628 lines
23 KiB
C++
628 lines
23 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2021 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program 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
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#include "renderprocessor.h"
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#include <QOpenGLContext>
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#include <QVector2D>
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#include <QVector3D>
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#include <QVector4D>
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#include "audio/packedprocessor.h"
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#include "audio/planarprocessor.h"
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#include "audio/tempoprocessor.h"
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#include "node/block/clip/clip.h"
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#include "node/block/transition/transition.h"
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#include "node/project/project.h"
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#include "rendermanager.h"
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namespace olive {
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#define super NodeTraverser
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RenderProcessor::RenderProcessor(RenderTicketPtr ticket, Renderer *render_ctx, DecoderCache* decoder_cache, ShaderCache *shader_cache, QVariant default_shader) :
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ticket_(ticket),
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render_ctx_(render_ctx),
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decoder_cache_(decoder_cache),
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shader_cache_(shader_cache),
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default_shader_(default_shader)
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{
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}
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TexturePtr RenderProcessor::GenerateTexture(const rational &time, const rational &frame_length)
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{
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ViewerOutput* viewer = Node::ValueToPtr<ViewerOutput>(ticket_->property("viewer"));
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NodeValueTable table;
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if (Node *texture_output = viewer->GetConnectedTextureOutput()) {
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table = GenerateTable(texture_output, viewer->GetValueHintForInput(ViewerOutput::kTextureInput), TimeRange(time, time + frame_length));
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}
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return table.Get(NodeValue::kTexture).value<TexturePtr>();
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}
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FramePtr RenderProcessor::GenerateFrame(TexturePtr texture, const rational& time)
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{
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// Set up output frame parameters
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VideoParams frame_params = GetCacheVideoParams();
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QSize frame_size = ticket_->property("size").value<QSize>();
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if (!frame_size.isNull()) {
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frame_params.set_width(frame_size.width());
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frame_params.set_height(frame_size.height());
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}
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VideoParams::Format frame_format = static_cast<VideoParams::Format>(ticket_->property("format").toInt());
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if (frame_format != VideoParams::kFormatInvalid) {
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frame_params.set_format(frame_format);
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}
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frame_params.set_channel_count(texture ? texture->channel_count() : VideoParams::kRGBChannelCount);
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FramePtr frame = Frame::Create();
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frame->set_timestamp(time);
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frame->set_video_params(frame_params);
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frame->allocate();
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if (!texture) {
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// Blank frame out
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memset(frame->data(), 0, frame->allocated_size());
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} else {
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// Dump texture contents to frame
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ColorProcessorPtr output_color_transform = ticket_->property("coloroutput").value<ColorProcessorPtr>();
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const VideoParams& tex_params = texture->params();
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if (tex_params.effective_width() != frame_params.effective_width()
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|| tex_params.effective_height() != frame_params.effective_height()
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|| tex_params.format() != frame_params.format()
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|| output_color_transform) {
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TexturePtr blit_tex = render_ctx_->CreateTexture(frame_params);
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QMatrix4x4 matrix = ticket_->property("matrix").value<QMatrix4x4>();
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if (output_color_transform) {
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// Yes color transform, blit color managed
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render_ctx_->BlitColorManaged(output_color_transform, texture,
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Config::Current()[QStringLiteral("ReassocLinToNonLin")].toBool() ? Renderer::kAlphaAssociated : Renderer::kAlphaNone,
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blit_tex.get(), true, matrix);
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} else {
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// No color transform, just blit
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ShaderJob job;
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job.InsertValue(QStringLiteral("ove_maintex"), NodeValue(NodeValue::kTexture, QVariant::fromValue(texture)));
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job.InsertValue(QStringLiteral("ove_mvpmat"), NodeValue(NodeValue::kMatrix, matrix));
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render_ctx_->BlitToTexture(default_shader_, job, blit_tex.get());
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}
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// Replace texture that we're going to download in the next step
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texture = blit_tex;
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}
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render_ctx_->DownloadFromTexture(texture.get(), frame->data(), frame->linesize_pixels());
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}
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return frame;
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}
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void RenderProcessor::Run()
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{
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// Depending on the render ticket type, start a job
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RenderManager::TicketType type = ticket_->property("type").value<RenderManager::TicketType>();
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SetCancelPointer(&ticket_->IsCancelled());
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switch (type) {
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case RenderManager::kTypeVideo:
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{
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SetCacheVideoParams(ticket_->property("vparam").value<VideoParams>());
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rational time = ticket_->property("time").value<rational>();
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rational frame_length = GetCacheVideoParams().frame_rate_as_time_base();
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if (GetCacheVideoParams().interlacing() != VideoParams::kInterlaceNone) {
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frame_length /= 2;
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}
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TexturePtr texture = GenerateTexture(time, frame_length);
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if (GetCacheVideoParams().interlacing() != VideoParams::kInterlaceNone) {
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// Get next between frame and interlace it
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TexturePtr top = texture;
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TexturePtr bottom = GenerateTexture(time + frame_length, frame_length);
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if (GetCacheVideoParams().interlacing() == VideoParams::kInterlacedBottomFirst) {
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std::swap(top, bottom);
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}
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texture = render_ctx_->InterlaceTexture(top, bottom, GetCacheVideoParams());
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}
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if (ticket_->IsCancelled()) {
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// Finish cancelled ticket with nothing since we can't guarantee the frame we generated
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// is actually "complete
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ticket_->Finish();
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} else if (ticket_->property("textureonly").toBool()) {
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// Return GPU texture
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if (!texture) {
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texture = render_ctx_->CreateTexture(GetCacheVideoParams());
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render_ctx_->ClearDestination(texture.get());
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}
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render_ctx_->Flush();
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ticket_->Finish(QVariant::fromValue(texture));
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} else {
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// Convert to CPU frame
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FramePtr frame = GenerateFrame(texture, time);
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ticket_->Finish(QVariant::fromValue(frame));
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}
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break;
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}
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case RenderManager::kTypeAudio:
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{
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ViewerOutput* viewer = Node::ValueToPtr<ViewerOutput>(ticket_->property("viewer"));
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TimeRange time = ticket_->property("time").value<TimeRange>();
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NodeValueTable table;
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if (Node *texture_output = viewer->GetConnectedSampleOutput()) {
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table = GenerateTable(texture_output, viewer->GetValueHintForInput(ViewerOutput::kSamplesInput),time);
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}
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QVariant sample_variant = table.Get(NodeValue::kSamples);
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SampleBufferPtr samples = sample_variant.value<SampleBufferPtr>();
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if (samples && ticket_->property("enablewaveforms").toBool()) {
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AudioVisualWaveform vis;
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vis.set_channel_count(samples->audio_params().channel_count());
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vis.OverwriteSamples(samples, samples->audio_params().sample_rate());
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ticket_->setProperty("waveform", QVariant::fromValue(vis));
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}
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if (ticket_->IsCancelled()) {
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ticket_->Finish();
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} else {
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ticket_->Finish(sample_variant);
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}
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break;
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}
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case RenderManager::kTypeVideoDownload:
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{
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QString cache = ticket_->property("cache").toString();
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FramePtr frame = ticket_->property("frame").value<FramePtr>();
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QByteArray hash = ticket_->property("hash").toByteArray();
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ticket_->Finish(FrameHashCache::SaveCacheFrame(cache, hash, frame));
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break;
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}
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default:
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// Fail
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ticket_->Finish();
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}
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}
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DecoderPtr RenderProcessor::ResolveDecoderFromInput(const QString& decoder_id, const Decoder::CodecStream &stream)
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{
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if (!stream.IsValid()) {
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qWarning() << "Attempted to resolve the decoder of a null stream";
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return nullptr;
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}
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QMutexLocker locker(decoder_cache_->mutex());
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DecoderPair decoder = decoder_cache_->value(stream);
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qint64 file_last_modified = QFileInfo(stream.filename()).lastModified().toMSecsSinceEpoch();
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if (!decoder.decoder || decoder.last_modified != file_last_modified) {
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// No decoder
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decoder.decoder = Decoder::CreateFromID(decoder_id);
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decoder.last_modified = file_last_modified;
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if (decoder.decoder->Open(stream)) {
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decoder_cache_->insert(stream, decoder);
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} else {
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qWarning() << "Failed to open decoder for" << stream.filename()
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<< "::" << stream.stream();
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return nullptr;
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}
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}
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return decoder.decoder;
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}
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void RenderProcessor::Process(RenderTicketPtr ticket, Renderer *render_ctx, DecoderCache *decoder_cache, ShaderCache *shader_cache, QVariant default_shader)
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{
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RenderProcessor p(ticket, render_ctx, decoder_cache, shader_cache, default_shader);
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p.Run();
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}
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NodeValueTable RenderProcessor::GenerateBlockTable(const Track *track, const TimeRange &range)
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{
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if (track->type() == Track::kAudio) {
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const AudioParams& audio_params = ticket_->property("aparam").value<AudioParams>();
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QVector<Block*> active_blocks = track->BlocksAtTimeRange(range);
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// All these blocks will need to output to a buffer so we create one here
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SampleBufferPtr block_range_buffer = SampleBuffer::CreateAllocated(audio_params,
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audio_params.time_to_samples(range.length()));
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block_range_buffer->silence();
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NodeValueTable merged_table;
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// Loop through active blocks retrieving their audio
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foreach (Block* b, active_blocks) {
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if (dynamic_cast<ClipBlock*>(b) || dynamic_cast<TransitionBlock*>(b)) {
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TimeRange range_for_block(qMax(b->in(), range.in()),
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qMin(b->out(), range.out()));
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int destination_offset = audio_params.time_to_samples(range_for_block.in() - range.in());
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int max_dest_sz = audio_params.time_to_samples(range_for_block.length());
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// Destination buffer
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NodeValueTable table = GenerateTable(b, track->GetValueHintForInput(Track::kBlockInput, track->GetArrayIndexFromBlock(b)),Track::TransformRangeForBlock(b, range_for_block));
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SampleBufferPtr samples_from_this_block = table.Take(NodeValue::kSamples).value<SampleBufferPtr>();
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ClipBlock *clip_cast = dynamic_cast<ClipBlock*>(b);
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if (samples_from_this_block) {
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// If this is a clip, we might have extra speed/reverse information
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if (clip_cast) {
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double speed_value = clip_cast->speed();
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bool reversed = clip_cast->reverse();
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if (qIsNull(speed_value)) {
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// Just silence, don't think there's any other practical application of 0 speed audio
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samples_from_this_block->silence();
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} else if (!qFuzzyCompare(speed_value, 1.0)) {
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if (clip_cast->maintain_audio_pitch()) {
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PackedProcessor packer;
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packer.Open(samples_from_this_block->audio_params());
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QByteArray packed = packer.Convert(samples_from_this_block);
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if (!packed.isEmpty()) {
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TempoProcessor tp;
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tp.Open(samples_from_this_block->audio_params(), speed_value);
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// FIXME: This is not the best way to do this, the TempoProcessor works best
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// when it's given a continuous stream of audio, which is challenging
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// in our current "modular" audio system. This should still work reasonably
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// well on export (assuming audio is all generated at once on export), but
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// users may hear clicks and pops in the audio during preview due to this
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// approach.
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tp.Push(packed);
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tp.Flush();
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packed = tp.Pull();
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tp.Close();
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PlanarProcessor planar;
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planar.Open(samples_from_this_block->audio_params());
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samples_from_this_block = planar.Convert(packed);
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}
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} else {
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// Multiply time
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samples_from_this_block->speed(speed_value);
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}
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}
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if (reversed) {
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samples_from_this_block->reverse();
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}
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}
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int copy_length = qMin(max_dest_sz, samples_from_this_block->sample_count());
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// Copy samples into destination buffer
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for (int i=0; i<samples_from_this_block->audio_params().channel_count(); i++) {
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block_range_buffer->set(i, samples_from_this_block->data(i), destination_offset, copy_length);
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}
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NodeValueTable::Merge({merged_table, table});
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}
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// Create block waveforms if requested
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if (ticket_->property("enablewaveforms").toBool() && clip_cast) {
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// Format information for use in the main thread
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RenderedWaveform waveform_info;
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waveform_info.block = clip_cast;
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waveform_info.range = range_for_block - b->in();
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if (!(waveform_info.silence = !samples_from_this_block.get())) {
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// Generate a visual waveform from the samples acquired from this block
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AudioVisualWaveform visual_waveform;
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visual_waveform.set_channel_count(audio_params.channel_count());
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visual_waveform.OverwriteSamples(samples_from_this_block, audio_params.sample_rate());
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waveform_info.waveform = visual_waveform;
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}
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QVector<RenderedWaveform> waveform_list = ticket_->property("waveforms").value< QVector<RenderedWaveform> >();
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waveform_list.append(waveform_info);
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ticket_->setProperty("waveforms", QVariant::fromValue(waveform_list));
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}
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}
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}
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merged_table.Push(NodeValue::kSamples, QVariant::fromValue(block_range_buffer), track);
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return merged_table;
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} else {
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return super::GenerateBlockTable(track, range);
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}
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}
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TexturePtr RenderProcessor::ProcessVideoFootage(const FootageJob &stream, const rational &input_time)
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{
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if (ticket_->property("type").value<RenderManager::TicketType>() != RenderManager::kTypeVideo) {
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// Video cannot contribute to audio, so we do nothing here
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return super::ProcessVideoFootage(stream, input_time);
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}
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// Check the still frame cache. On large frames such as high resolution still images, uploading
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// and color managing them for every frame is a waste of time, so we implement a small cache here
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// to optimize such a situation
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const VideoParams& render_params = GetCacheVideoParams();
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VideoParams stream_data = stream.video_params();
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ColorManager* color_manager = Node::ValueToPtr<ColorManager>(ticket_->property("colormanager"));
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// See if we can make this divider larger (i.e. if the fooage is smaller)
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int footage_divider = render_params.divider();
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while (footage_divider > 1
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&& VideoParams::GetScaledDimension(stream_data.width(), footage_divider-1) < render_params.effective_width()
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&& VideoParams::GetScaledDimension(stream_data.height(), footage_divider-1) < render_params.effective_height()) {
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footage_divider--;
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}
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QString using_colorspace = stream_data.colorspace();
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if (using_colorspace.isEmpty()) {
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// FIXME:
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qWarning() << "HAVEN'T GOTTEN DEFAULT INPUT COLORSPACE";
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}
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Decoder::CodecStream default_codec_stream(stream.filename(), stream_data.stream_index());
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QString decoder_id = stream.decoder();
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DecoderPtr decoder = nullptr;
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if (stream_data.video_type() == VideoParams::kVideoTypeVideo) {
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decoder = ResolveDecoderFromInput(decoder_id, default_codec_stream);
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} else {
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// Since image sequences involve multiple files, we don't engage the decoder cache
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decoder = Decoder::CreateFromID(decoder_id);
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QString frame_filename;
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if (stream_data.video_type() == VideoParams::kVideoTypeImageSequence) {
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int64_t frame_number = stream_data.get_time_in_timebase_units(input_time);
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frame_filename = Decoder::TransformImageSequenceFileName(stream.filename(), frame_number);
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} else {
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frame_filename = stream.filename();
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}
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// Decoder will close automatically since it's a stream_ptr
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decoder->Open(Decoder::CodecStream(frame_filename, stream_data.stream_index()));
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}
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if (decoder) {
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Decoder::RetrieveVideoParams p;
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p.divider = footage_divider;
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p.src_interlacing = stream_data.interlacing();
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p.dst_interlacing = GetCacheVideoParams().interlacing();
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if (!IsCancelled()) {
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FramePtr frame = decoder->RetrieveVideo((stream_data.video_type() == VideoParams::kVideoTypeVideo) ? input_time : Decoder::kAnyTimecode, p, GetCancelPointer());
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if (frame) {
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// Return a texture from the derived class
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TexturePtr unmanaged_texture = render_ctx_->CreateTexture(frame->video_params(),
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frame->data(),
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frame->linesize_pixels());
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// We convert to our rendering pixel format, since that will always be float-based which
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// is necessary for correct color conversion
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VideoParams managed_params = frame->video_params();
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managed_params.set_format(render_params.format());
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managed_params.set_pixel_aspect_ratio(stream_data.pixel_aspect_ratio());
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managed_params.set_interlacing(stream_data.interlacing());
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TexturePtr value = render_ctx_->CreateTexture(managed_params);
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ColorProcessorPtr processor = ColorProcessor::Create(color_manager,
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using_colorspace,
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color_manager->GetReferenceColorSpace());
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Renderer::AlphaAssociated alpha_assoc;
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if (stream_data.channel_count() != VideoParams::kRGBAChannelCount
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|| stream_data.colorspace() == color_manager->GetReferenceColorSpace()) {
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alpha_assoc = Renderer::kAlphaNone;
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} else if (stream_data.premultiplied_alpha()) {
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alpha_assoc = Renderer::kAlphaAssociated;
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} else {
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alpha_assoc = Renderer::kAlphaUnassociated;
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}
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render_ctx_->BlitColorManaged(processor, unmanaged_texture,
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alpha_assoc,
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value.get());
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return value;
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}
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}
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}
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return super::ProcessVideoFootage(stream, input_time);
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}
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SampleBufferPtr RenderProcessor::ProcessAudioFootage(const FootageJob &stream, const TimeRange &input_time)
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{
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DecoderPtr decoder = ResolveDecoderFromInput(stream.decoder(), Decoder::CodecStream(stream.filename(), stream.audio_params().stream_index()));
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if (decoder) {
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const AudioParams& audio_params = ticket_->property("aparam").value<AudioParams>();
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Decoder::RetrieveAudioData status = decoder->RetrieveAudio(input_time, audio_params,
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stream.cache_path(),
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stream.loop_mode(),
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static_cast<RenderMode::Mode>(ticket_->property("mode").toInt()));
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if (status.status == Decoder::kOK && status.samples) {
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return status.samples;
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} else if (status.status == Decoder::kWaitingForConform) {
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ticket_->setProperty("incomplete", true);
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}
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}
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|
|
|
return super::ProcessAudioFootage(stream, input_time);
|
|
}
|
|
|
|
TexturePtr RenderProcessor::ProcessShader(const Node *node, const TimeRange &range, const ShaderJob &job)
|
|
{
|
|
Q_UNUSED(range)
|
|
|
|
QString full_shader_id = QStringLiteral("%1:%2").arg(node->id(), job.GetShaderID());
|
|
|
|
QMutexLocker locker(shader_cache_->mutex());
|
|
|
|
QVariant shader = shader_cache_->value(full_shader_id);
|
|
|
|
if (shader.isNull()) {
|
|
// Since we have shader code, compile it now
|
|
shader = render_ctx_->CreateNativeShader(node->GetShaderCode(job.GetShaderID()));
|
|
|
|
if (shader.isNull()) {
|
|
// Couldn't find or build the shader required
|
|
return super::ProcessShader(node, range, job);
|
|
}
|
|
}
|
|
|
|
VideoParams tex_params = GetCacheVideoParams();
|
|
|
|
tex_params.set_channel_count(GetChannelCountFromJob(job));
|
|
|
|
TexturePtr destination = render_ctx_->CreateTexture(tex_params);
|
|
|
|
// Run shader
|
|
render_ctx_->BlitToTexture(shader, job, destination.get());
|
|
|
|
return destination;
|
|
}
|
|
|
|
SampleBufferPtr RenderProcessor::ProcessSamples(const Node *node, const TimeRange &range, const SampleJob &job)
|
|
{
|
|
if (!job.samples() || !job.samples()->is_allocated()) {
|
|
return super::ProcessSamples(node, range, job);
|
|
}
|
|
|
|
SampleBufferPtr output_buffer = SampleBuffer::CreateAllocated(job.samples()->audio_params(), job.samples()->sample_count());
|
|
NodeValueRow value_db;
|
|
|
|
const AudioParams& audio_params = ticket_->property("aparam").value<AudioParams>();
|
|
|
|
for (int i=0;i<job.samples()->sample_count();i++) {
|
|
// Calculate the exact rational time at this sample
|
|
double sample_to_second = static_cast<double>(i) / static_cast<double>(audio_params.sample_rate());
|
|
|
|
rational this_sample_time = rational::fromDouble(range.in().toDouble() + sample_to_second);
|
|
|
|
// Update all non-sample and non-footage inputs
|
|
for (auto j=job.GetValues().constBegin(); j!=job.GetValues().constEnd(); j++) {
|
|
NodeValueTable value = ProcessInput(node, j.key(), TimeRange(this_sample_time, this_sample_time));
|
|
|
|
value_db.insert(j.key(), GenerateRowValue(node, j.key(), &value));
|
|
}
|
|
|
|
node->ProcessSamples(value_db,
|
|
job.samples(),
|
|
output_buffer,
|
|
i);
|
|
}
|
|
|
|
return output_buffer;
|
|
}
|
|
|
|
TexturePtr RenderProcessor::ProcessFrameGeneration(const Node *node, const GenerateJob &job)
|
|
{
|
|
FramePtr frame = Frame::Create();
|
|
|
|
VideoParams frame_params = GetCacheVideoParams();
|
|
frame_params.set_channel_count(GetChannelCountFromJob(job));
|
|
if (job.GetRequestedFormat() != VideoParams::kFormatInvalid) {
|
|
frame_params.set_format(job.GetRequestedFormat());
|
|
}
|
|
|
|
frame->set_video_params(frame_params);
|
|
frame->allocate();
|
|
|
|
node->GenerateFrame(frame, job);
|
|
|
|
TexturePtr texture = render_ctx_->CreateTexture(frame->video_params(),
|
|
frame->data(),
|
|
frame->linesize_pixels());
|
|
|
|
return texture;
|
|
}
|
|
|
|
bool RenderProcessor::CanCacheFrames()
|
|
{
|
|
return ticket_->property("type").value<RenderManager::TicketType>() == RenderManager::kTypeVideo;
|
|
}
|
|
|
|
TexturePtr RenderProcessor::GetCachedTexture(const QByteArray& hash)
|
|
{
|
|
QString cache_dir = ticket_->property("cache").toString();
|
|
if (cache_dir.isEmpty()) {
|
|
return nullptr;
|
|
}
|
|
|
|
FramePtr f = FrameHashCache::LoadCacheFrame(cache_dir, hash);
|
|
|
|
if (f) {
|
|
TexturePtr texture = render_ctx_->CreateTexture(f->video_params(), f->data(), f->linesize_pixels());
|
|
return texture;
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
void RenderProcessor::SaveCachedTexture(const QByteArray &hash, TexturePtr tex_var)
|
|
{
|
|
// FIXME: Temporarily disabled because I don't know how to ensure that the frame saved here is
|
|
// not the main frame. If it is, it'll be saved twice which will waste a lot of cycles.
|
|
// At least disabled, the frame will still save, and if nothing else alters the hash, it
|
|
// will pick up automatically from GetCachedTexture.
|
|
/*if (!tex_var.isNull()) {
|
|
QString cache_dir = ticket_->property("cache").toString();
|
|
|
|
if (!cache_dir.isEmpty()) {
|
|
TexturePtr texture = tex_var.value<TexturePtr>();
|
|
FramePtr frame = Frame::Create();
|
|
frame->set_video_params(texture->params());
|
|
frame->allocate();
|
|
render_ctx_->DownloadFromTexture(texture.get(), frame->data(), frame->linesize_pixels());
|
|
FrameHashCache::SaveCacheFrame(cache_dir, hash, frame);
|
|
qDebug() << "Saved mid-render frame to cache";
|
|
}
|
|
}*/
|
|
}
|
|
|
|
}
|