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| author | wtc <wtc@chromium.org> | 2014-12-16 18:55:49 -0800 |
|---|---|---|
| committer | Commit bot <commit-bot@chromium.org> | 2014-12-17 02:56:08 +0000 |
| commit | ffbad9b6a0912b37118ed74b0dc657d2e213f00a (patch) | |
| tree | 78ae668b48ce36dc0d8a9fc4b6ba65caf87a927d /media | |
| parent | 914735051ba5eb98a6f69769aaadcf6735f03d5c (diff) | |
| download | chromium_src-ffbad9b6a0912b37118ed74b0dc657d2e213f00a.zip chromium_src-ffbad9b6a0912b37118ed74b0dc657d2e213f00a.tar.gz chromium_src-ffbad9b6a0912b37118ed74b0dc657d2e213f00a.tar.bz2 | |
Remove unnecessary arithmetic operations.
It is not necessary to subtract the remainder before an integer
division.
Add the delay < 0 check back, so that we don't rely on the fact that
static_cast<snd_pcm_uframes_t>(-1) is a huge positive value.
R=dalecurtis@chromium.org
BUG=none
Review URL: https://codereview.chromium.org/807973003
Cr-Commit-Position: refs/heads/master@{#308735}
Diffstat (limited to 'media')
| -rw-r--r-- | media/audio/alsa/alsa_output.cc | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/media/audio/alsa/alsa_output.cc b/media/audio/alsa/alsa_output.cc index 6e62d69..1fbab14 100644 --- a/media/audio/alsa/alsa_output.cc +++ b/media/audio/alsa/alsa_output.cc @@ -408,7 +408,6 @@ void AlsaPcmOutputStream::WritePacket() { const uint8* buffer_data; int buffer_size; if (buffer_->GetCurrentChunk(&buffer_data, &buffer_size)) { - buffer_size = buffer_size - (buffer_size % bytes_per_output_frame_); snd_pcm_sframes_t frames = std::min( static_cast<snd_pcm_sframes_t>(buffer_size / bytes_per_output_frame_), GetAvailableFrames()); @@ -588,7 +587,8 @@ snd_pcm_sframes_t AlsaPcmOutputStream::GetCurrentDelay() { // driver is PulseAudio based, certain configuration settings (e.g., tsched=1) // will generate much larger delay values than |alsa_buffer_frames_|, so only // clip if delay is truly crazy (> 10x expected). - if (static_cast<snd_pcm_uframes_t>(delay) > alsa_buffer_frames_ * 10) { + if (delay < 0 || + static_cast<snd_pcm_uframes_t>(delay) > alsa_buffer_frames_ * 10) { delay = alsa_buffer_frames_ - GetAvailableFrames(); } |