added decoder_command_finished() to decoder_api.h

Some decoder commands are implemented in the decoder plugins, thus
they need to have an API call to signal that their current command has
been finished.  Let them use the new decoder_command_finished()
instead of the internal dc_command_finished().

src/inputPlugins/aac_plugin.c

@@ -391,7 +391,7 @@ static int aac_decode(struct decoder * mpd_decoder, char *path)
 			     bitRate, NULL);
 		if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) {
 			dc.seekError = 1;
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		} else if (decoder_get_command(decoder) == DECODE_COMMAND_STOP)
 			break;
 	}
@@ -407,7 +407,7 @@ static int aac_decode(struct decoder * mpd_decoder, char *path)
 
 	if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) {
 		dc.seekError = 1;
-		dc_command_finished();
+		decoder_command_finished(decoder);
 	}
 
 	return 0;

src/inputPlugins/audiofile_plugin.c

@@ -95,7 +95,7 @@ static int audiofile_decode(struct decoder * decoder, char *path)
 			current = dc.seekWhere *
 				audio_format.sampleRate;
 			afSeekFrame(af_fp, AF_DEFAULT_TRACK, current);
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 
 		ret = afReadFrames(af_fp, AF_DEFAULT_TRACK, chunk,

src/inputPlugins/flac_plugin.c

@@ -433,7 +433,7 @@ static int flac_decode_internal(struct decoder * decoder,
 				data.position = 0;
 			} else
 				dc.seekError = 1;
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 	}
 	if (decoder_get_command(decoder) != DECODE_COMMAND_STOP) {

src/inputPlugins/mod_plugin.c

@@ -189,7 +189,7 @@ static int mod_decode(struct decoder * decoder, char *path)
 	while (1) {
 		if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) {
 			dc.seekError = 1;
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 
 		if (decoder_get_command(decoder) == DECODE_COMMAND_STOP)

src/inputPlugins/mp3_plugin.c

@@ -855,7 +855,7 @@ static int mp3Read(mp3DecodeData * data, struct decoder *decoder,
 			data->outputPtr = data->outputBuffer;
 			decoder_clear(decoder);
 			data->muteFrame = 0;
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 		break;
 	default:
@@ -968,12 +968,12 @@ static int mp3Read(mp3DecodeData * data, struct decoder *decoder,
 				} else
 					dc.seekError = 1;
 				data->muteFrame = 0;
-				dc_command_finished();
+				decoder_command_finished(decoder);
 			}
 		} else if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK &&
 			   !data->inStream->seekable) {
 			dc.seekError = 1;
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 	}
 
@@ -1076,7 +1076,7 @@ static int mp3_decode(struct decoder * decoder, InputStream * inStream)
 	if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK &&
 	    data.muteFrame == MUTEFRAME_SEEK) {
 		decoder_clear(decoder);
-		dc_command_finished();
+		decoder_command_finished(decoder);
 	}
 
 	decoder_flush(decoder);

src/inputPlugins/mp4_plugin.c

@@ -213,7 +213,7 @@ static int mp4_decode(struct decoder * mpd_decoder, InputStream * inStream)
 			seekPositionFound = 0;
 			decoder_clear(mpd_decoder);
 			seeking = 0;
-			dc_command_finished();
+			decoder_command_finished(mpd_decoder);
 		}
 
 		if (seeking)
@@ -284,7 +284,7 @@ static int mp4_decode(struct decoder * mpd_decoder, InputStream * inStream)
 
 	if (decoder_get_command(mpd_decoder) == DECODE_COMMAND_SEEK && seeking) {
 		decoder_clear(mpd_decoder);
-		dc_command_finished();
+		decoder_command_finished(mpd_decoder);
 	}
 	decoder_flush(mpd_decoder);
 

src/inputPlugins/mpc_plugin.c

@@ -185,7 +185,7 @@ static int mpc_decode(struct decoder * mpd_decoder, InputStream * inStream)
 				chunkpos = 0;
 			} else
 				dc.seekError = 1;
-			dc_command_finished();
+			decoder_command_finished(mpd_decoder);
 		}
 
 		vbrUpdateAcc = 0;

src/inputPlugins/oggflac_plugin.c

@@ -364,7 +364,7 @@ static int oggflac_decode(struct decoder * mpd_decoder, InputStream * inStream)
 				data.position = 0;
 			} else
 				dc.seekError = 1;
-			dc_command_finished(dc);
+			decoder_command_finished(mpd_decoder);
 		}
 	}
 

src/inputPlugins/oggvorbis_plugin.c

@@ -273,7 +273,7 @@ static int oggvorbis_decode(struct decoder * decoder, InputStream * inStream)
 				chunkpos = 0;
 			} else
 				dc.seekError = 1;
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 		ret = ov_read(&vf, chunk + chunkpos,
 			      OGG_CHUNK_SIZE - chunkpos,

src/inputPlugins/wavpack_plugin.c

@@ -188,7 +188,7 @@ static void wavpack_decode(struct decoder * decoder,
 				dc.seekError = 1;
 			}
 
-			dc_command_finished();
+			decoder_command_finished(decoder);
 		}
 
 		if (decoder_get_command(decoder) == DECODE_COMMAND_STOP)