diff options
| author | Volker Rümelin | 2022-03-01 20:13:09 +0100 |
|---|---|---|
| committer | Gerd Hoffmann | 2022-03-04 11:05:13 +0100 |
| commit | 385211e8f903c75d7d1322ba0e21c370b2edaddd (patch) | |
| tree | f2991d9ffa296a54916160744c27baf7cc740ee6 /audio | |
| parent | dsoundaudio: reduce effective playback buffer size (diff) | |
| download | qemu-385211e8f903c75d7d1322ba0e21c370b2edaddd.tar.gz qemu-385211e8f903c75d7d1322ba0e21c370b2edaddd.tar.xz qemu-385211e8f903c75d7d1322ba0e21c370b2edaddd.zip | |
ossaudio: reduce effective playback buffer size
Return the free buffer size for the mmapped case in function
oss_buffer_get_free() to reduce the effective playback buffer
size. All intermediate audio playback buffers become temporary
buffers.
Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
Message-Id: <20220301191311.26695-13-vr_qemu@t-online.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'audio')
| -rw-r--r-- | audio/ossaudio.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/audio/ossaudio.c b/audio/ossaudio.c index 1bd6800840..da9c232222 100644 --- a/audio/ossaudio.c +++ b/audio/ossaudio.c @@ -394,7 +394,7 @@ static size_t oss_buffer_get_free(HWVoiceOut *hw) OSSVoiceOut *oss = (OSSVoiceOut *)hw; if (oss->mmapped) { - return INT_MAX; + return oss_get_available_bytes(oss); } else { return audio_generic_buffer_get_free(hw); } @@ -402,9 +402,10 @@ static size_t oss_buffer_get_free(HWVoiceOut *hw) static void *oss_get_buffer_out(HWVoiceOut *hw, size_t *size) { - OSSVoiceOut *oss = (OSSVoiceOut *) hw; + OSSVoiceOut *oss = (OSSVoiceOut *)hw; + if (oss->mmapped) { - *size = MIN(oss_get_available_bytes(oss), hw->size_emul - hw->pos_emul); + *size = hw->size_emul - hw->pos_emul; return hw->buf_emul + hw->pos_emul; } else { return audio_generic_get_buffer_out(hw, size); |