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gst-libs/gst/interfaces/mixer.c: De-cruft and fix message type assertions (NULL is not a really valid mixer message t...

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Original commit message from CVS:
* gst-libs/gst/interfaces/mixer.c: (GST_MIXER_MESSAGE_HAS_TYPE),
(gst_mixer_message_parse_mute_toggled),
(gst_mixer_message_parse_record_toggled),
(gst_mixer_message_parse_volume_changed),
(gst_mixer_message_parse_option_changed):
De-cruft and fix message type assertions (NULL is not a really
valid mixer message type string).
This commit is contained in:
Tim-Philipp Müller 2008-02-29 17:59:16 +00:00
parent bdf20026e8
commit ca1b8db04a
3 changed files with 22 additions and 17 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2008-02-29 Tim-Philipp Müller <tim at centricular dot net>
* gst-libs/gst/interfaces/mixer.c: (GST_MIXER_MESSAGE_HAS_TYPE),
(gst_mixer_message_parse_mute_toggled),
(gst_mixer_message_parse_record_toggled),
(gst_mixer_message_parse_volume_changed),
(gst_mixer_message_parse_option_changed):
De-cruft and fix message type assertions (NULL is not a really
valid mixer message type string).
2008-02-29 Wim Taymans <wim.taymans@collabora.co.uk>
* ext/libvisual/visual.c: (gst_vis_src_negotiate):

2
common

@ -1 +1 @@
Subproject commit e746d20ef536a73aea9964666c7d5f6d5c9465df
Subproject commit 4fa1159996900100f3a1cd3b43d7f0f027310cdb

27
gst-libs/gst/interfaces/mixer.c
View file

@ -549,6 +549,9 @@ gst_mixer_message_get_type (GstMessage * message)
return GST_MIXER_MESSAGE_INVALID;
}
#define GST_MIXER_MESSAGE_HAS_TYPE(msg,msg_type) \
(gst_mixer_message_get_type (msg) == GST_MIXER_MESSAGE_ ## msg_type)
/**
* gst_mixer_message_parse_mute_toggled:
* @message: A mute-toggled change notification message.
@ -568,13 +571,11 @@ gst_mixer_message_parse_mute_toggled (GstMessage * message,
GstMixerTrack ** track, gboolean * mute)
{
const GstStructure *s;
const gchar *m_type;
g_return_if_fail (gst_mixer_message_is_mixer_message (message));
s = gst_message_get_structure (message);
g_return_if_fail (GST_MIXER_MESSAGE_HAS_TYPE (message, MUTE_TOGGLED));
m_type = gst_structure_get_string (s, "type");
g_return_if_fail (m_type == NULL || g_str_equal (m_type, "mute-toggled"));
s = gst_message_get_structure (message);
if (track) {
const GValue *v = gst_structure_get_value (s, "track");
@ -607,13 +608,11 @@ gst_mixer_message_parse_record_toggled (GstMessage * message,
GstMixerTrack ** track, gboolean * record)
{
const GstStructure *s;
const gchar *m_type;
g_return_if_fail (gst_mixer_message_is_mixer_message (message));
s = gst_message_get_structure (message);
g_return_if_fail (GST_MIXER_MESSAGE_HAS_TYPE (message, RECORD_TOGGLED));
m_type = gst_structure_get_string (s, "type");
g_return_if_fail (m_type == NULL || g_str_equal (m_type, "record-toggled"));
s = gst_message_get_structure (message);
if (track) {
const GValue *v = gst_structure_get_value (s, "track");
@ -649,13 +648,11 @@ gst_mixer_message_parse_volume_changed (GstMessage * message,
GstMixerTrack ** track, gint ** volumes, gint * num_channels)
{
const GstStructure *s;
const gchar *m_type;
g_return_if_fail (gst_mixer_message_is_mixer_message (message));
s = gst_message_get_structure (message);
g_return_if_fail (GST_MIXER_MESSAGE_HAS_TYPE (message, VOLUME_CHANGED));
m_type = gst_structure_get_string (s, "type");
g_return_if_fail (m_type == NULL || g_str_equal (m_type, "volume-changed"));
s = gst_message_get_structure (message);
if (track) {
const GValue *v = gst_structure_get_value (s, "track");
@ -706,13 +703,11 @@ gst_mixer_message_parse_option_changed (GstMessage * message,
GstMixerOptions ** options, const gchar ** value)
{
const GstStructure *s;
const gchar *m_type;
g_return_if_fail (gst_mixer_message_is_mixer_message (message));
s = gst_message_get_structure (message);
g_return_if_fail (GST_MIXER_MESSAGE_HAS_TYPE (message, OPTION_CHANGED));
m_type = gst_structure_get_string (s, "type");
g_return_if_fail (m_type == NULL || g_str_equal (m_type, "option-changed"));
s = gst_message_get_structure (message);
if (options) {
const GValue *v = gst_structure_get_value (s, "options");