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bluetooth: unify encoder code paths

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Part-of: <https://gitlab.freedesktop.org/pulseaudio/pulseaudio/-/merge_requests/507>
This commit is contained in:
Igor V. Kovalenko 2021-03-03 08:12:08 +03:00 • committed by PulseAudio Marge Bot
parent 8a87af380a
commit 3902cee4a5
9 changed files with 330 additions and 183 deletions
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14
src/modules/bluetooth/a2dp-codec-sbc.c
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@ -714,6 +714,16 @@ static size_t get_block_size(void *codec_info, size_t link_mtu) {
return frame_count * sbc_info->codesize;
}
static size_t get_encoded_block_size(void *codec_info, size_t input_size) {
struct sbc_info *sbc_info = (struct sbc_info *) codec_info;
size_t rtp_size = sizeof(struct rtp_header) + sizeof(struct rtp_sbc_payload);
/* input size should be aligned to codec input block size */
pa_assert_fp(input_size % sbc_info->codesize == 0);
return (input_size / sbc_info->codesize) * sbc_info->frame_length + rtp_size;
}
static size_t reduce_encoder_bitrate(void *codec_info, size_t write_link_mtu) {
struct sbc_info *sbc_info = (struct sbc_info *) codec_info;
uint8_t bitpool;
@ -902,6 +912,7 @@ const pa_a2dp_codec pa_a2dp_codec_sbc = {
.reset = reset,
.get_read_block_size = get_block_size,
.get_write_block_size = get_block_size,
.get_encoded_block_size = get_encoded_block_size,
.reduce_encoder_bitrate = reduce_encoder_bitrate,
.increase_encoder_bitrate = increase_encoder_bitrate,
.encode_buffer = encode_buffer,
@ -937,6 +948,7 @@ const pa_a2dp_codec pa_a2dp_codec_sbc_xq_453 = {
.reset = reset,
.get_read_block_size = get_block_size,
.get_write_block_size = get_block_size,
.get_encoded_block_size = get_encoded_block_size,
.reduce_encoder_bitrate = reduce_encoder_bitrate,
.increase_encoder_bitrate = increase_encoder_bitrate,
.encode_buffer = encode_buffer,
@ -959,6 +971,7 @@ const pa_a2dp_codec pa_a2dp_codec_sbc_xq_512 = {
.reset = reset,
.get_read_block_size = get_block_size,
.get_write_block_size = get_block_size,
.get_encoded_block_size = get_encoded_block_size,
.reduce_encoder_bitrate = reduce_encoder_bitrate,
.increase_encoder_bitrate = increase_encoder_bitrate,
.encode_buffer = encode_buffer,
@ -981,6 +994,7 @@ const pa_a2dp_codec pa_a2dp_codec_sbc_xq_552 = {
.reset = reset,
.get_read_block_size = get_block_size,
.get_write_block_size = get_block_size,
.get_encoded_block_size = get_encoded_block_size,
.reduce_encoder_bitrate = reduce_encoder_bitrate,
.increase_encoder_bitrate = increase_encoder_bitrate,
.encode_buffer = encode_buffer,