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major rework of reference handling

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This commit is contained in:
Avi Zimmerman
2021-01-19 00:18:30 +02:00
parent 63a53be42a
commit 1f7d60b390
79 changed files with 1239 additions and 800 deletions
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7
examples/gif-encoder/main.go
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@@ -40,7 +40,6 @@ func encodeGif(mainLoop *glib.MainLoop) error {
if err != nil {
return err
}
defer pipeline.Destroy()
// Create a filesrc and a decodebin element for the pipeline.
elements, err := gst.NewElementMany("filesrc", "decodebin")
@@ -69,7 +68,7 @@ func encodeGif(mainLoop *glib.MainLoop) error {
// The Bus PostError method is a convenience wrapper for building rich messages and sending them
// down the pipeline. The below call will create a new error message, populate the debug info
// with a stack trace from this goroutine, and add additional details from the provided error.
pipeline.GetPipelineBus().PostError(self, "Failed to build elements for the linked pipeline", err)
self.ErrorMessage(gst.DomainLibrary, gst.LibraryErrorFailed, "Failed to build elements for the linked pipeline", err.Error())
return
}
@@ -113,7 +112,7 @@ func encodeGif(mainLoop *glib.MainLoop) error {
// use this value to calculate the total number of frames we expect to produce.
query := gst.NewDurationQuery(gst.FormatTime)
if ok := self.Query(query); !ok {
pipeline.GetPipelineBus().PostError(self, "Failed to query video duration from decodebin", nil)
self.ErrorMessage(gst.DomainLibrary, gst.LibraryErrorFailed, "Failed to query video duration from decodebin", err.Error())
return
}
@@ -174,7 +173,7 @@ func encodeGif(mainLoop *glib.MainLoop) error {
// We can get an io.Reader directly from the buffer.
img, err := jpeg.Decode(buffer.Reader())
if err != nil {
pipeline.GetPipelineBus().PostError(sink, "Error decoding jpeg frame", err)
self.ErrorMessage(gst.DomainLibrary, gst.LibraryErrorFailed, "Error decoding jpeg frame", err.Error())
return gst.FlowError
}