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Commit 8d15f4c1 authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Invalidate all other clients when bit-perfect playback becomes active."... 

Merge "Invalidate all other clients when bit-perfect playback becomes active." into udc-qpr-dev am: c120d093

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/23693660



Change-Id: I543892b5e0952f1c2f39fb1c2d4a381c9ecd4ac1
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 9c0160d8 c120d093

services/audiopolicy/managerdefault/AudioPolicyManager.cpp

+20 −0
Original line number Diff line number Diff line
@@ -2153,6 +2153,26 @@ status_t AudioPolicyManager::startOutput(audio_port_handle_t portId) 
                return DEAD_OBJECT;

            }

            info->increaseActiveClient();

            if (info->getActiveClientCount() == 1 &&

                (info->getFlags() & AUDIO_OUTPUT_FLAG_BIT_PERFECT) != AUDIO_OUTPUT_FLAG_NONE) {

                // If it is first bit-perfect client, reroute all clients that will be routed to

                // the bit-perfect sink so that it is guaranteed only bit-perfect stream is active.

                PortHandleVector clientsToInvalidate;

                for (size_t i = 0; i < mOutputs.size(); i++) {

                    if (mOutputs[i] == outputDesc ||

                        !mOutputs[i]->devices().filter(outputDesc->devices()).isEmpty()) {

                        continue;

                    }

                    for (const auto& c : mOutputs[i]->getClientIterable()) {

                        clientsToInvalidate.push_back(c->portId());

                    }

                }

                if (!clientsToInvalidate.empty()) {

                    ALOGD("%s Invalidate clients due to first bit-perfect client started",

                          __func__);

                    mpClientInterface->invalidateTracks(clientsToInvalidate);

                }

            }

        }

    }