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https://github.com/FFmpeg/FFmpeg.git
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Merge commit '4c7fd58f8ae729b964b6859eace5ab9a55ce3c8c'
* commit '4c7fd58f8ae729b964b6859eace5ab9a55ce3c8c': h264_sei: Remove pointless old comment twinvq: Add proper twinvq prefixes to identifiers Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer
commit
da4cd61502
@ -149,7 +149,7 @@ static int decode_unregistered_user_data(H264Context *h, int size){
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}
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user_data[i]= 0;
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e= sscanf(user_data+16, "x264 - core %d"/*%s - H.264/MPEG-4 AVC codec - Copyleft 2005 - http://www.videolan.org/x264.html*/, &build);
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e = sscanf(user_data + 16, "x264 - core %d", &build);
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if(e==1 && build>0)
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h->x264_build= build;
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if(e==1 && build==1 && !strncmp(user_data+16, "x264 - core 0000", 16))
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@ -32,7 +32,7 @@
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#include "sinewin.h"
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#include "twinvq_data.h"
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enum FrameType {
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enum TwinVQFrameType {
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FT_SHORT = 0, ///< Short frame (divided in n sub-blocks)
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FT_MEDIUM, ///< Medium frame (divided in m<n sub-blocks)
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FT_LONG, ///< Long frame (single sub-block + PPC)
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@ -42,7 +42,7 @@ enum FrameType {
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/**
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* Parameters and tables that are different for each frame type
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*/
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struct FrameMode {
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struct TwinVQFrameMode {
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uint8_t sub; ///< Number subblocks in each frame
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const uint16_t *bark_tab;
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@ -66,8 +66,8 @@ struct FrameMode {
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* Parameters and tables that are different for every combination of
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* bitrate/sample rate
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*/
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typedef struct {
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struct FrameMode fmode[3]; ///< frame type-dependant parameters
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typedef struct TwinVQModeTab {
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struct TwinVQFrameMode fmode[3]; ///< frame type-dependant parameters
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uint16_t size; ///< frame size in samples
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uint8_t n_lsp; ///< number of lsp coefficients
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@ -90,9 +90,9 @@ typedef struct {
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/** constant for peak period to peak width conversion */
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uint16_t peak_per2wid;
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} ModeTab;
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} TwinVQModeTab;
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static const ModeTab mode_08_08 = {
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static const TwinVQModeTab mode_08_08 = {
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{
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{ 8, bark_tab_s08_64, 10, tab.fcb08s, 1, 5, tab.cb0808s0, tab.cb0808s1, 18 },
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{ 2, bark_tab_m08_256, 20, tab.fcb08m, 2, 5, tab.cb0808m0, tab.cb0808m1, 16 },
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@ -101,7 +101,7 @@ static const ModeTab mode_08_08 = {
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512, 12, tab.lsp08, 1, 5, 3, 3, tab.shape08, 8, 28, 20, 6, 40
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};
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static const ModeTab mode_11_08 = {
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static const TwinVQModeTab mode_11_08 = {
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{
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{ 8, bark_tab_s11_64, 10, tab.fcb11s, 1, 5, tab.cb1108s0, tab.cb1108s1, 29 },
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{ 2, bark_tab_m11_256, 20, tab.fcb11m, 2, 5, tab.cb1108m0, tab.cb1108m1, 24 },
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@ -110,7 +110,7 @@ static const ModeTab mode_11_08 = {
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512, 16, tab.lsp11, 1, 6, 4, 3, tab.shape11, 9, 36, 30, 7, 90
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};
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static const ModeTab mode_11_10 = {
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static const TwinVQModeTab mode_11_10 = {
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{
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{ 8, bark_tab_s11_64, 10, tab.fcb11s, 1, 5, tab.cb1110s0, tab.cb1110s1, 21 },
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{ 2, bark_tab_m11_256, 20, tab.fcb11m, 2, 5, tab.cb1110m0, tab.cb1110m1, 18 },
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@ -119,7 +119,7 @@ static const ModeTab mode_11_10 = {
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512, 16, tab.lsp11, 1, 6, 4, 3, tab.shape11, 9, 36, 30, 7, 90
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};
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static const ModeTab mode_16_16 = {
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static const TwinVQModeTab mode_16_16 = {
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{
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{ 8, bark_tab_s16_128, 10, tab.fcb16s, 1, 5, tab.cb1616s0, tab.cb1616s1, 16 },
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{ 2, bark_tab_m16_512, 20, tab.fcb16m, 2, 5, tab.cb1616m0, tab.cb1616m1, 15 },
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@ -128,7 +128,7 @@ static const ModeTab mode_16_16 = {
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1024, 16, tab.lsp16, 1, 6, 4, 3, tab.shape16, 9, 56, 60, 7, 180
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};
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static const ModeTab mode_22_20 = {
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static const TwinVQModeTab mode_22_20 = {
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{
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{ 8, bark_tab_s22_128, 10, tab.fcb22s_1, 1, 6, tab.cb2220s0, tab.cb2220s1, 18 },
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{ 2, bark_tab_m22_512, 20, tab.fcb22m_1, 2, 6, tab.cb2220m0, tab.cb2220m1, 17 },
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@ -137,7 +137,7 @@ static const ModeTab mode_22_20 = {
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1024, 16, tab.lsp22_1, 1, 6, 4, 3, tab.shape22_1, 9, 56, 36, 7, 144
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};
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static const ModeTab mode_22_24 = {
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static const TwinVQModeTab mode_22_24 = {
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{
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{ 8, bark_tab_s22_128, 10, tab.fcb22s_1, 1, 6, tab.cb2224s0, tab.cb2224s1, 15 },
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{ 2, bark_tab_m22_512, 20, tab.fcb22m_1, 2, 6, tab.cb2224m0, tab.cb2224m1, 14 },
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@ -146,7 +146,7 @@ static const ModeTab mode_22_24 = {
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1024, 16, tab.lsp22_1, 1, 6, 4, 3, tab.shape22_1, 9, 56, 36, 7, 144
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};
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static const ModeTab mode_22_32 = {
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static const TwinVQModeTab mode_22_32 = {
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{
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{ 4, bark_tab_s22_128, 10, tab.fcb22s_2, 1, 6, tab.cb2232s0, tab.cb2232s1, 11 },
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{ 2, bark_tab_m22_256, 20, tab.fcb22m_2, 2, 6, tab.cb2232m0, tab.cb2232m1, 11 },
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@ -155,7 +155,7 @@ static const ModeTab mode_22_32 = {
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512, 16, tab.lsp22_2, 1, 6, 4, 4, tab.shape22_2, 9, 56, 36, 7, 72
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};
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static const ModeTab mode_44_40 = {
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static const TwinVQModeTab mode_44_40 = {
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{
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{ 16, bark_tab_s44_128, 10, tab.fcb44s, 1, 6, tab.cb4440s0, tab.cb4440s1, 18 },
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{ 4, bark_tab_m44_512, 20, tab.fcb44m, 2, 6, tab.cb4440m0, tab.cb4440m1, 17 },
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@ -164,7 +164,7 @@ static const ModeTab mode_44_40 = {
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2048, 20, tab.lsp44, 1, 6, 4, 4, tab.shape44, 9, 84, 54, 7, 432
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};
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static const ModeTab mode_44_48 = {
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static const TwinVQModeTab mode_44_48 = {
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{
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{ 16, bark_tab_s44_128, 10, tab.fcb44s, 1, 6, tab.cb4448s0, tab.cb4448s1, 15 },
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{ 4, bark_tab_m44_512, 20, tab.fcb44m, 2, 6, tab.cb4448m0, tab.cb4448m1, 14 },
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@ -173,12 +173,12 @@ static const ModeTab mode_44_48 = {
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2048, 20, tab.lsp44, 1, 6, 4, 4, tab.shape44, 9, 84, 54, 7, 432
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};
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typedef struct TwinContext {
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typedef struct TwinVQContext {
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AVCodecContext *avctx;
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AVFloatDSPContext fdsp;
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FFTContext mdct_ctx[3];
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const ModeTab *mtab;
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const TwinVQModeTab *mtab;
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// history
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float lsp_hist[2][20]; ///< LSP coefficients of the last frame
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@ -202,7 +202,7 @@ typedef struct TwinContext {
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// scratch buffers
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float *tmp_buf;
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} TwinContext;
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} TwinVQContext;
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#define PPC_SHAPE_CB_SIZE 64
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#define PPC_SHAPE_LEN_MAX 60
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@ -263,10 +263,10 @@ static float eval_lpc_spectrum(const float *lsp, float cos_val, int order)
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/**
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* Evaluate the LPC amplitude spectrum envelope from the line spectrum pairs.
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*/
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static void eval_lpcenv(TwinContext *tctx, const float *cos_vals, float *lpc)
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static void eval_lpcenv(TwinVQContext *tctx, const float *cos_vals, float *lpc)
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{
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int i;
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int size_s = mtab->size / mtab->fmode[FT_SHORT].sub;
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for (i = 0; i < size_s / 2; i++) {
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@ -307,13 +307,13 @@ static inline float get_cos(int idx, int part, const float *cos_tab, int size)
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* (negative cosine values)
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* @param size the size of the whole output
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*/
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static inline void eval_lpcenv_or_interp(TwinContext *tctx,
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enum FrameType ftype,
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static inline void eval_lpcenv_or_interp(TwinVQContext *tctx,
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enum TwinVQFrameType ftype,
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float *out, const float *in,
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int size, int step, int part)
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{
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int i;
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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const float *cos_tab = tctx->cos_tabs[ftype];
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// Fill the 's'
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@ -344,7 +344,7 @@ static inline void eval_lpcenv_or_interp(TwinContext *tctx,
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out[size - 2 * step], step - 1);
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}
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static void eval_lpcenv_2parts(TwinContext *tctx, enum FrameType ftype,
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static void eval_lpcenv_2parts(TwinVQContext *tctx, enum TwinVQFrameType ftype,
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const float *buf, float *lpc,
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int size, int step)
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{
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@ -363,8 +363,8 @@ static void eval_lpcenv_2parts(TwinContext *tctx, enum FrameType ftype,
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* bitstream, sum the corresponding vectors and write the result to *out
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* after permutation.
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*/
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static void dequant(TwinContext *tctx, GetBitContext *gb, float *out,
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enum FrameType ftype,
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static void dequant(TwinVQContext *tctx, GetBitContext *gb, float *out,
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enum TwinVQFrameType ftype,
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const int16_t *cb0, const int16_t *cb1, int cb_len)
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{
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int pos = 0;
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@ -478,10 +478,10 @@ static void add_peak(int period, int width, const float *shape,
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speech[j + center] += ppc_gain * *shape++;
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}
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static void decode_ppc(TwinContext *tctx, int period_coef, const float *shape,
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float ppc_gain, float *speech)
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static void decode_ppc(TwinVQContext *tctx, int period_coef,
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const float *shape, float ppc_gain, float *speech)
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{
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int isampf = tctx->avctx->sample_rate / 1000;
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int ibps = tctx->avctx->bit_rate / (1000 * tctx->avctx->channels);
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int min_period = ROUNDED_DIV(40 * 2 * mtab->size, isampf);
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@ -505,10 +505,10 @@ static void decode_ppc(TwinContext *tctx, int period_coef, const float *shape,
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add_peak(period, width, shape, ppc_gain, speech, mtab->ppc_shape_len);
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}
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static void dec_gain(TwinContext *tctx, GetBitContext *gb, enum FrameType ftype,
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float *out)
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static void dec_gain(TwinVQContext *tctx, GetBitContext *gb,
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enum TwinVQFrameType ftype, float *out)
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{
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int i, j;
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int sub = mtab->fmode[ftype].sub;
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float step = AMP_MAX / ((1 << GAIN_BITS) - 1);
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@ -553,10 +553,10 @@ static void rearrange_lsp(int order, float *lsp, float min_dist)
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}
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}
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static void decode_lsp(TwinContext *tctx, int lpc_idx1, uint8_t *lpc_idx2,
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static void decode_lsp(TwinVQContext *tctx, int lpc_idx1, uint8_t *lpc_idx2,
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int lpc_hist_idx, float *lsp, float *hist)
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{
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int i, j;
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const float *cb = mtab->lspcodebook;
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@ -593,8 +593,8 @@ static void decode_lsp(TwinContext *tctx, int lpc_idx1, uint8_t *lpc_idx2,
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ff_sort_nearly_sorted_floats(lsp, mtab->n_lsp);
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}
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static void dec_lpc_spectrum_inv(TwinContext *tctx, float *lsp,
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enum FrameType ftype, float *lpc)
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static void dec_lpc_spectrum_inv(TwinVQContext *tctx, float *lsp,
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enum TwinVQFrameType ftype, float *lpc)
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{
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int i;
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int size = tctx->mtab->size / tctx->mtab->fmode[ftype].sub;
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@ -617,11 +617,11 @@ static void dec_lpc_spectrum_inv(TwinContext *tctx, float *lsp,
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static const uint8_t wtype_to_wsize[] = { 0, 0, 2, 2, 2, 1, 0, 1, 1 };
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static void imdct_and_window(TwinContext *tctx, enum FrameType ftype, int wtype,
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float *in, float *prev, int ch)
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static void imdct_and_window(TwinVQContext *tctx, enum TwinVQFrameType ftype,
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int wtype, float *in, float *prev, int ch)
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{
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FFTContext *mdct = &tctx->mdct_ctx[ftype];
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int bsize = mtab->size / mtab->fmode[ftype].sub;
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int size = mtab->size;
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float *buf1 = tctx->tmp_buf;
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@ -668,10 +668,10 @@ static void imdct_and_window(TwinContext *tctx, enum FrameType ftype, int wtype,
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tctx->last_block_pos[ch] = (size + first_wsize) / 2;
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}
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static void imdct_output(TwinContext *tctx, enum FrameType ftype, int wtype,
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float **out)
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static void imdct_output(TwinVQContext *tctx, enum TwinVQFrameType ftype,
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int wtype, float **out)
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{
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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float *prev_buf = tctx->prev_frame + tctx->last_block_pos[0];
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int size1, size2, i;
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@ -699,10 +699,11 @@ static void imdct_output(TwinContext *tctx, enum FrameType ftype, int wtype,
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}
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}
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static void dec_bark_env(TwinContext *tctx, const uint8_t *in, int use_hist,
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int ch, float *out, float gain, enum FrameType ftype)
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static void dec_bark_env(TwinVQContext *tctx, const uint8_t *in, int use_hist,
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int ch, float *out, float gain,
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enum TwinVQFrameType ftype)
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{
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int i, j;
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float *hist = tctx->bark_hist[ftype][ch];
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float val = ((const float []) { 0.4, 0.35, 0.28 })[ftype];
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@ -726,10 +727,10 @@ static void dec_bark_env(TwinContext *tctx, const uint8_t *in, int use_hist,
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}
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}
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static void read_and_decode_spectrum(TwinContext *tctx, GetBitContext *gb,
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float *out, enum FrameType ftype)
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static void read_and_decode_spectrum(TwinVQContext *tctx, GetBitContext *gb,
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float *out, enum TwinVQFrameType ftype)
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{
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int channels = tctx->avctx->channels;
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int sub = mtab->fmode[ftype].sub;
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int block_size = mtab->size / sub;
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@ -812,19 +813,19 @@ static void read_and_decode_spectrum(TwinContext *tctx, GetBitContext *gb,
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}
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}
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static int twin_decode_frame(AVCodecContext *avctx, void *data,
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static int twinvq_decode_frame(AVCodecContext *avctx, void *data,
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int *got_frame_ptr, AVPacket *avpkt)
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{
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AVFrame *frame = data;
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const uint8_t *buf = avpkt->data;
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int buf_size = avpkt->size;
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TwinContext *tctx = avctx->priv_data;
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TwinVQContext *tctx = avctx->priv_data;
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GetBitContext gb;
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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float **out = NULL;
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enum FrameType ftype;
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enum TwinVQFrameType ftype;
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int window_type, ret;
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static const enum FrameType wtype_to_ftype_table[] = {
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static const enum TwinVQFrameType wtype_to_ftype_table[] = {
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FT_LONG, FT_LONG, FT_SHORT, FT_LONG,
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FT_MEDIUM, FT_LONG, FT_LONG, FT_MEDIUM, FT_MEDIUM
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};
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@ -874,10 +875,10 @@ static int twin_decode_frame(AVCodecContext *avctx, void *data,
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/**
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* Init IMDCT and windowing tables
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*/
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static av_cold int init_mdct_win(TwinContext *tctx)
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static av_cold int init_mdct_win(TwinVQContext *tctx)
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{
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int i, j, ret;
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const ModeTab *mtab = tctx->mtab;
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const TwinVQModeTab *mtab = tctx->mtab;
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int size_s = mtab->size / mtab->fmode[FT_SHORT].sub;
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int size_m = mtab->size / mtab->fmode[FT_MEDIUM].sub;
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int channels = tctx->avctx->channels;
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@ -934,7 +935,7 @@ alloc_fail:
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static void permutate_in_line(int16_t *tab, int num_vect, int num_blocks,
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int block_size,
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const uint8_t line_len[2], int length_div,
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enum FrameType ftype)
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enum TwinVQFrameType ftype)
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{
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int i, j;
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@ -991,11 +992,11 @@ static void linear_perm(int16_t *out, int16_t *in, int n_blocks, int size)
|
||||
out[i] = block_size * (in[i] % n_blocks) + in[i] / n_blocks;
|
||||
}
|
||||
|
||||
static av_cold void construct_perm_table(TwinContext *tctx,
|
||||
enum FrameType ftype)
|
||||
static av_cold void construct_perm_table(TwinVQContext *tctx,
|
||||
enum TwinVQFrameType ftype)
|
||||
{
|
||||
int block_size, size;
|
||||
const ModeTab *mtab = tctx->mtab;
|
||||
const TwinVQModeTab *mtab = tctx->mtab;
|
||||
int16_t *tmp_perm = (int16_t *)tctx->tmp_buf;
|
||||
|
||||
if (ftype == FT_PPC) {
|
||||
@ -1017,9 +1018,9 @@ static av_cold void construct_perm_table(TwinContext *tctx,
|
||||
size * block_size);
|
||||
}
|
||||
|
||||
static av_cold void init_bitstream_params(TwinContext *tctx)
|
||||
static av_cold void init_bitstream_params(TwinVQContext *tctx)
|
||||
{
|
||||
const ModeTab *mtab = tctx->mtab;
|
||||
const TwinVQModeTab *mtab = tctx->mtab;
|
||||
int n_ch = tctx->avctx->channels;
|
||||
int total_fr_bits = tctx->avctx->bit_rate * mtab->size /
|
||||
tctx->avctx->sample_rate;
|
||||
@ -1031,7 +1032,7 @@ static av_cold void init_bitstream_params(TwinContext *tctx)
|
||||
mtab->ppc_period_bit);
|
||||
|
||||
int bsize_no_main_cb[3], bse_bits[3], i;
|
||||
enum FrameType frametype;
|
||||
enum TwinVQFrameType frametype;
|
||||
|
||||
for (i = 0; i < 3; i++)
|
||||
// +1 for history usage switch
|
||||
@ -1086,9 +1087,9 @@ static av_cold void init_bitstream_params(TwinContext *tctx)
|
||||
construct_perm_table(tctx, frametype);
|
||||
}
|
||||
|
||||
static av_cold int twin_decode_close(AVCodecContext *avctx)
|
||||
static av_cold int twinvq_decode_close(AVCodecContext *avctx)
|
||||
{
|
||||
TwinContext *tctx = avctx->priv_data;
|
||||
TwinVQContext *tctx = avctx->priv_data;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < 3; i++) {
|
||||
@ -1104,10 +1105,10 @@ static av_cold int twin_decode_close(AVCodecContext *avctx)
|
||||
return 0;
|
||||
}
|
||||
|
||||
static av_cold int twin_decode_init(AVCodecContext *avctx)
|
||||
static av_cold int twinvq_decode_init(AVCodecContext *avctx)
|
||||
{
|
||||
int ret, isampf, ibps;
|
||||
TwinContext *tctx = avctx->priv_data;
|
||||
TwinVQContext *tctx = avctx->priv_data;
|
||||
|
||||
tctx->avctx = avctx;
|
||||
avctx->sample_fmt = AV_SAMPLE_FMT_FLTP;
|
||||
@ -1192,7 +1193,7 @@ static av_cold int twin_decode_init(AVCodecContext *avctx)
|
||||
avpriv_float_dsp_init(&tctx->fdsp, avctx->flags & CODEC_FLAG_BITEXACT);
|
||||
if ((ret = init_mdct_win(tctx))) {
|
||||
av_log(avctx, AV_LOG_ERROR, "Error initializing MDCT\n");
|
||||
twin_decode_close(avctx);
|
||||
twinvq_decode_close(avctx);
|
||||
return ret;
|
||||
}
|
||||
init_bitstream_params(tctx);
|
||||
@ -1206,10 +1207,10 @@ AVCodec ff_twinvq_decoder = {
|
||||
.name = "twinvq",
|
||||
.type = AVMEDIA_TYPE_AUDIO,
|
||||
.id = AV_CODEC_ID_TWINVQ,
|
||||
.priv_data_size = sizeof(TwinContext),
|
||||
.init = twin_decode_init,
|
||||
.close = twin_decode_close,
|
||||
.decode = twin_decode_frame,
|
||||
.priv_data_size = sizeof(TwinVQContext),
|
||||
.init = twinvq_decode_init,
|
||||
.close = twinvq_decode_close,
|
||||
.decode = twinvq_decode_frame,
|
||||
.capabilities = CODEC_CAP_DR1,
|
||||
.long_name = NULL_IF_CONFIG_SMALL("VQF TwinVQ"),
|
||||
.sample_fmts = (const enum AVSampleFormat[]) { AV_SAMPLE_FMT_FLTP,
|
||||
|
||||
Loading…
Reference in New Issue
Block a user