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tavenc: tiling

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minjaesong
2025-12-07 15:27:32 +09:00
parent 3828bd7fbc
commit 0907e22f53
3 changed files with 88 additions and 3 deletions
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19
video_encoder/include/tav_encoder_lib.h
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@@ -75,7 +75,7 @@ typedef struct {
// === Advanced Options ===
int verbose; // 1=enable debug output, 0=quiet (default)
int monoblock; // 1=single tile encoding (always 1 for current implementation)
int monoblock; // -1=auto (based on dimensions), 0=force tiled, 1=force monoblock
} tav_encoder_params_t;
@@ -296,6 +296,23 @@ void tav_encoder_get_stats(tav_encoder_context_t *ctx, tav_encoder_stats_t *stat
#define TAV_PACKET_GOP_SYNC 0xFC // GOP sync (frame count marker)
#define TAV_PACKET_TIMECODE 0xFD // Timecode metadata
// =============================================================================
// Tile Settings (for multi-tile mode)
// =============================================================================
#define TAV_TILE_SIZE_X 640 // Base tile width
#define TAV_TILE_SIZE_Y 540 // Base tile height
#define TAV_DWT_FILTER_HALF_SUPPORT 4 // For 9/7 filter (filter lengths 9,7 → L=4)
#define TAV_TILE_MARGIN_LEVELS 3 // Use margin for 3 levels: 4 * (2^3) = 32px
#define TAV_TILE_MARGIN (TAV_DWT_FILTER_HALF_SUPPORT * (1 << TAV_TILE_MARGIN_LEVELS)) // 32px
#define TAV_PADDED_TILE_SIZE_X (TAV_TILE_SIZE_X + 2 * TAV_TILE_MARGIN) // 704
#define TAV_PADDED_TILE_SIZE_Y (TAV_TILE_SIZE_Y + 2 * TAV_TILE_MARGIN) // 604
// Monoblock threshold: D1 PAL resolution (720x576)
// If width > 720 OR height > 576, automatically switch to tiled mode
#define TAV_MONOBLOCK_MAX_WIDTH 720
#define TAV_MONOBLOCK_MAX_HEIGHT 576
#ifdef __cplusplus
}
#endif