Lines Matching refs:qscale
53 int16_t *block, int n, int qscale)
69 level = (int)(level * qscale * quant_matrix[j]) >> 3;
73 level = (int)(level * qscale * quant_matrix[j]) >> 3;
82 int16_t *block, int n, int qscale)
96 level = (((level << 1) + 1) * qscale *
101 level = (((level << 1) + 1) * qscale *
111 int16_t *block, int n, int qscale)
116 if (s->q_scale_type) qscale = ff_mpeg2_non_linear_qscale[qscale];
117 else qscale <<= 1;
130 level = (int)(level * qscale * quant_matrix[j]) >> 4;
133 level = (int)(level * qscale * quant_matrix[j]) >> 4;
141 int16_t *block, int n, int qscale)
147 if (s->q_scale_type) qscale = ff_mpeg2_non_linear_qscale[qscale];
148 else qscale <<= 1;
162 level = (int)(level * qscale * quant_matrix[j]) >> 4;
165 level = (int)(level * qscale * quant_matrix[j]) >> 4;
175 int16_t *block, int n, int qscale)
181 if (s->q_scale_type) qscale = ff_mpeg2_non_linear_qscale[qscale];
182 else qscale <<= 1;
194 level = (((level << 1) + 1) * qscale *
198 level = (((level << 1) + 1) * qscale *
209 int16_t *block, int n, int qscale)
216 qmul = qscale << 1;
220 qadd = (qscale - 1) | 1;
243 int16_t *block, int n, int qscale)
250 qadd = (qscale - 1) | 1;
251 qmul = qscale << 1;
1343 int16_t *block, int i, uint8_t *dest, int line_size, int qscale)
1345 s->dct_unquantize_intra(s, block, i, qscale);
1359 int16_t *block, int i, uint8_t *dest, int line_size, int qscale)
1362 s->dct_unquantize_inter(s, block, i, qscale);
1419 s->current_picture.qscale_table[mb_xy] = s->qscale;
1533 add_dequant_dct(s, block[0], 0, dest_y , dct_linesize, s->qscale);
1534 add_dequant_dct(s, block[1], 1, dest_y + block_size, dct_linesize, s->qscale);
1535 add_dequant_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
1536 add_dequant_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
1591 put_dct(s, block[0], 0, dest_y , dct_linesize, s->qscale);
1592 put_dct(s, block[1], 1, dest_y + block_size, dct_linesize, s->qscale);
1593 put_dct(s, block[2], 2, dest_y + dct_offset , dct_linesize, s->qscale);
1594 put_dct(s, block[3], 3, dest_y + dct_offset + block_size, dct_linesize, s->qscale);
1707 * set qscale and update qscale dependent variables.
1709 void ff_set_qscale(MpegEncContext * s, int qscale)
1711 if (qscale < 1)
1712 qscale = 1;
1713 else if (qscale > 31)
1714 qscale = 31;
1716 s->qscale = qscale;
1717 s->chroma_qscale= s->chroma_qscale_table[qscale];
1719 s->y_dc_scale= s->y_dc_scale_table[ qscale ];