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authorwm4 <wm4@nowhere>2016-01-22 20:36:54 +0100
committerwm4 <wm4@nowhere>2016-01-22 20:36:54 +0100
commitf176104ed5c7be37f4f0756b7244cbb90c4fe1fe (patch)
treeae109c2306ced588fafc0d7ec3a913710bab2869 /audio
parent4c25f49236fc0aef29ba14b2905ea02edab6ec07 (diff)
downloadmpv-f176104ed5c7be37f4f0756b7244cbb90c4fe1fe.tar.bz2
mpv-f176104ed5c7be37f4f0756b7244cbb90c4fe1fe.tar.xz
command: add af-command command
Similar to vf-command. Requested. Untested.
Diffstat (limited to 'audio')
-rw-r--r--audio/filter/af.c11
-rw-r--r--audio/filter/af.h2
-rw-r--r--audio/filter/af_lavfi.c8
3 files changed, 21 insertions, 0 deletions
diff --git a/audio/filter/af.c b/audio/filter/af.c
index 475016d2ea..18019d8930 100644
--- a/audio/filter/af.c
+++ b/audio/filter/af.c
@@ -696,6 +696,17 @@ int af_control_by_label(struct af_stream *s, int cmd, void *arg, bstr label)
}
}
+int af_send_command(struct af_stream *s, char *label, char *cmd, char *arg)
+{
+ char *args[2] = {cmd, arg};
+ if (strcmp(label, "all") == 0) {
+ af_control_all(s, AF_CONTROL_COMMAND, args);
+ return 0;
+ } else {
+ return af_control_by_label(s, AF_CONTROL_COMMAND, args, bstr0(label));
+ }
+}
+
// Used by filters to add a filtered frame to the output queue.
// Ownership of frame is transferred from caller to the filter chain.
void af_add_output_frame(struct af_instance *af, struct mp_audio *frame)
diff --git a/audio/filter/af.h b/audio/filter/af.h
index 0e73693ac9..9c49081f66 100644
--- a/audio/filter/af.h
+++ b/audio/filter/af.h
@@ -124,6 +124,7 @@ enum af_control {
AF_CONTROL_SET_PLAYBACK_SPEED,
AF_CONTROL_SET_PLAYBACK_SPEED_RESAMPLE,
AF_CONTROL_GET_METADATA,
+ AF_CONTROL_COMMAND,
};
// Argument for AF_CONTROL_SET_PAN_LEVEL
@@ -144,6 +145,7 @@ struct af_instance *af_control_any_rev(struct af_stream *s, int cmd, void *arg);
void af_control_all(struct af_stream *s, int cmd, void *arg);
int af_control_by_label(struct af_stream *s, int cmd, void *arg, bstr label);
void af_seek_reset(struct af_stream *s);
+int af_send_command(struct af_stream *s, char *label, char *cmd, char *arg);
void af_add_output_frame(struct af_instance *af, struct mp_audio *frame);
int af_filter_frame(struct af_stream *s, struct mp_audio *frame);
diff --git a/audio/filter/af_lavfi.c b/audio/filter/af_lavfi.c
index 1960ddc247..616c5425e1 100644
--- a/audio/filter/af_lavfi.c
+++ b/audio/filter/af_lavfi.c
@@ -222,6 +222,14 @@ static int control(struct af_instance *af, int cmd, void *arg)
return mp_audio_config_equals(in, &orig_in) ? AF_OK : AF_FALSE;
}
+ case AF_CONTROL_COMMAND: {
+ if (!p->graph)
+ break;
+ char **args = arg;
+ return avfilter_graph_send_command(p->graph, "all",
+ args[0], args[1], &(char){0}, 0, 0)
+ >= 0 ? CONTROL_OK : CONTROL_ERROR;
+ }
case AF_CONTROL_GET_METADATA:
if (p->metadata) {
*(struct mp_tags *)arg = *p->metadata;