277 lines
8.6 KiB
C
277 lines
8.6 KiB
C
/* H264 Decoder Transform
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*
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* Copyright 2022 Rémi Bernon for CodeWeavers
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "gst_private.h"
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#include "mfapi.h"
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#include "mferror.h"
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#include "mfobjects.h"
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#include "mftransform.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(mfplat);
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struct h264_decoder
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{
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IMFTransform IMFTransform_iface;
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LONG refcount;
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};
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static struct h264_decoder *impl_from_IMFTransform(IMFTransform *iface)
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{
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return CONTAINING_RECORD(iface, struct h264_decoder, IMFTransform_iface);
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}
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static HRESULT WINAPI transform_QueryInterface(IMFTransform *iface, REFIID iid, void **out)
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{
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struct h264_decoder *decoder = impl_from_IMFTransform(iface);
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TRACE("iface %p, iid %s, out %p.\n", iface, debugstr_guid(iid), out);
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if (IsEqualGUID(iid, &IID_IUnknown) ||
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IsEqualGUID(iid, &IID_IMFTransform))
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*out = &decoder->IMFTransform_iface;
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else
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{
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*out = NULL;
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WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(iid));
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown *)*out);
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return S_OK;
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}
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static ULONG WINAPI transform_AddRef(IMFTransform *iface)
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{
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struct h264_decoder *decoder = impl_from_IMFTransform(iface);
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ULONG refcount = InterlockedIncrement(&decoder->refcount);
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TRACE("iface %p increasing refcount to %lu.\n", decoder, refcount);
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return refcount;
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}
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static ULONG WINAPI transform_Release(IMFTransform *iface)
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{
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struct h264_decoder *decoder = impl_from_IMFTransform(iface);
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ULONG refcount = InterlockedDecrement(&decoder->refcount);
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TRACE("iface %p decreasing refcount to %lu.\n", decoder, refcount);
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if (!refcount)
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free(decoder);
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return refcount;
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}
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static HRESULT WINAPI transform_GetStreamLimits(IMFTransform *iface, DWORD *input_minimum,
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DWORD *input_maximum, DWORD *output_minimum, DWORD *output_maximum)
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{
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FIXME("iface %p, input_minimum %p, input_maximum %p, output_minimum %p, output_maximum %p stub!\n",
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iface, input_minimum, input_maximum, output_minimum, output_maximum);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetStreamCount(IMFTransform *iface, DWORD *inputs, DWORD *outputs)
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{
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FIXME("iface %p, inputs %p, outputs %p stub!\n", iface, inputs, outputs);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetStreamIDs(IMFTransform *iface, DWORD input_size,
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DWORD *inputs, DWORD output_size, DWORD *outputs)
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{
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FIXME("iface %p, input_size %lu, inputs %p, output_size %lu, outputs %p stub!\n", iface,
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input_size, inputs, output_size, outputs);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetInputStreamInfo(IMFTransform *iface, DWORD id, MFT_INPUT_STREAM_INFO *info)
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{
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FIXME("iface %p, id %#lx, info %p stub!\n", iface, id, info);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetOutputStreamInfo(IMFTransform *iface, DWORD id, MFT_OUTPUT_STREAM_INFO *info)
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{
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FIXME("iface %p, id %#lx, info %p stub!\n", iface, id, info);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetAttributes(IMFTransform *iface, IMFAttributes **attributes)
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{
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FIXME("iface %p, attributes %p stub!\n", iface, attributes);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetInputStreamAttributes(IMFTransform *iface, DWORD id, IMFAttributes **attributes)
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{
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FIXME("iface %p, id %#lx, attributes %p stub!\n", iface, id, attributes);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetOutputStreamAttributes(IMFTransform *iface, DWORD id,
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IMFAttributes **attributes)
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{
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FIXME("iface %p, id %#lx, attributes %p stub!\n", iface, id, attributes);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_DeleteInputStream(IMFTransform *iface, DWORD id)
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{
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FIXME("iface %p, id %#lx stub!\n", iface, id);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_AddInputStreams(IMFTransform *iface, DWORD streams, DWORD *ids)
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{
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FIXME("iface %p, streams %lu, ids %p stub!\n", iface, streams, ids);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetInputAvailableType(IMFTransform *iface, DWORD id, DWORD index,
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IMFMediaType **type)
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{
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FIXME("iface %p, id %#lx, index %#lx, type %p stub!\n", iface, id, index, type);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetOutputAvailableType(IMFTransform *iface, DWORD id,
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DWORD index, IMFMediaType **type)
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{
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FIXME("iface %p, id %#lx, index %#lx, type %p stub!\n", iface, id, index, type);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_SetInputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
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{
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FIXME("iface %p, id %#lx, type %p, flags %#lx stub!\n", iface, id, type, flags);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_SetOutputType(IMFTransform *iface, DWORD id, IMFMediaType *type, DWORD flags)
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{
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FIXME("iface %p, id %#lx, type %p, flags %#lx stub!\n", iface, id, type, flags);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetInputCurrentType(IMFTransform *iface, DWORD id, IMFMediaType **type)
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{
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FIXME("iface %p, id %#lx, type %p stub!\n", iface, id, type);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetOutputCurrentType(IMFTransform *iface, DWORD id, IMFMediaType **type)
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{
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FIXME("iface %p, id %#lx, type %p stub!\n", iface, id, type);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetInputStatus(IMFTransform *iface, DWORD id, DWORD *flags)
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{
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FIXME("iface %p, id %#lx, flags %p stub!\n", iface, id, flags);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_GetOutputStatus(IMFTransform *iface, DWORD *flags)
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{
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FIXME("iface %p, flags %p stub!\n", iface, flags);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_SetOutputBounds(IMFTransform *iface, LONGLONG lower, LONGLONG upper)
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{
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FIXME("iface %p, lower %I64d, upper %I64d stub!\n", iface, lower, upper);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_ProcessEvent(IMFTransform *iface, DWORD id, IMFMediaEvent *event)
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{
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FIXME("iface %p, id %#lx, event %p stub!\n", iface, id, event);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_ProcessMessage(IMFTransform *iface, MFT_MESSAGE_TYPE message, ULONG_PTR param)
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{
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FIXME("iface %p, message %#x, param %Ix stub!\n", iface, message, param);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_ProcessInput(IMFTransform *iface, DWORD id, IMFSample *sample, DWORD flags)
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{
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FIXME("iface %p, id %#lx, sample %p, flags %#lx stub!\n", iface, id, sample, flags);
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return E_NOTIMPL;
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}
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static HRESULT WINAPI transform_ProcessOutput(IMFTransform *iface, DWORD flags, DWORD count,
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MFT_OUTPUT_DATA_BUFFER *samples, DWORD *status)
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{
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FIXME("iface %p, flags %#lx, count %lu, samples %p, status %p stub!\n", iface, flags, count, samples, status);
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return E_NOTIMPL;
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}
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static const IMFTransformVtbl transform_vtbl =
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{
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transform_QueryInterface,
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transform_AddRef,
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transform_Release,
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transform_GetStreamLimits,
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transform_GetStreamCount,
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transform_GetStreamIDs,
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transform_GetInputStreamInfo,
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transform_GetOutputStreamInfo,
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transform_GetAttributes,
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transform_GetInputStreamAttributes,
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transform_GetOutputStreamAttributes,
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transform_DeleteInputStream,
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transform_AddInputStreams,
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transform_GetInputAvailableType,
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transform_GetOutputAvailableType,
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transform_SetInputType,
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transform_SetOutputType,
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transform_GetInputCurrentType,
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transform_GetOutputCurrentType,
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transform_GetInputStatus,
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transform_GetOutputStatus,
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transform_SetOutputBounds,
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transform_ProcessEvent,
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transform_ProcessMessage,
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transform_ProcessInput,
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transform_ProcessOutput,
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};
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HRESULT h264_decoder_create(REFIID riid, void **ret)
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{
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struct h264_decoder *decoder;
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TRACE("riid %s, ret %p.\n", debugstr_guid(riid), ret);
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if (!(decoder = calloc(1, sizeof(*decoder))))
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return E_OUTOFMEMORY;
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decoder->IMFTransform_iface.lpVtbl = &transform_vtbl;
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decoder->refcount = 1;
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*ret = &decoder->IMFTransform_iface;
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TRACE("Created decoder %p\n", *ret);
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return S_OK;
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}
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