task_register() conversion: play task

[paraslash.git] / mp3dec_filter.c

diff --git a/mp3dec_filter.c b/mp3dec_filter.c
index a6fb2bd4f95aeb14feec9f7c0e80f3a619e073e1..997cb9842df365318c151ddd9d93236e78bfb449 100644 (file)
--- a/mp3dec_filter.c
+++ b/mp3dec_filter.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2005-2011 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2005-2014 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -77,9 +77,9 @@ static void mp3dec_close(struct filter_node *fn)
 
 #define MP3DEC_MAX_FRAME 8192
 
-static void mp3dec_post_select(__a_unused struct sched *s, struct task *t)
+static int mp3dec_post_select(__a_unused struct sched *s, struct task *t)
 {
-       struct filter_node *fn = container_of(t, struct filter_node, task);
+       struct filter_node *fn = task_context(t);
        int i, ret;
        struct private_mp3dec_data *pmd = fn->private_data;
        struct btr_node *btrn = fn->btrn;
@@ -88,13 +88,12 @@ static void mp3dec_post_select(__a_unused struct sched *s, struct task *t)
 
 next_buffer:
        pmd->stream.error = 0;
-       t->error = 0;
        iqs = btr_get_input_queue_size(btrn);
        ret = btr_node_status(btrn, fn->min_iqs, BTR_NT_INTERNAL);
        if (ret < 0)
                goto err;
        if (ret == 0)
-               return;
+               return 0;
        btr_merge(btrn, fn->min_iqs);
        len = btr_next_buffer(btrn, &inbuffer);
        /*
@@ -120,7 +119,7 @@ next_frame:
                }
                if (loaded == 0)
                        goto next_buffer;
-               return;
+               return 0;
        }
        pmd->sample_rate = pmd->frame.header.samplerate;
        pmd->channels = MAD_NCHANNELS(&pmd->frame.header);
@@ -130,7 +129,7 @@ decode:
                ret = handle_decode_error(pmd);
                if (ret < 0)
                        goto err;
-               ret = mad_stream_sync(&pmd->stream);
+               mad_stream_sync(&pmd->stream);
                if (pmd->stream.error == MAD_ERROR_BUFLEN) {
                        ret = -E_MP3DEC_EOF;
                        if (len == iqs && btr_no_parent(btrn))
@@ -140,12 +139,12 @@ decode:
                        if (fn->min_iqs > MP3DEC_MAX_FRAME)
                                goto err;
                        mp3dec_consume(btrn, &pmd->stream, len);
-                       return;
+                       return 0;
                }
                if (pmd->stream.error != MAD_ERROR_BADDATAPTR)
                        goto decode;
                mp3dec_consume(btrn, &pmd->stream, len);
-               return;
+               return 0;
        }
        fn->min_iqs = 0;
        mad_synth_frame(&pmd->synth, &pmd->frame);
@@ -165,8 +164,8 @@ decode:
        goto next_frame;
 err:
        assert(ret < 0);
-       t->error = ret;
-       btr_remove_node(btrn);
+       btr_remove_node(&fn->btrn);
+       return ret;
 }
 
 static void mp3dec_open(struct filter_node *fn)
@@ -184,18 +183,11 @@ static void mp3dec_open(struct filter_node *fn)
 
 static int mp3dec_parse_config(int argc, char **argv, void **config)
 {
-       int ret;
-       struct mp3dec_filter_args_info *mp3_conf;
+       struct mp3dec_filter_args_info *conf = para_calloc(sizeof(*conf));
 
-       mp3_conf = para_calloc(sizeof(*mp3_conf));
-       ret = -E_MP3DEC_SYNTAX;
-       if (mp3dec_cmdline_parser(argc, argv, mp3_conf))
-               goto err;
-       *config = mp3_conf;
+       mp3dec_filter_cmdline_parser(argc, argv, conf);
+       *config = conf;
        return 1;
-err:
-       free(mp3_conf);
-       return ret;
 }
 
 static int mp3dec_execute(struct btr_node *btrn, const char *cmd, char **result)
@@ -208,7 +200,7 @@ static int mp3dec_execute(struct btr_node *btrn, const char *cmd, char **result)
 
 static void mp3dec_free_config(void *conf)
 {
-       mp3dec_cmdline_parser_free(conf);
+       mp3dec_filter_cmdline_parser_free(conf);
 }
 /**
  * The init function of the mp3dec filter.
@@ -221,7 +213,7 @@ void mp3dec_filter_init(struct filter *f)
 {
        struct mp3dec_filter_args_info dummy;
 
-       mp3dec_cmdline_parser_init(&dummy);
+       mp3dec_filter_cmdline_parser_init(&dummy);
        f->open = mp3dec_open;
        f->close = mp3dec_close;
        f->parse_config = mp3dec_parse_config;
@@ -229,8 +221,5 @@ void mp3dec_filter_init(struct filter *f)
        f->pre_select = generic_filter_pre_select;
        f->post_select = mp3dec_post_select;
        f->execute = mp3dec_execute;
-       f->help = (struct ggo_help) {
-               .short_help = mp3dec_filter_args_info_help,
-               .detailed_help = mp3dec_filter_args_info_detailed_help
-       };
+       f->help = (struct ggo_help)DEFINE_GGO_HELP(mp3dec_filter);
 }