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-rw-r--r--src/pulsecore/ffmpeg/avcodec.h82
1 files changed, 82 insertions, 0 deletions
diff --git a/src/pulsecore/ffmpeg/avcodec.h b/src/pulsecore/ffmpeg/avcodec.h
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+++ b/src/pulsecore/ffmpeg/avcodec.h
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+/*
+ * copyright (c) 2001 Fabrice Bellard
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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.
+ *
+ * FFmpeg 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 FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVCODEC_H
+#define AVCODEC_H
+
+/* Just a heavily bastardized version of the original file from
+ * ffmpeg, just enough to get resample2.c to compile without
+ * modification -- Lennart */
+
+#if !defined(PACKAGE) && defined(HAVE_CONFIG_H)
+#include <config.h>
+#endif
+
+#include <sys/types.h>
+#include <inttypes.h>
+#include <math.h>
+#include <string.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#define av_mallocz(l) calloc(1, (l))
+#define av_malloc(l) malloc(l)
+#define av_realloc(p,l) realloc((p),(l))
+#define av_free(p) free(p)
+
+static inline void av_freep(void *k) {
+ void **p = k;
+
+ if (p) {
+ free(*p);
+ *p = NULL;
+ }
+}
+
+static inline int av_clip(int a, int amin, int amax)
+{
+ if (a < amin) return amin;
+ else if (a > amax) return amax;
+ else return a;
+}
+
+#define av_log(a,b,c)
+
+#define FFABS(a) ((a) >= 0 ? (a) : (-(a)))
+#define FFSIGN(a) ((a) > 0 ? 1 : -1)
+
+#define FFMAX(a,b) ((a) > (b) ? (a) : (b))
+#define FFMIN(a,b) ((a) > (b) ? (b) : (a))
+
+struct AVResampleContext;
+struct AVResampleContext *av_resample_init(int out_rate, int in_rate, int filter_length, int log2_phase_count, int linear, double cutoff);
+int av_resample(struct AVResampleContext *c, short *dst, short *src, int *consumed, int src_size, int dst_size, int update_ctx);
+void av_resample_compensate(struct AVResampleContext *c, int sample_delta, int compensation_distance);
+void av_resample_close(struct AVResampleContext *c);
+void av_build_filter(int16_t *filter, double factor, int tap_count, int phase_count, int scale, int type);
+
+/*
+ * crude lrintf for non-C99 systems.
+ */
+#ifndef HAVE_LRINTF
+#define lrintf(x) ((long int)(x))
+#endif
+
+#endif /* AVCODEC_H */