[PATCH v3 07/12] winegstreamer: Implement ::SetInputType for audio conversion transform.
Zebediah Figura (she/her)
zfigura at codeweavers.com
Wed Dec 2 14:51:20 CST 2020
On 12/2/20 1:54 PM, Derek Lesho wrote:
> Signed-off-by: Derek Lesho <dlesho at codeweavers.com>
> ---
> v3: Factor out update_pipeline_state.
> ---
> dlls/winegstreamer/audioconvert.c | 70 ++++++++++++++++++++++++++++++-
> 1 file changed, 68 insertions(+), 2 deletions(-)
>
> diff --git a/dlls/winegstreamer/audioconvert.c b/dlls/winegstreamer/audioconvert.c
> index 1174f9df0db..82756281aa9 100644
> --- a/dlls/winegstreamer/audioconvert.c
> +++ b/dlls/winegstreamer/audioconvert.c
> @@ -1,4 +1,5 @@
> #include "config.h"
> +#include <gst/gst.h>
>
> #include "gst_private.h"
>
> @@ -17,6 +18,8 @@ struct audio_converter
> {
> IMFTransform IMFTransform_iface;
> LONG refcount;
> + IMFMediaType *input_type;
> + CRITICAL_SECTION cs;
> };
>
> static struct audio_converter *impl_audio_converter_from_IMFTransform(IMFTransform *iface)
> @@ -60,6 +63,7 @@ static ULONG WINAPI audio_converter_Release(IMFTransform *iface)
>
> if (!refcount)
> {
> + DeleteCriticalSection(&transform->cs);
> heap_free(transform);
> }
>
You also need to reset the CS debug info to 0 before destroying it.
> @@ -251,9 +255,68 @@ fail:
>
> static HRESULT WINAPI audio_converter_SetInputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
> {
> - FIXME("%p, %u, %p, %#x.\n", iface, id, type, flags);
> + GstCaps *input_caps;
> + HRESULT hr;
>
> - return E_NOTIMPL;
> + struct audio_converter *converter = impl_audio_converter_from_IMFTransform(iface);
> +
> + TRACE("%p, %u, %p, %#x.\n", iface, id, type, flags);
> +
> + if (id != 0)
> + return MF_E_INVALIDSTREAMNUMBER;
> +
> + if (type)
> + {
> + GUID major_type, subtype;
> + DWORD unused;
> +
> + if (FAILED(IMFMediaType_GetGUID(type, &MF_MT_MAJOR_TYPE, &major_type)))
> + return MF_E_INVALIDTYPE;
> + if (FAILED(IMFMediaType_GetGUID(type, &MF_MT_SUBTYPE, &subtype)))
> + return MF_E_INVALIDTYPE;
> + if (FAILED(IMFMediaType_GetUINT32(type, &MF_MT_AUDIO_SAMPLES_PER_SECOND, &unused)))
> + return MF_E_INVALIDTYPE;
> + if (FAILED(IMFMediaType_GetUINT32(type, &MF_MT_AUDIO_NUM_CHANNELS, &unused)))
> + return MF_E_INVALIDTYPE;
> + if (IsEqualGUID(&subtype, &MFAudioFormat_PCM) && FAILED(IMFMediaType_GetUINT32(type, &MF_MT_AUDIO_BITS_PER_SAMPLE, &unused)))
> + return MF_E_INVALIDTYPE;
> +
> + if (!(IsEqualGUID(&major_type, &MFMediaType_Audio)))
> + return MF_E_INVALIDTYPE;
> +
> + if (!IsEqualGUID(&subtype, &MFAudioFormat_PCM) && !IsEqualGUID(&subtype, &MFAudioFormat_Float))
> + return MF_E_INVALIDTYPE;
> +
> + if (!(input_caps = caps_from_mf_media_type(type)))
> + return MF_E_INVALIDTYPE;
> +
> + gst_caps_unref(input_caps);
> + }
> +
> + if (flags & MFT_SET_TYPE_TEST_ONLY)
> + return S_OK;
> +
> + EnterCriticalSection(&converter->cs);
> +
> + hr = S_OK;
> +
> + if (type)
> + {
> + if (!converter->input_type)
> + hr = MFCreateMediaType(&converter->input_type);
> +
> + if (SUCCEEDED(hr))
> + hr = IMFMediaType_CopyAllItems(type, (IMFAttributes *) converter->input_type);
> + }
> + if (converter->input_type && (!type || FAILED(hr)))
This condition feels more than a little confusing; I don't think it's
worth it just to save a couple lines.
> + {
> + IMFMediaType_Release(converter->input_type);
> + converter->input_type = NULL;
> + }
> +
> + LeaveCriticalSection(&converter->cs);
> +
> + return hr;
> }
>
> static HRESULT WINAPI audio_converter_SetOutputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
> @@ -376,6 +439,9 @@ HRESULT audio_converter_create(REFIID riid, void **ret)
> object->IMFTransform_iface.lpVtbl = &audio_converter_vtbl;
> object->refcount = 1;
>
> + InitializeCriticalSection(&object->cs);
> + object->cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": audio_converter_lock");
> +
> *ret = &object->IMFTransform_iface;
> return S_OK;
> }
>
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