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authorMans Rullgard <mans@mansr.com>2011-03-19 23:44:00 +0000
committerMans Rullgard <mans@mansr.com>2011-03-20 13:25:19 +0000
commit4538729afed44a0ee0a762d3ef69aa4bbb7f10b3 (patch)
tree746f6f85406a0100bff5684c1055c8922761d020 /libavcodec
parenta45fbda994df54600101e845e29f0af60e456e95 (diff)
downloadffmpeg-4538729afed44a0ee0a762d3ef69aa4bbb7f10b3.tar.gz
Move sine windows to a separate file
These windows do not really belong in fft/mdct files and were easily confused with the similarly named tables used by rdft. Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavcodec')
-rw-r--r--libavcodec/Makefile5
-rw-r--r--libavcodec/aacdec.c1
-rw-r--r--libavcodec/aacenc.c1
-rw-r--r--libavcodec/atrac1.c1
-rw-r--r--libavcodec/cook.c1
-rw-r--r--libavcodec/fft.h26
-rw-r--r--libavcodec/imc.c1
-rw-r--r--libavcodec/mdct.c2
-rw-r--r--libavcodec/nellymoserdec.c1
-rw-r--r--libavcodec/nellymoserenc.c1
-rw-r--r--libavcodec/sinewin.c20
-rw-r--r--libavcodec/sinewin.h59
-rw-r--r--libavcodec/sinewin_tablegen.c (renamed from libavcodec/mdct_tablegen.c)4
-rw-r--r--libavcodec/sinewin_tablegen.h (renamed from libavcodec/mdct_tablegen.h)4
-rw-r--r--libavcodec/twinvq.c1
-rw-r--r--libavcodec/wma.c1
-rw-r--r--libavcodec/wmaprodec.c1
-rw-r--r--libavcodec/wmavoice.c1
18 files changed, 98 insertions, 33 deletions
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index b21921b74c..04e35a180c 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -42,6 +42,7 @@ OBJS-$(CONFIG_LSP) += lsp.o
OBJS-$(CONFIG_MDCT) += mdct.o
RDFT-OBJS-$(CONFIG_HARDCODED_TABLES) += sin_tables.o
OBJS-$(CONFIG_RDFT) += rdft.o $(RDFT-OBJS-yes)
+OBJS-$(CONFIG_SINEWIN) += sinewin.o
OBJS-$(CONFIG_VAAPI) += vaapi.o
OBJS-$(CONFIG_VDPAU) += vdpau.o
@@ -690,7 +691,7 @@ $(SUBDIR)%_tablegen$(HOSTEXESUF): $(SUBDIR)%_tablegen.c $(SUBDIR)%_tablegen.h $(
$(HOSTCC) $(HOSTCFLAGS) $(HOSTLDFLAGS) -o $@ $(filter %.c,$^) $(HOSTLIBS)
GEN_HEADERS = cbrt_tables.h aacps_tables.h aac_tables.h dv_tables.h \
- mdct_tables.h mpegaudio_tables.h motionpixels_tables.h \
+ sinewin_tables.h mpegaudio_tables.h motionpixels_tables.h \
pcm_tables.h qdm2_tables.h
GEN_HEADERS := $(addprefix $(SUBDIR), $(GEN_HEADERS))
@@ -702,7 +703,7 @@ $(SUBDIR)aacdec.o: $(SUBDIR)cbrt_tables.h
$(SUBDIR)aacps.o: $(SUBDIR)aacps_tables.h
$(SUBDIR)aactab.o: $(SUBDIR)aac_tables.h
$(SUBDIR)dv.o: $(SUBDIR)dv_tables.h
-$(SUBDIR)mdct.o: $(SUBDIR)mdct_tables.h
+$(SUBDIR)sinewin.o: $(SUBDIR)sinewin_tables.h
$(SUBDIR)mpegaudiodec.o: $(SUBDIR)mpegaudio_tables.h
$(SUBDIR)mpegaudiodec_float.o: $(SUBDIR)mpegaudio_tables.h
$(SUBDIR)motionpixels.o: $(SUBDIR)motionpixels_tables.h
diff --git a/libavcodec/aacdec.c b/libavcodec/aacdec.c
index 0a1ac93bae..05bd7ed3d3 100644
--- a/libavcodec/aacdec.c
+++ b/libavcodec/aacdec.c
@@ -88,6 +88,7 @@
#include "fmtconvert.h"
#include "lpc.h"
#include "kbdwin.h"
+#include "sinewin.h"
#include "aac.h"
#include "aactab.h"
diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c
index 9b53001dfe..d4b61126bd 100644
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@@ -35,6 +35,7 @@
#include "dsputil.h"
#include "mpeg4audio.h"
#include "kbdwin.h"
+#include "sinewin.h"
#include "aac.h"
#include "aactab.h"
diff --git a/libavcodec/atrac1.c b/libavcodec/atrac1.c
index 0241238db6..d6c7053d7b 100644
--- a/libavcodec/atrac1.c
+++ b/libavcodec/atrac1.c
@@ -36,6 +36,7 @@
#include "get_bits.h"
#include "dsputil.h"
#include "fft.h"
+#include "sinewin.h"
#include "atrac.h"
#include "atrac1data.h"
diff --git a/libavcodec/cook.c b/libavcodec/cook.c
index 8e50daa24f..7717c4bbc6 100644
--- a/libavcodec/cook.c
+++ b/libavcodec/cook.c
@@ -54,6 +54,7 @@
#include "bytestream.h"
#include "fft.h"
#include "libavutil/audioconvert.h"
+#include "sinewin.h"
#include "cookdata.h"
diff --git a/libavcodec/fft.h b/libavcodec/fft.h
index 88fd325dfa..f10ef89621 100644
--- a/libavcodec/fft.h
+++ b/libavcodec/fft.h
@@ -62,19 +62,16 @@ struct FFTContext {
#if CONFIG_HARDCODED_TABLES
#define COSTABLE_CONST const
#define SINTABLE_CONST const
-#define SINETABLE_CONST const
#else
#define COSTABLE_CONST
#define SINTABLE_CONST
-#define SINETABLE_CONST
#endif
#define COSTABLE(size) \
COSTABLE_CONST DECLARE_ALIGNED(16, FFTSample, ff_cos_##size)[size/2]
#define SINTABLE(size) \
SINTABLE_CONST DECLARE_ALIGNED(16, FFTSample, ff_sin_##size)[size/2]
-#define SINETABLE(size) \
- SINETABLE_CONST DECLARE_ALIGNED(16, float, ff_sine_##size)[size]
+
extern COSTABLE(16);
extern COSTABLE(32);
extern COSTABLE(64);
@@ -124,27 +121,6 @@ void ff_dct_init_mmx(DCTContext *s);
void ff_fft_end(FFTContext *s);
-/**
- * Generate a sine window.
- * @param window pointer to half window
- * @param n size of half window
- */
-void ff_sine_window_init(float *window, int n);
-
-/**
- * initialize the specified entry of ff_sine_windows
- */
-void ff_init_ff_sine_windows(int index);
-extern SINETABLE( 32);
-extern SINETABLE( 64);
-extern SINETABLE( 128);
-extern SINETABLE( 256);
-extern SINETABLE( 512);
-extern SINETABLE(1024);
-extern SINETABLE(2048);
-extern SINETABLE(4096);
-extern SINETABLE_CONST float * const ff_sine_windows[13];
-
int ff_mdct_init(FFTContext *s, int nbits, int inverse, double scale);
void ff_imdct_calc_c(FFTContext *s, FFTSample *output, const FFTSample *input);
void ff_imdct_half_c(FFTContext *s, FFTSample *output, const FFTSample *input);
diff --git a/libavcodec/imc.c b/libavcodec/imc.c
index ae2cc9d17a..e48a7094ba 100644
--- a/libavcodec/imc.c
+++ b/libavcodec/imc.c
@@ -41,6 +41,7 @@
#include "dsputil.h"
#include "fft.h"
#include "libavutil/audioconvert.h"
+#include "sinewin.h"
#include "imcdata.h"
diff --git a/libavcodec/mdct.c b/libavcodec/mdct.c
index f2f34f9eda..9edb57760e 100644
--- a/libavcodec/mdct.c
+++ b/libavcodec/mdct.c
@@ -30,8 +30,6 @@
* MDCT/IMDCT transforms.
*/
-#include "mdct_tablegen.h"
-
/**
* init MDCT or IMDCT computation.
*/
diff --git a/libavcodec/nellymoserdec.c b/libavcodec/nellymoserdec.c
index 32cf56c9ff..5ad49abceb 100644
--- a/libavcodec/nellymoserdec.c
+++ b/libavcodec/nellymoserdec.c
@@ -39,6 +39,7 @@
#include "dsputil.h"
#include "fft.h"
#include "fmtconvert.h"
+#include "sinewin.h"
#define ALT_BITSTREAM_READER_LE
#include "get_bits.h"
diff --git a/libavcodec/nellymoserenc.c b/libavcodec/nellymoserenc.c
index cf73ea4a22..586443dd15 100644
--- a/libavcodec/nellymoserenc.c
+++ b/libavcodec/nellymoserenc.c
@@ -39,6 +39,7 @@
#include "avcodec.h"
#include "dsputil.h"
#include "fft.h"
+#include "sinewin.h"
#define BITSTREAM_WRITER_LE
#include "put_bits.h"
diff --git a/libavcodec/sinewin.c b/libavcodec/sinewin.c
new file mode 100644
index 0000000000..be38dbc713
--- /dev/null
+++ b/libavcodec/sinewin.c
@@ -0,0 +1,20 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "sinewin.h"
+#include "sinewin_tablegen.h"
diff --git a/libavcodec/sinewin.h b/libavcodec/sinewin.h
new file mode 100644
index 0000000000..2ed386a32d
--- /dev/null
+++ b/libavcodec/sinewin.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2008 Robert Swain
+ *
+ * This file is part of Libav.
+ *
+ * Libav is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * Libav is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_SINEWIN_H
+#define AVCODEC_SINEWIN_H
+
+#include "config.h"
+#include "libavutil/mem.h"
+
+#if CONFIG_HARDCODED_TABLES
+# define SINETABLE_CONST const
+#else
+# define SINETABLE_CONST
+#endif
+
+#define SINETABLE(size) \
+ SINETABLE_CONST DECLARE_ALIGNED(16, float, ff_sine_##size)[size]
+
+/**
+ * Generate a sine window.
+ * @param window pointer to half window
+ * @param n size of half window
+ */
+void ff_sine_window_init(float *window, int n);
+
+/**
+ * initialize the specified entry of ff_sine_windows
+ */
+void ff_init_ff_sine_windows(int index);
+
+extern SINETABLE( 32);
+extern SINETABLE( 64);
+extern SINETABLE( 128);
+extern SINETABLE( 256);
+extern SINETABLE( 512);
+extern SINETABLE(1024);
+extern SINETABLE(2048);
+extern SINETABLE(4096);
+
+extern SINETABLE_CONST float * const ff_sine_windows[13];
+
+#endif
diff --git a/libavcodec/mdct_tablegen.c b/libavcodec/sinewin_tablegen.c
index 7750cf5ae5..2f4d1aa2ae 100644
--- a/libavcodec/mdct_tablegen.c
+++ b/libavcodec/sinewin_tablegen.c
@@ -1,5 +1,5 @@
/*
- * Generate a header file for hardcoded MDCT tables
+ * Generate a header file for hardcoded sine windows
*
* Copyright (c) 2009 Reimar Döffinger <Reimar.Doeffinger@gmx.de>
*
@@ -29,7 +29,7 @@
#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif
-#include "mdct_tablegen.h"
+#include "sinewin_tablegen.h"
#include "tableprint.h"
int main(void)
diff --git a/libavcodec/mdct_tablegen.h b/libavcodec/sinewin_tablegen.h
index 4ea1556c9b..91c26c1551 100644
--- a/libavcodec/mdct_tablegen.h
+++ b/libavcodec/sinewin_tablegen.h
@@ -1,5 +1,5 @@
/*
- * Header file for hardcoded MDCT tables
+ * Header file for hardcoded sine windows
*
* Copyright (c) 2009 Reimar Döffinger <Reimar.Doeffinger@gmx.de>
*
@@ -36,7 +36,7 @@ SINETABLE(1024);
SINETABLE(2048);
SINETABLE(4096);
#else
-#include "libavcodec/mdct_tables.h"
+#include "libavcodec/sinewin_tables.h"
#endif
SINETABLE_CONST float * const ff_sine_windows[] = {
diff --git a/libavcodec/twinvq.c b/libavcodec/twinvq.c
index 275bf0aa66..e1a8dc455b 100644
--- a/libavcodec/twinvq.c
+++ b/libavcodec/twinvq.c
@@ -24,6 +24,7 @@
#include "dsputil.h"
#include "fft.h"
#include "lsp.h"
+#include "sinewin.h"
#include <math.h>
#include <stdint.h>
diff --git a/libavcodec/wma.c b/libavcodec/wma.c
index 1dae1a5a6a..bed47ec35b 100644
--- a/libavcodec/wma.c
+++ b/libavcodec/wma.c
@@ -20,6 +20,7 @@
*/
#include "avcodec.h"
+#include "sinewin.h"
#include "wma.h"
#include "wmadata.h"
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index 343ac84d9b..c9048a91d7 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -92,6 +92,7 @@
#include "put_bits.h"
#include "wmaprodata.h"
#include "dsputil.h"
+#include "sinewin.h"
#include "wma.h"
/** current decoder limitations */
diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c
index 0b0a2885cf..c1aa9757c5 100644
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@@ -38,6 +38,7 @@
#include "libavutil/lzo.h"
#include "avfft.h"
#include "fft.h"
+#include "sinewin.h"
#define MAX_BLOCKS 8 ///< maximum number of blocks per frame
#define MAX_LSPS 16 ///< maximum filter order