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Android - DTMF decoder algorithm.

Job Description:

Create an DTMF decoder algorithm.

The Android APP should uses the algorithm to decode any DTMF tone on the audio signal received by the microphone.

The final delivery should be a Android APP that:

- Listen the microphone sound, searching for a DTMF tone.

- Decode the received DTMF tone.

- If there is a DTMF tone on the audio input then the app should display the decoded DTMF numbers.

- The software should filter the input microphone audio (digital band pass filter) to avoid noise or contaminations.


- The DTMF decoder algorithm should allow tone frequency value modification

- There is an example on Github "pjasiun/ dtmf-decoder"

Навыки: Программирование на С, Java, Mobile App Development, Android, Архитектура ПО

О клиенте:
( 38 отзыв(-а, -ов) ) Santo Andre, Brazil

ID проекта: #35829457



Greetings! Please consider my bid. I'm an experienced freelance programmer. Let's discuss the details in chat. Best regards, -Alexandre Kharlamov

$500 USD за 7 дней(-я)
(51 отзывов(-а))

28 фрилансеров(-а) готовы выполнить эту работу в среднем за $582


Hi Good evening , How are you? I just saw your job posting . I see you have been looking for someone experience with these technologies Android, Software Architecture, Mobile App Development, Java and C Programming. Больше

$750 USD за 16 дней(-я)
(143 отзывов(-а))

Hello, we’ve taken a look at the details that you have provided for your project’s needs, as you are looking to build an Android APP by using the algorithm to decode any DTMF tone on the audio signal received by the mi Больше

$250 USD за 7 дней(-я)
(66 отзывов(-а))

Hello How are you? I have rich experience for Android and DTMF decoder development. I checked your description carefully. If you give me chance, I will try my best for you. Please discuss more detail in chat. Thanks.

$600 USD за 10 дней(-я)
(37 отзывов(-а))

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$500 USD за 7 дней(-я)
(9 отзывов(-а))

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$1500 USD за 7 дней(-я)
(7 отзывов(-а))

Android - DTMF decoder algorithm. Hi, how are you? Can we discuss in detail? I believe I could swiftly surpass your expectations for this role. I look forward to discussing your needs and what I can offer in further d Больше

$450 USD за 3 дней(-я)
(7 отзывов(-а))

Hello, You have used pjasiun/dtmf-decoder? Or you plan to create from zero? Ronald

$250 USD за 30 дней(-я)
(34 отзывов(-а))

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$500 USD за 7 дней(-я)
(4 отзывов(-а))

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$500 USD за 7 дней(-я)
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$500 USD за 5 дней(-я)
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(1 отзыв)

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$300 USD за 7 дней(-я)
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$450 USD за 10 дней(-я)
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$250 USD за 2 дней(-я)
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