mfplat: Add support for AudioFormat_Float in MFCreateWaveFormatExFromMFMediaType.

Add support for the MFAudioFormat_Float subtype in MFCreateWaveFormatExFromMFMediaType. Signed-off-by: Connor McAdams <cmcadams@codeweavers.com> Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

mfplat: Add support for AudioFormat_Float in MFCreateWaveFormatExFromMFMediaType.
538b702c · Connor McAdams · Alexandre Julliard · e685718c · 538b702c
Commit 538b702c authored Apr 21, 2021 by Connor McAdams Committed by Alexandre Julliard Apr 21, 2021
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Showing with 7 additions and 2 deletions

mediatype.c dlls/mfplat/mediatype.c +7 -2

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--- a/dlls/mfplat/mediatype.c
+++ b/dlls/mfplat/mediatype.c
@@ -2884,7 +2884,7 @@ HRESULT WINAPI MFCreateWaveFormatExFromMFMediaType(IMFMediaType *mediatype, WAVE
    if (!IsEqualGUID(&major, &MFMediaType_Audio))
        return E_INVALIDARG;

-    if (!IsEqualGUID(&subtype, &MFAudioFormat_PCM))
+    if (!IsEqualGUID(&subtype, &MFAudioFormat_PCM) && !IsEqualGUID(&subtype, &MFAudioFormat_Float))
    {
        FIXME("Unsupported audio format %s.\n", debugstr_guid(&subtype));
        return E_NOTIMPL;
@@ -2908,7 +2908,12 @@ HRESULT WINAPI MFCreateWaveFormatExFromMFMediaType(IMFMediaType *mediatype, WAVE

    memset(format, 0, *size);

-    format->wFormatTag = format_ext ? WAVE_FORMAT_EXTENSIBLE : WAVE_FORMAT_PCM;
+    if (format_ext)
+        format->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
+    else if (IsEqualGUID(&subtype, &MFAudioFormat_Float))
+        format->wFormatTag = WAVE_FORMAT_IEEE_FLOAT;
+    else
+        format->wFormatTag = WAVE_FORMAT_PCM;

    if (SUCCEEDED(IMFMediaType_GetUINT32(mediatype, &MF_MT_AUDIO_NUM_CHANNELS, &value)))
        format->nChannels = value;