mirror of
https://github.com/pbatard/rufus.git
synced 2024-08-30 21:46:09 +02:00
[ui] use GNU wget's algorithms for rate/ETA display
This commit is contained in:
parent
4c816a519e
commit
38ba8d366c
4 changed files with 215 additions and 29 deletions
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@ -106,6 +106,10 @@ const char* additional_copyrights =
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"https://www.gnu.org/software/fdisk\\line\n"
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"https://www.gnu.org/software/fdisk\\line\n"
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"GNU General Public License (GPL) v3 or later\\line\n"
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"GNU General Public License (GPL) v3 or later\\line\n"
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"\\line\n"
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"\\line\n"
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"Speed/ETA computation from GNU wget:\\line\n"
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"https://www.gnu.org/software/wget\\line\n"
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"GNU General Public License (GPL) v3 or later\\line\n"
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"\\line\n"
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"Additional bootloaders from KolibriOS:\\line\n"
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"Additional bootloaders from KolibriOS:\\line\n"
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"https://kolibrios.org/\\line\n"
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"https://kolibrios.org/\\line\n"
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"GNU General Public License (GPL) v2 or later\\line\n"
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"GNU General Public License (GPL) v2 or later\\line\n"
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10
src/rufus.rc
10
src/rufus.rc
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@ -33,7 +33,7 @@ LANGUAGE LANG_NEUTRAL, SUBLANG_NEUTRAL
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IDD_DIALOG DIALOGEX 12, 12, 232, 326
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IDD_DIALOG DIALOGEX 12, 12, 232, 326
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STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
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STYLE DS_SETFONT | DS_MODALFRAME | DS_CENTER | WS_MINIMIZEBOX | WS_POPUP | WS_CAPTION | WS_SYSMENU
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EXSTYLE WS_EX_ACCEPTFILES
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EXSTYLE WS_EX_ACCEPTFILES
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CAPTION "Rufus 3.7.1574"
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CAPTION "Rufus 3.7.1575"
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FONT 9, "Segoe UI Symbol", 400, 0, 0x0
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FONT 9, "Segoe UI Symbol", 400, 0, 0x0
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BEGIN
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BEGIN
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LTEXT "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
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LTEXT "Drive Properties",IDS_DRIVE_PROPERTIES_TXT,8,6,53,12,NOT WS_GROUP
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@ -394,8 +394,8 @@ END
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//
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//
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VS_VERSION_INFO VERSIONINFO
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VS_VERSION_INFO VERSIONINFO
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FILEVERSION 3,7,1574,0
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FILEVERSION 3,7,1575,0
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PRODUCTVERSION 3,7,1574,0
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PRODUCTVERSION 3,7,1575,0
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FILEFLAGSMASK 0x3fL
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FILEFLAGSMASK 0x3fL
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#ifdef _DEBUG
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#ifdef _DEBUG
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FILEFLAGS 0x1L
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FILEFLAGS 0x1L
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@ -413,13 +413,13 @@ BEGIN
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VALUE "Comments", "https://akeo.ie"
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VALUE "Comments", "https://akeo.ie"
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VALUE "CompanyName", "Akeo Consulting"
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VALUE "CompanyName", "Akeo Consulting"
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VALUE "FileDescription", "Rufus"
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VALUE "FileDescription", "Rufus"
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VALUE "FileVersion", "3.7.1574"
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VALUE "FileVersion", "3.7.1575"
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VALUE "InternalName", "Rufus"
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VALUE "InternalName", "Rufus"
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VALUE "LegalCopyright", "© 2011-2019 Pete Batard (GPL v3)"
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VALUE "LegalCopyright", "© 2011-2019 Pete Batard (GPL v3)"
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VALUE "LegalTrademarks", "https://www.gnu.org/copyleft/gpl.html"
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VALUE "LegalTrademarks", "https://www.gnu.org/copyleft/gpl.html"
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VALUE "OriginalFilename", "rufus-3.7.exe"
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VALUE "OriginalFilename", "rufus-3.7.exe"
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VALUE "ProductName", "Rufus"
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VALUE "ProductName", "Rufus"
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VALUE "ProductVersion", "3.7.1574"
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VALUE "ProductVersion", "3.7.1575"
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END
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END
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END
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END
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BLOCK "VarFileInfo"
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BLOCK "VarFileInfo"
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208
src/ui.c
208
src/ui.c
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@ -44,7 +44,6 @@
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UINT_PTR UM_LANGUAGE_MENU_MAX = UM_LANGUAGE_MENU;
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UINT_PTR UM_LANGUAGE_MENU_MAX = UM_LANGUAGE_MENU;
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HIMAGELIST hUpImageList, hDownImageList;
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HIMAGELIST hUpImageList, hDownImageList;
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extern BOOL enable_fido, use_vds;
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extern BOOL enable_fido, use_vds;
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// TODO: Use an enum or something
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int update_progress_type = UPT_PERCENT;
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int update_progress_type = UPT_PERCENT;
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int advanced_device_section_height, advanced_format_section_height;
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int advanced_device_section_height, advanced_format_section_height;
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// (empty) check box width, (empty) drop down width, button height (for and without dropdown match)
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// (empty) check box width, (empty) drop down width, button height (for and without dropdown match)
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@ -1264,25 +1263,134 @@ void UpdateProgress(int op, float percent)
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}
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}
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}
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}
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/*
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* The following is taken from GNU wget (progress.c)
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*/
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struct bar_progress {
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uint64_t total_length; // expected total byte count when the download finishes
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uint64_t count; // bytes downloaded so far
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uint64_t last_screen_update; // time of the last screen update, measured since the beginning of download.
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uint64_t dltime; // download time so far
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// Keep track of recent download speeds.
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struct bar_progress_hist {
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uint64_t pos;
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uint64_t times[SPEED_HISTORY_SIZE];
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uint64_t bytes[SPEED_HISTORY_SIZE];
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// The sum of times and bytes respectively, maintained for efficiency.
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uint64_t total_time;
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uint64_t total_bytes;
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} hist;
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uint64_t recent_start; // timestamp of beginning of current position.
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uint64_t recent_bytes; // bytes downloaded so far.
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BOOL stalled; // set when no data arrives for longer than STALL_START_TIME, then reset when new data arrives.
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// The following are used to make sure that ETA information doesn't flicker.
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uint64_t last_eta_time; // time of the last update to download speed and ETA, measured since the beginning of download.
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int last_eta_value;
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};
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// This code attempts to maintain the notion of a "current" download speed, over the course
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// of no less than 3s. (Shorter intervals produce very erratic results.)
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//
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// To do so, it samples the speed in 150ms intervals and stores the recorded samples in a
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// FIFO history ring. The ring stores no more than 20 intervals, hence the history covers
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// the period of at least three seconds and at most 20 reads into the past. This method
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// should produce reasonable results for downloads ranging from very slow to very fast.
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//
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// The idea is that for fast downloads, we get the speed over exactly the last three seconds.
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// For slow downloads (where a network read takes more than 150ms to complete), we get the
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// speed over a larger time period, as large as it takes to complete twenty reads. This is
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// good because slow downloads tend to fluctuate more and a 3-second average would be too
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// erratic.
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static void bar_update(struct bar_progress* bp, uint64_t howmuch, uint64_t dltime)
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{
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struct bar_progress_hist* hist = &bp->hist;
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uint64_t recent_age = dltime - bp->recent_start;
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// Update the download count.
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bp->recent_bytes += howmuch;
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// For very small time intervals, we return after having updated the
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// "recent" download count. When its age reaches or exceeds minimum
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// sample time, it will be recorded in the history ring.
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if (recent_age < SPEED_SAMPLE_MIN)
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return;
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if (howmuch == 0) {
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// If we're not downloading anything, we might be stalling,
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// i.e. not downloading anything for an extended period of time.
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// Since 0-reads do not enter the history ring, recent_age
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// effectively measures the time since last read.
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if (recent_age >= STALL_START_TIME) {
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// If we're stalling, reset the ring contents because it's
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// stale and because it will make bar_update stop printing
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// the (bogus) current bandwidth.
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bp->stalled = TRUE;
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memset(hist, 0, sizeof(struct bar_progress_hist));
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bp->recent_bytes = 0;
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}
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return;
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}
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// We now have a non-zero amount of to store to the speed ring.
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// If the stall status was acquired, reset it.
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if (bp->stalled) {
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bp->stalled = FALSE;
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// "recent_age" includes the entire stalled period, which
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// could be very long. Don't update the speed ring with that
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// value because the current bandwidth would start too small.
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// Start with an arbitrary (but more reasonable) time value and
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// let it level out.
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recent_age = 1000;
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}
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// Store "recent" bytes and download time to history ring at the position POS.
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// To correctly maintain the totals, first invalidate existing data
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// (least recent in time) at this position. */
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hist->total_time -= hist->times[hist->pos];
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hist->total_bytes -= hist->bytes[hist->pos];
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// Now store the new data and update the totals.
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hist->times[hist->pos] = recent_age;
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hist->bytes[hist->pos] = bp->recent_bytes;
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hist->total_time += recent_age;
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hist->total_bytes += bp->recent_bytes;
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// Start a new "recent" period.
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bp->recent_start = dltime;
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bp->recent_bytes = 0;
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// Advance the current ring position.
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if (++hist->pos == SPEED_HISTORY_SIZE)
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hist->pos = 0;
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}
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// This updates the progress bar as well as the data displayed on it so that we can
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// This updates the progress bar as well as the data displayed on it so that we can
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// display percentage completed, rate of transfer and estimated remaining duration.
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// display percentage completed, rate of transfer and estimated remaining duration.
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// During init (op = OP_INIT) an optional HWND can be passed on which to look for
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// During init (op = OP_INIT) an optional HWND can be passed on which to look for
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// a progress bar.
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// a progress bar. Part of the code (eta, speed) comes from GNU wget.
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void UpdateProgressWithInfo(int op, int msg, uint64_t processed, uint64_t total)
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void UpdateProgressWithInfo(int op, int msg, uint64_t processed, uint64_t total)
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{
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{
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static int last_update_progress_type = UPT_PERCENT;
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static struct bar_progress bp = { 0 };
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HWND hProgressDialog = (HWND)(uintptr_t)processed;
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HWND hProgressDialog = (HWND)(uintptr_t)processed;
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static HWND hProgressBar = NULL;
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static HWND hProgressBar = NULL;
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static uint64_t start_time = 0, last_refresh = 0;
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static uint64_t start_time = 0, last_refresh = 0;
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uint64_t rate = 0, current_time = GetTickCount64();
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uint64_t speed = 0, current_time = GetTickCount64();
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static float percent = 0.0f;
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double percent = 0.0;
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char msg_data[128];
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char msg_data[128];
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static BOOL bNoAltMode = FALSE;
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static BOOL bNoAltMode = FALSE;
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if (op == OP_INIT) {
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if (op == OP_INIT) {
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start_time = current_time - 1;
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start_time = current_time - 1;
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last_refresh = 0;
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last_refresh = 0;
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last_update_progress_type = UPT_PERCENT;
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percent = 0.0f;
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percent = 0.0f;
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rate = 0;
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speed = 0;
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memset(&bp, 0, sizeof(bp));
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bp.total_length = total;
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hProgressBar = NULL;
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hProgressBar = NULL;
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bNoAltMode = (BOOL)msg;
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bNoAltMode = (BOOL)msg;
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if (hProgressDialog != NULL) {
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if (hProgressDialog != NULL) {
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@ -1296,34 +1404,88 @@ void UpdateProgressWithInfo(int op, int msg, uint64_t processed, uint64_t total)
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SendMessage(hProgressDialog, UM_PROGRESS_INIT, 0, 0);
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SendMessage(hProgressDialog, UM_PROGRESS_INIT, 0, 0);
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}
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}
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} else if ((hProgressBar != NULL) || (op > 0)) {
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} else if ((hProgressBar != NULL) || (op > 0)) {
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if (processed > total)
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uint64_t dl_total_time = current_time - start_time;
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processed = total;
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uint64_t howmuch = processed - bp.count;
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percent = (100.0f * processed) / (1.0f * total);
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bp.count = processed;
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// TODO: Better transfer rate computation using a weighted algorithm such as one from
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bp.total_length = total;
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// https://stackoverflow.com/questions/2779600/how-to-estimate-download-time-remaining-accurately
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if (bp.count > bp.total_length)
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rate = (current_time == start_time) ? 0 : (processed * 1000) / (current_time - start_time);
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bp.total_length = bp.count;
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if ((processed == total) || (current_time > last_refresh + MAX_REFRESH)) {
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if (bp.total_length > 0)
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if (bNoAltMode)
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percent = (100.0f * bp.count) / (1.0f * bp.total_length);
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update_progress_type = 0;
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else
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if (update_progress_type == UPT_SPEED) {
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percent = 0.0f;
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static_sprintf(msg_data, "%s/s", SizeToHumanReadable(rate, FALSE, FALSE));
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} else if (update_progress_type == UPT_TIME) {
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if ((bp.hist.total_time > 999) && (bp.hist.total_bytes != 0)) {
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uint64_t seconds = (rate == 0) ? 24 * 3600 : (total - processed) / rate + 1;
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// Calculate the download speed using the history ring and
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static_sprintf(msg_data, "%d:%02d:%02d", (uint32_t)(seconds / 3600), (uint16_t)((seconds % 3600) / 60), (uint16_t)(seconds % 60));
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// recent data that hasn't made it to the ring yet.
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uint64_t dlquant = bp.hist.total_bytes + bp.recent_bytes;
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uint64_t dltime = bp.hist.total_time + (dl_total_time - bp.recent_start);
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speed = (dltime == 0) ? 0 : (dlquant * 1000) / dltime;
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} else {
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} else {
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static_sprintf(msg_data, "%0.1f%%", percent);
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speed = 0;
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}
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}
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last_refresh = current_time;
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bar_update(&bp, howmuch, dl_total_time);
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if (bNoAltMode)
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update_progress_type = UPT_PERCENT;
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switch (update_progress_type) {
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case UPT_SPEED:
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if (speed != 0)
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static_sprintf(msg_data, "%s/s", SizeToHumanReadable(speed, FALSE, FALSE));
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else
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static_sprintf(msg_data, "---");
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break;
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case UPT_ETA:
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if ((bp.total_length > 0) && (bp.count > 0) && (dl_total_time > 3000)) {
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uint32_t eta = 0;
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// Don't change the value of ETA more than approximately once
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// per second; doing so would cause flashing without providing
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// any value to the user.
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if ((bp.total_length != processed) && (bp.last_eta_value != 0) &&
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(dl_total_time - bp.last_eta_time < ETA_REFRESH_INTERVAL)) {
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eta = bp.last_eta_value;
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} else {
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// Calculate ETA using the average download speed to predict
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// the future speed. If you want to use a speed averaged
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// over a more recent period, replace dl_total_time with
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// hist->total_time and bp->count with hist->total_bytes.
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// I found that doing that results in a very jerky and
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// ultimately unreliable ETA.
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uint64_t bytes_remaining = bp.total_length - processed;
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double d_eta = (dl_total_time / 1000.0) * (bytes_remaining * 1.0) / (bp.count * 1.0);
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if (d_eta >= INT_MAX - 1)
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goto skip_eta;
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eta = (uint32_t)(d_eta + 0.5);
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bp.last_eta_value = eta;
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bp.last_eta_time = dl_total_time;
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}
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static_sprintf(msg_data, "%d:%02d:%02d", eta / 3600, (uint16_t)((eta % 3600) / 60), (uint16_t)(eta % 60));
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} else {
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skip_eta:
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static_sprintf(msg_data, "-:--:--");
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}
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break;
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default:
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static_sprintf(msg_data, "%0.1f%%", percent);
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break;
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}
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if ((bp.count == bp.total_length) || (current_time > last_refresh + MAX_REFRESH)) {
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if (op < 0) {
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if (op < 0) {
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SendMessage(hProgressBar, PBM_SETPOS, (WPARAM)(MAX_PROGRESS * percent / 100.0f), 0);
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SendMessage(hProgressBar, PBM_SETPOS, (WPARAM)(MAX_PROGRESS * percent / 100.0f), 0);
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if (op == OP_NOOP_WITH_TASKBAR)
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if (op == OP_NOOP_WITH_TASKBAR)
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SetTaskbarProgressValue((ULONGLONG)(MAX_PROGRESS * percent / 100.0f), MAX_PROGRESS);
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SetTaskbarProgressValue((ULONGLONG)(MAX_PROGRESS * percent / 100.0f), MAX_PROGRESS);
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} else {
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} else {
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UpdateProgress(op, percent);
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UpdateProgress(op, (float)percent);
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}
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}
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if (msg >= 0)
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if ((msg >= 0) && ((current_time > bp.last_screen_update + SCREEN_REFRESH_INTERVAL) ||
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(last_update_progress_type != update_progress_type) || (bp.count == bp.total_length))) {
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PrintInfo(0, msg, msg_data);
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PrintInfo(0, msg, msg_data);
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bp.last_screen_update = current_time;
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}
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}
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last_refresh = current_time;
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}
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last_update_progress_type = update_progress_type;
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}
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}
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}
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}
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22
src/ui.h
22
src/ui.h
|
@ -47,10 +47,30 @@
|
||||||
enum update_progress_type {
|
enum update_progress_type {
|
||||||
UPT_PERCENT = 0,
|
UPT_PERCENT = 0,
|
||||||
UPT_SPEED,
|
UPT_SPEED,
|
||||||
UPT_TIME,
|
UPT_ETA,
|
||||||
UPT_MAX
|
UPT_MAX
|
||||||
};
|
};
|
||||||
|
|
||||||
|
// Size of the download speed history ring.
|
||||||
|
#define SPEED_HISTORY_SIZE 20
|
||||||
|
|
||||||
|
// The minimum time length of a history sample. By default, each sample is at least 150ms long,
|
||||||
|
// which means that, over the course of 20 samples, "current" download speed spans at least 3s
|
||||||
|
// into the past.
|
||||||
|
#define SPEED_SAMPLE_MIN 150
|
||||||
|
|
||||||
|
// The time after which the download starts to be considered "stalled", i.e. the current
|
||||||
|
// bandwidth is not printed and the recent download speeds are scratched.
|
||||||
|
#define STALL_START_TIME 5000
|
||||||
|
|
||||||
|
// Time between screen refreshes will not be shorter than this.
|
||||||
|
// NB: In Rufus' case, "screen" means the text overlaid on the progress bar.
|
||||||
|
#define SCREEN_REFRESH_INTERVAL 200
|
||||||
|
|
||||||
|
// Don't refresh the ETA too often to avoid jerkiness in predictions.
|
||||||
|
// This allows ETA to change approximately once per second.
|
||||||
|
#define ETA_REFRESH_INTERVAL 990
|
||||||
|
|
||||||
extern HWND hMultiToolbar, hSaveToolbar, hHashToolbar, hAdvancedDeviceToolbar, hAdvancedFormatToolbar;
|
extern HWND hMultiToolbar, hSaveToolbar, hHashToolbar, hAdvancedDeviceToolbar, hAdvancedFormatToolbar;
|
||||||
extern HFONT hInfoFont;
|
extern HFONT hInfoFont;
|
||||||
extern UINT_PTR UM_LANGUAGE_MENU_MAX;
|
extern UINT_PTR UM_LANGUAGE_MENU_MAX;
|
||||||
|
|
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Reference in a new issue