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![Francois Gouget](/assets/img/avatar_default.png)
Signed-off-by: Francois Gouget <fgouget@free.fr> Signed-off-by: Esme Povirk <esme@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
809 lines
24 KiB
C
809 lines
24 KiB
C
/*
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* Copyright 2020 Esme Povirk
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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 <stdarg.h>
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#define NONAMELESSUNION
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#define COBJMACROS
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#include "windef.h"
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#include "winbase.h"
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#include "objbase.h"
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#include "wincodecs_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wincodecs);
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typedef struct {
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IWICBitmapDecoder IWICBitmapDecoder_iface;
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LONG ref;
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CRITICAL_SECTION lock; /* must be held when stream or decoder is accessed */
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IStream *stream;
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struct decoder *decoder;
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struct decoder_info decoder_info;
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struct decoder_stat file_info;
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WICDecodeOptions cache_options;
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} CommonDecoder;
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static inline CommonDecoder *impl_from_IWICBitmapDecoder(IWICBitmapDecoder *iface)
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{
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return CONTAINING_RECORD(iface, CommonDecoder, IWICBitmapDecoder_iface);
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}
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static HRESULT WINAPI CommonDecoder_QueryInterface(IWICBitmapDecoder *iface, REFIID iid,
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void **ppv)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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TRACE("(%p,%s,%p)\n", iface, debugstr_guid(iid), ppv);
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if (!ppv) return E_INVALIDARG;
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if (IsEqualIID(&IID_IUnknown, iid) || IsEqualIID(&IID_IWICBitmapDecoder, iid))
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{
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*ppv = &This->IWICBitmapDecoder_iface;
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI CommonDecoder_AddRef(IWICBitmapDecoder *iface)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI CommonDecoder_Release(IWICBitmapDecoder *iface)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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if (ref == 0)
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{
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if (This->stream)
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IStream_Release(This->stream);
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This->lock.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&This->lock);
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decoder_destroy(This->decoder);
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HeapFree(GetProcessHeap(), 0, This);
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}
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return ref;
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}
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static HRESULT WINAPI CommonDecoder_QueryCapability(IWICBitmapDecoder *iface, IStream *stream,
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DWORD *capability)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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HRESULT hr;
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TRACE("(%p,%p,%p)\n", iface, stream, capability);
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if (!stream || !capability) return E_INVALIDARG;
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hr = IWICBitmapDecoder_Initialize(iface, stream, WICDecodeMetadataCacheOnDemand);
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if (hr != S_OK) return hr;
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*capability = (This->file_info.flags & DECODER_FLAGS_CAPABILITY_MASK);
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return S_OK;
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}
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static HRESULT WINAPI CommonDecoder_Initialize(IWICBitmapDecoder *iface, IStream *pIStream,
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WICDecodeOptions cacheOptions)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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HRESULT hr=S_OK;
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TRACE("(%p,%p,%x)\n", iface, pIStream, cacheOptions);
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EnterCriticalSection(&This->lock);
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if (This->stream)
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hr = WINCODEC_ERR_WRONGSTATE;
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if (SUCCEEDED(hr))
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hr = decoder_initialize(This->decoder, pIStream, &This->file_info);
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if (SUCCEEDED(hr))
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{
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This->cache_options = cacheOptions;
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This->stream = pIStream;
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IStream_AddRef(This->stream);
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}
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LeaveCriticalSection(&This->lock);
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return hr;
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}
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static HRESULT WINAPI CommonDecoder_GetContainerFormat(IWICBitmapDecoder *iface,
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GUID *pguidContainerFormat)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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memcpy(pguidContainerFormat, &This->decoder_info.container_format, sizeof(GUID));
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return S_OK;
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}
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static HRESULT WINAPI CommonDecoder_GetDecoderInfo(IWICBitmapDecoder *iface,
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IWICBitmapDecoderInfo **ppIDecoderInfo)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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TRACE("(%p,%p)\n", iface, ppIDecoderInfo);
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return get_decoder_info(&This->decoder_info.clsid, ppIDecoderInfo);
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}
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static HRESULT WINAPI CommonDecoder_CopyPalette(IWICBitmapDecoder *iface,
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IWICPalette *palette)
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{
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TRACE("(%p,%p)\n", iface, palette);
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return WINCODEC_ERR_PALETTEUNAVAILABLE;
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}
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static HRESULT WINAPI CommonDecoder_GetMetadataQueryReader(IWICBitmapDecoder *iface,
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IWICMetadataQueryReader **reader)
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{
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TRACE("(%p,%p)\n", iface, reader);
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if (!reader) return E_INVALIDARG;
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*reader = NULL;
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return WINCODEC_ERR_UNSUPPORTEDOPERATION;
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}
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static HRESULT WINAPI CommonDecoder_GetPreview(IWICBitmapDecoder *iface,
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IWICBitmapSource **ppIBitmapSource)
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{
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TRACE("(%p,%p)\n", iface, ppIBitmapSource);
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if (!ppIBitmapSource) return E_INVALIDARG;
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*ppIBitmapSource = NULL;
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return WINCODEC_ERR_UNSUPPORTEDOPERATION;
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}
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static HRESULT WINAPI CommonDecoder_GetColorContexts(IWICBitmapDecoder *iface,
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UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount)
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{
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TRACE("(%p,%u,%p,%p)\n", iface, cCount, ppIColorContexts, pcActualCount);
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return WINCODEC_ERR_UNSUPPORTEDOPERATION;
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}
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static HRESULT WINAPI CommonDecoder_GetThumbnail(IWICBitmapDecoder *iface,
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IWICBitmapSource **ppIThumbnail)
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{
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TRACE("(%p,%p)\n", iface, ppIThumbnail);
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if (!ppIThumbnail) return E_INVALIDARG;
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*ppIThumbnail = NULL;
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return WINCODEC_ERR_CODECNOTHUMBNAIL;
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}
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static HRESULT WINAPI CommonDecoder_GetFrameCount(IWICBitmapDecoder *iface,
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UINT *pCount)
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{
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CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
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if (!pCount) return E_INVALIDARG;
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if (This->stream)
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*pCount = This->file_info.frame_count;
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else
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*pCount = 0;
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return S_OK;
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}
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static HRESULT WINAPI CommonDecoder_GetFrame(IWICBitmapDecoder *iface,
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UINT index, IWICBitmapFrameDecode **ppIBitmapFrame);
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static const IWICBitmapDecoderVtbl CommonDecoder_Vtbl = {
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CommonDecoder_QueryInterface,
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CommonDecoder_AddRef,
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CommonDecoder_Release,
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CommonDecoder_QueryCapability,
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CommonDecoder_Initialize,
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CommonDecoder_GetContainerFormat,
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CommonDecoder_GetDecoderInfo,
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CommonDecoder_CopyPalette,
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CommonDecoder_GetMetadataQueryReader,
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CommonDecoder_GetPreview,
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CommonDecoder_GetColorContexts,
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CommonDecoder_GetThumbnail,
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CommonDecoder_GetFrameCount,
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CommonDecoder_GetFrame
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};
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typedef struct {
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IWICBitmapFrameDecode IWICBitmapFrameDecode_iface;
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IWICMetadataBlockReader IWICMetadataBlockReader_iface;
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LONG ref;
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CommonDecoder *parent;
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DWORD frame;
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struct decoder_frame decoder_frame;
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BOOL metadata_initialized;
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ULONG metadata_count;
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struct decoder_block* metadata_blocks;
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} CommonDecoderFrame;
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static inline CommonDecoderFrame *impl_from_IWICBitmapFrameDecode(IWICBitmapFrameDecode *iface)
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{
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return CONTAINING_RECORD(iface, CommonDecoderFrame, IWICBitmapFrameDecode_iface);
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}
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static inline CommonDecoderFrame *impl_from_IWICMetadataBlockReader(IWICMetadataBlockReader *iface)
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{
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return CONTAINING_RECORD(iface, CommonDecoderFrame, IWICMetadataBlockReader_iface);
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}
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static HRESULT WINAPI CommonDecoderFrame_QueryInterface(IWICBitmapFrameDecode *iface, REFIID iid,
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void **ppv)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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if (!ppv) return E_INVALIDARG;
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if (IsEqualIID(&IID_IUnknown, iid) ||
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IsEqualIID(&IID_IWICBitmapSource, iid) ||
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IsEqualIID(&IID_IWICBitmapFrameDecode, iid))
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{
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*ppv = &This->IWICBitmapFrameDecode_iface;
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}
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else if (IsEqualIID(&IID_IWICMetadataBlockReader, iid) &&
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(This->parent->file_info.flags & WICBitmapDecoderCapabilityCanEnumerateMetadata))
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{
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*ppv = &This->IWICMetadataBlockReader_iface;
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}
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else
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{
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*ppv = NULL;
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return E_NOINTERFACE;
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}
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IUnknown_AddRef((IUnknown*)*ppv);
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return S_OK;
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}
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static ULONG WINAPI CommonDecoderFrame_AddRef(IWICBitmapFrameDecode *iface)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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ULONG ref = InterlockedIncrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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return ref;
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}
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static ULONG WINAPI CommonDecoderFrame_Release(IWICBitmapFrameDecode *iface)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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ULONG ref = InterlockedDecrement(&This->ref);
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TRACE("(%p) refcount=%u\n", iface, ref);
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if (ref == 0)
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{
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IWICBitmapDecoder_Release(&This->parent->IWICBitmapDecoder_iface);
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HeapFree(GetProcessHeap(), 0, This->metadata_blocks);
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HeapFree(GetProcessHeap(), 0, This);
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}
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return ref;
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}
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static HRESULT WINAPI CommonDecoderFrame_GetSize(IWICBitmapFrameDecode *iface,
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UINT *puiWidth, UINT *puiHeight)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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TRACE("(%p,%p,%p)\n", This, puiWidth, puiHeight);
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if (!puiWidth || !puiHeight)
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return E_POINTER;
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*puiWidth = This->decoder_frame.width;
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*puiHeight = This->decoder_frame.height;
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return S_OK;
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}
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static HRESULT WINAPI CommonDecoderFrame_GetPixelFormat(IWICBitmapFrameDecode *iface,
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WICPixelFormatGUID *pPixelFormat)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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TRACE("(%p,%p)\n", This, pPixelFormat);
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if (!pPixelFormat)
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return E_POINTER;
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*pPixelFormat = This->decoder_frame.pixel_format;
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return S_OK;
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}
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static HRESULT WINAPI CommonDecoderFrame_GetResolution(IWICBitmapFrameDecode *iface,
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double *pDpiX, double *pDpiY)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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TRACE("(%p,%p,%p)\n", This, pDpiX, pDpiY);
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if (!pDpiX || !pDpiY)
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return E_POINTER;
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*pDpiX = This->decoder_frame.dpix;
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*pDpiY = This->decoder_frame.dpiy;
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return S_OK;
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}
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static HRESULT WINAPI CommonDecoderFrame_CopyPalette(IWICBitmapFrameDecode *iface,
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IWICPalette *pIPalette)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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HRESULT hr=S_OK;
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TRACE("(%p,%p)\n", iface, pIPalette);
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if (This->decoder_frame.num_colors)
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{
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hr = IWICPalette_InitializeCustom(pIPalette, This->decoder_frame.palette, This->decoder_frame.num_colors);
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}
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else
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{
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hr = WINCODEC_ERR_PALETTEUNAVAILABLE;
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}
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return hr;
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}
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static HRESULT WINAPI CommonDecoderFrame_CopyPixels(IWICBitmapFrameDecode *iface,
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const WICRect *prc, UINT cbStride, UINT cbBufferSize, BYTE *pbBuffer)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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HRESULT hr;
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UINT bytesperrow;
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WICRect rect;
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TRACE("(%p,%s,%u,%u,%p)\n", iface, debug_wic_rect(prc), cbStride, cbBufferSize, pbBuffer);
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if (!pbBuffer)
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return E_POINTER;
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if (!prc)
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{
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rect.X = 0;
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rect.Y = 0;
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rect.Width = This->decoder_frame.width;
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rect.Height = This->decoder_frame.height;
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prc = ▭
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}
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else
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{
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if (prc->X < 0 || prc->Y < 0 ||
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prc->X+prc->Width > This->decoder_frame.width ||
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prc->Y+prc->Height > This->decoder_frame.height)
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return E_INVALIDARG;
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}
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bytesperrow = ((This->decoder_frame.bpp * prc->Width)+7)/8;
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if (cbStride < bytesperrow)
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return E_INVALIDARG;
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if ((cbStride * (prc->Height-1)) + bytesperrow > cbBufferSize)
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return E_INVALIDARG;
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EnterCriticalSection(&This->parent->lock);
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hr = decoder_copy_pixels(This->parent->decoder, This->frame,
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prc, cbStride, cbBufferSize, pbBuffer);
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LeaveCriticalSection(&This->parent->lock);
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return hr;
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}
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static HRESULT WINAPI CommonDecoderFrame_GetMetadataQueryReader(IWICBitmapFrameDecode *iface,
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IWICMetadataQueryReader **ppIMetadataQueryReader)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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IWICComponentFactory* factory;
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HRESULT hr;
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TRACE("(%p,%p)\n", iface, ppIMetadataQueryReader);
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if (!ppIMetadataQueryReader)
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return E_INVALIDARG;
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if (!(This->parent->file_info.flags & WICBitmapDecoderCapabilityCanEnumerateMetadata))
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return WINCODEC_ERR_UNSUPPORTEDOPERATION;
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hr = create_instance(&CLSID_WICImagingFactory, &IID_IWICComponentFactory, (void**)&factory);
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if (SUCCEEDED(hr))
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{
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hr = IWICComponentFactory_CreateQueryReaderFromBlockReader(factory, &This->IWICMetadataBlockReader_iface, ppIMetadataQueryReader);
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IWICComponentFactory_Release(factory);
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}
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if (FAILED(hr))
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*ppIMetadataQueryReader = NULL;
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return hr;
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}
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static HRESULT WINAPI CommonDecoderFrame_GetColorContexts(IWICBitmapFrameDecode *iface,
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UINT cCount, IWICColorContext **ppIColorContexts, UINT *pcActualCount)
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{
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CommonDecoderFrame *This = impl_from_IWICBitmapFrameDecode(iface);
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HRESULT hr=S_OK;
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UINT i;
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BYTE *profile;
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DWORD profile_len;
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TRACE("(%p,%u,%p,%p)\n", iface, cCount, ppIColorContexts, pcActualCount);
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if (!pcActualCount) return E_INVALIDARG;
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if (This->parent->file_info.flags & DECODER_FLAGS_UNSUPPORTED_COLOR_CONTEXT)
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{
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FIXME("not supported for %s\n", wine_dbgstr_guid(&This->parent->decoder_info.clsid));
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*pcActualCount = 0;
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return WINCODEC_ERR_UNSUPPORTEDOPERATION;
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}
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*pcActualCount = This->decoder_frame.num_color_contexts;
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if (This->decoder_frame.num_color_contexts && cCount && ppIColorContexts)
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{
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if (cCount >= This->decoder_frame.num_color_contexts)
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{
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EnterCriticalSection(&This->parent->lock);
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for (i=0; i<This->decoder_frame.num_color_contexts; i++)
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{
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hr = decoder_get_color_context(This->parent->decoder, This->frame, i,
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&profile, &profile_len);
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if (SUCCEEDED(hr))
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{
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hr = IWICColorContext_InitializeFromMemory(ppIColorContexts[i], profile, profile_len);
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HeapFree(GetProcessHeap(), 0, profile);
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}
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if (FAILED(hr))
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break;
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}
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LeaveCriticalSection(&This->parent->lock);
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}
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else
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{
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hr = E_INVALIDARG;
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}
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}
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return hr;
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}
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static HRESULT WINAPI CommonDecoderFrame_GetThumbnail(IWICBitmapFrameDecode *iface,
|
|
IWICBitmapSource **ppIThumbnail)
|
|
{
|
|
TRACE("(%p,%p)\n", iface, ppIThumbnail);
|
|
|
|
if (!ppIThumbnail) return E_INVALIDARG;
|
|
|
|
*ppIThumbnail = NULL;
|
|
return WINCODEC_ERR_CODECNOTHUMBNAIL;
|
|
}
|
|
|
|
static const IWICBitmapFrameDecodeVtbl CommonDecoderFrameVtbl = {
|
|
CommonDecoderFrame_QueryInterface,
|
|
CommonDecoderFrame_AddRef,
|
|
CommonDecoderFrame_Release,
|
|
CommonDecoderFrame_GetSize,
|
|
CommonDecoderFrame_GetPixelFormat,
|
|
CommonDecoderFrame_GetResolution,
|
|
CommonDecoderFrame_CopyPalette,
|
|
CommonDecoderFrame_CopyPixels,
|
|
CommonDecoderFrame_GetMetadataQueryReader,
|
|
CommonDecoderFrame_GetColorContexts,
|
|
CommonDecoderFrame_GetThumbnail
|
|
};
|
|
|
|
static HRESULT WINAPI CommonDecoderFrame_Block_QueryInterface(IWICMetadataBlockReader *iface, REFIID iid,
|
|
void **ppv)
|
|
{
|
|
CommonDecoderFrame *This = impl_from_IWICMetadataBlockReader(iface);
|
|
return IWICBitmapFrameDecode_QueryInterface(&This->IWICBitmapFrameDecode_iface, iid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI CommonDecoderFrame_Block_AddRef(IWICMetadataBlockReader *iface)
|
|
{
|
|
CommonDecoderFrame *This = impl_from_IWICMetadataBlockReader(iface);
|
|
return IWICBitmapFrameDecode_AddRef(&This->IWICBitmapFrameDecode_iface);
|
|
}
|
|
|
|
static ULONG WINAPI CommonDecoderFrame_Block_Release(IWICMetadataBlockReader *iface)
|
|
{
|
|
CommonDecoderFrame *This = impl_from_IWICMetadataBlockReader(iface);
|
|
return IWICBitmapFrameDecode_Release(&This->IWICBitmapFrameDecode_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI CommonDecoderFrame_Block_GetContainerFormat(IWICMetadataBlockReader *iface,
|
|
GUID *pguidContainerFormat)
|
|
{
|
|
CommonDecoderFrame *This = impl_from_IWICMetadataBlockReader(iface);
|
|
if (!pguidContainerFormat) return E_INVALIDARG;
|
|
*pguidContainerFormat = This->parent->decoder_info.block_format;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT CommonDecoderFrame_InitializeMetadata(CommonDecoderFrame *This)
|
|
{
|
|
HRESULT hr=S_OK;
|
|
|
|
if (This->metadata_initialized)
|
|
return S_OK;
|
|
|
|
EnterCriticalSection(&This->parent->lock);
|
|
|
|
if (!This->metadata_initialized)
|
|
{
|
|
hr = decoder_get_metadata_blocks(This->parent->decoder, This->frame, &This->metadata_count, &This->metadata_blocks);
|
|
if (SUCCEEDED(hr))
|
|
This->metadata_initialized = TRUE;
|
|
}
|
|
|
|
LeaveCriticalSection(&This->parent->lock);
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI CommonDecoderFrame_Block_GetCount(IWICMetadataBlockReader *iface,
|
|
UINT *pcCount)
|
|
{
|
|
CommonDecoderFrame *This = impl_from_IWICMetadataBlockReader(iface);
|
|
HRESULT hr;
|
|
|
|
TRACE("%p,%p\n", iface, pcCount);
|
|
|
|
if (!pcCount) return E_INVALIDARG;
|
|
|
|
hr = CommonDecoderFrame_InitializeMetadata(This);
|
|
if (SUCCEEDED(hr))
|
|
*pcCount = This->metadata_count;
|
|
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI CommonDecoderFrame_Block_GetReaderByIndex(IWICMetadataBlockReader *iface,
|
|
UINT nIndex, IWICMetadataReader **ppIMetadataReader)
|
|
{
|
|
CommonDecoderFrame *This = impl_from_IWICMetadataBlockReader(iface);
|
|
HRESULT hr;
|
|
IWICComponentFactory* factory = NULL;
|
|
IWICStream* stream;
|
|
|
|
TRACE("%p,%d,%p\n", iface, nIndex, ppIMetadataReader);
|
|
|
|
if (!ppIMetadataReader)
|
|
return E_INVALIDARG;
|
|
|
|
hr = CommonDecoderFrame_InitializeMetadata(This);
|
|
|
|
if (SUCCEEDED(hr) && nIndex >= This->metadata_count)
|
|
hr = E_INVALIDARG;
|
|
|
|
if (SUCCEEDED(hr))
|
|
hr = create_instance(&CLSID_WICImagingFactory, &IID_IWICComponentFactory, (void**)&factory);
|
|
|
|
if (SUCCEEDED(hr))
|
|
hr = IWICComponentFactory_CreateStream(factory, &stream);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
if (This->metadata_blocks[nIndex].options & DECODER_BLOCK_FULL_STREAM)
|
|
{
|
|
LARGE_INTEGER offset;
|
|
offset.QuadPart = This->metadata_blocks[nIndex].offset;
|
|
|
|
hr = IWICStream_InitializeFromIStream(stream, This->parent->stream);
|
|
|
|
if (SUCCEEDED(hr))
|
|
hr = IWICStream_Seek(stream, offset, STREAM_SEEK_SET, NULL);
|
|
}
|
|
else
|
|
{
|
|
ULARGE_INTEGER offset, length;
|
|
|
|
offset.QuadPart = This->metadata_blocks[nIndex].offset;
|
|
length.QuadPart = This->metadata_blocks[nIndex].length;
|
|
|
|
hr = IWICStream_InitializeFromIStreamRegion(stream, This->parent->stream,
|
|
offset, length);
|
|
}
|
|
|
|
if (This->metadata_blocks[nIndex].options & DECODER_BLOCK_READER_CLSID)
|
|
{
|
|
IWICMetadataReader *reader;
|
|
IWICPersistStream *persist;
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = create_instance(&This->metadata_blocks[nIndex].reader_clsid,
|
|
&IID_IWICMetadataReader, (void**)&reader);
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IWICMetadataReader_QueryInterface(reader, &IID_IWICPersistStream, (void**)&persist);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
hr = IWICPersistStream_LoadEx(persist, (IStream*)stream, NULL,
|
|
This->metadata_blocks[nIndex].options & DECODER_BLOCK_OPTION_MASK);
|
|
|
|
IWICPersistStream_Release(persist);
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
*ppIMetadataReader = reader;
|
|
else
|
|
IWICMetadataReader_Release(reader);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
hr = IWICComponentFactory_CreateMetadataReaderFromContainer(factory,
|
|
&This->parent->decoder_info.block_format, NULL,
|
|
This->metadata_blocks[nIndex].options & DECODER_BLOCK_OPTION_MASK,
|
|
(IStream*)stream, ppIMetadataReader);
|
|
}
|
|
|
|
IWICStream_Release(stream);
|
|
}
|
|
|
|
if (factory) IWICComponentFactory_Release(factory);
|
|
|
|
if (FAILED(hr))
|
|
*ppIMetadataReader = NULL;
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI CommonDecoderFrame_Block_GetEnumerator(IWICMetadataBlockReader *iface,
|
|
IEnumUnknown **ppIEnumMetadata)
|
|
{
|
|
FIXME("%p,%p\n", iface, ppIEnumMetadata);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IWICMetadataBlockReaderVtbl CommonDecoderFrame_BlockVtbl = {
|
|
CommonDecoderFrame_Block_QueryInterface,
|
|
CommonDecoderFrame_Block_AddRef,
|
|
CommonDecoderFrame_Block_Release,
|
|
CommonDecoderFrame_Block_GetContainerFormat,
|
|
CommonDecoderFrame_Block_GetCount,
|
|
CommonDecoderFrame_Block_GetReaderByIndex,
|
|
CommonDecoderFrame_Block_GetEnumerator,
|
|
};
|
|
|
|
static HRESULT WINAPI CommonDecoder_GetFrame(IWICBitmapDecoder *iface,
|
|
UINT index, IWICBitmapFrameDecode **ppIBitmapFrame)
|
|
{
|
|
CommonDecoder *This = impl_from_IWICBitmapDecoder(iface);
|
|
HRESULT hr=S_OK;
|
|
CommonDecoderFrame *result;
|
|
|
|
TRACE("(%p,%u,%p)\n", iface, index, ppIBitmapFrame);
|
|
|
|
if (!ppIBitmapFrame)
|
|
return E_INVALIDARG;
|
|
|
|
EnterCriticalSection(&This->lock);
|
|
|
|
if (!This->stream || index >= This->file_info.frame_count)
|
|
hr = WINCODEC_ERR_FRAMEMISSING;
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
result = HeapAlloc(GetProcessHeap(), 0, sizeof(*result));
|
|
if (!result)
|
|
hr = E_OUTOFMEMORY;
|
|
}
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
result->IWICBitmapFrameDecode_iface.lpVtbl = &CommonDecoderFrameVtbl;
|
|
result->IWICMetadataBlockReader_iface.lpVtbl = &CommonDecoderFrame_BlockVtbl;
|
|
result->ref = 1;
|
|
result->parent = This;
|
|
result->frame = index;
|
|
result->metadata_initialized = FALSE;
|
|
result->metadata_count = 0;
|
|
result->metadata_blocks = NULL;
|
|
|
|
hr = decoder_get_frame_info(This->decoder, index, &result->decoder_frame);
|
|
|
|
if (SUCCEEDED(hr) && This->cache_options == WICDecodeMetadataCacheOnLoad)
|
|
hr = CommonDecoderFrame_InitializeMetadata(result);
|
|
|
|
if (FAILED(hr))
|
|
HeapFree(GetProcessHeap(), 0, result);
|
|
}
|
|
|
|
LeaveCriticalSection(&This->lock);
|
|
|
|
if (SUCCEEDED(hr))
|
|
{
|
|
TRACE("-> %ux%u, %u-bit pixelformat=%s res=%f,%f colors=%u contexts=%u\n",
|
|
result->decoder_frame.width, result->decoder_frame.height,
|
|
result->decoder_frame.bpp, wine_dbgstr_guid(&result->decoder_frame.pixel_format),
|
|
result->decoder_frame.dpix, result->decoder_frame.dpiy,
|
|
result->decoder_frame.num_colors, result->decoder_frame.num_color_contexts);
|
|
IWICBitmapDecoder_AddRef(&This->IWICBitmapDecoder_iface);
|
|
*ppIBitmapFrame = &result->IWICBitmapFrameDecode_iface;
|
|
}
|
|
else
|
|
{
|
|
*ppIBitmapFrame = NULL;
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
HRESULT CommonDecoder_CreateInstance(struct decoder *decoder,
|
|
const struct decoder_info *decoder_info, REFIID iid, void** ppv)
|
|
{
|
|
CommonDecoder *This;
|
|
HRESULT hr;
|
|
|
|
TRACE("(%s,%s,%p)\n", debugstr_guid(&decoder_info->clsid), debugstr_guid(iid), ppv);
|
|
|
|
This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
|
|
if (!This)
|
|
{
|
|
decoder_destroy(decoder);
|
|
return E_OUTOFMEMORY;
|
|
}
|
|
|
|
This->IWICBitmapDecoder_iface.lpVtbl = &CommonDecoder_Vtbl;
|
|
This->ref = 1;
|
|
This->stream = NULL;
|
|
This->decoder = decoder;
|
|
This->decoder_info = *decoder_info;
|
|
InitializeCriticalSection(&This->lock);
|
|
This->lock.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": CommonDecoder.lock");
|
|
|
|
hr = IWICBitmapDecoder_QueryInterface(&This->IWICBitmapDecoder_iface, iid, ppv);
|
|
IWICBitmapDecoder_Release(&This->IWICBitmapDecoder_iface);
|
|
|
|
return hr;
|
|
}
|