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mfplat/mediatype: Use MFCreateWaveFormatExFromMFMediaType in init_am_media_type_audio_format.

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Rémi Bernon 2024-03-11 15:00:30 +01:00 • committed by Alexandre Julliard
parent 1e053810f3
commit 552cec9477
1 changed files with 6 additions and 54 deletions
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60
dlls/mfplat/mediatype.c
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@ -3992,7 +3992,7 @@ HRESULT WINAPI MFInitMediaTypeFromVideoInfoHeader(IMFMediaType *media_type, cons
static HRESULT init_am_media_type_audio_format(AM_MEDIA_TYPE *am_type, UINT32 user_size, IMFMediaType *media_type)
{
UINT32 num_channels, value;
UINT32 num_channels;
HRESULT hr;
if (IsEqualGUID(&am_type->formattype, &FORMAT_VideoInfo)
@ -4003,7 +4003,7 @@ static HRESULT init_am_media_type_audio_format(AM_MEDIA_TYPE *am_type, UINT32 us
if (IsEqualGUID(&am_type->formattype, &FORMAT_WaveFormatEx)
|| IsEqualGUID(&am_type->formattype, &GUID_NULL))
{
WAVEFORMATEX *format;
UINT32 flags = 0;
if (FAILED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_NUM_CHANNELS, &num_channels)))
num_channels = 0;
@ -4012,59 +4012,11 @@ static HRESULT init_am_media_type_audio_format(AM_MEDIA_TYPE *am_type, UINT32 us
|| SUCCEEDED(IMFMediaType_GetItem(media_type, &MF_MT_AUDIO_VALID_BITS_PER_SAMPLE, NULL))
|| SUCCEEDED(IMFMediaType_GetItem(media_type, &MF_MT_AUDIO_SAMPLES_PER_BLOCK, NULL))
|| num_channels > 2)
{
WAVEFORMATEXTENSIBLE *format_ext;
flags = MFWaveFormatExConvertFlag_ForceExtensible;
am_type->cbFormat = sizeof(*format_ext) + user_size;
if (!(am_type->pbFormat = CoTaskMemAlloc(am_type->cbFormat)))
return E_OUTOFMEMORY;
format_ext = (WAVEFORMATEXTENSIBLE *)am_type->pbFormat;
memset(format_ext, 0, sizeof(*format_ext));
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_CHANNEL_MASK, &value)))
format_ext->dwChannelMask = value;
else if (num_channels < ARRAY_SIZE(default_channel_mask))
format_ext->dwChannelMask = default_channel_mask[num_channels];
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_VALID_BITS_PER_SAMPLE, &value)))
format_ext->Samples.wValidBitsPerSample = value;
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_SAMPLES_PER_BLOCK, &value)))
format_ext->Samples.wSamplesPerBlock = value;
format_ext->SubFormat = am_type->subtype;
format = &format_ext->Format;
format->wFormatTag = WAVE_FORMAT_EXTENSIBLE;
format->cbSize = sizeof(*format_ext) - sizeof(*format) + user_size;
if (user_size && FAILED(hr = IMFMediaType_GetBlob(media_type, &MF_MT_USER_DATA,
(BYTE *)(format_ext + 1), user_size, NULL)))
return hr;
}
else
{
am_type->cbFormat = sizeof(*format) + user_size;
if (!(am_type->pbFormat = CoTaskMemAlloc(am_type->cbFormat)))
return E_OUTOFMEMORY;
format = (WAVEFORMATEX *)am_type->pbFormat;
memset(format, 0, sizeof(*format));
format->wFormatTag = am_type->subtype.Data1;
format->cbSize = user_size;
if (user_size && FAILED(hr = IMFMediaType_GetBlob(media_type, &MF_MT_USER_DATA,
(BYTE *)(format + 1), user_size, NULL)))
return hr;
}
format->nChannels = num_channels;
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_SAMPLES_PER_SECOND, &value)))
format->nSamplesPerSec = value;
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_AVG_BYTES_PER_SECOND, &value)))
format->nAvgBytesPerSec = value;
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_BLOCK_ALIGNMENT, &value)))
format->nBlockAlign = value;
if (SUCCEEDED(IMFMediaType_GetUINT32(media_type, &MF_MT_AUDIO_BITS_PER_SAMPLE, &value)))
format->wBitsPerSample = value;
if (FAILED(hr = MFCreateWaveFormatExFromMFMediaType(media_type, (WAVEFORMATEX **)&am_type->pbFormat,
(UINT32 *)&am_type->cbFormat, flags)))
return hr;
am_type->subtype = get_am_subtype_for_mf_subtype(am_type->subtype);
am_type->formattype = FORMAT_WaveFormatEx;