 deletions(-)
>>
>> diff --git a/libavdevice/decklink_common.cpp
>> b/libavdevice/decklink_common.cpp
>> index 8eff910..8f7e32a 100644
>> --- a/libavdevice/decklink_common.cpp
>> +++ b/libavdevice/decklink_common.cpp
>> @@ -42,16 +42,20 @@ IDeckLinkIterator *CreateDeckLinkIteratorInstance
>> (void)
>> {
>> IDeckLinkIterator *iter;
>>
>> - if (CoInitialize(NULL) != S_OK) {
>> - av_log(NULL, AV_LOG_ERROR, "COM initialization failed.\n");
>> - return NULL;
>> - }
>> -
>> - if (CoCreateInstance(CLSID_CDeckLinkIterator, NULL, CLSCTX_ALL,
>> - IID_IDeckLinkIterator, (void**) &iter) != S_OK)
>> {
>> - av_log(NULL, AV_LOG_ERROR, "DeckLink drivers not installed.\n");
>> - return NULL;
>> - }
>> + HRESULT result;
>> + /* Initialize COM on this thread */
>> + result = CoInitialize(NULL);
>> + if (FAILED(result)) {
>> + av_log(NULL, AV_LOG_ERROR, "COM initialization failed.\n");
>> + return NULL;
>> + }
>> +
>> + /* Create an IDeckLinkIterator object to enumerate all DeckLink
>> cards in the system */
>> + result = CoCreateInstance(CLSID_CDeckLinkIterator, NULL,
>> CLSCTX_ALL, IID_IDeckLinkIterator, (void**)&iter);
>> + if (FAILED(result)) {
>> + av_log(NULL, AV_LOG_ERROR, "DeckLink drivers not installed.\n");
>> + return NULL;
>> + }
>>
>> return iter;
>> }
>> --
>> 2.2.0
>>
>
> This code is Copyright (c) Blackmagic Design. Try just changing the check
> for CoInitialize(NULL) from "!= S_OK" to "< 0".
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>
0001-fix-COM-initialization-failed.patch
Description: Binary data
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