Questions tagged [opencore]

Questions related to OpenCore, multimedia framework of earlier Android versions (2.2.x Froyo and before). Originally contributed by PacketVideo, OpenCore provided an extensible framework for multimedia rendering and authoring and video telephony

25 questions
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How MediaCodec finds the codec inside the framework in Android?

I am trying to understanding how MediaCodec is used for hardware decoding. My knowledge in android internal is very limited. Here is my findings: There is a xml file which represents the codec details in the android system . …
Whoami
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2 answers

VideoView and Progressive download

In my application I need to provide the user with a preview on a progressive download (video file). In order to achieve this, I'm using VideoView component to show the content of the video (.mp4, .3gpp) which is being downloaded. The problem is that…
a.bertucci
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OpenMAX DL (development layer) support in android

Is it possible to use OpenMAX DL library in android? AFAIK android 2.2 uses OpenCore that probably doesn't implement this part of OpenMAX standard. Few months ago VisualOn joined OHA and their VOME fully implements OpenMAX. Does anyone know if VOME…
Patrick
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Is the native AAC decoder available when using Android NDK?

I'm looking for a way to decode AAC natively to PCM on Android. The decoder source code is at https://android.googlesource.com/platform/external/opencore/+/master/codecs_v2/audio/aac/dec, but I'm not familiar with NDK at all. 1) There's no way of…
neu242
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1 answer

Accessing Native Codecs in Android 3.x version and above

I would like to use the native decoder for a custom video player. The VideoView and MediaPlayer does not provide functionality that will support my requirements. I am using FFMPEG (software decoder) right now, but I would prefer to use native…
2
votes
2 answers

Check response using urllib2

I am trying access a page by incrementing the page counter using opencorporates api. But the problem is there are times when useless data is there. For example in the below url for jurisdiction_code = ae_az I get webpage showing just…
blackmamba
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Android: Is Audio Effects supported in OpenCore?

I would like to ask if audio-effects is supported in OpenCore. When we tried to set some audio effects and tried to play the audio file (supported on opencore only), it seems that the effects are not enabled. However, when we tried to play an audio…
artsylar
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Can defaults write go more than one key deep?

I want to create a defaults write command go 2 levels deep, but can't find anything online. The closest I got was 1 level deep using the -dict switch. I want to script my OC update, so a lot of people could probably use this method, if I can get it…
1
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0 answers

How to use Opencore AMR in iPhone app?

iOS 4.3 no longer supports playing AMR Audio Files which is horrible and completely kills my app. Some people have suggested using Opencore-amr but I'm at a loss in terms of how to compile the library and integrate it into my iPhone application. I'm…
mymmaster
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Xcode - unidentified symbols for architecture archs in libpjmedia-codec-arm-apple-darwin9.a(opencore.o)

I really having a hard time to figure out the problem. i'm using PJSIP and also opencore-amr. successfully compiled opencore-amr to arm64 (lipo -info told me) successfully integrate opencore-amr (arm64) with PJSIP (arm64),configure it, make dep,…
Erwin Lim
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1 answer

Difference of OpenCore and Stagefright

MY Understanding: 1) OpenCore / Stagefright both are multimedia frameworks in Android. 2) OpenCore was replaced with Stagefright. What i do not understand? Where can i find information like which version supports which media framework? For…
Whoami
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compiling opencore-amr for ios5 using Xcode4.2: no include path in which to search for limits.h

I'm trying to compile a static library for the opencore-amr project to use in ios. My setup is Xcode4.2 / iOS5 sdk (since I'm still running Snow Leopard). I've tweaked the build script attached here to use -isysroot instead of --sysroot, and…
qix
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OpenCore - Dell 5577 - Can't get battery to work Hackintosh

I finally installed Hackintosh without getting scared, as I found out that OpenCore was the easiest way. Got to install on my Dell 5577, Audio/Bluetooth/Wifi/Hi-Dpi all things are finally working but the only thing that is bothering me is the…
NerdioN
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2 answers

Android display OpenCore logs

I am trying to display opencore logs. I have already tried the ff. but still logs are not showing in the logcat. 1. created pvlogger.txt in sdcard and still no use. # echo 8 > /sdcard/pvlogger.txt 2. Edited the PV_LOG_INST_LEVEL from 0 to 5 in…
artsylar
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RTSP playback:Difference between VLC and Android's build-in OpenCore

I am working on an Android app to play video stream in RTSP protocol, which provided by the Darwin streaming server. My problem is that the RTSP stream cannot be played using Android's VideoView/MediaPlayer via some specific WiFi hotspots, e.g. at…
Bolton
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