forked from mirrors/gstreamer-rs
examples: Move to the new, simplified encoding profile API
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984ab87c79
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8cc018c164
2 changed files with 29 additions and 33 deletions
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@ -48,38 +48,37 @@ struct ErrorMessage {
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#[gboxed(type_name = "ErrorValue")]
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struct ErrorValue(Arc<Mutex<Option<Error>>>);
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fn configure_encodebin(encodebin: &gst::Element) -> Result<(), Error> {
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fn configure_encodebin(encodebin: &gst::Element) {
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// To tell the encodebin what we want it to produce, we create an EncodingProfile
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// https://gstreamer.freedesktop.org/data/doc/gstreamer/head/gst-plugins-base-libs/html/GstEncodingProfile.html
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// This profile consists of information about the contained audio and video formats
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// as well as the container format we want everything to be combined into.
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// Every audiostream piped into the encodebin should be encoded using vorbis.
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let audio_profile = gst_pbutils::EncodingAudioProfileBuilder::new()
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.format(&gst::Caps::new_simple("audio/x-vorbis", &[]))
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.presence(0)
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.build()?;
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let audio_profile =
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gst_pbutils::EncodingAudioProfile::builder(&gst::Caps::builder("audio/x-vorbis").build())
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.presence(0)
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.build();
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// Every videostream piped into the encodebin should be encoded using theora.
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let video_profile = gst_pbutils::EncodingVideoProfileBuilder::new()
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.format(&gst::Caps::new_simple("video/x-theora", &[]))
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.presence(0)
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.build()?;
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let video_profile =
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gst_pbutils::EncodingVideoProfile::builder(&gst::Caps::builder("video/x-theora").build())
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.presence(0)
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.build();
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// All streams are then finally combined into a matroska container.
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let container_profile = gst_pbutils::EncodingContainerProfileBuilder::new()
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.name("container")
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.format(&gst::Caps::new_simple("video/x-matroska", &[]))
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.add_profile(&(video_profile))
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.add_profile(&(audio_profile))
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.build()?;
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let container_profile = gst_pbutils::EncodingContainerProfile::builder(
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&gst::Caps::builder("video/x-matroska").build(),
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)
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.name("container")
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.add_profile(&(video_profile))
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.add_profile(&(audio_profile))
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.build();
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// Finally, apply the EncodingProfile onto our encodebin element.
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encodebin
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.set_property("profile", &container_profile)
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.expect("set profile property failed");
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Ok(())
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}
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fn example_main() -> Result<(), Error> {
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@ -112,7 +111,7 @@ fn example_main() -> Result<(), Error> {
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// Configure the encodebin.
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// Here we tell the bin what format we expect it to create at its output.
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configure_encodebin(&encodebin)?;
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configure_encodebin(&encodebin);
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pipeline
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.add_many(&[&src, &encodebin, &sink])
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@ -47,25 +47,22 @@ mod examples_common;
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fn configure_pipeline(pipeline: &ges::Pipeline, output_name: &str) {
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// Every audiostream piped into the encodebin should be encoded using opus.
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let audio_profile = gst_pbutils::EncodingAudioProfileBuilder::new()
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.format(&gst::Caps::new_simple("audio/x-opus", &[]))
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.build()
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.expect("Failed to create audio profile");
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let audio_profile =
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gst_pbutils::EncodingAudioProfile::builder(&gst::Caps::builder("audio/x-opus").build())
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.build();
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// Every videostream piped into the encodebin should be encoded using vp8.
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let video_profile = gst_pbutils::EncodingVideoProfileBuilder::new()
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.format(&gst::Caps::new_simple("video/x-vp8", &[]))
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.build()
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.expect("Failed to create video profile");
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let video_profile =
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gst_pbutils::EncodingVideoProfile::builder(&gst::Caps::builder("video/x-vp8").build())
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.build();
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// All streams are then finally combined into a webm container.
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let container_profile = gst_pbutils::EncodingContainerProfileBuilder::new()
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.name("container")
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.format(&gst::Caps::new_simple("video/webm", &[]))
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.add_profile(&video_profile)
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.add_profile(&audio_profile)
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.build()
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.expect("Failed to create container profile");
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let container_profile =
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gst_pbutils::EncodingContainerProfile::builder(&gst::Caps::builder("video/webm").build())
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.name("container")
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.add_profile(&video_profile)
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.add_profile(&audio_profile)
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.build();
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// Apply the EncodingProfile to the pipeline, and set it to render mode
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let output_uri = format!("{}.webm", output_name);
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