diff options
| author | Ronald S. Bultje <rbultje@ronald.bitfreak.net> | 2005-01-09 16:30:15 +0000 |
|---|---|---|
| committer | Ronald S. Bultje <rbultje@ronald.bitfreak.net> | 2005-01-09 16:30:15 +0000 |
| commit | 1f19f8e63cfd50d1e60ee1668b4f7fb1ad0ab85f (patch) | |
| tree | 095ccea649a765abc71206f1975e74fef0d9077e /ext/libpng | |
| parent | 741360c63823063731f774b196dd95b6a42bf9ed (diff) | |
ext/libpng/gstpngenc.*: Add compression level property (#163323).
Original commit message from CVS:
Reviewed by: Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* ext/libpng/gstpngenc.c: (gst_pngenc_class_init),
(gst_pngenc_init), (gst_pngenc_chain), (gst_pngenc_get_property),
(gst_pngenc_set_property):
* ext/libpng/gstpngenc.h:
Add compression level property (#163323).
Diffstat (limited to 'ext/libpng')
| -rw-r--r-- | ext/libpng/gstpngenc.c | 20 | ||||
| -rw-r--r-- | ext/libpng/gstpngenc.h | 1 |
2 files changed, 19 insertions, 2 deletions
diff --git a/ext/libpng/gstpngenc.c b/ext/libpng/gstpngenc.c index 5b357e92..7a47f0eb 100644 --- a/ext/libpng/gstpngenc.c +++ b/ext/libpng/gstpngenc.c @@ -23,6 +23,7 @@ #include <gst/gst.h> #include "gstpngenc.h" #include <gst/video/video.h> +#include <zlib.h> #define MAX_HEIGHT 4096 @@ -48,7 +49,8 @@ enum { ARG_0, ARG_SNAPSHOT, - ARG_NEWMEDIA + ARG_NEWMEDIA, + ARG_COMPRESSION_LEVEL }; static void gst_pngenc_base_init (gpointer g_class); @@ -149,6 +151,13 @@ gst_pngenc_class_init (GstPngEncClass * klass) "Send new media discontinuity after encoding each frame", FALSE, (GParamFlags) G_PARAM_READWRITE)); + g_object_class_install_property + (gobject_class, ARG_COMPRESSION_LEVEL, + g_param_spec_uint ("compression-level", "compression-level", + "PNG compression level", + Z_NO_COMPRESSION, Z_BEST_COMPRESSION, + 6, (GParamFlags) G_PARAM_READWRITE)); + gstelement_class->get_property = gst_pngenc_get_property; gstelement_class->set_property = gst_pngenc_set_property; } @@ -199,6 +208,7 @@ gst_pngenc_init (GstPngEnc * pngenc) pngenc->snapshot = DEFAULT_SNAPSHOT; pngenc->newmedia = FALSE; + pngenc->compression_level = 6; } static void @@ -281,7 +291,7 @@ gst_pngenc_chain (GstPad * pad, GstData * _data) png_set_filter (pngenc->png_struct_ptr, 0, PNG_FILTER_NONE | PNG_FILTER_VALUE_NONE); - png_set_compression_level (pngenc->png_struct_ptr, 9); + png_set_compression_level (pngenc->png_struct_ptr, pngenc->compression_level); png_set_IHDR (pngenc->png_struct_ptr, pngenc->png_info_ptr, @@ -345,6 +355,9 @@ gst_pngenc_get_property (GObject * object, case ARG_NEWMEDIA: g_value_set_boolean (value, pngenc->newmedia); break; + case ARG_COMPRESSION_LEVEL: + g_value_set_uint (value, pngenc->compression_level); + break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; @@ -367,6 +380,9 @@ gst_pngenc_set_property (GObject * object, case ARG_NEWMEDIA: pngenc->newmedia = g_value_get_boolean (value); break; + case ARG_COMPRESSION_LEVEL: + pngenc->compression_level = g_value_get_uint (value); + break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; diff --git a/ext/libpng/gstpngenc.h b/ext/libpng/gstpngenc.h index 895241de..07c20f8a 100644 --- a/ext/libpng/gstpngenc.h +++ b/ext/libpng/gstpngenc.h @@ -51,6 +51,7 @@ struct _GstPngEnc gint width; gint height; gint bpp; + guint compression_level; gboolean snapshot; gboolean newmedia; |