442 lines
14 KiB
C
442 lines
14 KiB
C
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/*****************************************************************************
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* Copyright (C) 2013 x265 project
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*
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* Authors: Deepthi Nandakumar <deepthi@multicorewareinc.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
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*
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* This program is also available under a commercial proprietary license.
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* For more information, contact us at license @ x265.com.
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*****************************************************************************/
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#ifndef X265_COMMON_H
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#define X265_COMMON_H
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#include <algorithm>
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#include <climits>
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#include <cmath>
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#include <cstdarg>
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#include <cstddef>
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#include <cstdio>
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#include <cstdlib>
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#include <cstring>
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#include <cctype>
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#include <ctime>
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#include <stdint.h>
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#include <memory.h>
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#include <assert.h>
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#include "x265.h"
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#if ENABLE_PPA && ENABLE_VTUNE
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#error "PPA and VTUNE cannot both be enabled. Disable one of them."
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#endif
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#if ENABLE_PPA
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#include "profile/PPA/ppa.h"
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#define ProfileScopeEvent(x) PPAScopeEvent(x)
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#define THREAD_NAME(n,i)
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#define PROFILE_INIT() PPA_INIT()
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#define PROFILE_PAUSE()
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#define PROFILE_RESUME()
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#elif ENABLE_VTUNE
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#include "profile/vtune/vtune.h"
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#define ProfileScopeEvent(x) VTuneScopeEvent _vtuneTask(x)
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#define THREAD_NAME(n,i) vtuneSetThreadName(n, i)
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#define PROFILE_INIT() vtuneInit()
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#define PROFILE_PAUSE() __itt_pause()
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#define PROFILE_RESUME() __itt_resume()
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#else
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#define ProfileScopeEvent(x)
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#define THREAD_NAME(n,i)
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#define PROFILE_INIT()
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#define PROFILE_PAUSE()
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#define PROFILE_RESUME()
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#endif
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#define FENC_STRIDE 64
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#define NUM_INTRA_MODE 35
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#if defined(__GNUC__)
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#define ALIGN_VAR_8(T, var) T var __attribute__((aligned(8)))
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#define ALIGN_VAR_16(T, var) T var __attribute__((aligned(16)))
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#define ALIGN_VAR_32(T, var) T var __attribute__((aligned(32)))
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#if defined(__MINGW32__)
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#define fseeko fseeko64
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#endif
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#elif defined(_MSC_VER)
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#define ALIGN_VAR_8(T, var) __declspec(align(8)) T var
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#define ALIGN_VAR_16(T, var) __declspec(align(16)) T var
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#define ALIGN_VAR_32(T, var) __declspec(align(32)) T var
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#define fseeko _fseeki64
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#endif // if defined(__GNUC__)
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#if HAVE_INT_TYPES_H
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#define __STDC_FORMAT_MACROS
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#include <inttypes.h>
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#define X265_LL "%" PRIu64
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#else
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#define X265_LL "%lld"
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#endif
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#if _DEBUG && defined(_MSC_VER)
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#define DEBUG_BREAK() __debugbreak()
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#elif __APPLE_CC__
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#define DEBUG_BREAK() __builtin_trap()
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#else
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#define DEBUG_BREAK() abort()
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#endif
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/* If compiled with CHECKED_BUILD perform run-time checks and log any that
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* fail, both to stderr and to a file */
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#if CHECKED_BUILD || _DEBUG
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namespace X265_NS { extern int g_checkFailures; }
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#define X265_CHECK(expr, ...) if (!(expr)) { \
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x265_log(NULL, X265_LOG_ERROR, __VA_ARGS__); \
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FILE *fp = fopen("x265_check_failures.txt", "a"); \
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if (fp) { fprintf(fp, "%s:%d\n", __FILE__, __LINE__); fprintf(fp, __VA_ARGS__); fclose(fp); } \
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g_checkFailures++; DEBUG_BREAK(); \
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}
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#if _MSC_VER
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#pragma warning(disable: 4127) // some checks have constant conditions
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#endif
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#else
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#define X265_CHECK(expr, ...)
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#endif
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#if HIGH_BIT_DEPTH
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typedef uint16_t pixel;
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typedef uint32_t sum_t;
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typedef uint64_t sum2_t;
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typedef uint64_t pixel4;
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typedef int64_t ssum2_t;
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#else
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typedef uint8_t pixel;
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typedef uint16_t sum_t;
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typedef uint32_t sum2_t;
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typedef uint32_t pixel4;
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typedef int32_t ssum2_t; // Signed sum
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#endif // if HIGH_BIT_DEPTH
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#if X265_DEPTH <= 10
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typedef uint32_t sse_ret_t;
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#else
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typedef uint64_t sse_ret_t;
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#endif
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#ifndef NULL
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#define NULL 0
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#endif
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#define MAX_UINT 0xFFFFFFFFU // max. value of unsigned 32-bit integer
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#define MAX_INT 2147483647 // max. value of signed 32-bit integer
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#define MAX_INT64 0x7FFFFFFFFFFFFFFFLL // max. value of signed 64-bit integer
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#define MAX_DOUBLE 1.7e+308 // max. value of double-type value
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#define QP_MIN 0
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#define QP_MAX_SPEC 51 /* max allowed signaled QP in HEVC */
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#define QP_MAX_MAX 69 /* max allowed QP to be output by rate control */
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#define MIN_QPSCALE 0.21249999999999999
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#define MAX_MAX_QPSCALE 615.46574234477100
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#define BITS_FOR_POC 8
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template<typename T>
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inline T x265_min(T a, T b) { return a < b ? a : b; }
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template<typename T>
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inline T x265_max(T a, T b) { return a > b ? a : b; }
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template<typename T>
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inline T x265_clip3(T minVal, T maxVal, T a) { return x265_min(x265_max(minVal, a), maxVal); }
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template<typename T> /* clip to pixel range, 0..255 or 0..1023 */
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inline pixel x265_clip(T x) { return (pixel)x265_min<T>(T((1 << X265_DEPTH) - 1), x265_max<T>(T(0), x)); }
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typedef int16_t coeff_t; // transform coefficient
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#define X265_MIN(a, b) ((a) < (b) ? (a) : (b))
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#define X265_MAX(a, b) ((a) > (b) ? (a) : (b))
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#define COPY1_IF_LT(x, y) if ((y) < (x)) (x) = (y);
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#define COPY2_IF_LT(x, y, a, b) \
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if ((y) < (x)) \
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{ \
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(x) = (y); \
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(a) = (b); \
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}
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#define COPY3_IF_LT(x, y, a, b, c, d) \
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if ((y) < (x)) \
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{ \
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(x) = (y); \
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(a) = (b); \
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(c) = (d); \
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}
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#define COPY4_IF_LT(x, y, a, b, c, d, e, f) \
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if ((y) < (x)) \
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{ \
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(x) = (y); \
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(a) = (b); \
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(c) = (d); \
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(e) = (f); \
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}
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#define X265_MIN3(a, b, c) X265_MIN((a), X265_MIN((b), (c)))
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#define X265_MAX3(a, b, c) X265_MAX((a), X265_MAX((b), (c)))
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#define X265_MIN4(a, b, c, d) X265_MIN((a), X265_MIN3((b), (c), (d)))
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#define X265_MAX4(a, b, c, d) X265_MAX((a), X265_MAX3((b), (c), (d)))
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#define QP_BD_OFFSET (6 * (X265_DEPTH - 8))
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#define MAX_CHROMA_LAMBDA_OFFSET 36
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// arbitrary, but low because SATD scores are 1/4 normal
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#define X265_LOOKAHEAD_QP (12 + QP_BD_OFFSET)
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#define X265_LOOKAHEAD_MAX 250
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// Use the same size blocks as x264. Using larger blocks seems to give artificially
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// high cost estimates (intra and inter both suffer)
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#define X265_LOWRES_CU_SIZE 8
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#define X265_LOWRES_CU_BITS 3
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#define X265_MALLOC(type, count) (type*)x265_malloc(sizeof(type) * (count))
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#define X265_FREE(ptr) x265_free(ptr)
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#define CHECKED_MALLOC(var, type, count) \
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{ \
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var = (type*)x265_malloc(sizeof(type) * (count)); \
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if (!var) \
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{ \
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x265_log(NULL, X265_LOG_ERROR, "malloc of size %d failed\n", sizeof(type) * (count)); \
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goto fail; \
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} \
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}
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#define CHECKED_MALLOC_ZERO(var, type, count) \
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{ \
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var = (type*)x265_malloc(sizeof(type) * (count)); \
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if (var) \
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memset((void*)var, 0, sizeof(type) * (count)); \
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else \
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{ \
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x265_log(NULL, X265_LOG_ERROR, "malloc of size %d failed\n", sizeof(type) * (count)); \
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goto fail; \
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} \
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}
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#if defined(_MSC_VER)
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#define X265_LOG2F(x) (logf((float)(x)) * 1.44269504088896405f)
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#define X265_LOG2(x) (log((double)(x)) * 1.4426950408889640513713538072172)
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#else
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#define X265_LOG2F(x) log2f(x)
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#define X265_LOG2(x) log2(x)
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#endif
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#define NUM_CU_DEPTH 4 // maximum number of CU depths
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#define NUM_FULL_DEPTH 5 // maximum number of full depths
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#define MIN_LOG2_CU_SIZE 3 // log2(minCUSize)
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#define MAX_LOG2_CU_SIZE 6 // log2(maxCUSize)
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#define MIN_CU_SIZE (1 << MIN_LOG2_CU_SIZE) // minimum allowable size of CU
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#define MAX_CU_SIZE (1 << MAX_LOG2_CU_SIZE) // maximum allowable size of CU
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#define LOG2_UNIT_SIZE 2 // log2(unitSize)
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#define UNIT_SIZE (1 << LOG2_UNIT_SIZE) // unit size of CU partition
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#define MAX_NUM_PARTITIONS 256
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#define NUM_4x4_PARTITIONS (1U << (g_unitSizeDepth << 1)) // number of 4x4 units in max CU size
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#define MIN_PU_SIZE 4
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#define MIN_TU_SIZE 4
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#define MAX_NUM_SPU_W (MAX_CU_SIZE / MIN_PU_SIZE) // maximum number of SPU in horizontal line
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#define MAX_LOG2_TR_SIZE 5
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#define MAX_LOG2_TS_SIZE 2 // TODO: RExt
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#define MAX_TR_SIZE (1 << MAX_LOG2_TR_SIZE)
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#define MAX_TS_SIZE (1 << MAX_LOG2_TS_SIZE)
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#define COEF_REMAIN_BIN_REDUCTION 3 // indicates the level at which the VLC
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// transitions from Golomb-Rice to TU+EG(k)
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#define SBH_THRESHOLD 4 // fixed sign bit hiding controlling threshold
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#define C1FLAG_NUMBER 8 // maximum number of largerThan1 flag coded in one chunk: 16 in HM5
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#define C2FLAG_NUMBER 1 // maximum number of largerThan2 flag coded in one chunk: 16 in HM5
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#define SAO_ENCODING_RATE 0.75
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#define SAO_ENCODING_RATE_CHROMA 0.5
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#define MLS_GRP_NUM 64 // Max number of coefficient groups, max(16, 64)
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#define MLS_CG_SIZE 4 // Coefficient group size of 4x4
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#define MLS_CG_BLK_SIZE (MLS_CG_SIZE * MLS_CG_SIZE)
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#define MLS_CG_LOG2_SIZE 2
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#define QUANT_IQUANT_SHIFT 20 // Q(QP%6) * IQ(QP%6) = 2^20
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#define QUANT_SHIFT 14 // Q(4) = 2^14
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#define SCALE_BITS 15 // Inherited from TMuC, presumably for fractional bit estimates in RDOQ
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#define MAX_TR_DYNAMIC_RANGE 15 // Maximum transform dynamic range (excluding sign bit)
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#define SHIFT_INV_1ST 7 // Shift after first inverse transform stage
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#define SHIFT_INV_2ND 12 // Shift after second inverse transform stage
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#define AMVP_DECIMATION_FACTOR 4
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#define SCAN_SET_SIZE 16
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#define LOG2_SCAN_SET_SIZE 4
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#define ALL_IDX -1
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#define PLANAR_IDX 0
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#define VER_IDX 26 // index for intra VERTICAL mode
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#define HOR_IDX 10 // index for intra HORIZONTAL mode
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#define DC_IDX 1 // index for intra DC mode
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#define NUM_CHROMA_MODE 5 // total number of chroma modes
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#define DM_CHROMA_IDX 36 // chroma mode index for derived from luma intra mode
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#define MDCS_ANGLE_LIMIT 4 // distance from true angle that horiz or vertical scan is allowed
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#define MDCS_LOG2_MAX_SIZE 3 // TUs with log2 of size greater than this can only use diagonal scan
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#define MAX_NUM_REF_PICS 16 // max. number of pictures used for reference
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#define MAX_NUM_REF 16 // max. number of entries in picture reference list
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#define REF_NOT_VALID -1
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#define AMVP_NUM_CANDS 2 // number of AMVP candidates
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#define MRG_MAX_NUM_CANDS 5 // max number of final merge candidates
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#define CHROMA_H_SHIFT(x) (x == X265_CSP_I420 || x == X265_CSP_I422)
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#define CHROMA_V_SHIFT(x) (x == X265_CSP_I420)
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#define X265_MAX_PRED_MODE_PER_CTU 85 * 2 * 8
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#define MAX_NUM_TR_COEFFS MAX_TR_SIZE * MAX_TR_SIZE // Maximum number of transform coefficients, for a 32x32 transform
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#define MAX_NUM_TR_CATEGORIES 16 // 32, 16, 8, 4 transform categories each for luma and chroma
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namespace X265_NS {
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enum { SAO_NUM_OFFSET = 4 };
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enum SaoMergeMode
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{
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SAO_MERGE_NONE,
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SAO_MERGE_LEFT,
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SAO_MERGE_UP
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};
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struct SaoCtuParam
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{
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SaoMergeMode mergeMode;
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int typeIdx;
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uint32_t bandPos; // BO band position
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int offset[SAO_NUM_OFFSET];
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void reset()
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{
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mergeMode = SAO_MERGE_NONE;
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typeIdx = -1;
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bandPos = 0;
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offset[0] = 0;
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offset[1] = 0;
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offset[2] = 0;
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offset[3] = 0;
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}
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};
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struct SAOParam
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{
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SaoCtuParam* ctuParam[3];
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bool bSaoFlag[2];
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int numCuInWidth;
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SAOParam()
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{
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for (int i = 0; i < 3; i++)
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ctuParam[i] = NULL;
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}
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~SAOParam()
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{
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delete[] ctuParam[0];
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delete[] ctuParam[1];
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delete[] ctuParam[2];
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}
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};
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/* Stores inter analysis data for a single frame */
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struct analysis_inter_data
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{
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int32_t* ref;
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uint8_t* depth;
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uint8_t* modes;
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uint32_t* bestMergeCand;
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};
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/* Stores intra analysis data for a single frame. This struct needs better packing */
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struct analysis_intra_data
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{
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uint8_t* depth;
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uint8_t* modes;
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char* partSizes;
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uint8_t* chromaModes;
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};
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enum TextType
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{
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TEXT_LUMA = 0, // luma
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TEXT_CHROMA_U = 1, // chroma U
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TEXT_CHROMA_V = 2, // chroma V
|
||
|
MAX_NUM_COMPONENT = 3
|
||
|
};
|
||
|
|
||
|
// coefficient scanning type used in ACS
|
||
|
enum ScanType
|
||
|
{
|
||
|
SCAN_DIAG = 0, // up-right diagonal scan
|
||
|
SCAN_HOR = 1, // horizontal first scan
|
||
|
SCAN_VER = 2, // vertical first scan
|
||
|
NUM_SCAN_TYPE = 3
|
||
|
};
|
||
|
|
||
|
enum SignificanceMapContextType
|
||
|
{
|
||
|
CONTEXT_TYPE_4x4 = 0,
|
||
|
CONTEXT_TYPE_8x8 = 1,
|
||
|
CONTEXT_TYPE_NxN = 2,
|
||
|
CONTEXT_NUMBER_OF_TYPES = 3
|
||
|
};
|
||
|
|
||
|
/* located in pixel.cpp */
|
||
|
void extendPicBorder(pixel* recon, intptr_t stride, int width, int height, int marginX, int marginY);
|
||
|
|
||
|
/* located in common.cpp */
|
||
|
int64_t x265_mdate(void);
|
||
|
#define x265_log(param, ...) general_log(param, "x265", __VA_ARGS__)
|
||
|
void general_log(const x265_param* param, const char* caller, int level, const char* fmt, ...);
|
||
|
int x265_exp2fix8(double x);
|
||
|
|
||
|
double x265_ssim2dB(double ssim);
|
||
|
double x265_qScale2qp(double qScale);
|
||
|
double x265_qp2qScale(double qp);
|
||
|
uint32_t x265_picturePlaneSize(int csp, int width, int height, int plane);
|
||
|
|
||
|
void* x265_malloc(size_t size);
|
||
|
void x265_free(void *ptr);
|
||
|
char* x265_slurp_file(const char *filename);
|
||
|
|
||
|
/* located in primitives.cpp */
|
||
|
void x265_setup_primitives(x265_param* param);
|
||
|
void x265_report_simd(x265_param* param);
|
||
|
}
|
||
|
|
||
|
#include "constants.h"
|
||
|
|
||
|
#endif // ifndef X265_COMMON_H
|