claude-noether/libva-v4l2-request-fourier
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Centralize buffer-related ressources in surface object and avoid dynamic indexes

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Signed-off-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com>
This commit is contained in:
Paul Kocialkowski
2018-04-25 10:44:44 +02:00
parent 27c8a97901
commit f872e345d0
11 changed files with 115 additions and 119 deletions
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src/buffer.c
+8 -40
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@@ -46,15 +46,9 @@ VAStatus SunxiCedrusCreateBuffer(VADriverContextP context,
struct sunxi_cedrus_driver_data *driver_data =
(struct sunxi_cedrus_driver_data *) context->pDriverData;
struct object_buffer *buffer_object = NULL;
struct object_context *context_object;
void *buffer_data;
void *map_data;
unsigned int map_size;
unsigned int length;
unsigned int offset;
VAStatus status;
VABufferID id;
int rc;
switch (type) {
case VAPictureParameterBufferType:
@@ -76,42 +70,20 @@ VAStatus SunxiCedrusCreateBuffer(VADriverContextP context,
goto error;
}
if(buffer_object->type == VASliceDataBufferType) {
context_object = CONTEXT(context_id);
if (context_object == NULL) {
status = VA_STATUS_ERROR_INVALID_CONTEXT;
goto error;
}
rc = v4l2_request_buffer(driver_data->video_fd, V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, context_object->num_rendered_surfaces % INPUT_BUFFERS_NB, &length, &offset);
if (rc < 0) {
status = VA_STATUS_ERROR_ALLOCATION_FAILED;
goto error;
}
map_size = driver_data->slice_offset[context_object->num_rendered_surfaces % INPUT_BUFFERS_NB] + size * count;
map_data = mmap(NULL, map_size, PROT_READ | PROT_WRITE, MAP_SHARED,
driver_data->video_fd, offset);
buffer_data = map_data + driver_data->slice_offset[context_object->num_rendered_surfaces % INPUT_BUFFERS_NB];
driver_data->slice_offset[context_object->num_rendered_surfaces % INPUT_BUFFERS_NB] += size * count;
} else {
buffer_data = malloc(size * count);
map_size = 0;
map_data = NULL;
buffer_data = malloc(size * count);
if (buffer_data == NULL) {
status = VA_STATUS_ERROR_ALLOCATION_FAILED;
goto error;
}
if (data)
memcpy(map_data, data, size * count);
if (data != NULL)
memcpy(buffer_data, data, size * count);
buffer_object->type = type;
buffer_object->initial_count = count;
buffer_object->count = count;
buffer_object->data = buffer_data;
buffer_object->map = map_data;
buffer_object->size = size;
buffer_object->map_size = map_size;
*buffer_id = id;
@@ -137,12 +109,8 @@ VAStatus SunxiCedrusDestroyBuffer(VADriverContextP context,
if (buffer_object == NULL)
return VA_STATUS_ERROR_INVALID_BUFFER;
if (buffer_object->data != NULL) {
if (buffer_object->type != VASliceDataBufferType)
free(buffer_object->data);
else if (buffer_object->map != NULL && buffer_object->map_size > 0)
munmap(buffer_object->map, buffer_object->map_size);
}
if (buffer_object->data != NULL)
free(buffer_object->data);
object_heap_free(&driver_data->buffer_heap, (struct object_base *) buffer_object);