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licensing, name and description changes
Original commit message from CVS: licensing, name and description changes
This commit is contained in:
Thomas Vander Stichele
parent
59c9b655e1
commit
7b26b4d950
7 changed files with 86 additions and 63 deletions
24
ChangeLog
24
ChangeLog
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@ -1,3 +1,27 @@
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2005-08-14 Thomas Vander Stichele <thomas at apestaart dot org>
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* ext/aalib/gstaasink.c:
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aalib is LGPL, so this plugin can be LGPL
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* ext/arts/gst_arts.c: (plugin_init):
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rename, we don't like underscores
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* ext/audiofile/gstaf.c:
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* ext/sndfile/gstsf.c:
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rename, we like a descriptive plugin name
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* ext/gconf/gstgconfelements.c:
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change description a little
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* ext/musicbrainz/gsttrm.c:
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musicbrainz is LGPL, so plugin can be LGPL
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* ext/raw1394/gst1394.c:
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rename, we like all-digit names
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* gst/equalizer/gstiirequalizer.c:
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* gst/fdsrc/gstfdsrc.c:
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* gst/multifilesink/gstmultifilesink.c:
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rename
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* gst/virtualdub/gstvirtualdub.c:
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use GST_PLUGIN_DEFINE
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* sys/dxr3/dxr3init.c:
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only uses system headers, and code is LGPL, so plugin is LGPL
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2005-08-13 Tim-Philipp Müller <tim at centricular dot net>
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* ext/mad/Makefile.am:
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@ -548,4 +548,4 @@ GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"aasink",
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"ASCII Art video sink",
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plugin_init, VERSION, "GPL", GST_PACKAGE, GST_ORIGIN)
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plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)
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@ -45,5 +45,5 @@ plugin_init (GstPlugin * plugin)
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"gconfelements",
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"Plugin contains plugins wrapping the GStreamer/GConf audio/video output settings",
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"elements wrapping the GStreamer/GConf audio/video output settings",
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plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN)
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@ -38,6 +38,6 @@ plugin_init (GstPlugin * plugin)
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"gst1394",
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"1394",
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"Source for DV data via IEEE1394 interface",
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plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN);
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@ -219,8 +219,7 @@ static void
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setup_filter (GstIirEqualizer * equ, SecondOrderFilter * filter, gdouble gain,
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gdouble frequency)
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{
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gdouble q =
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pow (HIGHEST_FREQ / LOWEST_FREQ,
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gdouble q = pow (HIGHEST_FREQ / LOWEST_FREQ,
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1.0 / (equ->freq_count - 1)) * equ->bandwidth;
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gdouble theta = frequency * 2 * M_PI;
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@ -341,64 +340,64 @@ gst_iir_equalizer_get_property (GObject * object, guint prop_id,
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/* start of code that is type specific */
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#define CREATE_OPTIMIZED_FUNCTIONS(TYPE,BIG_TYPE,MIN_VAL,MAX_VAL) \
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typedef struct { \
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TYPE x1, x2; /* history of input values for a filter */ \
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TYPE y1, y2; /* history of output values for a filter */ \
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} SecondOrderHistory ## TYPE; \
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\
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static inline TYPE \
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one_step_ ## TYPE (SecondOrderFilter *filter, \
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SecondOrderHistory ## TYPE *history, TYPE input) \
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{ \
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/* calculate output */ \
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TYPE output = filter->alpha * (input - history->x2) + \
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filter->gamma * history->y1 - filter->beta * history->y2; \
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/* update history */ \
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history->y2 = history->y1; \
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history->y1 = output; \
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history->x2 = history->x1; \
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history->x1 = input; \
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\
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return output; \
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} \
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\
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static const guint history_size_ ## TYPE = sizeof (SecondOrderHistory ## TYPE); \
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\
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static void \
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gst_iir_equ_process_ ## TYPE (GstIirEqualizer *equ, guint8 *data, guint size, \
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guint channels) \
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{ \
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guint frames = size / channels / sizeof (TYPE); \
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guint i, c, f; \
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BIG_TYPE cur; \
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TYPE val; \
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\
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for (i = 0; i < frames; i++) { \
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for (c = 0; c < channels; c++) { \
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SecondOrderHistory ## TYPE *history = equ->history; \
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val = *((TYPE *) data); \
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cur = 0; \
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for (f = 0; f < equ->freq_count; f++) { \
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SecondOrderFilter *filter = &equ->filter[f]; \
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\
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cur += one_step_ ## TYPE (filter, history, val); \
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history++; \
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} \
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cur += val * 0.25; \
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cur = CLAMP (cur, MIN_VAL, MAX_VAL); \
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*((TYPE *) data) = (TYPE) cur; \
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data += sizeof (TYPE); \
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} \
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} \
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#define CREATE_OPTIMIZED_FUNCTIONS(TYPE,BIG_TYPE,MIN_VAL,MAX_VAL) \
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typedef struct { \
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TYPE x1, x2; /* history of input values for a filter */ \
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TYPE y1, y2; /* history of output values for a filter */ \
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} SecondOrderHistory ## TYPE; \
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\
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static inline TYPE \
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one_step_ ## TYPE (SecondOrderFilter *filter, \
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SecondOrderHistory ## TYPE *history, TYPE input) \
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{ \
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/* calculate output */ \
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TYPE output = filter->alpha * (input - history->x2) + \
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filter->gamma * history->y1 - filter->beta * history->y2; \
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/* update history */ \
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history->y2 = history->y1; \
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history->y1 = output; \
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history->x2 = history->x1; \
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history->x1 = input; \
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\
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return output; \
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} \
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\
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static const guint \
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history_size_ ## TYPE = sizeof (SecondOrderHistory ## TYPE); \
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\
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static void \
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gst_iir_equ_process_ ## TYPE (GstIirEqualizer *equ, guint8 *data, \
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guint size, guint channels) \
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{ \
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guint frames = size / channels / sizeof (TYPE); \
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guint i, c, f; \
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BIG_TYPE cur; \
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TYPE val; \
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\
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for (i = 0; i < frames; i++) { \
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for (c = 0; c < channels; c++) { \
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SecondOrderHistory ## TYPE *history = equ->history; \
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val = *((TYPE *) data); \
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cur = 0; \
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for (f = 0; f < equ->freq_count; f++) { \
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SecondOrderFilter *filter = &equ->filter[f]; \
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\
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cur += one_step_ ## TYPE (filter, history, val); \
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history++; \
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} \
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cur += val * 0.25; \
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cur = CLAMP (cur, MIN_VAL, MAX_VAL); \
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*((TYPE *) data) = (TYPE) cur; \
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data += sizeof (TYPE); \
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} \
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} \
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}
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CREATE_OPTIMIZED_FUNCTIONS (gint16, gint, -32768, 32767)
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CREATE_OPTIMIZED_FUNCTIONS (gfloat, gfloat, -1.0, 1.0)
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CREATE_OPTIMIZED_FUNCTIONS (gint16, gint, -32768, 32767);
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CREATE_OPTIMIZED_FUNCTIONS (gfloat, gfloat, -1.0, 1.0);
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static void
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gst_iir_equalizer_filter_inplace (GstAudiofilter * filter,
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GstBuffer * buf)
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static void
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gst_iir_equalizer_filter_inplace (GstAudiofilter * filter, GstBuffer * buf)
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{
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GstIirEqualizer *equ = GST_IIR_EQUALIZER (filter);
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@ -435,6 +434,6 @@ plugin_init (GstPlugin * plugin)
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"gstequalizer",
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"equalizer",
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"GStreamer equalizers",
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plugin_init, VERSION, "LGPL", GST_PACKAGE, GST_ORIGIN)
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@ -295,6 +295,6 @@ plugin_init (GstPlugin * plugin)
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GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
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GST_VERSION_MINOR,
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"gstfdsrc",
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"A source for fd (file descriptors)",
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"fdsrc",
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"A source that reads from a file descriptor",
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plugin_init, VERSION, GST_LICENSE, GST_PACKAGE, GST_ORIGIN)
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