tutorial: Add notice about missing language ports

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-docs/-/merge_requests/124>

18 files changed, 91 insertions, 0 deletions

diff --git a/markdown/tutorials/basic/concepts.md b/markdown/tutorials/basic/concepts.md
index e99bb0c..9bf7e75 100644
--- a/markdown/tutorials/basic/concepts.md
+++ b/markdown/tutorials/basic/concepts.md
@@ -1,5 +1,10 @@
 # Basic tutorial 2: GStreamer concepts
 
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 ## Goal
 
 The previous tutorial showed how to build a pipeline automatically. Now
diff --git a/markdown/tutorials/basic/dynamic-pipelines.md b/markdown/tutorials/basic/dynamic-pipelines.md
index f4b7f5a..af6720a 100644
--- a/markdown/tutorials/basic/dynamic-pipelines.md
+++ b/markdown/tutorials/basic/dynamic-pipelines.md
@@ -1,5 +1,10 @@
 #  Basic tutorial 3: Dynamic pipelines
 
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+{{ ALERT_PY.md }}
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 ## Goal
 
 This tutorial shows the rest of the basic concepts required to use
diff --git a/markdown/tutorials/basic/media-formats-and-pad-capabilities.md b/markdown/tutorials/basic/media-formats-and-pad-capabilities.md
index 534b322..33d66e0 100644
--- a/markdown/tutorials/basic/media-formats-and-pad-capabilities.md
+++ b/markdown/tutorials/basic/media-formats-and-pad-capabilities.md
@@ -1,5 +1,10 @@
 #  Basic tutorial 6: Media formats and Pad Capabilities
 
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+{{ ALERT_PY.md }}
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 ## Goal
 
 Pad Capabilities are a fundamental element of GStreamer, although most
diff --git a/markdown/tutorials/basic/media-information-gathering.md b/markdown/tutorials/basic/media-information-gathering.md
index dc2882d..f3115d5 100644
--- a/markdown/tutorials/basic/media-information-gathering.md
+++ b/markdown/tutorials/basic/media-information-gathering.md
@@ -1,5 +1,10 @@
 # Basic tutorial 9: Media information gathering
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 Sometimes you might want to quickly find out what kind of media a file
diff --git a/markdown/tutorials/basic/multithreading-and-pad-availability.md b/markdown/tutorials/basic/multithreading-and-pad-availability.md
index 99f842c..01a1f16 100644
--- a/markdown/tutorials/basic/multithreading-and-pad-availability.md
+++ b/markdown/tutorials/basic/multithreading-and-pad-availability.md
@@ -1,5 +1,10 @@
 # Basic tutorial 7: Multithreading and Pad Availability
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 GStreamer handles multithreading automatically, but, under some
diff --git a/markdown/tutorials/basic/playback-speed.md b/markdown/tutorials/basic/playback-speed.md
index c3d71a9..e343a76 100644
--- a/markdown/tutorials/basic/playback-speed.md
+++ b/markdown/tutorials/basic/playback-speed.md
@@ -1,5 +1,11 @@
 # Basic tutorial 13: Playback speed
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 Fast-forward, reverse-playback and slow-motion are all techniques
diff --git a/markdown/tutorials/basic/short-cutting-the-pipeline.md b/markdown/tutorials/basic/short-cutting-the-pipeline.md
index 7a3540d..d013fc0 100644
--- a/markdown/tutorials/basic/short-cutting-the-pipeline.md
+++ b/markdown/tutorials/basic/short-cutting-the-pipeline.md
@@ -1,5 +1,10 @@
 #  Basic tutorial 8: Short-cutting the pipeline
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 Pipelines constructed with GStreamer do not need to be completely
diff --git a/markdown/tutorials/basic/streaming.md b/markdown/tutorials/basic/streaming.md
index 59fea71..b74654c 100644
--- a/markdown/tutorials/basic/streaming.md
+++ b/markdown/tutorials/basic/streaming.md
@@ -1,5 +1,10 @@
 # Basic tutorial 12: Streaming
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 Playing media straight from the Internet without storing it locally is
diff --git a/markdown/tutorials/basic/time-management.md b/markdown/tutorials/basic/time-management.md
index 9d649fd..9bdcd49 100644
--- a/markdown/tutorials/basic/time-management.md
+++ b/markdown/tutorials/basic/time-management.md
@@ -1,5 +1,10 @@
 #  Basic tutorial 4: Time management
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 This tutorial shows how to use GStreamer time-related facilities. In
diff --git a/markdown/tutorials/basic/toolkit-integration.md b/markdown/tutorials/basic/toolkit-integration.md
index 83a379c..1ef5d2f 100644
--- a/markdown/tutorials/basic/toolkit-integration.md
+++ b/markdown/tutorials/basic/toolkit-integration.md
@@ -1,5 +1,10 @@
 #  Basic tutorial 5: GUI toolkit integration
 
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+{{ ALERT_PY.md }}
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 ## Goal
 
 This tutorial shows how to integrate GStreamer in a Graphical User
diff --git a/markdown/tutorials/playback/audio-visualization.md b/markdown/tutorials/playback/audio-visualization.md
index 92afca4..0db66da 100644
--- a/markdown/tutorials/playback/audio-visualization.md
+++ b/markdown/tutorials/playback/audio-visualization.md
@@ -1,5 +1,10 @@
 # Playback tutorial 6: Audio visualization
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 GStreamer comes with a set of elements that turn audio into video. They
diff --git a/markdown/tutorials/playback/color-balance.md b/markdown/tutorials/playback/color-balance.md
index 3810dc5..fd712a2 100644
--- a/markdown/tutorials/playback/color-balance.md
+++ b/markdown/tutorials/playback/color-balance.md
@@ -1,5 +1,10 @@
 # Playback tutorial 5: Color Balance
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 Brightness, Contrast, Hue and Saturation are common video adjustments,
diff --git a/markdown/tutorials/playback/custom-playbin-sinks.md b/markdown/tutorials/playback/custom-playbin-sinks.md
index 8db1f81..dd47982 100644
--- a/markdown/tutorials/playback/custom-playbin-sinks.md
+++ b/markdown/tutorials/playback/custom-playbin-sinks.md
@@ -1,5 +1,10 @@
 # Playback tutorial 7: Custom playbin sinks
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 `playbin` can be further customized by manually selecting its audio and
diff --git a/markdown/tutorials/playback/hardware-accelerated-video-decoding.md b/markdown/tutorials/playback/hardware-accelerated-video-decoding.md
index 49422f1..ae620a1 100644
--- a/markdown/tutorials/playback/hardware-accelerated-video-decoding.md
+++ b/markdown/tutorials/playback/hardware-accelerated-video-decoding.md
@@ -1,5 +1,10 @@
 # Playback tutorial 8: Hardware-accelerated video decoding
 
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 ### Goal
 
 Hardware-accelerated video decoding has rapidly become a necessity, as
diff --git a/markdown/tutorials/playback/playbin-usage.md b/markdown/tutorials/playback/playbin-usage.md
index 61125b6..35dad5f 100644
--- a/markdown/tutorials/playback/playbin-usage.md
+++ b/markdown/tutorials/playback/playbin-usage.md
@@ -1,5 +1,10 @@
 # Playback tutorial 1: Playbin usage
 
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+{{ ALERT_PY.md }}
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 ## Goal
 
 We have already worked with the `playbin` element, which is capable of
diff --git a/markdown/tutorials/playback/progressive-streaming.md b/markdown/tutorials/playback/progressive-streaming.md
index be6ffeb..bdec0ad 100644
--- a/markdown/tutorials/playback/progressive-streaming.md
+++ b/markdown/tutorials/playback/progressive-streaming.md
@@ -1,5 +1,10 @@
 # Playback tutorial 4: Progressive streaming
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 [](tutorials/basic/streaming.md) showed how to
diff --git a/markdown/tutorials/playback/short-cutting-the-pipeline.md b/markdown/tutorials/playback/short-cutting-the-pipeline.md
index cf37b45..6905a9c 100644
--- a/markdown/tutorials/playback/short-cutting-the-pipeline.md
+++ b/markdown/tutorials/playback/short-cutting-the-pipeline.md
@@ -1,5 +1,10 @@
 # Playback tutorial 3: Short-cutting the pipeline
 
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+{{ ALERT_PY.md }}
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+{{ ALERT_JS.md }}
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 ## Goal
 
 [](tutorials/basic/short-cutting-the-pipeline.md) showed
diff --git a/markdown/tutorials/playback/subtitle-management.md b/markdown/tutorials/playback/subtitle-management.md
index 35bf828..6facd25 100644
--- a/markdown/tutorials/playback/subtitle-management.md
+++ b/markdown/tutorials/playback/subtitle-management.md
@@ -1,5 +1,10 @@
 # Playback tutorial 2: Subtitle management
 
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+{{ ALERT_PY.md }}
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 ## Goal
 
 This tutorial is very similar to the previous one, but instead of