rename libeplayer3-arm -> libplayer3

Origin commit data
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Branch: master
Commit: e1b78787fd
Author: max_10 <max_10@gmx.de>
Date: 2019-06-15 (Sat, 15 Jun 2019)

Origin message was:
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- rename libeplayer3-arm -> libplayer3

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No further description and justification available within origin commit message!

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This commit was generated by Migit

libeplayer3/external/flv2mpeg4/src/bitreader.h

@@ -0,0 +1,186 @@
+/*
+ * Bitstream reader
+ *
+ * Copyright (c) 2006 vixy project
+ *
+ * This file contains the code that based on FFmpeg (http://ffmpeg.mplayerhq.hu/)
+ * See original copyright notice in /FFMPEG_CREDITS and /FFMPEG_IMPORTS
+ *
+ * This file is part of VIXY FLV Converter.
+ *
+ * 'VIXY FLV Converter' 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.
+ *
+ * 'VIXY FLV Converter' 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 BITREADER_H
+#define BITREADER_H
+
+#include "type.h"
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+typedef struct _BR
+{
+	const uint8 *buf;
+	uint32 size;
+	uint32 read;
+	int bitoffset;
+} BR;
+
+//////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+static void init_br(BR *p, const uint8 *buf, uint32 size)
+{
+	p->buf = buf;
+	p->size = size;
+	p->read = 0;
+	p->bitoffset = 0;
+}
+
+static uint8 get_u8(BR *p)
+{
+	return p->buf[p->read++];
+}
+
+static uint32 get_u24(BR *p)
+{
+	uint32 a = get_u8(p);
+	uint32 b = get_u8(p);
+	uint32 c = get_u8(p);
+
+	return (a << 16) | (b << 8) | c;
+}
+
+static uint32 get_u32(BR *p)
+{
+	uint32 a = get_u8(p);
+	uint32 b = get_u8(p);
+	uint32 c = get_u8(p);
+	uint32 d = get_u8(p);
+
+	return (a << 24) | (b << 16) | (c << 8) | d;
+}
+
+static int is_eob(BR *p)
+{
+	return p->read >= p->size;
+}
+
+static void skip(BR *p, uint32 skip)
+{
+	p->read += skip;
+}
+
+static uint32 show_bits(BR *p, uint32 bits)
+{
+	const uint8 *pp;
+	uint32 tmp;
+
+	pp = p->buf + p->read;
+	tmp = (pp[0] << 24) | (pp[1] << 16) | (pp[2] << 8) | (pp[3]);
+	tmp <<= p->bitoffset;
+	tmp >>= 32 - bits;
+
+	return tmp;
+}
+
+static int32 show_sbits(BR *p, uint32 bits)
+{
+	const uint8 *pp;
+	int32 tmp;
+
+	pp = p->buf + p->read;
+	tmp = (pp[0] << 24) | (pp[1] << 16) | (pp[2] << 8) | (pp[3]);
+	tmp <<= p->bitoffset;
+	tmp >>= 32 - bits;
+
+	return tmp;
+}
+
+static void flash_bits(BR *p, uint32 bits)
+{
+	if (bits > 0)
+	{
+		bits = bits + p->bitoffset;
+		p->read += bits >> 3;
+		p->bitoffset = bits & 7;
+	}
+}
+
+static uint32 get_bits(BR *p, uint32 bits)
+{
+	uint32 tmp = show_bits(p, bits);
+	flash_bits(p, bits);
+	return tmp;
+}
+
+static int32 get_sbits(BR *p, uint32 bits)
+{
+	int32 tmp = show_sbits(p, bits);
+	flash_bits(p, bits);
+	return tmp;
+}
+
+static void align_bits(BR *p)
+{
+	if (p->bitoffset > 0)
+	{
+		p->bitoffset = 0;
+		p->read++;
+	}
+}
+
+static int __inline get_br_pos(BR *p)
+{
+	return (p->read << 3) + p->bitoffset;
+}
+
+typedef struct _VLCtab
+{
+	int code;
+	int n;
+} VLCtab;
+
+static int __inline get_vlc(BR *br, const VLCtab *table, int bits, int max_depth)
+{
+	int n, index, nb_bits, code;
+	index = show_bits(br, bits);
+	code  = table[index].code;
+	n     = table[index].n;
+
+	if (max_depth > 1 && n < 0)
+	{
+		flash_bits(br, bits);
+		nb_bits = -n;
+
+		index = show_bits(br, nb_bits) + code;
+		code = table[index].code;
+		n = table[index].n;
+	}
+
+	flash_bits(br, n);
+	return code;
+}
+
+static int __inline get_vlcdec(BR *p, const VLCtab *table, int bits, int max_depth, VLCDEC *vlcdec)
+{
+	int pos = get_br_pos(p);
+	uint32 show = show_bits(p, 24);
+	uint32 tmp = get_vlc(p, table, bits, max_depth);
+	int len = get_br_pos(p) - pos;
+	int val = show >> (24 - len);
+	vlcdec->bits = len;
+	vlcdec->value = val;
+	return tmp;
+}
+
+#endif // BITREADER_H