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Open standard for lossy audio coding using quantized MDCT. [[Category: MDCT Audio Codecs]]

...ion for each coefficient is done adaptively for each frame. The window for MDCT overlap is a simple sine window normalized with sqrt(2). [[Category: MDCT Audio Codecs]]

[[Category:MDCT Audio Codecs]]

[[Category: MDCT Audio Codecs]]

...existing [[MP2]] format. Although it is less efficient than using a pure MDCT (e.g. [[AAC]] and [[Vorbis]]) MP3 has become a de facto standard since it w

== MDCT == MDCTContext mdct;

[[Category:MDCT Audio Codecs]]

[[Category:MDCT Audio Codecs]]

[[Category: MDCT Audio Codecs]]

[[Category: MDCT Audio Codecs]]

[[Category: MDCT Audio Codecs]]

[[Category:MDCT Audio Codecs]]

** compute the scale factor band sizes for each MDCT block size [[Category: MDCT Audio Codecs]]

== MDCT == MDCTContext mdct;

[[Category: MDCT Audio Codecs]]

domain with a MDCT. ...tains a mdct coded frame, each frame has 23 bands in the mdct domain, each mdct frame is 128 coeffs large, with the last 4 always set to 4. The following t

+-mdct.c:faad_imdct() ...transforms the spectral data through a modified discrete cosine transform (MDCT) and windows the transformed time domain samples.

...dec depends. For example, cook uses fft and mdct code so it depends on the mdct.o and fft.o object files as well as the cook.o object file. OBJS-$(CONFIG_COOK_DECODER) += cook.o mdct.o fft.o

[[Category: MDCT Audio Codecs]]

...vert all four bands into frequency domain using Modified Cosine Transform (MDCT or MLT). * Reconstruct the timedomain signal using inverse MDCT.