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| author | Volker Rümelin | 2022-09-23 20:36:37 +0200 |
|---|---|---|
| committer | Gerd Hoffmann | 2022-10-11 10:17:08 +0200 |
| commit | c4e592647e161fe23adc3eccd8743b285e4b342b (patch) | |
| tree | d9fad85d41a1673f0f83a08db14751e24cf04ea8 /audio | |
| parent | audio: swap audio_rate_get_bytes() function parameters (diff) | |
| download | qemu-c4e592647e161fe23adc3eccd8743b285e4b342b.tar.gz qemu-c4e592647e161fe23adc3eccd8743b285e4b342b.tar.xz qemu-c4e592647e161fe23adc3eccd8743b285e4b342b.zip | |
audio: rename audio_sw_bytes_free()
Rename and refactor audio_sw_bytes_free(). This function is not
limited to calculate the free audio buffer size. The renamed
function returns the number of frames instead of bytes.
Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <20220923183640.8314-9-vr_qemu@t-online.de>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'audio')
| -rw-r--r-- | audio/audio.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/audio/audio.c b/audio/audio.c index 7213f8bf07..28262ffd58 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -1010,9 +1010,16 @@ static size_t audio_get_avail (SWVoiceIn *sw) return (((int64_t) live << 32) / sw->ratio) * sw->info.bytes_per_frame; } -static size_t audio_sw_bytes_free(SWVoiceOut *sw, size_t free) +/** + * audio_frontend_frames_out() - returns the number of frames needed to + * get frames_out frames after resampling + * + * @sw: audio playback frontend + * @frames_out: number of frames + */ +static size_t audio_frontend_frames_out(SWVoiceOut *sw, size_t frames_out) { - return (((int64_t)free << 32) / sw->ratio) * sw->info.bytes_per_frame; + return ((int64_t)frames_out << 32) / sw->ratio; } static size_t audio_get_free(SWVoiceOut *sw) @@ -1034,8 +1041,8 @@ static size_t audio_get_free(SWVoiceOut *sw) dead = sw->hw->mix_buf->size - live; #ifdef DEBUG_OUT - dolog("%s: get_free live %zu dead %zu sw_bytes %zu\n", - SW_NAME(sw), live, dead, audio_sw_bytes_free(sw, dead)); + dolog("%s: get_free live %zu dead %zu frontend frames %zu\n", + SW_NAME(sw), live, dead, audio_frontend_frames_out(sw, dead)); #endif return dead; @@ -1156,13 +1163,14 @@ static void audio_run_out (AudioState *s) size_t free; if (hw_free > sw->total_hw_samples_mixed) { - free = audio_sw_bytes_free(sw, + free = audio_frontend_frames_out(sw, MIN(sw_free, hw_free - sw->total_hw_samples_mixed)); } else { free = 0; } if (free > 0) { - sw->callback.fn(sw->callback.opaque, free); + sw->callback.fn(sw->callback.opaque, + free * sw->info.bytes_per_frame); } } } |