From f0da7da42149c438033abd5e53c790d2acbba9a2 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 21 Nov 2007 22:40:04 +0000
Subject: support S32 samples, prefer FLOAT32 samples over U8, add channel map
 support to the source

git-svn-id: file:///home/lennart/svn/public/gst-pulse/trunk@75 bb39ca4e-bce3-0310-b5d4-eea78a553289
---
 src/pulsesink.c | 26 ++++++++++++++++++--------
 src/pulsesrc.c  | 21 +++++++++++++++++----
 src/pulseutil.c |  4 ++++
 3 files changed, 39 insertions(+), 12 deletions(-)

diff --git a/src/pulsesink.c b/src/pulsesink.c
index 295811e..d7039a7 100644
--- a/src/pulsesink.c
+++ b/src/pulsesink.c
@@ -83,16 +83,24 @@ static void gst_pulsesink_base_init(gpointer g_class) {
                     "rate = (int) [ 1, MAX ], "
                     "channels = (int) [ 1, 16 ];"
 
-                    "audio/x-raw-int, "
-                    "signed = (boolean) FALSE, "
-                    "width = (int) 8, "
-                    "depth = (int) 8, "
+                    "audio/x-raw-float, "
+                    "endianness = (int) { " ENDIANNESS " }, "
+                    "width = (int) 32, "
                     "rate = (int) [ 1, MAX ], "
                     "channels = (int) [ 1, 16 ];"
 
-                    "audio/x-raw-float, "
+                    "audio/x-raw-int, "
                     "endianness = (int) { " ENDIANNESS " }, "
+                    "signed = (boolean) TRUE, "
                     "width = (int) 32, "
+                    "depth = (int) 32, "
+                    "rate = (int) [ 1, MAX ], "
+                    "channels = (int) [ 1, 16 ];"
+
+                    "audio/x-raw-int, "
+                    "signed = (boolean) FALSE, "
+                    "width = (int) 8, "
+                    "depth = (int) 8, "
                     "rate = (int) [ 1, MAX ], "
                     "channels = (int) [ 1, 16 ];"
 
@@ -355,11 +363,9 @@ static gboolean gst_pulsesink_close(GstAudioSink *asink) {
 
     return TRUE;
 }
-
 static gboolean gst_pulsesink_prepare(GstAudioSink *asink, GstRingBufferSpec *spec) {
     pa_buffer_attr buf_attr;
     pa_channel_map channel_map;
-
     GstPulseSink *pulsesink = GST_PULSESINK(asink);
 
     if (!gst_pulse_fill_sample_spec(spec, &pulsesink->sample_spec)) {
@@ -374,7 +380,11 @@ static gboolean gst_pulsesink_prepare(GstAudioSink *asink, GstRingBufferSpec *sp
         goto unlock_and_fail;
     }
 
-    if (!(pulsesink->stream = pa_stream_new(pulsesink->context, pulsesink->stream_name ? pulsesink->stream_name : "Playback Stream", &pulsesink->sample_spec, gst_pulse_gst_to_channel_map(&channel_map,spec)))) {
+    if (!(pulsesink->stream = pa_stream_new(
+                  pulsesink->context,
+                  pulsesink->stream_name ? pulsesink->stream_name : "Playback Stream",
+                  &pulsesink->sample_spec,
+                  gst_pulse_gst_to_channel_map(&channel_map, spec)))) {
         GST_ELEMENT_ERROR(pulsesink, RESOURCE, FAILED, ("Failed to create stream: %s", pa_strerror(pa_context_errno(pulsesink->context))), (NULL));
         goto unlock_and_fail;
     }
diff --git a/src/pulsesrc.c b/src/pulsesrc.c
index faf6def..5a3e918 100644
--- a/src/pulsesrc.c
+++ b/src/pulsesrc.c
@@ -115,9 +115,10 @@ static void gst_pulsesrc_base_init(gpointer g_class) {
                     "channels = (int) [ 1, 16 ];"
 
                     "audio/x-raw-int, "
-                    "signed = (boolean) FALSE, "
-                    "width = (int) 8, "
-                    "depth = (int) 8, "
+                    "endianness = (int) { " ENDIANNESS " }, "
+                    "signed = (boolean) TRUE, "
+                    "width = (int) 32, "
+                    "depth = (int) 32, "
                     "rate = (int) [ 1, MAX ], "
                     "channels = (int) [ 1, 16 ];"
 
@@ -127,6 +128,13 @@ static void gst_pulsesrc_base_init(gpointer g_class) {
                     "rate = (int) [ 1, MAX ], "
                     "channels = (int) [ 1, 16 ];"
 
+                    "audio/x-raw-int, "
+                    "signed = (boolean) FALSE, "
+                    "width = (int) 8, "
+                    "depth = (int) 8, "
+                    "rate = (int) [ 1, MAX ], "
+                    "channels = (int) [ 1, 16 ];"
+
                     "audio/x-alaw, "
                     "rate = (int) [ 1, MAX], "
                     "channels = (int) [ 1, 16 ];"
@@ -388,6 +396,7 @@ static gboolean gst_pulsesrc_close(GstAudioSrc *asrc) {
 }
 static gboolean gst_pulsesrc_prepare(GstAudioSrc *asrc, GstRingBufferSpec *spec) {
     pa_buffer_attr buf_attr;
+    pa_channel_map channel_map;
 
     GstPulseSrc *pulsesrc = GST_PULSESRC(asrc);
 
@@ -403,7 +412,11 @@ static gboolean gst_pulsesrc_prepare(GstAudioSrc *asrc, GstRingBufferSpec *spec)
         goto unlock_and_fail;
     }
 
-    if (!(pulsesrc->stream = pa_stream_new(pulsesrc->context, "Record Stream", &pulsesrc->sample_spec, NULL))) {
+    if (!(pulsesrc->stream = pa_stream_new(
+                  pulsesrc->context,
+                  "Record Stream",
+                  &pulsesrc->sample_spec,
+                  gst_pulse_gst_to_channel_map(&channel_map, spec)))) {
         GST_ELEMENT_ERROR(pulsesrc, RESOURCE, FAILED, ("Failed to create stream: %s", pa_strerror(pa_context_errno(pulsesrc->context))), (NULL));
         goto unlock_and_fail;
     }
diff --git a/src/pulseutil.c b/src/pulseutil.c
index 36a2168..61aed61 100644
--- a/src/pulseutil.c
+++ b/src/pulseutil.c
@@ -58,6 +58,10 @@ gboolean gst_pulse_fill_sample_spec(GstRingBufferSpec *spec, pa_sample_spec *ss)
         ss->format = PA_SAMPLE_FLOAT32LE;
     else if (spec->format == GST_FLOAT32_BE && spec->width == 32)
         ss->format = PA_SAMPLE_FLOAT32BE;
+    else if (spec->format == GST_S32_LE && spec->width == 32)
+        ss->format = PA_SAMPLE_S32LE;
+    else if (spec->format == GST_S32_BE && spec->width == 32)
+        ss->format = PA_SAMPLE_S32NE;
     else
         return FALSE;
 
-- 
cgit