utvideodec: Convert to the new bitstream reader

[ffmpeg] / libavcodec / ac3enc_float.c

diff --git a/libavcodec/ac3enc_float.c b/libavcodec/ac3enc_float.c
index a225d9b4bd10913a2a8d5ce5f79459b11bd69bd8..968cb2c53371990cdb301df3b1d0637753d2bb89 100644 (file)
--- a/libavcodec/ac3enc_float.c
+++ b/libavcodec/ac3enc_float.c
@@ -28,17 +28,16 @@
 
 #define CONFIG_AC3ENC_FLOAT 1
 #include "internal.h"
+#include "audiodsp.h"
 #include "ac3enc.h"
 #include "eac3enc.h"
 #include "kbdwin.h"
 
 
-#if CONFIG_AC3_ENCODER
 #define AC3ENC_TYPE AC3ENC_TYPE_AC3
 #include "ac3enc_opts_template.c"
 static const AVClass ac3enc_class = { "AC-3 Encoder", av_default_item_name,
                                       ac3_options, LIBAVUTIL_VERSION_INT };
-#endif
 
 #include "ac3enc_template.c"
 
@@ -83,18 +82,6 @@ av_cold int ff_ac3_float_mdct_init(AC3EncodeContext *s)
 }
 
 
-/*
- * Apply KBD window to input samples prior to MDCT.
- */
-static void apply_window(void *dsp, float *output,
-                         const float *input, const float *window,
-                         unsigned int len)
-{
-    AVFloatDSPContext *fdsp = dsp;
-    fdsp->vector_fmul(output, input, window, len);
-}
-
-
 /*
  * Normalize the input samples.
  * Not needed for the floating-point encoder.
@@ -121,9 +108,10 @@ static void scale_coefficients(AC3EncodeContext *s)
 /*
  * Clip MDCT coefficients to allowable range.
  */
-static void clip_coefficients(DSPContext *dsp, float *coef, unsigned int len)
+static void clip_coefficients(AudioDSPContext *adsp, float *coef,
+                              unsigned int len)
 {
-    dsp->vector_clipf(coef, coef, COEF_MIN, COEF_MAX, len);
+    adsp->vector_clipf(coef, coef, len, COEF_MIN, COEF_MAX);
 }
 
 
@@ -138,21 +126,25 @@ static CoefType calc_cpl_coord(CoefSumType energy_ch, CoefSumType energy_cpl)
     return FFMIN(coord, COEF_MAX);
 }
 
+av_cold int ff_ac3_float_encode_init(AVCodecContext *avctx)
+{
+    AC3EncodeContext *s = avctx->priv_data;
+    avpriv_float_dsp_init(&s->fdsp, avctx->flags & AV_CODEC_FLAG_BITEXACT);
+    return ff_ac3_encode_init(avctx);
+}
 
-#if CONFIG_AC3_ENCODER
 AVCodec ff_ac3_encoder = {
     .name            = "ac3",
+    .long_name       = NULL_IF_CONFIG_SMALL("ATSC A/52A (AC-3)"),
     .type            = AVMEDIA_TYPE_AUDIO,
     .id              = AV_CODEC_ID_AC3,
     .priv_data_size  = sizeof(AC3EncodeContext),
-    .init            = ff_ac3_encode_init,
+    .init            = ff_ac3_float_encode_init,
     .encode2         = ff_ac3_float_encode_frame,
     .close           = ff_ac3_encode_close,
     .sample_fmts     = (const enum AVSampleFormat[]){ AV_SAMPLE_FMT_FLTP,
                                                       AV_SAMPLE_FMT_NONE },
-    .long_name       = NULL_IF_CONFIG_SMALL("ATSC A/52A (AC-3)"),
     .priv_class      = &ac3enc_class,
     .channel_layouts = ff_ac3_channel_layouts,
     .defaults        = ac3_defaults,
 };
-#endif