65 "command queue: %d.\n", cle);
71 if (cle == CL_INVALID_KERNEL_NAME) {
90 size_t global_work[2];
92 int err, input,
plane;
107 dst = (cl_mem)output->
data[plane];
111 cle = clSetKernelArg(ctx->
kernel, 0,
sizeof(cl_mem), &dst);
112 if (cle != CL_SUCCESS) {
114 "destination image argument: %d.\n", cle);
118 cle = clSetKernelArg(ctx->
kernel, 1,
sizeof(cl_uint), &ctx->
index);
119 if (cle != CL_SUCCESS) {
121 "index argument: %d.\n", cle);
126 for (input = 0; input < ctx->
nb_inputs; input++) {
129 src = (cl_mem)ctx->
frames[input]->
data[plane];
132 cle = clSetKernelArg(ctx->
kernel, 2 + input,
sizeof(cl_mem), &src);
133 if (cle != CL_SUCCESS) {
135 "source image argument %d: %d.\n", input, cle);
147 "(%zux%zu).\n", plane, global_work[0], global_work[1]);
151 if (cle != CL_SUCCESS) {
160 if (cle != CL_SUCCESS) {
271 if (!strcmp(avctx->
filter->
name,
"openclsrc")) {
274 "dimensions to be specified.\n");
290 memset(&input, 0,
sizeof(input));
325 cle = clReleaseKernel(ctx->
kernel);
326 if (cle != CL_SUCCESS)
328 "kernel: %d.\n", cle);
333 if (cle != CL_SUCCESS)
335 "command queue: %d.\n", cle);
341 #define OFFSET(x) offsetof(ProgramOpenCLContext, x) 342 #define FLAGS (AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM) 344 #if CONFIG_PROGRAM_OPENCL_FILTER 346 static const AVOption program_opencl_options[] = {
365 static const AVFilterPad program_opencl_outputs[] = {
375 .
name =
"program_opencl",
378 .priv_class = &program_opencl_class,
379 .preinit = &program_opencl_framesync_preinit,
385 .
outputs = program_opencl_outputs,
391 #if CONFIG_OPENCLSRC_FILTER 393 static const AVOption openclsrc_options[] = {
431 .priv_class = &openclsrc_class,
#define FRAMESYNC_DEFINE_CLASS(name, context, field)
#define FF_FILTER_FLAG_HWFRAME_AWARE
The filter is aware of hardware frames, and any hardware frame context should not be automatically pr...
static av_cold int program_opencl_init(AVFilterContext *avctx)
This structure describes decoded (raw) audio or video data.
int ff_opencl_filter_work_size_from_image(AVFilterContext *avctx, size_t *work_size, AVFrame *frame, int plane, int block_alignment)
Find the work size needed needed for a given plane of an image.
int ff_opencl_filter_config_input(AVFilterLink *inlink)
Check that the input link contains a suitable hardware frames context and extract the device from it...
int ff_opencl_filter_query_formats(AVFilterContext *avctx)
Return that all inputs and outputs support only AV_PIX_FMT_OPENCL.
Main libavfilter public API header.
Memory handling functions.
static av_cold int init(AVCodecContext *avctx)
int h
agreed upon image height
enum AVMediaType type
AVFilterPad type.
int ff_framesync_configure(FFFrameSync *fs)
Configure a frame sync structure.
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
int ff_opencl_filter_init(AVFilterContext *avctx)
Initialise an OpenCL filter context.
enum FFFrameSyncExtMode before
Extrapolation mode for timestamps before the first frame.
AVOpenCLDeviceContext * hwctx
const char * name
Pad name.
AVFilterContext * parent
Parent filter context.
AVFilterLink ** inputs
array of pointers to input links
#define av_assert0(cond)
assert() equivalent, that is always enabled.
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
static int activate(AVFilterContext *ctx)
static av_cold int uninit(AVCodecContext *avctx)
cl_device_id device_id
The primary device ID of the device.
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
FFFrameSyncIn * in
Pointer to array of inputs.
static int program_opencl_run(AVFilterContext *avctx)
enum FFFrameSyncExtMode after
Extrapolation mode for timestamps after the last frame.
int ff_opencl_filter_config_output(AVFilterLink *outlink)
Create a suitable hardware frames context for the output.
A filter pad used for either input or output.
A link between two filters.
AVFilterPad * input_pads
array of input pads
static int program_opencl_request_frame(AVFilterLink *outlink)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
static int program_opencl_activate(AVFilterContext *avctx)
cl_command_queue command_queue
void ff_framesync_uninit(FFFrameSync *fs)
Free all memory currently allocated.
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
void * priv
private data for use by the filter
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
AVRational time_base
Define the time base used by the PTS of the frames/samples which will pass through this link...
static av_cold void program_opencl_uninit(AVFilterContext *avctx)
AVRational time_base
Time base for the incoming frames.
int ff_framesync_activate(FFFrameSync *fs)
Examine the frames in the filter's input and try to produce output.
int(* on_event)(struct FFFrameSync *fs)
Callback called when a frame event is ready.
enum AVPixelFormat output_format
int w
agreed upon image width
char * av_asprintf(const char *fmt,...)
int(* config_props)(AVFilterLink *link)
Link configuration callback.
unsigned nb_inputs
number of input pads
AVFilter ff_vsrc_openclsrc
AVFilterContext * src
source filter
enum AVPixelFormat source_format
int ff_opencl_filter_load_program_from_file(AVFilterContext *avctx, const char *filename)
Load a new OpenCL program from a file.
static const AVFilterPad inputs[]
void * opaque
Opaque pointer, not used by the API.
static const AVFilterPad outputs[]
#define FF_ARRAY_ELEMS(a)
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames...
Extend the frame to infinity.
int ff_framesync_init(FFFrameSync *fs, AVFilterContext *parent, unsigned nb_in)
Initialize a frame sync structure.
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (dithered)\", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
unsigned sync
Synchronization level: frames on input at the highest sync level will generate output frame events...
Rational number (pair of numerator and denominator).
offset must point to AVRational
const char * name
Filter name.
offset must point to two consecutive integers
AVFilterLink ** outputs
array of pointers to output links
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
static int program_opencl_load(AVFilterContext *avctx)
static av_always_inline AVRational av_inv_q(AVRational q)
Invert a rational.
static int query_formats(AVFilterContext *ctx)
AVFilter ff_vf_program_opencl
void ff_opencl_filter_uninit(AVFilterContext *avctx)
Uninitialise an OpenCL filter context.
#define AVERROR_UNKNOWN
Unknown error, typically from an external library.
Completely stop all streams with this one.
#define AVFILTER_DEFINE_CLASS(fname)
cl_context context
The OpenCL context which will contain all operations and frames on this device.
const char * av_get_pix_fmt_name(enum AVPixelFormat pix_fmt)
Return the short name for a pixel format, NULL in case pix_fmt is unknown.
int ff_framesync_get_frame(FFFrameSync *fs, unsigned in, AVFrame **rframe, unsigned get)
Get the current frame in an input.
static int program_opencl_filter(FFFrameSync *fs)
AVPixelFormat
Pixel format.
const AVFilter * filter
the AVFilter of which this is an instance
static int program_opencl_config_output(AVFilterLink *outlink)
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
static int ff_insert_inpad(AVFilterContext *f, unsigned index, AVFilterPad *p)
Insert a new input pad for the filter.