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![Zebediah Figura](/assets/img/avatar_default.png)
Signed-off-by: Zebediah Figura <zfigura@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
333 lines
9.8 KiB
C
333 lines
9.8 KiB
C
/*
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* File writer filter
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*
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* Copyright (C) 2020 Zebediah Figura
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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 "qcap_private.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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struct file_writer
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{
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struct strmbase_filter filter;
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IAMFilterMiscFlags IAMFilterMiscFlags_iface;
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IFileSinkFilter IFileSinkFilter_iface;
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struct strmbase_sink sink;
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WCHAR *filename;
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HANDLE file;
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BOOL eos;
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};
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static inline struct file_writer *impl_from_strmbase_pin(struct strmbase_pin *iface)
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{
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return CONTAINING_RECORD(iface, struct file_writer, sink.pin);
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}
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static HRESULT file_writer_sink_query_interface(struct strmbase_pin *iface, REFIID iid, void **out)
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{
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struct file_writer *filter = impl_from_strmbase_pin(iface);
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if (IsEqualGUID(iid, &IID_IMemInputPin))
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*out = &filter->sink.IMemInputPin_iface;
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else
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return E_NOINTERFACE;
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IUnknown_AddRef((IUnknown *)*out);
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return S_OK;
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}
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static HRESULT file_writer_sink_query_accept(struct strmbase_pin *iface, const AM_MEDIA_TYPE *mt)
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{
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struct file_writer *filter = impl_from_strmbase_pin(iface);
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if (filter->filename && !IsEqualGUID(&mt->majortype, &MEDIATYPE_Stream))
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return S_FALSE;
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return S_OK;
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}
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static HRESULT WINAPI file_writer_sink_receive(struct strmbase_sink *iface, IMediaSample *sample)
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{
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struct file_writer *filter = impl_from_strmbase_pin(&iface->pin);
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REFERENCE_TIME start, stop;
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LARGE_INTEGER offset;
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DWORD size, ret_size;
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HRESULT hr;
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BYTE *data;
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if ((hr = IMediaSample_GetTime(sample, &start, &stop)) != S_OK)
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ERR("Failed to get sample time, hr %#lx.\n", hr);
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size = stop - start;
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if ((hr = IMediaSample_GetPointer(sample, &data)) != S_OK)
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ERR("Failed to get sample pointer, hr %#lx.\n", hr);
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offset.QuadPart = start;
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if (!SetFilePointerEx(filter->file, offset, NULL, FILE_BEGIN)
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|| !WriteFile(filter->file, data, size, &ret_size, NULL))
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{
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ERR("Failed to write file, error %lu.\n", GetLastError());
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return HRESULT_FROM_WIN32(hr);
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}
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if (ret_size != size)
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ERR("Short write, %lu/%lu.\n", ret_size, size);
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return S_OK;
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}
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static void deliver_ec_complete(struct file_writer *filter)
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{
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IMediaEventSink *event_sink;
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if (SUCCEEDED(IFilterGraph_QueryInterface(filter->filter.graph,
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&IID_IMediaEventSink, (void **)&event_sink)))
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{
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IMediaEventSink_Notify(event_sink, EC_COMPLETE, S_OK,
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(LONG_PTR)&filter->filter.IBaseFilter_iface);
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IMediaEventSink_Release(event_sink);
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}
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}
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static HRESULT file_writer_sink_eos(struct strmbase_sink *iface)
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{
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struct file_writer *filter = impl_from_strmbase_pin(&iface->pin);
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EnterCriticalSection(&filter->filter.filter_cs);
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if (filter->filter.state == State_Running)
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deliver_ec_complete(filter);
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else
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filter->eos = TRUE;
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LeaveCriticalSection(&filter->filter.filter_cs);
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return S_OK;
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}
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static const struct strmbase_sink_ops sink_ops =
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{
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.base.pin_query_interface = file_writer_sink_query_interface,
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.base.pin_query_accept = file_writer_sink_query_accept,
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.pfnReceive = file_writer_sink_receive,
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.sink_eos = file_writer_sink_eos,
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};
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static inline struct file_writer *impl_from_strmbase_filter(struct strmbase_filter *iface)
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{
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return CONTAINING_RECORD(iface, struct file_writer, filter);
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}
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static HRESULT file_writer_query_interface(struct strmbase_filter *iface, REFIID iid, void **out)
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{
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struct file_writer *filter = impl_from_strmbase_filter(iface);
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if (IsEqualGUID(iid, &IID_IAMFilterMiscFlags))
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*out = &filter->IAMFilterMiscFlags_iface;
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else if (IsEqualGUID(iid, &IID_IFileSinkFilter))
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*out = &filter->IFileSinkFilter_iface;
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else
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return E_NOINTERFACE;
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IUnknown_AddRef((IUnknown *)*out);
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return S_OK;
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}
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static struct strmbase_pin *file_writer_get_pin(struct strmbase_filter *iface, unsigned int index)
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{
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struct file_writer *filter = impl_from_strmbase_filter(iface);
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if (!index)
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return &filter->sink.pin;
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return NULL;
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}
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static void file_writer_destroy(struct strmbase_filter *iface)
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{
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struct file_writer *filter = impl_from_strmbase_filter(iface);
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free(filter->filename);
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strmbase_sink_cleanup(&filter->sink);
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strmbase_filter_cleanup(&filter->filter);
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free(filter);
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}
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static HRESULT file_writer_init_stream(struct strmbase_filter *iface)
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{
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struct file_writer *filter = impl_from_strmbase_filter(iface);
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HANDLE file;
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if ((file = CreateFileW(filter->filename, GENERIC_WRITE, FILE_SHARE_READ | FILE_SHARE_WRITE,
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NULL, CREATE_ALWAYS, 0, NULL)) == INVALID_HANDLE_VALUE)
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{
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ERR("Failed to create %s, error %lu.\n", debugstr_w(filter->filename), GetLastError());
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return HRESULT_FROM_WIN32(GetLastError());
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}
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filter->file = file;
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return S_OK;
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}
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static HRESULT file_writer_start_stream(struct strmbase_filter *iface, REFERENCE_TIME start)
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{
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struct file_writer *filter = impl_from_strmbase_filter(iface);
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if (filter->eos)
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deliver_ec_complete(filter);
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filter->eos = FALSE;
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return S_OK;
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}
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static HRESULT file_writer_cleanup_stream(struct strmbase_filter *iface)
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{
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struct file_writer *filter = impl_from_strmbase_filter(iface);
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CloseHandle(filter->file);
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return S_OK;
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}
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static struct strmbase_filter_ops filter_ops =
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{
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.filter_query_interface = file_writer_query_interface,
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.filter_get_pin = file_writer_get_pin,
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.filter_destroy = file_writer_destroy,
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.filter_init_stream = file_writer_init_stream,
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.filter_start_stream = file_writer_start_stream,
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.filter_cleanup_stream = file_writer_cleanup_stream,
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};
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static inline struct file_writer *impl_from_IFileSinkFilter(IFileSinkFilter *iface)
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{
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return CONTAINING_RECORD(iface, struct file_writer, IFileSinkFilter_iface);
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}
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static HRESULT WINAPI filesinkfilter_QueryInterface(IFileSinkFilter *iface, REFIID iid, void **out)
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{
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struct file_writer *filter = impl_from_IFileSinkFilter(iface);
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return IUnknown_QueryInterface(filter->filter.outer_unk, iid, out);
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}
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static ULONG WINAPI filesinkfilter_AddRef(IFileSinkFilter *iface)
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{
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struct file_writer *filter = impl_from_IFileSinkFilter(iface);
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return IUnknown_AddRef(filter->filter.outer_unk);
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}
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static ULONG WINAPI filesinkfilter_Release(IFileSinkFilter *iface)
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{
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struct file_writer *filter = impl_from_IFileSinkFilter(iface);
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return IUnknown_Release(filter->filter.outer_unk);
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}
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static HRESULT WINAPI filesinkfilter_SetFileName(IFileSinkFilter *iface,
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LPCOLESTR filename, const AM_MEDIA_TYPE *mt)
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{
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struct file_writer *filter = impl_from_IFileSinkFilter(iface);
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WCHAR *new_filename;
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TRACE("filter %p, filename %s, mt %p.\n", filter, debugstr_w(filename), mt);
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strmbase_dump_media_type(mt);
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if (mt)
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FIXME("Ignoring media type %p.\n", mt);
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if (!(new_filename = wcsdup(filename)))
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return E_OUTOFMEMORY;
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free(filter->filename);
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filter->filename = new_filename;
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return S_OK;
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}
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static HRESULT WINAPI filesinkfilter_GetCurFile(IFileSinkFilter *iface,
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LPOLESTR *filename, AM_MEDIA_TYPE *mt)
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{
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struct file_writer *filter = impl_from_IFileSinkFilter(iface);
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FIXME("filter %p, filename %p, mt %p, stub!\n", filter, filename, mt);
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return E_NOTIMPL;
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}
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static const IFileSinkFilterVtbl filesinkfilter_vtbl =
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{
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filesinkfilter_QueryInterface,
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filesinkfilter_AddRef,
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filesinkfilter_Release,
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filesinkfilter_SetFileName,
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filesinkfilter_GetCurFile,
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};
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static inline struct file_writer *impl_from_IAMFilterMiscFlags(IAMFilterMiscFlags *iface)
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{
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return CONTAINING_RECORD(iface, struct file_writer, IAMFilterMiscFlags_iface);
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}
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static HRESULT WINAPI misc_flags_QueryInterface(IAMFilterMiscFlags *iface, REFIID iid, void **out)
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{
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struct file_writer *filter = impl_from_IAMFilterMiscFlags(iface);
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return IUnknown_QueryInterface(filter->filter.outer_unk, iid, out);
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}
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static ULONG WINAPI misc_flags_AddRef(IAMFilterMiscFlags *iface)
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{
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struct file_writer *filter = impl_from_IAMFilterMiscFlags(iface);
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return IUnknown_AddRef(filter->filter.outer_unk);
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}
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static ULONG WINAPI misc_flags_Release(IAMFilterMiscFlags *iface)
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{
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struct file_writer *filter = impl_from_IAMFilterMiscFlags(iface);
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return IUnknown_Release(filter->filter.outer_unk);
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}
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static ULONG WINAPI misc_flags_GetMiscFlags(IAMFilterMiscFlags *iface)
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{
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struct file_writer *filter = impl_from_IAMFilterMiscFlags(iface);
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TRACE("filter %p.\n", filter);
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return AM_FILTER_MISC_FLAGS_IS_RENDERER;
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}
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static const IAMFilterMiscFlagsVtbl misc_flags_vtbl =
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{
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misc_flags_QueryInterface,
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misc_flags_AddRef,
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misc_flags_Release,
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misc_flags_GetMiscFlags,
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};
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HRESULT file_writer_create(IUnknown *outer, IUnknown **out)
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{
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struct file_writer *object;
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if (!(object = calloc(1, sizeof(*object))))
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return E_OUTOFMEMORY;
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strmbase_filter_init(&object->filter, outer, &CLSID_FileWriter, &filter_ops);
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object->IFileSinkFilter_iface.lpVtbl = &filesinkfilter_vtbl;
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object->IAMFilterMiscFlags_iface.lpVtbl = &misc_flags_vtbl;
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strmbase_sink_init(&object->sink, &object->filter, L"in", &sink_ops, NULL);
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TRACE("Created file writer %p.\n", object);
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*out = &object->filter.IUnknown_inner;
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return S_OK;
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}
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