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audio: expose API to convert channel array to a mask
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2 changed files with 20 additions and 0 deletions
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@ -1084,6 +1084,23 @@ gst_audio_check_valid_channel_positions (const GstAudioChannelPosition *
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return check_valid_channel_positions (position, channels, force_order, NULL);
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return check_valid_channel_positions (position, channels, force_order, NULL);
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}
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}
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/**
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* gst_audio_channel_positions_to_mask:
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* @position: The %GstAudioChannelPositions
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* @channels: The number of channels.
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* @channel_mask: the output channel mask
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*
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* Convert the @position array of @channels channels to a bitmask.
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*
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* Returns: %TRUE if the channel positions are valid and could be converted.
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*/
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gboolean
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gst_audio_channel_positions_to_mask (const GstAudioChannelPosition * position,
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gint channels, guint64 * channel_mask)
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{
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return check_valid_channel_positions (position, channels, TRUE, channel_mask);
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}
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/**
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/**
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* gst_audio_get_channel_reorder_map:
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* gst_audio_get_channel_reorder_map:
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* @channels: The number of channels.
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* @channels: The number of channels.
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@ -553,6 +553,9 @@ gboolean gst_audio_channel_positions_to_valid_order (GstAudioChannelPositi
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gboolean gst_audio_check_valid_channel_positions (const GstAudioChannelPosition *position,
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gboolean gst_audio_check_valid_channel_positions (const GstAudioChannelPosition *position,
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gint channels, gboolean force_order);
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gint channels, gboolean force_order);
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gboolean gst_audio_channel_positions_to_mask (const GstAudioChannelPosition *position,
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gint channels, guint64 *channel_mask);
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gboolean gst_audio_get_channel_reorder_map (gint channels,
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gboolean gst_audio_get_channel_reorder_map (gint channels,
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const GstAudioChannelPosition * from,
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const GstAudioChannelPosition * from,
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const GstAudioChannelPosition * to,
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const GstAudioChannelPosition * to,
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