*pint_table = int_table;
}
+/**
+ *@brief Get the samples per frame for this stream.
+ *@param sample_rate output sample_rate
+ *@param version wma version
+ *@param decode_flags codec compression features
+ *@return log2 of the number of output samples per frame
+ */
+int av_cold ff_wma_get_frame_len_bits(int sample_rate, int version,
+ unsigned int decode_flags)
+{
+
+ int frame_len_bits;
+
+ if (sample_rate <= 16000)
+ frame_len_bits = 9;
+ else if (sample_rate <= 22050 ||
+ (sample_rate <= 32000 && version == 1))
+ frame_len_bits = 10;
+ else
+ frame_len_bits = 11;
+
+ return frame_len_bits;
+}
+
int ff_wma_init(AVCodecContext *avctx, int flags2)
{
WMACodecContext *s = avctx->priv_data;
}
/* compute MDCT block size */
- if (s->sample_rate <= 16000) {
- s->frame_len_bits = 9;
- } else if ( s->sample_rate <= 22050 ||
- (s->sample_rate <= 32000 && s->version == 1)) {
- s->frame_len_bits = 10;
- } else {
- s->frame_len_bits = 11;
- }
+ s->frame_len_bits = ff_wma_get_frame_len_bits(s->sample_rate, s->version, 0);
+
s->frame_len = 1 << s->frame_len_bits;
if (s->use_variable_block_len) {
int nb_max, nb;
extern const uint32_t ff_wma_scale_huffcodes[121];
extern const uint8_t ff_wma_scale_huffbits[121];
+int av_cold ff_wma_get_frame_len_bits(int sample_rate, int version,
+ unsigned int decode_flags);
int ff_wma_init(AVCodecContext * avctx, int flags2);
int ff_wma_total_gain_to_bits(int total_gain);
int ff_wma_end(AVCodecContext *avctx);