Sweden-Number/dlls/winegstreamer/h264_decoder.c

277 lines
8.6 KiB
C

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