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[player] Update info about player.c

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ejurgensen 2017-01-25 22:25:30 +01:00
parent ae1f2d75d3
commit ab06a9fd7d
1 changed files with 8 additions and 5 deletions
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13
src/player.c
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@ -37,15 +37,18 @@
* About metadata * About metadata
* -------------- * --------------
* The player gets metadata from library + inputs and passes it to the outputs * The player gets metadata from library + inputs and passes it to the outputs
* and other clients (e.g. Remotes). Text metadata is handled differently than * and other clients (e.g. Remotes).
* artwork. Here's how text works:
* *
* 1. On playback start, the player will TODO * 1. On playback start, metadata from the library is loaded into the queue
* items, and these items are then the source of metadata for clients.
* 2. During playback, the input may signal new metadata by making a * 2. During playback, the input may signal new metadata by making a
* input_write() with the INPUT_FLAG_METADATA flag. When the player read * input_write() with the INPUT_FLAG_METADATA flag. When the player read
* reaches that data, the player will request the metadata from the input * reaches that data, the player will request the metadata from the input
* with input_metadata_get(). * with input_metadata_get(). This metadata is then saved to the currently
* 3. If the new metadata is different than the TODO * playing queue item, and the clients are told to update metadata.
* 3. Artwork works differently than textual metadata. The artwork module will
* look for artwork in the library, and addition also check the artwork_url
* of the queue_item.
*/ */
#ifdef HAVE_CONFIG_H #ifdef HAVE_CONFIG_H