crypt_common.c: Add missing doxygen documentation.
[paraslash.git] / aacdec_filter.c
index 209c9a4..95c1330 100644 (file)
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2006-2010 Andre Noll <maan@systemlinux.org>
+ * Copyright (C) 2006-2011 Andre Noll <maan@systemlinux.org>
  *
  * Licensed under the GPL v2. For licencing details see COPYING.
  */
@@ -52,7 +52,7 @@ struct private_aacdec_data {
        /** The number of channels of the current stream. */
        unsigned int channels;
        /** Current sample rate in Hz. */
-       unsigned int samplerate;
+       unsigned int sample_rate;
 };
 
 static int aacdec_execute(struct btr_node *btrn, const char *cmd, char **result)
@@ -60,19 +60,7 @@ static int aacdec_execute(struct btr_node *btrn, const char *cmd, char **result)
        struct filter_node *fn = btr_context(btrn);
        struct private_aacdec_data *padd = fn->private_data;
 
-       if (!strcmp(cmd, "samplerate")) {
-               if (padd->samplerate == 0)
-                       return -E_BTR_NAVAIL;
-               *result = make_message("%u", padd->samplerate);
-               return 1;
-       }
-       if (!strcmp(cmd, "channels")) {
-               if (padd->channels == 0)
-                       return -E_BTR_NAVAIL;
-               *result = make_message("%u", padd->channels);
-               return 1;
-       }
-       return -ERRNO_TO_PARA_ERROR(ENOTSUP);
+       return decoder_execute(cmd, padd->sample_rate, padd->channels, result);
 }
 
 static void aacdec_open(struct filter_node *fn)
@@ -101,7 +89,7 @@ static void aacdec_post_select(__a_unused struct sched *s, struct task *t)
        int i, ret;
        unsigned char *p, *inbuf, *outbuffer;
        char *btr_buf;
-       size_t len, skip, consumed, loaded, iqs;
+       size_t len, skip, consumed, loaded;
 
 next_buffer:
        t->error = 0;
@@ -112,8 +100,8 @@ next_buffer:
                return;
        btr_merge(btrn, fn->min_iqs);
        len = btr_next_buffer(btrn, (char **)&inbuf);
+       len = PARA_MIN(len, (size_t)8192);
        consumed = 0;
-       iqs = btr_get_input_queue_size(btrn);
        if (!padd->initialized) {
                unsigned long rate = 0;
                unsigned char channels = 0;
@@ -139,10 +127,10 @@ next_buffer:
                                        &channels) < 0)
                                goto out;
                }
-               padd->samplerate = rate;
+               padd->sample_rate = rate;
                padd->channels = channels;
                PARA_INFO_LOG("rate: %u, channels: %d\n",
-                       padd->samplerate, padd->channels);
+                       padd->sample_rate, padd->channels);
                padd->initialized = 1;
        }
        if (padd->decoder_length > 0) {
@@ -179,13 +167,17 @@ next_buffer:
                ret = -E_AAC_DECODE;
                if (padd->error_count++ > MAX_ERRORS)
                        goto err;
-               PARA_ERROR_LOG("frame_error: %d (%s), consumed: %zu + %zd + %lu\n",
-                       err, NeAACDecGetErrorMessage(padd->frame_info.error),
+               /* Suppress non-fatal bitstream error message at BOF/EOF */
+               if (len < fn->min_iqs || padd->consumed_total == 0) {
+                       consumed = len;
+                       goto success;
+               }
+               PARA_ERROR_LOG("%s\n", NeAACDecGetErrorMessage(err));
+               PARA_ERROR_LOG("consumed: %zu + %zd + %lu\n",
                        padd->consumed_total, consumed,
                        padd->frame_info.bytesconsumed);
-               PARA_ERROR_LOG("%s\n", NeAACDecGetErrorMessage(
-                       padd->frame_info.error));
-               consumed++; /* catch 21 */
+               if (consumed < len)
+                       consumed++; /* catch 21 */
                goto success;
        }
        padd->error_count = 0;