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libobs: Add obs_encoder_get_mixer_index
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@ -443,6 +443,12 @@ General Encoder Functions
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---------------------
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.. function:: size_t obs_encoder_get_mixer_index(const obs_encoder_t *encoder)
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:return: The mixer index for the audio track which is encoded by the encoder
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---------------------
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.. function:: void obs_encoder_set_preferred_video_format(obs_encoder_t *encoder, enum video_format format)
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enum video_format obs_encoder_get_preferred_video_format(const obs_encoder_t *encoder)
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@ -1117,6 +1117,22 @@ size_t obs_encoder_get_frame_size(const obs_encoder_t *encoder)
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return encoder->framesize;
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}
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size_t obs_encoder_get_mixer_index(const obs_encoder_t *encoder)
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{
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if (!obs_encoder_valid(encoder, "obs_encoder_get_mixer_index"))
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return 0;
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if (encoder->info.type != OBS_ENCODER_AUDIO) {
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blog(LOG_WARNING,
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"obs_encoder_get_mixer_index: "
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"encoder '%s' is not an audio encoder",
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obs_encoder_get_name(encoder));
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return 0;
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}
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return encoder->mixer_idx;
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}
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void obs_encoder_set_video(obs_encoder_t *encoder, video_t *video)
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{
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@ -2502,6 +2502,9 @@ EXPORT uint32_t obs_encoder_get_sample_rate(const obs_encoder_t *encoder);
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/** For audio encoders, returns the frame size of the audio packet */
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EXPORT size_t obs_encoder_get_frame_size(const obs_encoder_t *encoder);
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/** For audio encoders, returns the mixer index */
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EXPORT size_t obs_encoder_get_mixer_index(const obs_encoder_t *encoder);
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/**
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* Sets the preferred video format for a video encoder. If the encoder can use
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* the format specified, it will force a conversion to that format if the
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