* be found in the AUTHORS file in the root of the source tree.
*/
-
#include <stdlib.h>
#include <string.h>
-#include "vpx/vpx_decoder.h"
-#include "vpx/vp8dx.h"
-#include "vpx/internal/vpx_codec_internal.h"
+
#include "./vpx_version.h"
+
+#include "vpx/internal/vpx_codec_internal.h"
+#include "vpx/vp8dx.h"
+#include "vpx/vpx_decoder.h"
+
#include "vp9/common/vp9_frame_buffers.h"
-#include "vp9/decoder/vp9_onyxd.h"
-#include "vp9/decoder/vp9_onyxd_int.h"
+
+#include "vp9/decoder/vp9_decoder.h"
+#include "vp9/decoder/vp9_decodeframe.h"
#include "vp9/decoder/vp9_read_bit_buffer.h"
+
#include "vp9/vp9_iface_common.h"
#define VP9_CAP_POSTPROC (CONFIG_VP9_POSTPROC ? VPX_CODEC_CAP_POSTPROC : 0)
-typedef vpx_codec_stream_info_t vp9_stream_info_t;
-/* Structures for handling memory allocations */
-typedef enum {
- VP9_SEG_ALG_PRIV = 256,
- VP9_SEG_MAX
-} mem_seg_id_t;
-#define NELEMENTS(x) ((int)(sizeof(x)/sizeof(x[0])))
-
-static unsigned long priv_sz(const vpx_codec_dec_cfg_t *si,
- vpx_codec_flags_t flags);
-
-static const mem_req_t vp9_mem_req_segs[] = {
- {VP9_SEG_ALG_PRIV, 0, 8, VPX_CODEC_MEM_ZERO, priv_sz},
- {VP9_SEG_MAX, 0, 0, 0, NULL}
-};
+typedef vpx_codec_stream_info_t vp9_stream_info_t;
struct vpx_codec_alg_priv {
vpx_codec_priv_t base;
- vpx_codec_mmap_t mmaps[NELEMENTS(vp9_mem_req_segs) - 1];
vpx_codec_dec_cfg_t cfg;
vp9_stream_info_t si;
- int defer_alloc;
- int decoder_init;
- VP9D_PTR pbi;
+ struct VP9Decoder *pbi;
int postproc_cfg_set;
vp8_postproc_cfg_t postproc_cfg;
-#if CONFIG_POSTPROC_VISUALIZER
- unsigned int dbg_postproc_flag;
- int dbg_color_ref_frame_flag;
- int dbg_color_mb_modes_flag;
- int dbg_color_b_modes_flag;
- int dbg_display_mv_flag;
-#endif
+ vpx_decrypt_cb decrypt_cb;
+ void *decrypt_state;
vpx_image_t img;
- int img_setup;
int img_avail;
+ int flushed;
int invert_tile_order;
+ int frame_parallel_decode; // frame-based threading.
// External frame buffer info to save for VP9 common.
void *ext_priv; // Private data associated with the external frame buffers.
vpx_release_frame_buffer_cb_fn_t release_ext_fb_cb;
};
-static unsigned long priv_sz(const vpx_codec_dec_cfg_t *si,
- vpx_codec_flags_t flags) {
- /* Although this declaration is constant, we can't use it in the requested
- * segments list because we want to define the requested segments list
- * before defining the private type (so that the number of memory maps is
- * known)
- */
- (void)si;
- return sizeof(vpx_codec_alg_priv_t);
-}
-
-static void vp9_init_ctx(vpx_codec_ctx_t *ctx, const vpx_codec_mmap_t *mmap) {
- int i;
-
- ctx->priv = mmap->base;
- ctx->priv->sz = sizeof(*ctx->priv);
- ctx->priv->iface = ctx->iface;
- ctx->priv->alg_priv = mmap->base;
-
- for (i = 0; i < NELEMENTS(ctx->priv->alg_priv->mmaps); i++)
- ctx->priv->alg_priv->mmaps[i].id = vp9_mem_req_segs[i].id;
-
- ctx->priv->alg_priv->mmaps[0] = *mmap;
- ctx->priv->alg_priv->si.sz = sizeof(ctx->priv->alg_priv->si);
- ctx->priv->init_flags = ctx->init_flags;
-
- if (ctx->config.dec) {
- /* Update the reference to the config structure to an internal copy. */
- ctx->priv->alg_priv->cfg = *ctx->config.dec;
- ctx->config.dec = &ctx->priv->alg_priv->cfg;
- }
-}
-
-static void vp9_finalize_mmaps(vpx_codec_alg_priv_t *ctx) {
- /* nothing to clean up */
-}
-
-static vpx_codec_err_t vp9_init(vpx_codec_ctx_t *ctx,
- vpx_codec_priv_enc_mr_cfg_t *data) {
- vpx_codec_err_t res = VPX_CODEC_OK;
-
+static vpx_codec_err_t decoder_init(vpx_codec_ctx_t *ctx,
+ vpx_codec_priv_enc_mr_cfg_t *data) {
// This function only allocates space for the vpx_codec_alg_priv_t
// structure. More memory may be required at the time the stream
// information becomes known.
- if (!ctx->priv) {
- vpx_codec_mmap_t mmap;
+ (void)data;
- mmap.id = vp9_mem_req_segs[0].id;
- mmap.sz = sizeof(vpx_codec_alg_priv_t);
- mmap.align = vp9_mem_req_segs[0].align;
- mmap.flags = vp9_mem_req_segs[0].flags;
-
- res = vpx_mmap_alloc(&mmap);
- if (!res) {
- vp9_init_ctx(ctx, &mmap);
-
- ctx->priv->alg_priv->defer_alloc = 1;
+ if (!ctx->priv) {
+ vpx_codec_alg_priv_t *const priv = vpx_calloc(1, sizeof(*priv));
+ if (priv == NULL)
+ return VPX_CODEC_MEM_ERROR;
+
+ ctx->priv = (vpx_codec_priv_t *)priv;
+ ctx->priv->init_flags = ctx->init_flags;
+
+ priv->si.sz = sizeof(priv->si);
+ priv->flushed = 0;
+ priv->frame_parallel_decode =
+ (ctx->init_flags & VPX_CODEC_USE_FRAME_THREADING);
+ priv->frame_parallel_decode = 0; // Disable for now
+
+ if (ctx->config.dec) {
+ priv->cfg = *ctx->config.dec;
+ ctx->config.dec = &priv->cfg;
}
}
- return res;
+ return VPX_CODEC_OK;
}
-static vpx_codec_err_t vp9_destroy(vpx_codec_alg_priv_t *ctx) {
- int i;
-
- vp9_remove_decompressor(ctx->pbi);
-
- for (i = NELEMENTS(ctx->mmaps) - 1; i >= 0; i--) {
- if (ctx->mmaps[i].dtor)
- ctx->mmaps[i].dtor(&ctx->mmaps[i]);
+static vpx_codec_err_t decoder_destroy(vpx_codec_alg_priv_t *ctx) {
+ if (ctx->pbi) {
+ vp9_decoder_remove(ctx->pbi);
+ ctx->pbi = NULL;
}
+ vpx_free(ctx);
+
return VPX_CODEC_OK;
}
-static vpx_codec_err_t vp9_peek_si(const uint8_t *data, unsigned int data_sz,
- vpx_codec_stream_info_t *si) {
- if (data_sz <= 8) return VPX_CODEC_UNSUP_BITSTREAM;
- if (data + data_sz <= data) return VPX_CODEC_INVALID_PARAM;
+static int parse_bitdepth_colorspace_sampling(
+ BITSTREAM_PROFILE profile, struct vp9_read_bit_buffer *rb) {
+ const int sRGB = 7;
+ int colorspace;
+ if (profile >= PROFILE_2)
+ rb->bit_offset += 1; // Bit-depth 10 or 12.
+ colorspace = vp9_rb_read_literal(rb, 3);
+ if (colorspace != sRGB) {
+ rb->bit_offset += 1; // [16,235] (including xvycc) vs [0,255] range.
+ if (profile == PROFILE_1 || profile == PROFILE_3) {
+ rb->bit_offset += 2; // subsampling x/y.
+ rb->bit_offset += 1; // unused.
+ }
+ } else {
+ if (profile == PROFILE_1 || profile == PROFILE_3) {
+ rb->bit_offset += 1; // unused
+ } else {
+ // RGB is only available in version 1.
+ return 0;
+ }
+ }
+ return 1;
+}
+
+static vpx_codec_err_t decoder_peek_si_internal(const uint8_t *data,
+ unsigned int data_sz,
+ vpx_codec_stream_info_t *si,
+ int *is_intra_only,
+ vpx_decrypt_cb decrypt_cb,
+ void *decrypt_state) {
+ int intra_only_flag = 0;
+ uint8_t clear_buffer[9];
+
+ if (data + data_sz <= data)
+ return VPX_CODEC_INVALID_PARAM;
si->is_kf = 0;
si->w = si->h = 0;
+ if (decrypt_cb) {
+ data_sz = MIN(sizeof(clear_buffer), data_sz);
+ decrypt_cb(decrypt_state, data, clear_buffer, data_sz);
+ data = clear_buffer;
+ }
+
{
+ int show_frame;
+ int error_resilient;
struct vp9_read_bit_buffer rb = { data, data + data_sz, 0, NULL, NULL };
const int frame_marker = vp9_rb_read_literal(&rb, 2);
- const int version = vp9_rb_read_bit(&rb);
- (void) vp9_rb_read_bit(&rb); // unused version bit
+ const BITSTREAM_PROFILE profile = vp9_read_profile(&rb);
if (frame_marker != VP9_FRAME_MARKER)
return VPX_CODEC_UNSUP_BITSTREAM;
-#if CONFIG_NON420
- if (version > 1) return VPX_CODEC_UNSUP_BITSTREAM;
-#else
- if (version != 0) return VPX_CODEC_UNSUP_BITSTREAM;
-#endif
+
+ if (profile >= MAX_PROFILES) return VPX_CODEC_UNSUP_BITSTREAM;
if (vp9_rb_read_bit(&rb)) { // show an existing frame
+ vp9_rb_read_literal(&rb, 3); // Frame buffer to show.
return VPX_CODEC_OK;
}
+ if (data_sz <= 8)
+ return VPX_CODEC_UNSUP_BITSTREAM;
+
si->is_kf = !vp9_rb_read_bit(&rb);
- if (si->is_kf) {
- const int sRGB = 7;
- int colorspace;
+ show_frame = vp9_rb_read_bit(&rb);
+ error_resilient = vp9_rb_read_bit(&rb);
- rb.bit_offset += 1; // show frame
- rb.bit_offset += 1; // error resilient
+ if (si->is_kf) {
+ if (!vp9_read_sync_code(&rb))
+ return VPX_CODEC_UNSUP_BITSTREAM;
- if (vp9_rb_read_literal(&rb, 8) != VP9_SYNC_CODE_0 ||
- vp9_rb_read_literal(&rb, 8) != VP9_SYNC_CODE_1 ||
- vp9_rb_read_literal(&rb, 8) != VP9_SYNC_CODE_2) {
+ if (!parse_bitdepth_colorspace_sampling(profile, &rb))
return VPX_CODEC_UNSUP_BITSTREAM;
- }
+ vp9_read_frame_size(&rb, (int *)&si->w, (int *)&si->h);
+ } else {
+ intra_only_flag = show_frame ? 0 : vp9_rb_read_bit(&rb);
- colorspace = vp9_rb_read_literal(&rb, 3);
- if (colorspace != sRGB) {
- rb.bit_offset += 1; // [16,235] (including xvycc) vs [0,255] range
- if (version == 1) {
- rb.bit_offset += 2; // subsampling x/y
- rb.bit_offset += 1; // has extra plane
- }
- } else {
- if (version == 1) {
- rb.bit_offset += 1; // has extra plane
- } else {
- // RGB is only available in version 1
+ rb.bit_offset += error_resilient ? 0 : 2; // reset_frame_context
+
+ if (intra_only_flag) {
+ if (!vp9_read_sync_code(&rb))
return VPX_CODEC_UNSUP_BITSTREAM;
+ if (profile > PROFILE_0) {
+ if (!parse_bitdepth_colorspace_sampling(profile, &rb))
+ return VPX_CODEC_UNSUP_BITSTREAM;
}
+ rb.bit_offset += REF_FRAMES; // refresh_frame_flags
+ vp9_read_frame_size(&rb, (int *)&si->w, (int *)&si->h);
}
-
- // TODO(jzern): these are available on non-keyframes in intra only mode.
- si->w = vp9_rb_read_literal(&rb, 16) + 1;
- si->h = vp9_rb_read_literal(&rb, 16) + 1;
}
}
-
+ if (is_intra_only != NULL)
+ *is_intra_only = intra_only_flag;
return VPX_CODEC_OK;
}
-static vpx_codec_err_t vp9_get_si(vpx_codec_alg_priv_t *ctx,
- vpx_codec_stream_info_t *si) {
+static vpx_codec_err_t decoder_peek_si(const uint8_t *data,
+ unsigned int data_sz,
+ vpx_codec_stream_info_t *si) {
+ return decoder_peek_si_internal(data, data_sz, si, NULL, NULL, NULL);
+}
+
+static vpx_codec_err_t decoder_get_si(vpx_codec_alg_priv_t *ctx,
+ vpx_codec_stream_info_t *si) {
const size_t sz = (si->sz >= sizeof(vp9_stream_info_t))
? sizeof(vp9_stream_info_t)
: sizeof(vpx_codec_stream_info_t);
return VPX_CODEC_OK;
}
-
static vpx_codec_err_t update_error_state(vpx_codec_alg_priv_t *ctx,
const struct vpx_internal_error_info *error) {
if (error->error_code)
return error->error_code;
}
-static vpx_codec_err_t decode_one(vpx_codec_alg_priv_t *ctx,
- const uint8_t **data, unsigned int data_sz,
- void *user_priv, int64_t deadline) {
- vpx_codec_err_t res = VPX_CODEC_OK;
+static void init_buffer_callbacks(vpx_codec_alg_priv_t *ctx) {
+ VP9_COMMON *const cm = &ctx->pbi->common;
- ctx->img_avail = 0;
+ cm->new_fb_idx = -1;
- /* Determine the stream parameters. Note that we rely on peek_si to
- * validate that we have a buffer that does not wrap around the top
- * of the heap.
- */
- if (!ctx->si.h)
- res = ctx->base.iface->dec.peek_si(*data, data_sz, &ctx->si);
+ if (ctx->get_ext_fb_cb != NULL && ctx->release_ext_fb_cb != NULL) {
+ cm->get_fb_cb = ctx->get_ext_fb_cb;
+ cm->release_fb_cb = ctx->release_ext_fb_cb;
+ cm->cb_priv = ctx->ext_priv;
+ } else {
+ cm->get_fb_cb = vp9_get_frame_buffer;
+ cm->release_fb_cb = vp9_release_frame_buffer;
+ if (vp9_alloc_internal_frame_buffers(&cm->int_frame_buffers))
+ vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
+ "Failed to initialize internal frame buffers");
- /* Perform deferred allocations, if required */
- if (!res && ctx->defer_alloc) {
- int i;
+ cm->cb_priv = &cm->int_frame_buffers;
+ }
+}
- for (i = 1; !res && i < NELEMENTS(ctx->mmaps); i++) {
- vpx_codec_dec_cfg_t cfg;
+static void set_default_ppflags(vp8_postproc_cfg_t *cfg) {
+ cfg->post_proc_flag = VP8_DEBLOCK | VP8_DEMACROBLOCK;
+ cfg->deblocking_level = 4;
+ cfg->noise_level = 0;
+}
- cfg.w = ctx->si.w;
- cfg.h = ctx->si.h;
- ctx->mmaps[i].id = vp9_mem_req_segs[i].id;
- ctx->mmaps[i].sz = vp9_mem_req_segs[i].sz;
- ctx->mmaps[i].align = vp9_mem_req_segs[i].align;
- ctx->mmaps[i].flags = vp9_mem_req_segs[i].flags;
+static void set_ppflags(const vpx_codec_alg_priv_t *ctx,
+ vp9_ppflags_t *flags) {
+ flags->post_proc_flag =
+ ctx->postproc_cfg.post_proc_flag;
- if (!ctx->mmaps[i].sz)
- ctx->mmaps[i].sz = vp9_mem_req_segs[i].calc_sz(&cfg,
- ctx->base.init_flags);
+ flags->deblocking_level = ctx->postproc_cfg.deblocking_level;
+ flags->noise_level = ctx->postproc_cfg.noise_level;
+}
- res = vpx_mmap_alloc(&ctx->mmaps[i]);
- }
+static void init_decoder(vpx_codec_alg_priv_t *ctx) {
+ ctx->pbi = vp9_decoder_create();
+ if (ctx->pbi == NULL)
+ return;
- if (!res)
- vp9_finalize_mmaps(ctx);
+ ctx->pbi->max_threads = ctx->cfg.threads;
+ ctx->pbi->inv_tile_order = ctx->invert_tile_order;
+ ctx->pbi->frame_parallel_decode = ctx->frame_parallel_decode;
- ctx->defer_alloc = 0;
- }
+ // If postprocessing was enabled by the application and a
+ // configuration has not been provided, default it.
+ if (!ctx->postproc_cfg_set &&
+ (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC))
+ set_default_ppflags(&ctx->postproc_cfg);
- /* Initialize the decoder instance on the first frame*/
- if (!res && !ctx->decoder_init) {
- res = vpx_validate_mmaps(&ctx->si, ctx->mmaps,
- vp9_mem_req_segs, NELEMENTS(vp9_mem_req_segs),
- ctx->base.init_flags);
-
- if (!res) {
- VP9D_CONFIG oxcf;
- VP9D_PTR optr;
-
- vp9_initialize_dec();
-
- oxcf.width = ctx->si.w;
- oxcf.height = ctx->si.h;
- oxcf.version = 9;
- oxcf.postprocess = 0;
- oxcf.max_threads = ctx->cfg.threads;
- oxcf.inv_tile_order = ctx->invert_tile_order;
- optr = vp9_create_decompressor(&oxcf);
-
- // If postprocessing was enabled by the application and a
- // configuration has not been provided, default it.
- if (!ctx->postproc_cfg_set &&
- (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)) {
- ctx->postproc_cfg.post_proc_flag = VP8_DEBLOCK | VP8_DEMACROBLOCK;
- ctx->postproc_cfg.deblocking_level = 4;
- ctx->postproc_cfg.noise_level = 0;
- }
+ init_buffer_callbacks(ctx);
+}
- if (!optr) {
- res = VPX_CODEC_ERROR;
- } else {
- VP9D_COMP *const pbi = (VP9D_COMP*)optr;
- VP9_COMMON *const cm = &pbi->common;
-
- // Set index to not initialized.
- cm->new_fb_idx = -1;
-
- if (ctx->get_ext_fb_cb != NULL && ctx->release_ext_fb_cb != NULL) {
- cm->get_fb_cb = ctx->get_ext_fb_cb;
- cm->release_fb_cb = ctx->release_ext_fb_cb;
- cm->cb_priv = ctx->ext_priv;
- } else {
- cm->get_fb_cb = vp9_get_frame_buffer;
- cm->release_fb_cb = vp9_release_frame_buffer;
-
- if (vp9_alloc_internal_frame_buffers(&cm->int_frame_buffers))
- vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR,
- "Failed to initialize internal frame buffers");
- cm->cb_priv = &cm->int_frame_buffers;
- }
+static vpx_codec_err_t decode_one(vpx_codec_alg_priv_t *ctx,
+ const uint8_t **data, unsigned int data_sz,
+ void *user_priv, int64_t deadline) {
+ YV12_BUFFER_CONFIG sd;
+ vp9_ppflags_t flags = {0, 0, 0};
+ VP9_COMMON *cm = NULL;
- ctx->pbi = optr;
- }
- }
+ (void)deadline;
+
+ vp9_zero(sd);
+ ctx->img_avail = 0;
- ctx->decoder_init = 1;
+ // Determine the stream parameters. Note that we rely on peek_si to
+ // validate that we have a buffer that does not wrap around the top
+ // of the heap.
+ if (!ctx->si.h) {
+ int is_intra_only = 0;
+ const vpx_codec_err_t res =
+ decoder_peek_si_internal(*data, data_sz, &ctx->si, &is_intra_only,
+ ctx->decrypt_cb, ctx->decrypt_state);
+ if (res != VPX_CODEC_OK)
+ return res;
+
+ if (!ctx->si.is_kf && !is_intra_only)
+ return VPX_CODEC_ERROR;
}
- if (!res && ctx->pbi) {
- YV12_BUFFER_CONFIG sd;
- int64_t time_stamp = 0, time_end_stamp = 0;
- vp9_ppflags_t flags = {0};
-
- if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC) {
- flags.post_proc_flag =
-#if CONFIG_POSTPROC_VISUALIZER
- (ctx->dbg_color_ref_frame_flag ? VP9D_DEBUG_CLR_FRM_REF_BLKS : 0) |
- (ctx->dbg_color_mb_modes_flag ? VP9D_DEBUG_CLR_BLK_MODES : 0) |
- (ctx->dbg_color_b_modes_flag ? VP9D_DEBUG_CLR_BLK_MODES : 0) |
- (ctx->dbg_display_mv_flag ? VP9D_DEBUG_DRAW_MV : 0) |
-#endif
- ctx->postproc_cfg.post_proc_flag;
-
- flags.deblocking_level = ctx->postproc_cfg.deblocking_level;
- flags.noise_level = ctx->postproc_cfg.noise_level;
-#if CONFIG_POSTPROC_VISUALIZER
- flags.display_ref_frame_flag = ctx->dbg_color_ref_frame_flag;
- flags.display_mb_modes_flag = ctx->dbg_color_mb_modes_flag;
- flags.display_b_modes_flag = ctx->dbg_color_b_modes_flag;
- flags.display_mv_flag = ctx->dbg_display_mv_flag;
-#endif
- }
+ // Initialize the decoder instance on the first frame
+ if (ctx->pbi == NULL) {
+ init_decoder(ctx);
+ if (ctx->pbi == NULL)
+ return VPX_CODEC_ERROR;
+ }
- if (vp9_receive_compressed_data(ctx->pbi, data_sz, data, deadline)) {
- VP9D_COMP *pbi = (VP9D_COMP*)ctx->pbi;
- res = update_error_state(ctx, &pbi->common.error);
- }
+ // Set these even if already initialized. The caller may have changed the
+ // decrypt config between frames.
+ ctx->pbi->decrypt_cb = ctx->decrypt_cb;
+ ctx->pbi->decrypt_state = ctx->decrypt_state;
- if (!res && 0 == vp9_get_raw_frame(ctx->pbi, &sd, &time_stamp,
- &time_end_stamp, &flags)) {
- VP9D_COMP *const pbi = (VP9D_COMP*)ctx->pbi;
- VP9_COMMON *const cm = &pbi->common;
- yuvconfig2image(&ctx->img, &sd, user_priv);
+ cm = &ctx->pbi->common;
- ctx->img.fb_priv = cm->frame_bufs[cm->new_fb_idx].raw_frame_buffer.priv;
- ctx->img_avail = 1;
- }
- }
+ if (vp9_receive_compressed_data(ctx->pbi, data_sz, data))
+ return update_error_state(ctx, &cm->error);
- return res;
-}
+ if (ctx->base.init_flags & VPX_CODEC_USE_POSTPROC)
+ set_ppflags(ctx, &flags);
-static void parse_superframe_index(const uint8_t *data, size_t data_sz,
- uint32_t sizes[8], int *count) {
- uint8_t marker;
+ if (vp9_get_raw_frame(ctx->pbi, &sd, &flags))
+ return update_error_state(ctx, &cm->error);
- assert(data_sz);
- marker = data[data_sz - 1];
- *count = 0;
+ yuvconfig2image(&ctx->img, &sd, user_priv);
+ ctx->img.fb_priv = cm->frame_bufs[cm->new_fb_idx].raw_frame_buffer.priv;
+ ctx->img_avail = 1;
- if ((marker & 0xe0) == 0xc0) {
- const uint32_t frames = (marker & 0x7) + 1;
- const uint32_t mag = ((marker >> 3) & 0x3) + 1;
- const size_t index_sz = 2 + mag * frames;
+ return VPX_CODEC_OK;
+}
- if (data_sz >= index_sz && data[data_sz - index_sz] == marker) {
- // found a valid superframe index
- uint32_t i, j;
- const uint8_t *x = data + data_sz - index_sz + 1;
+static vpx_codec_err_t decoder_decode(vpx_codec_alg_priv_t *ctx,
+ const uint8_t *data, unsigned int data_sz,
+ void *user_priv, long deadline) {
+ const uint8_t *data_start = data;
+ const uint8_t * const data_end = data + data_sz;
+ vpx_codec_err_t res;
+ uint32_t frame_sizes[8];
+ int frame_count;
- for (i = 0; i < frames; i++) {
- uint32_t this_sz = 0;
+ if (data == NULL && data_sz == 0) {
+ ctx->flushed = 1;
+ return VPX_CODEC_OK;
+ }
- for (j = 0; j < mag; j++)
- this_sz |= (*x++) << (j * 8);
- sizes[i] = this_sz;
- }
+ // Reset flushed when receiving a valid frame.
+ ctx->flushed = 0;
+
+ res = vp9_parse_superframe_index(data, data_sz, frame_sizes, &frame_count,
+ ctx->decrypt_cb, ctx->decrypt_state);
+ if (res != VPX_CODEC_OK)
+ return res;
+
+ if (ctx->frame_parallel_decode) {
+ // Decode in frame parallel mode. When decoding in this mode, the frame
+ // passed to the decoder must be either a normal frame or a superframe with
+ // superframe index so the decoder could get each frame's start position
+ // in the superframe.
+ if (frame_count > 0) {
+ int i;
+
+ for (i = 0; i < frame_count; ++i) {
+ const uint8_t *data_start_copy = data_start;
+ const uint32_t frame_size = frame_sizes[i];
+ vpx_codec_err_t res;
+ if (data_start < data
+ || frame_size > (uint32_t) (data_end - data_start)) {
+ ctx->base.err_detail = "Invalid frame size in index";
+ return VPX_CODEC_CORRUPT_FRAME;
+ }
- *count = frames;
- }
- }
-}
+ res = decode_one(ctx, &data_start_copy, frame_size, user_priv,
+ deadline);
+ if (res != VPX_CODEC_OK)
+ return res;
-static vpx_codec_err_t vp9_decode(vpx_codec_alg_priv_t *ctx,
- const uint8_t *data,
- unsigned int data_sz,
- void *user_priv,
- long deadline) {
- const uint8_t *data_start = data;
- const uint8_t *data_end = data + data_sz;
- vpx_codec_err_t res = 0;
- uint32_t sizes[8];
- int frames_this_pts, frame_count = 0;
-
- if (data == NULL || data_sz == 0) return VPX_CODEC_INVALID_PARAM;
-
- parse_superframe_index(data, data_sz, sizes, &frames_this_pts);
-
- do {
- // Skip over the superframe index, if present
- if (data_sz && (*data_start & 0xe0) == 0xc0) {
- const uint8_t marker = *data_start;
- const uint32_t frames = (marker & 0x7) + 1;
- const uint32_t mag = ((marker >> 3) & 0x3) + 1;
- const uint32_t index_sz = 2 + mag * frames;
-
- if (data_sz >= index_sz && data_start[index_sz - 1] == marker) {
- data_start += index_sz;
- data_sz -= index_sz;
- if (data_start < data_end)
- continue;
- else
- break;
+ data_start += frame_size;
+ }
+ } else {
+ res = decode_one(ctx, &data_start, data_sz, user_priv, deadline);
+ if (res != VPX_CODEC_OK)
+ return res;
+
+ // Extra data detected after the frame.
+ if (data_start < data_end - 1) {
+ ctx->base.err_detail = "Fail to decode frame in parallel mode";
+ return VPX_CODEC_INCAPABLE;
}
}
+ } else {
+ // Decode in serial mode.
+ if (frame_count > 0) {
+ int i;
+
+ for (i = 0; i < frame_count; ++i) {
+ const uint8_t *data_start_copy = data_start;
+ const uint32_t frame_size = frame_sizes[i];
+ vpx_codec_err_t res;
+ if (data_start < data
+ || frame_size > (uint32_t) (data_end - data_start)) {
+ ctx->base.err_detail = "Invalid frame size in index";
+ return VPX_CODEC_CORRUPT_FRAME;
+ }
- // Use the correct size for this frame, if an index is present.
- if (frames_this_pts) {
- uint32_t this_sz = sizes[frame_count];
+ res = decode_one(ctx, &data_start_copy, frame_size, user_priv,
+ deadline);
+ if (res != VPX_CODEC_OK)
+ return res;
- if (data_sz < this_sz) {
- ctx->base.err_detail = "Invalid frame size in index";
- return VPX_CODEC_CORRUPT_FRAME;
+ data_start += frame_size;
+ }
+ } else {
+ while (data_start < data_end) {
+ const uint32_t frame_size = (uint32_t) (data_end - data_start);
+ const vpx_codec_err_t res = decode_one(ctx, &data_start, frame_size,
+ user_priv, deadline);
+ if (res != VPX_CODEC_OK)
+ return res;
+
+ // Account for suboptimal termination by the encoder.
+ while (data_start < data_end) {
+ const uint8_t marker = read_marker(ctx->decrypt_cb,
+ ctx->decrypt_state, data_start);
+ if (marker)
+ break;
+ ++data_start;
+ }
}
-
- data_sz = this_sz;
- frame_count++;
}
+ }
- res = decode_one(ctx, &data_start, data_sz, user_priv, deadline);
- assert(data_start >= data);
- assert(data_start <= data_end);
-
- /* Early exit if there was a decode error */
- if (res)
- break;
-
- /* Account for suboptimal termination by the encoder. */
- while (data_start < data_end && *data_start == 0)
- data_start++;
-
- data_sz = data_end - data_start;
- } while (data_start < data_end);
- return res;
+ return VPX_CODEC_OK;
}
-static vpx_image_t *vp9_get_frame(vpx_codec_alg_priv_t *ctx,
- vpx_codec_iter_t *iter) {
+static vpx_image_t *decoder_get_frame(vpx_codec_alg_priv_t *ctx,
+ vpx_codec_iter_t *iter) {
vpx_image_t *img = NULL;
if (ctx->img_avail) {
- /* iter acts as a flip flop, so an image is only returned on the first
- * call to get_frame.
- */
+ // iter acts as a flip flop, so an image is only returned on the first
+ // call to get_frame.
if (!(*iter)) {
img = &ctx->img;
+ img->bit_depth = (int)ctx->pbi->common.bit_depth;
*iter = img;
}
}
return img;
}
-static vpx_codec_err_t vp9_set_fb_fn(
+static vpx_codec_err_t decoder_set_fb_fn(
vpx_codec_alg_priv_t *ctx,
vpx_get_frame_buffer_cb_fn_t cb_get,
vpx_release_frame_buffer_cb_fn_t cb_release, void *cb_priv) {
return VPX_CODEC_ERROR;
}
-static vpx_codec_err_t vp9_xma_get_mmap(const vpx_codec_ctx_t *ctx,
- vpx_codec_mmap_t *mmap,
- vpx_codec_iter_t *iter) {
- vpx_codec_err_t res;
- const mem_req_t *seg_iter = *iter;
-
- /* Get address of next segment request */
- do {
- if (!seg_iter)
- seg_iter = vp9_mem_req_segs;
- else if (seg_iter->id != VP9_SEG_MAX)
- seg_iter++;
-
- *iter = (vpx_codec_iter_t)seg_iter;
-
- if (seg_iter->id != VP9_SEG_MAX) {
- mmap->id = seg_iter->id;
- mmap->sz = seg_iter->sz;
- mmap->align = seg_iter->align;
- mmap->flags = seg_iter->flags;
-
- if (!seg_iter->sz)
- mmap->sz = seg_iter->calc_sz(ctx->config.dec, ctx->init_flags);
-
- res = VPX_CODEC_OK;
- } else {
- res = VPX_CODEC_LIST_END;
- }
- } while (!mmap->sz && res != VPX_CODEC_LIST_END);
-
- return res;
-}
-
-static vpx_codec_err_t vp9_xma_set_mmap(vpx_codec_ctx_t *ctx,
- const vpx_codec_mmap_t *mmap) {
- vpx_codec_err_t res = VPX_CODEC_MEM_ERROR;
- int i, done;
-
- if (!ctx->priv) {
- if (mmap->id == VP9_SEG_ALG_PRIV) {
- if (!ctx->priv) {
- vp9_init_ctx(ctx, mmap);
- res = VPX_CODEC_OK;
- }
- }
- }
-
- done = 1;
-
- if (!res && ctx->priv->alg_priv) {
- for (i = 0; i < NELEMENTS(ctx->priv->alg_priv->mmaps); i++) {
- if (ctx->priv->alg_priv->mmaps[i].id == mmap->id)
- if (!ctx->priv->alg_priv->mmaps[i].base) {
- ctx->priv->alg_priv->mmaps[i] = *mmap;
- res = VPX_CODEC_OK;
- }
-
- done &= (ctx->priv->alg_priv->mmaps[i].base != NULL);
- }
- }
-
- if (done && !res) {
- vp9_finalize_mmaps(ctx->priv->alg_priv);
- res = ctx->iface->init(ctx, NULL);
- }
-
- return res;
-}
-
-static vpx_codec_err_t set_reference(vpx_codec_alg_priv_t *ctx, int ctr_id,
- va_list args) {
- vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
+static vpx_codec_err_t ctrl_set_reference(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
+ vpx_ref_frame_t *const data = va_arg(args, vpx_ref_frame_t *);
if (data) {
- vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
+ vpx_ref_frame_t *const frame = (vpx_ref_frame_t *)data;
YV12_BUFFER_CONFIG sd;
image2yuvconfig(&frame->img, &sd);
- return vp9_set_reference_dec(ctx->pbi,
+ return vp9_set_reference_dec(&ctx->pbi->common,
(VP9_REFFRAME)frame->frame_type, &sd);
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
-static vpx_codec_err_t copy_reference(vpx_codec_alg_priv_t *ctx, int ctr_id,
- va_list args) {
+static vpx_codec_err_t ctrl_copy_reference(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
if (data) {
}
}
-static vpx_codec_err_t get_reference(vpx_codec_alg_priv_t *ctx, int ctr_id,
- va_list args) {
+static vpx_codec_err_t ctrl_get_reference(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
vp9_ref_frame_t *data = va_arg(args, vp9_ref_frame_t *);
if (data) {
- YV12_BUFFER_CONFIG* fb;
+ YV12_BUFFER_CONFIG* fb = get_ref_frame(&ctx->pbi->common, data->idx);
+ if (fb == NULL) return VPX_CODEC_ERROR;
- vp9_get_reference_dec(ctx->pbi, data->idx, &fb);
yuvconfig2image(&data->img, fb, NULL);
return VPX_CODEC_OK;
} else {
}
}
-static vpx_codec_err_t set_postproc(vpx_codec_alg_priv_t *ctx, int ctr_id,
- va_list args) {
+static vpx_codec_err_t ctrl_set_postproc(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
#if CONFIG_VP9_POSTPROC
vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
return VPX_CODEC_INVALID_PARAM;
}
#else
+ (void)ctx;
+ (void)args;
return VPX_CODEC_INCAPABLE;
#endif
}
-static vpx_codec_err_t set_dbg_options(vpx_codec_alg_priv_t *ctx, int ctrl_id,
- va_list args) {
-#if CONFIG_POSTPROC_VISUALIZER && CONFIG_POSTPROC
- int data = va_arg(args, int);
-
-#define MAP(id, var) case id: var = data; break;
-
- switch (ctrl_id) {
- MAP(VP8_SET_DBG_COLOR_REF_FRAME, ctx->dbg_color_ref_frame_flag);
- MAP(VP8_SET_DBG_COLOR_MB_MODES, ctx->dbg_color_mb_modes_flag);
- MAP(VP8_SET_DBG_COLOR_B_MODES, ctx->dbg_color_b_modes_flag);
- MAP(VP8_SET_DBG_DISPLAY_MV, ctx->dbg_display_mv_flag);
- }
-
- return VPX_CODEC_OK;
-#else
+static vpx_codec_err_t ctrl_set_dbg_options(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
+ (void)ctx;
+ (void)args;
return VPX_CODEC_INCAPABLE;
-#endif
}
-static vpx_codec_err_t get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
- int ctrl_id, va_list args) {
- int *update_info = va_arg(args, int *);
- VP9D_COMP *pbi = (VP9D_COMP*)ctx->pbi;
+static vpx_codec_err_t ctrl_get_last_ref_updates(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
+ int *const update_info = va_arg(args, int *);
if (update_info) {
- *update_info = pbi->refresh_frame_flags;
-
+ if (ctx->pbi)
+ *update_info = ctx->pbi->refresh_frame_flags;
+ else
+ return VPX_CODEC_ERROR;
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
-static vpx_codec_err_t get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
- int ctrl_id, va_list args) {
+static vpx_codec_err_t ctrl_get_frame_corrupted(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
int *corrupted = va_arg(args, int *);
- if (corrupted) {
- VP9D_COMP *pbi = (VP9D_COMP*)ctx->pbi;
- if (pbi)
- *corrupted = pbi->common.frame_to_show->corrupted;
- else
- return VPX_CODEC_ERROR;
+ if (corrupted != NULL && ctx->pbi != NULL) {
+ const YV12_BUFFER_CONFIG *const frame = ctx->pbi->common.frame_to_show;
+ if (frame == NULL) return VPX_CODEC_ERROR;
+ *corrupted = frame->corrupted;
return VPX_CODEC_OK;
} else {
return VPX_CODEC_INVALID_PARAM;
}
}
-static vpx_codec_err_t get_display_size(vpx_codec_alg_priv_t *ctx,
- int ctrl_id, va_list args) {
+static vpx_codec_err_t ctrl_get_display_size(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
int *const display_size = va_arg(args, int *);
if (display_size) {
- const VP9D_COMP *const pbi = (VP9D_COMP*)ctx->pbi;
- if (pbi) {
- display_size[0] = pbi->common.display_width;
- display_size[1] = pbi->common.display_height;
+ if (ctx->pbi) {
+ const VP9_COMMON *const cm = &ctx->pbi->common;
+ display_size[0] = cm->display_width;
+ display_size[1] = cm->display_height;
} else {
return VPX_CODEC_ERROR;
}
}
}
-static vpx_codec_err_t set_invert_tile_order(vpx_codec_alg_priv_t *ctx,
- int ctr_id,
- va_list args) {
+static vpx_codec_err_t ctrl_get_bit_depth(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
+ unsigned int *const bit_depth = va_arg(args, unsigned int *);
+
+ if (bit_depth) {
+ if (ctx->pbi) {
+ const VP9_COMMON *const cm = &ctx->pbi->common;
+ *bit_depth = cm->bit_depth;
+ return VPX_CODEC_OK;
+ } else {
+ return VPX_CODEC_ERROR;
+ }
+ } else {
+ return VPX_CODEC_INVALID_PARAM;
+ }
+}
+
+static vpx_codec_err_t ctrl_set_invert_tile_order(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
ctx->invert_tile_order = va_arg(args, int);
return VPX_CODEC_OK;
}
-static vpx_codec_ctrl_fn_map_t ctf_maps[] = {
- {VP8_SET_REFERENCE, set_reference},
- {VP8_COPY_REFERENCE, copy_reference},
- {VP8_SET_POSTPROC, set_postproc},
- {VP8_SET_DBG_COLOR_REF_FRAME, set_dbg_options},
- {VP8_SET_DBG_COLOR_MB_MODES, set_dbg_options},
- {VP8_SET_DBG_COLOR_B_MODES, set_dbg_options},
- {VP8_SET_DBG_DISPLAY_MV, set_dbg_options},
- {VP8D_GET_LAST_REF_UPDATES, get_last_ref_updates},
- {VP8D_GET_FRAME_CORRUPTED, get_frame_corrupted},
- {VP9_GET_REFERENCE, get_reference},
- {VP9D_GET_DISPLAY_SIZE, get_display_size},
- {VP9_INVERT_TILE_DECODE_ORDER, set_invert_tile_order},
+static vpx_codec_err_t ctrl_set_decryptor(vpx_codec_alg_priv_t *ctx,
+ va_list args) {
+ vpx_decrypt_init *init = va_arg(args, vpx_decrypt_init *);
+ ctx->decrypt_cb = init ? init->decrypt_cb : NULL;
+ ctx->decrypt_state = init ? init->decrypt_state : NULL;
+ return VPX_CODEC_OK;
+}
+
+static vpx_codec_ctrl_fn_map_t decoder_ctrl_maps[] = {
+ {VP8_COPY_REFERENCE, ctrl_copy_reference},
+
+ // Setters
+ {VP8_SET_REFERENCE, ctrl_set_reference},
+ {VP8_SET_POSTPROC, ctrl_set_postproc},
+ {VP8_SET_DBG_COLOR_REF_FRAME, ctrl_set_dbg_options},
+ {VP8_SET_DBG_COLOR_MB_MODES, ctrl_set_dbg_options},
+ {VP8_SET_DBG_COLOR_B_MODES, ctrl_set_dbg_options},
+ {VP8_SET_DBG_DISPLAY_MV, ctrl_set_dbg_options},
+ {VP9_INVERT_TILE_DECODE_ORDER, ctrl_set_invert_tile_order},
+ {VPXD_SET_DECRYPTOR, ctrl_set_decryptor},
+
+ // Getters
+ {VP8D_GET_LAST_REF_UPDATES, ctrl_get_last_ref_updates},
+ {VP8D_GET_FRAME_CORRUPTED, ctrl_get_frame_corrupted},
+ {VP9_GET_REFERENCE, ctrl_get_reference},
+ {VP9D_GET_DISPLAY_SIZE, ctrl_get_display_size},
+ {VP9D_GET_BIT_DEPTH, ctrl_get_bit_depth},
+
{ -1, NULL},
};
-
#ifndef VERSION_STRING
#define VERSION_STRING
#endif
"WebM Project VP9 Decoder" VERSION_STRING,
VPX_CODEC_INTERNAL_ABI_VERSION,
VPX_CODEC_CAP_DECODER | VP9_CAP_POSTPROC |
- VPX_CODEC_CAP_EXTERNAL_FRAME_BUFFER,
- /* vpx_codec_caps_t caps; */
- vp9_init, /* vpx_codec_init_fn_t init; */
- vp9_destroy, /* vpx_codec_destroy_fn_t destroy; */
- ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
- vp9_xma_get_mmap, /* vpx_codec_get_mmap_fn_t get_mmap; */
- vp9_xma_set_mmap, /* vpx_codec_set_mmap_fn_t set_mmap; */
+ VPX_CODEC_CAP_EXTERNAL_FRAME_BUFFER, // vpx_codec_caps_t
+ decoder_init, // vpx_codec_init_fn_t
+ decoder_destroy, // vpx_codec_destroy_fn_t
+ decoder_ctrl_maps, // vpx_codec_ctrl_fn_map_t
{ // NOLINT
- vp9_peek_si, /* vpx_codec_peek_si_fn_t peek_si; */
- vp9_get_si, /* vpx_codec_get_si_fn_t get_si; */
- vp9_decode, /* vpx_codec_decode_fn_t decode; */
- vp9_get_frame, /* vpx_codec_frame_get_fn_t frame_get; */
- vp9_set_fb_fn, /* vpx_codec_set_fb_fn_t set_fb_fn; */
+ decoder_peek_si, // vpx_codec_peek_si_fn_t
+ decoder_get_si, // vpx_codec_get_si_fn_t
+ decoder_decode, // vpx_codec_decode_fn_t
+ decoder_get_frame, // vpx_codec_frame_get_fn_t
+ decoder_set_fb_fn, // vpx_codec_set_fb_fn_t
},
{ // NOLINT
- /* encoder functions */
- NOT_IMPLEMENTED,
- NOT_IMPLEMENTED,
- NOT_IMPLEMENTED,
- NOT_IMPLEMENTED,
- NOT_IMPLEMENTED,
- NOT_IMPLEMENTED
+ 0,
+ NULL, // vpx_codec_enc_cfg_map_t
+ NULL, // vpx_codec_encode_fn_t
+ NULL, // vpx_codec_get_cx_data_fn_t
+ NULL, // vpx_codec_enc_config_set_fn_t
+ NULL, // vpx_codec_get_global_headers_fn_t
+ NULL, // vpx_codec_get_preview_frame_fn_t
+ NULL // vpx_codec_enc_mr_get_mem_loc_fn_t
}
};
projects / platform / framework / web / crosswalk.git / blobdiff