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Include the codec in the resulting mp4 filename. Remove event update setting the mp4 filename after insert, do it on event completing instead. Saves 1 db update.

This commit is contained in:
Isaac Connor 2021-11-03 17:02:02 -04:00
parent a799eb3ad9
commit 814eca2b4f
2 changed files with 36 additions and 20 deletions
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49
src/zm_event.cpp
View File

@ -60,8 +60,8 @@ Event::Event(
//snapshit_file(),
//alarm_file(""),
videoStore(nullptr),
//video_name(""),
//video_file(""),
//video_path(""),
last_db_frame(0),
have_video_keyframe(false),
//scheme
@ -104,6 +104,13 @@ Event::Event(
// Copy it in case opening the mp4 doesn't work we can set it to another value
save_jpegs = monitor->GetOptSaveJPEGs();
Storage * storage = monitor->getStorage();
if (monitor->GetOptVideoWriter() != 0) {
container = monitor->OutputContainer();
if ( container == "auto" || container == "" ) {
container = "mp4";
}
video_incomplete_file = "incomplete."+container;
}
std::string sql = stringtf(
"INSERT INTO `Events` "
@ -120,7 +127,7 @@ Event::Event(
state_id,
monitor->getOrientation(),
0,
"",
video_incomplete_file.c_str(),
save_jpegs,
storage->SchemeString().c_str()
);
@ -178,24 +185,16 @@ Event::Event(
} // end if ! setPath(Storage)
Debug(1, "Using storage area at %s", path.c_str());
video_name = "";
snapshot_file = path + "/snapshot.jpg";
alarm_file = path + "/alarm.jpg";
video_incomplete_path = path + "/" + video_incomplete_file;
if (monitor->GetOptVideoWriter() != 0) {
/* Save as video */
if ( monitor->GetOptVideoWriter() != 0 ) {
std::string container = monitor->OutputContainer();
if ( container == "auto" || container == "" ) {
container = "mp4";
}
video_name = stringtf("%" PRIu64 "-%s.%s", id, "video", container.c_str());
video_file = path + "/" + video_name;
Debug(1, "Writing video file to %s", video_file.c_str());
videoStore = new VideoStore(
video_file.c_str(),
video_incomplete_path.c_str(),
container.c_str(),
monitor->GetVideoStream(),
monitor->GetVideoCodecContext(),
@ -213,8 +212,10 @@ Event::Event(
zmDbDo(sql);
}
} else {
sql = stringtf("UPDATE Events SET Videoed=1, DefaultVideo = '%s' WHERE Id=%" PRIu64, video_name.c_str(), id);
zmDbDo(sql);
std::string codec = videoStore->get_codec();
video_file = stringtf("%" PRIu64 "-%s.%s.%s", id, "video", codec.c_str(), container.c_str());
video_path = path + "/" + video_file;
Debug(1, "Video file is %s", video_file.c_str());
}
} // end if GetOptVideoWriter
}
@ -223,10 +224,18 @@ Event::~Event() {
// We close the videowriter first, because if we finish the event, we might try to view the file, but we aren't done writing it yet.
/* Close the video file */
if ( videoStore != nullptr ) {
if (videoStore != nullptr) {
Debug(4, "Deleting video store");
delete videoStore;
videoStore = nullptr;
int result = rename(video_incomplete_path.c_str(), video_path.c_str());
if (result == 0) {
Debug(1, "File successfully renamed");
} else {
Error("Failed renaming %s to %s", video_incomplete_path.c_str(), video_path.c_str());
// So that we don't update the event record
video_file = video_incomplete_file;
}
}
// endtime is set in AddFrame, so SHOULD be set to the value of the last frame timestamp.
@ -245,21 +254,23 @@ Event::~Event() {
}
std::string sql = stringtf(
"UPDATE Events SET Name='%s%" PRIu64 "', EndDateTime = from_unixtime(%ld), Length = %.2f, Frames = %d, AlarmFrames = %d, TotScore = %d, AvgScore = %d, MaxScore = %d WHERE Id = %" PRIu64 " AND Name='New Event'",
"UPDATE Events SET Name='%s%" PRIu64 "', EndDateTime = from_unixtime(%ld), Length = %.2f, Frames = %d, AlarmFrames = %d, TotScore = %d, AvgScore = %d, MaxScore = %d, DefaultVideo='%s' WHERE Id = %" PRIu64 " AND Name='New Event'",
monitor->EventPrefix(), id, std::chrono::system_clock::to_time_t(end_time),
delta_time.count(),
frames, alarm_frames,
tot_score, static_cast<uint32>(alarm_frames ? (tot_score / alarm_frames) : 0), max_score,
video_file.c_str(), // defaults to ""
id);
if (!zmDbDoUpdate(sql)) {
// Name might have been changed during recording, so just do the update without changing the name.
sql = stringtf(
"UPDATE Events SET EndDateTime = from_unixtime(%ld), Length = %.2f, Frames = %d, AlarmFrames = %d, TotScore = %d, AvgScore = %d, MaxScore = %d WHERE Id = %" PRIu64,
"UPDATE Events SET EndDateTime = from_unixtime(%ld), Length = %.2f, Frames = %d, AlarmFrames = %d, TotScore = %d, AvgScore = %d, MaxScore = %d, DefaultVideo='%s' WHERE Id = %" PRIu64,
std::chrono::system_clock::to_time_t(end_time),
delta_time.count(),
frames, alarm_frames,
tot_score, static_cast<uint32>(alarm_frames ? (tot_score / alarm_frames) : 0), max_score,
video_file.c_str(), // defaults to ""
id);
zmDbDoUpdate(sql);
} // end if no changed rows due to Name change during recording

7
src/zm_event.h
View File

@ -84,8 +84,13 @@ class Event {
std::string alarm_file;
VideoStore *videoStore;
std::string video_name;
std::string container;
std::string codec;
std::string video_file;
std::string video_path;
std::string video_incomplete_file;
std::string video_incomplete_path;
int last_db_frame;
bool have_video_keyframe; // a flag to tell us if we have had a video keyframe when writing an mp4. The first frame SHOULD be a video keyframe.
Storage::Schemes scheme;