diff options
Diffstat (limited to 'en/devices/audio/tv.html')
| -rw-r--r-- | en/devices/audio/tv.html | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/en/devices/audio/tv.html b/en/devices/audio/tv.html index 29c95bb5..61bdbe4e 100644 --- a/en/devices/audio/tv.html +++ b/en/devices/audio/tv.html @@ -73,12 +73,12 @@ of all the TV output (11Khz, 16bit mono or 48Khz, 16bit mono). Used only for aud <p>Android supports the following audio devices for TV audio input/output.</p> -<h4>system/media/audio/include/system/audio.h</h4> +<h4><code>system/media/audio/include/system/audio.h</code></h4> <p class="note"><strong>Note:</strong> In Android 5.1 and earlier, the path to this file is: <code>system/core/include/system/audio.h</code></p> -<pre> +<pre class="devsite-click-to-copy"> /* output devices */ AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x400, AUDIO_DEVICE_OUT_HDMI = AUDIO_DEVICE_OUT_AUX_DIGITAL, @@ -101,12 +101,12 @@ AUDIO_DEVICE_IN_LOOPBACK = AUDIO_DEVICE_BIT_IN | 0x40000, <p>The Audio HAL extension for the audio routing API is defined by following:</p> -<h4>system/media/audio/include/system/audio.h</h4> +<h4><code>system/media/audio/include/system/audio.h</code></h4> <p class="note"><strong>Note:</strong> In Android 5.1 and earlier, the path to this file is: <code>system/core/include/system/audio.h</code></p> -<pre> +<pre class="devsite-click-to-copy"> /* audio port configuration structure used to specify a particular configuration of an audio port */ struct audio_port_config { audio_port_handle_t id; /* port unique ID */ @@ -144,9 +144,9 @@ struct audio_port { }; </pre> -<h4>hardware/libhardware/include/hardware/audio.h</h4> +<h4><code>hardware/libhardware/include/hardware/audio.h</code></h4> -<pre> +<pre class="devsite-click-to-copy"> struct audio_hw_device { : /** @@ -185,9 +185,9 @@ struct audio_hw_device { <p>To test DEVICE_IN_LOOPBACK for TV monitoring, use the following testing code. After running the test, the captured audio saves to <code>/sdcard/record_loopback.raw</code>, where you can listen to -it using <code>ffmeg</code>.</p> +it using <code><a href="https://en.wikipedia.org/wiki/FFmpeg">FFmpeg</a></code>.</p> -<pre> +<pre class="devsite-click-to-copy"> <uses-permission android:name="android.permission.MODIFY_AUDIO_ROUTING" /> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> @@ -267,12 +267,12 @@ it using <code>ffmeg</code>.</p> </pre> <p>Locate the captured audio file in <code>/sdcard/record_loopback.raw</code> and listen to it using -<code>ffmeg</code>:</p> +<code>FFmpeg</code>:</p> -<pre> -adb pull /sdcard/record_loopback.raw -ffmpeg -f s16le -ar 48k -ac 1 -i record_loopback.raw record_loopback.wav -ffplay record_loopback.wav +<pre class="devsite-click-to-copy"> +<code class="devsite-terminal">adb pull /sdcard/record_loopback.raw</code> +<code class="devsite-terminal">ffmpeg -f s16le -ar 48k -ac 1 -i record_loopback.raw record_loopback.wav</code> +<code class="devsite-terminal">ffplay record_loopback.wav</code> </pre> <h2 id="useCases">Use cases</h2> |