d1ebc1a2b3
mp4v2 seems abandoned upstream. Patches: - A00: Add API call for subpicture subtitles - A01: Fix divide by zero - A02: Give a meaningfull error when hitting 4GB limit - P00: Fix compilation with mingw32
22 lines
1.1 KiB
Diff
22 lines
1.1 KiB
Diff
--- mp4v2-r355/src/mp4track.cpp 2012-01-05 15:44:29.000000000 +0100
|
|
+++ mp4v2-r355/src/mp4track.cpp 2012-01-05 15:47:34.000000000 +0100
|
|
@@ -819,13 +819,14 @@
|
|
(thisSecStart + timeScale) - lastSampleTime;
|
|
// calculate the duration of the last sample
|
|
MP4Duration lastSampleDur = sampleTime - lastSampleTime;
|
|
- uint32_t overflow_bytes;
|
|
// now, calculate the number of bytes we overflowed. Round up.
|
|
- overflow_bytes =
|
|
- ((lastSampleSize * overflow_dur) + (lastSampleDur - 1)) / lastSampleDur;
|
|
+ if( lastSampleDur > 0 ) {
|
|
+ uint32_t overflow_bytes = 0;
|
|
+ overflow_bytes = ((lastSampleSize * overflow_dur) + (lastSampleDur - 1)) / lastSampleDur;
|
|
|
|
- if (bytesThisSec - overflow_bytes > maxBytesPerSec) {
|
|
- maxBytesPerSec = bytesThisSec - overflow_bytes;
|
|
+ if (bytesThisSec - overflow_bytes > maxBytesPerSec) {
|
|
+ maxBytesPerSec = bytesThisSec - overflow_bytes;
|
|
+ }
|
|
}
|
|
|
|
// now adjust the values for this sample. Remove the bytes
|