mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-28 04:31:06 +00:00
changing 'channel' to 'track' to avoid naming overlap
Original commit message from CVS: changing 'channel' to 'track' to avoid naming overlap
This commit is contained in:
Leif Johnson
parent
4f2d330fdf
commit
6aa17f5bc1
4 changed files with 132 additions and 120 deletions
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@ -59,7 +59,7 @@ static void
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gst_mixer_class_init (GstMixerClass *klass)
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{
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/* default virtual functions */
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klass->list_channels = NULL;
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klass->list_tracks = NULL;
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klass->set_volume = NULL;
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klass->get_volume = NULL;
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klass->set_mute = NULL;
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@ -67,12 +67,12 @@ gst_mixer_class_init (GstMixerClass *klass)
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}
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const GList *
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gst_mixer_list_channels (GstMixer *mixer)
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gst_mixer_list_tracks (GstMixer *mixer)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->list_channels) {
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return klass->list_channels (mixer);
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if (klass->list_tracks) {
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return klass->list_tracks (mixer);
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}
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return NULL;
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@ -80,29 +80,29 @@ gst_mixer_list_channels (GstMixer *mixer)
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void
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gst_mixer_set_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->set_volume) {
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klass->set_volume (mixer, channel, volumes);
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klass->set_volume (mixer, track, volumes);
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}
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}
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void
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gst_mixer_get_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->get_volume) {
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klass->get_volume (mixer, channel, volumes);
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klass->get_volume (mixer, track, volumes);
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} else {
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gint i;
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for (i = 0; i < channel->num_channels; i++) {
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for (i = 0; i < track->num_channels; i++) {
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volumes[i] = 0;
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}
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}
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@ -110,24 +110,24 @@ gst_mixer_get_volume (GstMixer *mixer,
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void
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gst_mixer_set_mute (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean mute)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->set_mute) {
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klass->set_mute (mixer, channel, mute);
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klass->set_mute (mixer, track, mute);
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}
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}
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void
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gst_mixer_set_record (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean record)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->set_record) {
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klass->set_record (mixer, channel, record);
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klass->set_record (mixer, track, record);
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}
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}
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@ -39,27 +39,33 @@ G_BEGIN_DECLS
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#define GST_MIXER_GET_CLASS(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_MIXER, GstMixerClass))
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/* I fully realise that this naming being used here is confusing.
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* A channel is referred to both as the number of simultaneous
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* sound streams the input can handle as well as the in-/output
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* itself. We need to fix this some day, I just cannot come up
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* with something better.
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/* In this interface, a `track' is a unit of recording or playback, pretty much
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* equivalent to what comes in or goes out through a GstPad. Each track can have
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* one or more `channels', which are logical parts of the track. A `stereo
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* track', then, would be one stream with two channels, while a `mono track'
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* would be a stream with a single channel. More complex examples are possible
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* as well ; for example, professional audio hardware might handle audio tracks
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* with 8 or 16 channels each.
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*
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* All these are audio terms. I don't know exactly what this would translate to
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* for video, but a track might be an entire video stream, and a channel might
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* be the information for one of the colors in the stream.
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*/
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#define GST_MIXER_CHANNEL_INPUT (1<<0)
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#define GST_MIXER_CHANNEL_OUTPUT (1<<1)
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#define GST_MIXER_CHANNEL_MUTE (1<<2)
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#define GST_MIXER_CHANNEL_RECORD (1<<3)
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#define GST_MIXER_TRACK_INPUT (1<<0)
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#define GST_MIXER_TRACK_OUTPUT (1<<1)
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#define GST_MIXER_TRACK_MUTE (1<<2)
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#define GST_MIXER_TRACK_RECORD (1<<3)
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typedef struct _GstMixerChannel {
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typedef struct _GstMixerTrack {
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gchar *label;
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gint num_channels,
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flags,
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min_volume, max_volume;
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} GstMixerChannel;
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} GstMixerTrack;
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#define GST_MIXER_CHANNEL_HAS_FLAG(channel, flag) \
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((channel)->flags & flag)
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#define GST_MIXER_TRACK_HAS_FLAG(track, flag) \
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((track)->flags & flag)
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typedef struct _GstMixer GstMixer;
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@ -67,20 +73,20 @@ typedef struct _GstMixerClass {
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GTypeInterface klass;
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/* virtual functions */
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const GList * (* list_channels) (GstMixer *mixer);
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const GList * (* list_tracks) (GstMixer *mixer);
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void (* set_volume) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void (* get_volume) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void (* set_mute) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean mute);
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void (* set_record) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean record);
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GST_CLASS_PADDING
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@ -89,18 +95,18 @@ typedef struct _GstMixerClass {
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GType gst_mixer_get_type (void);
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/* virtual class function wrappers */
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const GList * gst_mixer_list_channels (GstMixer *mixer);
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const GList * gst_mixer_list_tracks (GstMixer *mixer);
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void gst_mixer_set_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void gst_mixer_get_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void gst_mixer_set_mute (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean mute);
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void gst_mixer_set_record (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean record);
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G_END_DECLS
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@ -59,7 +59,7 @@ static void
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gst_mixer_class_init (GstMixerClass *klass)
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{
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/* default virtual functions */
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klass->list_channels = NULL;
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klass->list_tracks = NULL;
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klass->set_volume = NULL;
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klass->get_volume = NULL;
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klass->set_mute = NULL;
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@ -67,12 +67,12 @@ gst_mixer_class_init (GstMixerClass *klass)
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}
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const GList *
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gst_mixer_list_channels (GstMixer *mixer)
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gst_mixer_list_tracks (GstMixer *mixer)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->list_channels) {
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return klass->list_channels (mixer);
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if (klass->list_tracks) {
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return klass->list_tracks (mixer);
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}
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return NULL;
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@ -80,29 +80,29 @@ gst_mixer_list_channels (GstMixer *mixer)
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void
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gst_mixer_set_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->set_volume) {
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klass->set_volume (mixer, channel, volumes);
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klass->set_volume (mixer, track, volumes);
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}
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}
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void
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gst_mixer_get_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->get_volume) {
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klass->get_volume (mixer, channel, volumes);
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klass->get_volume (mixer, track, volumes);
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} else {
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gint i;
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for (i = 0; i < channel->num_channels; i++) {
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for (i = 0; i < track->num_channels; i++) {
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volumes[i] = 0;
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}
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}
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@ -110,24 +110,24 @@ gst_mixer_get_volume (GstMixer *mixer,
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void
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gst_mixer_set_mute (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean mute)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->set_mute) {
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klass->set_mute (mixer, channel, mute);
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klass->set_mute (mixer, track, mute);
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}
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}
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void
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gst_mixer_set_record (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean record)
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{
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GstMixerClass *klass = GST_MIXER_GET_CLASS (mixer);
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if (klass->set_record) {
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klass->set_record (mixer, channel, record);
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klass->set_record (mixer, track, record);
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}
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}
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@ -39,27 +39,33 @@ G_BEGIN_DECLS
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#define GST_MIXER_GET_CLASS(inst) \
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(G_TYPE_INSTANCE_GET_INTERFACE ((inst), GST_TYPE_MIXER, GstMixerClass))
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/* I fully realise that this naming being used here is confusing.
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* A channel is referred to both as the number of simultaneous
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* sound streams the input can handle as well as the in-/output
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* itself. We need to fix this some day, I just cannot come up
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* with something better.
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/* In this interface, a `track' is a unit of recording or playback, pretty much
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* equivalent to what comes in or goes out through a GstPad. Each track can have
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* one or more `channels', which are logical parts of the track. A `stereo
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* track', then, would be one stream with two channels, while a `mono track'
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* would be a stream with a single channel. More complex examples are possible
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* as well ; for example, professional audio hardware might handle audio tracks
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* with 8 or 16 channels each.
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*
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* All these are audio terms. I don't know exactly what this would translate to
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* for video, but a track might be an entire video stream, and a channel might
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* be the information for one of the colors in the stream.
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*/
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#define GST_MIXER_CHANNEL_INPUT (1<<0)
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#define GST_MIXER_CHANNEL_OUTPUT (1<<1)
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#define GST_MIXER_CHANNEL_MUTE (1<<2)
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#define GST_MIXER_CHANNEL_RECORD (1<<3)
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#define GST_MIXER_TRACK_INPUT (1<<0)
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#define GST_MIXER_TRACK_OUTPUT (1<<1)
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#define GST_MIXER_TRACK_MUTE (1<<2)
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#define GST_MIXER_TRACK_RECORD (1<<3)
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typedef struct _GstMixerChannel {
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typedef struct _GstMixerTrack {
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gchar *label;
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gint num_channels,
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flags,
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min_volume, max_volume;
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} GstMixerChannel;
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} GstMixerTrack;
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#define GST_MIXER_CHANNEL_HAS_FLAG(channel, flag) \
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((channel)->flags & flag)
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#define GST_MIXER_TRACK_HAS_FLAG(track, flag) \
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((track)->flags & flag)
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typedef struct _GstMixer GstMixer;
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@ -67,20 +73,20 @@ typedef struct _GstMixerClass {
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GTypeInterface klass;
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/* virtual functions */
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const GList * (* list_channels) (GstMixer *mixer);
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const GList * (* list_tracks) (GstMixer *mixer);
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void (* set_volume) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void (* get_volume) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void (* set_mute) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean mute);
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void (* set_record) (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean record);
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GST_CLASS_PADDING
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@ -89,18 +95,18 @@ typedef struct _GstMixerClass {
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GType gst_mixer_get_type (void);
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/* virtual class function wrappers */
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const GList * gst_mixer_list_channels (GstMixer *mixer);
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const GList * gst_mixer_list_tracks (GstMixer *mixer);
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void gst_mixer_set_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void gst_mixer_get_volume (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gint *volumes);
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void gst_mixer_set_mute (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean mute);
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void gst_mixer_set_record (GstMixer *mixer,
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GstMixerChannel *channel,
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GstMixerTrack *track,
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gboolean record);
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G_END_DECLS
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