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Work around for mkv2vfr files

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Originally committed to SVN as r223.
This commit is contained in:
Rodrigo Braz Monteiro 2006-03-14 00:08:56 +00:00
parent bb037fc271
commit ef779fb6db
1 changed files with 28 additions and 52 deletions
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80
core/vfr.cpp
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@ -36,11 +36,11 @@
///////////
// Headers
#include <wx/filename.h>
#include "vfr.h"
#include "utils.h"
#include <wx/filename.h>
#include <fstream>
#include <algorithm>
#include "text_file_reader.h"
/////////////////////
// V2 Clear function
@ -94,39 +94,32 @@ void FrameRate::Load(wxString filename) {
if (!filetest.FileExists()) throw _T("File not found.");
// Open file
ifstream file;
file.open(filename.mb_str(wxConvLocal));
if (!file.is_open()) throw _T("Could not open file.");
TextFileReader file(filename);
try {
// Read header
char buffer[65536];
file.getline(buffer,65536);
wxString header(buffer,wxConvUTF8);
wxString curLine;
curLine = file.ReadLineFromFile();
wxString header = curLine;
// V1, code converted from avcvfr9
if (header == _T("# timecode format v1")) {
//locate the default fps line
while (!file.eof()) {
file.getline(buffer,65536);
wxString curLine(buffer,wxConvUTF8);
if (header == _T("# timecode format v1") || header.Left(7).Lower() == _T("assume ")) {
// Locate the default fps line
do {
// Skip empty lines and comments
if (curLine == _T("") || curLine.Left(1) == _T("#")) continue;
//skip empty lines and comments
if (curLine == _T("") || curLine.Left(1) == _T("#"))
continue;
//fix me? should be case insensitive comparison
else if (curLine.Left(7) != _T("Assume "))
throw _T("Encountered data before 'Assume <fps>' line");
else if (curLine.Left(7).Lower() != _T("assume ")) throw _T("Encountered data before 'Assume <fps>' line");
else {
if (!curLine.Mid(6).ToDouble(&AverageFrameRate) || AverageFrameRate <= 0)
throw _T("Invalid 'Assume <fps>' line");
if (!curLine.Mid(6).ToDouble(&AverageFrameRate) || AverageFrameRate <= 0) throw _T("Invalid 'Assume <fps>' line");
break;
}
}
//read and expand all timecodes to v2
// Get next line
curLine = file.ReadLineFromFile();
} while (file.HasMoreLines());
// Read and expand all timecodes to v2
wxString curline;
double currenttime = 0;
@ -136,11 +129,10 @@ void FrameRate::Load(wxString filename) {
long lend;
double lfps;
while (!file.eof()) {
file.getline(buffer,65536);
wxString curLine(buffer,wxConvUTF8);
while (file.HasMoreLines()) {
curLine = file.ReadLineFromFile();
//skip empty lines and comments
// Skip empty lines and comments
if (curLine == _T("") || curLine.Left(1) == _T("#"))
continue;
@ -183,9 +175,8 @@ void FrameRate::Load(wxString filename) {
last_frame = 0;
// Reads body
while (!file.eof()) {
file.getline (buffer,65536);
wxString curLine(buffer,wxConvUTF8);
while (file.HasMoreLines()) {
curLine = file.ReadLineFromFile();
//skip empty lines and comments
if (curLine == _T("") || curLine.Left(1) == _T("#"))
@ -209,32 +200,17 @@ void FrameRate::Load(wxString filename) {
}
// Unknown
else
else {
throw _T("Unknown file format.");
}
// Run test
/*bool doTest = false;
if (doTest) {
int fail = 0;
int res;
for (int i=0;i<1000;i++) {
res = GetFrameAtTime(GetTimeAtFrame(i));
if (res != i) {
wxLogMessage(wxString::Format(_T("Expected %i but got %i (%i)"),i,res,GetTimeAtFrame(i)));
fail++;
}
}
if (fail) wxLogMessage(wxString::Format(_T("Failed %i times"),fail));
else wxLogMessage(_T("VFR passes test"));
}*/
} catch (wchar_t *) {
file.close();
}
catch (...) {
Unload();
throw;
}
// Close file
file.close();
loaded = true;
vfrFile = filename;
FrameRateType = VFR;