using boost::bind;
using boost::optional;
using boost::function;
+using namespace dcpomatic;
/** Minimum video readahead in frames */
#define MINIMUM_VIDEO_READAHEAD 10
-/** Maximum video readahead in frames; should never be reached unless there are bugs in Player */
+/** Maximum video readahead in frames; should never be exceeded (by much) unless there are bugs in Player */
#define MAXIMUM_VIDEO_READAHEAD 48
/** Minimum audio readahead in frames */
#define MINIMUM_AUDIO_READAHEAD (48000 * MINIMUM_VIDEO_READAHEAD / 24)
-/** Minimum audio readahead in frames; should never be reached unless there are bugs in Player */
+/** Maximum audio readahead in frames; should never be exceeded (by much) unless there are bugs in Player */
#define MAXIMUM_AUDIO_READAHEAD (48000 * MAXIMUM_VIDEO_READAHEAD / 24)
/** @param pixel_format Pixel format functor that will be used when calling ::image on PlayerVideos coming out of this
- * butler. This will be used (where possible) to prepare the PlayerVideos so that calling image() on them is quick().
+ * butler. This will be used (where possible) to prepare the PlayerVideos so that calling image() on them is quick.
* @param aligned Same as above for the `aligned' flag.
* @param fast Same as above for the `fast' flag.
*/
{
if (_video.size() >= MAXIMUM_VIDEO_READAHEAD * 10) {
/* This is way too big */
- throw ProgrammingError
- (__FILE__, __LINE__, String::compose ("Butler video buffers reached %1 frames (audio is %2)", _video.size(), _audio.size()));
+ optional<DCPTime> pos = _audio.peek();
+ if (pos) {
+ throw ProgrammingError
+ (__FILE__, __LINE__, String::compose ("Butler video buffers reached %1 frames (audio is %2 at %3)", _video.size(), _audio.size(), pos->get()));
+ } else {
+ throw ProgrammingError
+ (__FILE__, __LINE__, String::compose ("Butler video buffers reached %1 frames (audio is %2)", _video.size(), _audio.size()));
+ }
}
if (_audio.size() >= MAXIMUM_AUDIO_READAHEAD * 10) {
/* This is way too big */
- throw ProgrammingError
- (__FILE__, __LINE__, String::compose ("Butler audio buffers reached %1 frames (video is %2)", _audio.size(), _video.size()));
+ optional<DCPTime> pos = _audio.peek();
+ if (pos) {
+ throw ProgrammingError
+ (__FILE__, __LINE__, String::compose ("Butler audio buffers reached %1 frames at %2 (video is %3)", _audio.size(), pos->get(), _video.size()));
+ } else {
+ throw ProgrammingError
+ (__FILE__, __LINE__, String::compose ("Butler audio buffers reached %1 frames (video is %3)", _audio.size(), _video.size()));
+ }
}
if (_video.size() >= MAXIMUM_VIDEO_READAHEAD * 2) {
Butler::seek (DCPTime position, bool accurate)
{
boost::mutex::scoped_lock lm (_mutex);
+ _awaiting = optional<DCPTime>();
seek_unlocked (position, accurate);
}
}
void
-Butler::prepare (weak_ptr<PlayerVideo> weak_video) const
+Butler::prepare (weak_ptr<PlayerVideo> weak_video)
+try
{
shared_ptr<PlayerVideo> video = weak_video.lock ();
/* If the weak_ptr cannot be locked the video obviously no longer requires any work */
LOG_TIMING("finish-prepare in %1", thread_id());
}
}
+catch (...)
+{
+ store_current ();
+ boost::mutex::scoped_lock lm (_mutex);
+ _died = true;
+}
void
Butler::video (shared_ptr<PlayerVideo> video, DCPTime time)