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Better error handling of filter stuff.

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This commit is contained in:
Themaister 2014-04-15 00:33:13 +02:00
parent 4b97de0c9e
commit 3e83e45a7d
2 changed files with 38 additions and 8 deletions
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39
gfx/filter.c
View File

@ -58,18 +58,37 @@ rarch_softfilter_t *rarch_softfilter_new(const char *filter_path,
if (!filt->impl)
goto error;
RARCH_LOG("Loaded softfilter \"%s\".\n", filt->impl->ident);
if (filt->impl->api_version != SOFTFILTER_API_VERSION)
{
RARCH_ERR("Softfilter ABI mismatch.\n");
goto error;
}
// Simple assumptions.
filt->pix_fmt = in_pixel_format;
filt->out_pix_fmt = in_pixel_format;
unsigned input_fmt = in_pixel_format == RETRO_PIXEL_FORMAT_XRGB8888 ?
SOFTFILTER_FMT_XRGB8888 : SOFTFILTER_FMT_RGB565;
unsigned input_fmts = filt->impl->query_input_formats();
if (!(input_fmt & input_fmts))
{
RARCH_ERR("Softfilter does not support input format.\n");
goto error;
}
unsigned output_fmts = filt->impl->query_output_formats(input_fmt);
if (!(output_fmts & input_fmt))
if (output_fmts & input_fmt) // If we have a match of input/output formats, use that.
filt->out_pix_fmt = in_pixel_format;
else if (output_fmts & SOFTFILTER_FMT_XRGB8888)
filt->out_pix_fmt = RETRO_PIXEL_FORMAT_XRGB8888;
else if (output_fmts & SOFTFILTER_FMT_RGB565)
filt->out_pix_fmt = RETRO_PIXEL_FORMAT_RGB565;
else
{
RARCH_ERR("Did not find suitable output format for softfilter.\n");
goto error;
}
filt->max_width = max_width;
filt->max_height = max_height;
@ -77,14 +96,26 @@ rarch_softfilter_t *rarch_softfilter_new(const char *filter_path,
filt->impl_data = filt->impl->create(input_fmt, input_fmt, max_width, max_height,
threads != RARCH_SOFTFILTER_THREADS_AUTO ? threads : 1, cpu_features);
if (!filt->impl_data)
{
RARCH_ERR("Failed to create softfilter state.\n");
goto error;
}
threads = filt->impl->query_num_threads(filt->impl_data);
if (!threads)
{
RARCH_ERR("Invalid number of threads.\n");
goto error;
}
filt->packets = (struct softfilter_work_packet*)calloc(threads, sizeof(*filt->packets));
if (!filt->packets)
{
RARCH_ERR("Failed to allocate softfilter packets.\n");
goto error;
filt->threads = threads;
}
filt->threads = threads;
return filt;
error:
@ -128,7 +159,7 @@ void rarch_softfilter_process(rarch_softfilter_t *filt,
const void *input, unsigned width, unsigned height, size_t input_stride)
{
unsigned i;
filt->impl->process(filt->impl_data, filt->packets,
filt->impl->get_work_packets(filt->impl_data, filt->packets,
output, output_stride, input, width, height, input_stride);
// TODO: Move to worker threads.

7
gfx/softfilter.h
View File

@ -82,11 +82,10 @@ typedef void (*softfilter_query_output_size_t)(void *data,
unsigned *out_width, unsigned *out_height,
unsigned width, unsigned height);
// Process a frame. The filter submits work by filling in the packets array.
// First step of processing a frame. The filter submits work by filling in the packets array.
// The number of elements in the array is as returned by query_num_threads.
// The processing itself happens in worker threads after this returns.
// The filter can ignore the process callback.
typedef void (*softfilter_process_t)(void *data,
typedef void (*softfilter_get_work_packets_t)(void *data,
struct softfilter_work_packet *packets,
void *output, size_t output_stride,
const void *input, unsigned width, unsigned height, size_t input_stride);
@ -106,7 +105,7 @@ struct softfilter_implementation
softfilter_query_num_threads_t query_num_threads;
softfilter_query_output_size_t query_output_size;
softfilter_process_t process;
softfilter_get_work_packets_t get_work_packets;
const char *ident; // Human readable identifier of implementation.
unsigned api_version; // Must be SOFTFILTER_API_VERSION