X-Git-Url: https://code.delx.au/pulseaudio/blobdiff_plain/3de129f3ac8dd6cf51178b266837db4d5e4a1215..ddd7a91f5d178c7f2972891ef95b565e24d2b210:/PROTOCOL

diff --git a/PROTOCOL b/PROTOCOL
index 3bd2894f..7468cd47 100644
--- a/PROTOCOL
+++ b/PROTOCOL
@@ -203,7 +203,98 @@ new flag at end of CREATE_PLAYBACK_STREAM:
 
 ## v19, implemented by >= 0.9.22
 
-New proplist field for sink input, source output introspection opcodes and at the end:
+New flag at the end of sink input and source output introspection data:
 
     bool corked
 
+## v20, implemented by >= 1.0
+
+Two new flags at the end of sink input introspection data:
+
+    bool has_volume
+    bool volume_writable
+
+## v21, implemented by >= 1.0
+
+Changes for format negotiation in the extended API.
+
+New fields PA_COMMAND_CREATE_PLAYBACK_STREAM:
+
+    uint8_t n_formats
+    format_info format1
+    ...
+    format_info formatn
+
+One new field in reply from PA_COMMAND_CREATE_PLAYBACK_STREAM:
+
+    format_info format
+
+New fields in reply from PA_COMMAND_GET_SINK_INFO (and thus
+PA_COMMAND_GET_SINK_INFO_LIST)
+
+    uint8_t n_formats
+    format_info format1
+    ...
+    format_info formatn
+
+One new field in reply from PA_COMMAND_GET_SINK_INPUT_INFO (and thus
+PA_COMMAND_GET_SINK_INPUT_INFO_LIST)
+
+    format_info format
+
+## v22, implemented by >= 1.0
+
+New fields PA_COMMAND_CREATE_RECORD_STREAM:
+
+    uint8_t n_formats
+    format_info format1
+    ...
+    format_info formatn
+
+One new field in reply from PA_COMMAND_CREATE_RECORD_STREAM:
+
+    format_info format
+
+New fields in reply from PA_COMMAND_GET_SOURCE_INFO (and thus
+PA_COMMAND_GET_SOURCE_INFO_LIST)
+
+    uint8_t n_formats
+    format_info format1
+    ...
+    format_info formatn
+
+Five new fields in reply from PA_COMMAND_GET_SOURCE_OUTPUT_INFO (and thus
+PA_COMMAND_GET_SOURCE_OUTPUT_INFO_LIST)
+
+    format_info format
+    volume
+    bool mute
+    bool has_volume
+    bool volume_writable
+
+## v23, implemented by >= 1.0
+
+New field in PA_COMMAND_UNDERFLOW:
+
+    int64_t index
+
+## v24, implemented by >= 2.0
+
+New field in all commands that send/receive port introspection data
+(PA_COMMAND_GET_(SOURCE|SINK)_OUTPUT_INFO,
+PA_COMMAND_GET_(SOURCE|SINK)_OUTPUT_INFO_LIST):
+
+    uint32_t available
+
+The field is added once for every port.
+
+## v25, implemented by >= 2.0
+
+When port availability changes, send a subscription event for the
+owning card.
+
+#### If you just changed the protocol, read this
+## module-tunnel depends on the sink/source/sink-input/source-input protocol
+## internals, so if you changed these, you might have broken module-tunnel.
+## Don't forget to test module-tunnel-{source,sink} when pushing protocol
+## changes.