mp3dec: Kill non-btr code.
authorAndre Noll <maan@systemlinux.org>
Tue, 12 Jan 2010 05:43:48 +0000 (06:43 +0100)
committerAndre Noll <maan@systemlinux.org>
Tue, 12 Jan 2010 05:43:48 +0000 (06:43 +0100)
mp3dec_filter.c

index 73ce0e5..b13c602 100644 (file)
@@ -94,69 +94,6 @@ static int handle_decode_error(struct private_mp3dec_data *pmd, size_t len)
        return 1;
 }
 
-static ssize_t mp3dec(char *inbuffer, size_t len, struct filter_node *fn)
-{
-       int i, ret;
-       struct private_mp3dec_data *pmd = fn->private_data;
-       size_t copy = PARA_MIN(len, (size_t)4096);
-
-       if (fn->loaded + 16384 > fn->bufsize)
-               return 0;
-       if (need_bad_data_delay(pmd, len))
-               return 0;
-       mad_stream_buffer(&pmd->stream, (unsigned char *) inbuffer, copy);
-       pmd->stream.error = 0;
-next_frame:
-       ret = mad_header_decode(&pmd->frame.header, &pmd->stream);
-       if (ret < 0) {
-               if (pmd->stream.error != MAD_ERROR_BUFLEN &&
-                       pmd->stream.error != MAD_ERROR_LOSTSYNC)
-                       PARA_DEBUG_LOG("header decode: %s\n",
-                               mad_stream_errorstr(&pmd->stream));
-               goto out;
-       }
-       fn->fc->samplerate = pmd->frame.header.samplerate;
-       fn->fc->channels = MAD_NCHANNELS(&pmd->frame.header);
-       ret = mad_frame_decode(&pmd->frame, &pmd->stream);
-       if (ret != 0) {
-               ret = handle_decode_error(pmd, len);
-               if (ret < 0)
-                       return ret;
-               if (ret == 0)
-                       goto out;
-               ret = copy - (pmd->stream.bufend - pmd->stream.next_frame);
-               PARA_NOTICE_LOG("skipping %d input bytes\n", ret);
-               return ret;
-       }
-       mad_synth_frame(&pmd->synth, &pmd->frame);
-       pmd->flags |= MP3DEC_FLAG_DECODE_STARTED;
-
-       for (i = 0; i < pmd->synth.pcm.length; i++) {
-               int s = MAD_TO_SHORT(pmd->synth.pcm.samples[0][i]);
-               write_int16_host_endian(fn->buf + fn->loaded, s);
-               fn->loaded += 2;
-               if (MAD_NCHANNELS(&pmd->frame.header) == 2) { /* stereo */
-                       s = MAD_TO_SHORT(pmd->synth.pcm.samples[1][i]);
-                       write_int16_host_endian(fn->buf + fn->loaded, s);
-                       fn->loaded += 2;
-               }
-               if (fn->loaded != fn->bufsize) /* output buffer not full */
-                       continue;
-               PARA_ERROR_LOG("output buffer full: %zd\n", fn->loaded);
-                       return -E_MP3DEC_OVERRUN;
-       }
-       if (fn->loaded + 16384 <= fn->bufsize)
-               goto next_frame;
-out:
-       if (pmd->stream.next_frame) { /* we still have some data */
-               size_t off = pmd->stream.bufend - pmd->stream.next_frame;
-               if (fn->loaded + 16384 <= fn->bufsize && off > 2048)
-                       goto next_frame;
-               return copy - off;
-       }
-       return copy;
-}
-
 static size_t used_mad_buffer_bytes(struct mad_stream *s, size_t max)
 {
        size_t rv;
@@ -335,7 +272,6 @@ void mp3dec_filter_init(struct filter *f)
 
        mp3dec_cmdline_parser_init(&dummy);
        f->open = mp3dec_open;
-       f->convert = mp3dec;
        f->close = mp3dec_close;
        f->parse_config = mp3dec_parse_config;
        f->free_config = mp3dec_free_config;