Initial community commit

1 files changed, 64 insertions, 0 deletions

diff --git a/Src/Plugins/Encoder/enc_fhgaac/config.h b/Src/Plugins/Encoder/enc_fhgaac/config.h
new file mode 100644
index 00000000..5a7dc009
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+++ b/Src/Plugins/Encoder/enc_fhgaac/config.h
@@ -0,0 +1,64 @@
+#pragma once
+
+#include "mp4FastAAClib.h"
+#include <windows.h> // or MAX_PATH
+
+
+#define ENCODER_TYPE_MPEG4 (mmioFOURCC('A','A','C','f'))
+#define ENCODER_TYPE_ADTS (mmioFOURCC('A','D','T','S'))
+
+enum
+{
+	AAC_MODE_VBR=0,
+	AAC_MODE_CBR=1,
+
+	/* these are the profile options when CBR is selected */
+	AAC_PROFILE_AUTOMATIC=0,
+	AAC_PROFILE_LC=1,
+	AAC_PROFILE_HE=2,
+	AAC_PROFILE_HE_V2=3,
+
+	/* Surround options */
+	AAC_SURROUND_BCC = 0, /* Binaural Cue Coding, stereo + surround layer, aka MPEG-Surround */
+	AAC_SURROUND_DISCRETE = 1, /* Discrete surround (traditional AAC surround sound with separate SCE per channel pair) */
+
+	/* defaults */
+	AAC_DEFAULT_MODE = AAC_MODE_VBR,
+	AAC_DEFAULT_PROFILE = AAC_PROFILE_AUTOMATIC,
+	AAC_DEFAULT_BITRATE = 128,
+	AAC_DEFAULT_PRESET = 4,
+	AAC_DEFAULT_SURROUND = AAC_SURROUND_BCC,
+};
+
+struct AACConfiguration
+{
+	unsigned int mode; /* CBR or VBR */
+	unsigned int profile; /* what flavor of AAC, e.g. LC, or automatic */
+	unsigned int bitrate; /* bitrate for CBR */
+	unsigned int preset; /* preset for VBR */
+	unsigned int surround; /* 0 = discrete, 1 = MPEG Surround */
+};
+
+struct AACConfigurationFile
+{
+	AACConfiguration config;
+	unsigned int channels;
+	unsigned int sample_rate;
+	unsigned int type; /* either ENCODER_TYPE_MPEG4 or ENCODER_TYPE_ADTS */
+	unsigned int shoutcast; /* 0 by default, 1 if we're being invoked from dsp_sc */
+	bool changing; /* used internally by preferences */
+	char config_file[MAX_PATH];
+};
+
+AACConfigurationFile *AACConfig_Create(unsigned int type, const char *filename); /* de-allocate with free() */
+void AACConfig_Load(AACConfigurationFile *cfg);
+void AACConfig_Save(const AACConfigurationFile *cfg);
+/* bitrates are in bits/sec (not kbps), divide by 1000 if you need to 
+TODO: ASSUMES 44.1kHz Stereo.  We need to make the encoder API accept samplerate/channels input better!
+*/
+void AACConfig_GetBitrateRange(const AACConfiguration *cfg, int *low, int *high);
+AUD_OBJ_TYP AACConfig_GetAOT(const AACConfiguration *cfg);
+int AACConfig_GetBitrate(const AACConfiguration *cfg, unsigned int channels);
+MPEG4ENC_BITRATE_MODE AACConfig_GetBitrateMode(const AACConfiguration *cfg);
+MPEG4ENC_CH_MODE AACConfig_GetChannelMode(const AACConfiguration *cfg, unsigned int channels);
+void AACConfig_GetToolString(const MPEG4ENC_SETUP *setup, char tool[], size_t cch);
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