/** * @file llsnapshotlivepreview.cpp * @brief Implementation of llsnapshotlivepreview * @author Gilbert@lindenlab.com * * $LicenseInfo:firstyear=2013&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2014, Linden Research, Inc. * * 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; * version 2.1 of the License only. * * 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 Street, Fifth Floor, Boston, MA 02110-1301 USA * * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ #include "llviewerprecompiledheaders.h" #include "llagent.h" #include "llagentcamera.h" #include "llagentui.h" #include "llcombobox.h" #include "lleconomy.h" #include "llfloaterperms.h" #include "llfloaterreg.h" #include "llfloaterfacebook.h" #include "llfloaterflickr.h" #include "llfloatertwitter.h" #include "llimagefilter.h" #include "llimagefiltersmanager.h" #include "llimagebmp.h" #include "llimagej2c.h" #include "llimagejpeg.h" #include "llimagepng.h" #include "lllandmarkactions.h" #include "lllocalcliprect.h" #include "llnotificationsutil.h" #include "llslurl.h" #include "llsnapshotlivepreview.h" #include "lltoolfocus.h" #include "llviewercontrol.h" #include "llviewermenufile.h" // upload_new_resource() #include "llviewerstats.h" #include "llvfile.h" #include "llvfs.h" #include "llwindow.h" #include "llworld.h" const F32 AUTO_SNAPSHOT_TIME_DELAY = 1.f; F32 SHINE_TIME = 0.5f; F32 SHINE_WIDTH = 0.6f; F32 SHINE_OPACITY = 0.3f; F32 FALL_TIME = 0.6f; S32 BORDER_WIDTH = 6; const S32 MAX_TEXTURE_SIZE = 512 ; //max upload texture size 512 * 512 std::set LLSnapshotLivePreview::sList; LLSnapshotLivePreview::LLSnapshotLivePreview (const LLSnapshotLivePreview::Params& p) : LLView(p), mColor(1.f, 0.f, 0.f, 0.5f), mCurImageIndex(0), mPreviewImage(NULL), mThumbnailImage(NULL) , mBigThumbnailImage(NULL) , mThumbnailWidth(0), mThumbnailHeight(0), mThumbnailSubsampled(FALSE), mPreviewImageEncoded(NULL), mFormattedImage(NULL), mShineCountdown(0), mFlashAlpha(0.f), mNeedsFlash(TRUE), mSnapshotQuality(gSavedSettings.getS32("SnapshotQuality")), mDataSize(0), mSnapshotType(SNAPSHOT_POSTCARD), mSnapshotFormat(LLFloaterSnapshot::ESnapshotFormat(gSavedSettings.getS32("SnapshotFormat"))), mSnapshotUpToDate(FALSE), mCameraPos(LLViewerCamera::getInstance()->getOrigin()), mCameraRot(LLViewerCamera::getInstance()->getQuaternion()), mSnapshotActive(FALSE), mSnapshotBufferType(LLViewerWindow::SNAPSHOT_TYPE_COLOR), mFilterName(""), mAllowRenderUI(TRUE), mAllowFullScreenPreview(TRUE), mViewContainer(NULL) { setSnapshotQuality(gSavedSettings.getS32("SnapshotQuality")); mSnapshotDelayTimer.setTimerExpirySec(0.0f); mSnapshotDelayTimer.start(); // gIdleCallbacks.addFunction( &LLSnapshotLivePreview::onIdle, (void*)this ); sList.insert(this); setFollowsAll(); mWidth[0] = gViewerWindow->getWindowWidthRaw(); mWidth[1] = gViewerWindow->getWindowWidthRaw(); mHeight[0] = gViewerWindow->getWindowHeightRaw(); mHeight[1] = gViewerWindow->getWindowHeightRaw(); mImageScaled[0] = FALSE; mImageScaled[1] = FALSE; mMaxImageSize = MAX_SNAPSHOT_IMAGE_SIZE ; mKeepAspectRatio = gSavedSettings.getBOOL("KeepAspectForSnapshot") ; mThumbnailUpdateLock = FALSE ; mThumbnailUpToDate = FALSE ; mBigThumbnailUpToDate = FALSE ; mForceUpdateSnapshot = FALSE; } LLSnapshotLivePreview::~LLSnapshotLivePreview() { // delete images mPreviewImage = NULL; mPreviewImageEncoded = NULL; mFormattedImage = NULL; // gIdleCallbacks.deleteFunction( &LLSnapshotLivePreview::onIdle, (void*)this ); sList.erase(this); } void LLSnapshotLivePreview::setMaxImageSize(S32 size) { mMaxImageSize = llmin(size,(S32)(MAX_SNAPSHOT_IMAGE_SIZE)); } LLViewerTexture* LLSnapshotLivePreview::getCurrentImage() { return mViewerImage[mCurImageIndex]; } F32 LLSnapshotLivePreview::getImageAspect() { if (!getCurrentImage()) { return 0.f; } // mKeepAspectRatio) == gSavedSettings.getBOOL("KeepAspectForSnapshot")) return (mKeepAspectRatio ? ((F32)getRect().getWidth()) / ((F32)getRect().getHeight()) : ((F32)getWidth()) / ((F32)getHeight())); } void LLSnapshotLivePreview::updateSnapshot(BOOL new_snapshot, BOOL new_thumbnail, F32 delay) { LL_DEBUGS() << "updateSnapshot: mSnapshotUpToDate = " << getSnapshotUpToDate() << LL_ENDL; // Update snapshot if requested. if (new_snapshot) { if (getSnapshotUpToDate()) { S32 old_image_index = mCurImageIndex; mCurImageIndex = (mCurImageIndex + 1) % 2; setSize(mWidth[old_image_index], mHeight[old_image_index]); mFallAnimTimer.start(); } mSnapshotUpToDate = FALSE; // Update snapshot source rect depending on whether we keep the aspect ratio. LLRect& rect = mImageRect[mCurImageIndex]; rect.set(0, getRect().getHeight(), getRect().getWidth(), 0); F32 image_aspect_ratio = ((F32)getWidth()) / ((F32)getHeight()); F32 window_aspect_ratio = ((F32)getRect().getWidth()) / ((F32)getRect().getHeight()); if (mKeepAspectRatio)//gSavedSettings.getBOOL("KeepAspectForSnapshot")) { if (image_aspect_ratio > window_aspect_ratio) { // trim off top and bottom S32 new_height = ll_round((F32)getRect().getWidth() / image_aspect_ratio); rect.mBottom += (getRect().getHeight() - new_height) / 2; rect.mTop -= (getRect().getHeight() - new_height) / 2; } else if (image_aspect_ratio < window_aspect_ratio) { // trim off left and right S32 new_width = ll_round((F32)getRect().getHeight() * image_aspect_ratio); rect.mLeft += (getRect().getWidth() - new_width) / 2; rect.mRight -= (getRect().getWidth() - new_width) / 2; } } // Stop shining animation. mShineAnimTimer.stop(); mSnapshotDelayTimer.start(); mSnapshotDelayTimer.resetWithExpiry(delay); mPosTakenGlobal = gAgentCamera.getCameraPositionGlobal(); // Tell the floater container that the snapshot is in the process of updating itself if (mViewContainer) { mViewContainer->notify(LLSD().with("snapshot-updating", true)); } } // Update thumbnail if requested. if (new_thumbnail) { mThumbnailUpToDate = FALSE ; mBigThumbnailUpToDate = FALSE; } } // Return true if the quality has been changed, false otherwise bool LLSnapshotLivePreview::setSnapshotQuality(S32 quality, bool set_by_user) { llclamp(quality, 0, 100); if (quality != mSnapshotQuality) { mSnapshotQuality = quality; if (set_by_user) { gSavedSettings.setS32("SnapshotQuality", quality); } mFormattedImage = NULL; // Invalidate the already formatted image if any return true; } return false; } void LLSnapshotLivePreview::drawPreviewRect(S32 offset_x, S32 offset_y) { F32 line_width ; glGetFloatv(GL_LINE_WIDTH, &line_width) ; glLineWidth(2.0f * line_width) ; LLColor4 color(0.0f, 0.0f, 0.0f, 1.0f) ; gl_rect_2d( mPreviewRect.mLeft + offset_x, mPreviewRect.mTop + offset_y, mPreviewRect.mRight + offset_x, mPreviewRect.mBottom + offset_y, color, FALSE ) ; glLineWidth(line_width) ; //draw four alpha rectangles to cover areas outside of the snapshot image if(!mKeepAspectRatio) { LLColor4 alpha_color(0.5f, 0.5f, 0.5f, 0.8f) ; S32 dwl = 0, dwr = 0 ; if(mThumbnailWidth > mPreviewRect.getWidth()) { dwl = (mThumbnailWidth - mPreviewRect.getWidth()) >> 1 ; dwr = mThumbnailWidth - mPreviewRect.getWidth() - dwl ; gl_rect_2d(mPreviewRect.mLeft + offset_x - dwl, mPreviewRect.mTop + offset_y, mPreviewRect.mLeft + offset_x, mPreviewRect.mBottom + offset_y, alpha_color, TRUE ) ; gl_rect_2d( mPreviewRect.mRight + offset_x, mPreviewRect.mTop + offset_y, mPreviewRect.mRight + offset_x + dwr, mPreviewRect.mBottom + offset_y, alpha_color, TRUE ) ; } if(mThumbnailHeight > mPreviewRect.getHeight()) { S32 dh = (mThumbnailHeight - mPreviewRect.getHeight()) >> 1 ; gl_rect_2d(mPreviewRect.mLeft + offset_x - dwl, mPreviewRect.mBottom + offset_y , mPreviewRect.mRight + offset_x + dwr, mPreviewRect.mBottom + offset_y - dh, alpha_color, TRUE ) ; dh = mThumbnailHeight - mPreviewRect.getHeight() - dh ; gl_rect_2d( mPreviewRect.mLeft + offset_x - dwl, mPreviewRect.mTop + offset_y + dh, mPreviewRect.mRight + offset_x + dwr, mPreviewRect.mTop + offset_y, alpha_color, TRUE ) ; } } } //called when the frame is frozen. void LLSnapshotLivePreview::draw() { if (getCurrentImage() && mPreviewImageEncoded.notNull() && getSnapshotUpToDate()) { LLColor4 bg_color(0.f, 0.f, 0.3f, 0.4f); gl_rect_2d(getRect(), bg_color); const LLRect& rect = getImageRect(); LLRect shadow_rect = rect; shadow_rect.stretch(BORDER_WIDTH); gl_drop_shadow(shadow_rect.mLeft, shadow_rect.mTop, shadow_rect.mRight, shadow_rect.mBottom, LLColor4(0.f, 0.f, 0.f, mNeedsFlash ? 0.f :0.5f), 10); LLColor4 image_color(1.f, 1.f, 1.f, 1.f); gGL.color4fv(image_color.mV); gGL.getTexUnit(0)->bind(getCurrentImage()); // calculate UV scale F32 uv_width = isImageScaled() ? 1.f : llmin((F32)getWidth() / (F32)getCurrentImage()->getWidth(), 1.f); F32 uv_height = isImageScaled() ? 1.f : llmin((F32)getHeight() / (F32)getCurrentImage()->getHeight(), 1.f); gGL.pushMatrix(); { gGL.translatef((F32)rect.mLeft, (F32)rect.mBottom, 0.f); gGL.begin(LLRender::QUADS); { gGL.texCoord2f(uv_width, uv_height); gGL.vertex2i(rect.getWidth(), rect.getHeight() ); gGL.texCoord2f(0.f, uv_height); gGL.vertex2i(0, rect.getHeight() ); gGL.texCoord2f(0.f, 0.f); gGL.vertex2i(0, 0); gGL.texCoord2f(uv_width, 0.f); gGL.vertex2i(rect.getWidth(), 0); } gGL.end(); } gGL.popMatrix(); gGL.color4f(1.f, 1.f, 1.f, mFlashAlpha); gl_rect_2d(getRect()); if (mNeedsFlash) { if (mFlashAlpha < 1.f) { mFlashAlpha = lerp(mFlashAlpha, 1.f, LLCriticalDamp::getInterpolant(0.02f)); } else { mNeedsFlash = FALSE; } } else { mFlashAlpha = lerp(mFlashAlpha, 0.f, LLCriticalDamp::getInterpolant(0.15f)); } // Draw shining animation if appropriate. if (mShineCountdown > 0) { mShineCountdown--; if (mShineCountdown == 0) { mShineAnimTimer.start(); } } else if (mShineAnimTimer.getStarted()) { LL_DEBUGS() << "Drawing shining animation" << LL_ENDL; F32 shine_interp = llmin(1.f, mShineAnimTimer.getElapsedTimeF32() / SHINE_TIME); // draw "shine" effect LLLocalClipRect clip(getLocalRect()); { // draw diagonal stripe with gradient that passes over screen S32 x1 = gViewerWindow->getWindowWidthScaled() * ll_round((clamp_rescale(shine_interp, 0.f, 1.f, -1.f - SHINE_WIDTH, 1.f))); S32 x2 = x1 + ll_round(gViewerWindow->getWindowWidthScaled() * SHINE_WIDTH); S32 x3 = x2 + ll_round(gViewerWindow->getWindowWidthScaled() * SHINE_WIDTH); S32 y1 = 0; S32 y2 = gViewerWindow->getWindowHeightScaled(); gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.begin(LLRender::QUADS); { gGL.color4f(1.f, 1.f, 1.f, 0.f); gGL.vertex2i(x1, y1); gGL.vertex2i(x1 + gViewerWindow->getWindowWidthScaled(), y2); gGL.color4f(1.f, 1.f, 1.f, SHINE_OPACITY); gGL.vertex2i(x2 + gViewerWindow->getWindowWidthScaled(), y2); gGL.vertex2i(x2, y1); gGL.color4f(1.f, 1.f, 1.f, SHINE_OPACITY); gGL.vertex2i(x2, y1); gGL.vertex2i(x2 + gViewerWindow->getWindowWidthScaled(), y2); gGL.color4f(1.f, 1.f, 1.f, 0.f); gGL.vertex2i(x3 + gViewerWindow->getWindowWidthScaled(), y2); gGL.vertex2i(x3, y1); } gGL.end(); } // if we're at the end of the animation, stop if (shine_interp >= 1.f) { mShineAnimTimer.stop(); } } } // draw framing rectangle { gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE); gGL.color4f(1.f, 1.f, 1.f, 1.f); const LLRect& outline_rect = getImageRect(); gGL.begin(LLRender::QUADS); { gGL.vertex2i(outline_rect.mLeft - BORDER_WIDTH, outline_rect.mTop + BORDER_WIDTH); gGL.vertex2i(outline_rect.mRight + BORDER_WIDTH, outline_rect.mTop + BORDER_WIDTH); gGL.vertex2i(outline_rect.mRight, outline_rect.mTop); gGL.vertex2i(outline_rect.mLeft, outline_rect.mTop); gGL.vertex2i(outline_rect.mLeft, outline_rect.mBottom); gGL.vertex2i(outline_rect.mRight, outline_rect.mBottom); gGL.vertex2i(outline_rect.mRight + BORDER_WIDTH, outline_rect.mBottom - BORDER_WIDTH); gGL.vertex2i(outline_rect.mLeft - BORDER_WIDTH, outline_rect.mBottom - BORDER_WIDTH); gGL.vertex2i(outline_rect.mLeft, outline_rect.mTop); gGL.vertex2i(outline_rect.mLeft, outline_rect.mBottom); gGL.vertex2i(outline_rect.mLeft - BORDER_WIDTH, outline_rect.mBottom - BORDER_WIDTH); gGL.vertex2i(outline_rect.mLeft - BORDER_WIDTH, outline_rect.mTop + BORDER_WIDTH); gGL.vertex2i(outline_rect.mRight, outline_rect.mBottom); gGL.vertex2i(outline_rect.mRight, outline_rect.mTop); gGL.vertex2i(outline_rect.mRight + BORDER_WIDTH, outline_rect.mTop + BORDER_WIDTH); gGL.vertex2i(outline_rect.mRight + BORDER_WIDTH, outline_rect.mBottom - BORDER_WIDTH); } gGL.end(); } // draw old image dropping away if (mFallAnimTimer.getStarted()) { S32 old_image_index = (mCurImageIndex + 1) % 2; if (mViewerImage[old_image_index].notNull() && mFallAnimTimer.getElapsedTimeF32() < FALL_TIME) { LL_DEBUGS() << "Drawing fall animation" << LL_ENDL; F32 fall_interp = mFallAnimTimer.getElapsedTimeF32() / FALL_TIME; F32 alpha = clamp_rescale(fall_interp, 0.f, 1.f, 0.8f, 0.4f); LLColor4 image_color(1.f, 1.f, 1.f, alpha); gGL.color4fv(image_color.mV); gGL.getTexUnit(0)->bind(mViewerImage[old_image_index]); // calculate UV scale // *FIX get this to work with old image BOOL rescale = !mImageScaled[old_image_index] && mViewerImage[mCurImageIndex].notNull(); F32 uv_width = rescale ? llmin((F32)mWidth[old_image_index] / (F32)mViewerImage[mCurImageIndex]->getWidth(), 1.f) : 1.f; F32 uv_height = rescale ? llmin((F32)mHeight[old_image_index] / (F32)mViewerImage[mCurImageIndex]->getHeight(), 1.f) : 1.f; gGL.pushMatrix(); { LLRect& rect = mImageRect[old_image_index]; gGL.translatef((F32)rect.mLeft, (F32)rect.mBottom - ll_round(getRect().getHeight() * 2.f * (fall_interp * fall_interp)), 0.f); gGL.rotatef(-45.f * fall_interp, 0.f, 0.f, 1.f); gGL.begin(LLRender::QUADS); { gGL.texCoord2f(uv_width, uv_height); gGL.vertex2i(rect.getWidth(), rect.getHeight() ); gGL.texCoord2f(0.f, uv_height); gGL.vertex2i(0, rect.getHeight() ); gGL.texCoord2f(0.f, 0.f); gGL.vertex2i(0, 0); gGL.texCoord2f(uv_width, 0.f); gGL.vertex2i(rect.getWidth(), 0); } gGL.end(); } gGL.popMatrix(); } } } /*virtual*/ void LLSnapshotLivePreview::reshape(S32 width, S32 height, BOOL called_from_parent) { LLRect old_rect = getRect(); LLView::reshape(width, height, called_from_parent); if (old_rect.getWidth() != width || old_rect.getHeight() != height) { LL_DEBUGS() << "window reshaped, updating thumbnail" << LL_ENDL; updateSnapshot(TRUE); } } BOOL LLSnapshotLivePreview::setThumbnailImageSize() { if (getWidth() < 10 || getHeight() < 10) { return FALSE ; } S32 width = (mThumbnailSubsampled ? mPreviewImage->getWidth() : gViewerWindow->getWindowWidthRaw()); S32 height = (mThumbnailSubsampled ? mPreviewImage->getHeight() : gViewerWindow->getWindowHeightRaw()) ; F32 aspect_ratio = ((F32)width) / ((F32)height); // UI size for thumbnail S32 max_width = mThumbnailPlaceholderRect.getWidth(); S32 max_height = mThumbnailPlaceholderRect.getHeight(); if (aspect_ratio > (F32)max_width / (F32)max_height) { // image too wide, shrink to width mThumbnailWidth = max_width; mThumbnailHeight = ll_round((F32)max_width / aspect_ratio); } else { // image too tall, shrink to height mThumbnailHeight = max_height; mThumbnailWidth = ll_round((F32)max_height * aspect_ratio); } if (mThumbnailWidth > width || mThumbnailHeight > height) { return FALSE ;//if the window is too small, ignore thumbnail updating. } S32 left = 0 , top = mThumbnailHeight, right = mThumbnailWidth, bottom = 0 ; if (!mKeepAspectRatio) { F32 ratio_x = (F32)getWidth() / width ; F32 ratio_y = (F32)getHeight() / height ; if (ratio_x > ratio_y) { top = (S32)(top * ratio_y / ratio_x) ; } else { right = (S32)(right * ratio_x / ratio_y) ; } left = (S32)((mThumbnailWidth - right) * 0.5f) ; bottom = (S32)((mThumbnailHeight - top) * 0.5f) ; top += bottom ; right += left ; } mPreviewRect.set(left - 1, top + 1, right + 1, bottom - 1) ; return TRUE ; } void LLSnapshotLivePreview::generateThumbnailImage(BOOL force_update) { if(mThumbnailUpdateLock) //in the process of updating { return ; } if(getThumbnailUpToDate() && !force_update)//already updated { return ; } if(getWidth() < 10 || getHeight() < 10) { return ; } ////lock updating mThumbnailUpdateLock = TRUE ; if(!setThumbnailImageSize()) { mThumbnailUpdateLock = FALSE ; mThumbnailUpToDate = TRUE ; return ; } // Invalidate the big thumbnail when we regenerate the small one mBigThumbnailUpToDate = FALSE; if(mThumbnailImage) { resetThumbnailImage() ; } LLPointer raw = new LLImageRaw; if (mThumbnailSubsampled) { // The thumbnail is be a subsampled version of the preview (used in SL Share previews, i.e. Flickr, Twitter, Facebook) raw->resize( mPreviewImage->getWidth(), mPreviewImage->getHeight(), mPreviewImage->getComponents()); raw->copy(mPreviewImage); // Scale to the thumbnail size if (!raw->scale(mThumbnailWidth, mThumbnailHeight)) { raw = NULL ; } } else { // The thumbnail is a screen view with screen grab positioning preview if(!gViewerWindow->thumbnailSnapshot(raw, mThumbnailWidth, mThumbnailHeight, mAllowRenderUI && gSavedSettings.getBOOL("RenderUIInSnapshot"), FALSE, mSnapshotBufferType) ) { raw = NULL ; } } if (raw) { // Filter the thumbnail // Note: filtering needs to be done *before* the scaling to power of 2 or the effect is distorted if (getFilter() != "") { std::string filter_path = LLImageFiltersManager::getInstance()->getFilterPath(getFilter()); if (filter_path != "") { LLImageFilter filter(filter_path); filter.executeFilter(raw); } else { LL_WARNS() << "Couldn't find a path to the following filter : " << getFilter() << LL_ENDL; } } // Scale to a power of 2 so it can be mapped to a texture raw->expandToPowerOfTwo(); mThumbnailImage = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE); mThumbnailUpToDate = TRUE ; } //unlock updating mThumbnailUpdateLock = FALSE ; } LLViewerTexture* LLSnapshotLivePreview::getBigThumbnailImage() { if (mThumbnailUpdateLock) //in the process of updating { return NULL; } if (mBigThumbnailUpToDate && mBigThumbnailImage)//already updated { return mBigThumbnailImage; } LLPointer raw = new LLImageRaw; if (raw) { // The big thumbnail is a new filtered version of the preview (used in SL Share previews, i.e. Flickr, Twitter, Facebook) mBigThumbnailWidth = mPreviewImage->getWidth(); mBigThumbnailHeight = mPreviewImage->getHeight(); raw->resize( mBigThumbnailWidth, mBigThumbnailHeight, mPreviewImage->getComponents()); raw->copy(mPreviewImage); // Filter // Note: filtering needs to be done *before* the scaling to power of 2 or the effect is distorted if (getFilter() != "") { std::string filter_path = LLImageFiltersManager::getInstance()->getFilterPath(getFilter()); if (filter_path != "") { LLImageFilter filter(filter_path); filter.executeFilter(raw); } else { LL_WARNS() << "Couldn't find a path to the following filter : " << getFilter() << LL_ENDL; } } // Scale to a power of 2 so it can be mapped to a texture raw->expandToPowerOfTwo(); mBigThumbnailImage = LLViewerTextureManager::getLocalTexture(raw.get(), FALSE); mBigThumbnailUpToDate = TRUE ; } return mBigThumbnailImage ; } // Called often. Checks whether it's time to grab a new snapshot and if so, does it. // Returns TRUE if new snapshot generated, FALSE otherwise. //static BOOL LLSnapshotLivePreview::onIdle( void* snapshot_preview ) { LLSnapshotLivePreview* previewp = (LLSnapshotLivePreview*)snapshot_preview; if (previewp->getWidth() == 0 || previewp->getHeight() == 0) { LL_WARNS() << "Incorrect dimensions: " << previewp->getWidth() << "x" << previewp->getHeight() << LL_ENDL; return FALSE; } if (previewp->mSnapshotDelayTimer.getStarted()) // Wait for a snapshot delay timer { if (!previewp->mSnapshotDelayTimer.hasExpired()) { return FALSE; } previewp->mSnapshotDelayTimer.stop(); } if (LLToolCamera::getInstance()->hasMouseCapture()) // Hide full-screen preview while camming, either don't take snapshots while ALT-zoom active { previewp->setVisible(FALSE); return FALSE; } // If we're in freeze-frame and/or auto update mode and camera has moved, update snapshot. LLVector3 new_camera_pos = LLViewerCamera::getInstance()->getOrigin(); LLQuaternion new_camera_rot = LLViewerCamera::getInstance()->getQuaternion(); if (previewp->mForceUpdateSnapshot || (((gSavedSettings.getBOOL("AutoSnapshot") && LLView::isAvailable(previewp->mViewContainer)) || (gSavedSettings.getBOOL("FreezeTime") && previewp->mAllowFullScreenPreview)) && (new_camera_pos != previewp->mCameraPos || dot(new_camera_rot, previewp->mCameraRot) < 0.995f))) { previewp->mCameraPos = new_camera_pos; previewp->mCameraRot = new_camera_rot; // request a new snapshot whenever the camera moves, with a time delay BOOL new_snapshot = gSavedSettings.getBOOL("AutoSnapshot") || previewp->mForceUpdateSnapshot; LL_DEBUGS() << "camera moved, updating thumbnail" << LL_ENDL; previewp->updateSnapshot( new_snapshot, // whether a new snapshot is needed or merely invalidate the existing one FALSE, // or if 1st arg is false, whether to produce a new thumbnail image. new_snapshot ? AUTO_SNAPSHOT_TIME_DELAY : 0.f); // shutter delay if 1st arg is true. previewp->mForceUpdateSnapshot = FALSE; } if (previewp->getSnapshotUpToDate() && previewp->getThumbnailUpToDate()) { return FALSE; } // time to produce a snapshot if(!previewp->getSnapshotUpToDate()) { LL_DEBUGS() << "producing snapshot" << LL_ENDL; if (!previewp->mPreviewImage) { previewp->mPreviewImage = new LLImageRaw; } previewp->mSnapshotActive = TRUE; previewp->setVisible(FALSE); previewp->setEnabled(FALSE); previewp->getWindow()->incBusyCount(); previewp->setImageScaled(FALSE); // grab the raw image if (gViewerWindow->rawSnapshot( previewp->mPreviewImage, previewp->getWidth(), previewp->getHeight(), previewp->mKeepAspectRatio,//gSavedSettings.getBOOL("KeepAspectForSnapshot"), previewp->getSnapshotType() == LLSnapshotLivePreview::SNAPSHOT_TEXTURE, previewp->mAllowRenderUI && gSavedSettings.getBOOL("RenderUIInSnapshot"), FALSE, previewp->mSnapshotBufferType, previewp->getMaxImageSize())) { // Invalidate/delete any existing encoded image previewp->mPreviewImageEncoded = NULL; // Invalidate/delete any existing formatted image previewp->mFormattedImage = NULL; // Update the data size previewp->estimateDataSize(); // Full size preview is set: get the decoded image result and save it for animation if (gSavedSettings.getBOOL("UseFreezeFrame") && previewp->mAllowFullScreenPreview) { previewp->prepareFreezeFrame(); } // The snapshot is updated now... previewp->mSnapshotUpToDate = TRUE; // We need to update the thumbnail though previewp->setThumbnailImageSize(); previewp->generateThumbnailImage(TRUE) ; } previewp->getWindow()->decBusyCount(); previewp->setVisible(gSavedSettings.getBOOL("UseFreezeFrame") && previewp->mAllowFullScreenPreview); // only show fullscreen preview when in freeze frame mode previewp->mSnapshotActive = FALSE; LL_DEBUGS() << "done creating snapshot" << LL_ENDL; } if (!previewp->getThumbnailUpToDate()) { previewp->generateThumbnailImage() ; } // Tell the floater container that the snapshot is updated now if (previewp->mViewContainer) { previewp->mViewContainer->notify(LLSD().with("snapshot-updated", true)); } return TRUE; } void LLSnapshotLivePreview::prepareFreezeFrame() { // Get the decoded version of the formatted image getEncodedImage(); // We need to scale that a bit for display... LLPointer scaled = new LLImageRaw( mPreviewImageEncoded->getData(), mPreviewImageEncoded->getWidth(), mPreviewImageEncoded->getHeight(), mPreviewImageEncoded->getComponents()); if (!scaled->isBufferInvalid()) { // leave original image dimensions, just scale up texture buffer if (mPreviewImageEncoded->getWidth() > 1024 || mPreviewImageEncoded->getHeight() > 1024) { // go ahead and shrink image to appropriate power of 2 for display scaled->biasedScaleToPowerOfTwo(1024); setImageScaled(TRUE); } else { // expand image but keep original image data intact scaled->expandToPowerOfTwo(1024, FALSE); } mViewerImage[mCurImageIndex] = LLViewerTextureManager::getLocalTexture(scaled.get(), FALSE); LLPointer curr_preview_image = mViewerImage[mCurImageIndex]; gGL.getTexUnit(0)->bind(curr_preview_image); curr_preview_image->setFilteringOption(getSnapshotType() == SNAPSHOT_TEXTURE ? LLTexUnit::TFO_ANISOTROPIC : LLTexUnit::TFO_POINT); curr_preview_image->setAddressMode(LLTexUnit::TAM_CLAMP); if (gSavedSettings.getBOOL("UseFreezeFrame") && mAllowFullScreenPreview) { mShineCountdown = 4; // wait a few frames to avoid animation glitch due to readback this frame } } } S32 LLSnapshotLivePreview::getEncodedImageWidth() const { S32 width = getWidth(); if (getSnapshotType() == SNAPSHOT_TEXTURE) { width = LLImageRaw::biasedDimToPowerOfTwo(width,MAX_TEXTURE_SIZE); } return width; } S32 LLSnapshotLivePreview::getEncodedImageHeight() const { S32 height = getHeight(); if (getSnapshotType() == SNAPSHOT_TEXTURE) { height = LLImageRaw::biasedDimToPowerOfTwo(height,MAX_TEXTURE_SIZE); } return height; } LLPointer LLSnapshotLivePreview::getEncodedImage() { if (!mPreviewImageEncoded) { mPreviewImageEncoded = new LLImageRaw; mPreviewImageEncoded->resize( mPreviewImage->getWidth(), mPreviewImage->getHeight(), mPreviewImage->getComponents()); if (getSnapshotType() == SNAPSHOT_TEXTURE) { // We don't store the intermediate formatted image in mFormattedImage in the J2C case LL_DEBUGS() << "Encoding new image of format J2C" << LL_ENDL; LLPointer formatted = new LLImageJ2C; // Copy the preview LLPointer scaled = new LLImageRaw( mPreviewImage->getData(), mPreviewImage->getWidth(), mPreviewImage->getHeight(), mPreviewImage->getComponents()); // Scale it as required by J2C scaled->biasedScaleToPowerOfTwo(MAX_TEXTURE_SIZE); setImageScaled(TRUE); // Compress to J2C if (formatted->encode(scaled, 0.f)) { // We can update the data size precisely at that point mDataSize = formatted->getDataSize(); // Decompress back formatted->decode(mPreviewImageEncoded, 0); } } else { // Update mFormattedImage if necessary getFormattedImage(); if (getSnapshotFormat() == LLFloaterSnapshot::SNAPSHOT_FORMAT_BMP) { // BMP hack : copy instead of decode otherwise decode will crash. mPreviewImageEncoded->copy(mPreviewImage); } else { // Decode back mFormattedImage->decode(mPreviewImageEncoded, 0); } } } return mPreviewImageEncoded; } // We actually estimate the data size so that we do not require actual compression when showing the preview // Note : whenever formatted image is computed, mDataSize will be updated to reflect the true size void LLSnapshotLivePreview::estimateDataSize() { // Compression ratio F32 ratio = 1.0; if (getSnapshotType() == SNAPSHOT_TEXTURE) { ratio = 8.0; // This is what we shoot for when compressing to J2C } else { LLFloaterSnapshot::ESnapshotFormat format = getSnapshotFormat(); switch (format) { case LLFloaterSnapshot::SNAPSHOT_FORMAT_PNG: ratio = 3.0; // Average observed PNG compression ratio break; case LLFloaterSnapshot::SNAPSHOT_FORMAT_JPEG: // Observed from JPG compression tests ratio = (110 - mSnapshotQuality) / 2; break; case LLFloaterSnapshot::SNAPSHOT_FORMAT_BMP: ratio = 1.0; // No compression with BMP break; } } mDataSize = (S32)((F32)mPreviewImage->getDataSize() / ratio); } LLPointer LLSnapshotLivePreview::getFormattedImage() { if (!mFormattedImage) { // Apply the filter to mPreviewImage if (getFilter() != "") { std::string filter_path = LLImageFiltersManager::getInstance()->getFilterPath(getFilter()); if (filter_path != "") { LLImageFilter filter(filter_path); filter.executeFilter(mPreviewImage); } else { LL_WARNS() << "Couldn't find a path to the following filter : " << getFilter() << LL_ENDL; } } // Create the new formatted image of the appropriate format. LLFloaterSnapshot::ESnapshotFormat format = getSnapshotFormat(); LL_DEBUGS() << "Encoding new image of format " << format << LL_ENDL; switch (format) { case LLFloaterSnapshot::SNAPSHOT_FORMAT_PNG: mFormattedImage = new LLImagePNG(); break; case LLFloaterSnapshot::SNAPSHOT_FORMAT_JPEG: mFormattedImage = new LLImageJPEG(mSnapshotQuality); break; case LLFloaterSnapshot::SNAPSHOT_FORMAT_BMP: mFormattedImage = new LLImageBMP(); break; } if (mFormattedImage->encode(mPreviewImage, 0)) { // We can update the data size precisely at that point mDataSize = mFormattedImage->getDataSize(); } } return mFormattedImage; } void LLSnapshotLivePreview::setSize(S32 w, S32 h) { LL_DEBUGS() << "setSize(" << w << ", " << h << ")" << LL_ENDL; setWidth(w); setHeight(h); } void LLSnapshotLivePreview::setSnapshotFormat(LLFloaterSnapshot::ESnapshotFormat format) { if (mSnapshotFormat != format) { mFormattedImage = NULL; // Invalidate the already formatted image if any mSnapshotFormat = format; } } void LLSnapshotLivePreview::getSize(S32& w, S32& h) const { w = getWidth(); h = getHeight(); } void LLSnapshotLivePreview::saveTexture() { LL_DEBUGS() << "saving texture: " << mPreviewImage->getWidth() << "x" << mPreviewImage->getHeight() << LL_ENDL; // gen a new uuid for this asset LLTransactionID tid; tid.generate(); LLAssetID new_asset_id = tid.makeAssetID(gAgent.getSecureSessionID()); LLPointer formatted = new LLImageJ2C; LLPointer scaled = new LLImageRaw(mPreviewImage->getData(), mPreviewImage->getWidth(), mPreviewImage->getHeight(), mPreviewImage->getComponents()); // Apply the filter to mPreviewImage if (getFilter() != "") { std::string filter_path = LLImageFiltersManager::getInstance()->getFilterPath(getFilter()); if (filter_path != "") { LLImageFilter filter(filter_path); filter.executeFilter(scaled); } else { LL_WARNS() << "Couldn't find a path to the following filter : " << getFilter() << LL_ENDL; } } scaled->biasedScaleToPowerOfTwo(MAX_TEXTURE_SIZE); LL_DEBUGS() << "scaled texture to " << scaled->getWidth() << "x" << scaled->getHeight() << LL_ENDL; if (formatted->encode(scaled, 0.0f)) { LLVFile::writeFile(formatted->getData(), formatted->getDataSize(), gVFS, new_asset_id, LLAssetType::AT_TEXTURE); std::string pos_string; LLAgentUI::buildLocationString(pos_string, LLAgentUI::LOCATION_FORMAT_FULL); std::string who_took_it; LLAgentUI::buildFullname(who_took_it); S32 expected_upload_cost = LLGlobalEconomy::Singleton::getInstance()->getPriceUpload(); std::string name = "Snapshot: " + pos_string; std::string desc = "Taken by " + who_took_it + " at " + pos_string; LLResourceUploadInfo::ptr_t assetUploadInfo(new LLResourceUploadInfo( tid, LLAssetType::AT_TEXTURE, name, desc, 0, LLFolderType::FT_SNAPSHOT_CATEGORY, LLInventoryType::IT_SNAPSHOT, PERM_ALL, LLFloaterPerms::getGroupPerms("Uploads"), LLFloaterPerms::getEveryonePerms("Uploads"), expected_upload_cost)); upload_new_resource(assetUploadInfo); gViewerWindow->playSnapshotAnimAndSound(); } else { LLNotificationsUtil::add("ErrorEncodingSnapshot"); LL_WARNS() << "Error encoding snapshot" << LL_ENDL; } add(LLStatViewer::SNAPSHOT, 1); mDataSize = 0; } BOOL LLSnapshotLivePreview::saveLocal() { // Update mFormattedImage if necessary getFormattedImage(); // Save the formatted image BOOL success = gViewerWindow->saveImageNumbered(mFormattedImage); if(success) { gViewerWindow->playSnapshotAnimAndSound(); } return success; }