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Experimenting with image sequence performance (using Tif images)

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Jonathan Thomas
2013-02-13 02:46:55 -06:00
parent 40e6f7da50
commit c07b97d52a
7 changed files with 44 additions and 11 deletions
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5
src/FFmpegReader.cpp
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@@ -295,6 +295,7 @@ void FFmpegReader::UpdateVideoInfo()
tr1::shared_ptr<Frame> FFmpegReader::GetFrame(int requested_frame) throw(ReaderClosed, TooManySeeks)
{
//cout << "GET FRAME " << requested_frame << ", last_frame: " << last_frame << endl;
// Check for open reader (or throw exception)
if (!is_open)
throw ReaderClosed("The FFmpegReader is closed. Call Open() before calling this method.", path);
@@ -364,13 +365,13 @@ tr1::shared_ptr<Frame> FFmpegReader::ReadStream(int requested_frame)
// Minimum number of packets to process (for performance reasons)
int packets_processed = 0;
int minimum_packets = 16;
int minimum_packets = 8;
//omp_set_num_threads(1);
omp_set_nested(true);
#pragma omp parallel
{
#pragma omp master
#pragma omp single
{
// Loop through the stream until the correct frame is found
while (true)