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synced 2024-12-23 12:43:46 +02:00
checkasm/tx: add checkasm support for the iMDCT
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@ -43,35 +43,36 @@ static const int check_lens[] = {
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2, 4, 8, 16, 32, 64, 1024, 16384,
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};
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static AVTXContext *tx_refs[6 /*AVTXType*/][FF_ARRAY_ELEMS(check_lens)];
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static AVTXContext *tx_refs[AV_TX_NB][2 /* Direction */][FF_ARRAY_ELEMS(check_lens)] = { 0 };
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static int init = 0;
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static void free_tx_refs(void)
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{
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for (int i = 0; i < FF_ARRAY_ELEMS(tx_refs); i++)
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for (int j = 0; j < FF_ARRAY_ELEMS(*tx_refs); j++)
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av_tx_uninit(&tx_refs[i][j]);
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for (int k = 0; k < FF_ARRAY_ELEMS(**tx_refs); k++)
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av_tx_uninit(&tx_refs[i][j][k]);
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}
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#define CHECK_TEMPLATE(PREFIX, TYPE, DATA_TYPE, SCALE, LENGTHS, CHECK_EXPRESSION) \
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#define CHECK_TEMPLATE(PREFIX, TYPE, DIR, DATA_TYPE, SCALE_TYPE, LENGTHS, CHECK_EXPRESSION) \
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do { \
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int err; \
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AVTXContext *tx; \
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av_tx_fn fn; \
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int num_checks = 0; \
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int last_check = 0; \
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const void *scale = &SCALE; \
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\
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for (int i = 0; i < FF_ARRAY_ELEMS(LENGTHS); i++) { \
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int len = LENGTHS[i]; \
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const SCALE_TYPE scale = 1.0 / len; \
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\
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if ((err = av_tx_init(&tx, &fn, TYPE, 0, len, &scale, 0x0)) < 0) { \
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if ((err = av_tx_init(&tx, &fn, TYPE, DIR, len, &scale, 0x0)) < 0) { \
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fprintf(stderr, "av_tx: %s\n", av_err2str(err)); \
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return; \
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} \
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\
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if (check_func(fn, PREFIX "_%i", len)) { \
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AVTXContext *tx_ref = tx_refs[TYPE][i]; \
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AVTXContext *tx_ref = tx_refs[TYPE][DIR][i]; \
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if (!tx_ref) \
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tx_ref = tx; \
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num_checks++; \
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@ -84,8 +85,8 @@ static void free_tx_refs(void)
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break; \
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} \
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bench_new(tx, out_new, in, sizeof(DATA_TYPE)); \
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av_tx_uninit(&tx_refs[TYPE][i]); \
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tx_refs[TYPE][i] = tx; \
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av_tx_uninit(&tx_refs[TYPE][DIR][i]); \
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tx_refs[TYPE][DIR][i] = tx; \
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} else { \
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av_tx_uninit(&tx); \
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} \
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@ -99,9 +100,6 @@ static void free_tx_refs(void)
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void checkasm_check_av_tx(void)
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{
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const float scale_float = 1.0f;
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const double scale_double = 1.0f;
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declare_func(void, AVTXContext *tx, void *out, void *in, ptrdiff_t stride);
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void *in = av_malloc(16384*2*8);
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@ -109,11 +107,14 @@ void checkasm_check_av_tx(void)
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void *out_new = av_malloc(16384*2*8);
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randomize_complex(in, 16384, AVComplexFloat, SCALE_NOOP);
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CHECK_TEMPLATE("float_fft", AV_TX_FLOAT_FFT, AVComplexFloat, scale_float, check_lens,
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CHECK_TEMPLATE("float_fft", AV_TX_FLOAT_FFT, 0, AVComplexFloat, float, check_lens,
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!float_near_abs_eps_array(out_ref, out_new, EPS, len*2));
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CHECK_TEMPLATE("float_imdct", AV_TX_FLOAT_MDCT, 1, float, float, check_lens,
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!float_near_abs_eps_array(out_ref, out_new, EPS, len));
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randomize_complex(in, 16384, AVComplexDouble, SCALE_NOOP);
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CHECK_TEMPLATE("double_fft", AV_TX_DOUBLE_FFT, AVComplexDouble, scale_double, check_lens,
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CHECK_TEMPLATE("double_fft", AV_TX_DOUBLE_FFT, 0, AVComplexDouble, double, check_lens,
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!double_near_abs_eps_array(out_ref, out_new, EPS, len*2));
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av_free(in);
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