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Wed, 15 Jan 2025 04:07:27 -0800 (PST) From: Akihiko Odaki Date: Wed, 15 Jan 2025 21:06:56 +0900 Subject: [PATCH v3 2/2] coreaudio: Initialize the buffer for device change MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250115-coreaudio-v3-2-bdb6bcb5bf9f@daynix.com> References: <20250115-coreaudio-v3-0-bdb6bcb5bf9f@daynix.com> In-Reply-To: <20250115-coreaudio-v3-0-bdb6bcb5bf9f@daynix.com> To: Gerd Hoffmann , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Christian Schoenebeck Cc: qemu-devel@nongnu.org, devel@daynix.com, Akihiko Odaki X-Mailer: b4 0.14-dev-fd6e3 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2607:f8b0:4864:20::62e; envelope-from=akihiko.odaki@daynix.com; helo=mail-pl1-x62e.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @daynix-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1736942875667019000 Reallocate buffers when the active device change as the required buffer size may differ. Signed-off-by: Akihiko Odaki --- audio/audio_int.h | 2 ++ audio/audio.c | 24 ++++++++++++++++++------ audio/coreaudio.m | 1 + 3 files changed, 21 insertions(+), 6 deletions(-) diff --git a/audio/audio_int.h b/audio/audio_int.h index 2d079d00a259..9ba4a144d571 100644 --- a/audio/audio_int.h +++ b/audio/audio_int.h @@ -187,9 +187,11 @@ struct audio_pcm_ops { void (*volume_in)(HWVoiceIn *hw, Volume *vol); }; =20 +void audio_generic_initialize_buffer_in(HWVoiceIn *hw); void audio_generic_run_buffer_in(HWVoiceIn *hw); void *audio_generic_get_buffer_in(HWVoiceIn *hw, size_t *size); void audio_generic_put_buffer_in(HWVoiceIn *hw, void *buf, size_t size); +void audio_generic_initialize_buffer_out(HWVoiceOut *hw); void audio_generic_run_buffer_out(HWVoiceOut *hw); size_t audio_generic_buffer_get_free(HWVoiceOut *hw); void *audio_generic_get_buffer_out(HWVoiceOut *hw, size_t *size); diff --git a/audio/audio.c b/audio/audio.c index 87b4e9b6f2f3..17c6bbd0ae9e 100644 --- a/audio/audio.c +++ b/audio/audio.c @@ -1407,12 +1407,18 @@ void audio_run(AudioState *s, const char *msg) #endif } =20 +void audio_generic_initialize_buffer_in(HWVoiceIn *hw) +{ + g_free(hw->buf_emul); + hw->size_emul =3D hw->samples * hw->info.bytes_per_frame; + hw->buf_emul =3D g_malloc(hw->size_emul); + hw->pos_emul =3D hw->pending_emul =3D 0; +} + void audio_generic_run_buffer_in(HWVoiceIn *hw) { if (unlikely(!hw->buf_emul)) { - hw->size_emul =3D hw->samples * hw->info.bytes_per_frame; - hw->buf_emul =3D g_malloc(hw->size_emul); - hw->pos_emul =3D hw->pending_emul =3D 0; + audio_generic_initialize_buffer_in(hw); } =20 while (hw->pending_emul < hw->size_emul) { @@ -1446,6 +1452,14 @@ void audio_generic_put_buffer_in(HWVoiceIn *hw, void= *buf, size_t size) hw->pending_emul -=3D size; } =20 +void audio_generic_initialize_buffer_out(HWVoiceOut *hw) +{ + g_free(hw->buf_emul); + hw->size_emul =3D hw->samples * hw->info.bytes_per_frame; + hw->buf_emul =3D g_malloc(hw->size_emul); + hw->pos_emul =3D hw->pending_emul =3D 0; +} + size_t audio_generic_buffer_get_free(HWVoiceOut *hw) { if (hw->buf_emul) { @@ -1477,9 +1491,7 @@ void audio_generic_run_buffer_out(HWVoiceOut *hw) void *audio_generic_get_buffer_out(HWVoiceOut *hw, size_t *size) { if (unlikely(!hw->buf_emul)) { - hw->size_emul =3D hw->samples * hw->info.bytes_per_frame; - hw->buf_emul =3D g_malloc(hw->size_emul); - hw->pos_emul =3D hw->pending_emul =3D 0; + audio_generic_initialize_buffer_out(hw); } =20 *size =3D MIN(hw->size_emul - hw->pending_emul, diff --git a/audio/coreaudio.m b/audio/coreaudio.m index b9e1a952ed37..72a6df0f75ee 100644 --- a/audio/coreaudio.m +++ b/audio/coreaudio.m @@ -466,6 +466,7 @@ static OSStatus init_out_device(coreaudioVoiceOut *core) core->outputDeviceID =3D deviceID; core->audioDevicePropertyBufferFrameSize =3D audioDevicePropertyBuffer= FrameSize; core->hw.samples =3D core->bufferCount * core->audioDevicePropertyBuff= erFrameSize; + audio_generic_initialize_buffer_out(&core->hw); core->ioprocid =3D ioprocid; =20 return 0; --=20 2.47.1