59 if (!strcmp(sample_fmt_info[i].name, name))
68 if (sample_fmt_info[sample_fmt].planar)
77 if (sample_fmt_info[sample_fmt].planar)
86 snprintf(buf, buf_size,
"name " " depth");
89 snprintf (buf, buf_size,
"%-6s" " %2d ", info.
name, info.
bits);
116 if (!sample_size || nb_samples <= 0 || nb_channels <= 0)
121 if (nb_samples > INT_MAX - 31)
124 nb_samples =
FFALIGN(nb_samples, 32);
128 if (nb_channels > INT_MAX / align ||
129 (int64_t)nb_channels * nb_samples > (INT_MAX - (align * nb_channels)) / sample_size)
132 line_size = planar ?
FFALIGN(nb_samples * sample_size, align) :
133 FFALIGN(nb_samples * sample_size * nb_channels, align);
135 *linesize = line_size;
137 return planar ? line_size * nb_channels : line_size;
144 int ch, planar, buf_size, line_size;
154 audio_data[ch] = audio_data[ch-1] + line_size;
157 *linesize = line_size;
176 nb_samples, sample_fmt, align);
192 int planes = planar ? nb_channels : 1;
194 int data_size = nb_samples * block_align;
197 dst_offset *= block_align;
198 src_offset *= block_align;
200 for (i = 0; i < planes; i++)
201 memcpy(dst[i] + dst_offset, src[i] + src_offset, data_size);
210 int planes = planar ? nb_channels : 1;
212 int data_size = nb_samples * block_align;
217 offset *= block_align;
219 for (i = 0; i < planes; i++)
220 memset(audio_data[i] + offset, fill_char, data_size);