30 #if FF_API_FRAME_GET_SET 44 #define CHECK_CHANNELS_CONSISTENCY(frame) \ 45 av_assert2(!(frame)->channel_layout || \ 46 (frame)->channels == \ 47 av_get_channel_layout_nb_channels((frame)->channel_layout)) 125 static const char *
const name[] = {
144 memset(frame, 0,
sizeof(*frame));
205 if (!frame || !*frame)
215 int ret,
i, padded_height;
216 int plane_padding =
FFMAX(16 + 16, align);
228 for(i=1; i<=align; i+=
i) {
233 if (!(frame->
linesize[0] & (align-1)))
237 for (i = 0; i < 4 && frame->
linesize[
i]; i++)
247 if (!frame->
buf[0]) {
256 for (i = 1; i < 4; i++) {
258 frame->
data[
i] += i * plane_padding;
307 if (!frame->
buf[i]) {
380 #if FF_API_ERROR_FRAME 591 memset(src, 0,
sizeof(*src));
623 memset(&tmp, 0,
sizeof(tmp));
678 if (plane < 0 || plane >= planes || !frame->
extended_data[plane])
684 if (data >= buf->
data && data < buf->data + buf->
size)
689 if (data >= buf->
data && data < buf->data + buf->
size)
764 for (i = 0; i <
planes; i++)
768 memcpy(src_data, src->
data,
sizeof(src_data));
790 for (i = 0; i <
planes; i++)
819 if (sd->
type == type) {
863 for (i = 0; frame->
data[
i]; i++) {
876 comp = &desc->
comp[j];
927 int min_log2_align = INT_MAX;
929 for (i = 0; frame->
data[
i]; i++) {
930 int log2_align = offsets[
i] ?
ff_ctz(offsets[i]) : INT_MAX;
931 min_log2_align =
FFMIN(log2_align, min_log2_align);
936 if (log2_crop_align < min_log2_align)
939 if (min_log2_align < 5 && log2_crop_align != INT_MAX) {
940 frame->
crop_left &= ~((1 << (5 + log2_crop_align - min_log2_align)) - 1);
945 for (i = 0; frame->
data[
i]; i++)
946 frame->
data[i] += offsets[i];
#define AV_PIX_FMT_FLAG_PAL
Pixel format has a palette in data[1], values are indexes in this palette.
also ITU-R BT1361 / IEC 61966-2-4 xvYCC709 / SMPTE RP177 Annex B
int av_frame_set_qp_table(AVFrame *f, AVBufferRef *buf, int stride, int qp_type)
int plane
Which of the 4 planes contains the component.
void * av_realloc(void *ptr, size_t size)
Allocate, reallocate, or free a block of memory.
#define AV_NUM_DATA_POINTERS
void av_buffer_unref(AVBufferRef **buf)
Free a given reference and automatically free the buffer if there are no more references to it...
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
This structure describes decoded (raw) audio or video data.
This side data must be associated with an audio frame and corresponds to enum AVAudioServiceType defi...
attribute_deprecated int qscale_type
int64_t pkt_pos
reordered pos from the last AVPacket that has been input into the decoder
int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
Memory handling functions.
AVBufferRef * buf[AV_NUM_DATA_POINTERS]
AVBuffer references backing the data for this frame.
also ITU-R BT601-6 625 / ITU-R BT1358 625 / ITU-R BT1700 625 PAL & SECAM / IEC 61966-2-4 xvYCC601 ...
void * opaque
for some private data of the user
int nb_extended_buf
Number of elements in extended_buf.
Content light level (based on CTA-861.3).
Timecode which conforms to SMPTE ST 12-1.
int repeat_pict
When decoding, this signals how much the picture must be delayed.
also ITU-R BT601-6 525 / ITU-R BT1358 525 / ITU-R BT1700 NTSC
int av_dict_copy(AVDictionary **dst, const AVDictionary *src, int flags)
Copy entries from one AVDictionary struct into another.
Mastering display metadata associated with a video frame.
attribute_deprecated AVBufferRef * qp_table_buf
static void wipe_side_data(AVFrame *frame)
void av_frame_move_ref(AVFrame *dst, AVFrame *src)
Move everything contained in src to dst and reset src.
order of coefficients is actually GBR, also IEC 61966-2-1 (sRGB)
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
attribute_deprecated int8_t * qscale_table
QP table.
functionally identical to above
int av_get_channel_layout_nb_channels(uint64_t channel_layout)
Return the number of channels in the channel layout.
AVFrameSideData * av_frame_get_side_data(const AVFrame *frame, enum AVFrameSideDataType type)
AVBufferRef * hw_frames_ctx
For hwaccel-format frames, this should be a reference to the AVHWFramesContext describing the frame...
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
AVFrame * av_frame_alloc(void)
Allocate an AVFrame and set its fields to default values.
static int frame_copy_video(AVFrame *dst, const AVFrame *src)
AVColorSpace
YUV colorspace type.
attribute_deprecated int qstride
QP store stride.
AVBufferRef * private_ref
AVBufferRef for internal use by a single libav* library.
int av_frame_ref(AVFrame *dst, const AVFrame *src)
Set up a new reference to the data described by the source frame.
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
The data is the AVPanScan struct defined in libavcodec.
HDR dynamic metadata associated with a video frame.
Structure to hold side data for an AVFrame.
AVDictionary * metadata
metadata.
int interlaced_frame
The content of the picture is interlaced.
AVColorRange
MPEG vs JPEG YUV range.
The data represents the AVSphericalMapping structure defined in libavutil/spherical.h.
Active Format Description data consisting of a single byte as specified in ETSI TS 101 154 using AVAc...
Metadata relevant to a downmix procedure.
attribute_deprecated uint64_t error[AV_NUM_DATA_POINTERS]
AVFrameSideData ** side_data
int av_sample_fmt_is_planar(enum AVSampleFormat sample_fmt)
Check if the sample format is planar.
Implementation-specific description of the format of AV_FRAME_QP_TABLE_DATA.
#define i(width, name, range_min, range_max)
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
#define MAKE_ACCESSORS(str, name, type, field)
static int frame_copy_props(AVFrame *dst, const AVFrame *src, int force_copy)
int av_frame_apply_cropping(AVFrame *frame, int flags)
Crop the given video AVFrame according to its crop_left/crop_top/crop_right/ crop_bottom fields...
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
enum AVColorRange color_range
MPEG vs JPEG YUV range.
ATSC A53 Part 4 Closed Captions.
void av_dict_free(AVDictionary **pm)
Free all the memory allocated for an AVDictionary struct and all keys and values. ...
enum AVColorSpace colorspace
YUV colorspace type.
#define AV_PIX_FMT_FLAG_HWACCEL
Pixel format is an HW accelerated format.
simple assert() macros that are a bit more flexible than ISO C assert().
void * av_mallocz(size_t size)
Allocate a memory block with alignment suitable for all memory accesses (including vectors if availab...
The GOP timecode in 25 bit timecode format.
static int get_audio_buffer(AVFrame *frame, int align)
int av_hwframe_get_buffer(AVBufferRef *hwframe_ref, AVFrame *frame, int flags)
Allocate a new frame attached to the given AVHWFramesContext.
void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4], const uint8_t *src_data[4], const int src_linesizes[4], enum AVPixelFormat pix_fmt, int width, int height)
Copy image in src_data to dst_data.
int av_frame_copy(AVFrame *dst, const AVFrame *src)
Copy the frame data from src to dst.
reference-counted frame API
uint64_t channel_layout
Channel layout of the audio data.
int av_hwframe_transfer_data(AVFrame *dst, const AVFrame *src, int flags)
Copy data to or from a hw surface.
uint64_t flags
Combination of AV_PIX_FMT_FLAG_...
static const struct @315 planes[]
int av_image_check_size(unsigned int w, unsigned int h, int log_offset, void *log_ctx)
Check if the given dimension of an image is valid, meaning that all bytes of the image can be address...
uint8_t nb_components
The number of components each pixel has, (1-4)
int channels
number of audio channels, only used for audio.
audio channel layout utility functions
enum AVPictureType pict_type
Picture type of the frame.
int flags
Frame flags, a combination of AV_FRAME_FLAGS.
#define av_assert1(cond)
assert() equivalent, that does not lie in speed critical code.
int display_picture_number
picture number in display order
AVBufferRef ** extended_buf
For planar audio which requires more than AV_NUM_DATA_POINTERS AVBufferRef pointers, this array will hold all the references which cannot fit into AVFrame.buf.
AVFrameSideData * av_frame_new_side_data_from_buf(AVFrame *frame, enum AVFrameSideDataType type, AVBufferRef *buf)
Add a new side data to a frame from an existing AVBufferRef.
Motion vectors exported by some codecs (on demand through the export_mvs flag set in the libavcodec A...
AVBufferRef * av_frame_get_plane_buffer(AVFrame *frame, int plane)
Get the buffer reference a given data plane is stored in.
int quality
quality (between 1 (good) and FF_LAMBDA_MAX (bad))
The data contains an ICC profile as an opaque octet buffer following the format described by ISO 1507...
int av_buffer_is_writable(const AVBufferRef *buf)
const char * av_get_colorspace_name(enum AVColorSpace val)
Get the name of a colorspace.
FCC Title 47 Code of Federal Regulations 73.682 (a)(20)
AVFrame * av_frame_clone(const AVFrame *src)
Create a new frame that references the same data as src.
#define FF_ARRAY_ELEMS(a)
static void comp(unsigned char *dst, ptrdiff_t dst_stride, unsigned char *src, ptrdiff_t src_stride, int add)
int format
format of the frame, -1 if unknown or unset Values correspond to enum AVPixelFormat for video frames...
int coded_picture_number
picture number in bitstream order
int av_image_fill_pointers(uint8_t *data[4], enum AVPixelFormat pix_fmt, int height, uint8_t *ptr, const int linesizes[4])
Fill plane data pointers for an image with pixel format pix_fmt and height height.
int64_t pkt_duration
duration of the corresponding packet, expressed in AVStream->time_base units, 0 if unknown...
This side data contains a 3x3 transformation matrix describing an affine transformation that needs to...
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
AVBufferRef * av_buffer_alloc(int size)
Allocate an AVBuffer of the given size using av_malloc().
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
static int get_video_buffer(AVFrame *frame, int align)
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
static int calc_cropping_offsets(size_t offsets[4], const AVFrame *frame, const AVPixFmtDescriptor *desc)
uint8_t * data
The data buffer.
AVRational sample_aspect_ratio
Sample aspect ratio for the video frame, 0/1 if unknown/unspecified.
int av_samples_copy(uint8_t **dst, uint8_t *const *src, int dst_offset, int src_offset, int nb_samples, int nb_channels, enum AVSampleFormat sample_fmt)
Copy samples from src to dst.
void av_frame_remove_side_data(AVFrame *frame, enum AVFrameSideDataType type)
Remove and free all side data instances of the given type.
#define AVERROR_BUG
Internal bug, also see AVERROR_BUG2.
int64_t reordered_opaque
reordered opaque 64 bits (generally an integer or a double precision float PTS but can be anything)...
int sample_rate
Sample rate of the audio data.
int av_image_fill_linesizes(int linesizes[4], enum AVPixelFormat pix_fmt, int width)
Fill plane linesizes for an image with pixel format pix_fmt and width width.
AVFrameSideData * av_frame_new_side_data(AVFrame *frame, enum AVFrameSideDataType type, int size)
Add a new side data to a frame.
int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples, enum AVSampleFormat sample_fmt, int align)
Get the required buffer size for the given audio parameters.
Rational number (pair of numerator and denominator).
Regions Of Interest, the data is an array of AVRegionOfInterest type, the number of array element is ...
int palette_has_changed
Tell user application that palette has changed from previous frame.
refcounted data buffer API
enum AVChromaLocation chroma_location
int64_t best_effort_timestamp
frame timestamp estimated using various heuristics, in stream time base
int decode_error_flags
decode error flags of the frame, set to a combination of FF_DECODE_ERROR_xxx flags if the decoder pro...
static int frame_copy_audio(AVFrame *dst, const AVFrame *src)
#define AV_PIX_FMT_FLAG_BITSTREAM
All values of a component are bit-wise packed end to end.
const char * av_frame_side_data_name(enum AVFrameSideDataType type)
int size
Size of data in bytes.
int av_frame_get_buffer(AVFrame *frame, int align)
Allocate new buffer(s) for audio or video data.
Apply the maximum possible cropping, even if it requires setting the AVFrame.data[] entries to unalig...
void av_frame_unref(AVFrame *frame)
Unreference all the buffers referenced by frame and reset the frame fields.
enum AVFrameSideDataType type
int av_frame_make_writable(AVFrame *frame)
Ensure that the frame data is writable, avoiding data copy if possible.
#define flags(name, subs,...)
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
attribute_deprecated int64_t pkt_pts
PTS copied from the AVPacket that was decoded to produce this frame.
int64_t pkt_dts
DTS copied from the AVPacket that triggered returning this frame.
A reference to a data buffer.
#define FF_DISABLE_DEPRECATION_WARNINGS
common internal and external API header
static int ref[MAX_W *MAX_W]
#define CHECK_CHANNELS_CONSISTENCY(frame)
AVBufferRef * av_buffer_ref(AVBufferRef *buf)
Create a new reference to an AVBuffer.
uint8_t pi<< 24) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_U8,(uint64_t)((*(const uint8_t *) pi - 0x80U))<< 56) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16,(*(const int16_t *) pi >>8)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1<< 16)) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S16,(uint64_t)(*(const int16_t *) pi)<< 48) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32,(*(const int32_t *) pi >>24)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S32,(uint64_t)(*(const int32_t *) pi)<< 32) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S64,(*(const int64_t *) pi >>56)+0x80) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0f/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_FLT, llrintf(*(const float *) pi *(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_DBL, llrint(*(const double *) pi *(UINT64_C(1)<< 63))) #define FMT_PAIR_FUNC(out, in) static conv_func_type *const fmt_pair_to_conv_functions[AV_SAMPLE_FMT_NB *AV_SAMPLE_FMT_NB]={ FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S64), };static void cpy1(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, len);} static void cpy2(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 2 *len);} static void cpy4(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 4 *len);} static void cpy8(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 8 *len);} AudioConvert *swri_audio_convert_alloc(enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, const int *ch_map, int flags) { AudioConvert *ctx;conv_func_type *f=fmt_pair_to_conv_functions[av_get_packed_sample_fmt(out_fmt)+AV_SAMPLE_FMT_NB *av_get_packed_sample_fmt(in_fmt)];if(!f) return NULL;ctx=av_mallocz(sizeof(*ctx));if(!ctx) return NULL;if(channels==1){ in_fmt=av_get_planar_sample_fmt(in_fmt);out_fmt=av_get_planar_sample_fmt(out_fmt);} ctx->channels=channels;ctx->conv_f=f;ctx->ch_map=ch_map;if(in_fmt==AV_SAMPLE_FMT_U8||in_fmt==AV_SAMPLE_FMT_U8P) memset(ctx->silence, 0x80, sizeof(ctx->silence));if(out_fmt==in_fmt &&!ch_map) { switch(av_get_bytes_per_sample(in_fmt)){ case 1:ctx->simd_f=cpy1;break;case 2:ctx->simd_f=cpy2;break;case 4:ctx->simd_f=cpy4;break;case 8:ctx->simd_f=cpy8;break;} } if(HAVE_X86ASM &&HAVE_MMX) swri_audio_convert_init_x86(ctx, out_fmt, in_fmt, channels);if(ARCH_ARM) swri_audio_convert_init_arm(ctx, out_fmt, in_fmt, channels);if(ARCH_AARCH64) swri_audio_convert_init_aarch64(ctx, out_fmt, in_fmt, channels);return ctx;} void swri_audio_convert_free(AudioConvert **ctx) { av_freep(ctx);} int swri_audio_convert(AudioConvert *ctx, AudioData *out, AudioData *in, int len) { int ch;int off=0;const int os=(out->planar ? 1 :out->ch_count) *out->bps;unsigned misaligned=0;av_assert0(ctx->channels==out->ch_count);if(ctx->in_simd_align_mask) { int planes=in->planar ? in->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) in->ch[ch];misaligned|=m &ctx->in_simd_align_mask;} if(ctx->out_simd_align_mask) { int planes=out->planar ? out->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) out->ch[ch];misaligned|=m &ctx->out_simd_align_mask;} if(ctx->simd_f &&!ctx->ch_map &&!misaligned){ off=len &~15;av_assert1(off >=0);av_assert1(off<=len);av_assert2(ctx->channels==SWR_CH_MAX||!in->ch[ctx->channels]);if(off >0){ if(out->planar==in->planar){ int planes=out->planar ? out->ch_count :1;for(ch=0;ch< planes;ch++){ ctx->simd_f(out->ch+ch,(const uint8_t **) in->ch+ch, off *(out-> planar
#define FF_ENABLE_DEPRECATION_WARNINGS
int top_field_first
If the content is interlaced, is top field displayed first.
AVBufferRef * opaque_ref
AVBufferRef for free use by the API user.
int key_frame
1 -> keyframe, 0-> not
enum AVColorPrimaries color_primaries
Encoding parameters for a video frame, as described by AVVideoEncParams.
static void free_side_data(AVFrameSideData **ptr_sd)
enum AVColorTransferCharacteristic color_trc
Recommmends skipping the specified number of samples.
#define av_malloc_array(a, b)
ReplayGain information in the form of the AVReplayGain struct.
uint8_t ** extended_data
pointers to the data planes/channels.
static void get_frame_defaults(AVFrame *frame)
int8_t * av_frame_get_qp_table(AVFrame *f, int *stride, int *type)
int pkt_size
size of the corresponding packet containing the compressed frame.
Stereoscopic 3d metadata.
static double val(void *priv, double ch)
int nb_samples
number of audio samples (per channel) described by this frame
The data is the AVMatrixEncoding enum defined in libavutil/channel_layout.h.
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
#define AV_NOPTS_VALUE
Undefined timestamp value.
int step
Number of elements between 2 horizontally consecutive pixels.
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().