lib cleanup and sync for mips vu support

2025-08-26 23:13:16 +02:00 · 2020-01-05 13:24:19 +01:00
parent ed84d0ac6e
commit 60f6a1f4be
137 changed files with 311 additions and 58 deletions
--- a/libeplayer3/external/ffmpeg/mpeg4audio.h
+++ b/libeplayer3/external/ffmpeg/mpeg4audio.h
@@ -0,0 +1,112 @@
+/*
+ * MPEG-4 Audio common header
+ * Copyright (c) 2008 Baptiste Coudurier <baptiste.coudurier@free.fr>
+ *
+ * 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_MPEG4AUDIO_H
+#define AVCODEC_MPEG4AUDIO_H
+
+#include <stdint.h>
+#include "get_bits.h"
+#include "put_bits.h"
+
+typedef struct MPEG4AudioConfig
+{
+	int object_type;
+	int sampling_index;
+	int sample_rate;
+	int chan_config;
+	int sbr; ///< -1 implicit, 1 presence
+	int ext_object_type;
+	int ext_sampling_index;
+	int ext_sample_rate;
+	int ext_chan_config;
+	int channels;
+	int ps;  ///< -1 implicit, 1 presence
+	int frame_length_short;
+} MPEG4AudioConfig;
+
+extern const int avpriv_mpeg4audio_sample_rates[16];
+extern const uint8_t ff_mpeg4audio_channels[8];
+
+/**
+ * Parse MPEG-4 systems extradata to retrieve audio configuration.
+ * @param[in] c        MPEG4AudioConfig structure to fill.
+ * @param[in] buf      Extradata from container.
+ * @param[in] bit_size Extradata size in bits.
+ * @param[in] sync_extension look for a sync extension after config if true.
+ * @return On error -1 is returned, on success AudioSpecificConfig bit index in extradata.
+ */
+int avpriv_mpeg4audio_get_config(MPEG4AudioConfig *c, const uint8_t *buf,
+                                 int bit_size, int sync_extension);
+
+enum AudioObjectType
+{
+	AOT_NULL,
+	// Support?                Name
+	AOT_AAC_MAIN,              ///< Y                       Main
+	AOT_AAC_LC,                ///< Y                       Low Complexity
+	AOT_AAC_SSR,               ///< N (code in SoC repo)    Scalable Sample Rate
+	AOT_AAC_LTP,               ///< Y                       Long Term Prediction
+	AOT_SBR,                   ///< Y                       Spectral Band Replication
+	AOT_AAC_SCALABLE,          ///< N                       Scalable
+	AOT_TWINVQ,                ///< N                       Twin Vector Quantizer
+	AOT_CELP,                  ///< N                       Code Excited Linear Prediction
+	AOT_HVXC,                  ///< N                       Harmonic Vector eXcitation Coding
+	AOT_TTSI             = 12, ///< N                       Text-To-Speech Interface
+	AOT_MAINSYNTH,             ///< N                       Main Synthesis
+	AOT_WAVESYNTH,             ///< N                       Wavetable Synthesis
+	AOT_MIDI,                  ///< N                       General MIDI
+	AOT_SAFX,                  ///< N                       Algorithmic Synthesis and Audio Effects
+	AOT_ER_AAC_LC,             ///< N                       Error Resilient Low Complexity
+	AOT_ER_AAC_LTP       = 19, ///< N                       Error Resilient Long Term Prediction
+	AOT_ER_AAC_SCALABLE,       ///< N                       Error Resilient Scalable
+	AOT_ER_TWINVQ,             ///< N                       Error Resilient Twin Vector Quantizer
+	AOT_ER_BSAC,               ///< N                       Error Resilient Bit-Sliced Arithmetic Coding
+	AOT_ER_AAC_LD,             ///< N                       Error Resilient Low Delay
+	AOT_ER_CELP,               ///< N                       Error Resilient Code Excited Linear Prediction
+	AOT_ER_HVXC,               ///< N                       Error Resilient Harmonic Vector eXcitation Coding
+	AOT_ER_HILN,               ///< N                       Error Resilient Harmonic and Individual Lines plus Noise
+	AOT_ER_PARAM,              ///< N                       Error Resilient Parametric
+	AOT_SSC,                   ///< N                       SinuSoidal Coding
+	AOT_PS,                    ///< N                       Parametric Stereo
+	AOT_SURROUND,              ///< N                       MPEG Surround
+	AOT_ESCAPE,                ///< Y                       Escape Value
+	AOT_L1,                    ///< Y                       Layer 1
+	AOT_L2,                    ///< Y                       Layer 2
+	AOT_L3,                    ///< Y                       Layer 3
+	AOT_DST,                   ///< N                       Direct Stream Transfer
+	AOT_ALS,                   ///< Y                       Audio LosslesS
+	AOT_SLS,                   ///< N                       Scalable LosslesS
+	AOT_SLS_NON_CORE,          ///< N                       Scalable LosslesS (non core)
+	AOT_ER_AAC_ELD,            ///< N                       Error Resilient Enhanced Low Delay
+	AOT_SMR_SIMPLE,            ///< N                       Symbolic Music Representation Simple
+	AOT_SMR_MAIN,              ///< N                       Symbolic Music Representation Main
+	AOT_USAC_NOSBR,            ///< N                       Unified Speech and Audio Coding (no SBR)
+	AOT_SAOC,                  ///< N                       Spatial Audio Object Coding
+	AOT_LD_SURROUND,           ///< N                       Low Delay MPEG Surround
+	AOT_USAC,                  ///< N                       Unified Speech and Audio Coding
+};
+
+#define MAX_PCE_SIZE 320 ///<Maximum size of a PCE including the 3-bit ID_PCE
+///<marker and the comment
+
+int avpriv_copy_pce_data(PutBitContext *pb, GetBitContext *gb);
+
+#endif /* AVCODEC_MPEG4AUDIO_H */