diff options
author | 2018-11-08 14:05:30 +0100 | |
---|---|---|
committer | 2018-11-13 14:41:17 +0100 | |
commit | 7ba2e9583a67d0c3efd633f7b2140cb5d13066bd (patch) | |
tree | 4888c4b1a618a291246081e095e83153cd7226f5 /plugins/alsa | |
parent | 109036431c4bde92c67105a6044616a4c035d82c (diff) |
remove dead code and renamed unobvious variables
Changed the ringbuffer "xxx_free" function to something
more explicit, because it does not free anything.
Changed "single letter" variables to nicer names
Change-Id: I000c57aa5cc684d387105441889e011a45a6ccf3
Signed-off-by: Thierry Bultel <thierry.bultel@iot.bzh>
Diffstat (limited to 'plugins/alsa')
-rw-r--r-- | plugins/alsa/alsa-api-mixer.c | 4 | ||||
-rw-r--r-- | plugins/alsa/alsa-bluez.c | 2 | ||||
-rw-r--r-- | plugins/alsa/alsa-bluez.h | 2 | ||||
-rw-r--r-- | plugins/alsa/alsa-core-pcm.c | 80 | ||||
-rw-r--r-- | plugins/alsa/alsa-ringbuf.c | 2 | ||||
-rw-r--r-- | plugins/alsa/alsa-ringbuf.h | 2 |
6 files changed, 41 insertions, 51 deletions
diff --git a/plugins/alsa/alsa-api-mixer.c b/plugins/alsa/alsa-api-mixer.c index f8222df..171046b 100644 --- a/plugins/alsa/alsa-api-mixer.c +++ b/plugins/alsa/alsa-api-mixer.c @@ -664,8 +664,8 @@ static void MixerBluezAlsaDevVerb(AFB_ReqT request) { } parsed: - printf("%s: interface %s, device %s, profile %s\n", __func__, interface, device, profile); - error = alsa_bluez_set_device(interface, device, profile); + AFB_ApiNotice(mixer->api, "%s: interface %s, device %s, profile %s\n", __func__, interface, device, profile); + error = alsa_bluez_set_remote_device(interface, device, profile); if (error) { AFB_ReqFailF(request, "runtime error", diff --git a/plugins/alsa/alsa-bluez.c b/plugins/alsa/alsa-bluez.c index 53612df..080c3c8 100644 --- a/plugins/alsa/alsa-bluez.c +++ b/plugins/alsa/alsa-bluez.c @@ -61,7 +61,7 @@ failed: return; } -int alsa_bluez_set_device(const char * interface, const char * device, const char * profile) { +int alsa_bluez_set_remote_device(const char * interface, const char * device, const char * profile) { if (!bluealsa_proxy_set_remote_device) return -1; diff --git a/plugins/alsa/alsa-bluez.h b/plugins/alsa/alsa-bluez.h index 85d153a..c288d38 100644 --- a/plugins/alsa/alsa-bluez.h +++ b/plugins/alsa/alsa-bluez.h @@ -24,6 +24,6 @@ #include <alsa/asoundlib.h> extern void alsa_bluez_init(); -extern int alsa_bluez_set_device(const char * interface, const char * device, const char * profile); +extern int alsa_bluez_set_remote_device(const char * interface, const char * device, const char * profile); #endif /* __INC_ALSA_BLUEZ_H */ diff --git a/plugins/alsa/alsa-core-pcm.c b/plugins/alsa/alsa-core-pcm.c index f41aed0..25872ae 100644 --- a/plugins/alsa/alsa-core-pcm.c +++ b/plugins/alsa/alsa-core-pcm.c @@ -165,7 +165,7 @@ PUBLIC int AlsaPcmConf(SoftMixerT *mixer, AlsaPcmCtlT *pcm, int mode) { error = snd_pcm_hw_params_get_buffer_time_max(pxmHwParams, &buffer_time, 0); - printf("HW_BUFFER_TIME MAX is %d\n", buffer_time); + AFB_ApiInfo(mixer->api, "HW_BUFFER_TIME MAX is %d\n", buffer_time); if (buffer_time > 500000) buffer_time = 500000; @@ -178,11 +178,11 @@ PUBLIC int AlsaPcmConf(SoftMixerT *mixer, AlsaPcmCtlT *pcm, int mode) { } if (period_time > 0) { - printf("SET PERIOD TIME to %d\n", period_time); + AFB_ApiInfo(mixer->api, "SET PERIOD TIME to %d", period_time); error = snd_pcm_hw_params_set_period_time_near(pcm->handle, pxmHwParams, &period_time, 0); } else { - printf("SET PERIOD SIZE\n"); + AFB_ApiInfo(mixer->api, "SET PERIOD SIZE..."); error = snd_pcm_hw_params_set_period_size_near(pcm->handle, pxmHwParams, &period_frames, 0); } @@ -194,10 +194,10 @@ PUBLIC int AlsaPcmConf(SoftMixerT *mixer, AlsaPcmCtlT *pcm, int mode) { } if (buffer_time > 0) { - printf("SET BUFFER TIME to %d\n", buffer_time); + AFB_ApiInfo(mixer->api, "SET BUFFER TIME to %d", buffer_time); error = snd_pcm_hw_params_set_buffer_time_near(pcm->handle, pxmHwParams, &buffer_time, 0); } else { - printf("SET BUFFER SIZE\n"); + AFB_ApiInfo(mixer->api, "SET BUFFER SIZE..."); error = snd_pcm_hw_params_set_buffer_size_near(pcm->handle, pxmHwParams, &buffer_frames); } @@ -285,7 +285,7 @@ PUBLIC int AlsaPcmConf(SoftMixerT *mixer, AlsaPcmCtlT *pcm, int mode) { if (start_threshold > n/2) start_threshold = n/2; - printf("CALCULATED START THRESHOLD: %ld\n", start_threshold); + AFB_ApiInfo(mixer->api, "CALCULATED START THRESHOLD: %ld", start_threshold); if (mode == SND_PCM_STREAM_PLAYBACK) { start_threshold = 1; @@ -353,24 +353,14 @@ STATIC int AlsaPcmReadCB( struct pollfd * pfd, AlsaPcmCopyHandleT * pcmCopyHandl goto ExitOnSuccess; } - pthread_mutex_lock(&pcmCopyHandle->mutex); - snd_pcm_sframes_t availInBuf = alsa_ringbuf_frames_free(rbuf); - pthread_mutex_unlock(&pcmCopyHandle->mutex); - - /* we get too much data, take what we can now, - * hopefully we will have more luck next time */ - - if (availIn > availInBuf) { -// printf("INCOMING BUFFER TOO SMALL !\n"); - availIn = availInBuf; - } - while (true) { + snd_pcm_sframes_t nbRead; + pthread_mutex_lock(&pcmCopyHandle->mutex); - snd_pcm_sframes_t r = alsa_ringbuf_frames_free(rbuf); + snd_pcm_sframes_t remain = alsa_ringbuf_frames_remain_capacity(rbuf); - if (r <= 0) { + if (remain <= 0) { pthread_mutex_unlock(&pcmCopyHandle->mutex); // Wake up the reader, in case it is sleeping, // that lets it an opportunity to pop something. @@ -378,33 +368,33 @@ STATIC int AlsaPcmReadCB( struct pollfd * pfd, AlsaPcmCopyHandleT * pcmCopyHandl break; } - if (r < availIn) - r = availIn; + if (remain < availIn) + remain = availIn; - char buf[r*pcmCopyHandle->frame_size]; + char buf[remain*pcmCopyHandle->frame_size]; pthread_mutex_unlock(&pcmCopyHandle->mutex); - r = snd_pcm_readi(pcmIn, buf, r); + nbRead = snd_pcm_readi(pcmIn, buf, remain); - if (r == 0) { + if (nbRead == 0) { break; } - if (r < 0) { - if (r == -EPIPE) { - err = xrun(pcmIn, (int)r); + if (nbRead < 0) { + if (nbRead== -EPIPE) { + err = xrun(pcmIn, (int)nbRead); AFB_ApiDebug(pcmCopyHandle->api, "read EPIPE (%d), recov %d", ++pcmCopyHandle->read_err_count, err); goto ExitOnSuccess; - } else if (r == -ESTRPIPE) { + } else if (nbRead== -ESTRPIPE) { AFB_ApiDebug(pcmCopyHandle->api, "read ESTRPIPE"); - if ((err = suspend(pcmIn, (int)r)) < 0) + if ((err = suspend(pcmIn, (int)nbRead)) < 0) goto ExitOnSuccess; - r = 0; + nbRead = 0; } else { goto ExitOnSuccess; } } pthread_mutex_lock(&pcmCopyHandle->mutex); - alsa_ringbuf_frames_push(rbuf, buf, r); + alsa_ringbuf_frames_push(rbuf, buf, nbRead); snd_pcm_uframes_t used = alsa_ringbuf_frames_used(rbuf); pthread_mutex_unlock(&pcmCopyHandle->mutex); @@ -414,7 +404,7 @@ STATIC int AlsaPcmReadCB( struct pollfd * pfd, AlsaPcmCopyHandleT * pcmCopyHandl sem_post(&pcmCopyHandle->sem); } - availIn -= r; + availIn -= nbRead; // completed, we have read everything if (availIn <= 0) { @@ -576,7 +566,7 @@ static void *writeThreadEntry(void *handle) { sem_wait(&pcmCopyHandle->sem); while (true) { - snd_pcm_sframes_t r; + snd_pcm_sframes_t used, nbWritten; snd_pcm_sframes_t availOut = snd_pcm_avail(pcmOut); if (availOut < 0) { @@ -599,27 +589,27 @@ static void *writeThreadEntry(void *handle) { } pthread_mutex_lock(&pcmCopyHandle->mutex); - r = alsa_ringbuf_frames_used(rbuf); - if (r <= 0) { + used = alsa_ringbuf_frames_used(rbuf); + if (used <= 0) { pthread_mutex_unlock(&pcmCopyHandle->mutex); break; // will wait again } - if (r > availOut) - r = availOut; + if (used > availOut) + used = availOut; - char buf[r*pcmCopyHandle->frame_size]; - alsa_ringbuf_frames_pop(rbuf, buf, r); + char buf[used*pcmCopyHandle->frame_size]; + alsa_ringbuf_frames_pop(rbuf, buf, used); pthread_mutex_unlock(&pcmCopyHandle->mutex); - r = snd_pcm_writei( pcmOut, buf, r); - if (r <= 0) { - if (r == -EPIPE) { - int err = xrun(pcmOut, (int)r); + nbWritten = snd_pcm_writei( pcmOut, buf, used); + if (nbWritten <= 0) { + if (nbWritten == -EPIPE) { + int err = xrun(pcmOut, (int)nbWritten); AFB_ApiDebug(pcmCopyHandle->api, "XXX write EPIPE (%d), recov %d", ++pcmCopyHandle->write_err_count , err); continue; - } else if (r == -ESTRPIPE) { + } else if (nbWritten == -ESTRPIPE) { AFB_ApiDebug(pcmCopyHandle->api, "XXX write ESTRPIPE"); break; } diff --git a/plugins/alsa/alsa-ringbuf.c b/plugins/alsa/alsa-ringbuf.c index 2d77e4c..476222c 100644 --- a/plugins/alsa/alsa-ringbuf.c +++ b/plugins/alsa/alsa-ringbuf.c @@ -25,7 +25,7 @@ snd_pcm_uframes_t alsa_ringbuf_capacity(const alsa_ringbuf_t *rb) { return ringbuf_capacity(rb->rbuf)/rb->frameSize; } -snd_pcm_uframes_t alsa_ringbuf_frames_free(const alsa_ringbuf_t *rb) { +snd_pcm_uframes_t alsa_ringbuf_frames_remain_capacity(const alsa_ringbuf_t *rb) { return ringbuf_bytes_free(rb->rbuf)/rb->frameSize; } diff --git a/plugins/alsa/alsa-ringbuf.h b/plugins/alsa/alsa-ringbuf.h index 5ecc7fe..4ab709c 100644 --- a/plugins/alsa/alsa-ringbuf.h +++ b/plugins/alsa/alsa-ringbuf.h @@ -16,7 +16,7 @@ extern snd_pcm_uframes_t alsa_ringbuf_buffer_size(const alsa_ringbuf_t *rb); extern void alsa_ringbuf_free(alsa_ringbuf_t *rb); extern void alsa_ringbuf_reset(alsa_ringbuf_t *rb); extern snd_pcm_uframes_t alsa_ringbuf_capacity(const alsa_ringbuf_t *rb); -extern snd_pcm_uframes_t alsa_ringbuf_frames_free(const alsa_ringbuf_t *rb); +extern snd_pcm_uframes_t alsa_ringbuf_frames_remain_capacity(const alsa_ringbuf_t *rb); extern snd_pcm_uframes_t alsa_ringbuf_frames_used(const alsa_ringbuf_t *rb); extern bool alsa_ringbuf_is_full(const alsa_ringbuf_t *rb); extern bool alsa_ringbuf_is_empty(const alsa_ringbuf_t *rb); |