+++ /dev/null
-Switch madplay to the new API. This is done thanks to a patch written
-by Micha Nelissen <micha@neli.hopto.org> and available at
-http://article.gmane.org/gmane.comp.audio.mad.devel/729.
-
---- madplay-0.15.2b/audio_alsa.c 2008-10-18 15:10:16.000000000 +0200
-+++ madplay-0.15.2b/audio_alsa.c.new 2008-10-18 15:03:27.000000000 +0200
-@@ -28,31 +28,30 @@
-
- #include <errno.h>
-
--#define ALSA_PCM_OLD_HW_PARAMS_API
--#define ALSA_PCM_OLD_SW_PARAMS_API
- #include <alsa/asoundlib.h>
-
- #include <mad.h>
-
- #include "audio.h"
-
--char *buf = NULL;
--int paused = 0;
-+#define BUFFER_TIME_MAX 500000
-
--int rate = -1;
--int channels = -1;
--int bitdepth = -1;
--int sample_size = -1;
--
--int buffer_time = 500000;
--int period_time = 100000;
--char *defaultdev = "plughw:0,0";
-+unsigned char *buf = NULL;
-+int paused = 0;
-+
-+unsigned int rate = 0;
-+unsigned int channels = -1;
-+unsigned int bitdepth = -1;
-+unsigned int sample_size = -1;
-+
-+unsigned int buffer_time;
-+unsigned int period_time;
-+char *defaultdev = "plughw:0,0";
-
- snd_pcm_hw_params_t *alsa_hwparams;
- snd_pcm_sw_params_t *alsa_swparams;
-
--snd_pcm_sframes_t buffer_size;
--snd_pcm_sframes_t period_size;
-+snd_pcm_uframes_t buffer_size;
-
- snd_pcm_format_t alsa_format = -1;
- snd_pcm_access_t alsa_access = SND_PCM_ACCESS_MMAP_INTERLEAVED;
-@@ -66,14 +65,20 @@
- snd_pcm_hw_params_t *params,
- snd_pcm_access_t access)
- {
-- int err, dir;
--
-+ int err;
-+
- /* choose all parameters */
- err = snd_pcm_hw_params_any(handle,params);
- if (err < 0) {
- printf("Access type not available for playback: %s\n", snd_strerror(err));
- return err;
- }
-+ /* set the access type */
-+ err = snd_pcm_hw_params_set_access(handle, params, alsa_access);
-+ if (err < 0) {
-+ printf("Sample format not available for playback: %s\n", snd_strerror(err));
-+ return err;
-+ }
- /* set the sample format */
- err = snd_pcm_hw_params_set_format(handle, params, alsa_format);
- if (err < 0) {
-@@ -87,29 +92,38 @@
- return err;
- }
- /* set the stream rate */
-- err = snd_pcm_hw_params_set_rate_near(handle, params, rate, 0);
-+ err = snd_pcm_hw_params_set_rate(handle, params, rate, 0);
- if (err < 0) {
- printf("Rate %iHz not available for playback: %s\n", rate, snd_strerror(err));
- return err;
- }
-- if (err != rate) {
-- printf("Rate doesn't match (requested %iHz, get %iHz)\n", rate, err);
-- return -EINVAL;
-- }
-+ err = snd_pcm_hw_params_get_buffer_time_max(params, &buffer_time, NULL);
-+ if (err < 0) {
-+ printf("Unable to retrieve buffer time: %s\n", snd_strerror(err));
-+ return err;
-+ }
-+ if (buffer_time > BUFFER_TIME_MAX)
-+ buffer_time = BUFFER_TIME_MAX;
- /* set buffer time */
-- err = snd_pcm_hw_params_set_buffer_time_near(handle, params, buffer_time, &dir);
-+ err = snd_pcm_hw_params_set_buffer_time_near(handle, params, &buffer_time, 0);
- if (err < 0) {
- printf("Unable to set buffer time %i for playback: %s\n", buffer_time, snd_strerror(err));
- return err;
- }
-- buffer_size = snd_pcm_hw_params_get_buffer_size(params);
-+ if (period_time * 4 > buffer_time)
-+ period_time = buffer_time / 4;
- /* set period time */
-- err = snd_pcm_hw_params_set_period_time_near(handle, params, period_time, &dir);
-+ err = snd_pcm_hw_params_set_period_time_near(handle, params, &period_time, NULL);
- if (err < 0) {
- printf("Unable to set period time %i for playback: %s\n", period_time, snd_strerror(err));
- return err;
- }
-- period_size = snd_pcm_hw_params_get_period_size(params, &dir);
-+ /* retrieve buffer size */
-+ err = snd_pcm_hw_params_get_buffer_size(params, &buffer_size);
-+ if (err < 0) {
-+ printf("Unable to retrieve buffer size: %s\n", snd_strerror(err));
-+ return err;
-+ }
- /* write the parameters to device */
- err = snd_pcm_hw_params(handle, params);
- if (err < 0) {
-@@ -123,6 +137,7 @@
- int set_swparams(snd_pcm_t *handle,
- snd_pcm_sw_params_t *params)
- {
-+ unsigned int start_threshold;
- int err;
-
- /* get current swparams */
-@@ -136,13 +151,7 @@
- if (err < 0) {
- printf("Unable to set start threshold mode for playback: %s\n", snd_strerror(err));
- return err;
-- }
-- /* allow transfer when at least period_size samples can be processed */
-- err = snd_pcm_sw_params_set_avail_min(handle, params, period_size);
-- if (err < 0) {
-- printf("Unable to set avail min for playback: %s\n", snd_strerror(err));
-- return err;
-- }
-+ }
- /* align all transfers to 1 samples */
- err = snd_pcm_sw_params_set_xfer_align(handle, params, 1);
- if (err < 0) {
-@@ -190,7 +199,7 @@
- rate = config->speed;
-
- if ( bitdepth == 0 )
-- config->precision = bitdepth = 32;
-+ config->precision = bitdepth = 16;
-
- switch (bitdepth)
- {
-@@ -241,7 +250,7 @@
- return -1;
- }
-
-- buf = malloc(buffer_size);
-+ buf = malloc(buffer_size * sample_size);
- if (buf == NULL) {
- audio_error="unable to allocate output buffer table";
- return -1;
-@@ -279,7 +288,7 @@
- int play(struct audio_play *play)
- {
- int err, len;
-- char *ptr;
-+ unsigned char *ptr;
-
- ptr = buf;
- len = play->nsamples;
-
projects / librecmc / package-feed.git / blobdiff