216 static void ac3_downmix_5_to_2_symmetric_c(float **samples, float **matrix,  in ac3_downmix_5_to_2_symmetric_c()  argument
221     float front_mix    = matrix[0][0];  in ac3_downmix_5_to_2_symmetric_c()
222     float center_mix   = matrix[0][1];  in ac3_downmix_5_to_2_symmetric_c()
223     float surround_mix = matrix[0][3];  in ac3_downmix_5_to_2_symmetric_c()
239 static void ac3_downmix_5_to_1_symmetric_c(float **samples, float **matrix,  in ac3_downmix_5_to_1_symmetric_c()  argument
243     float front_mix    = matrix[0][0];  in ac3_downmix_5_to_1_symmetric_c()
244     float center_mix   = matrix[0][1];  in ac3_downmix_5_to_1_symmetric_c()
245     float surround_mix = matrix[0][3];  in ac3_downmix_5_to_1_symmetric_c()
256 static void ac3_downmix_c(float **samples, float **matrix,  in ac3_downmix_c()  argument
266                 v0 += samples[j][i] * matrix[0][j];  in ac3_downmix_c()
267                 v1 += samples[j][i] * matrix[1][j];  in ac3_downmix_c()
276                 v0 += samples[j][i] * matrix[0][j];  in ac3_downmix_c()
282 static void ac3_downmix_5_to_2_symmetric_c_fixed(int32_t **samples, int16_t **matrix,  in ac3_downmix_5_to_2_symmetric_c_fixed()  argument
287     int16_t front_mix    = matrix[0][0];  in ac3_downmix_5_to_2_symmetric_c_fixed()
288     int16_t center_mix   = matrix[0][1];  in ac3_downmix_5_to_2_symmetric_c_fixed()
289     int16_t surround_mix = matrix[0][3];  in ac3_downmix_5_to_2_symmetric_c_fixed()
305 static void ac3_downmix_5_to_1_symmetric_c_fixed(int32_t **samples, int16_t **matrix,  in ac3_downmix_5_to_1_symmetric_c_fixed()  argument
310     int16_t front_mix    = matrix[0][0];  in ac3_downmix_5_to_1_symmetric_c_fixed()
311     int16_t center_mix   = matrix[0][1];  in ac3_downmix_5_to_1_symmetric_c_fixed()
312     int16_t surround_mix = matrix[0][3];  in ac3_downmix_5_to_1_symmetric_c_fixed()
325 static void ac3_downmix_c_fixed(int32_t **samples, int16_t **matrix,  in ac3_downmix_c_fixed()  argument
334                 v0 += (int64_t)samples[j][i] * matrix[0][j];  in ac3_downmix_c_fixed()
335                 v1 += (int64_t)samples[j][i] * matrix[1][j];  in ac3_downmix_c_fixed()
344                 v0 += (int64_t)samples[j][i] * matrix[0][j];  in ac3_downmix_c_fixed()
350 void ff_ac3dsp_downmix_fixed(AC3DSPContext *c, int32_t **samples, int16_t **matrix,  in ff_ac3dsp_downmix_fixed()  argument
359             !(matrix[1][0] | matrix[0][2]  |  in ff_ac3dsp_downmix_fixed()
360               matrix[1][3] | matrix[0][4]  |  in ff_ac3dsp_downmix_fixed()
361              (matrix[0][1] ^ matrix[1][1]) |  in ff_ac3dsp_downmix_fixed()
362              (matrix[0][0] ^ matrix[1][2]))) {  in ff_ac3dsp_downmix_fixed()
365                    matrix[0][0] == matrix[0][2] &&  in ff_ac3dsp_downmix_fixed()
366                    matrix[0][3] == matrix[0][4]) {  in ff_ac3dsp_downmix_fixed()
372         c->downmix_fixed(samples, matrix, len);  in ff_ac3dsp_downmix_fixed()
374         ac3_downmix_c_fixed(samples, matrix, out_ch, in_ch, len);  in ff_ac3dsp_downmix_fixed()
390 void ff_ac3dsp_downmix(AC3DSPContext *c, float **samples, float **matrix,  in ff_ac3dsp_downmix()  argument
394         int **matrix_cmp = (int **)matrix;  in ff_ac3dsp_downmix()
417         c->downmix(samples, matrix, len);  in ff_ac3dsp_downmix()
419         ac3_downmix_c(samples, matrix, out_ch, in_ch, len);  in ff_ac3dsp_downmix()