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nuttx/audio: add offload buffer size config

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Signed-off-by: jinxiuxu <jinxiuxu@xiaomi.com>
This commit is contained in:
jinxiuxu 2024-04-11 15:45:28 +08:00 committed by Xiang Xiao
parent 31fe15b6e0
commit 45d41af6db
2 changed files with 24 additions and 0 deletions
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18
arch/sim/Kconfig
View File

@ -319,6 +319,24 @@ endchoice
endif endif
config SIM_OFFLOAD_NUM_BUFFERS
int "Number of offload buffers for audio processing"
default 2
---help---
Specifies the number of offload buffers to allocate for audio processing.
If Driver Specified buffer sizes is enabled (below), then the
low-level drivers will have the opportunity to override this
value.
config SIM_OFFLOAD_BUFFER_NUMBYTES
int "Size of each offload buffer for audio processing"
default 32767
---help---
Specifies the allocation size for each offload buffer
If Driver Specified buffer sizes is enabled (below), then the
low-level drivers will have the opportunity to override this
value.
config SIM_CAMERA config SIM_CAMERA
bool "Simulated video support" bool "Simulated video support"
depends on VIDEO depends on VIDEO

6
arch/sim/src/sim/posix/sim_alsa.c
View File

@ -723,6 +723,12 @@ static int sim_audio_ioctl(struct audio_lowerhalf_s *dev, int cmd,
struct ap_buffer_info_s *info = struct ap_buffer_info_s *info =
(struct ap_buffer_info_s *)arg; (struct ap_buffer_info_s *)arg;
if (priv->offload && priv->playback)
{
priv->nbuffers = CONFIG_SIM_OFFLOAD_NUM_BUFFERS;
priv->buffer_size = CONFIG_SIM_OFFLOAD_BUFFER_NUMBYTES;
}
if (priv->ops && priv->ops->get_samples) if (priv->ops && priv->ops->get_samples)
{ {
priv->buffer_size = MAX(priv->buffer_size, priv->buffer_size = MAX(priv->buffer_size,