Renesas
The "GR-PEACH_Audio_Playback_7InchLCD_Sample" is a sample code that can provides high-resolution audio playback of FLAC format files. It also allows the user to audio-playback control functions such as play, pause, and stop by manipulating key switches.
Dependencies: GR-PEACH_video R_BSP TLV320_RBSP USBHost_custom
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GR-PEACH_Audio_Playback_Sample
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Renesas
FLAC__Subframe_LPC Struct Reference
[FLAC/format.h: format components]
LPC subframe. More...
#include <format.h>
Data Fields | |
| FLAC__EntropyCodingMethod | entropy_coding_method |
| The residual coding method. | |
| unsigned | order |
| The FIR order. | |
| unsigned | qlp_coeff_precision |
| Quantized FIR filter coefficient precision in bits. | |
| int | quantization_level |
| The qlp coeff shift needed. | |
| FLAC__int32 | qlp_coeff [FLAC__MAX_LPC_ORDER] |
| FIR filter coefficients. | |
| FLAC__int32 | warmup [FLAC__MAX_LPC_ORDER] |
| Warmup samples to prime the predictor, length == order. | |
| const FLAC__int32 * | residual |
| The residual signal, length == (blocksize minus order) samples. | |
Detailed Description
LPC subframe.
(c.f. format specification)
Definition at line 315 of file include/FLAC/format.h.
Field Documentation
The residual coding method.
Definition at line 317 of file include/FLAC/format.h.
| unsigned order |
The FIR order.
Definition at line 320 of file include/FLAC/format.h.
| FLAC__int32 qlp_coeff[FLAC__MAX_LPC_ORDER] |
FIR filter coefficients.
Definition at line 329 of file include/FLAC/format.h.
| unsigned qlp_coeff_precision |
Quantized FIR filter coefficient precision in bits.
Definition at line 323 of file include/FLAC/format.h.
The qlp coeff shift needed.
Definition at line 326 of file include/FLAC/format.h.
| const FLAC__int32* residual |
The residual signal, length == (blocksize minus order) samples.
Definition at line 335 of file include/FLAC/format.h.
| FLAC__int32 warmup[FLAC__MAX_LPC_ORDER] |
Warmup samples to prime the predictor, length == order.
Definition at line 332 of file include/FLAC/format.h.
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