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avdevice/decklink: add support for setting duplex mode

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This patch also makes BlackMagic drivers v10.6.1 a hard requirement.

Reviewed-by: Deti Fliegl <deti@fliegl.de>
Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint 2016-06-11 13:41:29 +02:00
parent e22760aafd
commit 8f9fa49bd8
7 changed files with 48 additions and 1 deletions
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33
libavdevice/decklink_common.cpp
View file

@ -111,6 +111,23 @@ int ff_decklink_set_format(AVFormatContext *avctx,
int i = 1;
HRESULT res;
if (ctx->duplex_mode) {
bool duplex_supported = false;
if (ctx->attr->GetFlag(BMDDeckLinkSupportsDuplexModeConfiguration, &duplex_supported) != S_OK)
duplex_supported = false;
if (duplex_supported) {
res = ctx->cfg->SetInt(bmdDeckLinkConfigDuplexMode, ctx->duplex_mode == 2 ? bmdDuplexModeFull : bmdDuplexModeHalf);
if (res != S_OK)
av_log(avctx, AV_LOG_WARNING, "Setting duplex mode failed.\n");
else
av_log(avctx, AV_LOG_VERBOSE, "Succesfully set duplex mode to %s duplex.\n", ctx->duplex_mode == 2 ? "full" : "half");
} else {
av_log(avctx, AV_LOG_WARNING, "Unable to set duplex mode, because it is not supported.\n");
}
}
if (direction == DIRECTION_IN) {
res = ctx->dli->GetDisplayModeIterator (&itermode);
} else {
@ -249,6 +266,10 @@ void ff_decklink_cleanup(AVFormatContext *avctx)
ctx->dli->Release();
if (ctx->dlo)
ctx->dlo->Release();
if (ctx->attr)
ctx->attr->Release();
if (ctx->cfg)
ctx->cfg->Release();
if (ctx->dl)
ctx->dl->Release();
}
@ -279,5 +300,17 @@ int ff_decklink_init_device(AVFormatContext *avctx, const char* name)
if (!ctx->dl)
return AVERROR(ENXIO);
if (ctx->dl->QueryInterface(IID_IDeckLinkConfiguration, (void **)&ctx->cfg) != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Could not get configuration interface for '%s'\n", name);
ff_decklink_cleanup(avctx);
return AVERROR_EXTERNAL;
}
if (ctx->dl->QueryInterface(IID_IDeckLinkAttributes, (void **)&ctx->attr) != S_OK) {
av_log(avctx, AV_LOG_ERROR, "Could not get attributes interface for '%s'\n", name);
ff_decklink_cleanup(avctx);
return AVERROR_EXTERNAL;
}
return 0;
}