Index: media/base/audio_latency.cc |
diff --git a/media/base/audio_latency.cc b/media/base/audio_latency.cc |
index 5d37edf415213ff72aeb6e9753927abf1dfb8894..7c185ef2cd4ab966f09e75354f0be896f9f7a2b4 100644 |
--- a/media/base/audio_latency.cc |
+++ b/media/base/audio_latency.cc |
@@ -10,6 +10,7 @@ |
#include "base/logging.h" |
#include "build/build_config.h" |
+#include "media/base/audio_parameters.h" |
namespace media { |
@@ -126,4 +127,19 @@ int AudioLatency::GetInteractiveBufferSize(int hardware_buffer_size) { |
return hardware_buffer_size; |
} |
+int AudioLatency::GetExactBufferSize(double duration_in_seconds, |
DaleCurtis
2017/03/28 17:34:07
This should take TimeDelta since it's a chromium c
Andrew MacPherson
2017/03/29 08:34:09
Done.
|
+ const AudioParameters& hardware_params) { |
+ const double requested_buffer_size = |
+ duration_in_seconds * hardware_params.sample_rate(); |
+ |
+ // Round up the requested size to the nearest multiple of the hardware size |
+ const int buffer_size = std::ceil(std::max(requested_buffer_size, 1.0) / |
+ hardware_params.frames_per_buffer()) * |
+ hardware_params.frames_per_buffer(); |
+ |
+ return std::max(std::min(buffer_size, GetHighLatencyBufferSize( |
DaleCurtis
2017/03/28 17:34:07
Hmm, I don't think these methods should call each
Andrew MacPherson
2017/03/29 08:34:09
Ok, I've modified this as you suggest to just use
|
+ hardware_params.sample_rate(), 0)), |
+ static_cast<int>(hardware_params.frames_per_buffer())); |
+} |
+ |
} // namespace media |