nsresult GStreamerReader::GetBuffered(dom::TimeRanges* aBuffered,
int64_t aStartTime)
{
if (!mInfo.HasValidMedia()) {
return NS_OK;
}
#if GST_VERSION_MAJOR == 0
GstFormat format = GST_FORMAT_TIME;
#endif
MediaResource* resource = mDecoder->GetResource();
nsTArray<MediaByteRange> ranges;
resource->GetCachedRanges(ranges);
if (resource->IsDataCachedToEndOfResource(0)) {
/* fast path for local or completely cached files */
gint64 duration = 0;
{
ReentrantMonitorAutoEnter mon(mDecoder->GetReentrantMonitor());
duration = mDecoder->GetMediaDuration();
}
double end = (double) duration / GST_MSECOND;
LOG(PR_LOG_DEBUG, "complete range [0, %f] for [0, %li]",
end, resource->GetLength());
aBuffered->Add(0, end);
return NS_OK;
}
for(uint32_t index = 0; index < ranges.Length(); index++) {
int64_t startOffset = ranges[index].mStart;
int64_t endOffset = ranges[index].mEnd;
gint64 startTime, endTime;
#if GST_VERSION_MAJOR >= 1
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
startOffset, GST_FORMAT_TIME, &startTime))
continue;
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
endOffset, GST_FORMAT_TIME, &endTime))
continue;
#else
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
startOffset, &format, &startTime) || format != GST_FORMAT_TIME)
continue;
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
endOffset, &format, &endTime) || format != GST_FORMAT_TIME)
continue;
#endif
double start = (double) GST_TIME_AS_USECONDS (startTime) / GST_MSECOND;
double end = (double) GST_TIME_AS_USECONDS (endTime) / GST_MSECOND;
LOG(PR_LOG_DEBUG, "adding range [%f, %f] for [%li %li] size %li",
start, end, startOffset, endOffset, resource->GetLength());
aBuffered->Add(start, end);
}
return NS_OK;
}
nsresult GStreamerReader::GetBuffered(TimeRanges* aBuffered,
int64_t aStartTime)
{
if (!mInfo.mHasVideo && !mInfo.mHasAudio) {
return NS_OK;
}
GstFormat format = GST_FORMAT_TIME;
MediaResource* resource = mDecoder->GetResource();
nsTArray<MediaByteRange> ranges;
resource->GetCachedRanges(ranges);
if (mDecoder->OnStateMachineThread())
/* Report the position from here while buffering as we can't report it from
* the gstreamer threads that are actually reading from the resource
*/
NotifyBytesConsumed();
if (resource->IsDataCachedToEndOfResource(0)) {
/* fast path for local or completely cached files */
gint64 duration = 0;
duration = QueryDuration();
double end = (double) duration / GST_MSECOND;
LOG(PR_LOG_DEBUG, ("complete range [0, %f] for [0, %li]",
end, resource->GetLength()));
aBuffered->Add(0, end);
return NS_OK;
}
for(uint32_t index = 0; index < ranges.Length(); index++) {
int64_t startOffset = ranges[index].mStart;
int64_t endOffset = ranges[index].mEnd;
gint64 startTime, endTime;
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
startOffset, &format, &startTime) || format != GST_FORMAT_TIME)
continue;
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
endOffset, &format, &endTime) || format != GST_FORMAT_TIME)
continue;
double start = (double) GST_TIME_AS_USECONDS (startTime) / GST_MSECOND;
double end = (double) GST_TIME_AS_USECONDS (endTime) / GST_MSECOND;
LOG(PR_LOG_DEBUG, ("adding range [%f, %f] for [%li %li] size %li",
start, end, startOffset, endOffset, resource->GetLength()));
aBuffered->Add(start, end);
}
return NS_OK;
}
media::TimeIntervals GStreamerReader::GetBuffered()
{
MOZ_ASSERT(OnTaskQueue());
if (!HaveStartTime()) {
return media::TimeIntervals();
}
media::TimeIntervals buffered;
if (!mInfo.HasValidMedia()) {
return buffered;
}
#if GST_VERSION_MAJOR == 0
GstFormat format = GST_FORMAT_TIME;
#endif
AutoPinned<MediaResource> resource(mDecoder->GetResource());
nsTArray<MediaByteRange> ranges;
resource->GetCachedRanges(ranges);
if (resource->IsDataCachedToEndOfResource(0)) {
/* fast path for local or completely cached files */
gint64 duration =
mDuration.ReadOnWrongThread().refOr(media::TimeUnit::FromMicroseconds(0)).ToMicroseconds();
LOG(LogLevel::Debug, "complete range [0, %f] for [0, %li]",
(double) duration / GST_MSECOND, GetDataLength());
buffered +=
media::TimeInterval(media::TimeUnit::FromMicroseconds(0),
media::TimeUnit::FromMicroseconds(duration));
return buffered;
}
for(uint32_t index = 0; index < ranges.Length(); index++) {
int64_t startOffset = ranges[index].mStart;
int64_t endOffset = ranges[index].mEnd;
gint64 startTime, endTime, duration;
bool haveDuration = false;
#if GST_VERSION_MAJOR >= 1
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
startOffset, GST_FORMAT_TIME, &startTime))
continue;
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
endOffset, GST_FORMAT_TIME, &endTime))
continue;
if (gst_element_query_duration(GST_ELEMENT(mPlayBin),
GST_FORMAT_TIME, &duration)) {
haveDuration = true;
}
#else
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
startOffset, &format, &startTime) || format != GST_FORMAT_TIME)
continue;
if (!gst_element_query_convert(GST_ELEMENT(mPlayBin), GST_FORMAT_BYTES,
endOffset, &format, &endTime) || format != GST_FORMAT_TIME)
continue;
if (gst_element_query_duration(GST_ELEMENT(mPlayBin),
&format, &duration) && format == GST_FORMAT_TIME) {
haveDuration = true;
}
#endif
// Check that the estimated time doesn't go beyond known duration
// as this indicates a buggy gst plugin.
if (haveDuration && endTime > duration) {
LOG(LogLevel::Debug, "Have duration %" GST_TIME_FORMAT "contradicting endTime %" GST_TIME_FORMAT,
GST_TIME_ARGS(duration), GST_TIME_ARGS(endTime));
endTime = std::min(endTime, duration);
}
LOG(LogLevel::Debug, "adding range [%f, %f] for [%li %li] size %li",
(double) GST_TIME_AS_USECONDS (startTime) / GST_MSECOND,
(double) GST_TIME_AS_USECONDS (endTime) / GST_MSECOND,
startOffset, endOffset, GetDataLength());
buffered +=
media::TimeInterval(media::TimeUnit::FromMicroseconds(GST_TIME_AS_USECONDS(startTime)),
media::TimeUnit::FromMicroseconds(GST_TIME_AS_USECONDS(endTime)));
}
return buffered;
}
