NuPlayer: getSelectedTrack (7c4f0d75) · Commits · e / os / android_frameworks_av

include/media/mediaplayer.h

+2 −1

Original line number	Diff line number	Diff line
		@@ -172,7 +172,8 @@ enum media_player_invoke_ids {
		INVOKE_ID_ADD_EXTERNAL_SOURCE_FD = 3,
		INVOKE_ID_SELECT_TRACK = 4,
		INVOKE_ID_UNSELECT_TRACK = 5,
		INVOKE_ID_SET_VIDEO_SCALING_MODE = 6
		INVOKE_ID_SET_VIDEO_SCALING_MODE = 6,
		INVOKE_ID_GET_SELECTED_TRACK = 7
		};

		// Keep MEDIA_TRACK_TYPE_* in sync with MediaPlayer.java.

+38 −0

Original line number	Diff line number	Diff line
		@@ -427,6 +427,31 @@ void NuPlayer::onMessageReceived(const sp<AMessage> &msg) {
		break;
		}

		case kWhatGetSelectedTrack:
		{
		status_t err = INVALID_OPERATION;
		if (mSource != NULL) {
		err = OK;

		int32_t type32;
		CHECK(msg->findInt32("type", (int32_t*)&type32));
		media_track_type type = (media_track_type)type32;
		ssize_t selectedTrack = mSource->getSelectedTrack(type);

		Parcel* reply;
		CHECK(msg->findPointer("reply", (void**)&reply));
		reply->writeInt32(selectedTrack);
		}

		sp<AMessage> response = new AMessage;
		response->setInt32("err", err);

		uint32_t replyID;
		CHECK(msg->senderAwaitsResponse(&replyID));
		response->postReply(replyID);
		break;
		}

		case kWhatSelectTrack:
		{
		uint32_t replyID;
		@@ -1495,6 +1520,19 @@ status_t NuPlayer::getTrackInfo(Parcel* reply) const {
		return err;
		}

		status_t NuPlayer::getSelectedTrack(int32_t type, Parcel* reply) const {
		sp<AMessage> msg = new AMessage(kWhatGetSelectedTrack, id());
		msg->setPointer("reply", reply);
		msg->setInt32("type", type);

		sp<AMessage> response;
		status_t err = msg->postAndAwaitResponse(&response);
		if (err == OK && response != NULL) {
		CHECK(response->findInt32("err", &err));
		}
		return err;
		}

		status_t NuPlayer::selectTrack(size_t trackIndex, bool select) {
		sp<AMessage> msg = new AMessage(kWhatSelectTrack, id());
		msg->setSize("trackIndex", trackIndex);

+2 −0

Original line number	Diff line number	Diff line
		@@ -63,6 +63,7 @@ struct NuPlayer : public AHandler {

		status_t setVideoScalingMode(int32_t mode);
		status_t getTrackInfo(Parcel* reply) const;
		status_t getSelectedTrack(int32_t type, Parcel* reply) const;
		status_t selectTrack(size_t trackIndex, bool select);

		protected:
		@@ -109,6 +110,7 @@ private:
		kWhatPollDuration = 'polD',
		kWhatSourceNotify = 'srcN',
		kWhatGetTrackInfo = 'gTrI',
		kWhatGetSelectedTrack = 'gSel',
		kWhatSelectTrack = 'selT',
		};

+6 −0

Original line number	Diff line number	Diff line
		@@ -422,6 +422,12 @@ status_t NuPlayerDriver::invoke(const Parcel &request, Parcel *reply) {
		return mPlayer->selectTrack(trackIndex, false /* select */);
		}

		case INVOKE_ID_GET_SELECTED_TRACK:
		{
		int32_t type = request.readInt32();
		return mPlayer->getSelectedTrack(type, reply);
		}

		default:
		{
		return INVALID_OPERATION;

+5 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@

		#include <media/stagefright/foundation/AMessage.h>
		#include <media/stagefright/MetaData.h>
		#include <media/mediaplayer.h>
		#include <utils/Vector.h>

		namespace android {
		@@ -86,6 +87,10 @@ struct NuPlayer::Source : public AHandler {
		return NULL;
		}

		virtual ssize_t getSelectedTrack(media_track_type /* type */) const {
		return INVALID_OPERATION;
		}

		virtual status_t selectTrack(size_t /* trackIndex /, bool / select */) {
		return INVALID_OPERATION;
		}