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stream: for format conversion

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This commit is contained in:
Wim Taymans 2018-04-05 15:38:10 +02:00
parent ba518c0d9b
commit b171361204
6 changed files with 1087 additions and 331 deletions
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43
spa/tests/test-convert.c
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@ -298,13 +298,46 @@ static int negotiate_formats(struct data *data)
format)) < 0)
return res;
return 0;
}
static int negotiate_buffers(struct data *data)
{
int res;
uint32_t state;
struct spa_pod *param;
struct spa_pod_builder b = { 0 };
uint8_t buffer[4096];
spa_pod_builder_init(&b, buffer, sizeof(buffer));
state = 0;
if ((res = spa_node_port_enum_params(data->conv,
SPA_DIRECTION_INPUT, 0,
data->type.param.idBuffers, &state,
NULL, &param, &b)) <= 0)
return -EBADF;
spa_debug_pod(param, 0);
init_buffer(data, data->in_buffers, data->in_buffer, 1, BUFFER_SIZE, 1);
if ((res =
spa_node_port_use_buffers(data->conv, SPA_DIRECTION_INPUT, 0, data->in_buffers,
1)) < 0)
return res;
init_buffer(data, data->out_buffers, data->out_buffer, 1, BUFFER_SIZE / 2, 2);
spa_pod_builder_init(&b, buffer, sizeof(buffer));
state = 0;
if ((res = spa_node_port_enum_params(data->conv,
SPA_DIRECTION_OUTPUT, 0,
data->type.param.idBuffers, &state,
NULL, &param, &b)) <= 0)
return -EBADF;
spa_debug_pod(param, 0);
init_buffer(data, data->out_buffers, data->out_buffer, 1, BUFFER_SIZE, 2);
if ((res =
spa_node_port_use_buffers(data->conv, SPA_DIRECTION_OUTPUT, 0, data->out_buffers,
1)) < 0)
@ -346,8 +379,8 @@ static void run_convert(struct data *data)
res = spa_node_process(data->conv);
printf("called process %d\n", res);
spa_debug_dump_mem(data->out_buffers[0]->datas[0].data, BUFFER_SIZE / 2);
spa_debug_dump_mem(data->out_buffers[0]->datas[1].data, BUFFER_SIZE / 2);
spa_debug_dump_mem(data->out_buffers[0]->datas[0].data, BUFFER_SIZE);
spa_debug_dump_mem(data->out_buffers[0]->datas[1].data, BUFFER_SIZE);
{
struct spa_command cmd = SPA_COMMAND_INIT(data->type.command_node.Pause);
@ -385,6 +418,10 @@ int main(int argc, char *argv[])
printf("can't negotiate nodes: %d\n", res);
return -1;
}
if ((res = negotiate_buffers(&data)) < 0) {
printf("can't negotiate buffers: %d\n", res);
return -1;
}
run_convert(&data);
}