X-Git-Url: http://git.tuebingen.mpg.de/?p=paraslash.git;a=blobdiff_plain;f=alsa_write.c;h=63a7055be35fab00847379be8ce3785a48312818;hp=32d8a50e98715ec92e2c43734c44c2bc33b39098;hb=b2e4347baf722d13e4936cf2138750f05c43c3da;hpb=8aa9d0cddfefb882cfd8e7cadbeea5cce31b731f diff --git a/alsa_write.c b/alsa_write.c index 32d8a50e..63a7055b 100644 --- a/alsa_write.c +++ b/alsa_write.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2005-2014 Andre Noll + * Copyright (C) 2005 Andre Noll * * Licensed under the GPL v2. For licencing details see COPYING. */ @@ -74,8 +74,8 @@ static snd_pcm_format_t get_alsa_pcm_format(enum sample_format sf) static int alsa_init(struct private_alsa_write_data *pad, struct alsa_write_args_info *conf) { - snd_pcm_hw_params_t *hwparams; - snd_pcm_sw_params_t *swparams; + snd_pcm_hw_params_t *hwparams = NULL; + snd_pcm_sw_params_t *swparams = NULL; snd_pcm_uframes_t start_threshold, stop_threshold; snd_pcm_uframes_t buffer_size, period_size; snd_output_t *output_log; @@ -89,7 +89,8 @@ static int alsa_init(struct private_alsa_write_data *pad, SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK); if (ret < 0) goto fail; - snd_pcm_hw_params_alloca(&hwparams); + ret = snd_pcm_hw_params_malloc(&hwparams); + assert(ret >= 0); msg = "Broken alsa configuration"; ret = snd_pcm_hw_params_any(pad->handle, hwparams); if (ret < 0) @@ -125,7 +126,7 @@ static int alsa_init(struct private_alsa_write_data *pad, period_time = pad->buffer_time * 250; /* buffer time / 4 */ msg = "could not set period time"; ret = snd_pcm_hw_params_set_period_time_near(pad->handle, hwparams, - &period_time, 0); + &period_time, NULL); if (ret < 0) goto fail; @@ -140,7 +141,8 @@ static int alsa_init(struct private_alsa_write_data *pad, goto fail; /* software parameter setup */ - snd_pcm_sw_params_alloca(&swparams); + ret = snd_pcm_sw_params_malloc(&swparams); + assert(ret >= 0); snd_pcm_sw_params_current(pad->handle, swparams); snd_pcm_sw_params_set_avail_min(pad->handle, swparams, period_size); if (buffer_size < 1) @@ -190,13 +192,18 @@ static int alsa_init(struct private_alsa_write_data *pad, } snd_output_close(output_log); } - return 1; + ret = 1; + goto out; fail: if (ret < 0) PARA_ERROR_LOG("%s: %s\n", msg, snd_strerror(-ret)); else PARA_ERROR_LOG("%s\n", msg); - return -E_ALSA; + ret = -E_ALSA; +out: + snd_pcm_hw_params_free(hwparams); + snd_pcm_sw_params_free(swparams); + return ret; } static void alsa_write_pre_select(struct sched *s, void *context)