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| author | Max Kellermann <max@duempel.org> | 2008-11-11 20:50:37 +0100 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2008-11-11 20:50:37 +0100 |
| commit | 514c37b0cdf763e5bf9c487bd9d8b90930230e78 (patch) | |
| tree | 15c2c6a2e24e4b1c3e960c4f4d225addd51cf6e4 /src | |
| parent | 1bfa6a94e2259201068d7a947507eb5e6e93c0c3 (diff) | |
| download | mpd-514c37b0cdf763e5bf9c487bd9d8b90930230e78.tar.gz mpd-514c37b0cdf763e5bf9c487bd9d8b90930230e78.tar.xz mpd-514c37b0cdf763e5bf9c487bd9d8b90930230e78.zip | |
mp3: eliminated duplicate command check
When a command is received, decode_next_frame_header() and
decodeNextFrame() return DECODE_BREAK. This is already checked by
both callers, which means that we can eliminate lots of
decoder_get_command() checks.
Diffstat (limited to 'src')
| -rw-r--r-- | src/decoder/mp3_plugin.c | 38 |
1 files changed, 20 insertions, 18 deletions
diff --git a/src/decoder/mp3_plugin.c b/src/decoder/mp3_plugin.c index 8b63eec9d..4729a267d 100644 --- a/src/decoder/mp3_plugin.c +++ b/src/decoder/mp3_plugin.c @@ -702,7 +702,6 @@ static bool mp3_decode_first_frame(struct mp3_data *data, struct tag **tag, struct replay_gain_info **replay_gain_info_r) { - struct decoder *decoder = data->decoder; struct xing xing; struct lame lame; struct mad_bitptr ptr; @@ -714,17 +713,18 @@ mp3_decode_first_frame(struct mp3_data *data, struct tag **tag, xing.flags = 0; while (true) { - while ((ret = decode_next_frame_header(data, tag, replay_gain_info_r)) == DECODE_CONT && - (!decoder || decoder_get_command(decoder) == DECODE_COMMAND_NONE)); - if (ret == DECODE_BREAK || - (decoder && decoder_get_command(decoder) != DECODE_COMMAND_NONE)) + do { + ret = decode_next_frame_header(data, tag, + replay_gain_info_r); + } while (ret == DECODE_CONT); + if (ret == DECODE_BREAK) return false; if (ret == DECODE_SKIP) continue; - while ((ret = decodeNextFrame(data)) == DECODE_CONT && - (!decoder || decoder_get_command(decoder) == DECODE_COMMAND_NONE)); - if (ret == DECODE_BREAK || - (decoder && decoder_get_command(decoder) != DECODE_COMMAND_NONE)) + do { + ret = decodeNextFrame(data); + } while (ret == DECODE_CONT); + if (ret == DECODE_BREAK) return false; if (ret == DECODE_OK) break; } @@ -1021,21 +1021,23 @@ mp3_read(struct mp3_data *data, struct replay_gain_info **replay_gain_info_r) while (true) { bool skip = false; - while ((ret = - decode_next_frame_header(data, NULL, - replay_gain_info_r)) == DECODE_CONT - && decoder_get_command(decoder) == DECODE_COMMAND_NONE) ; - if (ret == DECODE_BREAK || decoder_get_command(decoder) != DECODE_COMMAND_NONE) + do { + ret = decode_next_frame_header(data, NULL, + replay_gain_info_r); + } while (ret == DECODE_CONT); + if (ret == DECODE_BREAK) return false; else if (ret == DECODE_SKIP) skip = true; + if (data->mute_frame == MUTEFRAME_NONE) { - while ((ret = decodeNextFrame(data)) == DECODE_CONT && - decoder_get_command(decoder) == DECODE_COMMAND_NONE) ; - if (ret == DECODE_BREAK || - decoder_get_command(decoder) != DECODE_COMMAND_NONE) + do { + ret = decodeNextFrame(data); + } while (ret == DECODE_CONT); + if (ret == DECODE_BREAK) return false; } + if (!skip && ret == DECODE_OK) break; } |