From f3cd2302a9c9724f57fda4afb5ad7a588fb8b304 Mon Sep 17 00:00:00 2001 From: "Ronald S. Bultje" Date: Thu, 22 Dec 2016 09:02:32 -0500 Subject: [PATCH] wmavoice: remove unused or write-only variables. --- libavcodec/wmavoice.c | 44 +++++++++++++++++-------------------------- 1 file changed, 17 insertions(+), 27 deletions(-) diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c index c2390a92b6..2ec4499981 100644 --- a/libavcodec/wmavoice.c +++ b/libavcodec/wmavoice.c @@ -104,26 +104,24 @@ static const struct frame_type_desc { uint8_t dbl_pulses; ///< how many pulse vectors have pulse pairs ///< (rather than just one single pulse) ///< only if #fcb_type == #FCB_TYPE_EXC_PULSES - uint16_t frame_size; ///< the amount of bits that make up the block - ///< data (per frame) } frame_descs[17] = { - { 1, 0, ACB_TYPE_NONE, FCB_TYPE_SILENCE, 0, 0 }, - { 2, 1, ACB_TYPE_NONE, FCB_TYPE_HARDCODED, 0, 28 }, - { 2, 1, ACB_TYPE_ASYMMETRIC, FCB_TYPE_AW_PULSES, 0, 46 }, - { 2, 1, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 2, 80 }, - { 2, 1, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 5, 104 }, - { 4, 2, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 0, 108 }, - { 4, 2, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 2, 132 }, - { 4, 2, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 5, 168 }, - { 2, 1, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 0, 64 }, - { 2, 1, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 2, 80 }, - { 2, 1, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 5, 104 }, - { 4, 2, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 0, 108 }, - { 4, 2, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 2, 132 }, - { 4, 2, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 5, 168 }, - { 8, 3, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 0, 176 }, - { 8, 3, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 2, 208 }, - { 8, 3, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 5, 256 } + { 1, 0, ACB_TYPE_NONE, FCB_TYPE_SILENCE, 0 }, + { 2, 1, ACB_TYPE_NONE, FCB_TYPE_HARDCODED, 0 }, + { 2, 1, ACB_TYPE_ASYMMETRIC, FCB_TYPE_AW_PULSES, 0 }, + { 2, 1, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 2 }, + { 2, 1, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 5 }, + { 4, 2, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 0 }, + { 4, 2, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 2 }, + { 4, 2, ACB_TYPE_ASYMMETRIC, FCB_TYPE_EXC_PULSES, 5 }, + { 2, 1, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 0 }, + { 2, 1, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 2 }, + { 2, 1, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 5 }, + { 4, 2, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 0 }, + { 4, 2, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 2 }, + { 4, 2, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 5 }, + { 8, 3, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 0 }, + { 8, 3, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 2 }, + { 8, 3, ACB_TYPE_HAMMING, FCB_TYPE_EXC_PULSES, 5 } }; /** @@ -160,10 +158,6 @@ typedef struct WMAVoiceContext { int lsp_q_mode; ///< defines quantizer defaults [0, 1] int lsp_def_mode; ///< defines different sets of LSP defaults ///< [0, 1] - int frame_lsp_bitsize; ///< size (in bits) of LSPs, when encoded - ///< per-frame (independent coding) - int sframe_lsp_bitsize; ///< size (in bits) of LSPs, when encoded - ///< per superframe (residual coding) int min_pitch_val; ///< base value for pitch parsing code int max_pitch_val; ///< max value + 1 for pitch parsing @@ -423,12 +417,8 @@ static av_cold int wmavoice_decode_init(AVCodecContext *ctx) lsp16_flag = flags & 0x1000; if (lsp16_flag) { s->lsps = 16; - s->frame_lsp_bitsize = 34; - s->sframe_lsp_bitsize = 60; } else { s->lsps = 10; - s->frame_lsp_bitsize = 24; - s->sframe_lsp_bitsize = 48; } for (n = 0; n < s->lsps; n++) s->prev_lsps[n] = M_PI * (n + 1.0) / (s->lsps + 1.0);