Merge branch 't/oggdec_latency_improvements'

[paraslash.git] / flacdec_filter.c

diff --git a/flacdec_filter.c b/flacdec_filter.c
index b51ac3bdee671dba91dc444fdd333126a912677a..2a58044c59baef2ba898e2d33b642846657e7efd 100644 (file)
--- a/flacdec_filter.c
+++ b/flacdec_filter.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2013 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2011-2014 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -63,6 +63,16 @@ static FLAC__StreamDecoderReadStatus read_cb(
        }
        if (*bytes > 0)
                return FLAC__STREAM_DECODER_READ_STATUS_CONTINUE;
+       /**
+       * Nothing was copied. If the input queue of the btrn is smaller than
+       * the minimal input queue size, our parent must have been gone, so
+       * we're not going to get more input. Since our remaining data is not
+       * sufficient do decode a single frame, we have an EOF condition.
+       */
+       if (btr_get_input_queue_size(btrn) < fn->min_iqs) {
+               assert(btr_no_parent(btrn));
+               return FLAC__STREAM_DECODER_READ_STATUS_END_OF_STREAM;
+       }
        /*
         * We are kind of screwed here. Returning CONTINUE with a byte count of
         * zero leads to an endless loop, so we must return either EOF or
@@ -248,10 +258,12 @@ static int flacdec_post_select(__a_unused struct sched *s, struct task *t)
                goto out;
        if (state == FLAC__STREAM_DECODER_ABORTED) {
                FLAC__stream_decoder_flush(pfd->decoder);
-               fn->min_iqs = pfd->unconsumed + 1;
+               pfd->unconsumed = 0; /* feed unconsumed bytes again */
+               fn->min_iqs = btr_get_input_queue_size(btrn) + 1;
                ret = 1;
                goto out;
        }
+       pfd->have_more = true;
        fn->min_iqs = 0;
        ret = 1;
 out: