michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* vim:set ts=2 sw=2 sts=2 et cindent: */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "DOMCameraCapabilities.h"
michael@0: #include "nsPIDOMWindow.h"
michael@0: #include "nsContentUtils.h"
michael@0: #include "mozilla/dom/CameraManagerBinding.h"
michael@0: #include "mozilla/dom/CameraCapabilitiesBinding.h"
michael@0: #include "Navigator.h"
michael@0: #include "CameraCommon.h"
michael@0: #include "ICameraControl.h"
michael@0: #include "CameraRecorderProfiles.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_CLASS(CameraCapabilities)
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(CameraCapabilities)
michael@0:   NS_IMPL_CYCLE_COLLECTION_UNLINK(mWindow)
michael@0:   tmp->mRecorderProfiles = JS::UndefinedValue();
michael@0:   NS_IMPL_CYCLE_COLLECTION_UNLINK_PRESERVED_WRAPPER
michael@0: NS_IMPL_CYCLE_COLLECTION_UNLINK_END
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(CameraCapabilities)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRAVERSE(mWindow)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
michael@0: NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN(CameraCapabilities)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRACE_JSVAL_MEMBER_CALLBACK(mRecorderProfiles)
michael@0:   NS_IMPL_CYCLE_COLLECTION_TRACE_PRESERVED_WRAPPER
michael@0: NS_IMPL_CYCLE_COLLECTION_TRACE_END
michael@0: 
michael@0: NS_IMPL_CYCLE_COLLECTING_ADDREF(CameraCapabilities)
michael@0: NS_IMPL_CYCLE_COLLECTING_RELEASE(CameraCapabilities)
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(CameraCapabilities)
michael@0:   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
michael@0:   NS_INTERFACE_MAP_ENTRY(nsISupports)
michael@0: NS_INTERFACE_MAP_END
michael@0: 
michael@0: /* static */
michael@0: bool
michael@0: CameraCapabilities::HasSupport(JSContext* aCx, JSObject* aGlobal)
michael@0: {
michael@0:   return Navigator::HasCameraSupport(aCx, aGlobal);
michael@0: }
michael@0: 
michael@0: CameraCapabilities::CameraCapabilities(nsPIDOMWindow* aWindow)
michael@0:   : mRecorderProfiles(JS::UndefinedValue())
michael@0:   , mWindow(aWindow)
michael@0: {
michael@0:   DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
michael@0:   MOZ_COUNT_CTOR(CameraCapabilities);
michael@0:   mozilla::HoldJSObjects(this);
michael@0:   SetIsDOMBinding();
michael@0: }
michael@0: 
michael@0: CameraCapabilities::~CameraCapabilities()
michael@0: {
michael@0:   DOM_CAMERA_LOGT("%s:%d : this=%p\n", __func__, __LINE__, this);
michael@0:   mRecorderProfiles = JS::UndefinedValue();
michael@0:   mozilla::DropJSObjects(this);
michael@0:   MOZ_COUNT_DTOR(CameraCapabilities);
michael@0: }
michael@0: 
michael@0: JSObject*
michael@0: CameraCapabilities::WrapObject(JSContext* aCx)
michael@0: {
michael@0:   return CameraCapabilitiesBinding::Wrap(aCx, this);
michael@0: }
michael@0: 
michael@0: #define LOG_IF_ERROR(rv, param)                               \
michael@0:   do {                                                        \
michael@0:     if (NS_FAILED(rv)) {                                      \
michael@0:       DOM_CAMERA_LOGW("Error %x trying to get " #param "\n",  \
michael@0:         (rv));                                                \
michael@0:     }                                                         \
michael@0:   } while(0)
michael@0: 
michael@0: nsresult
michael@0: CameraCapabilities::TranslateToDictionary(ICameraControl* aCameraControl,
michael@0:                                           uint32_t aKey, nsTArray<CameraSize>& aSizes)
michael@0: {
michael@0:   nsresult rv;
michael@0:   nsTArray<ICameraControl::Size> sizes;
michael@0: 
michael@0:   rv = aCameraControl->Get(aKey, sizes);
michael@0:   if (NS_FAILED(rv)) {
michael@0:     return rv;
michael@0:   }
michael@0: 
michael@0:   aSizes.Clear();
michael@0:   aSizes.SetCapacity(sizes.Length());
michael@0:   for (uint32_t i = 0; i < sizes.Length(); ++i) {
michael@0:     CameraSize* s = aSizes.AppendElement();
michael@0:     s->mWidth = sizes[i].width;
michael@0:     s->mHeight = sizes[i].height;
michael@0:   }
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: nsresult
michael@0: CameraCapabilities::Populate(ICameraControl* aCameraControl)
michael@0: {
michael@0:   NS_ENSURE_TRUE(aCameraControl, NS_ERROR_INVALID_ARG);
michael@0: 
michael@0:   nsresult rv;
michael@0: 
michael@0:   rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_PREVIEWSIZES, mPreviewSizes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_PREVIEWSIZES);
michael@0: 
michael@0:   rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_PICTURESIZES, mPictureSizes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_PICTURESIZES);
michael@0: 
michael@0:   rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_JPEG_THUMBNAIL_SIZES, mThumbnailSizes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_JPEG_THUMBNAIL_SIZES);
michael@0: 
michael@0:   rv = TranslateToDictionary(aCameraControl, CAMERA_PARAM_SUPPORTED_VIDEOSIZES, mVideoSizes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_VIDEOSIZES);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_PICTUREFORMATS, mFileFormats);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_PICTUREFORMATS);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_WHITEBALANCES, mWhiteBalanceModes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_WHITEBALANCES);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_SCENEMODES, mSceneModes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_SCENEMODES);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_EFFECTS, mEffects);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_EFFECTS);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_FLASHMODES, mFlashModes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_FLASHMODES);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_FOCUSMODES, mFocusModes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_FOCUSMODES);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_ISOMODES, mIsoModes);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_ISOMODES);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_ZOOMRATIOS, mZoomRatios);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_ZOOMRATIOS);
michael@0: 
michael@0:   int32_t areas;
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXFOCUSAREAS, areas);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXFOCUSAREAS);
michael@0:   mMaxFocusAreas = areas < 0 ? 0 : areas;
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXMETERINGAREAS, areas);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXMETERINGAREAS);
michael@0:   mMaxMeteringAreas = areas < 0 ? 0 : areas;
michael@0: 
michael@0:   int32_t faces;
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXDETECTEDFACES, faces);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXDETECTEDFACES);
michael@0:   mMaxDetectedFaces = faces < 0 ? 0 : faces;
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MINEXPOSURECOMPENSATION, mMinExposureCompensation);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MINEXPOSURECOMPENSATION);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_MAXEXPOSURECOMPENSATION, mMaxExposureCompensation);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_MAXEXPOSURECOMPENSATION);
michael@0: 
michael@0:   rv = aCameraControl->Get(CAMERA_PARAM_SUPPORTED_EXPOSURECOMPENSATIONSTEP, mExposureCompensationStep);
michael@0:   LOG_IF_ERROR(rv, CAMERA_PARAM_SUPPORTED_EXPOSURECOMPENSATIONSTEP);
michael@0: 
michael@0:   mRecorderProfileManager = aCameraControl->GetRecorderProfileManager();
michael@0:   if (!mRecorderProfileManager) {
michael@0:     DOM_CAMERA_LOGW("Unable to get recorder profile manager\n");
michael@0:   } else {
michael@0:     AutoJSContext js;
michael@0: 
michael@0:     JS::Rooted<JSObject*> o(js);
michael@0:     nsresult rv = mRecorderProfileManager->GetJsObject(js, o.address());
michael@0:     if (NS_FAILED(rv)) {
michael@0:       DOM_CAMERA_LOGE("Failed to JS-objectify profile manager (%d)\n", rv);
michael@0:       return rv;
michael@0:     }
michael@0: 
michael@0:     mRecorderProfiles = JS::ObjectValue(*o);
michael@0:   }
michael@0: 
michael@0:   // For now, always return success, since the presence or absence of capabilities
michael@0:   // indicates whether or not they are supported.
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetPreviewSizes(nsTArray<dom::CameraSize>& retval) const
michael@0: {
michael@0:   retval = mPreviewSizes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetPictureSizes(nsTArray<dom::CameraSize>& retval) const
michael@0: {
michael@0:   retval = mPictureSizes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetThumbnailSizes(nsTArray<dom::CameraSize>& retval) const
michael@0: {
michael@0:   retval = mThumbnailSizes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetVideoSizes(nsTArray<dom::CameraSize>& retval) const
michael@0: {
michael@0:   retval = mVideoSizes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetFileFormats(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mFileFormats;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetWhiteBalanceModes(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mWhiteBalanceModes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetSceneModes(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mSceneModes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetEffects(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mEffects;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetFlashModes(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mFlashModes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetFocusModes(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mFocusModes;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetZoomRatios(nsTArray<double>& retval) const
michael@0: {
michael@0:   retval = mZoomRatios;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: CameraCapabilities::MaxFocusAreas() const
michael@0: {
michael@0:   return mMaxFocusAreas;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: CameraCapabilities::MaxMeteringAreas() const
michael@0: {
michael@0:   return mMaxMeteringAreas;
michael@0: }
michael@0: 
michael@0: uint32_t
michael@0: CameraCapabilities::MaxDetectedFaces() const
michael@0: {
michael@0:   return mMaxDetectedFaces;
michael@0: }
michael@0: 
michael@0: double
michael@0: CameraCapabilities::MinExposureCompensation() const
michael@0: {
michael@0:   return mMinExposureCompensation;
michael@0: }
michael@0: 
michael@0: double
michael@0: CameraCapabilities::MaxExposureCompensation() const
michael@0: {
michael@0:   return mMaxExposureCompensation;
michael@0: }
michael@0: 
michael@0: double
michael@0: CameraCapabilities::ExposureCompensationStep() const
michael@0: {
michael@0:   return mExposureCompensationStep;
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetRecorderProfiles(JSContext* aCx,
michael@0:                                         JS::MutableHandle<JS::Value> aRetval) const
michael@0: {
michael@0:   JS::ExposeValueToActiveJS(mRecorderProfiles);
michael@0:   aRetval.set(mRecorderProfiles);
michael@0: }
michael@0: 
michael@0: void
michael@0: CameraCapabilities::GetIsoModes(nsTArray<nsString>& retval) const
michael@0: {
michael@0:   retval = mIsoModes;
michael@0: }
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla