diff --git a/markdown/tutorials/basic/dynamic-pipelines.md b/markdown/tutorials/basic/dynamic-pipelines.md index 96f546bea3..652a1e9c36 100644 --- a/markdown/tutorials/basic/dynamic-pipelines.md +++ b/markdown/tutorials/basic/dynamic-pipelines.md @@ -279,6 +279,7 @@ This is a forward reference, to be used later. /* Create the elements */ data.source = gst_element_factory_make ("uridecodebin", "source"); data.convert = gst_element_factory_make ("audioconvert", "convert"); +data.resample = gst_element_factory_make ("audioresample", "resample"); data.sink = gst_element_factory_make ("autoaudiosink", "sink"); ``` @@ -293,6 +294,11 @@ making sure that this example will work on any platform, since the format produced by the audio decoder might not be the same that the audio sink expects. +`audioresample` is useful for converting between different audio sample rates, +similarly making sure that this example will work on any platform, since the +audio sample rate produced by the audio decoder might not be one that the audio +sink supports. + The `autoaudiosink` is the equivalent of `autovideosink` seen in the previous tutorial, for audio. It will render the audio stream to the audio card. @@ -401,11 +407,11 @@ if (!g_str_has_prefix (new_pad_type, "audio/x-raw")) { } ``` -Now we will check the type of data this new pad is going to output, -because we are only interested in pads producing audio. We have -previously created a piece of pipeline which deals with audio (an -`audioconvert` linked with an `autoaudiosink`), and we will not be able -to link it to a pad producing video, for example. +Now we will check the type of data this new pad is going to output, because we +are only interested in pads producing audio. We have previously created a +piece of pipeline which deals with audio (an `audioconvert` linked with an +`audioresample` and an `autoaudiosink`), and we will not be able to link it to +a pad producing video, for example. `gst_pad_get_current_caps()` retrieves the current *capabilities* of the pad (that is, the kind of data it currently outputs), wrapped in a `GstCaps`