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Tsirkin" , Eric Blake , =?UTF-8?q?Volker=20R=C3=BCmelin?= Subject: [PULL 09/26] audio: rename audio_sw_bytes_free() Date: Thu, 13 Oct 2022 08:52:07 +0200 Message-Id: <20221013065224.1864145-10-kraxel@redhat.com> In-Reply-To: <20221013065224.1864145-1-kraxel@redhat.com> References: <20221013065224.1864145-1-kraxel@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.133.124; envelope-from=kraxel@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Volker Rümelin 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 Reviewed-by: Marc-André Lureau Message-Id: <20220923183640.8314-9-vr_qemu@t-online.de> Signed-off-by: Gerd Hoffmann --- audio/audio.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/audio/audio.c b/audio/audio.c index 7213f8bf07ca..28262ffd58a5 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); } } } -- 2.37.3