48 lines
1.5 KiB
Go
48 lines
1.5 KiB
Go
package gstreamer
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import (
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"fmt"
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"github.com/rs/zerolog"
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"github.com/tinyzimmer/go-gst/gst"
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"strings"
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)
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func setPropertyWrapper(element *gst.Element, name string, value interface{}) {
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element.SetArg(name, fmt.Sprintf("%v", value))
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}
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func (element1 *element) linkElementWrapper(element2 *element, log zerolog.Logger, capabilities ...string) error {
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var err error
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var caps string
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if len(capabilities) > 0 {
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caps = strings.Join(capabilities, ", ")
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}
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if len(element1.outputCaps) > 0 {
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if caps != "" {
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log.Error().Str("action", "linking").Str("element1", element1.name).Str("element2", element2.name).Msg("element1 has output caps but you specified already caps so i'm only using them")
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} else {
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caps = strings.Join(element1.outputCaps, ",")
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}
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}
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if len(element2.inputCaps) > 0 {
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if caps != "" {
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log.Error().Str("action", "linking").Str("element1", element1.name).Str("element2", element2.name).Msg("element2 has input caps but you specified already caps so i'm only using them")
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} else {
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caps = strings.Join(element2.inputCaps, ",")
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}
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}
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if len(caps) > 0 {
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capabilities := gst.NewCapsFromString(caps)
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err = element1.element.LinkFiltered(element2.element, capabilities)
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} else {
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err = element1.element.Link(element2.element)
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}
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if err != nil {
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log.Error().Msgf("could not link %s to %s: %v\n", element2.name, element1.name, err)
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return fmt.Errorf("could not link %s to %s", element2.name, element1.name)
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}
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element1.next, element2.prev = element2.name, element1.name
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return nil
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}
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