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fmp4mux: Accept tag updates before stream starts

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Tag updates should be done if either the tag is set before the stream
started or if tag changes are allowed while the stream is already
running.

Fixes #629

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1921>
This commit is contained in:
Jochen Henneberg 2024-11-18 10:43:08 +01:00 committed by GStreamer Marge Bot
parent 28e66e150f
commit 08c026cea6
1 changed files with 29 additions and 19 deletions
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28
mux/fmp4/src/fmp4mux/imp.rs
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@ -3670,11 +3670,11 @@ impl AggregatorImpl for FMP4Mux {
let language_code = Some(language_code);
// If the language changed and we have buffers
// trigger caps change
if state.language_code != language_code
&& !state.streams.is_empty()
&& self.header_update_allowed("language code")
{
// trigger header update
if state.language_code != language_code {
if state.streams.is_empty() {
state.language_code = language_code;
} else if self.header_update_allowed("language code") {
state.language_code = language_code;
state.need_new_header = true;
@ -3687,6 +3687,7 @@ impl AggregatorImpl for FMP4Mux {
}
}
}
}
} else if let Some(tag_value) = ev.tag().get::<gst::tags::ImageOrientation>() {
let orientation = tag_value.get();
gst::trace!(
@ -3720,12 +3721,21 @@ impl AggregatorImpl for FMP4Mux {
// If the orientation changed and we have buffers
// trigger caps change
if state.orientation != orientation
&& !state.streams.is_empty()
&& self.header_update_allowed("orientation")
{
if state.orientation != orientation {
if state.streams.is_empty() {
state.orientation = orientation;
} else if self.header_update_allowed("orientation") {
state.orientation = orientation;
state.need_new_header = true;
if let Some(stream) = state
.streams
.iter_mut()
.find(|s| *aggregator_pad == s.sinkpad)
{
stream.tag_changed = true;
}
}
}
}