diff --git a/src/Timeline.cpp b/src/Timeline.cpp index 14c133cb..52e8af3f 100644 --- a/src/Timeline.cpp +++ b/src/Timeline.cpp @@ -208,23 +208,14 @@ Timeline::~Timeline() { // Auto Close if not already Close(); - // Free all allocated frame mappers - std::set::iterator it; - for (it = allocated_frame_mappers.begin(); it != allocated_frame_mappers.end(); ) { - // Dereference and clean up FrameMapper object - FrameMapper *mapper = (*it); - mapper->Reader(NULL); - mapper->Close(); - delete mapper; - // Remove reference and proceed to next element - it = allocated_frame_mappers.erase(it); - } + // Remove all clips, effects, and frame mappers + Clear(); - // Destroy previous cache (if managed by timeline) - if (managed_cache && final_cache) { - delete final_cache; - final_cache = NULL; - } + // Destroy previous cache (if managed by timeline) + if (managed_cache && final_cache) { + delete final_cache; + final_cache = NULL; + } } // Add to the tracked_objects map a pointer to a tracked object (TrackedObjectBBox) @@ -375,12 +366,26 @@ void Timeline::AddEffect(EffectBase* effect) void Timeline::RemoveEffect(EffectBase* effect) { effects.remove(effect); + + // Delete effect object (if timeline allocated it) + bool allocated = allocated_effects.count(effect); + if (allocated) { + delete effect; + effect = NULL; + } } // Remove an openshot::Clip to the timeline void Timeline::RemoveClip(Clip* clip) { clips.remove(clip); + + // Delete clip object (if timeline allocated it) + bool allocated = allocated_clips.count(clip); + if (allocated) { + delete clip; + clip = NULL; + } } // Look up a clip @@ -473,6 +478,10 @@ void Timeline::apply_mapper_to_clip(Clip* clip) // Get the existing reader clip_reader = (ReaderBase*) clip->Reader(); + // Update the mapping + FrameMapper* clip_mapped_reader = (FrameMapper*) clip_reader; + clip_mapped_reader->ChangeMapping(info.fps, PULLDOWN_NONE, info.sample_rate, info.channels, info.channel_layout); + } else { // Create a new FrameMapper to wrap the current reader @@ -481,10 +490,6 @@ void Timeline::apply_mapper_to_clip(Clip* clip) clip_reader = (ReaderBase*) mapper; } - // Update the mapping - FrameMapper* clip_mapped_reader = (FrameMapper*) clip_reader; - clip_mapped_reader->ChangeMapping(info.fps, PULLDOWN_NONE, info.sample_rate, info.channels, info.channel_layout); - // Update clip reader clip->Reader(clip_reader); } @@ -763,6 +768,49 @@ void Timeline::sort_effects() effects.sort(CompareEffects()); } +// Clear all clips from timeline +void Timeline::Clear() +{ + ZmqLogger::Instance()->AppendDebugMethod("Timeline::Clear"); + + // Close all open clips + for (auto clip : clips) + { + update_open_clips(clip, false); + + // Delete clip object (if timeline allocated it) + bool allocated = allocated_clips.count(clip); + if (allocated) { + delete clip; + clip = NULL; + } + } + // Clear all clips + clips.clear(); + + // Close all effects + for (auto effect : effects) + { + // Delete effect object (if timeline allocated it) + bool allocated = allocated_effects.count(effect); + if (allocated) { + delete effect; + effect = NULL; + } + } + // Clear all effects + effects.clear(); + + // Delete all FrameMappers + for (auto mapper : allocated_frame_mappers) + { + mapper->Reader(NULL); + mapper->Close(); + delete mapper; + } + allocated_frame_mappers.clear(); +} + // Close the reader (and any resources it was consuming) void Timeline::Close() { @@ -1072,7 +1120,7 @@ void Timeline::SetJson(const std::string value) { // Load Json::Value into this object void Timeline::SetJsonValue(const Json::Value root) { - // Close timeline before we do anything (this also removes all open and closing clips) + // Close timeline before we do anything (this closes all clips) bool was_open = is_open; Close(); @@ -1092,6 +1140,9 @@ void Timeline::SetJsonValue(const Json::Value root) { // Create Clip Clip *c = new Clip(); + // Keep track of allocated clip objects + allocated_clips.insert(c); + // When a clip is attached to an object, it searches for the object // on it's parent timeline. Setting the parent timeline of the clip here // allows attaching it to an object when exporting the project (because) @@ -1120,6 +1171,9 @@ void Timeline::SetJsonValue(const Json::Value root) { // Create instance of effect if ( (e = EffectInfo().CreateEffect(existing_effect["type"].asString())) ) { + // Keep track of allocated effect objects + allocated_effects.insert(e); + // Load Json into Effect e->SetJsonValue(existing_effect); @@ -1255,9 +1309,14 @@ void Timeline::apply_json_to_clips(Json::Value change) { // Determine type of change operation if (change_type == "insert") { - // Create new clip + // Create clip Clip *clip = new Clip(); - clip->SetJsonValue(change["value"]); // Set properties of new clip from JSON + + // Keep track of allocated clip objects + allocated_clips.insert(clip); + + // Set properties of clip from JSON + clip->SetJsonValue(change["value"]); AddClip(clip); // Add clip to timeline // Apply framemapper (or update existing framemapper) @@ -1363,6 +1422,9 @@ void Timeline::apply_json_to_effects(Json::Value change, EffectBase* existing_ef // Init the matching effect object if ( (e = EffectInfo().CreateEffect(effect_type)) ) { + // Keep track of allocated effect objects + allocated_effects.insert(e); + // Load Json into Effect e->SetJsonValue(change["value"]); diff --git a/src/Timeline.h b/src/Timeline.h index e1f26998..1a4bde22 100644 --- a/src/Timeline.h +++ b/src/Timeline.h @@ -154,7 +154,9 @@ namespace openshot { std::list clips; /// closing_clips; /// open_clips; /// allocated_clips; /// effects; /// allocated_effects; /// allocated_frame_mappers; ///< all the frame mappers we allocated and must free bool managed_cache; ///< Does this timeline instance manage the cache object @@ -258,6 +260,9 @@ namespace openshot { /// @brief Automatically map all clips to the timeline's framerate and samplerate void AutoMapClips(bool auto_map) { auto_map_clips = auto_map; }; + /// Clear all clips, effects, and frame mappers from timeline (and free memory) + void Clear(); + /// Clear all cache for this timeline instance, including all clips' cache /// @param deep If True, clear all FrameMappers and nested Readers (QtImageReader, FFmpegReader, etc...) void ClearAllCache(bool deep=false); diff --git a/tests/Timeline.cpp b/tests/Timeline.cpp index 7f436c97..03a1e708 100644 --- a/tests/Timeline.cpp +++ b/tests/Timeline.cpp @@ -42,6 +42,50 @@ TEST_CASE( "constructor", "[libopenshot][timeline]" ) CHECK(t2.info.height == 240); } +TEST_CASE( "Set Json and clear clips", "[libopenshot][timeline]" ) +{ + Fraction fps(30000,1000); + Timeline t(640, 480, fps, 44100, 2, LAYOUT_STEREO); + + // Large ugly JSON project (4 clips + 3 transitions) + std::stringstream project_json; + project_json << 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Open Movie Team\",\"compatible_brands\":\"isomiso2avc1mp41\",\"copyright\":\"(c) copyright Blender Foundation | durian.blender.org\",\"creation_time\":\"1970-01-01T00:00:00.000000Z\",\"description\":\"Trailer for the Sintel open movie project\",\"encoder\":\"Lavf52.62.0\",\"handler_name\":\"SoundHandler\",\"language\":\"und\",\"major_brand\":\"isom\",\"minor_version\":\"512\",\"title\":\"Sintel Trailer\"},\"path\":\"" << TEST_MEDIA_PATH << "sintel_trailer-720p.mp4\",\"pixel_format\":0,\"pixel_ratio\":{\"den\":1,\"num\":1},\"sample_rate\":48000,\"top_field_first\":true,\"type\":\"FFmpegReader\",\"vcodec\":\"h264\",\"video_bit_rate\":145725,\"video_length\":\"1253\",\"video_stream_index\":0,\"video_timebase\":{\"den\":24,\"num\":1},\"width\":1280},\"rotation\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"scale\":1,\"scale_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"scale_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"shear_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"shear_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"start\":0,\"time\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"volume\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"wave_color\":{\"alpha\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":255},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"blue\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":255},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"green\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":123},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"red\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]}},\"waveform\":false,\"file_id\":\"XL7T80Y9R1\",\"title\":\"sintel_trailer-720p.mp4\",\"image\":\"@assets/thumbnail/XL7T80Y9R1.png\"},{\"alpha\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"anchor\":0,\"channel_filter\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"channel_mapping\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"display\":0,\"duration\":51.9466667175293,\"effects\":[],\"end\":20.866666666666667,\"gravity\":4,\"has_audio\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"has_video\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"layer\":5000000,\"location_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"location_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"mixing\":0,\"origin_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0.5},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"origin_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":0.5},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"parentObjectId\":\"\",\"perspective_c1_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"perspective_c1_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"perspective_c2_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"perspective_c2_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"perspective_c3_x\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"perspective_c3_y\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_typ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"mask.png\",\"pixel_format\":-1,\"pixel_ratio\":{\"den\":1,\"num\":1},\"sample_rate\":0,\"top_field_first\":true,\"type\":\"QtImageReader\",\"vcodec\":\"\",\"video_bit_rate\":0,\"video_length\":\"108000\",\"video_stream_index\":-1,\"video_timebase\":{\"den\":30,\"num\":1},\"width\":720},\"replace_image\":false},{\"id\":\"QQECKBIYUP\",\"layer\":5000000,\"title\":\"Transition\",\"type\":\"Mask\",\"position\":12.3,\"start\":0,\"end\":3.6000000000000014,\"brightness\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0},{\"co\":{\"X\":109,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"contrast\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":3},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"reader\":{\"acodec\":\"\",\"audio_bit_rate\":0,\"audio_stream_index\":-1,\"audio_timebase\":{\"den\":1,\"num\":1},\"channel_layout\":4,\"channels\":0,\"display_ratio\":{\"den\":4,\"num\":5},\"duration\":3600,\"file_size\":\"5832000\",\"fps\":{\"den\":1,\"num\":30},\"has_audio\":false,\"has_single_image\":true,\"has_video\":true,\"height\":576,\"interlaced_frame\":false,\"metadata\":{},\"path\":\"" << TEST_MEDIA_PATH << "mask.png\",\"pixel_format\":-1,\"pixel_ratio\":{\"den\":1,\"num\":1},\"sample_rate\":0,\"top_field_first\":true,\"type\":\"QtImageReader\",\"vcodec\":\"\",\"video_bit_rate\":0,\"video_length\":\"108000\",\"video_stream_index\":-1,\"video_timebase\":{\"den\":30,\"num\":1},\"width\":720},\"replace_image\":false},{\"id\":\"YELU1J5KI8\",\"layer\":5000000,\"title\":\"Transition\",\"type\":\"Mask\",\"position\":17.7,\"start\":0,\"end\":3.3000000000000007,\"brightness\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0},{\"co\":{\"X\":100,\"Y\":-1},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"contrast\":{\"Points\":[{\"co\":{\"X\":1,\"Y\":3},\"handle_left\":{\"X\":0.5,\"Y\":1},\"handle_right\":{\"X\":0.5,\"Y\":0},\"handle_type\":0,\"interpolation\":0}]},\"reader\":{\"acodec\":\"\",\"audio_bit_rate\":0,\"audio_stream_index\":-1,\"audio_timebase\":{\"den\":1,\"num\":1},\"channel_layout\":4,\"channels\":0,\"display_ratio\":{\"den\":4,\"num\":5},\"duration\":3600,\"file_size\":\"5832000\",\"fps\":{\"den\":1,\"num\":30},\"has_audio\":false,\"has_single_image\":true,\"has_video\":true,\"height\":576,\"interlaced_frame\":false,\"metadata\":{},\"path\":\"" << TEST_MEDIA_PATH << "mask.png\",\"pixel_format\":-1,\"pixel_ratio\":{\"den\":1,\"num\":1},\"sample_rate\":0,\"top_field_first\":true,\"type\":\"QtImageReader\",\"vcodec\":\"\",\"video_bit_rate\":0,\"video_length\":\"108000\",\"video_stream_index\":-1,\"video_timebase\":{\"den\":30,\"num\":1},\"width\":720},\"replace_image\":false}],\"duration\":300,\"scale\":15,\"tick_pixels\":100,\"playhead_position\":0,\"profile\":\"HD 720p 30 fps\",\"layers\":[{\"id\":\"L1\",\"label\":\"\",\"number\":1000000,\"y\":0,\"lock\":false},{\"id\":\"L2\",\"label\":\"\",\"number\":2000000,\"y\":0,\"lock\":false},{\"id\":\"L3\",\"label\":\"\",\"number\":3000000,\"y\":0,\"lock\":false},{\"id\":\"L4\",\"label\":\"\",\"number\":4000000,\"y\":0,\"lock\":false},{\"id\":\"L5\",\"label\":\"\",\"number\":5000000,\"y\":0,\"lock\":false},{\"number\":6000000,\"y\":0,\"label\":\"\",\"lock\":false,\"id\":\"4U4NB9QVD2\"}],\"markers\":[],\"progress\":[],\"version\":{\"openshot-qt\":\"2.6.1-dev\",\"libopenshot\":\"0.2.7-dev\"}}"; + t.SetJson(project_json.str()); + + // Count clips & effects + CHECK(t.Clips().size() == 4); + CHECK(t.Effects().size() == 3); + + // Clear timeline and clear allocated clips, effects, and frame mappers + t.Clear(); + + // Count clips & effects + CHECK(t.Clips().size() == 0); + CHECK(t.Effects().size() == 0); + + // Manually add clip object (not using SetJson) + std::stringstream path; + path << TEST_MEDIA_PATH << "test.mp4"; + Clip clip_video(path.str()); + t.AddClip(&clip_video); + + // Manually add effect object (not using SetJson) + Negate effect_top; + effect_top.Id("C"); + t.AddEffect(&effect_top); + + // Count clips & effects + CHECK(t.Clips().size() == 1); + CHECK(t.Effects().size() == 1); + + // Clear timeline + t.Clear(); + + // Count clips & effects + CHECK(t.Clips().size() == 0); + CHECK(t.Effects().size() == 0); +} + TEST_CASE("ReaderInfo constructor", "[libopenshot][timeline]") { // Create a reader